@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-cyrillic-ext-400-normal-BQZuk6qB.woff2)format("woff2"),url(/assets/inter-cyrillic-ext-400-normal-DQukG94-.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-cyrillic-400-normal-obahsSVq.woff2)format("woff2"),url(/assets/inter-cyrillic-400-normal-HOLc17fK.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-greek-ext-400-normal-DGGRlc-M.woff2)format("woff2"),url(/assets/inter-greek-ext-400-normal-KugGGMne.woff)format("woff");unicode-range:U+1F??}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-greek-400-normal-B4URO6DV.woff2)format("woff2"),url(/assets/inter-greek-400-normal-q2sYcFCs.woff)format("woff");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-vietnamese-400-normal-DMkecbls.woff2)format("woff2"),url(/assets/inter-vietnamese-400-normal-Bbgyi5SW.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-latin-ext-400-normal-C1nco2VV.woff2)format("woff2"),url(/assets/inter-latin-ext-400-normal-77YHD8bZ.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,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:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-latin-400-normal-C38fXH4l.woff2)format("woff2"),url(/assets/inter-latin-400-normal-CyCys3Eg.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-cyrillic-ext-600-normal-Dfes3d0z.woff2)format("woff2"),url(/assets/inter-cyrillic-ext-600-normal-Bcila6Z-.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-cyrillic-600-normal-CWCymEST.woff2)format("woff2"),url(/assets/inter-cyrillic-600-normal-4D_pXhcN.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-greek-ext-600-normal-DRtmH8MT.woff2)format("woff2"),url(/assets/inter-greek-ext-600-normal-B8X0CLgF.woff)format("woff");unicode-range:U+1F??}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-greek-600-normal-plRanbMR.woff2)format("woff2"),url(/assets/inter-greek-600-normal-BZpKdvQh.woff)format("woff");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-vietnamese-600-normal-Cc8MFFhd.woff2)format("woff2"),url(/assets/inter-vietnamese-600-normal-BuLX-rYi.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-latin-ext-600-normal-D2bJ5OIk.woff2)format("woff2"),url(/assets/inter-latin-ext-600-normal-CIVaiw4L.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,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:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-latin-600-normal-LgqL8muc.woff2)format("woff2"),url(/assets/inter-latin-600-normal-CiBQ2DWP.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-cyrillic-ext-700-normal-BjwYoWNd.woff2)format("woff2"),url(/assets/inter-cyrillic-ext-700-normal-LO58E6JB.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-cyrillic-700-normal-CjBOestx.woff2)format("woff2"),url(/assets/inter-cyrillic-700-normal-DrXBdSj3.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-greek-ext-700-normal-qfdV9bQt.woff2)format("woff2"),url(/assets/inter-greek-ext-700-normal-BoQ6DsYi.woff)format("woff");unicode-range:U+1F??}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-greek-700-normal-C3JjAnD8.woff2)format("woff2"),url(/assets/inter-greek-700-normal-BUv2fZ6O.woff)format("woff");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-vietnamese-700-normal-DlLaEgI2.woff2)format("woff2"),url(/assets/inter-vietnamese-700-normal-BZaoP0fm.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-latin-ext-700-normal-Ca8adRJv.woff2)format("woff2"),url(/assets/inter-latin-ext-700-normal-TidjK2hL.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,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:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-latin-700-normal-Yt3aPRUw.woff2)format("woff2"),url(/assets/inter-latin-700-normal-BLAVimhd.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}.app-dialog-backdrop{z-index:60;background:#00000094;place-items:center;padding:16px;display:grid;position:fixed;inset:0}.app-dialog{border-radius:var(--radius-lg);background:var(--surface);width:min(440px,100%);max-height:min(86vh,720px);color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow-lg);padding:24px;overflow:auto}.app-dialog h2{font-size:1.15rem}.app-dialog p{color:var(--text-muted);margin:12px 0 24px}.app-dialog-actions{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}@media (width<=479px){.app-dialog-backdrop{align-items:end;padding:0}.app-dialog{border-radius:16px 16px 0 0;width:100%;max-height:92vh}.app-dialog-actions{grid-template-columns:1fr;display:grid}.app-dialog-actions .primary,.app-dialog-actions .danger,.app-dialog-actions .ghost{width:100%}}.app-snackbar{z-index:70;border-radius:var(--radius-md);background:var(--surface);border:1px solid var(--border);max-width:360px;color:var(--text);box-shadow:var(--shadow-lg);padding:16px 18px;position:fixed;bottom:24px;right:24px}.app-snackbar p{color:var(--text-muted);margin:6px 0 0}@media (width<=479px){.app-snackbar{max-width:none;bottom:12px;left:12px;right:12px}}.setup-spinner{border:3px solid #ffffff26;border-top-color:#00a884;border-radius:50%;width:28px;height:28px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.splash-loading-message{color:var(--text-muted)}.splash-loading-message--error{color:#e57373}.splash-page{min-height:100vh;padding:var(--space-5) var(--space-4);background:radial-gradient(circle at 14% 28%, #ff843424, transparent 42%), radial-gradient(circle at 86% 28%, #4876dc1f, transparent 42%), radial-gradient(circle at 50% 100%, #00a8841a, transparent 36%), var(--bg);justify-content:center;align-items:center;display:flex}.splash-page__content{align-items:stretch;gap:var(--space-4);flex-direction:column;width:min(560px,100vw - 32px);display:flex}.splash-page__image{border-radius:var(--radius-xl);width:100%;height:auto;box-shadow:var(--shadow-lg)}.splash-page__status{padding:var(--space-5);border-radius:var(--radius-xl);background:color-mix(in srgb, var(--surface) 82%, transparent);border:1px solid var(--border);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:var(--shadow-md);text-align:center}.splash-page__status h1{margin:0 0 var(--space-3);font-size:var(--text-xl);letter-spacing:-.02em;font-weight:600}.splash-page__progress{justify-content:center;align-items:center;gap:var(--space-3);min-height:28px;display:flex}.splash-page__progress .setup-spinner{border-width:2.5px;flex-shrink:0;width:22px;height:22px}.splash-page__progress .splash-loading-message{font-size:var(--text-sm);text-align:left;margin:0}.marketing-header{z-index:20;border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#07080ce0;justify-content:space-between;align-items:center;gap:16px;padding:12px 24px;display:flex;position:sticky;top:0}.marketing-header-brand{letter-spacing:-.03em;align-items:center;gap:10px;font-weight:700;text-decoration:none;display:flex}.marketing-header-brand img{border-radius:8px;width:32px;height:32px}.marketing-header-nav{flex-wrap:nowrap;align-items:center;gap:8px 16px;display:flex}.marketing-header-nav a{color:var(--text-muted);font-size:var(--text-sm);padding:6px 0;font-weight:500;text-decoration:none}.marketing-header-nav a:hover,.marketing-header-nav a[aria-current=page]{color:var(--text)}.marketing-header-cta{text-decoration:none}@media (width<=767px){.marketing-header{padding:10px 16px}.marketing-header-nav a:not(.marketing-header-cta){display:none}}.presentation-faq{width:min(760px,100% - 32px);margin:0 auto;padding:0 0 64px}.presentation-faq h2{margin:0 0 24px;font-size:clamp(1.5rem,3vw,2rem)}.presentation-faq-list{margin:0}.presentation-faq-item{border-bottom:1px solid var(--border);margin-bottom:8px;padding:16px 0}.presentation-faq-item dt{margin-bottom:8px;font-weight:600}.presentation-faq-item dd{color:var(--text-muted);margin:0}.presentation-features{width:min(var(--content-wide), calc(100% - 32px));margin:0 auto;padding:0 0 48px}.presentation-features h2{margin:0 0 24px;font-size:clamp(1.5rem,3vw,2rem)}.presentation-features-grid{grid-template-columns:1fr;gap:16px;display:grid}.presentation-features h3{margin:0 0 8px;font-size:1.05rem}.presentation-features p{color:var(--text-muted);margin:0}@media (width>=768px){.presentation-features-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width>=1200px){.presentation-features-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}.site-footer{color:var(--text-subtle);font-size:var(--text-sm);width:min(var(--content-wide), calc(100% - 32px));border-top:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;gap:16px 32px;margin:0 auto;padding:48px 24px 64px;display:flex}.site-footer-nav{flex-wrap:wrap;gap:12px 24px;display:flex}.site-footer-nav a{color:var(--text-muted);text-decoration:none}.site-footer-nav a:hover{color:var(--cta)}.teacher-grid-card{text-align:left;color:inherit;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);align-items:center;gap:16px;padding:16px;transition:transform .18s,border-color .18s,box-shadow .18s;display:flex;overflow:hidden}.teacher-grid-card:hover,.teacher-grid-card:focus-visible{border-color:var(--accent);box-shadow:var(--shadow-md);transform:translateY(-4px)}.teacher-grid-card img{object-fit:cover;border-radius:var(--radius-md);flex-shrink:0;width:80px;height:100px}.teacher-grid-card h2{margin:0 0 4px;font-size:1.15rem}.teacher-grid-card p,.teacher-grid-card span{color:var(--text-muted);font-size:var(--text-sm);margin:0}.teacher-grid-card span{color:var(--accent);margin-top:8px;font-weight:600;display:inline-block}.teacher-grid{width:min(var(--content-wide), calc(100% - 32px));grid-template-columns:1fr;gap:20px;margin:0 auto;padding:0 0 80px;display:grid}@media (width>=600px){.teacher-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width>=1024px){.teacher-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (width>=1440px){.teacher-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}.teacher-intro-header .eyebrow{color:var(--cta)}.presentation-page{background:radial-gradient(circle at 12% -10%, #00a88429, transparent 38%), radial-gradient(circle at 90% 8%, #8ec9ff14, transparent 32%), var(--bg)}.presentation-hero{width:min(var(--content-wide), calc(100% - 32px));margin:0 auto;padding:48px 0 40px}.teacher-intro-header{max-width:720px}.teacher-intro-header h1{letter-spacing:-.04em;margin:12px 