:root{--green:#147a42;--green-dark:#0c4f2b;--green-soft:#e9f7ef;--green-pale:#f6fbf7;--ink:#17352b;--muted:#5f746b;--line:#dbe8e0;--white:#ffffff;--amber:#f0b13e;--amber-soft:#fff6df;--blue:#2d7fa7;--coral:#b94a38;--shadow:0 18px 46px rgba(17,76,44,0.13);--radius:8px;--max:1160px;--page-bg:#f7faf8;--page-bg-soft:#eef7f1;--decor-green:rgba(20,122,66,0.09);--decor-blue:rgba(45,127,167,0.07);--decor-amber:rgba(240,177,62,0.08);--bg-hero:url(/assets/images/officialsite-bg-hero.webp);--bg-program:url(/assets/images/officialsite-bg-program.webp);--bg-guru:url(/assets/images/officialsite-bg-guru.webp);--bg-ai-blog:url(/assets/images/officialsite-bg-ai-blog.webp)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--white);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.55}img{max-width:100%;display:block}a{color:inherit}.skip-link{position:absolute;left:16px;top:-80px;z-index:20;padding:10px 14px;background:var(--green-dark);color:var(--white);border-radius:6px}.skip-link:focus{top:16px}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:10;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.marketing-shell-immersive{--immersive-header-height:70px;display:flex;min-height:100dvh;flex-direction:column}.marketing-shell-immersive .site-header{position:relative;flex:0 0 auto}.immersive-main-slot{display:flex;min-height:calc(100dvh - var(--immersive-header-height));flex:1 0 auto;flex-direction:column}.nav{max-width:var(--max);margin:0 auto;min-height:70px;padding:10px 24px;display:flex;gap:20px}.brand,.nav{align-items:center}.brand{display:inline-flex;gap:10px;text-decoration:none;flex:0 0 auto}.brand img{width:46px;height:auto}.brand-text{color:var(--green-dark);font-size:20px;font-weight:900}.nav-links{margin-left:auto;display:flex;align-items:center;gap:18px;font-size:14px;color:var(--muted);white-space:nowrap}.nav-links a{text-decoration:none}.nav-links a:hover{color:var(--green-dark)}.header-cta{display:inline-flex;min-height:42px;align-items:center;justify-content:center;padding:0 16px;border-radius:999px;background:var(--green);color:var(--white);font-weight:700;text-decoration:none}.header-cta-mobile{display:none}.hero{position:relative;overflow:hidden;isolation:isolate;padding:0;background:var(--bg-hero) center top /max(100%,1920px) auto no-repeat,linear-gradient(180deg,#ffffff 0,var(--page-bg) 62%,var(--page-bg-soft) 100%);border-bottom:1px solid var(--line)}.hero:before{content:"";position:absolute;inset:0;z-index:0;width:auto;height:auto;border-radius:0;background:linear-gradient(90deg,rgba(255,255,255,.32),rgba(255,255,255,.82) 22%,rgba(255,255,255,.86) 78%,rgba(255,255,255,.32)),radial-gradient(ellipse at center,rgba(255,255,255,.9) 0,rgba(255,255,255,.66) 46%,rgba(255,255,255,.1) 78%,transparent 100%);transform:none;pointer-events:none}.container{max-width:var(--max);margin:0 auto;padding:0 24px}#blog>.container,#guru>.container,.ai-loop-section>.container,.blog-center-hero>.container,.brand-story>.container,.footer>.container,.hero-grid,.page-hero>.container,.program-hero>.container,.proof-section>.container,.section-alt>.container{position:relative;z-index:1}.hero-grid{min-height:auto;padding:34px 24px 54px;display:grid;grid-template-columns:1fr;align-content:center;grid-gap:22px;gap:22px}.hero-intro{max-width:920px;margin:0 auto;text-align:center}.hero-intro .lead{margin-left:auto;margin-right:auto}.hero-intro h1{font-size:clamp(32px,3.6vw,46px);line-height:1.08}.eyebrow{margin:0 0 14px;color:var(--green-dark);font-size:13px;font-weight:800;text-transform:uppercase}h1,h2,h3,p{overflow-wrap:anywhere}h1{margin:0;font-size:clamp(40px,6vw,70px);line-height:.98;letter-spacing:0;color:var(--green-dark)}.lead{margin:20px 0 0;max-width:650px;font-size:19px;color:var(--muted)}.hero-actions,.section-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}.btn{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 18px;border-radius:8px;border:1px solid transparent;font-weight:800;text-decoration:none}.btn-compact{min-height:42px;padding-left:15px;padding-right:15px}.btn-primary{background:var(--green);color:var(--white)}.btn-secondary{border-color:var(--line)}.btn-inverse,.btn-secondary{background:var(--white);color:var(--green-dark)}.btn-inverse{border-color:var(--white)}.btn-whatsapp{background:#ffffff;border-color:#25d366;color:#0b6332}.btn-whatsapp:before{content:"";display:inline-flex;width:24px;height:24px;align-items:center;justify-content:center;border-radius:999px;background:url(/assets/images/whatsapp-mark.svg) 50%/contain no-repeat}.btn:hover{transform:translateY(-1px)}.btn:focus-visible,.header-cta:focus-visible,.text-link:focus-visible,.wa-link:focus-visible{outline:3px solid rgba(20,122,66,.28);outline-offset:3px}.hero-note{margin:14px 0 0;color:var(--muted);font-size:14px}.enrollment-board{width:100%;max-width:1080px;margin:0 auto;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}.board-top{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:18px}.label{display:inline-flex;align-items:center;min-height:30px;padding:0 10px;border-radius:999px;background:var(--amber-soft);color:#8d5a00;font-size:13px;font-weight:800}.board-title{margin:0;font-size:24px;line-height:1.15}.board-date{margin:8px 0 0;color:var(--muted)}.price-box{min-width:176px;padding:14px 16px;border:1px solid #f1dab4;border-radius:var(--radius);background:var(--amber-soft)}.price-label{display:block;margin-bottom:5px;color:#8d5a00;font-size:11px;font-weight:900;text-transform:uppercase}.price{margin:0;color:var(--coral);font-size:28px;line-height:1;font-weight:900}.price span{display:inline;margin-left:2px}.price span,.price-note{color:var(--muted);font-size:12px;font-weight:700}.price-note{margin:8px 0 0;line-height:1.35}.class-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px}.class-row{display:grid;grid-gap:16px;gap:16px;align-content:space-between;padding:14px;border:1px solid var(--line);border-top:4px solid var(--green);border-radius:var(--radius);background:var(--white);transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}.class-row:hover{border-color:rgba(20,122,66,.35);box-shadow:0 14px 34px rgba(17,76,44,.1);transform:translateY(-2px)}.class-row:nth-child(2){border-top-color:var(--blue)}.class-main{display:grid;grid-template-columns:minmax(126px,30%) minmax(0,1fr);grid-gap:16px;gap:16px;align-items:start}.class-thumb{min-height:168px;aspect-ratio:3/4;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--green-soft)}.class-thumb img{width:100%;height:100%;object-fit:cover;object-position:center top}.class-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}.class-row h3{margin:0;font-size:20px}.class-fit{display:inline-flex;min-height:28px;align-items:center;padding:0 9px;border-radius:999px;background:var(--green-soft);color:var(--green-dark);font-size:12px;font-weight:900;white-space:nowrap}.class-fit-blue{background:#e8f3f8;color:#145778}.class-row p{margin:0;color:var(--muted)}.class-decision{display:inline-flex;max-width:100%;margin:0 0 8px;padding:6px 8px;border-radius:6px;background:var(--green-soft);color:var(--green-dark);font-size:13px;font-weight:900;line-height:1.25}.class-decision-blue{background:#e8f3f8;color:#145778}.class-schedule{display:inline-flex;flex-wrap:wrap;gap:5px 8px;align-items:baseline;margin:1px 0 9px;padding:0;border:0;background:transparent;color:var(--muted)}.class-schedule:before{content:"";width:7px;height:7px;margin-top:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(20,122,66,.1)}.class-schedule strong{color:var(--green-dark);font-size:13px;line-height:1.35}.class-schedule span{color:var(--muted);font-size:13px;font-weight:900}.class-schedule-blue{color:var(--muted)}.class-schedule-blue:before{background:var(--blue);box-shadow:0 0 0 4px rgba(45,127,167,.11)}.class-schedule-blue span,.class-schedule-blue strong{color:#145778}.class-trial-note{display:inline-flex;margin:0 0 8px;padding:4px 7px;border:1px solid rgba(20,122,66,.16);border-radius:999px;background:#fbfdfb;color:var(--muted);font-size:12px;font-weight:800;line-height:1.25}.class-trial-note-blue{border-color:rgba(45,127,167,.18)}.class-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.class-actions .btn{min-height:42px;padding-left:14px;padding-right:14px;font-size:14px;width:auto}.text-link{color:var(--green-dark);font-size:14px;font-weight:900;text-decoration:none}.text-link:hover{text-decoration:underline}.facts{grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:0;gap:0;margin-top:14px;overflow:hidden;border:1px solid var(--line);border-radius:6px}.board-support,.facts{display:grid;background:#fbfdfb}.board-support{grid-template-columns:minmax(0,1fr) auto;align-items:center;grid-gap:14px;gap:14px;margin-top:16px;padding:14px 16px;border:1px solid var(--line);border-radius:var(--radius)}.board-support strong{display:block;color:var(--green-dark);font-size:15px}.board-support span{display:block;margin-top:2px;color:var(--muted);font-size:13px}.support-links{display:flex;align-items:center;gap:12px;white-space:nowrap}.wa-link{display:inline-flex;min-height:34px;align-items:center;justify-content:center;padding:0 12px;border:1px solid #25d366;border-radius:999px;color:#0b6332;font-size:13px;font-weight:900;text-decoration:none}.wa-link:before{content:"";display:inline-flex;width:18px;height:18px;margin-right:6px;background:url(/assets/images/whatsapp-mark.svg) 50%/contain no-repeat}.download-path{position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:0;gap:0;margin-top:12px;padding:9px 4px 0;border:0;background:transparent}.download-path div{position:relative;display:grid;grid-template-columns:1fr;justify-items:center;grid-gap:6px;gap:6px;min-width:0;padding:0 10px;text-align:center}.download-path div:not(:last-child):after{content:"";position:absolute;top:11px;left:calc(50% + 19px);right:calc(-50% + 19px);width:auto;height:1px;background:#cfe0d4}.download-path strong{position:relative;z-index:1;width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:var(--green);color:var(--white);font-size:12px;font-weight:900}.download-path span{color:var(--muted);font-size:12px;font-weight:800;line-height:1.25}.download-router{margin-top:28px}.download-router-panel{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:18px;gap:18px;align-items:center;padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--white);box-shadow:var(--shadow)}.download-router-panel h2{margin:0;color:var(--green-dark);font-size:28px;line-height:1.16}.download-router-panel p{margin:8px 0 0;color:var(--muted)}.download-router-panel .eyebrow{margin-bottom:8px}.download-choice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:12px;gap:12px;margin-top:14px}.download-choice{min-height:92px;display:flex;flex-direction:column;justify-content:center;gap:5px;padding:16px;border:1px solid var(--line);border-radius:var(--radius);background:var(--white);text-decoration:none}.download-choice:hover{border-color:rgba(20,122,66,.46);transform:translateY(-1px)}.download-choice strong{color:var(--green-dark);font-size:17px}.download-choice span{color:var(--muted);font-size:13px;line-height:1.35}.legacy-download-page{background:var(--page-bg)}.legacy-download-hero{overflow:hidden;padding:36px 0 0;background:radial-gradient(circle at 12% 20%,rgba(20,122,66,.05),transparent 28%),radial-gradient(circle at 88% 16%,rgba(20,122,66,.035),transparent 30%),linear-gradient(180deg,var(--page-bg) 0,var(--page-bg-soft) 100%)}.legacy-download-copy{width:min(100%,var(--max));margin:0 auto;padding:0 24px;text-align:center}.legacy-download-copy h1{max-width:860px;margin-right:auto;margin-left:auto;color:#111827;font-size:clamp(40px,4.4vw,54px);line-height:1.08}.legacy-download-copy .lead{max-width:720px;margin-right:auto;margin-left:auto;color:#555a64;font-size:19px;line-height:1.5}.legacy-download-platforms{width:min(100%,1196px);margin:42px auto 0;padding:0 24px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-column-gap:clamp(56px,9.6vw,200px);column-gap:clamp(56px,9.6vw,200px);grid-row-gap:42px;row-gap:42px}.legacy-download-platform{min-width:0;display:flex;align-items:center;flex-direction:column;gap:42px;color:#555a64;text-align:center;text-decoration:none}.legacy-download-icon-frame{width:min(100%,224px);aspect-ratio:1/1;display:inline-flex;align-items:center;justify-content:center;border-radius:22px;background:#ffffff;box-shadow:0 18px 48px rgba(47,58,88,.07);transition:box-shadow .18s ease,transform .18s ease}.legacy-download-platform:hover .legacy-download-icon-frame{box-shadow:0 22px 56px rgba(47,58,88,.12);transform:translateY(-2px)}.legacy-download-icon-frame img{display:block;width:56px;height:56px;object-fit:contain}.legacy-download-label{color:#555a64;font-size:25px;font-weight:800;line-height:1.15}.legacy-download-device{width:min(100%,1368px);margin:82px auto 0;padding:0}.legacy-download-device img{display:block;width:100%;height:auto;object-fit:contain}.short-download-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:32px 18px;background:linear-gradient(180deg,#f6fbf7,#ffffff 56%,#eef7f3)}.short-download-card{width:min(100%,460px);padding:30px 22px;border:1px solid rgba(25,83,55,.14);border-radius:var(--radius);background:rgba(255,255,255,.94);box-shadow:var(--shadow);text-align:center}.short-download-card h1{font-size:32px;line-height:1.12}.short-download-card>p{color:var(--muted)}.short-download-card .download-router-panel{grid-template-columns:1fr;text-align:left;box-shadow:none}.short-download-card .download-choice-grid{grid-template-columns:1fr;text-align:left}.fact{min-width:0;padding:8px 10px;background:transparent}.fact:not(:last-child){border-right:1px solid var(--line)}.fact strong{display:block;color:var(--green-dark);font-size:14px;line-height:1.15}.fact span{color:var(--muted);font-size:12px}section{padding:76px 0}.proof-section{position:relative;overflow:hidden;isolation:isolate;padding:38px 0 76px;background:var(--bg-program) center top /max(100%,1920px) auto no-repeat,linear-gradient(180deg,var(--page-bg) 0,#ffffff 100%)}.proof-section:before{right:max(18px,calc((100vw - var(--max)) / 2));top:42px;width:270px;height:210px;border:1px solid rgba(20,122,66,.072);border-radius:8px;background:linear-gradient(90deg,transparent 49%,rgba(20,122,66,.066) 50%,transparent 51%),linear-gradient(180deg,transparent 49%,rgba(20,122,66,.066) 50%,transparent 51%);background-size:54px 54px;opacity:.95;transform:rotate(-3deg)}.proof-section:after,.proof-section:before{content:"";position:absolute;z-index:0;pointer-events:none}.proof-section:after{left:max(24px,calc((100vw - var(--max)) / 2 + 16px));bottom:34px;color:var(--green-dark);font-size:64px;font-weight:900;line-height:1;opacity:.055}.proof-strip{display:grid;grid-template-columns:minmax(260px,.48fr) minmax(0,1fr);grid-gap:24px;gap:24px;align-items:center}.proof-copy h2{margin:0;color:var(--green-dark);font-size:clamp(28px,3.5vw,42px);line-height:1.08}.proof-copy p:last-child{margin:14px 0 0;color:var(--muted);font-size:17px}.proof-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:14px;gap:14px}.proof-card{border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,255,255,.94);overflow:hidden;box-shadow:0 14px 36px rgba(17,76,44,.08)}.proof-media{aspect-ratio:16/9;overflow:hidden;background:var(--green-soft)}.proof-media img{width:100%;height:100%;object-fit:cover}.proof-card h3{margin:16px 16px 6px;font-size:18px}.proof-card p{margin:0 16px 18px;color:var(--muted);font-size:14px}.brand-story{position:relative;overflow:hidden;isolation:isolate;background:#ffffff}.brand-story:before{content:"";position:absolute;inset:9% auto auto 0;z-index:0;width:min(32vw,380px);height:380px;border-radius:50%;background:radial-gradient(circle,rgba(20,122,66,.075),transparent 68%);pointer-events:none}.brand-story:after{content:"";position:absolute;inset:auto 0 0 auto;z-index:-1;width:min(45vw,640px);height:420px;background:linear-gradient(135deg,rgba(255,246,223,0),rgba(255,246,223,.82))}.story-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,.42fr);grid-gap:30px;gap:30px;align-items:center}.story-copy h2{margin:0;color:var(--green-dark);font-size:clamp(30px,4vw,48px);line-height:1.05}.story-copy .lead,.story-copy h2{max-width:760px}.story-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:14px;gap:14px;margin-top:26px}.story-points article{border-top:3px solid var(--green);padding-top:14px}.story-points article:nth-child(2){border-top-color:var(--blue)}.story-points article:nth-child(3){border-top-color:var(--amber)}.story-points h3{margin:0 0 8px;font-size:18px}.story-points p{margin:0;color:var(--muted)}.story-proof-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--green-pale);padding:20px;box-shadow:var(--shadow)}.story-proof-card h3{margin:14px 0 10px;color:var(--green-dark);font-size:24px;line-height:1.18}.story-proof-card p{margin:0;color:var(--muted)}.report-preview{max-height:260px;margin-top:18px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--white)}.report-preview img{width:100%;height:100%;object-fit:cover;object-position:top center}.section-alt{position:relative;overflow:hidden;isolation:isolate;background:var(--bg-program) center top /max(100%,1920px) auto no-repeat,linear-gradient(180deg,var(--page-bg) 0,var(--page-bg-soft) 100%)}.section-alt:before{top:60px;right:max(18px,calc((100vw - var(--max)) / 2 - 20px));width:210px;height:220px;background:radial-gradient(ellipse 15px 42px at 42px 52px,rgba(20,122,66,.08) 0 48%,transparent 52%),radial-gradient(ellipse 14px 38px at 94px 92px,rgba(20,122,66,.07) 0 48%,transparent 52%),radial-gradient(ellipse 12px 34px at 150px 50px,rgba(20,122,66,.058) 0 48%,transparent 52%);opacity:.98;transform:rotate(16deg)}.section-alt:after,.section-alt:before{content:"";position:absolute;z-index:0;pointer-events:none}.section-alt:after{left:max(18px,calc((100vw - var(--max)) / 2 - 4px));bottom:58px;width:168px;height:112px;border:2px solid rgba(45,127,167,.075);border-radius:8px;box-shadow:inset 0 0 0 1px rgba(20,122,66,.018);transform:rotate(-5deg)}.section-head{display:grid;grid-template-columns:minmax(0,.92fr) minmax(280px,.5fr);align-items:end;grid-gap:32px;gap:32px;margin-bottom:30px}.section-head.blog-section-compact{align-items:center;gap:20px;margin-bottom:14px}.section-head h2{margin:0;font-size:clamp(30px,4vw,48px);line-height:1.05;color:var(--green-dark)}.section-head.blog-section-compact h2{font-size:clamp(30px,3.4vw,42px)}.section-head p{margin:0;color:var(--muted);font-size:17px}.section-head.blog-section-compact p{font-size:16px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:16px;gap:16px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:18px;gap:18px}.course-card,.faq-card,.info-card,.placeholder-card,.profile-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);padding:22px}.course-card