@import"https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+SC:wght@400;500;600;700&display=swap";@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Noto+Sans+JP:wght@400;500;600;700&family=Noto+Sans+KR:wght@400;500;600;700&family=Noto+Sans+SC:wght@400;500;600;700&display=swap";:root{font-family:DM Sans,Noto Sans SC,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;-webkit-font-smoothing:antialiased;color-scheme:dark;--bg:#101214;--sidebar:#17191b;--surface:#1a1e26;--surface-hover:#202634;--text:#f7f8fd;--muted:#c9d3e8;--subtle:#a4aec3;--line:#2b3038;--blue:#2464ff;--blue-strong:#1457f9;--blue-soft:#1e2635;--avatar:#525866;--shadow:0 16px 50px rgba(0,0,0,.18)}:root[data-theme=light]{color-scheme:light;--bg:#f6f8fc;--sidebar:#fff;--surface:#fff;--surface-hover:#f4f7ff;--text:#161d2e;--muted:#48566f;--subtle:#65718a;--line:#e4e9f2;--blue:#235ff4;--blue-strong:#174fe0;--blue-soft:#eaf0ff;--avatar:#e4eaf5;--shadow:0 18px 44px rgba(30,57,112,.08)}*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--bg);color:var(--text)}button,input,select{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #8eafff;outline-offset:3px}button:disabled{cursor:not-allowed;opacity:.5}.app-shell{min-height:100vh;display:flex;background:var(--bg);transition:background .25s,color .25s}.sidebar{position:sticky;top:0;height:100vh;flex:0 0 270px;background:var(--sidebar);display:flex;flex-direction:column;padding:32px 19px 21px;z-index:5}.brand{height:46px;display:flex;align-items:center;gap:12px;margin-left:18px;border:0;background:none;color:var(--text);font-size:24px;font-weight:700;letter-spacing:-.8px;padding:0}.brand img{width:36px;height:36px;object-fit:contain}.side-nav{display:grid;gap:13px;margin-top:48px}.nav-item{height:61px;border:0;background:none;color:var(--text);display:flex;align-items:center;gap:20px;padding:0 24px;text-align:left;border-radius:11px;font-size:18px;font-weight:500}.nav-item svg{flex:none}.nav-item:hover{background:var(--surface-hover)}.nav-item.active{background:var(--blue-soft);color:var(--blue);font-weight:700}.sidebar-bottom{margin-top:auto;border-top:1px solid var(--line);padding-top:24px;position:relative}.profile-button{width:100%;display:flex;gap:15px;align-items:center;border:0;background:none;color:var(--text);text-align:left;padding:11px 13px}.avatar{width:44px;height:44px;flex:none;border-radius:50%;display:grid;place-items:center;background:var(--avatar);color:var(--text);font-size:21px;border:0}.profile-copy{min-width:0;display:grid;gap:4px;flex:1}.profile-copy strong{font-size:16px;font-weight:600}.profile-copy small{font-size:12px;color:var(--subtle);white-space:nowrap}.profile-menu{position:absolute;bottom:88px;left:10px;right:10px;border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow);border-radius:12px;padding:7px}.profile-menu button{display:block;width:100%;text-align:left;padding:11px;border:0;border-radius:7px;background:transparent;color:var(--text)}.profile-menu button:hover{background:var(--blue-soft)}.main-area{position:relative;min-width:0;flex:1;min-height:100vh;overflow:hidden}.hero-art{position:absolute;top:0;right:0;width:min(100%,1160px);height:516px;background:url(/assets/hero-atmosphere.png) center top/cover no-repeat;pointer-events:none;opacity:.88}.hero-art:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,var(--bg) 0%,transparent 48%),linear-gradient(0deg,var(--bg),transparent 43%)}:root[data-theme=light] .hero-art{opacity:.22;mix-blend-mode:multiply}:root[data-theme=light] .hero-art:after{background:linear-gradient(90deg,var(--bg) 0%,transparent 50%),linear-gradient(0deg,var(--bg),transparent 45%)}.topbar{height:108px;position:relative;z-index:1;display:flex;align-items:flex-start;justify-content:flex-end;gap:30px;padding:39px 39px 0;color:var(--muted)}.date{font-size:16px;white-space:nowrap}.top-divider{width:1px;height:26px;background:var(--line);margin-left:1px}.top-action-wrap{position:relative}.icon-button{border:0;background:transparent;color:var(--text);padding:0;display:grid;place-items:center}.icon-button:hover{color:var(--blue)}.top-avatar{width:43px;height:43px;margin-top:-8px}.popover{position:absolute;right:-20px;top:42px;width:275px;padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);z-index:12}.popover