:root{--ink-950:#1c1734;--ink-900:#221c3d;--ink-850:#251f40;--ink-800:#272144;--ink-750:#2e2850;--ink-700:#37315e;--violet-50:#e7f7f4;--violet-200:#a8e6dc;--violet-300:#7ce4d2;--violet-400:#4fcdb8;--violet-500:#3cc4b2;--violet-600:#2f9d8e;--violet-700:#28897b;--violet-800:#1f6e63;--pink-300:#7ce4d2;--pink-400:#4fcdb8;--pink-500:#35b3a2;--pink-600:#2a9d8d;--paper-0:#fff;--paper-soft:hsla(0,0%,100%,.85);--paper-muted:hsla(0,0%,100%,.55);--paper-faint:hsla(0,0%,100%,.32);--line:hsla(0,0%,100%,.2);--line-soft:hsla(0,0%,100%,.12);--line-strong:hsla(0,0%,100%,.3);--green-400:#35b3a2;--amber-400:#f6a623;--danger-400:#ea4f4f;--blue-400:#4a76d0;--lav-bg:#f4f3f8;--lav-surface:#fff;--lav-inset:#f1eff7;--lav-hover:#f8f7fc;--lav-border:#e4e1ee;--lav-text:#272144;--lav-soft:#55506e;--lav-muted:#8b87a3;--lav-faint:#b6b3c9;--teal:#3cc4b2;--teal-grad:linear-gradient(100deg,#4fcdb8,#2f9d8e);--teal-grad-hover:linear-gradient(100deg,#45bfa9,#28897b);--teal-text:#2a9d8d;--teal-on-dark:#7ce4d2;--teal-tint:rgba(53,179,162,.12);--music:#f7a01e;--music-base:196,112,6;--music-dark:120,66,2;--music-text:#b46f0a;--cooking:#9046c8;--cooking-base:112,42,163;--cooking-dark:74,22,112;--cooking-text:#7a3bab;--photo:#43a565;--photo-base:42,124,72;--photo-dark:24,88,48;--photo-text:#2d7a45;--film:#e04848;--film-base:187,41,41;--film-dark:132,22,22;--film-text:#c03a3a;--dance:#4a76d0;--dance-base:32,84,150;--dance-dark:18,52,96;--dance-text:#3a62b4;--comedy:#27a596;--comedy-base:14,116,105;--comedy-dark:8,72,66;--comedy-text:#1f8a7c;--font-sans:var(--font-jakarta),system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;--font-display:var(--font-jakarta),system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;--font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;--radius-sm:9px;--radius-md:18px;--radius-lg:22px;--radius-xl:22px;--radius-pill:999px;--shadow-xs:0 1px 2px rgba(39,33,68,.05);--shadow-card:0 2px 10px rgba(39,33,68,.05);--shadow-pop:0 14px 40px rgba(20,15,45,.12);--shadow-float:0 14px 40px rgba(20,15,45,.12);--shadow-primary:0 10px 24px rgba(53,179,162,.35);--shadow-accent:0 10px 24px rgba(53,179,162,.35);--ring-primary:0 0 0 4px rgba(60,196,178,.25);--ease:cubic-bezier(0.2,0.7,0.3,1);--ease-out-back:cubic-bezier(0.34,1.4,0.64,1);--ease-spring:cubic-bezier(0.34,1.56,0.64,1);--dur-fast:150ms;--dur:200ms;--lift:translateY(-3px);--grad-primary:var(--teal-grad);--grad-accent:var(--teal-grad);--grad-brand:var(--teal-grad);--grad-progress:linear-gradient(90deg,#4fcdb8,#2f9d8e);--grad-letter:linear-gradient(150deg,#37315e,#221c3d);--glass-bg:#fff;--glass-bg-strong:#fff;--glass-blur:none;--glass-border:1px solid #e4e1ee;--glass-shine:0 0 0 0 transparent;--glass-shadow:0 2px 10px rgba(39,33,68,.05);--bg:var(--lav-bg);--surface:var(--lav-surface);--surface-2:var(--lav-inset);--surface-inset:var(--lav-inset);--surface-hover:var(--lav-hover);--sidebar:var(--ink-900);--text:var(--lav-text);--text-soft:var(--lav-soft);--text-muted:var(--lav-muted);--text-faint:var(--lav-faint);--text-link:var(--teal-text);--border:var(--lav-border);--border-soft:#ecebf2;--border-strong:#d8d4e6;--row-divider:#f3f1f8;--primary:#2f9d8e;--primary-hover:#28897b;--on-primary:#fff;--accent:#35b3a2;--accent-hover:#2a9d8d;--on-accent:#fff;--success:#35b3a2;--success-text:#2a9d8d;--warning:#f6a623;--warning-text:#c07f10;--danger:#ea4f4f;--danger-text:#c03a3a;--info:#4a76d0;--info-text:#3a62b4;--fill-primary:rgba(53,179,162,.12);--fill-accent:rgba(53,179,162,.12);--fill-success:rgba(53,179,162,.12);--fill-warning:rgba(246,166,35,.16);--fill-danger:rgba(224,72,72,.1);--fill-info:rgba(74,118,208,.13);--fill-subtle:#f1eff7;--media-text:var(--paper-0);--media-soft:var(--paper-soft);--media-muted:var(--paper-muted);--media-border:hsla(0,0%,100%,.25);--muted:var(--text-muted);--locked:var(--text-faint);--radius:14