0 16px;font-size:clamp(2.2rem,4.5vw,3.6rem)}.teacher-intro-header p:last-child{color:var(--text-muted);max-width:54ch;font-size:1.05rem}.presentation-store-downloads{width:min(var(--content-wide), calc(100% - 32px));margin:-8px auto 0;padding:0 0 40px}@media (width>=1024px){.presentation-hero{padding:72px 0 48px}}.legal-page{min-height:100vh}.legal-page-content{width:min(720px,100% - 32px);margin:0 auto;padding:48px 0 32px}.legal-page-content h1{margin:12px 0 24px;font-size:clamp(1.8rem,4vw,2.6rem)}.legal-page-content h2{margin:32px 0 12px;font-size:1.15rem}.legal-page-content p,.legal-page-content li{color:var(--text-muted);line-height:1.65}.legal-page-content p+p{margin-top:12px}.legal-page-content ul{padding-left:20px}.legal-page-content .presentation-features{width:100%;padding-top:8px}.teacher-presentation-header{justify-items:start;gap:6px;display:grid}.teacher-presentation-header h1{color:#fffffff5;letter-spacing:-.04em;font-size:clamp(1.75rem,6.8vw,2.5rem);font-weight:700;line-height:1.05}.teacher-presentation-role{color:#ffffffb8;margin:0;font-size:.9375rem;line-height:1.4}@media (width>=900px){.teacher-presentation-header h1{letter-spacing:-.045em;font-size:clamp(2.2rem,3.8vw,3.2rem);line-height:1.02}.teacher-presentation-role{font-size:1rem;line-height:1.35}}@media (width>=900px) and (height<=760px){.teacher-presentation-header h1{font-size:clamp(1.65rem,4.8vw,2.2rem)}}.teacher-presentation-quote{width:100%;margin:0}.teacher-presentation-quote blockquote{border-left:2px solid color-mix(in srgb, var(--teacher-highlight) 72%, transparent);margin:0;padding-left:14px}.teacher-presentation-quote blockquote p{color:#ffffffe6;margin:0;font-size:1.05rem;font-style:italic;line-height:1.45}.teacher-presentation-quote-rule{background:linear-gradient(90deg, var(--teacher-highlight), color-mix(in srgb, var(--teacher-highlight) 15%, transparent));border-radius:2px;width:42px;height:2px;margin-top:12px;display:block}@media (width>=900px){.teacher-presentation-quote blockquote p{-webkit-line-clamp:3;-webkit-box-orient:vertical;font-size:clamp(1rem,1.35vw,1.15rem);line-height:1.4;display:-webkit-box;overflow:hidden}}@media (width>=900px) and (height<=760px){.teacher-presentation-quote blockquote p{-webkit-line-clamp:1}.teacher-presentation-quote-rule{margin-top:8px}}.teacher-presentation-photo{z-index:1;border:1px solid color-mix(in srgb, var(--teacher-accent) 28%, transparent);height:100%;box-shadow:0 12px 24px color-mix(in srgb, var(--teacher-glow) 22%, transparent), 0 28px 64px #00000073;background:#000;border-radius:22px;position:relative;overflow:hidden}.teacher-presentation-photo img{object-fit:cover;object-position:center 16%;width:100%;height:100%;display:block}.teacher-presentation-photo:after{content:"";pointer-events:none;background:linear-gradient(#ffffff0d,#0000 22% 58%,#00000047);position:absolute;inset:0}.teacher-presentation-waveform{z-index:2;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);pointer-events:none;background:linear-gradient(#0000,#00000075 46%,#000000b8);border-radius:0 0 21px 21px;padding:20px 18px 16px;position:absolute;bottom:1px;left:1px;right:1px;overflow:hidden}.teacher-presentation-waveform-bars{align-items:center;gap:3.2px;height:46px;display:flex}.teacher-presentation-waveform-bars span{background:color-mix(in srgb, var(--teacher-accent) 30%, transparent);border-radius:999px;flex:1;min-height:4px;transition:height .32s ease-out,background .18s,box-shadow .18s}.teacher-presentation-waveform[data-playing=true] .teacher-presentation-waveform-bars span{background:color-mix(in srgb, var(--teacher-accent) 42%, transparent);transition-duration:.11s,.18s,.18s}.teacher-presentation-waveform[data-playing=true] .teacher-presentation-waveform-bars span.is-reached{background:color-mix(in srgb, var(--teacher-highlight) 95%, transparent);box-shadow:0 0 10px color-mix(in srgb, var(--teacher-glow) 55%, transparent)}.teacher-presentation-replay{z-index:3;color:#fffffffa;background:radial-gradient(circle at 38% 32%, color-mix(in srgb, var(--teacher-accent) 98%, white), color-mix(in srgb, var(--teacher-accent) 55%, transparent));width:58px;height:58px;box-shadow:0 6px 16px color-mix(in srgb, var(--teacher-glow) 30%, transparent);border:1.4px solid #ffffff3d;border-radius:50%;place-items:center;padding:0;transition:border-color .32s cubic-bezier(.33,1,.68,1),box-shadow .32s cubic-bezier(.33,1,.68,1),transform .22s;display:grid;position:absolute;bottom:52px;right:16px}.teacher-presentation-replay[data-playing=true]{box-shadow:0 6px 26px 2px color-mix(in srgb, var(--teacher-glow) 60%, transparent);border-color:#ffffff80}.teacher-presentation-replay:hover:not(:disabled){transform:translateY(-1px)scale(1.03)}.teacher-presentation-replay:focus-visible{box-shadow:var(--focus), 0 6px 16px color-mix(in srgb, var(--teacher-glow) 30%, transparent)}.teacher-presentation-replay svg{width:30px;height:30px;animation:.22s teacher-replay-pop}.teacher-presentation-replay-spinner{border:2.2px solid #ffffff59;border-top-color:#fff;border-radius:50%;width:20px;height:20px;animation:.7s