h3,.faq-card h3,.info-card h3,.placeholder-card h3,.profile-card h3{margin:0 0 10px;font-size:21px}.course-card p,.faq-card p,.feature-list li,.info-card p,.placeholder-card p,.profile-card p,.step-list li{color:var(--muted)}.feature-list,.step-list{margin:14px 0 0;padding-left:20px}.feature-list li+li,.step-list li+li{margin-top:8px}.course-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:18px}.course-card{min-height:100%}.program-grid{gap:14px}.program-card{display:grid;grid-template-columns:minmax(120px,28%) minmax(0,1fr);grid-gap:16px;gap:16px;padding:14px;border-top:4px solid var(--green)}.program-card-blue{border-top-color:var(--blue)}.program-cover{min-height:178px;aspect-ratio:3/4;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--green-soft)}.program-cover img{width:100%;height:100%;object-fit:cover;object-position:center top}.program-content{min-width:0}.program-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}.program-card h3{margin:0;font-size:22px}.program-card .program-fit{display:inline-flex;max-width:100%;margin:0 0 8px;padding:6px 8px;border-radius:6px;background:var(--green-soft);color:var(--green-dark);font-size:13px;font-weight:900;line-height:1.25}.program-card .program-fit-blue{background:#e8f3f8;color:#145778}.program-quick{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}.program-quick span{display:inline-flex;min-height:28px;align-items:center;padding:0 9px;border:1px solid var(--line);border-radius:999px;background:#fbfdfb;color:var(--green-dark);font-size:12px;font-weight:900}.program-card .feature-list{margin-top:12px;font-size:14px}.program-card .feature-list li+li{margin-top:6px}.program-card .course-actions{margin-top:14px}.teacher-layout{display:grid;grid-template-columns:minmax(280px,.48fr) minmax(0,1fr);grid-gap:22px;gap:22px;align-items:stretch}#guru{position:relative;overflow:hidden;isolation:isolate;background:var(--bg-guru) center top /max(100%,1920px) auto no-repeat,#ffffff}#guru:before{inset:10% 8% auto auto;width:460px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(20,122,66,.095),transparent 66%);filter:blur(8px)}#guru:after,#guru:before{content:"";position:absolute;z-index:0;pointer-events:none}#guru:after{inset:auto auto 72px 11%;width:220px;height:140px;background:radial-gradient(circle at 22px 22px,rgba(20,122,66,.07) 0 3px,transparent 4px) 0 0 /34px 34px;opacity:.9}.teacher-roles{display:grid;grid-gap:14px;gap:14px}.teacher-showcase{position:relative;min-width:0;overflow:hidden}.teacher-showcase:after,.teacher-showcase:before{content:"";position:absolute;top:0;bottom:0;z-index:1;width:42px;pointer-events:none}.teacher-showcase:before{left:0;background:linear-gradient(90deg,var(--white),rgba(255,255,255,0))}.teacher-showcase:after{right:0;background:linear-gradient(270deg,var(--white),rgba(255,255,255,0))}.teacher-track{display:flex;width:max-content;gap:14px;animation:teacher-scroll 46s linear infinite;will-change:transform}.teacher-showcase:hover .teacher-track{animation-play-state:paused}.teacher-track-set{display:flex;gap:14px;align-items:stretch}.teacher-card{flex:0 0 clamp(196px,15vw,236px);border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,255,255,.94);overflow:hidden;box-shadow:0 12px 30px rgba(17,76,44,.08)}.teacher-photo{height:190px;overflow:hidden;background:linear-gradient(180deg,#ecfaf1,#ffffff)}.teacher-photo img{width:100%;height:100%;object-fit:cover;object-position:center top}.teacher-body{padding:14px}.teacher-name-row{display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start;gap:6px;margin-bottom:9px}.teacher-card h3{flex:none;margin:0;font-size:18px;line-height:1.15}.teacher-tag{flex:none;display:inline-flex;min-height:24px;align-items:center;padding:0 8px;border-radius:999px;background:var(--green-soft);color:var(--green-dark);font-size:11px;font-weight:900;line-height:1;white-space:nowrap}.teacher-tag-blue{background:#e8f3f8;color:#145778}.teacher-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.45}@keyframes teacher-scroll{to{transform:translateX(calc(-50% - 7px))}}.blog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:18px;gap:18px}.blog-article-list{display:grid;grid-gap:0;gap:0;border-top:1px solid var(--line)}#blog{position:relative;overflow:hidden;isolation:isolate;background:var(--bg-ai-blog) center top /max(100%,1920px) auto no-repeat,#ffffff}#blog:before{right:max(18px,calc((100vw - var(--max)) / 2 + 18px));top:70px;width:180px;height:180px;border-radius:8px;border:2px solid rgba(20,122,66,.07);transform:rotate(4deg)}#blog:after,#blog:before{content:"";position:absolute;z-index:0;pointer-events:none}#blog:after{left:max(20px,calc((100vw - var(--max)) / 2 + 2px));bottom:52px;color:var(--green-dark);font-size:86px;font-weight:900;line-height:1;opacity:.052}.blog-article-item{display:grid;grid-template-columns:minmax(0,1fr) 132px;grid-gap:22px;gap:22px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}.blog-article-item:hover{background:rgba(246,251,247,.56)}.blog-article-content h2,.blog-article-content h3{margin:8px 0;font-size:24px;line-height:1.22}.blog-article-content h2 a,.blog-article-content h3 a{color:var(--ink);text-decoration:none}.blog-article-content p{max-width:760px;margin:0;color:var(--muted)}.blog-tags{display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:var(--muted);font-size:13px;font-weight:700}.blog-tags a{display:inline-flex;min-height:26px;align-items:center;padding:0 9px;border:1px solid var(--line);border-radius:999px;background:var(--green-pale);color:var(--green-dark);font-weight:800;text-decoration:none}.blog-article-thumb{display:block;width:132px;aspect-ratio:4/3;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--green-soft)}.blog-article-thumb img{width:100%;height:100%;object-fit:cover}.blog-topic-strip{display:flex;flex-wrap:wrap;gap:8px;align-items:center;padding:12px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.blog-topic-strip strong{margin-right:4px;color:var(--muted);font-size:13px;text-transform:uppercase}.blog-topic-strip a{display:inline-flex;min-height:28px;align-items:center;padding:0 10px;border:1px solid var(--line);border-radius:999px;background:var(--white);color:var(--green-dark);font-size:13px;font-weight:800;text-decoration:none}.blog-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--white)}.blog-image{display:block;aspect-ratio:16/9;background:var(--green-soft);overflow:hidden}.blog-image img{width:100%;height:100%;object-fit:cover}.blog-body{padding:18px}.blog-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;color:var(--muted);font-size:13px;font-weight:700}.blog-meta a{color:var(--green-dark);text-decoration:none}.blog-card h2,.blog-card h3{margin:10px 0 8px;font-size:20px;line-height:1.25}.blog-card h2 a,.blog-card h3 a{color:var(--ink);text-decoration:none}.blog-card p{margin:0;color:var(--muted)}.blog-card .text-link{display:inline-flex;margin-top:14px}.blog-center-hero{position:relative;overflow:hidden;isolation:isolate;padding:34px 0 26px;border-bottom:1px solid var(--line);background:var(--bg-ai-blog) center top /max(100%,1920px) auto no-repeat,linear-gradient(180deg,#ffffff 0,var(--page-bg) 100%)}.blog-topic-band{padding:12px 0 0}.blog-hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(280px,.95fr);grid-gap:28px;gap:28px;align-items:stretch}.blog-hero-copy h1{max-width:760px;font-size:clamp(36px,5.4vw,58px)}.blog-hero-copy .lead{max-width:720px;font-size:18px}.blog-hero-card{display:grid;grid-template-columns:.85fr 1.15fr;grid-gap:0;gap:0;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--white);box-shadow:var(--shadow)}.blog-hero-card img{width:100%;height:100%;object-fit:cover}.blog-hero-card-body{padding:20px}.blog-hero-card-body h2{margin:8px 0;font-size:24px;line-height:1.16}.blog-hero-card-body h2 a{color:var(--ink);text-decoration:none}.blog-hero-card-body p{color:var(--muted)}.topic-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:14px;gap:14px}.topic-card{border:1px solid var(--line);border-radius:var(--radius);padding:18px;background:var(--white);text-decoration:none}.topic-card strong{display:block;color:var(--green-dark);font-size:18px}.topic-card span{display:block;margin-top:8px;color:var(--muted);font-size:14px}.blog-section-title{margin-bottom:18px}.blog-section-title h2{margin-bottom:8px}.tag-hero{background:linear-gradient(180deg,var(--green-pale),var(--white))}.tag-page-grid{display:grid;grid-template-columns:minmax(0,.78fr) minmax(0,1.22fr);grid-gap:28px;gap:28px;align-items:start}.tag-summary-card{position:-webkit-sticky;position:sticky;top:96px;border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:var(--green-pale)}.tag-summary-card h2{margin-top:0;font-size:26px}.tag-summary-card li,.tag-summary-card p{color:var(--muted)}.tag-summary-card ul{padding-left:20px}.article-stack{display:grid;grid-gap:16px;gap:16px}.article-row-card{display:grid;grid-template-columns:190px minmax(0,1fr);grid-gap:18px;gap:18px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--white)}.article-row-card img{width:100%;height:100%;min-height:168px;object-fit:cover}.article-row-body{padding:18px 18px 18px 0}.article-row-body h2{margin:8px 0;font-size:24px;line-height:1.2}.article-row-body h2 a{color:var(--ink);text-decoration:none}.article-row-body p,.breadcrumb{color:var(--muted)}.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 18px;font-size:14px;font-weight:700}.breadcrumb a{color:var(--green-dark);text-decoration:none}.breadcrumb span:not(:last-child):after{content:"/";margin-left:8px;color:var(--muted)}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;grid-gap:42px;gap:42px;align-items:start}.article-hero-image{margin:34px 0 0;aspect-ratio:720/373;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--green-soft)}.article-hero-image img{display:block;width:100%;height:100%;object-fit:cover}.article-byline{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;color:var(--muted);font-size:14px}.article-byline span{display:inline-flex;align-items:center;min-height:30px;padding:0 10px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.78)}.article-byline strong{color:var(--green-dark)}.article-prose{max-width:760px}.article-summary-box{margin-bottom:28px;border:1px solid var(--line);border-radius:var(--radius);padding:18px;background:var(--green-pale)}.article-summary-box strong{color:var(--green-dark)}.article-summary-box p{margin:8px 0 0}.article-prose h2{margin-top:36px;color:var(--green-dark);font-size:28px}.article-prose li,.article-prose p{color:var(--muted);font-size:17px}.article-html h2,.article-html h3{margin:36px 0 12px;color:var(--green-dark);line-height:1.25}.article-html h2{font-size:28px}.article-html h3{font-size:22px}.article-html p{margin:0 0 18px}.article-html ol,.article-html ul{margin:0 0 22px 22px;color:var(--muted)}.article-html a{color:var(--green);font-weight:700}.article-html img{display:block;max-width:100%;height:auto;margin:24px 0;border-radius:var(--radius)}.article-html blockquote{margin:24px 0;border-left:4px solid var(--green);padding:14px 18px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;background:var(--green-pale);color:var(--green-dark)}.article-prose figure{margin:28px 0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--white)}.article-prose figcaption{padding:12px 14px;color:var(--muted);font-size:14px}.article-sidebar{position:-webkit-sticky;position:sticky;top:96px;display:grid;grid-gap:14px;gap:14px;border:0;border-radius:0;padding:0;background:transparent}.article-sidebar-card{border:1px solid var(--line);border-radius:var(--radius);padding:18px;background:var(--green-pale)}.article-sidebar-card h2{margin:0 0 10px;font-size:20px}.article-sidebar-card p{color:var(--muted)}.article-sidebar-card a{color:var(--green-dark);font-weight:800;text-decoration:none}.article-cta{margin-top:26px;padding:22px;border:1px solid #f0d59d;border-radius:var(--radius);background:var(--amber-soft)}.article-cta h2{margin-top:0;color:#794b00}.article-course-cta{border-color:var(--line);background:var(--green-pale)}.article-course-cta h2{color:var(--green-dark)}.course-meta{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 0}.chip{display:inline-flex;align-items:center;min-height:30px;padding:0 10px;border-radius:999px;background:var(--green-soft);color:var(--green-dark);font-size:13px;font-weight:800}.chip-blue{background:#e8f3f8;color:#145778}.chip-amber{background:var(--amber-soft);color:#805000}.ai-loop{display:grid;grid-template-columns:minmax(0,.86fr) minmax(360px,1.14fr);align-items:center;grid-gap:34px;gap:34px}.ai-loop-section{position:relative;overflow:hidden;isolation:isolate;background:var(--bg-ai-blog) center top /cover no-repeat,#ffffff}.ai-loop-section:before{right:max(18px,calc((100vw - var(--max)) / 2 + 32px));top:104px;width:min(46vw,560px);height:520px;background:radial-gradient(circle at 12px 12px,rgba(20,122,66,.078) 0 2px,transparent 3px) 0 0 /36px 36px,linear-gradient(135deg,transparent 0 48%,rgba(45,127,167,.07) 49% 51%,transparent 52% 100%) 0 0 /120px 120px;opacity:.95}.ai-loop-section:after,.ai-loop-section:before{content:"";position:absolute;z-index:0;pointer-events:none}.ai-loop-section:after{right:18%;top:132px;width:260px;height:150px;border-top:1px solid rgba(45,127,167,.09);border-right:1px solid rgba(45,127,167,.075);border-radius:0 72px 0 0}.ai-loop-copy h2{margin:0;color:var(--green-dark);font-size:clamp(30px,4vw,46px);line-height:1.06}.ai-loop-copy .lead{max-width:720px}.ai-loop-panel{display:grid;grid-gap:14px;gap:14px}.ai-loop-visual{aspect-ratio:16/9;border-radius:var(--radius);overflow:hidden;background:#f8faf9;border:1px solid var(--line);box-shadow:0 20px 52px rgba(17,76,44,.1)}.ai-loop-visual img{width:100%;height:100%;object-fit:contain}.ai-steps{display:grid;grid-gap:10px;gap:10px}.ai-steps article{display:grid;grid-template-columns:30px minmax(0,1fr);grid-gap:12px;gap:12px;padding:12px;border:1px solid var(--line);border-radius:var(--radius);background:var(--white)}.ai-steps span{width:30px;height:30px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:var(--green);color:var(--white);font-size:13px;font-weight:900}.ai-steps h3{margin:0 0 4px;font-size:17px;line-height:1.25}.ai-steps p{margin:0;color:var(--muted);font-size:14px;line-height:1.45}.price-table{width:100%;border-collapse:collapse;background:var(--white);border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}.pricing-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:14px;gap:14px;margin-bottom:18px}.pricing-summary article{border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,255,255,.94);padding:18px;box-shadow:0 12px 32px rgba(17,76,44,.06)}.pricing-summary span{display:block;color:var(--muted);font-size:12px;font-weight:900;text-transform:uppercase}.pricing-summary strong{display:block;margin-top:8px;color:var(--green-dark);font-size:26px;line-height:1.05}.pricing-summary p{margin:10px 0 0;color:var(--muted)}.price-table td,.price-table th{padding:16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}.price-table th{background:var(--green-dark);color:var(--white)}.price-table tr:last-child td{border-bottom:0}.highlight{color:var(--coral);font-weight:900}.conversion-panel{margin-top:18px;position:relative;overflow:hidden;display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:18px;gap:18px;align-items:center;padding:22px;border-radius:var(--radius);background:var(--green-dark);color:var(--white)}.conversion-panel:before{content:"";position:absolute;right:-20px;top:18px;width:min(40%,420px);height:120px;border-top:1px solid rgba(255,255,255,.12);border-right:1px solid rgba(255,255,255,.1);border-radius:0 80px 0 0;transform:rotate(-3deg);pointer-events:none}.conversion-panel>*{position:relative;z-index:1}.conversion-panel h3{margin:0 0 6px;font-size:22px}.conversion-panel p{margin:0;color:rgba(255,255,255,.78)}.conversion-panel-light{background:var(--green-pale);border:1px solid var(--line);color:var(--ink)}.conversion-panel-light p{color:var(--muted)}.conversion-actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}.timeline{grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:14px;counter-reset:step}.timeline,.timeline-item{position:relative;display:grid;gap:14px}.timeline-item{grid-template-columns:1fr;grid-gap:14px;align-items:start;padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--white)}.timeline-item:before{position:relative;z-index:1;counter-increment:step;content:counter(step);width:38px;height:38px;border-radius:50%;background:var(--green);color:var(--white);display:inline-flex;align-items:center;justify-content:center;font-weight:900}.timeline-item:not(:last-child):after{content:"";position:absolute;top:37px;right:-15px;z-index:0;width:30px;height:1px;background:var(--line)}.timeline-item h3{margin:0 0 6px;font-size:20px;line-height:1.2}.timeline-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.5}.continuity-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:14px;gap:14px}.continuity-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);padding:20px}.continuity-card span{display:inline-flex;min-height:28px;align-items:center;padding:0 9px;border-radius:999px;background:var(--green-soft);color:var(--green-dark);font-size:12px;font-weight:900}.continuity-card h3{margin:14px 0 8px;font-size:20px;line-height:1.2}.continuity-card p{margin:0;color:var(--muted)}.scholarship-reminder{padding:22px 0;background:linear-gradient(90deg,rgba(255,246,223,.5),rgba(233,247,239,.5))}.announcement{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;grid-gap:12px 16px;gap:12px 16px;border:1px solid #ead9ad;background:#fffaf0;border-radius:var(--radius);padding:12px 14px}.announcement:before{content:"";width:10px;height:10px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 5px rgba(240,177,62,.16)}.announcement h2{margin:0 0 2px;color:var(--ink);font-size:16px;line-height:1.25}.announcement p{margin:0;color:var(--muted);font-size:13px;line-height:1.45}.announcement .text-link{color:#794b00;white-space:nowrap}.course-detail-hero{background:var(--green-pale);padding:64px 0}.course-detail-hero,.program-hero{border-bottom:1px solid var(--line)}.program-hero{position:relative;overflow:hidden;isolation:isolate;background:var(--bg-program) center top /max(100%,1920px) auto no-repeat,linear-gradient(180deg,#ffffff 0,var(--page-bg) 100%);padding:68px 0}.program-hero:before{content:"";right:max(20px,calc((100vw - var(--max)) / 2 - 10px));top:54px;width:230px;height:160px;border:2px solid rgba(45,127,167,.082);border-radius:8px;box-shadow:inset 54px 0 0 rgba(20,122,66,.046);transform:rotate(3deg)}.program-hero:after,.program-hero:before{position:absolute;z-index:0;pointer-events:none}.program-hero:after{content:"Aa";left:max(24px,calc((100vw - var(--max)) / 2 + 28px));bottom:48px;color:var(--green-dark);font-size:74px;font-weight:900;line-height:1;opacity:.06}.program-hero-grid{display:grid;grid-template-columns:minmax(0,.95fr) minmax(320px,.45fr);grid-gap:34px;gap:34px;align-items:center}.course-hero-media{aspect-ratio:16/10;overflow:hidden;border-bottom:1px solid var(--line);background:var(--green-soft)}.course-hero-media img{width:100%;height:100%;object-fit:cover}.course-hero-grid{display:grid;grid-template-columns:minmax(0,.95fr) minmax(300px,.45fr);grid-gap:32px;gap:32px;align-items:center}.course-hero-copy h1{max-width:900px;margin:0;color:var(--green-dark);font-size:clamp(38px,5.4vw,72px);line-height:1.02}.course-hero-copy .lead{max-width:760px}.course-hero-meta{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0 0}.course-hero-meta span{display:inline-flex;min-height:32px;align-items:center;padding:0 10px;border:1px solid var(--line);border-radius:999px;background:var(--white);color:var(--green-dark);font-size:13px;font-weight:900}.course-hero-card{border:1px solid var(--line);border-top:4px solid var(--green);border-radius:var(--radius);background:var(--white);box-shadow:var(--shadow);overflow:hidden}.course-hero-card-blue{border-top-color:var(--blue)}.course-cover{aspect-ratio:3/4;min-height:260px;overflow:hidden;background:var(--green-soft)}.course-cover img{width:100%;height:100%;object-fit:cover;object-position:center top}.course-hero-card-body{padding:18px}.course-hero-card-body h2{margin:12px 0 8px;color:var(--ink);font-size:22px;line-height:1.15}.course-hero-card-body p{margin:0;color:var(--muted)}.course-fit-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:14px;gap:14px}.course-fit-grid article,.course-system-cards article,.learning-path article{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);padding:18px}.course-fit-grid span,.course-system-cards span,.learning-path span{display:inline-flex;min-height:28px;align-items:center;padding:0 9px;border-radius:999px;background:var(--green-soft);color:var(--green-dark);font-size:12px;font-weight:900}.course-fit-grid h3,.course-system-cards h3,.learning-path h3{margin:14px 0 8px;font-size:20px;line-height:1.2}.course-fit-grid p,.course-system-cards p,.learning-path p{margin:0;color:var(--muted)}.learning-path{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:14px;gap:14px;counter-reset:learning}.learning-path article{position:relative}.learning-path article:not(:last-child):after{content:"";position:absolute;top:32px;right:-15px;width:30px;height:1px;background:var(--line)}.course-system-grid{display:grid;grid-template-columns:minmax(0,.78fr) minmax(340px,1fr);grid-gap:30px;gap:30px;align-items:start}.course-price-panel h2,.course-system-grid h2,.trial-panel h2{margin:0;color:var(--green-dark);font-size:clamp(30px,4vw,46px);line-height:1.06}.course-system-cards{display:grid;grid-gap:12px;gap:12px}.trial-panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.42fr);grid-gap:24px;gap:24px;align-items:center}.trial-panel p{color:var(--muted)}.trial-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);padding:22px}.trial-card strong{display:block;color:var(--coral);font-size:42px;line-height:1}.trial-card span{display:block;margin-top:6px;color:var(--green-dark);font-weight:900}.trial-card p{margin:14px 0 18px;color:var(--muted)}.course-price-panel{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:18px;gap:18px;align-items:center;border:1px solid var(--line);border-radius:var(--radius);background:var(--green-pale);padding:22px}.course-price-panel p{margin-bottom:0;color:var(--muted)}.course-faq{max-width:920px}.faq-list{display:grid;grid-gap:10px;gap:10px}details{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);padding:0 18px}summary{cursor:pointer;padding:18px 0;font-weight:800}details p{margin:0;padding:0 0 18px;color:var(--muted)}.footer{position:relative;overflow:hidden;isolation:isolate;background:#0d281f;color:rgba(255,255,255,.82);padding:42px 0}.footer:before{content:"";position:absolute;inset:0 0 0 auto;z-index:0;width:min(46vw,620px);background:radial-gradient(circle at 20px 20px,rgba(255,255,255,.05) 0 2px,transparent 3px) 0 0 /42px 42px;opacity:.72;pointer-events:none}.footer:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#0d281f,rgba(13,40,31,.96) 56%,rgba(13,40,31,.82))}.footer-grid{display:grid;grid-template-columns:minmax(240px,.8fr) minmax(0,1.2fr);grid-gap:32px;gap:32px}.footer img{width:132px;filter:brightness(1.08)}.footer a{color:var(--white);text-decoration:none}.footer p{margin:8px 0}.social-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:14px}.social-link{width:46px;height:46px;display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.2);border-radius:8px;background:rgba(255,255,255,.08);color:var(--white);transition:background .2s ease,border-color .2s ease,transform .2s ease}.social-link:focus-visible,.social-link:hover{border-color:rgba(255,255,255,.52);background:rgba(255,255,255,.16);transform:translateY(-2px)}.social-link svg{width:24px;height:24px;display:block;fill:currentColor}.social-link .social-icon-cutout{fill:#0d281f}.footer-small{margin-top:28px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);font-size:13px;color:rgba(255,255,255,.68)}.mobile-sticky-cta{display:none}.sticky-wa{width:48px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0;border:1px solid #25d366;border-radius:var(--radius);background:#ffffff url(/assets/images/whatsapp-mark.svg) 50%/24px 24px no-repeat;color:transparent;text-decoration:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.page-hero{position:relative;overflow:hidden;isolation:isolate;background:var(--bg-ai-blog) center top /max(100%,1920px) auto no-repeat,linear-gradient(180deg,#ffffff 0,var(--page-bg) 100%);border-bottom:1px solid var(--line);padding:68px 0}.page-hero:before{content:"";right:max(18px,calc((100vw - var(--max)) / 2 + 8px));top:58px;width:240px;height:190px;border-radius:8px;border:2px solid rgba(20,122,66,.075);transform:rotate(5deg)}.page-hero:after,.page-hero:before{position:absolute;z-index:0;pointer-events:none}.page-hero:after{content:"book";right:max(24px,calc((100vw - var(--max)) / 2 + 72px));bottom:48px;color:var(--green-dark);font-size:72px;font-weight:900;line-height:1;opacity:.058}.page-hero h1{max-width:900px}#blog:before,#guru:before,.ai-loop-section:before,.blog-center-hero:before,.brand-story:before,.hero:before,.page-hero:before,.program-hero:before,.proof-section:before,.section-alt:before{content:"";position:absolute;inset:0;z-index:0;width:auto;height:auto;border:0;border-radius:0;background:linear-gradient(90deg,rgba(255,255,255,.5),rgba(255,255,255,.92) 23%,rgba(255,255,255,.94) 77%,rgba(255,255,255,.5)),radial-gradient(ellipse at center,rgba(255,255,255,.98) 0,rgba(255,255,255,.88) 50%,rgba(255,255,255,.28) 78%,transparent 100%);box-shadow:none;opacity:1;transform:none;filter:none;pointer-events:none}#blog:after,#guru:after,.ai-loop-section:after,.blog-center-hero:after,.brand-story:after,.hero:after,.page-hero:after,.program-hero:after,.proof-section:after,.section-alt:after{display:none}.content{max-width:860px;margin:0 auto}.content h2{margin-top:42px;color:var(--green-dark)}.content li,.content p{color:var(--muted)}.notice{border-left:4px solid var(--green);background:var(--green-pale);padding:16px 18px;border-radius:0 var(--radius) var(--radius) 0}.legal-page{background:var(--page-bg)}.legal-document-section{padding:34px 0 72px}.legal-document-head{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:18px}.legal-document-head h1{margin:6px 0 8px;color:var(--green-dark);font-size:clamp(32px,4vw,48px);line-height:1.08}.legal-document-head p:not(.eyebrow){max-width:760px;margin:0;color:var(--muted);font-size:18px}.legal-document-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px}.legal-document-frame{position:relative;overflow:hidden;border:1px solid var(--white);border-radius:var(--radius);background:linear-gradient(180deg,rgba(247,250,248,.82),rgba(255,255,255,.96)),var(--white);box-shadow:0 14px 34px rgba(9,62,35,.045)}.legal-pdf-frame{width:calc(100% + 36px);min-height:calc(100vh - 198px);display:block;border:0;background:#f8fbf9;transform:translate(-18px,-12px)}@media (max-width:960px){.marketing-shell-immersive{--immersive-header-height:117px}.nav{align-items:center;flex-direction:column;gap:10px}.brand{align-self:flex-start}.nav-links{margin-left:0;width:100%;overflow-x:auto;padding-bottom:2px}.ai-loop,.blog-hero-card,.blog-hero-grid,.conversion-panel,.course-hero-grid,.course-price-panel,.course-system-grid,.footer-grid,.hero-grid,.proof-strip,.section-head,.story-layout,.tag-page-grid,.teacher-layout,.trial-panel{grid-template-columns:1fr}.hero-grid{min-height:auto;padding-top:28px}.blog-grid,.continuity-grid,.course-fit-grid,.facts,.grid-2,.grid-3,.learning-path,.pricing-summary,.proof-grid,.story-points,.topic-grid{grid-template-columns:1fr 1fr}.course-hero-grid{align-items:start}.course-hero-card{max-width:360px}.learning-path article:not(:last-child):after{display:none}.teacher-card{flex-basis:230px}.timeline{grid-template-columns:1fr;gap:12px}.timeline-item{grid-template-columns:40px minmax(0,1fr);gap:14px;padding:0;border:0;background:transparent}.timeline-item:before{width:40px;height:40px}.timeline-item:not(:last-child):after{display:none}.timeline-item h3{margin-top:2px}.class-list{grid-template-columns:1fr}.class-main{grid-template-columns:minmax(172px,26%) minmax(0,1fr)}.class-thumb{min-height:230px}.program-card{grid-template-columns:minmax(172px,26%) minmax(0,1fr)}.program-cover{min-height:230px}.fact{border-right:0;border-bottom:1px solid var(--line)}.fact:nth-child(odd){border-right:1px solid var(--line)}.fact:nth-last-child(-n+2){border-bottom:0}.conversion-actions{justify-content:flex-start}.article-layout{grid-template-columns:1fr}.article-sidebar,.tag-summary-card{position:static}.legal-document-head{align-items:flex-start;flex-direction:column}.legal-document-actions{justify-content:flex-start}}@media (max-width:640px){.legal-document-section{padding:26px 0 56px}.legal-document-head h1{font-size:32px}.legal-document-head p:not(.eyebrow){font-size:16px}.legal-document-actions,.legal-document-actions .btn{width:100%}.legal-pdf-frame{min-height:calc(100vh - 234px)}.marketing-shell-immersive{--immersive-header-height:88px}body.has-mobile-sticky{padding-bottom:76px}.container,.hero-grid,.nav{padding-left:16px;padding-right:16px}.brand img{width:42px}.nav{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;grid-column-gap:10px;column-gap:10px;grid-row-gap:8px;row-gap:8px;min-height:88px}.brand{min-width:0;align-self:center}.brand-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.header-cta-desktop{display:none}.header-cta-mobile{display:inline-flex;grid-column:2;justify-self:end;min-height:40px;max-width:184px;padding:0 16px;font-size:14px;white-space:nowrap}.nav-links{grid-column:1/-1;gap:14px;font-size:13px;margin:0;max-width:100%;overflow-x:auto;padding:0 22px 4px 0;scrollbar-width:none;-webkit-mask-image:linear-gradient(90deg,#000 calc(100% - 24px),transparent);mask-image:linear-gradient(90deg,#000 calc(100% - 24px),transparent)}}@media (max-width:640px){.nav-links::-webkit-scrollbar{display:none}h1{font-size:38px;line-height:1.04}.lead{font-size:17px}.hero-grid{padding-top:30px;padding-bottom:34px}.proof-section{padding-bottom:24px}.brand-story{padding-top:28px}.enrollment-board{background:var(--white)}#blog:after,#blog:before,#guru:after,#guru:before,.ai-loop-section:after,.ai-loop-section:before,.brand-story:after,.brand-story:before,.conversion-panel:before,.footer:before,.hero:after,.hero:before,.page-hero:after,.page-hero:before,.program-hero:after,.program-hero:before,.proof-section:after,.proof-section:before,.section-alt:after,.section-alt:before{display:none}.board-top,.class-row{grid-template-columns:1fr}.board-top{display:grid}.board-support{grid-template-columns:1fr}.support-links{flex-wrap:wrap;white-space:normal}.class-main{grid-template-columns:1fr;gap:14px}.class-thumb{width:min(220px,100%);min-height:0;aspect-ratio:3/4;justify-self:center}.program-card{grid-template-columns:1fr}.program-cover{max-width:220px;min-height:248px}.program-head{align-items:flex-start;flex-direction:column}.download-path div{padding:8px 0;grid-template-columns:24px minmax(0,1fr);justify-items:start;text-align:left}.download-path div:not(:last-child):after{top:auto;right:auto;bottom:0;left:11px;width:1px;height:10px;transform:translateY(50%)}.legacy-download-hero{padding-top:42px}.legacy-download-platforms{width:min(100%,760px);grid-template-columns:repeat(3,minmax(0,1fr));column-gap:22px;margin-top:42px}.legacy-download-platform{gap:24px}.legacy-download-icon-frame{width:min(100%,168px);border-radius:18px}.legacy-download-label{font-size:20px}.legacy-download-device{margin-top:54px}.price-box{min-width:0}.scholarship-reminder{padding:16px 0}.announcement{grid-template-columns:auto minmax(0,1fr);align-items:flex-start}.announcement .text-link{grid-column:2}.fact,.fact:nth-child(odd){border-right:0}.fact:not(:last-child){border-bottom:1px solid var(--line)}.fact:last-child{border-bottom:0}.article-row-card,.blog-grid,.blog-hero-card,.blog-hero-grid,.continuity-grid,.course-fit-grid,.download-path,.facts,.grid-2,.grid-3,.learning-path,.pricing-summary,.proof-grid,.story-points,.tag-page-grid,.topic-grid{grid-template-columns:1fr}.legacy-download-hero{padding-top:34px}.legacy-download-copy{padding:0 18px}.legacy-download-platforms{width:min(100%,320px);grid-template-columns:1fr;gap:34px;margin-top:36px;padding:0}.legacy-download-platform{gap:18px}.legacy-download-icon-frame{width:172px}.legacy-download-label{font-size:22px}.legacy-download-device{margin-top:44px}.blog-hero-card-body,.tag-summary-card{padding:18px}.blog-topic-strip{gap:6px;padding:10px 0}.blog-center-hero{padding:28px 0 20px}.blog-hero-copy h1{font-size:36px}.blog-hero-copy .lead{font-size:16px}.blog-article-item{grid-template-columns:minmax(0,1fr) 84px;gap:12px}.blog-article-thumb{width:84px;aspect-ratio:1/1}.blog-article-content h2,.blog-article-content h3{font-size:17px;line-height:1.25}.blog-article-content p{font-size:14px}.blog-tags{gap:6px;font-size:12px}.blog-tags a{min-height:24px;padding:0 8px}.article-row-body{padding:18px}.article-row-card img{min-height:200px}.course-detail-hero{padding:44px 0}.course-hero-copy h1{font-size:38px}.course-hero-meta span{min-height:30px;font-size:12px}.course-hero-card{max-width:none}.course-cover{min-height:220px}.course-price-panel,.trial-card{padding:18px}.teacher-showcase:after,.teacher-showcase:before{width:20px}.teacher-card{flex-basis:218px}.teacher-body{padding:12px}.btn{width:100%}.class-actions .btn{width:auto}.course-actions{gap:12px}.course-actions .btn{width:auto}.class-heading{align-items:flex-start;flex-direction:column}section{padding:54px 0}.price-table{display:block;overflow-x:auto}.mobile-sticky-cta{position:fixed;right:0;bottom:0;left:0;z-index:40;display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:10px;gap:10px;padding:10px 14px calc(10px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:rgba(255,255,255,.96);box-shadow:0 -12px 32px rgba(17,76,44,.13);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.mobile-sticky-cta .btn{min-height:44px;width:100%}}@media (prefers-reduced-motion:reduce){.teacher-showcase{overflow-x:auto;padding-bottom:6px}.teacher-track{animation:none}.teacher-track-set[aria-hidden=true]{display:none}.knowledge-original-map .introActive .edge,.knowledge-original-map .introActive .node,.knowledge-original-map .mapViewport:before,.knowledge-original-map .node.self .nodeFloat,.knowledge-original-map .nodeFloat,.knowledge-original-map .orbitDot{animation:none}.knowledge-original-map .nodeFloat{transform:none}}.knowledge-original-map,.knowledge-original-surface{--paper:#faf7f0;--knowledge-ink:#22304a;--ink-soft:#5b6a82;--grid:rgba(43,95,168,0.075);--knowledge-line:#c9ccd4;--oral:#1f6e8c;--read:#7b4ea3;--write:#b24c63;--gram:#b0712c;--vocab:#2f7d4a;--disp:Georgia,"Times New Roman",serif;--body:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--knowledge-ink);background:var(--paper);font-family:var(--body);line-height:1.55}.knowledge-original-map a,.knowledge-original-surface a{color:inherit}.knowledge-original-surface.contentPage{min-height:100vh;background:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px),var(--paper);background-size:26px 26px,26px 26px,auto}.knowledge-original-surface .pageShell{width:min(1120px,calc(100% - 32px));margin:0 auto;padding:34px 0 70px}.knowledge-original-surface .heroText{padding:42px 0 28px}.knowledge-original-surface .heroText.compact{padding-bottom:10px}.knowledge-original-surface .eyebrow{margin:0 0 10px;color:#8a8270;font-size:12px;letter-spacing:2px;text-transform:uppercase}.knowledge-original-surface .detailHero h1,.knowledge-original-surface .heroText h1{margin:0 0 14px;color:var(--knowledge-ink);font-family:var(--disp);font-size:clamp(31px,3.8vw,50px);line-height:1.08}.knowledge-original-surface .detailHero p,.knowledge-original-surface .heroText p{max-width:880px;color:#34415c;font-size:16px;line-height:1.8}.knowledge-original-surface .heroActions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.knowledge-original-surface .primaryLink,.knowledge-original-surface .secondaryLink{display:inline-flex;padding:10px 13px;border-radius:8px;font-size:14px;text-decoration:none}.knowledge-original-surface .primaryLink{background:var(--knowledge-ink);color:#fff}.knowledge-original-surface .secondaryLink{border:1px solid #d8d2c4;background:#fff}.knowledgeTopicNav{display:grid;width:-moz-fit-content;width:fit-content;max-width:100%;grid-gap:0;gap:0;margin:0;padding:0}.knowledgeTopicTabs{display:flex;max-width:100%;gap:7px;overflow-x:auto;scrollbar-width:none}.knowledgeTopicTabs::-webkit-scrollbar{display:none}.knowledgeTopicTabs a{display:inline-flex;min-height:42px;flex:0 0 auto;align-items:center;justify-content:center;padding:0 11px;border:1px solid transparent;border-radius:8px;color:#34415c;font-size:12.5px;font-weight:700;text-decoration:none;white-space:nowrap}.knowledgeTopicTabs a:focus-visible,.knowledgeTopicTabs a:hover{border-color:#d8d2c4;background:#fff;color:var(--knowledge-ink)}.knowledgeTopicTabs a.active{background:var(--knowledge-ink);color:#fff;box-shadow:0 8px 18px rgba(34,48,74,.12)}.knowledgeTopicBar{position:relative;z-index:1;display:grid;width:min(960px,calc(100% - 32px));grid-template-columns:minmax(0,1fr) max-content;align-items:center;grid-gap:12px;gap:12px;min-height:64px;margin:0 auto 12px;padding:10px 14px;border:1px solid #e2dcce;border-radius:10px;background:rgba(250,247,240,.96);box-shadow:0 1px 2px