px;--shadow:var(--shadow-card)}:root[data-theme=light]{--bg:var(--lav-bg);--surface:var(--lav-surface);--surface-2:var(--lav-inset);--surface-inset:var(--lav-inset);--surface-hover:var(--lav-hover);--sidebar:var(--ink-900);--text:var(--lav-text);--text-soft:var(--lav-soft);--text-muted:var(--lav-muted);--text-faint:var(--lav-faint);--text-link:var(--teal-text);--border:var(--lav-border);--border-soft:#ecebf2;--border-strong:#d8d4e6;--fill-primary:rgba(53,179,162,.12);--fill-accent:rgba(53,179,162,.12);--fill-success:rgba(53,179,162,.12);--fill-warning:rgba(246,166,35,.16);--fill-danger:rgba(224,72,72,.1);--fill-info:rgba(74,118,208,.13);--fill-subtle:#f1eff7;--shadow:var(--shadow-card);--glass-bg:#fff;--glass-bg-strong:#fff;--glass-border:1px solid #e4e1ee;--glass-shine:0 0 0 0 transparent;--glass-shadow:0 2px 10px rgba(39,33,68,.05)}.class-c0{--cls:var(--music);--cls-base:var(--music-base);--cls-dark:var(--music-dark);--cls-text:var(--music-text)}.class-c1{--cls:var(--cooking);--cls-base:var(--cooking-base);--cls-dark:var(--cooking-dark);--cls-text:var(--cooking-text)}.class-c2{--cls:var(--photo);--cls-base:var(--photo-base);--cls-dark:var(--photo-dark);--cls-text:var(--photo-text)}.class-c3{--cls:var(--film);--cls-base:var(--film-base);--cls-dark:var(--film-dark);--cls-text:var(--film-text)}.class-c4{--cls:var(--dance);--cls-base:var(--dance-base);--cls-dark:var(--dance-dark);--cls-text:var(--dance-text)}.class-c5{--cls:var(--comedy);--cls-base:var(--comedy-base);--cls-dark:var(--comedy-dark);--cls-text:var(--comedy-text)}:focus-visible{outline:2px solid var(--teal);outline-offset:2px}*{box-sizing:border-box}body,html{margin:0;padding:0}body,html{background:var(--bg)}body{color:var(--text);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;line-height:1.5;transition:background .3s var(--ease),color .3s var(--ease)}a{color:inherit;text-decoration:none}.nav{position:-webkit-sticky;position:sticky;top:0;z-index:10}.nav-inner{max-width:var(--hdr-maxw,none);margin:0 auto;padding:var(--hdr-pad-y,0) var(--hdr-pad-x,40px);min-height:66px;display:flex;align-items:center;justify-content:space-between;gap:32px}.nav-brand{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:15.5px;color:#fff}.nav-links{display:flex;align-items:center;gap:28px}.nav-link{padding:0 0 3px;border-radius:0;color:var(--hdr-link,hsla(0,0%,100%,.55));font-size:13.5px;font-weight:500}.nav-link.active,.nav-link:hover{color:var(--hdr-active,#fff)}.nav-link.active{font-weight:600;background:transparent}.nav-logout{margin-left:8px;padding:8px 12px;border:1px solid var(--border);background:var(--surface);border-radius:8px;font-size:14px;font-weight:500;color:var(--muted);cursor:pointer}.nav-logout:hover{background:var(--bg);color:var(--text)}.nav-profile{position:relative;flex:none;margin-left:4px}.nav-profile-btn{display:inline-flex;align-items:center;gap:9px;padding:0;border:none;background:none;cursor:pointer;font:inherit}.nav-profile-name{color:#fff;font-size:13px;font-weight:500;white-space:nowrap}.nav-avatar{width:30px;height:30px;flex:none;padding:0;border:none;border-radius:var(--radius-pill);background:var(--teal-grad);color:#fff;display:grid;place-items:center;overflow:hidden;position:relative;cursor:pointer}.nav-avatar:hover,.nav-profile-btn:hover .nav-avatar{box-shadow:0 0 0 3px rgba(60,196,178,.25)}.nav-avatar-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.nav-avatar-initials{font-size:12px;font-weight:700;letter-spacing:.02em}.nav-avatar-menu{position:absolute;top:calc(100% + 8px);right:0;min-width:220px;background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-pop,0 18px 50px rgba(0,0,0,.5));padding:6px;z-index:60}.nav-avatar-head{padding:10px 12px;border-bottom:1px solid