linear infinite teacher-replay-spin}@keyframes teacher-replay-pop{0%{opacity:0;transform:scale(.72)}to{opacity:1;transform:scale(1)}}@keyframes teacher-replay-spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion:reduce){.teacher-presentation-replay svg,.teacher-presentation-replay-spinner{animation:none}}.teacher-presentation-specialties{flex-wrap:wrap;gap:6px;margin:2px 0 0;padding:0;list-style:none;display:flex}@media (width>=900px) and (height<=760px){.teacher-presentation-specialties{gap:5px}.teacher-presentation-specialties li{padding:4px 8px;font-size:10px}}.teacher-presentation-specialties li{border:1px solid color-mix(in srgb, var(--teacher-accent) 28%, transparent);color:#ffffffb8;background:color-mix(in srgb, var(--teacher-accent) 8%, transparent);letter-spacing:.08em;text-transform:uppercase;border-radius:999px;padding:6px 10px;font-size:11px;font-weight:600}.teacher-presentation-specialties li[data-tone=true]{color:var(--teacher-on-accent);background:var(--teacher-accent);border-color:#0000}.teacher-presentation-text{color:#fffc;margin:0;font-size:.98rem;font-weight:400;line-height:1.6}@media (width>=900px){.teacher-presentation-text{-webkit-line-clamp:6;-webkit-box-orient:vertical;flex:auto;max-width:48ch;min-height:0;font-size:clamp(.94rem,1.05vw,1.02rem);line-height:1.55;display:-webkit-box;overflow:hidden}}@media (width>=900px) and (height<=760px){.teacher-presentation-text{-webkit-line-clamp:2;line-height:1.4}}.teacher-select-button{letter-spacing:.2px;width:100%;max-width:440px;height:58px;box-shadow:0 12px 28px color-mix(in srgb, var(--teacher-accent,currentColor) 45%, transparent);border:0;border-radius:30px;justify-content:center;align-items:center;gap:8px;padding:0 22px;font-size:16px;font-weight:700;transition:transform .18s,filter .18s,box-shadow .28s;display:inline-flex}.teacher-select-button span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.teacher-select-button svg{flex:none;width:20px;height:20px}.teacher-select-button:hover:not(:disabled){filter:brightness(1.06);transform:translateY(-1px)}.teacher-select-button:focus-visible{box-shadow:var(--focus), 0 12px 28px color-mix(in srgb, var(--teacher-accent,currentColor) 45%, transparent)}.teacher-login-sheet{background:var(--surface);border-radius:var(--radius-lg);border:1px solid var(--border);gap:12px;width:min(420px,100%);padding:28px;display:grid}.teacher-login-sheet p{color:var(--text-muted)}@media (width<=479px){.app-dialog-backdrop:has(.teacher-login-sheet){align-items:end;padding:0}.teacher-login-sheet{border-radius:16px 16px 0 0;width:100%}}.teacher-presentation-shell{background:radial-gradient(ellipse 52% 42% at 16% 12%, color-mix(in srgb, var(--teacher-glow) 32%, transparent), transparent 70%), radial-gradient(ellipse 36% 32% at 86% 88%, color-mix(in srgb, var(--teacher-accent) 16%, transparent), transparent 72%), radial-gradient(ellipse 28% 22% at 72% 0%, color-mix(in srgb, var(--teacher-veil) 80%, transparent), transparent 70%), #07070a;flex-direction:column;height:100dvh;min-height:0;max-height:100dvh;display:flex;overflow:hidden}.teacher-presentation-shell .marketing-header{flex-shrink:0;position:static}.teacher-presentation-page{-webkit-overflow-scrolling:touch;overscroll-behavior:contain;flex-direction:column;flex:1;width:min(1080px,100% - 32px);min-height:0;margin:0 auto;padding:8px 0 16px;display:flex;overflow:hidden auto}.teacher-presentation-topbar{flex-shrink:0;justify-content:space-between;align-items:center;min-height:44px;margin-bottom:4px;display:flex}.teacher-presentation-topbar .ghost{color:#fff;border-radius:22px;width:44px;min-height:44px;padding:0;font-size:0}.teacher-presentation-topbar .ghost:before{content:"";border-bottom:2px solid #fff;border-left:2px solid #fff;width:9px;height:9px;margin-left:4px;transform:rotate(45deg)}.teacher-presentation-kicker{color:#ffffff8c;letter-spacing:2.4px;text-transform:uppercase;margin:0;font-size:11px;font-weight:600}.teacher-presentation-layout{flex-direction:column;gap:20px;margin-top:4px;animation:.56s cubic-bezier(.22,1,.36,1) teacher-stage-in;display:flex}.teacher-presentation-stage{flex:none;width:100%;max-width:440px;height:250px;margin-inline:auto;position:relative;overflow:hidden}.teacher-presentation-stage:before{content:"";z-index:0;background:radial-gradient(circle, color-mix(in srgb, var(--teacher-glow) 48%, transparent), transparent 68%);filter:blur(28px);pointer-events:none;position:absolute;inset:14% 6% -6%}.teacher-presentation-copy{flex-direction:column;flex:none;align-items:stretch;gap:20px;width:100%;min-width:0;display:flex}.teacher-presentation-identity{flex-direction:column;gap:10px;display:flex}.teacher-presentation-origin{color:#ffffff94;letter-spacing:.14em;text-transform:uppercase;margin:0;font-size:11px;font-weight:600}.teacher-presentation-body{border-top:1px solid #ffffff14;padding-top:18px}.teacher-presentation-footer{width:100%;padding:12px 16px calc(16px + env(safe-area-inset-bottom,0px));box-sizing:border-box;background:linear-gradient(#0000,#07070a 24%);flex-shrink:0}.teacher-presentation-footer .teacher-select-button{width:100%;max-width:none}@keyframes teacher-stage-in{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}@media (width>=900px){.teacher-presentation-page{width:min(1080px,100% - 64px);padding:12px 0 0;overflow:hidden}.teacher-presentation-footer{background:0 0;padding:16px 32px 24px}.teacher-presentation-layout{flex:1;grid-template-columns:minmax(240px,38%) minmax(0,1fr);align-items:stretch;gap:clamp(24px,4vw,56px);min-height:0;display:grid;overflow:hidden}.teacher-presentation-stage{aspect-ratio:auto;width:100%;max-width:none;height:100%;margin-inline:0}.teacher-presentation-copy{flex:unset;justify-content:center;gap:clamp(14px,2vh,22px);height:100%;min-height:0;padding-block:0;overflow:hidden}.teacher-presentation-identity{gap:clamp(8px,1.2vh,12px)}.teacher-presentation-body{flex-direction:column;flex:auto;min-height:0;padding-top:clamp(12px,1.6vh,18px);display:flex}}@media (width>=900px) and (height<=760px){.teacher-presentation-page{padding-top:4px}.teacher-presentation-footer{padding:8px 32px 12px}.teacher-presentation-topbar{min-height:36px;margin-bottom:0}.teacher-presentation-layout{gap:10px;margin-top:0}.teacher-presentation-copy{gap:10px}.teacher-presentation-identity{gap:6px}.teacher-presentation-body{padding-top:12px}.teacher-presentation-footer .teacher-select-button{height:48px;font-size:14px}}@media (prefers-reduced-motion:reduce){.teacher-presentation-layout{animation:none}}.app-header{min-height:var(--header-height);border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:10;background:#07080cdb;align-items:center;gap:12px;padding:0 16px;display:flex;position:sticky;top:0}.app-header-menu{width:40px;height:40px;padding:0}.app-header h1{font-size:1rem;font-weight:600}.app-header-actions{align-items:center;gap:8px;margin-left:auto;display:flex}@media (width>=768px){.app-header{display:none}}.app-sidebar{background:var(--bg-elevated);border-right:1px solid var(--border);flex-direction:column;gap:8px;width:min(320px,88vw);height:100%;padding:20px 12px;display:flex;overflow:hidden}.app-sidebar-brand{color:inherit;align-items:center;gap:12px;min-height:36px;margin:0 8px 16px;text-decoration:none;display:flex}.app-sidebar-brand img{border-radius:10px;flex-shrink:0;width:36px;height:36px}.app-sidebar-brand span{letter-spacing:-.03em;white-space:nowrap;font-weight:700}.app-sidebar-nav{gap:4px;display:grid}.app-sidebar-nav-item{width:100%;min-height:40px;color:var(--text-muted);text-align:left;background:0 0;border:0;border-radius:10px;align-items:center;gap:12px;padding:8px 12px;font-weight:500;display:flex}.app-sidebar-nav-item:hover:not(:disabled){color:var(--text);background:#ffffff0d}.app-sidebar-nav-item.is-selected{background:var(--accent-soft);color:var(--accent)}.app-sidebar-nav-icon{flex-shrink:0;place-items:center;width:20px;height:20px;display:grid}.app-sidebar-nav-label{white-space:nowrap}.app-sidebar-footer{color:var(--text-subtle);font-size:var(--text-xs);margin-top:auto;padding:12px 8px 4px}.app-sidebar-toggle{width:100%;min-height:40px;color:var(--text-muted);text-align:left;background:0 0;border:0;border-radius:10px;align-items:center;gap:12px;margin-top:auto;padding:8px 12px;font-weight:500;display:flex}.app-sidebar-toggle:hover:not(:disabled){color:var(--text);background:#ffffff0d}.app-sidebar-toggle-label{white-space:nowrap}.app-sidebar.is-collapsed{width:var(--sidebar-compact);padding:16px 8px}.app-sidebar.is-collapsed .app-sidebar-brand span,.app-sidebar.is-collapsed .app-sidebar-nav-label,.app-sidebar.is-collapsed .app-sidebar-toggle-label,.app-sidebar.is-collapsed .app-sidebar-footer{display:none}.app-sidebar.is-collapsed .app-sidebar-brand{justify-content:center;margin:0 0 16px}.app-sidebar.is-collapsed .app-sidebar-nav-item,.app-sidebar.is-collapsed .app-sidebar-toggle{justify-content:center;padding:10px 0}@media (width>=768px){.app-sidebar{width:var(--sidebar-width);transition:width .2s}}.app-shell{background:var(--bg);min-height:100vh}.app-shell-backdrop{z-index:40;background:#00000085;border:0;padding:0;position:fixed;inset:0}.app-shell-drawer{z-index:50;height:100vh;box-shadow:var(--shadow-lg);position:fixed;top:0;left:0}.app-shell-body{flex-direction:column;min-width:0;min-height:100vh;display:flex}.app-shell-main{flex:1;min-height:0}.app-shell--fill{height:100vh;overflow:hidden}.app-shell--fill .app-shell-body{height:100%;min-height:0}.app-shell--fill .app-shell-main{flex-direction:column;display:flex;overflow:hidden}@media (width>=768px){.app-shell{grid-template-columns:var(--sidebar-width) minmax(0, 1fr);transition:grid-template-columns .2s;display:grid}.app-shell.is-sidebar-collapsed{grid-template-columns:var(--sidebar-compact) minmax(0, 1fr)}.app-shell .app-sidebar{height:100vh;position:sticky;top:0}.app-shell-drawer,.app-shell-backdrop{display:none}}@media (width<=767px){.app-shell>.app-sidebar{display:none}}.page-header{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:24px;display:flex}.page-header h1{font-size:clamp(1.35rem,2vw,1.75rem)}.page-header