rgba(34,48,74,.05)}.knowledgeTopicBarStart{min-width:0;overflow:hidden}.knowledgeTopicBarActions{display:flex;min-width:0;align-items:center;justify-content:flex-end;gap:8px}.knowledge-original-surface .band{padding:28px 0;border-top:1px dashed #d8d2c4}.knowledge-original-surface .band h2,.knowledge-original-surface .detailArticle h2{margin:0 0 10px;color:var(--knowledge-ink);font-family:var(--disp);font-size:24px}.knowledge-original-surface .band p{color:var(--ink-soft);line-height:1.7}.knowledge-original-surface .nodeGrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));grid-gap:14px;gap:14px}.knowledge-original-surface .summaryCard{border:1px solid #e2dcce;border-left:5px solid var(--lc);border-radius:10px;background:#fff;box-shadow:0 1px 2px rgba(34,48,74,.06)}.knowledge-original-surface .summaryCard a{display:block;padding:14px;text-decoration:none}.knowledge-original-surface .summaryThumb{position:relative;margin:0 0 12px;overflow:hidden;border:1px solid #e2dcce;border-radius:8px;background:linear-gradient(135deg,rgba(255,255,255,.88),rgba(250,247,240,.94)),color-mix(in srgb,var(--lc) 12%,#fff);aspect-ratio:16/9}.knowledge-original-surface .summaryThumb img{width:100%;height:100%;object-fit:cover}.knowledge-original-surface .summaryCard span{color:var(--lc);font-size:12px;font-weight:700}.knowledge-original-surface .summaryCard h3{margin:8px 0;color:var(--knowledge-ink);font-family:var(--disp);font-size:17px;line-height:1.25}.knowledge-original-surface .summaryCard p{margin:0 0 10px;color:#34415c;font-size:13.5px;line-height:1.58}.knowledge-original-surface .summaryCard strong{color:var(--ink-soft);font-size:12.5px;font-weight:500}.knowledge-original-surface .laneList{display:grid;grid-gap:14px;gap:14px}.knowledge-original-surface .laneList div{padding:14px;border:1px solid #e2dcce;border-radius:10px;background:#fff}.knowledge-original-surface .laneList h3{margin:0 0 8px}.knowledge-original-surface .laneList a{color:#34415c}.knowledge-original-surface .detailArticle{padding:26px;border:1px solid #e2dcce;border-radius:14px;background:rgba(255,255,255,.5)}.knowledge-original-surface .detailGrid{display:grid;grid-template-columns:1fr;grid-gap:24px;gap:24px;margin:22px 0}.knowledge-original-surface .cleanList{margin:0 0 22px;padding:0;list-style:none}.knowledge-original-surface .cleanList li{position:relative;margin:8px 0;padding-left:18px;color:var(--knowledge-ink);line-height:1.75}.knowledge-original-surface .cleanList li:before{position:absolute;left:0;top:.75em;width:7px;height:7px;border-radius:2px;background:var(--lc);content:""}.knowledge-original-surface .wordCloud{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 22px}.knowledge-original-surface .wordCloud span{padding:6px 10px;border:1px solid var(--lc);border-radius:9px;background:#fff;color:var(--knowledge-ink);font-size:13px;font-weight:400}.knowledge-original-surface .relationPanel{display:grid;grid-template-columns:1fr;grid-gap:18px;gap:18px;margin:22px 0;padding:22px 0;border-top:1px dashed #d8d2c4;border-bottom:1px dashed #d8d2c4}.knowledge-original-surface .relList{display:flex;flex-wrap:wrap;gap:8px}.knowledge-original-surface .relChip{padding:6px 11px;border:1.5px solid var(--lc);border-radius:99px;background:#fff;color:var(--lc);font-size:13px;font-weight:400;text-decoration:none}.knowledge-original-surface .emptyNote{color:#8a8270;font-size:13px}.knowledge-original-surface .faqPanel details{margin:10px 0;padding:12px;border:1px solid #e2dcce;border-radius:9px;background:#fff}.knowledge-original-surface .faqPanel summary{cursor:pointer;color:var(--knowledge-ink);font-weight:700}.knowledge-original-surface .faqPanel p{color:#34415c;line-height:1.7}.knowledge-original-surface .authorityPanel{margin:24px 0;padding:18px;border:1px dashed #d8d2c4;border-left:5px solid var(--lc);border-radius:12px;background:rgba(255,255,255,.68)}.knowledge-original-surface .authorityPanel h2{margin:18px 0 8px}.knowledge-original-surface .authorityPanel p{max-width:880px;margin:0 0 14px;color:#34415c;line-height:1.75}.knowledge-original-surface .authorityMeta{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));grid-gap:10px;gap:10px;margin-bottom:16px}.knowledge-original-surface .authorityMeta div{padding:12px;border:1px solid #e2dcce;border-radius:10px;background:#fff}.knowledge-original-surface .authorityMeta span{display:block;color:#8a8270;font-size:11px;font-weight:700;letter-spacing:.7px;text-transform:uppercase}.knowledge-original-surface .authorityMeta strong{display:block;margin-top:4px;color:var(--knowledge-ink);font-size:14px;line-height:1.35}.knowledge-original-surface .authoritySources{display:grid;grid-gap:8px;gap:8px;margin:12px 0 0;padding:0;list-style:none}.knowledge-original-surface .authoritySources li{display:grid;grid-gap:3px;gap:3px;padding:11px 12px;border:1px solid #e2dcce;border-radius:10px;background:#fff}.knowledge-original-surface .authoritySources a,.knowledge-original-surface .authoritySources span{color:var(--knowledge-ink);font-weight:700}.knowledge-original-surface .authoritySources small{color:#5b6a82;line-height:1.45}.knowledge-original-surface .detailVisualHero{margin:24px 0 10px;padding:12px;border:1px solid #e2dcce;border-radius:14px;background:#fff;box-shadow:0 12px 34px rgba(34,48,74,.1)}.knowledge-original-surface .detailVisualHero img{display:block;width:100%;height:auto;border-radius:10px}.knowledge-original-surface .visualCaseArticle .detailGrid{grid-template-columns:1fr;margin-top:26px}.knowledge-original-surface .visualCaseArticle .detailHero p{max-width:880px}.knowledge-original-map.mapPage{position:relative;display:grid;width:100%;min-width:0;min-height:calc(100dvh - var(--immersive-header-height, 70px));flex:1 0 auto;overflow:hidden}.knowledge-original-map .mapWorkspace{position:relative;display:grid;grid-template-rows:auto minmax(560px,1fr);min-width:0;min-height:inherit;padding:0;overflow:hidden;background:var(--paper)}.knowledge-original-map .mapWorkspace.isFocused{position:fixed;inset:0;z-index:1000;width:100vw;height:100dvh;min-height:100dvh}.knowledge-original-map .mapWorkspace:-webkit-full-screen{width:100vw;height:100dvh;min-height:100dvh;background:var(--paper)}.knowledge-original-map .mapWorkspace:fullscreen{width:100vw;height:100dvh;min-height:100dvh;background:var(--paper)}.knowledge-original-map .mapHeaderStart .knowledgeTopicTabs{gap:7px}.knowledge-original-map .mapViewModeSwitch{display:inline-grid;width:max-content;min-height:42px;grid-template-columns:repeat(3,max-content);align-items:center;justify-self:end;padding:3px;border:1px solid rgba(34,48,74,.18);border-radius:999px;background:#fff}.knowledge-original-map .mapViewModeSwitch:hover{border-color:rgba(34,48,74,.28)}.knowledge-original-map .mapViewModeSwitch button{min-height:34px;padding:0 11px;border:0;border-radius:999px;background:transparent;color:var(--ink-soft);cursor:pointer;font:700 12.5px var(--body);white-space:nowrap}.knowledge-original-map .mapViewModeSwitch button.active{background:#22304a;color:#fff}.knowledge-original-map .percentBtn{display:inline-flex;align-items:center;min-height:34px;padding:7px 11px;border:1px solid #d8d2c4;border-radius:7px;background:#fff;color:var(--knowledge-ink);cursor:pointer;font:13px var(--body);text-decoration:none;min-width:74px;font-weight:700}.knowledge-original-map .mapZoomControl{position:relative;width:max-content}.knowledge-original-map .mapZoomControl .percentBtn{min-height:40px;border-radius:999px;background:#fff}.knowledge-original-map .zoomMenu{position:absolute;right:0;top:38px;display:grid;grid-gap:4px;gap:4px;padding:6px;border:1px solid #d8d2c4;border-radius:9px;background:#fff;box-shadow:0 12px 30px rgba(34,48,74,.16)}.knowledge-original-map .zoomMenu[hidden]{display:none}.knowledge-original-map .zoomMenu button{padding:7px 12px;border:0;border-radius:6px;background:#fff;cursor:pointer;font:13px var(--body);text-align:left;white-space:nowrap}.knowledge-original-map .zoomMenu button:hover{background:#f3efe7}.knowledge-original-map .mapViewport{position:relative;width:100%;min-width:0;min-height:0;cursor:-webkit-grab;cursor:grab;overflow:hidden;background:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px),var(--paper);background-size:26px 26px,26px 26px,auto;touch-action:none}.knowledge-original-map .mapViewport:after,.knowledge-original-map .mapViewport:before{position:absolute;inset:-20%;z-index:0;pointer-events:none;content:""}.knowledge-original-map .mapViewport:before{background:radial-gradient(circle at 18% 22%,rgba(31,110,140,.18) 0 2px,transparent 3px),radial-gradient(circle at 62% 18%,rgba(123,78,163,.16) 0 2px,transparent 3px),radial-gradient(circle at 76% 68%,rgba(47,125,74,.15) 0 2px,transparent 3px),linear-gradient(105deg,transparent 0 24%,rgba(31,110,140,.1) 24.2% 24.6%,transparent 24.8% 48%,rgba(178,76,99,.1) 48.2% 48.6%,transparent 48.8%);background-size:360px 360px,420px 420px,460px 460px,520px 520px;opacity:.72;animation:knowledge-field-drift 18s ease-in-out infinite alternate}.knowledge-original-map .mapViewport:after{background:radial-gradient(circle at 50% 50%,transparent 0 42%,rgba(250,247,240,.62) 70%,var(--paper) 100%)}.knowledge-original-map .mapViewport.dragging{cursor:-webkit-grabbing;cursor:grabbing}.knowledge-original-map .mapCanvas{position:absolute;z-index:1;left:0;top:0;transform-origin:0 0;transition:transform .86s cubic-bezier(.19,.72,.19,1)}.knowledge-original-map .mapViewport.dragging .mapCanvas{transition:none}.knowledge-original-map .orbitField{position:absolute;inset:0;pointer-events:none}.knowledge-original-map .orbitDot{position:absolute;width:18px;height:18px;border:2px solid rgba(31,110,140,.28);border-radius:999px;box-shadow:0 0 28px rgba(31,110,140,.28);opacity:.82}.knowledge-original-map .orbitDotA{left:22%;top:16%;animation:knowledge-orbit-a 8s ease-in-out infinite alternate}.knowledge-original-map .orbitDotB{left:70%;top:42%;border-color:rgba(123,78,163,.28);box-shadow:0 0 28px rgba(123,78,163,.25);animation:knowledge-orbit-b 10s ease-in-out infinite alternate}.knowledge-original-map .orbitDotC{left:48%;top:78%;border-color:rgba(47,125,74,.26);box-shadow:0 0 28px rgba(47,125,74,.22);animation:knowledge-orbit-c 9s ease-in-out infinite alternate}.knowledge-original-map .edges{position:absolute;left:0;top:0;overflow:visible;pointer-events:none}.knowledge-original-map .edge{fill:none;stroke-dasharray:780;stroke-dashoffset:0;stroke-width:1.6;opacity:.5;transition:opacity .15s,stroke .15s}.knowledge-original-map .introActive .edge{animation:knowledge-edge-draw 1.55s ease-out both;animation-delay:calc(.14s + min(var(--edge-index), 36) * 24ms)}.knowledge-original-map .faded .edge{opacity:.07}.knowledge-original-map .edge.hl{filter:drop-shadow(0 0 7px color-mix(in srgb,currentColor 45%,transparent));opacity:1;stroke-width:2.6}.knowledge-original-map .stageHead{position:absolute;display:flex;flex-direction:column;gap:2px;padding:7px 12px 6px;border:1px solid #e2dcce;border-radius:9px;background:#fff;box-shadow:0 1px 0 rgba(34,48,74,.04)}.knowledge-original-map .stageHead b{color:var(--knowledge-ink);font-family:var(--disp);font-size:14px;line-height:1.1}.knowledge-original-map .stageHead span{color:var(--ink-soft);font-size:10px;line-height:1.2}.knowledge-original-map .laneBg{position:absolute;border:1px dashed #e0d9c8;border-radius:14px;background:rgba(255,255,255,.42)}.knowledge-original-map .laneTab{display:flex;width:96px;min-height:50px;align-items:center;justify-content:center;padding:8px 7px;border-radius:9px;box-shadow:0 1px 3px rgba(34,48,74,.18);color:#fff;font-family:var(--disp);font-size:10.8px;font-weight:700;line-height:1.08;overflow-wrap:anywhere;overflow:hidden;text-align:center;word-break:break-word}.knowledge-original-map .laneTab,.knowledge-original-map .node{position:absolute;-webkit-user-select:none;-moz-user-select:none;user-select:none}.knowledge-original-map .node{width:392px;min-height:78px;padding:0;border:0;background:transparent;color:var(--knowledge-ink);cursor:pointer;font:inherit;text-align:left;transition:opacity .2s}.knowledge-original-map .introActive .node{animation:knowledge-node-emerge .76s cubic-bezier(.2,.72,.26,1.12) both;animation-delay:calc(.28s + min(var(--node-index), 39) * 45ms)}.knowledge-original-map .nodeFloat{position:relative;display:block;min-height:78px;padding:10px 70px 9px 13px;border:1.5px solid #e2dcce;border-left:5px solid var(--lc);border-radius:10px;background:rgba(255,255,255,.94);box-shadow:0 1px 2px rgba(34,48,74,.06);overflow:hidden;transform:translate3d(var(--float-x-a),var(--float-down),0) rotate(var(--float-rot-a));animation:knowledge-node-float var(--float-duration,7s) ease-in-out infinite;animation-delay:var(--float-delay,0s);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);transition:box-shadow .18s,transform .18s,border-color .18s,background-color .18s}.knowledge-original-map .node:focus-visible .nodeFloat,.knowledge-original-map .node:hover .nodeFloat{animation-play-state:paused;box-shadow:0 6px 18px rgba(34,48,74,.16);transform:translateY(-2px)}.knowledge-original-map .nodeTitle{position:relative;z-index:1;display:-webkit-box;min-height:34px;margin:0;color:var(--knowledge-ink);font-family:var(--disp);font-size:15.2px;line-height:1.13;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}.knowledge-original-map .node .zoom{position:absolute;top:10px;right:12px;z-index:2;color:#b9b2a0;font-family:var(--body);font-size:10px;font-weight:400;white-space:nowrap}.knowledge-original-map .nodeKeywords{position:relative;z-index:1;display:block;margin:4px 0 0;color:var(--ink-soft);font-size:10.8px;line-height:1.24;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.knowledge-original-map .node.dim{opacity:.16}.knowledge-original-map .node.rel .nodeFloat{box-shadow:0 0 0 2.5px var(--lc),0 6px 16px rgba(34,48,74,.14)}.knowledge-original-map .node.self .nodeFloat{animation-play-state:paused;box-shadow:0 0 0 3px var(--lc),0 8px 20px rgba(34,48,74,.2);transform:translateY(-2px)}.knowledge-original-map .mapHint{position:absolute;right:18px;bottom:18px;z-index:35;display:grid;max-width:min(360px,calc(100% - 36px));grid-gap:3px;gap:3px;padding:12px 14px;border:1px solid rgba(216,210,196,.92);border-left:5px solid #1f6e8c;border-radius:10px;background:rgba(255,255,255,.93);box-shadow:0 18px 44px rgba(34,48,74,.18);color:var(--knowledge-ink);opacity:0;pointer-events:none;transform:translateY(10px);transition:opacity .24s ease,transform .24s ease}.knowledge-original-map .mapHint.show{opacity:1;transform:translateY(0)}.knowledge-original-map .mapHint strong{font-family:var(--disp);font-size:14px}.knowledge-original-map .mapHint span{color:var(--ink-soft);font-size:12.5px;line-height:1.45}@keyframes knowledge-field-drift{0%{transform:translate3d(-18px,-12px,0) rotate(0deg)}to{transform:translate3d(22px,16px,0) rotate(1.5deg)}}@keyframes knowledge-orbit-a{to{transform:translate3d(120px,80px,0) scale(1.36)}}@keyframes knowledge-orbit-b{to{transform:translate3d(-150px,96px,0) scale(1.18)}}@keyframes knowledge-orbit-c{to{transform:translate3d(90px,-110px,0) scale(1.28)}}@keyframes knowledge-edge-draw{0%{opacity:0;stroke-dashoffset:780}to{opacity:.5;stroke-dashoffset:0}}@keyframes knowledge-node-emerge{0%{opacity:0;transform:translate3d(0,22px,0) scale(.86)}72%{opacity:1}to{opacity:1;transform:translateZ(0) scale(1)}}@keyframes knowledge-node-float{0%,to{transform:translate3d(var(--float-x-a),var(--float-down),0) rotate(var(--float-rot-a))}45%{transform:translate3d(var(--float-x-b),var(--float-up),0) rotate(var(--float-rot-b))}72%{transform:translate3d(0,-1px,0) rotate(0deg)}}@keyframes knowledge-toolbar-open{0%{opacity:0;transform:translateY(-6px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.knowledge-original-map .mapMask{position:fixed;inset:0;z-index:60;display:none;align-items:flex-start;justify-content:center;overflow-y:auto;padding:42px 16px 60px;background:rgba(34,48,74,.42)}.knowledge-original-map .mapMask.show{display:flex}.knowledge-original-map .mapCard{position:relative;width:min(840px,100%);padding:26px 30px 28px;border:1px solid #e2dcce;border-radius:16px;background:var(--paper);background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:26px 26px;box-shadow:0 24px 60px rgba(20,30,50,.35)}.knowledge-original-map .mapCard .close{position:absolute;right:14px;top:14px;width:32px;height:32px;border:1px solid #d8d2c4;border-radius:50%;background:#fff;color:var(--ink-soft);cursor:pointer;font-size:15px}.knowledge-original-map .badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}.knowledge-original-map .badge{padding:3px 10px;border-radius:99px;color:#fff;font-size:11.5px;letter-spacing:1px}.knowledge-original-map .badge.stage{background:#8a8270}.knowledge-original-map .mapCard h2{margin:0 0 4px;color:var(--knowledge-ink);font-family:var(--disp);font-size:26px}.knowledge-original-map .kw{margin-bottom:16px;color:var(--ink-soft);font-size:12.5px}.knowledge-original-map .cardBody{display:grid;grid-template-columns:1fr;grid-gap:20px;gap:20px}.knowledge-original-map .defBlk h4,.knowledge-original-map .ill h4,.knowledge-original-map .linkBlk h4,.knowledge-original-map .wordBlk h4{margin:0 0 8px;color:#97917f;font-size:12px;font-weight:600;letter-spacing:2.5px}.knowledge-original-map .def{margin-bottom:14px;font-size:14.5px;line-height:1.85}.knowledge-original-map .defBlk ul{margin:0 0 14px;padding:0;list-style:none}.knowledge-original-map .defBlk li{position:relative;margin-bottom:5px;padding-left:16px;font-size:13.5px;line-height:1.7}.knowledge-original-map .defBlk li:before{position:absolute;left:1px;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--lc);content:"";opacity:.75}.knowledge-original-map .chips,.knowledge-original-map .words{display:flex;flex-wrap:wrap;gap:7px}.knowledge-original-map .chip,.knowledge-original-map .word{padding:5px 9px;border:1px solid var(--lc);border-radius:9px;background:#fff;color:#35425d;font:12.5px/1.35 var(--body)}.knowledge-original-map .chip{border:1.5px solid var(--cc);border-radius:99px;color:var(--cc);cursor:pointer}.knowledge-original-map .chip:hover{background:var(--cc);color:#fff}.knowledge-original-map .chip.none{border-color:#d8d2c4;border-style:dashed;color:#a8a292;cursor:default}.knowledge-original-map .illBox{padding:12px;border:1px solid #e2dcce;border-radius:12px;background:#fff}.knowledge-original-map .ill img{display:block;width:100%;height:auto;border-radius:8px}.knowledge-original-map .linkBlk{display:grid;grid-column:1/-1;grid-gap:12px;gap:12px;padding-top:14px;border-top:1px dashed #d8d2c4}.knowledge-original-map .detailLink{display:inline-flex;margin-top:16px;padding:9px 12px;border-radius:8px;background:var(--lc);color:#fff;font-size:13px;text-decoration:none}.knowledge-original-map .mapCard.visualCaseCard{width:min(1080px,calc(100% - 