var(--border);margin-bottom:4px}.nav-avatar-name{font-weight:600;color:var(--text)}.nav-avatar-email{font-size:12px;color:var(--muted);word-break:break-all}.nav-avatar-item{display:block;width:100%;text-align:left;padding:9px 12px;border:none;background:none;border-radius:8px;color:var(--text);font:inherit;font-size:14px;cursor:pointer;text-decoration:none}.nav-avatar-item:hover{background:var(--fill-subtle)}.nav-avatar-item--danger{color:var(--danger)}.nav-item{position:relative;display:inline-flex;align-items:center}.nav-sub{position:absolute;top:calc(100% + 6px);left:0;min-width:200px;border:1px solid var(--border);border-radius:10px;box-shadow:0 12px 32px rgba(15,23,42,.12);padding:6px;display:none;flex-direction:column;gap:2px;z-index:20}.nav-item.has-sub:focus-within .nav-sub,.nav-item.has-sub:hover .nav-sub{display:flex}.nav-sub-link{display:block;padding:7px 10px;border-radius:7px;color:var(--muted);font-size:14px;font-weight:500}.nav-sub-link:hover{background:var(--bg)}.nav-burger{display:none;flex-direction:column;justify-content:center;gap:5px;width:40px;height:40px;border:1px solid var(--border);border-radius:8px;background:var(--surface);cursor:pointer;padding:0 9px}.nav-burger span{display:block;height:2px;background:var(--text);border-radius:2px}.nav-drawer-overlay{position:fixed;inset:0;background:rgba(15,23,42,.4);z-index:40;display:flex;justify-content:flex-end}.nav-drawer{width:min(300px,84vw);height:100%;border-left:1px solid var(--border);padding:18px;overflow-y:auto;box-shadow:-8px 0 24px rgba(15,23,42,.12)}.nav-drawer-close{border:none;background:none;font-size:20px;color:var(--muted);cursor:pointer;margin:0 0 10px auto;display:block}.nav-drawer-links{display:flex;flex-direction:column;gap:2px}.nav-drawer-link{display:block;padding:10px 12px;border-radius:8px;font-size:15px;font-weight:500}.nav-drawer-link:hover{background:var(--bg)}.nav-brand--logo{display:inline-flex;align-items:center}.nav-logo{height:32px;width:auto;display:block}.nav-inner--3{display:grid;grid-template-columns:auto 1fr auto}.nav-inner--3 .nav-links{justify-content:center}.nav-ctas{display:flex;align-items:center;justify-content:flex-end;gap:10px;flex-wrap:wrap}.nav-cta{display:inline-block;font-size:14px;font-weight:600;white-space:nowrap}.nav-drawer-ctas{display:flex;flex-direction:column;gap:8px;margin-top:10px;padding-top:10px;border-top:1px solid var(--border)}.nav-drawer-cta{text-align:center;font-weight:600;font-size:15px}@media (max-width:720px){.nav-ctas,.nav-links{display:none}.nav-burger,.nav-inner--3{display:flex}}.site-footer{background:var(--ftr-bg,var(--surface));color:var(--ftr-text,var(--muted));border-top:1px solid var(--border-soft);padding:var(--ftr-pad-y,48px) 24px;margin-top:64px}.site-footer-inner{max-width:1080px;margin:0 auto;display:grid;grid-template-columns:1.2fr 1fr 1.4fr;grid-gap:40px;gap:40px}.site-footer-col{display:flex;flex-direction:column;gap:10px;min-width:0}.footer-brand{font-weight:800;font-size:20px;color:var(--ftr-heading,var(--text))}.footer-logo{height:34px;width:auto}.footer-tagline{margin:0;font-size:14px;opacity:.85}.footer-col-title{font-weight:700;font-size:14px;color:var(--ftr-heading,var(--text));margin-bottom:4px}.footer-col-links{display:flex;flex-direction:column;gap:8px}.footer-link{color:var(--ftr-link,var(--muted));font-size:14px;text-decoration:none}.footer-link:hover{text-decoration:underline;opacity:.9}.footer-subscribe{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px}.footer-subscribe input{flex:1 1;min-width:160px;padding:10px 12px;border-radius:8px;border:1px solid var(--border);font:inherit;background:var(--surface);color:var(--ftr-text,var(--text))}.footer-subscribe input::placeholder{color:var(--ftr-text,var(--text-muted));opacity:.55}.footer-subscribe button{padding:10px 18px;border-radius:8px;border:none;background:var(--teal-grad);color:#fff;font-weight:600;cursor:pointer;white-space:nowrap;transition:filter