p{color:var(--text-muted);max-width:56ch;margin-top:6px}.page-header-actions{flex-wrap:wrap;gap:8px;display:flex}.adsense-banner{width:100%;min-width:0;max-width:100%;min-height:90px;overflow:hidden}.adsense-banner__placeholder{border-radius:var(--radius-sm);background:linear-gradient(135deg,#ffffff0a,#ffffff05);width:100%;min-width:0;max-width:100%;min-height:90px}.home-medium-banner-card{background:#ffffff0a;border:1px solid #ffffff1a;border-radius:20px;width:100%;min-width:0;max-width:100%;padding:6px 4px 16px;overflow:hidden}.home-medium-banner-card__header{justify-content:space-between;align-items:center;gap:12px;padding:0 8px;display:flex}.home-medium-banner-card__reward{color:var(--pulses);font-size:var(--text-sm);margin:0;font-weight:600}.home-medium-banner-card__close{color:#ffffffb8;cursor:pointer;background:0 0;border:0;align-items:center;gap:6px;padding:6px 4px;font-size:13px;font-weight:500;display:inline-flex}.home-medium-banner-card__close:hover{color:#ffffffeb}.home-medium-banner-card__close-icon{background:#ffffff14;border-radius:50%;place-items:center;width:34px;height:34px;font-size:22px;line-height:1;display:grid}.home-banner-section{width:100%;min-width:0;max-width:100%;overflow:hidden}.home-teachers-section{gap:16px;display:grid}.home-teachers-section h2{font-size:1.15rem}.home-teachers-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.teacher-chip{background:var(--surface);border:1px solid var(--border);min-width:0;color:inherit;border-radius:var(--radius-md);text-align:left;gap:10px;padding:12px;transition:border-color .15s,transform .15s,background .15s;display:grid}.teacher-chip:hover:not(:disabled){background:var(--surface-hover);transform:translateY(-2px)}.teacher-chip img{aspect-ratio:3/4;object-fit:cover;border-radius:10px;width:100%}.teacher-chip strong{font-size:.95rem}@media (width>=768px){.home-teachers-row{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (width>=1200px){.home-teachers-row{grid-template-columns:repeat(4,minmax(0,1fr))}}@media (width>=1440px){.home-teachers-row{grid-template-columns:repeat(5,minmax(0,1fr))}}.favorite-teacher{gap:14px;display:grid}.favorite-teacher-copy h2{font-size:1.05rem}.favorite-teacher-copy p{color:var(--text-muted);font-size:var(--text-sm);margin-top:4px}.favorite-teacher-list{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px;display:grid}.favorite-teacher-card{text-align:left;border:1px solid var(--border);background:linear-gradient(180deg, #ffffff08, transparent 40%), var(--surface);min-height:72px;color:inherit;border-radius:16px;align-items:center;gap:12px;padding:10px 12px;display:flex}.favorite-teacher-card img,.favorite-teacher-fallback{object-fit:cover;border-radius:16px;flex:none;width:52px;height:52px}.favorite-teacher-fallback{background:var(--teacher-accent,var(--accent));color:#08110f;place-items:center;font-weight:700;display:grid}.favorite-teacher-card strong,.favorite-teacher-card small{display:block}.favorite-teacher-card small{color:var(--text-muted);margin-top:2px;font-size:12px}.favorite-teacher-card.is-selected{border-color:color-mix(in srgb, var(--teacher-accent,#ffc14d) 70%, white);box-shadow:0 0 0 1px color-mix(in srgb, var(--teacher-accent,#ffc14d) 45%, transparent)}.favorite-teacher-card:hover:not(:disabled){transform:translateY(-1px)}.home-courses{gap:10px;display:grid}.home-courses h2{font-size:.95rem;font-weight:600}.home-courses__button{text-align:left;width:100%;color:inherit;background:#ffffff0d;border:1px solid #ffc14d47;border-radius:16px;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;padding:14px 16px;display:grid}.home-courses__icon{color:#ffc14d;background:#ffc14d29;border-radius:12px;place-items:center;width:40px;height:40px;font-size:1.1rem;font-weight:800;display:grid}.home-courses__copy{gap:2px;display:grid}.home-courses__copy strong{font-size:.95rem}.home-courses__copy span{color:var(--text-muted);font-size:.78rem}.home-courses__chevron{color:var(--text-subtle);font-size:1.4rem}.home-support-shortcut{text-align:left;width:100%;color:inherit;border:1px solid color-mix(in srgb, var(--cta) 22%, transparent);border-radius:var(--radius-lg);background:#ffffff0d;align-items:center;gap:12px;padding:14px 16px;display:flex}.home-support-shortcut:hover:not(:disabled){background:#ffffff14}.home-support-shortcut__icon{background:color-mix(in srgb, var(--cta) 14%, transparent);width:40px;height:40px;color:var(--cta);border-radius:12px;flex:none;place-items:center;font-weight:700;display:grid}.home-support-shortcut__copy{flex:1;gap:2px;display:grid}.home-support-shortcut__copy strong{font-size:15px}.home-support-shortcut__copy span{color:var(--text-subtle);font-size:12.5px}.home-support-shortcut__badge{background:var(--cta);color:#0b1220;border-radius:999px;padding:4px 8px;font-size:11px;font-weight:700}.home-support-shortcut__chevron{color:#ffffff6b;font-size:20px}.translator-access-card{text-align:left;width:100%;color:inherit;background:var(--surface);border:1px solid color-mix(in srgb, var(--accent) 28%, transparent);border-radius:var(--radius-lg);align-items:center;gap:16px;padding:20px;display:flex}.translator-access-card:hover:not(:disabled){background:var(--surface-hover)}.translator-access-card__icon{border:1px