26px));padding:22px 26px 26px}.knowledge-original-map .mapCard.visualCaseCard h2{font-size:30px}.knowledge-original-map .mapCard.visualCaseCard .cardBody{gap:22px}.knowledge-original-map .mapCard.visualCaseCard .ill{order:-1}.knowledge-original-map .mapCard.visualCaseCard .illBox{padding:10px;border-color:#d8cdba;box-shadow:0 10px 26px rgba(34,48,74,.11)}.knowledge-original-map .mapCard.visualCaseCard .ill img{aspect-ratio:16/9;object-fit:cover}@media (min-width:700px){.knowledge-original-map .cardBody{grid-template-columns:1.05fr .95fr}.knowledge-original-map .linkBlk{grid-template-columns:1fr 1fr}}@media (min-width:720px){.knowledge-original-surface .relationPanel{grid-template-columns:1fr 1fr}}@media (min-width:760px){.knowledge-original-surface .detailGrid{grid-template-columns:1.05fr .95fr}.knowledge-original-map .mapCard.visualCaseCard .cardBody{grid-template-columns:minmax(460px,1.25fr) minmax(320px,.75fr);align-items:start}.knowledge-original-map .mapCard.visualCaseCard .defBlk{padding-top:1px}.knowledge-original-map .mapCard.visualCaseCard .ill h4{font-size:13px}.knowledge-original-map .visualCaseCard .linkBlk{grid-column:1/-1}}@media (max-width:759px){.knowledge-original-map .mapCard.visualCaseCard{padding:20px 16px 22px}.knowledge-original-map .mapCard.visualCaseCard h2{font-size:25px}.knowledge-original-map .mapCard.visualCaseCard .ill{margin:2px 0}.knowledge-original-map .mapCard.visualCaseCard .illBox{margin-right:-4px;margin-left:-4px;padding:8px}}@media (max-width:700px){.knowledge-original-surface .detailArticle{padding:18px}.knowledge-original-surface .pageShell{width:min(calc(100% - 24px),1120px);padding-bottom:50px}.knowledge-original-map.mapPage{min-height:calc(100dvh - var(--immersive-header-height, 88px))}.knowledgeTopicBar{width:min(960px,calc(100% - 24px));grid-template-columns:minmax(0,1fr);gap:8px;min-height:58px;margin:0 auto 10px;padding:8px 10px}.knowledge-original-map .mapViewModeSwitch{min-height:42px;grid-template-columns:repeat(3,max-content);padding:3px}.knowledgeTopicBarActions{justify-content:space-between;gap:7px;overflow-x:auto;scrollbar-width:none}.knowledgeTopicBarActions::-webkit-scrollbar{display:none}.knowledge-original-map .mapViewModeSwitch button{min-height:34px;padding:0 8px;font-size:11.5px}.knowledge-original-map .percentBtn{min-height:36px;justify-content:center;padding:7px 9px;overflow:hidden;font-size:12.5px;text-align:center;text-overflow:ellipsis;white-space:nowrap}}@media (max-width:760px),(pointer:coarse){.knowledge-original-map.mapPage{display:block;width:100%;max-width:100vw;min-height:auto;overflow-x:clip;overflow-y:visible}.knowledgeMapDesktop{display:none}.knowledgeMapMobile{display:block;width:100%;max-width:100%;min-width:0;overflow-x:clip}.knowledgeMobileMap{width:100%;max-width:100vw;box-sizing:border-box;overflow-x:clip}}@media (min-width:761px) and (pointer:fine){.knowledgeMapDesktop{display:grid}.knowledgeMapMobile{display:none}}@media (max-width:640px){.knowledge-map-shell.marketing-shell-immersive .site-header{border-bottom-color:rgba(219,232,224,.78);background:rgba(255,255,255,.92)}.knowledge-map-shell.marketing-shell-immersive .nav{display:grid;grid-template-columns:minmax(0,1fr) auto;min-height:56px;padding:6px 12px;grid-gap:8px;gap:8px}.knowledge-map-shell.marketing-shell-immersive .brand img{width:34px}.knowledge-map-shell.marketing-shell-immersive .brand-text{font-size:16px}.knowledge-map-shell.marketing-shell-immersive .header-cta-mobile{min-height:32px;max-width:132px;padding:0 12px;font-size:11px}.knowledge-map-shell.marketing-shell-immersive .nav-links{display:none}}.knowledgeMobileMap{--mobile-blue:#3f5df6;--mobile-green:#2fad73;--mobile-muted:#8d96a8;--mobile-line:#dbe2ed;--mobile-surface:rgba(255,255,255,0.94);padding:10px 12px calc(34px + env(safe-area-inset-bottom));background:linear-gradient(180deg,rgba(246,249,253,.96),rgba(250,252,249,.98) 42%,#f7f8fb)}.mobileMapTop{align-items:center;margin:0 0 8px;padding:2px 2px 0}.mobileMapTop h1{color:#17213a;font-size:20px;line-height:1.05}.mobileMapEyebrow{margin:0 0 2px;color:#68758b;font-size:11px;letter-spacing:0;text-transform:none}.mobileCanvasButton,.mobileCanvasClose,.mobileFocusNode,.mobileLearningActions button,.mobilePathNode,.mobileRelationBlock button,.mobileSheetActions a,.mobileSheetActions button,.mobileSheetPager button,.mobileTaskGrid button{font-family:var(--body)}.mobileCanvasButton,.mobileCanvasClose{min-height:34px;padding:0 12px;background:#17213a}.mobileGradeRail{margin-bottom:8px}.mobileGradeRail button{min-height:44px;padding:6px 6px 8px;border:1px solid #dde3ed;background:rgba(255,255,255,.72);color:#1f2a44;box-shadow:0 1px 1px rgba(22,31,54,.03)}.mobileGradeRail button.active{border-color:rgba(49,91,232,.58);box-shadow:0 12px 26px rgba(49,91,232,.14)}.mobileGradeRail span{color:#68758b;font-size:9px}.mobileGradeRail strong{color:#16213a;font-size:17px}.mobileGradeRail small{color:#68758b;font-size:9px}.mobileGradeRail i{background:linear-gradient(90deg,var(--mobile-green),var(--mobile-blue))}.mobileMapSummary{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:7px 12px;gap:7px 12px;margin-bottom:10px;padding:12px;border:1px solid #dde3ed;border-radius:8px;background:var(--mobile-surface);box-shadow:0 10px 26px rgba(22,31,54,.06)}.mobileMapSummary div:first-child{min-width:0}.mobileMapSummary span{display:block;color:var(--mobile-blue);font-size:11px;font-weight:900;line-height:1.2}.mobileMapSummary strong{display:-webkit-box;margin-top:3px;color:#17213a;font-size:13px;font-weight:800;line-height:1.35;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}.mobileMapSummary output{align-self:start;min-width:54px;padding:8px 9px;border-radius:8px;background:#edf2ff;color:var(--mobile-blue);font-size:16px;font-weight:950;text-align:center}.mobileMapSummary p{grid-column:1/-1;margin:0;color:#68758b;font-size:12px;font-weight:700}.mobileProgressTrack{grid-column:1/-1;height:7px;overflow:hidden;border-radius:999px;background:#e4e9f1}.mobileProgressTrack i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--mobile-green),var(--mobile-blue))}.mobilePathCard{margin-bottom:9px;padding:0;border:1px solid #dbe2ed;border-radius:8px;background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(250,253,255,.94)),#fff;box-shadow:0 18px 42px rgba(22,31,54,.08);overflow:hidden}.mobilePathHeader{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;grid-gap:10px;gap:10px;min-height:44px;padding:8px 12px 7px;border-bottom:1px solid #edf1f6}.mobilePathHeader div{min-width:0}.mobilePathHeader span{display:block;color:var(--mobile-blue);font-size:10px;font-weight:950;line-height:1.15}.mobilePathHeader strong{display:-webkit-box;margin-top:2px;color:#17213a;font-size:12px;font-weight:900;line-height:1.25;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:1}.mobilePathHeader output{min-width:46px;padding:7px 8px;border-radius:999px;background:#edf2ff;color:var(--mobile-blue);font-size:14px;font-weight:950;text-align:center}.mobilePathCanvas{position:relative;height:216px;min-height:216px;overflow:hidden}.mobilePathCanvas:before{position:absolute;inset:12px 50% 12px auto;width:1px;background:linear-gradient(180deg,transparent,#e7edf5 12%,#e7edf5 88%,transparent);content:""}.mobilePathLines{position:absolute;inset:18px 8px;width:calc(100% - 16px);height:calc(100% - 36px);pointer-events:none}.mobilePathLines path{fill:none;stroke:color-mix(in srgb,var(--lc) 46%,#cfd8e6);stroke-linecap:round;stroke-width:1.05;opacity:.78}.mobilePathNode{position:absolute;left:var(--x);top:var(--y);display:grid;width:44px;height:44px;min-height:44px;place-items:center;padding:0;transform:translate(-50%,-50%);border:1px solid #dbe2ed;border-radius:999px;background:#fff;color:#17213a;cursor:pointer;text-align:center;box-shadow:0 8px 22px rgba(22,31,54,.08)}.mobilePathNode[data-status=todo]{background:rgba(255,255,255,.74);color:#59667b}.mobilePathNode[data-status=done]{border-color:rgba(47,155,103,.45);background:#f0faf4}.mobilePathNode[data-status=current]{width:min(174px,calc(100vw - 38px));height:58px;justify-items:start;align-content:center;gap:1px;padding:8px 12px 8px 46px;border-color:rgba(49,91,232,.84);background:#fff;box-shadow:0 14px 30px rgba(49,91,232,.2);text-align:left}.mobilePathNodeDot{position:absolute;inset:0;width:100%;height:100%;border:0;border-radius:inherit;background:#b7c0ce;box-shadow:0 0 0 1px #cbd4df}.mobilePathNode[data-status=done] .mobilePathNodeDot{background:var(--mobile-green);box-shadow:0 0 0 1px rgba(47,155,103,.5)}.mobilePathNode[data-status=current] .mobilePathNodeDot{inset:50% auto auto 14px;width:18px;height:18px;transform:translateY(-50%);background:var(--mobile-blue);box-shadow:0 0 0 5px rgba(49,91,232,.14)}.mobilePathNodeIndex{position:relative;z-index:1;color:#fff;font-size:12px;font-weight:950;line-height:1}.mobilePathNode[data-status=todo] .mobilePathNodeIndex{color:#fff}.mobilePathNode[data-status=current] .mobilePathNodeIndex{display:none}.mobilePathNode strong{position:relative;z-index:1;display:-webkit-box;color:inherit;font-size:12px;font-weight:900;line-height:1.2;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}.mobilePathNode small{position:relative;z-index:1;display:block;margin-top:3px;color:color-mix(in srgb,var(--lc) 78%,#68758b);font-size:10px;font-weight:850;line-height:1.1}.mobilePathNode:not([data-status=current]) small,.mobilePathNode:not([data-status=current]) strong{display:none}.mobileLearningPanel{display:grid;grid-gap:8px;gap:8px;margin-bottom:10px;padding:12px;border:1px solid #dbe2ed;border-radius:8px;background:var(--mobile-surface);box-shadow:0 16px 36px rgba(22,31,54,.08)}.mobileLearningHero{display:grid;grid-template-columns:minmax(0,1fr) 64px;grid-gap:10px;gap:10px;align-items:center}.mobileLearningHero>div{min-width:0}.mobileLearningHero span{display:block;color:color-mix(in srgb,var(--lc) 78%,#334155);font-size:11px;font-weight:950}.mobileLearningHero h2{margin:4px 0 5px;color:#17213a;font-family:var(--disp);font-size:20px;line-height:1.08}.mobileLearningHero p{display:-webkit-box;margin:0;color:#5f6e84;font-size:12px;line-height:1.42;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}.mobileLearningHero figure{width:64px;height:64px;margin:0;overflow:hidden;border:1px solid color-mix(in srgb,var(--lc) 22%,#dbe2ed);border-radius:8px;background:color-mix(in srgb,var(--lc) 10%,#fff);box-shadow:0 10px 22px rgba(22,31,54,.08)}.mobileLearningHero img{width:100%;height:100%;object-fit:cover}.mobileLearningProgress{display:grid;grid-gap:6px;gap:6px;padding:8px 9px;border:1px solid #edf1f6;border-radius:8px;background:#fbfcff}.mobileLearningProgress>div:first-child{display:flex;align-items:baseline;justify-content:space-between;gap:10px}.mobileLearningProgress strong{color:#17213a;font-size:15px;font-weight:950}.mobileLearningProgress span{color:#68758b;font-size:11px;font-weight:850;text-align:right}.mobileTaskGrid{display:grid;grid-template-columns:1fr 1fr;grid-gap:7px;gap:7px}.mobileTaskGrid button{display:grid;grid-template-columns:28px minmax(0,1fr);grid-template-rows:auto auto;align-items:center;min-width:0;min-height:50px;grid-gap:1px 9px;gap:1px 9px;padding:8px;border:1px solid #e0e7f0;border-radius:8px;background:#fff;color:#17213a;cursor:pointer;text-align:left}.mobileTaskGrid button>span{display:grid;place-items:center;grid-row:1/3;width:25px;height:25px;border-radius:8px;background:color-mix(in srgb,var(--lc,#315be8) 14%,#fff);color:color-mix(in srgb,var(--lc,#315be8) 86%,#17213a);font-size:12px;font-weight:950;box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--lc,#315be8) 24%,#dbe2ed)}.mobileTaskGrid button[data-task=lesson]>span{background:#eaf2ff}.mobileTaskGrid button[data-task=vocabulary]>span{background:#e9f8ee}.mobileTaskGrid button[data-task=practice]>span{background:#fff4e5}.mobileTaskGrid button[data-task=quiz]>span{background:#ffeef3}.mobileTaskGrid strong{min-width:0;color:inherit;font-size:12px;font-weight:950;line-height:1.1}.mobileTaskGrid small{min-width:0;color:#6b778a;font-size:10.5px;font-weight:750;line-height:1.2}.mobileLearningActions{display:grid;grid-template-columns:minmax(0,1fr) 104px;grid-gap:8px;gap:8px}.mobileLearningActions button{min-width:0;min-height:40px;border:0;border-radius:8px;cursor:pointer;font-size:13px;font-weight:950}.mobileLearningActions button:first-child{background:var(--mobile-blue);color:#fff;box-shadow:0 10px 22px rgba(49,91,232,.18)}.mobileLearningActions button:last-child{border:1px solid #dbe2ed;background:#fff;color:#4f5e73}.mobileLearningActions button[aria-pressed=true]{border-color:rgba(47,155,103,.45);background:#edf9f2;color:var(--mobile-green)}.mobileSearchRow input{border:1px solid #dbe2ed;color:#17213a;box-shadow:0 8px 18px rgba(22,31,54,.04)}.mobileLaneFilters{display:flex;gap:7px;margin:0 0 12px;padding:0 0 2px;overflow-x:auto;scrollbar-width:none}.mobileLaneFilters::-webkit-scrollbar{display:none}.mobileLaneFilters button{flex:0 0 auto;min-height:36px;padding:0 11px;border:1px solid color-mix(in srgb,var(--lc,#315be8) 34%,#dbe2ed);border-radius:999px;background:#fff;color:color-mix(in srgb,var(--lc,#315be8) 78%,#334155);cursor:pointer;font:900 11.5px var(--body);white-space:nowrap}.mobileLaneFilters button.active{background:var(--lc,var(--mobile-blue));color:#fff}.mobileFocusList{display:grid;grid-gap:9px;gap:9px}.mobileFocusList>header{display:flex;align-items:center;justify-content:space-between;gap:10px}.mobileFocusList h2{margin:0;color:#17213a;font-size:19px;line-height:1.12}.mobileFocusList>header span{flex:0 0 auto;padding:4px 8px;border-radius:999px;background:#eaf2ff;color:var(--mobile-blue);font-size:11px;font-weight:950}.mobileFocusList>div{display:grid;grid-gap:8px;gap:8px}.mobileFocusNode{display:grid;grid-gap:4px;gap:4px;min-width:0;padding:12px;border:1px solid #dbe2ed;border-left:4px solid var(--lc);border-radius:8px;background:#fff;color:#17213a;cursor:pointer;text-align:left;box-shadow:0 4px 14px rgba(22,31,54,.05)}.mobileFocusNode span{color:color-mix(in srgb,var(--lc) 78%,#334155);font-size:11px;font-weight:950}.mobileFocusNode strong{color:inherit;font-size:15px;font-weight:950;line-height:1.22}.mobileFocusNode small{display:-webkit-box;color:#68758b;font-size:12px;font-weight:700;line-height:1.35;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}.mobileEmptyState{margin:0;padding:16px;border:1px dashed #cfd8e6;border-radius:8px;background:rgba(255,255,255,.76);color:#68758b;font-size:13px;text-align:center}.mobileNodeSheet{background:rgba(15,23,42,.42)}.mobileNodeSheet article{max-height:min(82dvh,690px);border:1px solid #dbe2ed;border-radius:14px 14px 0 0;background:#fff;box-shadow:0 -18px 60px rgba(15,23,42,.26)}.mobileSheetHandle{background:#cdd6e2}.mobileSheetIcon{border:1px solid #dbe2ed;background:#eef4ff}.mobileSheetHeader span{display:block;color:color-mix(in srgb,var(--lc) 78%,#334155);font-size:11px;font-weight:950;line-height:1.2}.mobileSheetHeader h2{color:#17213a}.mobileSheetHeader p{color:#68758b}.mobileSheetHeader button{border:1px solid #dbe2ed;color:#5f6e84}.mobileSheetProgress{display:grid;grid-gap:8px;gap:8px;margin:14px 0 12px;padding:12px;border:1px solid #e0e7f0;border-radius:8px;background:#f8fafc}.mobileSheetProgress div:first-child{display:flex;align-items:baseline;justify-content:space-between;gap:10px}.mobileSheetProgress strong{color:#17213a;font-size:18px;font-weight:950}.mobileSheetProgress span{color:#68758b;font-size:12px;font-weight:850}.mobileRelationBlock,.mobileSheetSection{margin-top:14px}.mobileRelationBlock h3,.mobileSheetSection h3{margin:0 0 8px;color:#68758b;font-size:11px;font-weight:950;letter-spacing:0;text-transform:none}.mobileSheetSection li{color:#26324a}.mobileRelationBlock div,.mobileWordChips{display:flex;flex-wrap:wrap;gap:7px}.mobileRelationBlock button,.mobileRelationBlock div>span,.mobileWordChips span{padding:7px 9px;border:1px solid color-mix(in srgb,var(--lc) 34%,#dbe2ed);border-radius:999px;background:#fff;color:#26324a;font-size:12px;font-weight:800;line-height:1.15}.mobileSheetActions,.mobileSheetPager{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-gap:8px;gap:8px;margin-top:14px}.mobileSheetActions a,.mobileSheetActions button,.mobileSheetPager button{display:inline-flex;min-width:0;min-height:42px;align-items:center;justify-content:center;padding:0 10px;border-radius:8px;cursor:pointer;font-size:12.5px;font-weight:950;text-align:center;text-decoration:none}.mobileSheetActions a{border:0;background:var(--mobile-blue);color:#fff}.mobileSheetActions button,.mobileSheetPager button{border:1px solid #dbe2ed;background:#fff;color:#334155}.mobileSheetActions button[aria-pressed=true]{border-color:rgba(47,155,103,.45);background:#edf9f2;color:var(--mobile-green)}.mobileSheetPager button:disabled{cursor:default;opacity:.45}@media (max-width:374px){.knowledgeMobileMap{padding-right:10px;padding-left:10px}.mobilePathNode{width:120px;padding-right:8px;padding-left:29px}.mobilePathNode strong{font-size:12px}.mobileTaskGrid button{grid-template-columns:24px minmax(0,1fr);min-height:58px;padding:9px 8px}.mobileTaskGrid button>span{width:24px;height:24px}}.knowledgeMobileMap{--mobile-rel-pre:#2f7d4a;--mobile-rel-related:#b0712c;--mobile-rel-next:#1f6e8c;--mobile-card:rgba(255,255,255,0.9);--mobile-border:#e2dcce;min-height:calc(100dvh - var(--immersive-header-height, 88px));padding:12px 12px calc(34px + env(safe-area-inset-bottom));background:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px),var(--paper);background-size:24px 24px,24px 24px,auto;color:var(--knowledge-ink);overflow-x:clip}.mobileMapTop{position:relative;z-index:15;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:start;grid-gap:10px;gap:10px;margin:0 0 10px;padding:2px 1px 0;background:transparent}.mobileMapTop h1{margin:0;color:var(--knowledge-ink);font-family:var(--disp);font-size:23px;line-height:1.06}.mobileMapTop>div>span{display:block;margin-top:3px;color:var(--ink-soft);font-size:11.5px;font-weight:700;line-height:1.25}.mobileMapEyebrow{margin:0 0 3px;color:#8a8270;font-size:10.5px;font-weight:900;letter-spacing:1.4px;line-height:1.1;text-transform:uppercase}.mobileCanvasButton,.mobileCanvasClose{min-height:36px;padding:0 13px;border:0;border-radius:999px;background:var(--knowledge-ink);color:#fff;cursor:pointer;font-family:var(--body);font-size:12px;font-weight:900}.mobileGradeRail{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:6px;gap:6px;margin-bottom:10px}.mobileGradeRail button{position:relative;display:grid;min-width:0;min-height:50px;align-content:center;grid-gap:1px;gap:1px;padding:7px 6px 9px;border:1px solid var(--mobile-border);border-radius:8px;background:rgba(255,255,255,.76);color:var(--knowledge-ink);cursor:pointer;overflow:hidden;text-align:center;box-shadow:0 