var(--dur-fast) var(--ease),transform var(--dur-fast) var(--ease)}.footer-subscribe button:hover:not(:disabled){filter:brightness(.94);transform:translateY(-1px)}.footer-subscribe button:disabled{opacity:.6;cursor:not-allowed}.footer-subscribe-done{margin:4px 0 0;font-size:14px;font-weight:600}.footer-subscribe-err{flex-basis:100%;font-size:13px;opacity:.9}.site-footer-bottom{max-width:1080px;margin:28px auto 0;padding-top:18px;border-top:1px solid hsla(240,5%,52%,.25);display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px}.site-footer-bottom-links{display:inline-flex;gap:18px;flex-wrap:wrap}@media (max-width:720px){.site-footer-inner{grid-template-columns:1fr;gap:28px}}.page-menu{display:flex;flex-direction:column;gap:4px;margin:16px auto}.page-menu-link{display:block;padding:8px 10px;border-radius:8px;color:var(--text);font-weight:500}.page-menu-link:hover{background:var(--bg);color:var(--primary)}.container{max-width:1080px;margin:0 auto;padding:32px 24px 64px}.page-title{font-size:28px;font-weight:700;margin:0 0 4px}.page-sub{color:var(--muted);margin:0 0 28px}.section-title{font-size:18px;font-weight:600;margin:32px 0 16px}.breadcrumb{color:var(--muted);font-size:14px;margin-bottom:12px}.breadcrumb a:hover{color:var(--primary)}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));grid-gap:16px;gap:16px}.card{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s;display:flex;flex-direction:column;min-height:140px}a.card:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(16,24,40,.1)}.card-title{font-size:16px;font-weight:600;margin:0 0 6px}.card-desc{color:var(--muted);font-size:14px;margin:0;flex:1 1}.card-cta{margin-top:14px;font-size:13px;font-weight:600;color:var(--primary)}.card.locked{background:var(--surface-inset);border-style:dashed;cursor:not-allowed}.card.locked .card-desc,.card.locked .card-title{color:var(--locked)}.lock-badge{position:absolute;top:16px;right:16px;display:inline-flex;align-items:center;gap:4px;font-size:12px}.lock-badge,.lock-overlay{font-weight:600;color:var(--locked)}.lock-overlay{margin-top:14px;font-size:13px}.lock-overlay a{color:var(--primary)}.card.current{border-color:var(--primary)}.plan-badge{position:absolute;top:16px;right:16px;display:inline-flex;align-items:center;font-size:11px;font-weight:700;letter-spacing:.02em;text-transform:uppercase;color:var(--teal-text);background:var(--teal-tint);padding:3px 8px;border-radius:999px}.lesson-list{list-style:none;margin:0;padding:0;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--surface)}.lesson-row{display:flex;align-items:center;gap:12px;padding:16px 20px;border-bottom:1px solid var(--border);transition:background .15s}.lesson-row:last-child{border-bottom:none}.lesson-row:hover{background:var(--bg)}.lesson-index{width:28px;height:28px;border-radius:50%;background:var(--teal-tint);color:var(--teal-text);font-size:13px;font-weight:600;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.lesson-name{font-weight:500;flex:1 1}.lesson-done{font-size:12px;font-weight:600;color:var(--success-text);background:var(--fill-success);padding:2px 10px;border-radius:999px}.player-wrap{border-radius:var(--radius);overflow:hidden;background:#000;margin:16px 0 24px;aspect-ratio:16/9}.lesson-content{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:24px;white-space:pre-wrap}.lesson-content--below{margin-top:24px}.card-thumb{width:calc(100% + 40px);height:150px;margin:-20px -20px 14px;border-radius:var(--radius) var(--radius) 0 0}.card-thumb,.course-cover{object-fit:cover;display:block}.course-cover{width:100%;height:240px;border-radius:var(--radius);margin:8px 0 16px}.lesson-thumb{width:48px;height:48px;border-radius:8px;object-fit:cover;flex-shrink:0}.lesson-thumb--empty{display:flex;align-items:center;justify-content:center;background:var(--teal-tint);color:var(--teal-text);font-size:16px}.lesson-hero{width:100%;max-height:360px;object-fit:cover;border-radius:var(--radius);margin:16px 