solid color-mix(in srgb, var(--accent) 28%, transparent);background:var(--accent-soft);width:48px;height:48px;color:var(--accent);border-radius:14px;flex:none;place-items:center;font-weight:700;display:grid}.translator-access-card__copy{flex:1;gap:4px;display:grid}.translator-access-card__copy strong{letter-spacing:-.2px;font-size:16px}.translator-access-card__copy span{color:var(--text-subtle);font-size:12px;line-height:1.35}.translator-access-card__chevron{color:#ffffff73;font-size:20px}.gallery-viewer-backdrop{z-index:70;background:#000000e6;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.gallery-viewer{justify-items:center;gap:18px;width:min(420px,100%);display:grid;position:relative}.gallery-viewer img{aspect-ratio:3/4;object-fit:cover;border-radius:22px;width:min(82vw,340px)}.gallery-viewer p{text-align:center;font-size:1.35rem;font-weight:600}.gallery-viewer__close{color:#ffffffe0;background:#ffffff14;border-radius:999px;width:40px;height:40px;font-size:1.5rem;position:absolute;top:-8px;right:-4px}.teacher-gallery{gap:18px;display:grid}.teacher-gallery h2{font-size:.95rem;font-weight:600}.teacher-gallery__strip{gap:10px;display:grid}.teacher-gallery__strip h3{color:var(--text-muted);font-size:.82rem;font-weight:600}.teacher-gallery__row{gap:10px;padding-bottom:4px;display:flex;overflow-x:auto}.teacher-gallery__thumb{background:0 0;border:none;flex:0 0 126px;width:126px;padding:0}.teacher-gallery__thumb img{aspect-ratio:3/4;object-fit:cover;border-radius:16px;width:126px}.ranking-opt-in{gap:16px;max-width:480px;display:grid}.ranking-opt-in h2{font-size:1.1rem}.ranking-accept{color:var(--text);align-items:center;gap:12px;display:flex}.ranking-accept input{width:auto}.ranking-board{gap:20px;display:grid}.ranking-loading{color:var(--text-muted);text-align:center;padding:48px 0}.ranking-current{background:#00a8841f;border-color:#00a88447;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;margin:0;display:grid}.ranking-current__badge{color:#00a884;background:#00a8842e;border-radius:16px;place-items:center;width:48px;height:48px;font-weight:800;display:grid}.ranking-current h2{margin:0;font-size:1rem}.ranking-current p{color:var(--text-muted);margin:2px 0 0;font-size:.78rem}.ranking-current strong{color:#00a884;font-size:.82rem}.ranking-card-list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.ranking-entry-card{grid-template-columns:auto 1fr auto;align-items:center;gap:12px;display:grid}.ranking-entry-card.is-gold{border-color:#ffd54f}.ranking-entry-card.is-silver{border-color:#cfd8dc}.ranking-entry-card.is-bronze{border-color:#ffab91}.ranking-entry-card.is-current{background:var(--accent-soft)}.ranking-table-desktop{display:none}@media (width>=768px){.ranking-table-desktop{display:block}.ranking-card-list{display:none}}.ranking-tabs{background:#ffffff0d;border-radius:14px;grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;padding:4px;display:grid}.ranking-tabs button{min-height:40px;color:var(--text-muted);border-radius:10px;font-size:.78rem;font-weight:600}.ranking-tabs button.is-selected{color:#00a884;background:#00a88429}@media (width<=640px){.ranking-tabs button{padding-inline:4px;font-size:.7rem}}.menu-page{gap:24px;display:grid}.menu-page .page-header{margin-bottom:0}.menu-groups{gap:24px;max-width:640px;display:grid}.menu-group{gap:8px;display:grid}.menu-group h2{letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);font-size:.75rem}.menu-group--danger h2{color:#fca5a5}.menu-account{align-items:center;gap:16px;max-width:640px;display:flex}.menu-account strong{overflow-wrap:anywhere}.menu-row{text-align:left;width:100%;min-height:48px;color:inherit;justify-content:space-between;align-items:center;gap:12px;display:flex}.menu-row.is-destructive{color:#fca5a5}.menu-toggle{min-height:48px;color:var(--text);justify-content:space-between;align-items:center;gap:16px;display:flex}.menu-toggle input{width:auto}.home-dashboard{gap:32px;width:100%;min-width:0;max-width:100%;display:grid}.home-dashboard>*{min-width:0;max-width:100%}.home-dashboard .page-header{margin-bottom:0}.home-store-downloads{justify-self:start}.home-stat-card{text-align:left;color:inherit;gap:6px;min-height:132px;transition:border-color .15s,background .15s,transform .15s;display:grid}.home-stat-card:hover:not(:disabled){background:var(--surface-hover);transform:translateY(-2px)}.home-stat-label{color:var(--text-muted);font-size:var(--text-xs);letter-spacing:.08em;text-transform:uppercase;font-weight:600}.home-stat-value{font-size:2rem;font-weight:700;line-height:1.1}.home-stat-hint{color:var(--text-muted);font-size:var(--text-sm)}.home-pulses-badge{color:var(--pulses);border-color:#00e67647}.home-pulses-badge.is-live{border-color:var(--pulses)}.teacher-chat-list{align-content:start;gap:10px;margin:0;padding:16px;list-style:none;display:grid;overflow:auto}.chat-bubble{color:#e9edef;border-radius:14px;max-width:min(72%,560px);padding:10px 