@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/e546cf32c9d4702c-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/d76fe899475ae4d7-s.p.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/8048a25e80cc4179-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/87bc17f7c8b98e48-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/29b98dbfba401fa9-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/e546cf32c9d4702c-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/d76fe899475ae4d7-s.p.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/8048a25e80cc4179-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/87bc17f7c8b98e48-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/29b98dbfba401fa9-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/e546cf32c9d4702c-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/d76fe899475ae4d7-s.p.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/8048a25e80cc4179-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/87bc17f7c8b98e48-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/29b98dbfba401fa9-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/e546cf32c9d4702c-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/d76fe899475ae4d7-s.p.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/8048a25e80cc4179-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/87bc17f7c8b98e48-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Unbounded_9a70c4;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/29b98dbfba401fa9-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Unbounded_Fallback_9a70c4;src:local("Arial");ascent-override:73.93%;descent-override:18.20%;line-gap-override:0.00%;size-adjust:134.59%}.__className_9a70c4{font-family:__Unbounded_9a70c4,__Unbounded_Fallback_9a70c4;font-style:normal}.__variable_9a70c4{--font-display:"__Unbounded_9a70c4","__Unbounded_Fallback_9a70c4"}@font-face{font-family:__Golos_Text_3e8b75;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/c105b29dc4e1ee2d-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Golos_Text_3e8b75;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/ffe0837c71e69159-s.p.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:__Golos_Text_3e8b75;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/b07dd69d3f271780-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Golos_Text_3e8b75;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/401f9db361b6e189-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Golos_Text_3e8b75;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/c105b29dc4e1ee2d-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Golos_Text_3e8b75;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/ffe0837c71e69159-s.p.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:__Golos_Text_3e8b75;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/b07dd69d3f271780-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Golos_Text_3e8b75;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/401f9db361b6e189-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Golos_Text_3e8b75;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/c105b29dc4e1ee2d-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Golos_Text_3e8b75;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/ffe0837c71e69159-s.p.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:__Golos_Text_3e8b75;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/b07dd69d3f271780-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Golos_Text_3e8b75;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/401f9db361b6e189-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Golos_Text_Fallback_3e8b75;src:local("Arial");ascent-override:90.27%;descent-override:20.26%;line-gap-override:0.00%;size-adjust:108.57%}.__className_3e8b75{font-family:__Golos_Text_3e8b75,__Golos_Text_Fallback_3e8b75;font-style:normal}.__variable_3e8b75{--font-body:"__Golos_Text_3e8b75","__Golos_Text_Fallback_3e8b75"}:root{--ink:#111;--paper:#fafaf7;--mist:#f0f0ea;--line:#e4e4dc;--lime:#ddf247;--lime-soft:#f2fbc9;--lime-dark:#c6dd2b;--text:#111;--text-secondary:#6f6f66;--card:#fff;--radius:24px;--radius-lg:32px}*{margin:0;padding:0;box-sizing:border-box}html{color-scheme:light}body{background:var(--paper);color:var(--text);font-family:var(--font-body),system-ui,sans-serif;line-height:1.6;min-height:100vh}.display,h1,h2,h3{font-family:var(--font-display),var(--font-body),sans-serif;line-height:1.25;font-weight:600}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer}.container{max-width:1100px;margin:0 auto;padding:0 