p{font-size:14px;line-height:1.6;color:var(--muted);margin-bottom:0}.content{position:relative;z-index:1;max-width:1260px;margin:auto;padding:18px 39px 80px 52px}.welcome{min-height:378px;padding:0 18px}.eyebrow{font-size:19px;margin:8px 0 14px;color:var(--muted)}.welcome h1{font-size:64px;line-height:1.21;letter-spacing:-2px;margin:0;font-weight:700}.hero-subtitle{font-size:23px;color:var(--muted);margin:24px 0 48px;letter-spacing:.2px}.hero-actions{display:flex;align-items:flex-start;gap:24px}.primary-cta{width:341px;height:80px;border:1px solid #3b7bff;border-radius:11px;background:linear-gradient(180deg,#317aff,#1354f2);color:#fff;display:flex;align-items:center;justify-content:center;gap:23px;font-size:24px;font-weight:700;box-shadow:0 12px 29px #0948e224}.primary-cta:hover,.small-primary:hover,.modal-primary:hover{filter:brightness(1.08);transform:translateY(-1px)}.action-divider{height:70px;width:1px;background:var(--line);margin:5px 0}.import-action{display:grid;justify-items:center;gap:12px}.secondary-cta{height:76px;width:280px;border:1px solid #323844;border-radius:12px;color:var(--text);background:#1c20298c;display:flex;align-items:center;justify-content:center;gap:22px;font-size:22px;font-weight:700;box-shadow:inset 0 0 15px #ffffff03}:root[data-theme=light] .secondary-cta{background:#ffffffd9;border-color:#dce4f0;box-shadow:var(--shadow)}.secondary-cta:hover{border-color:var(--blue)}.import-action>span{color:var(--muted);font-size:15px}.recent-section{border-top:1px solid var(--line);padding-top:31px}.section-heading{display:flex;justify-content:space-between;align-items:center;margin:0 1px 15px 4px}.section-heading h2{margin:0;font-size:26px;letter-spacing:-.4px}.text-link{display:inline-flex;align-items:center;gap:8px;border:0;background:none;color:var(--blue);font-size:16px;font-weight:600;padding:8px 0;white-space:nowrap}.text-link:hover{text-decoration:underline}.course-list{display:grid}.course-row{width:100%;display:flex;align-items:center;gap:26px;min-height:126px;border:0;border-bottom:1px solid var(--line);background:transparent;color:var(--text);text-align:left;padding:18px 17px 18px 22px}.course-row:last-child{border-bottom:0}.course-row.featured{border:1px solid #303746;background:#1c222fad;border-radius:14px;min-height:128px}:root[data-theme=light] .course-row.featured{background:#fff;border-color:#e3e9f3;box-shadow:var(--shadow)}.course-row:hover{background:var(--surface-hover);border-radius:12px}.course-thumb{width:100px;height:88px;border-radius:11px;object-fit:cover;flex:none}.course-info{display:grid;gap:4px;min-width:0;flex:1}.course-info strong{font-size:21px;font-weight:600}.course-info>span{font-size:17px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.course-info small{font-size:16px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.course-date{font-size:17px;color:var(--muted);white-space:nowrap;margin-right:37px}.continue{display:flex;align-items:center;gap:16px;color:var(--blue);font-size:18px;font-weight:700;white-space:nowrap}.page-section{padding:20px 18px 0;min-height:70vh}.page-title-row{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin:4px 0 42px}.overline{color:var(--blue);font-size:14px;font-weight:700;letter-spacing:.08em}.page-title-row h1,.detail-hero h1{font-size:48px;letter-spacing:-1.3px;margin:9px 0}.page-title-row p,.detail-hero p{color:var(--muted);font-size:18px;margin:0}.small-primary,.modal-primary{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:0;background:var(--blue-strong);color:#fff;padding:13px 20px;border-radius:10px;font-weight:700;white-space:nowrap;transition:transform .15s}.toolbar{display:flex;align-items:center;justify-content:space-between;color:var(--subtle);margin-bottom:22px}.search-box{width:min(410px,70%);display:flex;align-items:center;gap:9px;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:0 14px;color:var(--subtle)}.search-box input{height:46px;width:100%;border:0;outline:0;background:none;color:var(--text)}.course-cards{display:grid;gap:14px}.course-card{display:flex;align-items:center;gap:22px;background:var(--surface);border:1px