14px}.chat-bubble.is-teacher{background:var(--teacher-bubble);border-bottom-left-radius:6px;justify-self:start}.chat-bubble.is-user{background:var(--user-bubble);border-bottom-right-radius:6px;justify-self:end}.chat-bubble p{white-space:pre-wrap;margin:0}.new-word-mark{color:#fff;-webkit-box-decoration-break:clone;box-decoration-break:clone;background:#16a34a;border-radius:5px;padding:0 3px;font-weight:700}.chat-bubble-actions{gap:4px;margin-top:8px;display:flex}.chat-bubble-actions .ghost{color:#ffffffc7;min-height:32px;padding:4px 8px;font-size:12px}.chat-translation{color:#b8c5cc;font-style:italic;font-size:var(--text-sm);margin:8px 0 0}@media (width<=479px){.chat-bubble{max-width:86%}}.conversation-settings{border:1px solid var(--border);background:var(--surface);width:min(860px,100%);max-height:min(88vh,760px);box-shadow:var(--shadow-lg);border-radius:24px;padding:22px;overflow:auto}.conversation-settings header{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.conversation-settings-lead,.conversation-settings h3+p{color:var(--text-muted);margin-top:8px}.conversation-settings-layout{grid-template-columns:.9fr 1.1fr;gap:22px;margin-top:18px;display:grid}.conversation-settings-toggles,.voice-group{gap:10px;display:grid}.voice-group{margin-top:14px}.voice-group h4{color:var(--text-subtle);letter-spacing:.12em;text-transform:uppercase;font-size:.75rem}.voice-group div{grid-template-columns:1fr 1fr;gap:8px;display:grid}.voice-group button,.settings-toggle{border:1px solid var(--border);color:inherit;text-align:left;background:#ffffff08;border-radius:14px}.voice-group button{gap:2px;padding:12px;display:grid}.voice-group button small,.settings-toggle small{color:var(--text-muted);font-size:12px}.voice-group button.is-selected{background:#8ec9ff1f;border-color:#8ec9ff}.settings-toggle{justify-content:space-between;align-items:center;gap:12px;padding:14px;display:flex}.settings-toggle input{width:20px;height:20px;accent-color:var(--accent)}.conversation-settings-clear{color:#ff8a96;text-align:left;background:#ff8a9614;border:1px solid #ff8a9659;border-radius:16px;gap:2px;width:100%;margin-top:18px;padding:14px;display:grid}.conversation-settings-clear small{color:#ff8a96b8;font-size:12px}@media (width<=760px){.conversation-settings{border-radius:24px 24px 0 0;width:100%;max-height:92vh}.conversation-settings-layout,.voice-group div{grid-template-columns:1fr}}.conversation-tutorial{border:1px solid var(--border);background:radial-gradient(280px 140px at 100% 0%, #8ec9ff29, transparent 70%), var(--surface);width:min(760px,100%);max-height:min(88vh,820px);box-shadow:var(--shadow-lg);border-radius:24px;padding:24px;overflow:auto}.conversation-tutorial>p:not(.eyebrow){color:var(--text-muted);margin-top:8px}.conversation-tutorial ul{grid-template-columns:1fr 1fr;gap:10px;margin:18px 0;padding:0;list-style:none;display:grid}.conversation-tutorial li{border:1px solid var(--border);background:#ffffff08;border-radius:14px;gap:4px;padding:12px;display:grid}.conversation-tutorial li span{color:var(--text-muted);font-size:var(--text-sm)}.tutorial-hide{color:var(--text);align-items:center;gap:10px;margin-bottom:14px;display:flex}.tutorial-hide input{width:18px;height:18px;accent-color:var(--accent)}.conversation-tutorial .primary{color:#0b1220;background:#8ec9ff;width:100%;min-height:48px}@media (width<=720px){.conversation-tutorial{border-radius:24px 24px 0 0;width:100%;max-height:92vh}.conversation-tutorial ul{grid-template-columns:1fr}}.conversation-page{background:var(--bg-elevated);border-left:1px solid #0000;border-right:1px solid #0000;flex:1;grid-template-rows:auto 1fr auto;width:min(880px,100%);min-height:0;margin:0 auto;display:grid}.conversation-body{grid-template-rows:auto 1fr auto;min-height:0;display:grid}.conversation-body .teacher-chat-list{min-height:0}.support-chat-body{grid-template-rows:1fr auto;min-height:0;display:grid}.support-info-banner{color:var(--text-muted);font-size:var(--text-sm);border-bottom:1px solid var(--border);margin:0;padding:10px 16px}.conversation-header{border-bottom:1px solid var(--border);background:var(--surface-muted);align-items:center;gap:12px;padding:12px 16px;display:flex}.conversation-identity{flex:1;align-items:center;gap:10px;min-width:0;display:flex}.conversation-identity img{object-fit:cover;border-radius:50%;width:36px;height:36px}.conversation-identity strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.conversation-actions{flex-wrap:wrap;justify-content:flex-end;gap:6px;display:flex}.conversation-input{background:var(--surface-muted);border-top:1px solid var(--border);align-items:flex-end;gap:8px;padding:12px 16px 16px;display:flex}.conversation-input input{flex:1}.conversation-history-button{justify-self:start;margin:8px 16px 0}.conversation-prep{text-align:center;color:var(--text-muted);place-items:center;gap:16px;padding:48px 24px;display:grid}@media (width>=1024px){.conversation-page{border-color:var(--border);border-radius:var(--radius-lg);height:calc(100% - 32px);min-height:0;margin:16px auto;overflow:hidden}}@media (width<=767px){.conversation-header{flex-wrap:wrap}.conversation-actions{width:100%}}