20px}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:50;background:hsla(60,23%,97%,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.site-header .inner{max-width:1100px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:16px}.site-header .brand{font-family:var(--font-display),sans-serif;font-size:15px;font-weight:600;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:inline-flex;align-items:center;gap:9px}.login-card .plane{color:var(--ink)}.header-progress{flex:1 1;display:flex;align-items:center;gap:10px;min-width:0}.header-progress .label{font-size:12px;color:var(--text-secondary);white-space:nowrap}.bar{height:8px;border-radius:4px;background:var(--mist);border:1px solid var(--line);overflow:hidden;flex:1 1}.bar>i{display:block;height:100%;border-radius:4px;background:var(--lime);transition:width .4s ease}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:radial-gradient(ellipse 70% 55% at 75% 8%,var(--lime-soft),transparent),radial-gradient(ellipse 60% 50% at 15% 95%,var(--mist),transparent),var(--paper)}.login-card{width:100%;max-width:400px;padding:40px 32px;border-radius:var(--radius-lg);background:var(--card);border:1px solid var(--line);box-shadow:0 8px 40px hsla(0,0%,7%,.06);text-align:center}.login-card .plane{font-size:40px;margin-bottom:12px}.login-card h1{font-size:22px;margin-bottom:6px}.login-card p.sub{color:var(--text-secondary);font-size:14px;margin-bottom:28px}.login-card input{width:100%;padding:14px 16px;border-radius:14px;border:1px solid var(--line);background:var(--paper);color:var(--ink);font-size:16px;font-family:inherit;outline:none;text-align:center}.login-card input:focus{border-color:var(--lime-dark);box-shadow:0 0 0 3px var(--lime-soft)}.login-card .error{color:#d3573e;font-size:13px;margin-top:10px;min-height:18px}.btn-primary{display:inline-block;width:100%;margin-top:14px;padding:14px 22px;border:none;border-radius:999px;background:var(--lime);color:var(--ink);font-size:15px;font-weight:600;transition:background .2s,transform .1s}.btn-primary:hover{background:var(--lime-dark)}.btn-primary:active{transform:scale(.98)}.login-card .help{margin-top:24px;font-size:13px;color:var(--text-secondary)}.login-card .help a{color:var(--ink);font-weight:500;border-bottom:1px solid var(--lime-dark)}.hero{padding:48px 0 28px}.hero .kicker{display:inline-block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink);background:var(--lime);border-radius:999px;padding:4px 14px;margin-bottom:16px;font-weight:600}.hero h1{font-size:clamp(26px,5vw,42px);margin-bottom:12px}.hero .subtitle{color:var(--text-secondary);max-width:560px;margin-bottom:24px}.modules{display:flex;flex-direction:column;gap:18px;padding-bottom:80px}.module-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px}.module-card.locked{background:var(--mist)}.module-card .module-head{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}.module-card .num{font-family:var(--font-display),sans-serif;font-size:12px;font-weight:600;background:var(--lime-soft);border:1px solid var(--lime);border-radius:999px;padding:3px 12px;white-space:nowrap}.module-card.locked .num{background:transparent;border-color:var(--line);color:var(--text-secondary)}.module-card h2{font-size:19px;flex:1 1;min-width:220px}.module-card .module-meta{font-size:12px;color:var(--text-secondary);white-space:nowrap}.module-card .opens-badge{font-size:12px;color:var(--ink);background:var(--paper);border:1px dashed var(--lime-dark);border-radius:999px;padding:3px 12px;white-space:nowrap}.module-card .bar{margin-top:14px}.module-card .module-note{color:var(--text-secondary);font-size:14px;margin-top:12px}.event-row{display:flex;align-items:center;gap:8px;margin-top:12px;font-size:13.5px;color:var(--ink);background:var(--lime-soft);border-radius:12px;padding:8px 14px;width:-moz-fit-content;width:fit-content}.lesson-list{list-style:none;margin-top:14px;display:flex;flex-direction:column}.lesson-list .lesson-row,.lesson-list a{display:flex;align-items:center;gap:12px;padding:11px 10px;margin:0 -10px;border-radius:12px;color:var(--ink);font-size:15px;transition:background .15s}.lesson-list a:hover{background:var(--mist)}.lesson-list .lesson-row{color:var(--text-secondary);cursor:default}.check{width:20px;height:20px;border-radius:50%;border:1.5px solid var(--line);background:var(--card);flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;font-size:12px;color:transparent}.check.done{background:var(--lime);border-color:var(--lime-dark);color:var(--ink)}.lesson-list .type-tag{margin-left:auto;font-size:11px;color:var(--text-secondary);border:1px solid var(--line);background:var(--paper);border-radius:999px;padding:2px 9px;white-space:nowrap}.lesson-list .type-tag.soon{border-style:dashed}.