1px 1px rgba(34,48,74,.04)}.mobileGradeRail button.active{border-color:var(--knowledge-ink);background:#fff;box-shadow:0 10px 24px rgba(34,48,74,.12)}.mobileGradeRail small,.mobileGradeRail span,.mobileGradeRail strong{position:relative;z-index:1;display:block}.mobileGradeRail span{color:#8a8270;font-size:9.5px;font-weight:900;line-height:1.1}.mobileGradeRail strong{color:var(--knowledge-ink);font-family:var(--disp);font-size:18px;line-height:1}.mobileGradeRail small{color:var(--ink-soft);font-size:9.5px;font-weight:800;line-height:1.1}.mobileGradeRail i{position:absolute;right:0;bottom:0;left:0;height:4px;background:var(--knowledge-ink);opacity:.14}.mobileGradeRail button.active i{opacity:.86}.mobileConceptPanel,.mobileGraphCard{border:1px solid var(--mobile-border);border-radius:8px;background:var(--mobile-card);box-shadow:0 14px 34px rgba(34,48,74,.08)}.mobileGraphCard{margin-bottom:10px;overflow:hidden}.mobileGraphHeader{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;grid-gap:10px;gap:10px;min-height:50px;padding:10px 12px 8px;border-bottom:1px solid #ece5d8}.mobileGraphHeader div{min-width:0}.mobileConceptHeader span,.mobileGraphHeader span,.mobileSheetHeader span{display:block;color:color-mix(in srgb,var(--lc,var(--knowledge-ink)) 76%,#6d6b63);font-size:11px;font-weight:900;line-height:1.2}.mobileGraphHeader strong{display:-webkit-box;margin-top:2px;color:var(--knowledge-ink);font-size:14px;font-weight:900;line-height:1.25;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:1}.mobileGraphHeader button{min-height:32px;padding:0 11px;border:1px solid color-mix(in srgb,var(--lc,var(--knowledge-ink)) 34%,#d8d2c4);border-radius:999px;background:#fff;color:var(--knowledge-ink);cursor:pointer;font-size:11.5px;font-weight:900}.mobileRelationLegend{display:flex;gap:6px;padding:9px 12px 0;overflow-x:auto;scrollbar-width:none}.mobileRelationLegend::-webkit-scrollbar{display:none}.mobileRelationLegend button{flex:0 0 auto;display:inline-flex;min-height:24px;align-items:center;gap:5px;padding:0 8px;border:1px solid color-mix(in srgb,var(--rel) 34%,#d8d2c4);border-radius:999px;background:color-mix(in srgb,var(--rel) 8%,#fff);color:color-mix(in srgb,var(--rel) 76%,var(--knowledge-ink));cursor:pointer;font-size:10.5px;font-weight:900;white-space:nowrap;transition:background .18s ease,border-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease}.mobileRelationLegend button:before{width:6px;height:6px;border-radius:999px;background:var(--rel);content:""}.mobileRelationLegend button[aria-pressed=true]{border-color:color-mix(in srgb,var(--rel) 72%,#d8d2c4);background:color-mix(in srgb,var(--rel) 15%,#fff);box-shadow:0 8px 18px color-mix(in srgb,var(--rel) 16%,transparent);transform:translateY(-1px)}.mobileKnowledgeGraph{position:relative;height:520px;min-height:520px;overflow:hidden;touch-action:none}.mobileExplorerFlow{width:100%;height:100%;background:transparent}.mobileKnowledgeGraph .react-flow__pane,.mobileKnowledgeGraph .react-flow__renderer,.mobileKnowledgeGraph .react-flow__viewport{cursor:-webkit-grab;cursor:grab}.mobileKnowledgeGraph .react-flow__pane:active{cursor:-webkit-grabbing;cursor:grabbing}.mobileKnowledgeGraph .react-flow__node-knowledgeNode{border:0;background:transparent;box-shadow:none;transition:opacity .22s ease,transform .42s cubic-bezier(.2,.72,.26,1),filter .22s ease}.mobileKnowledgeGraph .react-flow__node-laneBandNode,.mobileKnowledgeGraph .react-flow__node-laneNode,.mobileKnowledgeGraph .react-flow__node-stageNode{border:0;background:transparent;box-shadow:none;pointer-events:none}.mobileKnowledgeGraph .react-flow__node-laneBandNode{z-index:0!important}.mobileKnowledgeGraph .react-flow__node-laneNode,.mobileKnowledgeGraph .react-flow__node-stageNode{z-index:1!important}.mobileMapFrameBand{width:100%;height:100%;border:1px dashed color-mix(in srgb,var(--lc) 14%,#e0d9c8);border-radius:14px;background:linear-gradient(90deg,color-mix(in srgb,var(--lc) 6%,transparent),transparent 34%),rgba(255,255,255,.34);box-shadow:inset 0 1px 0 rgba(255,255,255,.54)}.mobileMapFrameStage{display:flex;width:100%;height:100%;flex-direction:column;justify-content:center;gap:2px;padding:7px 12px 6px;border:1px solid rgba(226,220,206,.92);border-radius:9px;background:rgba(255,255,255,.76);box-shadow:0 1px 0 rgba(34,48,74,.04)}.mobileMapFrameStage b{color:color-mix(in srgb,var(--knowledge-ink) 88%,#fff);font-family:var(--disp);font-size:14px;line-height:1.1}.mobileMapFrameStage span{color:rgba(80,92,113,.62);font-size:10px;font-weight:700;line-height:1.2}.mobileMapFrameLane{display:flex;width:100%;height:100%;align-items:center;justify-content:center;padding:8px 7px;border-radius:9px;background:color-mix(in srgb,var(--lc) 92%,#fff);box-shadow:0 1px 3px rgba(34,48,74,.16);color:#fff;font-family:var(--disp);font-size:10.8px;font-weight:700;line-height:1.08;overflow:hidden;overflow-wrap:anywhere;text-align:center;-webkit-user-select:none;-moz-user-select:none;user-select:none;word-break:break-word}.mobileKnowledgeGraph .react-flow__node-knowledgeNode:focus,.mobileKnowledgeGraph .react-flow__node-knowledgeNode:focus-visible{outline:none}.mobileKnowledgeGraph .react-flow__edge-path{stroke-linecap:round;transition:opacity .22s ease,stroke .22s ease,stroke-width .22s ease}.mobileKnowledgeGraph .react-flow__node-knowledgeNode{z-index:3!important}.mobileKnowledgeGraph .mobileFlowEdge-trail .react-flow__edge-path{stroke-width:1.5;opacity:.54}.mobileKnowledgeGraph .mobileFlowEdge-frontier .react-flow__edge-path{stroke-width:1.8;opacity:.84;stroke-dasharray:8 10}.mobileKnowledgeGraph .mobileFlowEdge-muted .react-flow__edge-path{stroke:#c7ced2;stroke-width:1;opacity:.18;stroke-dasharray:3 9}.mobileFlowHandle{width:1px;height:1px;border:0;opacity:0;pointer-events:none}.mobileKnowledgeGraph:before{position:absolute;inset:14px 18px;border:1px dashed rgba(138,130,112,.2);border-radius:8px;background:linear-gradient(118deg,transparent 0 29%,rgba(138,130,112,.08) 29.2%,transparent 29.8% 100%),linear-gradient(38deg,transparent 0 68%,rgba(138,130,112,.07) 68.2%,transparent 68.8% 100%);content:""}.mobileGraphLines{position:absolute;inset:14px 8px;width:calc(100% - 16px);height:calc(100% - 28px);pointer-events:none}.mobileGraphLines path{fill:none;stroke:color-mix(in srgb,var(--rel) 72%,#c9ccd4);stroke-linecap:round;stroke-width:1.55;opacity:.78;stroke-dasharray:8 10;animation:mobile-edge-arrive .64s ease-out both,mobile-edge-flow 6.2s linear infinite;animation-delay:calc(var(--edge-index) * 70ms),0s;transition:opacity .18s ease,stroke .18s ease,stroke-width .18s ease}.mobileGraphLines path[data-kind=related]{stroke-dasharray:4 9;opacity:.68}.mobileGraphLines path[data-soft=true]{stroke-width:.95;stroke-dasharray:2 7;opacity:.3}.mobileGraphLines path[data-muted=true]{opacity:.1;stroke:#c9ccd4;stroke-width:1}.mobileGraphCurrent,.mobileGraphNode{position:absolute;border-radius:8px;cursor:pointer;font-family:var(--body);text-align:left}.mobileGraphCurrent{left:50%;top:52%;display:grid;width:min(168px,calc(100% - 96px));min-height:62px;align-content:center;grid-gap:3px;gap:3px;padding:10px 13px;transform:translate(-50%,-50%);border:1px solid color-mix(in srgb,var(--lc) 50%,var(--knowledge-ink));background:var(--knowledge-ink);color:#fff;box-shadow:0 14px 32px rgba(34,48,74,.22);isolation:isolate;transition:transform .22s ease,box-shadow .22s ease}.mobileGraphCurrent:after,.mobileGraphCurrent:before{position:absolute;inset:-7px;z-index:-1;border:1px solid color-mix(in srgb,var(--lc) 42%,#fff);border-radius:inherit;opacity:0;content:"";animation:mobile-current-pulse 3.8s ease-out infinite}.mobileGraphCurrent:after{inset:-13px;animation-delay:1.15s}.mobileGraphCurrent span{color:rgba(255,255,255,.76);font-size:10.5px;font-weight:900;line-height:1.1}.mobileGraphCurrent strong{color:#fff;font-size:13px;font-weight:950;line-height:1.16}.mobileGraphNode{left:var(--x);top:var(--y);display:grid;width:var(--node-width,112px);min-height:48px;grid-gap:2px;gap:2px;padding:8px 9px 8px 13px;transform:translate(-50%,-50%) rotate(var(--node-tilt,0deg));border:1px solid color-mix(in srgb,var(--rel) 35%,#d8d2c4);border-left:0;background:rgba(255,255,255,.94);color:var(--knowledge-ink);box-shadow:0 8px 20px rgba(34,48,74,.08);translate:0 0;animation:mobile-node-arrive .52s cubic-bezier(.2,.72,.26,1.12) both,mobile-node-breathe 6.8s ease-in-out infinite;animation-delay:calc(.12s + var(--node-index) * 70ms),calc(var(--node-index) * -.42s);transition:left .36s cubic-bezier(.2,.72,.26,1),top .36s cubic-bezier(.2,.72,.26,1),opacity .22s ease,filter .22s ease,transform .26s ease,box-shadow .22s ease,background .22s ease;will-change:left,top,transform,translate}.mobileGraphNode:before{position:absolute;left:-5px;top:50%;width:10px;height:10px;transform:translateY(-50%);border:2px solid #fff;border-radius:999px;background:var(--rel);box-shadow:0 2px 8px color-mix(in srgb,var(--rel) 32%,transparent);content:""}.mobileGraphNode:after{position:absolute;inset:-5px;border:1px solid var(--rel);border-radius:inherit;opacity:0;content:"";pointer-events:none}.mobileGraphCurrent:active,.mobileGraphNode:active{transform:translate(-50%,-50%) rotate(var(--node-tilt,0deg)) scale(.97)}.mobileGraphNode[data-muted=true]{opacity:.24;filter:saturate(.58);box-shadow:0 4px 12px rgba(34,48,74,.04)}.mobileGraphNode:not([data-muted=true]){box-shadow:0 10px 24px color-mix(in srgb,var(--rel) 14%,rgba(34,48,74,.08))}.mobileKnowledgeGraph[data-focus=next] .mobileGraphNode[data-kind=next],.mobileKnowledgeGraph[data-focus=pre] .mobileGraphNode[data-kind=pre],.mobileKnowledgeGraph[data-focus=related] .mobileGraphNode[data-kind=related]{transform:translate(-50%,-50%) rotate(var(--node-tilt,0deg)) scale(1.06);background:#fff;box-shadow:0 14px 30px color-mix(in srgb,var(--rel) 18%,rgba(34,48,74,.12));z-index:4}.mobileKnowledgeGraph[data-focus=next] .mobileGraphNode[data-kind=next]:after,.mobileKnowledgeGraph[data-focus=pre] .mobileGraphNode[data-kind=pre]:after,.mobileKnowledgeGraph[data-focus=related] .mobileGraphNode[data-kind=related]:after{animation:mobile-node-focus-ring 2.5s ease-out infinite}.mobileKnowledgeGraph[data-focus=pre] .mobileGraphCurrent{box-shadow:0 16px 34px rgba(34,48,74,.24),0 0 0 4px rgba(47,125,74,.09)}.mobileKnowledgeGraph[data-focus=related] .mobileGraphCurrent{box-shadow:0 16px 34px rgba(34,48,74,.24),0 0 0 4px rgba(176,113,44,.11)}.mobileKnowledgeGraph[data-focus=next] .mobileGraphCurrent{box-shadow:0 16px 34px rgba(34,48,74,.24),0 0 0 4px rgba(31,110,140,.1)}.mobileGraphNode span{color:color-mix(in srgb,var(--rel) 78%,var(--knowledge-ink));font-size:9.5px;font-weight:950;line-height:1}.mobileGraphNode strong{display:-webkit-box;min-width:0;color:inherit;font-size:11px;font-weight:900;line-height:1.15;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}.mobileKnowledgeGraph[data-started=false]{height:520px;min-height:520px}.mobileKnowledgeGraph[data-started=false]:before{inset:22px 34px;border-color:rgba(138,130,112,.24);background:linear-gradient(116deg,transparent 0 42%,rgba(31,110,140,.09) 42.2%,transparent 42.8% 100%),linear-gradient(26deg,transparent 0 56%,rgba(176,113,44,.08) 56.2%,transparent 56.8% 100%)}.mobileExplorerNode{position:relative;display:grid;width:100%;min-height:100%;grid-gap:3px;gap:3px;align-content:center;padding:8px 12px 8px 16px;transform:rotate(var(--node-tilt,0deg));border:1px solid color-mix(in srgb,var(--rel) 34%,#d8d2c4);border-left:5px solid var(--lc);border-radius:8px;background:rgba(255,255,255,.95);color:var(--knowledge-ink);cursor:pointer;font-family:var(--body);text-align:left;box-shadow:0 10px 24px rgba(34,48,74,.09);animation:mobile-node-arrive .3s cubic-bezier(.2,.72,.26,1.04) both;animation-delay:calc(30ms + var(--node-index) * 38ms);transition:transform .18s ease,opacity .22s ease,box-shadow .22s ease,background .22s ease}.mobileExplorerNode:before{position:absolute;left:-11px;top:50%;width:12px;height:12px;transform:translateY(-50%);border:2px solid #fff;border-radius:999px;background:var(--rel);box-shadow:0 2px 10px color-mix(in srgb,var(--rel) 36%,transparent);content:""}.mobileExplorerNode:after{position:absolute;inset:-6px;border:1px solid var(--rel);border-radius:inherit;opacity:0;content:"";pointer-events:none}.mobileExplorerNode[data-status=current]{min-height:78px;padding:10px 14px 10px 18px;border-color:color-mix(in srgb,var(--lc) 48%,var(--knowledge-ink));border-left-color:color-mix(in srgb,var(--lc) 72%,#fff);background:var(--knowledge-ink);color:#fff;box-shadow:0 18px 38px rgba(34,48,74,.24);z-index:5}.mobileExplorerNode[data-status=current]:before{width:14px;height:14px;background:color-mix(in srgb,var(--lc) 72%,#fff);box-shadow:0 0 0 6px color-mix(in srgb,var(--lc) 18%,transparent),0 2px 12px rgba(34,48,74,.22)}.mobileExplorerNode[data-status=current]:after{animation:mobile-node-focus-ring 1.8s ease-out 1}.mobileExplorerNode[data-status=trail]{opacity:.72;background:rgba(255,255,255,.78);box-shadow:0 7px 18px rgba(34,48,74,.05);filter:saturate(.78)}.mobileExplorerNode[data-status=muted]{opacity:.24;border-color:rgba(178,184,188,.54) rgba(178,184,188,.54) rgba(178,184,188,.54) #b8c0c5;background:rgba(255,255,255,.62);box-shadow:0 4px 12px rgba(34,48,74,.035);filter:grayscale(.65) saturate(.42)}.mobileExplorerNode[data-status=muted]:before{background:#b8c0c5;box-shadow:none}.mobileExplorerNode[data-status=muted] span{color:rgba(86,96,108,.62)}.mobileExplorerNode[data-status=muted] strong{color:rgba(53,65,82,.62)}.mobileExplorerNode[data-status=frontier]{background:linear-gradient(180deg,rgba(255,255,255,.98),color-mix(in srgb,var(--rel) 8%,#fff)),#fff;box-shadow:0 12px 28px color-mix(in srgb,var(--rel) 14%,rgba(34,48,74,.1));z-index:4}.mobileExplorerNode[data-status=frontier]:after{animation:none}.mobileExplorerNode:active{transform:rotate(var(--node-tilt,0deg)) scale(.97)}.mobileExplorerNode span{color:color-mix(in srgb,var(--rel) 78%,var(--knowledge-ink));font-size:11px;font-weight:950;line-height:1}.mobileExplorerNode[data-status=current] span{color:rgba(255,255,255,.76)}.mobileExplorerNode strong{display:-webkit-box;min-width:0;color:inherit;font-size:17px;font-weight:900;line-height:1.12;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:1}.mobileExplorerNode[data-status=current] strong{color:#fff;font-size:18px;font-weight:950;line-height:1.12}.mobileExplorerNode small{display:none;min-width:0;color:rgba(80,92,113,.74);font-size:11px;font-weight:850;line-height:1.2;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:1}.mobileExplorerNode[data-status=current] small{display:-webkit-box;color:rgba(255,255,255,.68)}.mobileGraphReadout{position:absolute;right:12px;bottom:12px;left:12px;z-index:8;display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:9px 10px;gap:9px 10px;align-items:center;padding:12px;border:1px solid color-mix(in srgb,var(--lc) 22%,#e0d9c8);border-left:5px solid color-mix(in srgb,var(--lc) 72%,#fff);border-radius:10px;background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(255,253,247,.94)),#fffdf7;box-shadow:0 18px 42px rgba(34,48,74,.16);color:var(--knowledge-ink);pointer-events:auto}.mobileGraphReadout>div:first-child{min-width:0}.mobileGraphReadout span{color:color-mix(in srgb,var(--lc) 70%,var(--knowledge-ink));font-size:11px;font-weight:950;line-height:1.1}.mobileGraphReadout strong{display:block;margin:4px 0 5px;color:var(--knowledge-ink);font-family:var(--disp);font-size:20px;font-weight:900;line-height:1.08;overflow-wrap:anywhere}.mobileGraphReadout small{display:-webkit-box;color:var(--ink-soft);font-size:12px;font-weight:800;line-height:1.22;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}.mobileGraphReadoutMeta{display:flex;grid-column:1/2;flex-wrap:wrap;gap:6px}.mobileGraphReadoutMeta span{display:inline-flex;min-height:24px;align-items:center;padding:0 9px;border:1px solid color-mix(in srgb,var(--rel) 22%,#e0d9c8);border-radius:999px;background:color-mix(in srgb,var(--rel) 8%,#fff);color:color-mix(in srgb,var(--rel) 76%,var(--knowledge-ink));font-size:11px;font-weight:900}.mobileGraphReadout button{grid-column:2;grid-row:1/3;min-width:64px;min-height:38px;border:0;border-radius:999px;background:var(--knowledge-ink);color:#fff;cursor:pointer;font-size:12px;font-weight:950}.mobileGraphLines path[data-status=trail]{stroke-width:1.45;stroke-dasharray:1 0;opacity:.54}.mobileGraphLines path[data-status=frontier]{stroke-width:1.7;opacity:.82}.mobileConceptPanel{display:grid;grid-gap:10px;gap:10px;margin-bottom:10px;padding:12px}.mobileConceptHeader{display:grid;grid-template-columns:64px minmax(0,1fr);grid-gap:10px;gap:10px;align-items:center}.mobileConceptHeader figure{width:64px;height:64px;margin:0;overflow:hidden;border:1px solid color-mix(in srgb,var(--lc) 25%,#d8d2c4);border-radius:8px;background:color-mix(in srgb,var(--lc) 9%,#fff)}.mobileConceptHeader img{display:block;width:100%;height:100%;object-fit:cover}.mobileConceptHeader h2{margin:4px 0 5px;color:var(--knowledge-ink);font-family:var(--disp);font-size:20px;line-height:1.08}.mobileConceptHeader p{display:-webkit-box;margin:0;color:var(--ink-soft);font-size:12px;line-height:1.42;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}.mobileRelationCounts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid #ece5d8;border-radius:8px;overflow:hidden;background:#fff}.mobileRelationCounts button{display:grid;min-width:0;grid-gap:2px;gap:2px;padding:9px 4px;border:0;border-right:1px solid #ece5d8;background:color-mix(in srgb,var(--rel) 5%,#fff);color:var(--knowledge-ink);cursor:pointer;text-align:center;transition:background .18s ease,box-shadow .18s ease,transform .18s ease}.mobileRelationCounts button:last-child{border-right:0}.mobileRelationCounts button[aria-pressed=true]{background:color-mix(in srgb,var(--rel) 13%,#fff);box-shadow:inset 0 -3px 0 var(--rel)}.mobileRelationCounts button:active{transform:translateY(1px)}.mobileRelationCounts strong{color:color-mix(in srgb,var(--rel) 78%,var(--knowledge-ink));font-size:18px;font-weight:950;line-height:1}.mobileRelationCounts span{color:var(--ink-soft);font-size:10.5px;font-weight:850;line-height:1.1}.mobileContentGrid{display:grid;grid-template-columns:1fr 1fr;grid-gap:7px;gap:7px}.mobileContentGrid a,.mobileContentGrid button{display:grid;grid-template-columns:28px minmax(0,1fr);grid-template-rows:auto auto;min-width:0;min-height:52px;align-items:center;grid-gap:1px 9px;gap:1px 9px;padding:8px;border:1px solid #ece5d8;border-radius:8px;background:#fff;color:var(--knowledge-ink);cursor:pointer;text-align:left;text-decoration:none}.mobileContentGrid a>span,.mobileContentGrid button>span{display:grid;grid-row:1/3;width:26px;height:26px;place-items:center;border-radius:8px;background:color-mix(in