0 24px;display:block}.downloads{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;margin-bottom:24px}.downloads-title{font-size:16px;font-weight:600;margin:0 0 12px}.downloads-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.download-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid var(--border);border-radius:8px}.download-name{font-weight:500;flex:1 1;word-break:break-all}.download-size{color:var(--muted);font-size:13px}.dash-search{margin-bottom:20px}.dash-search input{width:100%;max-width:420px;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);font-size:15px;background:var(--surface)}.back-link{display:inline-block;margin-bottom:12px;font-size:14px;font-weight:600;color:var(--primary);background:none;border:none;cursor:pointer;padding:0}.cat-tile{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s}.cat-tile:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(16,24,40,.1)}.cat-tile-img{width:100%;height:130px;object-fit:cover;display:block}.cat-tile-img--empty{display:flex;align-items:center;justify-content:center;height:130px;font-size:40px;font-weight:700;color:#fff;background:var(--grad-letter)}.cat-tile--all .cat-tile-img--empty{background:var(--grad-primary)}.cat-tile-body{padding:14px 16px}.cat-tile-title{font-size:16px;font-weight:600;margin:0 0 4px}.cat-tile-count{font-size:13px;color:var(--muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 17px;border-radius:var(--radius-sm);border:1px solid transparent;font-size:12.5px;font-weight:600;cursor:pointer;transition:background var(--dur-fast) var(--ease),filter var(--dur-fast) var(--ease),transform var(--dur-fast) var(--ease),box-shadow var(--dur-fast) var(--ease),opacity var(--dur-fast) 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rgba(234,79,79,0)}}.ik-live-title{color:#fff;font-size:16.5px;font-weight:600;margin-top:11px;line-height:1.35}.ik-live-meta{color:hsla(0,0%,100%,.55);font-size:12.5px;margin-top:5px}.ik-live-card .ik-cta--block{margin-top:16px}.ik-live-more{display:flex;flex-direction:column;gap:6px;margin-top:14px}.ik-live-more a{display:flex;justify-content:space-between;gap:10px;font-size:12px;color:hsla(0,0%,100%,.65);padding:8px 10px;border-radius:8px;background:hsla(0,0%,100%,.06)}.ik-live-more a:hover{background:hsla(0,0%,100%,.1);color:#fff}.ik-foot{display:flex;justify-content:space-between;gap:16px;margin-top:30px;color:var(--text-muted);font-size:12px;flex-wrap:wrap}.ik-foot a:hover{color:var(--text-soft)}.ik-ring{flex:none}.ik-ring 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infinite}.ik-skel--ink{background:hsla(0,0%,100%,.08)}.ik-skel--ink:after{background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.12),transparent)}@keyframes ikShimmer{to{transform:translateX(100%)}}@media (prefers-reduced-motion:reduce){.ik-skel:after{animation:none}}@keyframes ikPageIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}.ik-band-inner,.ik-main{animation:ikPageIn .2s var(--ease) both}@media (prefers-reduced-motion:reduce){.ik-band-inner,.ik-main{animation:none}}@media (max-width:900px){.ik-band{padding:0 24px 96px}.ik-main{padding:0 24px 40px}.ik-band-row{flex-direction:column;align-items:flex-start;gap:18px}.ik-band-title{font-size:24px}.ik-overview{padding:22px;gap:20px}.ik-cert-foot{padding:16px 18px}}.ik-skills{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:16px;gap:16px}@media 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video{width:100%;height:100%;border:0;display:block}.ik-live-white-title{font-size:13.5px;font-weight:600;color:var(--text)}a.ik-prog-row:hover{background:var(--surface-hover);box-shadow:0 0 0 8px var(--surface-hover);border-radius:4px}