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;grid-gap:28px;gap:28px;padding:28px 0 80px}.player-wrap{border-radius:var(--radius);overflow:hidden;background:#000;aspect-ratio:16/9;border:1px solid var(--line)}.player-wrap video{width:100%;height:100%}.lesson-title-row{margin-top:18px;display:flex;align-items:flex-start;gap:14px;flex-wrap:wrap}.lesson-title-row h1{font-size:clamp(19px,3vw,26px);flex:1 1;min-width:200px}.lesson-module-label{display:inline-block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink);background:var(--lime-soft);border-radius:999px;padding:3px 12px;font-weight:600;margin-bottom:8px}.lesson-nav{display:flex;gap:10px;margin-top:22px;flex-wrap:wrap}.btn-ghost{padding:11px 20px;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--ink);font-size:14px;display:inline-flex;align-items:center;gap:8px;transition:background .15s}.btn-ghost:hover{background:var(--mist)}.btn-next{background:var(--lime);border-color:var(--lime);font-weight:600}.btn-next:hover{background:var(--lime-dark);border-color:var(--lime-dark)}.mark-done{font-size:14px;display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--text-secondary);transition:all .15s}.mark-done:hover{background:var(--mist)}.mark-done.done{border-color:var(--lime-dark);background:var(--lime-soft);color:var(--ink)}.sidebar{position:-webkit-sticky;position:sticky;top:76px;align-self:start;max-height:calc(100vh - 96px);overflow-y:auto;background:var(--card);border-radius:var(--radius);border:1px solid var(--line);padding:8px}.sidebar details{border-radius:12px;overflow:hidden}.sidebar summary{list-style:none;cursor:pointer;padding:12px;font-family:var(--font-display),sans-serif;font-size:13px;font-weight:500;display:flex;align-items:center;gap:8px}.sidebar summary::-webkit-details-marker{display:none}.sidebar summary .arrow{margin-left:auto;transition:transform .2s;color:var(--text-secondary);font-size:11px}.sidebar details[open] summary .arrow{transform:rotate(90deg)}.sidebar .lesson-list{margin:0 0 8px}.sidebar .lesson-list .lesson-row,.sidebar .lesson-list a{font-size:13.5px;padding:9px 12px;margin:0}.sidebar .lesson-list a.active{background:var(--lime-soft)}.sidebar .check{width:16px;height:16px;font-size:10px}.text-lesson{background:var(--card);border-radius:var(--radius);border:1px solid var(--line);padding:clamp(20px,4vw,40px);max-width:780px}.text-lesson.under-video{margin-top:24px}.text-lesson h1{font-size:clamp(22px,4vw,30px);margin-bottom:20px}.text-lesson h2{font-size:20px;margin:32px 0 12px}.text-lesson h3{font-size:16px;margin:24px 0 10px}.text-lesson p{margin-bottom:14px}.text-lesson ol,.text-lesson ul{margin:0 0 14px 22px}.text-lesson li{margin-bottom:8px}.text-lesson a{border-bottom:1px solid var(--lime-dark);transition:background .15s}.text-lesson a:hover{background:var(--lime-soft)}.text-lesson img[title=wide]{max-width:100%}.text-lesson img{max-width:min(100%,260px);height:auto;border-radius:12px;border:1px solid var(--line);margin:6px 10px 6px 0;vertical-align:top}.text-lesson hr{border:none;border-top:1px solid var(--line);margin:28px 0}.text-lesson table{width:100%;border-collapse:collapse;font-size:14px;margin-bottom:16px;display:block;overflow-x:auto}.text-lesson td,.text-lesson th{padding:10px 12px;border:1px solid var(--line);text-align:left;vertical-align:top}.text-lesson th{background:var(--mist);font-weight:600}.lesson-files{margin-top:26px}.lesson-files h3{font-size:15px;margin-bottom:12px}.file-card{display:flex;align-items:center;gap:12px;padding:13px 16px;border:1px solid var(--line);border-radius:14px;background:var(--card);margin-bottom:8px;font-size:14.5px;transition:background .15s,border-color .15s}.file-card:hover{background:var(--lime-soft);border-color:var(--lime)}.file-card .file-name{flex:1 1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}.file-card .file-meta{font-size:12px;color:var(--text-secondary);white-space:nowrap}.tg-hint{background:var(--lime-soft);border:1px solid var(--lime);border-radius:14px;padding:12px 16px;font-size:13.5px;color:var(--ink);margin:18px 0 0;display:flex;gap:10px;align-items:flex-start;max-width:640px}:root{--plyr-color-main:#c6dd2b;--plyr-video-background:#000}@media (max-width:900px){.lesson-layout{grid-template-columns:1fr;padding-top:16px}.sidebar{position:static;max-height:none;order:2}.hero{padding-top:28px}.site-header .header-progress .label{display:none}}