srgb,var(--lc,var(--knowledge-ink)) 10%,#fff);color:color-mix(in srgb,var(--lc,var(--knowledge-ink)) 74%,var(--knowledge-ink));font-size:12px;font-weight:950;box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--lc,var(--knowledge-ink)) 20%,#d8d2c4)}.mobileContentGrid [data-entry=relations]>span{background:color-mix(in srgb,var(--mobile-rel-related) 11%,#fff);color:var(--mobile-rel-related)}.mobileContentGrid strong{color:inherit;font-size:12px;font-weight:950;line-height:1.1}.mobileContentGrid small{color:var(--ink-soft);font-size:10.5px;font-weight:750;line-height:1.2}.mobileConceptActions{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-gap:8px;gap:8px}.mobileConceptActions a,.mobileConceptActions button,.mobileSheetActions a{display:inline-flex;min-width:0;min-height:42px;align-items:center;justify-content:center;padding:0 10px;border-radius:8px;cursor:pointer;font-size:12.5px;font-weight:950;text-align:center;text-decoration:none}.mobileConceptActions a,.mobileSheetActions a{border:0;background:var(--knowledge-ink);color:#fff}.mobileConceptActions button{border:1px solid color-mix(in srgb,var(--lc) 34%,#d8d2c4);background:#fff;color:var(--knowledge-ink)}.mobileSearchRow{margin-bottom:9px}.mobileSearchRow input{width:100%;min-height:44px;padding:0 13px;border:1px solid var(--mobile-border);border-radius:8px;background:#fff;color:var(--knowledge-ink);font:700 14px var(--body);box-shadow:0 8px 18px rgba(34,48,74,.04)}.mobileLaneFilters button{border-color:color-mix(in srgb,var(--lc,var(--knowledge-ink)) 34%,#d8d2c4);color:color-mix(in srgb,var(--lc,var(--knowledge-ink)) 78%,var(--knowledge-ink))}.mobileLaneFilters button.active{background:var(--lc,var(--knowledge-ink))}.mobileFocusList h2{color:var(--knowledge-ink);font-family:var(--disp)}.mobileFocusList>header span{background:#fff;color:var(--knowledge-ink)}.mobileFocusNode{border-color:var(--mobile-border);border-left-color:var(--lc);background:rgba(255,255,255,.9);color:var(--knowledge-ink)}.mobileFocusNode[data-active=true]{background:color-mix(in srgb,var(--lc) 8%,#fff);box-shadow:0 10px 24px rgba(34,48,74,.08)}.mobileFocusNode small{color:var(--ink-soft)}.mobileNodeSheet{position:fixed;inset:0;z-index:1080;display:flex;align-items:flex-end;overflow:hidden;padding:18px 10px calc(12px + env(safe-area-inset-bottom));background:rgba(34,48,74,.38)}.mobileNodeSheet article{width:100%;min-height:0;max-height:min(84dvh,700px);overflow-y:auto;padding:8px 14px 14px;border:1px solid var(--mobile-border);border-top:4px solid var(--lc);border-radius:8px 8px 0 0;background:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px),var(--paper);background-size:24px 24px,24px 24px,auto;box-shadow:0 -18px 60px rgba(34,48,74,.24)}.mobileSheetHandle{width:42px;height:4px;margin:0 auto 12px;border-radius:999px;background:#c8bfad}.mobileSheetHeader{display:grid;grid-template-columns:58px minmax(0,1fr) 36px;grid-gap:10px;gap:10px;align-items:start;margin-bottom:12px}.mobileSheetIcon{width:58px;height:58px;margin:0;overflow:hidden;border:1px solid color-mix(in srgb,var(--lc) 25%,#d8d2c4);border-radius:8px;background:color-mix(in srgb,var(--lc) 9%,#fff)}.mobileSheetIcon img{display:block;width:100%;height:100%;object-fit:cover}.mobileSheetHeader h2{margin:4px 0 3px;color:var(--knowledge-ink);font-family:var(--disp);font-size:24px;line-height:1.08}.mobileSheetHeader p{margin:0;color:var(--ink-soft);font-size:12px;font-weight:750;line-height:1.28}.mobileSheetHeader button{width:36px;height:36px;border:1px solid var(--mobile-border);border-radius:50%;background:#fff;color:var(--ink-soft);cursor:pointer;font-size:15px;font-weight:900}.mobileSheetRelations,.mobileSheetSection{margin-top:14px}.mobileSheetRelations>h3,.mobileSheetSection h3{margin:0 0 8px;color:#8a8270;font-size:11px;font-weight:950;letter-spacing:.9px;text-transform:uppercase}.mobileSheetSection ul{display:grid;grid-gap:7px;gap:7px;margin:0;padding-left:18px}.mobileSheetSection li{color:var(--knowledge-ink);font-size:13px;line-height:1.45}.mobileWordChips{display:flex;flex-wrap:wrap;gap:7px}.mobileWordChips span{padding:7px 9px;border:1px solid color-mix(in srgb,var(--lc) 34%,#d8d2c4);border-radius:999px;background:#fff;color:var(--knowledge-ink);font-size:12px;font-weight:800;line-height:1.15}.mobileSheetRelations{display:grid;grid-gap:8px;gap:8px}.mobileRelationBlock{display:grid;grid-gap:7px;gap:7px;padding:10px;border:1px solid color-mix(in srgb,var(--rel) 25%,#d8d2c4);border-radius:8px;background:color-mix(in srgb,var(--rel) 6%,#fff)}.mobileRelationBlock h4{margin:0;color:color-mix(in srgb,var(--rel) 76%,var(--knowledge-ink));font-size:11px;font-weight:950}.mobileRelationBlock div{display:flex;flex-wrap:wrap;gap:7px}.mobileRelationBlock button,.mobileRelationBlock div>span{padding:7px 9px;border:1px solid color-mix(in srgb,var(--rel) 34%,#d8d2c4);border-radius:999px;background:#fff;color:var(--knowledge-ink);font-size:12px;font-weight:800;line-height:1.15}.mobileRelationBlock button{cursor:pointer}.mobileSheetActions{display:grid;grid-template-columns:1fr;grid-gap:8px;gap:8px;margin-top:14px}.mobileSheetActions a{width:100%}.mobileCanvasOverlay{position:fixed;inset:0;z-index:1120;overflow-y:auto;padding:0;background:var(--paper)}.mobileCanvasClose{position:fixed;top:calc(10px + env(safe-area-inset-top));left:12px;z-index:1135;box-shadow:0 10px 26px rgba(34,48,74,.18)}.mobileCanvasOverlay .mapWorkspace{min-height:100dvh;padding-top:calc(54px + env(safe-area-inset-top))}@keyframes mobile-edge-arrive{0%{stroke-dashoffset:28}to{stroke-dashoffset:0}}@keyframes mobile-edge-flow{0%{stroke-dashoffset:0}to{stroke-dashoffset:-72}}@keyframes mobile-current-pulse{0%{opacity:0;transform:scale(.92)}22%{opacity:.26}74%,to{opacity:0;transform:scale(1.13)}}@keyframes mobile-node-arrive{0%{translate:0 9px}to{translate:0 0}}@keyframes mobile-node-breathe{0%,to{translate:0 0}50%{translate:var(--node-drift-x,0) var(--node-drift-y,-3px)}}@keyframes mobile-node-focus-ring{0%{opacity:.24;transform:scale(.96)}72%,to{opacity:0;transform:scale(1.1)}}@media (prefers-reduced-motion:reduce){.mobileExplorerNode,.mobileExplorerNode:after,.mobileFlowEdge .react-flow__edge-path,.mobileGraphCurrent:after,.mobileGraphCurrent:before,.mobileGraphLines path,.mobileGraphNode{animation:none}.mobileExplorerNode,.mobileGraphCurrent,.mobileGraphNode,.mobileRelationCounts button,.mobileRelationLegend button{transition:none}}@media (max-width:374px){.mobileKnowledgeGraph{height:500px;min-height:500px}.mobileGraphNode{width:98px;min-height:48px;padding-right:7px;padding-left:8px}.mobileExplorerNode{width:100%;padding-right:7px;padding-left:10px}.mobileExplorerNode[data-status=current]{width:100%;padding-right:10px}.mobileGraphReadout{right:9px;bottom:9px;left:9px;grid-template-columns:minmax(0,1fr);padding:10px}.mobileGraphReadout button{grid-column:1;grid-row:auto;justify-self:start;min-height:34px}.mobileGraphReadout strong{font-size:18px}.mobileGraphCurrent{width:min(160px,calc(100% - 76px));padding-right:10px;padding-left:10px}.mobileContentGrid a,.mobileContentGrid button{grid-template-columns:24px minmax(0,1fr);min-height:54px;padding:8px 7px}}.kovaStoriesPreviewShell{--story-ink:#15231d;--story-muted:#66746d;--story-green:#12824a;--story-green-dark:#0d6139;--story-mint:#e9f7ef;--story-line:rgba(24,75,51,0.16);--story-paper:#fffdf8;--story-blue:#246b93;--story-coral:#d95f49;background:linear-gradient(180deg,rgba(241,249,245,.92),rgba(255,255,255,.96) 310px),#ffffff;color:var(--story-ink)}.kovaStoriesPreview,.kovaStoriesReader{width:min(1180px,calc(100% - 36px));margin:0 auto}.kovaStoriesPreview{padding:42px 0 72px}.kovaStoriesReader{padding:28px 0 178px}.kovaStoriesPreviewTop,.kovaStoriesReaderHeader{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:26px;gap:26px;align-items:end;border-bottom:1px solid var(--story-line);padding-bottom:24px}.kovaStoriesPreviewTop h1,.kovaStoriesReaderHeader h1{max-width:760px;margin:0;color:var(--story-ink);font-size:clamp(2rem,4vw,4.6rem);line-height:.98;letter-spacing:0}.kovaStoriesPreviewTop p,.kovaStoriesReaderHeader p{max-width:720px;margin:12px 0 0;color:var(--story-muted);font-size:1.02rem;line-height:1.7}.kovaStoriesEyebrow{margin:0 0 10px;color:var(--story-green-dark);font-size:.76rem;font-weight:900;letter-spacing:0;text-transform:uppercase}.kovaStoriesPreviewStats{display:grid;grid-template-columns:repeat(3,minmax(118px,1fr));grid-gap:10px;gap:10px;min-width:min(420px,100%)}.kovaStoriesPreviewStats span{display:grid;grid-gap:3px;gap:3px;min-height:72px;padding:12px;border:1px solid var(--story-line);border-radius:8px;background:rgba(255,255,255,.72);color:var(--story-muted);font-size:.82rem;align-content:center}.kovaStoriesPreviewStats strong{color:var(--story-green-dark);font-size:1.22rem}.kovaStoriesFilterBar{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0}.kovaStoriesFilterBar button,.kovaStoriesSpeedButtons button{min-height:42px;border:1px solid rgba(18,130,74,.18);border-radius:999px;background:#ffffff;color:var(--story-green-dark);cursor:pointer;font:inherit;font-weight:850;padding:0 16px}.kovaStoriesFilterBar button.is-active,.kovaStoriesSpeedButtons button.is-active{border-color:transparent;background:var(--story-green);color:#ffffff;box-shadow:0 10px 24px rgba(18,130,74,.2)}.kovaStoriesCardGrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:18px}.kovaStoriesCard{display:grid;grid-template-rows:auto minmax(176px,1fr);text-decoration:none;box-shadow:0 16px 38px rgba(31,61,47,.08)}.kovaStoriesCard img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--story-mint)}.kovaStoriesCardBody{display:grid;grid-gap:8px;gap:8px;padding:15px}.kovaStoriesCardBody strong{color:var(--story-ink);font-size:1.02rem;line-height:1.25}.kovaStoriesCardBody em,.kovaStoriesCardBody span{color:var(--story-muted);font-size:.88rem;font-style:normal;line-height:1.45}.kovaStoriesCardBody .kovaStoriesCardMeta{color:var(--story-coral);font-size:.76rem;font-weight:900;text-transform:uppercase}.kovaStoriesPreviewShell{background:linear-gradient(180deg,rgba(239,248,242,.92),rgba(255,253,247,.96) 420px),#fffdf7}.kovaStoriesPreview{width:min(1080px,calc(100% - 40px));padding:26px 0 72px}.kovaStoriesHubHero{position:relative;overflow:hidden;padding:22px 24px;border:1px solid var(--story-line);border-radius:8px;background:#ffffff;box-shadow:0 12px 28px rgba(16,82,50,.06)}.kovaStoriesBreadcrumb{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px;color:#66776d;font-size:13px;font-weight:700}.kovaStoriesBreadcrumb span:first-child{color:var(--story-green)}.kovaStoriesHeroContent{max-width:760px}.kovaStoriesHeroContent h1{margin:0;color:var(--story-green-dark);font-size:clamp(30px,3.2vw,42px);line-height:1.08;letter-spacing:0}.kovaStoriesHeroContent p{margin:12px 0 0;color:var(--story-muted);font-size:18px;line-height:1.65}.kovaStoriesHeroHighlights{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.kovaStoriesHeroHighlights span{display:inline-flex;align-items:center;min-height:32px;border:1px solid rgba(18,130,74,.16);border-radius:999px;background:#f4fbf6;color:var(--story-green-dark);font-size:13px;font-weight:850;padding:0 12px}.kovaStoriesCategoryLayout{display:grid;grid-template-columns:244px minmax(0,1fr);grid-gap:24px;gap:24px;align-items:start;padding:34px 0 58px}.kovaStoriesListColumn{min-width:0}.kovaStoriesFilterPanel{position:-webkit-sticky;position:sticky;top:94px;padding:18px;border:1px solid var(--story-line);border-radius:8px;background:#ffffff}.kovaStoriesFilterPanel h2{margin:0 0 14px;color:var(--story-ink);font-size:18px;line-height:1.25}.kovaStoriesFilterGroup{padding:14px 0;border-top:1px solid var(--story-line)}.kovaStoriesFilterGroup:first-of-type{border-top:0;padding-top:0}.kovaStoriesFilterLabel{display:block;margin-bottom:10px;color:var(--story-muted);font-size:12px;font-weight:900;text-transform:uppercase}.kovaStoriesFilterChips{display:flex;flex-wrap:wrap;align-items:flex-start;gap:8px}.kovaStoriesChip{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;min-height:30px;border:1px solid var(--story-line);border-radius:999px;background:#ffffff;color:#385346;cursor:pointer;font:inherit;font-size:13px;font-weight:800;line-height:1;padding:0 10px;white-space:nowrap}.kovaStoriesChip.is-active{border-color:var(--story-green);background:var(--story-green);color:#ffffff}.kovaStoriesMobileFilter{display:none}.kovaStoriesListSummary{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;justify-content:space-between;grid-gap:16px;gap:16px;margin-bottom:18px;color:var(--story-muted);font-size:14px;font-weight:650}.kovaStoriesListSummary strong{display:block;color:var(--story-ink);font-size:18px;line-height:1.25}.kovaStoriesListSummary p{margin:5px 0 0;color:var(--story-muted);line-height:1.45}.kovaStoriesListSummary>span{display:inline-flex;align-items:center;min-height:32px;border:1px solid rgba(18,130,74,.16);border-radius:999px;background:#ffffff;color:#577061;font-size:13px;font-weight:800;padding:0 12px}.kovaStoriesCardGrid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.kovaStoriesPreview .kovaStoriesCardGrid{padding:0}.kovaStoriesCard{display:flex;flex-direction:column;min-width:0;overflow:hidden;border:1px solid var(--story-line);border-radius:8px;background:#ffffff;color:inherit;box-shadow:0 14px 36px rgba(16,82,50,.08)}.kovaStoriesStoryCover{position:relative;display:block;overflow:hidden;aspect-ratio:4/5;background:var(--story-mint)}.kovaStoriesStoryCover img{display:block;width:100%;height:100%;aspect-ratio:4/5;object-fit:cover}.kovaStoriesCardBody{display:block;min-width:0;padding:12px 14px 14px}.kovaStoriesCardBody h3{margin:0;color:var(--story-ink);font-size:18px;line-height:1.2}.kovaStoriesCardBody h3 a{color:inherit;text-decoration:none}.kovaStoriesCardBody p{margin:8px 0 0;color:var(--story-muted);font-size:12px;font-weight:800;line-height:1.35}.kovaStoriesPagination{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:26px}.kovaStoriesPageLink{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border:1px solid var(--story-line);border-radius:999px;background:#ffffff;color:var(--story-green-dark);font-size:14px;font-weight:900}.kovaStoriesPageLink.is-active{border-color:var(--story-green);background:var(--story-green);color:#ffffff}.kovaStoriesPageLink.is-disabled{background:#f3f7f4;color:#9aad9f}.kovaStoriesCategoryBand{margin-inline:calc((100vw - min(1080px, calc(100vw - 40px))) / -2);padding:42px calc((100vw - min(1080px, calc(100vw - 40px))) / 2);border-top:1px solid var(--story-line);border-bottom:1px solid var(--story-line);background:#ffffff}.kovaStoriesCategoryBandHead{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(260px,.55fr);grid-gap:40px;gap:40px;align-items:end;margin-bottom:28px}.kovaStoriesCategoryBandHead h2{margin:0;color:var(--story-green-dark);font-size:clamp(30px,3.5vw,44px);line-height:1.04;letter-spacing:0}.kovaStoriesCategoryBandHead>p{margin:0;color:var(--story-muted);line-height:1.7}.kovaStoriesSeoLinks{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:12px;gap:12px}.kovaStoriesSeoLink{min-height:56px;border:1px solid var(--story-line);border-radius:8px;background:#fbfefc;color:var(--story-ink);cursor:pointer;font:inherit;font-weight:800;padding:16px;text-align:left}.kovaStoriesSpeedButtons button{min-height:42px;border:1px solid rgba(18,130,74,.18);border-radius:999px;background:#ffffff;color:var(--story-green-dark);cursor:pointer;font:inherit;font-weight:850;padding:0 16px}.kovaStoriesBackLink{display:inline-flex;align-items:center;min-height:38px;margin-bottom:12px;color:var(--story-green-dark);font-weight:850;text-decoration:none}.kovaStoriesWorkbookPanel a,.kovaStoriesWorkbookTop{display:inline-grid;place-items:center;min-height:46px;border-radius:999px;background:var(--story-green);color:#ffffff;font-weight:900;padding:0 18px;text-decoration:none;white-space:nowrap}.kovaStoriesReaderLayout{display:grid;grid-template-columns:minmax(0,1fr) minmax(292px,336px);grid-gap:28px;gap:28px;align-items:start;margin-top:28px}.kovaStoriesArticle{display:grid;grid-gap:22px;gap:22px;min-width:0}.kovaStoriesPictureBand,.kovaStoriesSidePanel,.kovaStoriesTextPanel{border:1px solid var(--story-line);border-radius:8px;background:rgba(255,255,255,.92);box-shadow:0 14px 36px rgba(31,61,47,.08)}.kovaStoriesPictureBand,.kovaStoriesTextPanel{padding:18px}.kovaStoriesSectionHead{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:flex-end;justify-content:space-between;margin-bottom:14px}.kovaStoriesSectionHead h2,.kovaStoriesSidePanel h2{margin:0;color:var(--story-ink);font-size:1.15rem;line-height:1.25}.kovaStoriesPictureGrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:12px;gap:12px}.kovaStoriesPictureGrid figure{min-width:0;margin:0;overflow:hidden;border-radius:8px;background:var(--story-mint)}.kovaStoriesPictureGrid img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover}.kovaStoriesTitleLine{color:var(--story-green-dark);font-size:clamp(1.85rem,4vw,3.2rem);font-weight:950;line-height:1.08}.kovaStoriesTitleTranslation{margin:8px 0 24px;color:var(--story-muted);font-size:1rem}.kovaStoriesSentenceList{display:grid;grid-gap:16px;gap:16px}.kovaStoriesSentencePair{display:grid;grid-gap:7px;gap:7px;margin:0;padding:15px 16px;border:1px solid transparent;border-radius:8px;background:#ffffff;transition:border-color .16s ease,background .16s ease,box-shadow .16s ease}.kovaStoriesSentencePair.is-active{border-color:rgba(18,130,74,.34);background:#f4fff8;box-shadow:inset 4px 0 0 var(--story-green)}.kovaStoriesSentencePair.is-complete:not(.is-active){background:#fbfcfb}.kovaStoriesSentence{color:var(--story-ink);cursor:pointer;font-size:clamp(1.08rem,2vw,1.36rem);font-weight:820;line-height:1.75}.kovaStoriesTranslation{color:var(--story-muted);font-size:.95rem;line-height:1.6}.kovaStoriesWord{display:inline;margin:0 1px;border:0;border-radius:6px;background:transparent;color:inherit;cursor:pointer;font:inherit;padding:0 2px}.kovaStoriesWord.is-active,.kovaStoriesWord:hover{background:#c9f0d8;color:#083f25}.kovaStoriesWord.is-played:not(.is-active){color:#64746c}.kovaStoriesSidebar{position:-webkit-sticky;position:sticky;top:86px;display:grid;grid-gap:14px;gap:14px}.kovaStoriesSidePanel{padding:16px}.kovaStoriesSidePanel p{margin:8px 0 0;color:var(--story-muted);font-size:.92rem;line-height:1.6}.kovaStoriesVocabList{display:grid;grid-gap:9px;gap:9px;margin-top:13px}.kovaStoriesVocabCard{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:10px;gap:10px;align-items:center;min-width:0;min-height:64px;border:1px solid rgba(36,107,147,.18);border-radius:8px;background:#ffffff;color:var(--story-ink);cursor:pointer;font:inherit;padding:10px 12px;text-align:left}.kovaStoriesVocabCard.is-active{border-color:rgba(18,130,74,.42);background:var(--story-mint)}.kovaStoriesVocabCard span{display:grid;min-width:0;color:var(--story-muted);font-size:.84rem;line-height:1.4}.kovaStoriesVocabCard strong{color:var(--story-ink);font-size:1rem}.kovaStoriesVocabCard em{color:var(--story-blue);font-size:.84rem;font-style:normal}.kovaStoriesWordPopover{position:fixed;z-index:120;display:grid;width:286px;grid-gap:7px;gap:7px;border:1px solid rgba(18,130,74,.24);border-radius:8px;background:#ffffff;box-shadow:0 22px 60px rgba(22,44,32,.2);padding:14px}.kovaStoriesWordPopover button{position:absolute;top:8px;right:8px;width:28px;height:28px;border:1px solid var(--story-line);border-radius:999px;background:#ffffff;color:var(--story-muted);cursor:pointer}.kovaStoriesWordPopover strong{padding-right:32px;color:var(--story-ink);font-size:1.35rem;line-height:1.2}.kovaStoriesWordPopover em{color:var(--story-blue);font-style:normal}.kovaStoriesWordPopover p{display:grid;grid-gap:3px;gap:3px;margin:0;color:var(--story-muted);font-size:.88rem;line-height:1.45}.kovaStoriesWordPopover b{color:var(--story-green-dark)}.kovaStoriesBottomPlayer{position:fixed;right:max(16px,calc((100vw - 1180px) / 2));bottom:max(14px,env(safe-area-inset-bottom));left:max(16px,calc((100vw - 1180px) / 2));z-index:90;display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:18px;gap:18px;align-items:center;max-width:1180px;margin:0 auto;border:1px solid rgba(143,193,166,.9);border-radius:8px;background:linear-gradient(90deg,rgba(255,255,255,.99),rgba(246,253,249,.98)),#ffffff;box-shadow:0 20px 54px rgba(17,83,50,.18);padding:12px 14px}.kovaStoriesMainControls{display:grid;grid-template-columns:78px minmax(0,1fr);grid-gap:14px;gap:14px;align-items:center}.kovaStoriesPlayButton{position:relative;display:inline-grid;place-items:center;width:74px;height:74px;border:0;border-radius:999px;background:transparent;cursor:pointer;padding:0}.kovaStoriesPlayButton img{display:block;width:74px;height:74px;object-fit:contain}.kovaStoriesPlayButton span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.kovaStoriesProgressBox{display:grid;grid-gap:8px;gap:8px;min-width:0}.kovaStoriesNowLine,.kovaStoriesTimeLine{display:flex;gap:12px;align-items:center;justify-content:space-between;min-width:0}.kovaStoriesNowLine span{flex:0 0 auto;border-radius:999px;background:var(--story-mint);color:var(--story-green-dark);font-size:.78rem;font-weight:900;padding:4px 10px}.kovaStoriesNowLine strong{min-width:0;overflow:hidden;color:var(--story-ink);font-size:1rem;font-weight:900;text-overflow:ellipsis;white-space:nowrap}.kovaStoriesTimeLine{color:var(--story-muted);font-size:.84rem;font-weight:850}.kovaStoriesProgressBox input{width:100%;accent-color:var(--story-green)}.kovaStoriesSpeedButtons{display:flex;gap:8px}.kovaStoriesSpeedButtons button{width:64px;padding:0}@media (max-width:980px){.kovaStoriesBottomPlayer,.kovaStoriesPreviewTop,.kovaStoriesReaderHeader,.kovaStoriesReaderLayout{grid-template-columns:1fr}.kovaStoriesPreviewStats{grid-template-columns:repeat(3,minmax(0,1fr));min-width:0}.kovaStoriesCardGrid,.kovaStoriesSidebar{grid-template-columns:repeat(2,minmax(0,1fr))}.kovaStoriesSidebar{position:static}.kovaStoriesBottomPlayer{gap:10px}.kovaStoriesSpeedButtons{justify-content:flex-end}}@media (max-width:640px){.kovaStoriesPreview,.kovaStoriesReader{width:min(100% - 22px,1180px)}.kovaStoriesPreview{padding-top:28px}.kovaStoriesReader{padding-bottom:206px}.kovaStoriesPreviewTop h1,.kovaStoriesReaderHeader h1{font-size:2.35rem}.kovaStoriesCardGrid,.kovaStoriesPictureGrid,.kovaStoriesPreviewStats,.kovaStoriesSidebar{grid-template-columns:1fr}.kovaStoriesFilterBar{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px}.kovaStoriesFilterBar button{flex:0 0 auto}.kovaStoriesPictureBand,.kovaStoriesSentencePair,.kovaStoriesTextPanel{padding:13px}.kovaStoriesBottomPlayer{right:10px;left:10px;padding:10px}.kovaStoriesMainControls{grid-template-columns:64px minmax(0,1fr);gap:10px}.kovaStoriesPlayButton,.kovaStoriesPlayButton img{width:62px;height:62px}.kovaStoriesNowLine{align-items:flex-start;flex-direction:column;gap:4px}.kovaStoriesNowLine strong{max-width:100%}.kovaStoriesSpeedButtons button{width:58px;min-height:38px}}.kovaStoriesReader.sync-shell{--line:var(--story-line);--ink:var(--story-ink);--muted:var(--story-muted);--green:var(--story-green);--green-deep:var(--story-green-dark);--green-soft:var(--story-mint);--yellow:#f6c65b;--coral:var(--story-coral);width:100%;min-height:calc(100vh - 70px);margin:0;padding:0 0 172px;background:linear-gradient(180deg,rgba(237,248,242,.94),rgba(255,253,247,.98) 460px),#fffdf7}.kovaStoriesReaderContainer{width:min(1080px,calc(100% - 36px));margin:0 auto}.sync-hero{padding:34px 0 56px}.sync-breadcrumb{margin-bottom:14px}.sync-breadcrumb a{color:var(--story-green-dark);text-decoration:none}.sync-reader-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;grid-gap:24px;gap:24px;align-items:start}.sync-side-card,.sync-stage{border:1px solid var(--line);border-radius:8px;background:#ffffff;box-shadow:0 18px 48px rgba(16,82,50,.1)}.sync-stage{min-width:0;overflow:hidden}.sync-cover-panel{display:grid;grid-template-columns:minmax(260px,.82fr) minmax(0,1.18fr);min-height:380px;padding:0;scroll-margin:112px 0 180px;align-items:center;background:#f6fbf8}.sync-cover-panel>img{display:block;width:100%;height:auto;aspect-ratio:2/3;object-fit:cover}.sync-cover-copy{display:grid;align-content:center;min-width:0;padding:30px 34px}.sync-title{margin:0 0 14px;color:var(--green-deep);font-size:clamp(38px,5vw,62px);line-height:1.02;letter-spacing:0}.sync-title-translation{margin:-2px 0 18px;color:#4f6b5e;font-size:18px;font-weight:800;line-height:1.45}.sync-lead{margin:0;color:var(--story-muted);font-size:16px;font-weight:750;line-height:1.6}.sync-story-card{padding:30px;border-top:1px solid var(--line);background:#fffdf7}.sync-side-card h2,.sync-story-card h2{margin:0 0 16px;color:var(--green-deep);font-size:24px;line-height:1.15}.sync-side-card h2{margin-bottom:12px;font-size:20px}.sync-picture-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:12px;gap:12px}.sync-picture-list img{display:block;width:100%;height:auto;aspect-ratio:3/2;border:1px solid var(--line);border-radius:8px;object-fit:cover;background:var(--green-soft)}.sync-story-meta{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:18px}.sync-story-meta span{display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border:1px solid #cddfd4;border-radius:999px;background:#ffffff;color:#456253;font-size:12px;font-weight:900}.sync-sentence-list{padding-right:4px;scroll-padding:16px}.sync-story-sentence-list{display:grid;grid-gap:16px;gap:16px}.sync-story-sentence-pair{display:grid;grid-gap:5px;gap:5px;margin:0;scroll-margin:112px 0 180px}.sync-sentence{display:inline;width:-moz-fit-content;width:fit-content;max-width:100%;margin:0;padding:2px 4px 4px;border:0;border-radius:7px;background:transparent;color:#123426;cursor:pointer;font:inherit;font-size:clamp(22px,2.35vw,30px);font-weight:850;line-height:1.45;text-align:left;transition:background .16s ease,box-shadow .16s ease,color .16s ease}.sync-sentence.is-active{background:#e7f7ed;box-shadow:0 0 0 3px rgba(16,122,67,.1)}.sync-sentence.is-complete:not(.is-active){color:#466557}.sync-translation-fragment{display:block;max-width:680px;color:#536f61;font-size:clamp(15px,1.45vw,18px);font-weight:700;line-height:1.5}.sync-translation-fragment.is-active{border-radius:6px;background:#eef8f2;color:#315c46}.sync-word{position:relative;display:inline-flex;align-items:baseline;margin:0 1px;padding:0 4px 2px;border:0;border-radius:6px;background:transparent;color:inherit;cursor:pointer;font:inherit;line-height:1.15;transition:background .12s ease,color .12s ease,box-shadow .12s ease}.sync-sentence .sync-word{margin:0;padding:0 2px 1px}.sync-word.is-active,.sync-word:hover{transform:translateY(-1px)}.sync-word.is-played{color:#2f6e4d}.sync-word.is-active{background:var(--yellow);color:#1d3327;box-shadow:0 0 0 4px rgba(246,198,91,.24)}.sync-word.is-active:after{position:absolute;right:-3px;bottom:3px;width:3px;height:72%;border-radius:999px;background:var(--coral);content:"";animation:sync-cursor-blink .7s steps(2,start) infinite}.sync-sidebar{position:-webkit-sticky;position:sticky;top:94px;display:grid;grid-gap:10px;gap:10px}.sync-side-card{padding:18px}.sync-sidebar .sync-side-card{padding:14px}.workbook-download-card p{margin:-2px 0 9px;color:var(--muted);font-size:13px;font-weight:750;line-height:1.35}.material-download{display:grid;grid-gap:4px;gap:4px;padding:10px 12px;border:1px solid #cbded2;border-radius:8px;background:linear-gradient(135deg,#f7fbf8,#fff8e8),#ffffff;color:var(--green-deep);text-decoration:none;transition:transform .16s ease,border-color .16s ease,box-shadow .16s ease}.material-download:hover{transform:translateY(-1px);border-color:var(--green);box-shadow:0 10px 22px rgba(16,122,67,.1)}.material-download strong{font-size:15px;font-weight:950}.material-download span{color:var(--muted);font-size:12px;font-weight:800}.vocab-list{display:grid;grid-gap:10px;gap:10px}.sync-sidebar .vocab-list{gap:8px}.vocab-card{display:grid;grid-template-columns:minmax(0,1fr) 58px;grid-gap:10px;gap:10px;align-items:center;padding:10px;border:1px solid transparent;border-radius:8px;background:#f7fbf8;color:#40594b;transition:border-color .16s ease,background .16s ease,box-shadow .16s ease}.sync-sidebar .vocab-card{grid-template-columns:minmax(0,1fr) 54px;gap:8px;padding:8px 10px}.vocab-card.is-active{border-color:rgba(16,122,67,.48);background:var(--green-soft);box-shadow:0 10px 22px rgba(16,122,67,.08)}.vocab-copy{display:grid;grid-gap:2px;gap:2px;min-width:0;line-height:1.3}.vocab-copy strong{display:flex;align-items:center;gap:6px;min-width:0;color:var(--green-deep);font-size:16px}.sync-sidebar .vocab-copy strong{font-size:15px}.vocab-ipa{color:#0f7a43;font-family:Georgia,Times New Roman,serif;font-size:14px;font-style:normal;font-weight:800;line-height:1.2}.vocab-copy span{color:var(--muted);font-size:13px}.sync-sidebar .vocab-copy span{font-size:12px}.vocab-play{display:inline-flex;align-items:center;justify-content:center;min-height:34px;padding:0 10px;border:1px solid #cddfd4;border-radius:999px;background:#ffffff;color:var(--green-deep);cursor:pointer;font:inherit;font-size:12px;font-weight:900;line-height:1;transition:transform .16s ease,border-color .16s ease,background .16s ease,color .16s ease}.sync-sidebar .vocab-play{min-height:30px;padding:0 8px;font-size:11px}.vocab-play:hover{transform:translateY(-1px);border-color:var(--green)}.vocab-play.is-playing{border-color:var(--green);background:var(--green);color:#ffffff}.vocab-play:disabled{cursor:not-allowed;opacity:.5}.word-popover{position:fixed;z-index:130;display:grid;width:min(300px,calc(100vw - 20px));grid-gap:10px;gap:10px;padding:12px;border:1px solid rgba(16,122,67,.24);border-radius:8px;background:rgba(255,255,255,.98);box-shadow:0 18px 42px rgba(18,52,38,.18);color:var(--ink)}.word-popover:after{position:absolute;left:var(--word-popover-arrow-left,50%);width:12px;height:12px;border-right:1px solid rgba(16,122,67,.24);border-bottom:1px solid rgba(16,122,67,.24);background:rgba(255,255,255,.98);content:""}.word-popover[data-placement=top]:after{bottom:-7px;transform:translateX(-50%) rotate(45deg)}.word-popover[data-placement=bottom]:after{top:-7px;transform:translateX(-50%) rotate(225deg)}.word-popover-head{display:grid;grid-template-columns:minmax(0,1fr) 28px;grid-gap:8px;gap:8px;align-items:start}.word-popover-head>span{display:grid;grid-gap:3px;gap:3px;min-width:0}.word-popover-head strong{color:var(--green-deep);font-size:20px;line-height:1.05}.word-popover-head em{color:#0f7a43;font-family:Georgia,Times New Roman,serif;font-size:14px;font-style:normal;font-weight:800;line-height:1.2}.word-popover-close{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border:1px solid #dbe9e1;border-radius:999px;background:#f8fcfa;color:#315c46;cursor:pointer;font-size:15px;font-weight:900;line-height:1}.word-popover-body{display:grid;grid-gap:7px;gap:7px}.word-popover-line{display:grid;grid-gap:3px;gap:3px;margin:0}.word-popover-line strong{color:#315c46;font-size:10px;font-weight:900;letter-spacing:.06em;text-transform:uppercase}.word-popover-line span{color:#40594b;font-size:13px;font-weight:750;line-height:1.35}.word-popover-actions{display:flex;justify-content:flex-end}.word-popover-play{display:inline-flex;align-items:center;justify-content:center;min-width:72px;min-height:32px;padding:0 13px;border:1px solid var(--green);border-radius:999px;background:var(--green);color:#ffffff;cursor:pointer;font-size:12px;font-weight:900;line-height:1}.sync-control-panel{position:fixed;right:max(18px,calc((100vw - 1120px) / 2));bottom:max(14px,env(safe-area-inset-bottom));left:max(18px,calc((100vw - 1120px) / 2));z-index:80;display:grid;grid-template-columns:minmax(420px,1.28fr) minmax(330px,.72fr);align-items:center;grid-gap:16px;gap:16px;max-width:1120px;margin:0 auto;padding:12px 14px;border:1px solid rgba(158,198,176,.95);border-radius:8px;background:linear-gradient(90deg,rgba(255,255,255,.98),rgba(245,252,248,.96)),#ffffff;box-shadow:0 18px 52px rgba(16,82,50,.18);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.sync-main-controls{display:grid;grid-template-columns:76px minmax(0,1fr);grid-gap:14px;gap:14px;align-items:center}.round-control{display:inline-grid;position:relative;place-items:center;width:72px;height:72px;overflow:hidden;border:0;border-radius:999px;background:transparent var(--story-player-play) center /contain no-repeat;box-shadow:0 8px 18px rgba(16,122,67,.14);color:transparent;cursor:pointer;font-size:13px;font-weight:900}.round-control[data-state=pause]{background-image:var(--story-player-pause)}.round-control-label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.sync-time-stack{display:grid;grid-gap:8px;gap:8px;min-width:0}.sync-player-now{display:grid;grid-template-columns:auto minmax(0,1fr);grid-gap:10px;gap:10px;align-items:center;min-width:0}.sync-player-now span{display:inline-flex;align-items:center;min-height:24px;padding:0 8px;border-radius:999px;background:#e7f7ed;color:var(--green-deep);font-size:11px;font-weight:900;white-space:nowrap}.sync-player-now strong{min-width:0;overflow:hidden;color:#21382c;font-size:14px;font-weight:900;line-height:1.2;text-overflow:ellipsis;white-space:nowrap}.sync-time-row{display:grid;grid-template-columns:48px 48px;grid-gap:10px;gap:10px;justify-content:space-between;align-items:center;color:var(--muted);font-size:13px;font-weight:900}.sync-progress{width:100%;accent-color:var(--green);cursor:pointer}.sync-tools{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:flex-end;padding-left:4px}.speed-group{display:inline-flex;gap:6px;padding:4px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.72)}.speed-button{min-height:30px;padding:0 10px;border:1px solid transparent;border-radius:999px;background:#ffffff;color:var(--green-deep);cursor:pointer;font:inherit;font-size:13px;font-weight:900;transition:transform .16s ease,border-color .16s ease,background .16s ease,color .16s ease}.speed-button:hover{transform:translateY(-1px)}.speed-button.is-active{border-color:var(--green);background:var(--green);color:#ffffff}@keyframes sync-cursor-blink{0%,48%{opacity:1}49%,to{opacity:.18}}@media (max-width:920px){.sync-cover-panel,.sync-reader-grid{grid-template-columns:1fr}.sync-cover-panel{min-height:0;padding:22px 0 0}.sync-sidebar{position:static}.sync-cover-panel>img{width:min(320px,calc(100% - 48px));min-height:0;max-height:none;margin:0 auto}.sync-picture-list{grid-template-columns:1fr}.sync-story-card{padding:24px}}@media (max-width:620px){.kovaStoriesReader.sync-shell{width:100%;padding-bottom:132px}.kovaStoriesReaderContainer{width:min(100% - 28px,1080px)}.sync-hero{padding:22px 0 34px}.sync-cover-copy,.sync-side-card,.sync-story-card{padding:18px}.sync-title{font-size:34px}.sync-cover-panel{min-height:0;padding:16px 0 0}.sync-cover-panel>img{width:min(280px,calc(100% - 48px));height:auto;min-height:0;max-height:none}.sync-title-translation{margin-bottom:10px;font-size:16px}.sync-lead{font-size:14px;line-height:1.45}.sync-control-panel{right:10px;bottom:max(10px,env(safe-area-inset-bottom));left:10px;grid-template-columns:minmax(0,1fr) auto;gap:8px;padding:8px}.sync-main-controls{grid-template-columns:48px minmax(0,1fr);gap:8px}.round-control{width:48px;height:48px}.sync-time-stack{gap:5px}.sync-player-now{grid-template-columns:auto minmax(0,1fr);gap:8px}.sync-player-now span{min-height:20px;padding:0 6px;font-size:10px}.sync-player-now strong{font-size:12px}.sync-time-row{grid-template-columns:38px 38px;gap:6px;font-size:11px}.sync-tools{flex-wrap:nowrap;justify-content:flex-end;max-width:100%;overflow:hidden;padding:0}.speed-group{width:auto;gap:2px;padding:2px}.speed-button{min-height:26px;padding:0 6px;font-size:10px}.sync-sentence-list{max-height:none;overflow:visible;padding-right:0}.sync-sentence{font-size:24px;line-height:1.45}.sync-translation-fragment{font-size:15px}}@media (max-width:980px){.kovaStoriesCategoryBandHead,.kovaStoriesCategoryLayout{grid-template-columns:1fr}.kovaStoriesCategoryLayout{padding:30px 0 52px}.kovaStoriesFilterPanel{display:none}.kovaStoriesMobileFilter{display:flex;align-items:center;width:100%;max-width:100%;margin:0 0 16px;overflow-x:auto;overflow-y:hidden;gap:8px;padding:2px 0 10px;scrollbar-width:none;-webkit-overflow-scrolling:touch;-webkit-mask-image:linear-gradient(90deg,#000,#000 calc(100% - 20px),transparent);mask-image:linear-gradient(90deg,#000,#000 calc(100% - 20px),transparent)}.kovaStoriesMobileFilter::-webkit-scrollbar{display:none}.kovaStoriesMobileFilter .kovaStoriesChip{min-height:36px;padding:0 14px;border-color:#d7e7dc;background:rgba(255,255,255,.92);box-shadow:0 6px 16px rgba(16,82,50,.07)}.kovaStoriesMobileFilter .kovaStoriesChip.is-active{border-color:var(--story-green);background:var(--story-green);box-shadow:0 8px 18px rgba(16,122,67,.18)}}@media (max-width:640px){.kovaStoriesPreview{width:min(100% - 22px,1080px);padding-top:18px}.kovaStoriesHubHero{padding:18px}.kovaStoriesHeroContent h1{font-size:2rem}.kovaStoriesHeroContent p{font-size:16px}.kovaStoriesHeroHighlights{gap:7px;margin-top:14px}.kovaStoriesHeroHighlights span{min-height:30px;font-size:12px;padding:0 10px}.kovaStoriesListSummary{grid-template-columns:1fr;align-items:flex-start;gap:8px}.kovaStoriesListSummary>span{justify-self:start}.kovaStoriesCategoryLayout{padding:24px 0 42px}.kovaStoriesCardGrid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.kovaStoriesSeoLinks{grid-template-columns:1fr}.kovaStoriesCategoryBand{margin-inline:-11px;padding-right:11px;padding-left:11px}}