solid var(--line);border-radius:14px;color:var(--text);text-align:left;padding:16px 23px;min-height:135px}.course-card:hover{border-color:var(--blue);transform:translateY(-1px)}.course-card img{width:88px;height:88px;border-radius:11px;object-fit:cover}.course-card>span{display:grid;gap:4px;flex:1}.course-card strong{font-size:21px}.course-card small{font-size:15px;color:var(--muted)}.course-card em{font-size:14px;color:var(--subtle);font-style:normal;margin-top:6px}.course-card>svg{color:var(--blue)}.back-link{display:flex;align-items:center;gap:8px;border:0;background:none;color:var(--blue);padding:0;margin:0 0 36px;font-weight:600}.detail-hero{display:flex;align-items:center;gap:27px;padding-bottom:42px;border-bottom:1px solid var(--line)}.detail-hero img{width:118px;height:118px;object-fit:cover;border-radius:18px}.detail-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:19px;margin-top:26px}.surface-card{background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:27px}.card-heading{display:flex;align-items:center;justify-content:space-between;gap:14px;border-bottom:1px solid var(--line);padding-bottom:18px}.card-heading h2{font-size:20px;margin:0}.card-heading>span{color:var(--subtle);font-size:13px}.lesson-row{display:flex;align-items:center;gap:15px;margin-top:24px}.lesson-icon,.file-icon,.setting-info-icon{display:grid;place-items:center;width:46px;height:46px;border-radius:11px;background:var(--blue-soft);color:var(--blue);flex:none}.lesson-row>div{display:grid;gap:7px;flex:1}.lesson-row strong{font-size:16px}.lesson-row small,.muted-text{color:var(--muted);font-size:14px;line-height:1.7}.resource-line{display:flex;align-items:center;gap:10px;color:var(--muted)}.empty-state{border:1px dashed var(--line);border-radius:18px;min-height:355px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;background:var(--surface);padding:30px}.empty-icon{width:66px;height:66px;border-radius:18px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center}.empty-state h2{font-size:22px;margin:18px 0 4px}.empty-state p{color:var(--muted);margin-bottom:25px}.file-list{background:var(--surface);border:1px solid var(--line);border-radius:15px}.file-row{display:flex;align-items:center;gap:16px;padding:18px 22px;border-bottom:1px solid var(--line)}.file-row:last-child{border:0}.file-row>div{display:grid;gap:5px;flex:1}.file-row small{color:var(--muted)}.settings-group{max-width:760px;margin-bottom:45px}.settings-group h2{font-size:21px;margin:0 0 7px}.settings-group>p{color:var(--muted);font-size:15px;margin:0 0 19px}.theme-options{display:grid;grid-template-columns:1fr 1fr;gap:15px}.theme-option{position:relative;border:1px solid var(--line);border-radius:14px;background:var(--surface);color:var(--text);padding:12px;text-align:left}.theme-option.selected{border:2px solid var(--blue);padding:11px}.theme-option>span:last-of-type{display:flex;gap:8px;align-items:center;font-weight:600;padding:15px 6px 6px}.theme-option>svg{position:absolute;right:18px;bottom:19px;color:var(--blue)}.theme-preview{height:112px;display:flex;gap:10px;border-radius:8px;padding:17px;background:#f5f7fb}.theme-preview span:first-child{width:23%;border-radius:5px;background:#fff;box-shadow:0 0 3px #d7deeb}.theme-preview span:last-child{flex:1;border-radius:5px;background:linear-gradient(130deg,#fff 60%,#dde6ff)}.dark-option .theme-preview{background:#111316}.dark-option .theme-preview span:first-child{background:#1b1d21;box-shadow:none}.dark-option .theme-preview span:last-child{background:#1d222e}.setting-info{display:flex;align-items:center;gap:16px;background:var(--surface);border:1px solid var(--line);padding:17px;border-radius:12px;margin-top:10px}.setting-info>div{display:grid;gap:5px;flex:1}.setting-info small{color:var(--muted);font-size:13px;line-height:1.5}.status-pill{color:var(--subtle);font-size:12px;border:1px solid var(--line);border-radius:20px;padding:5px 9px;white-space:nowrap}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#050810b8;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:grid;place-items:center;z-index:30;padding:20px}.modal{width:min(100%,460px);position:relative;background:var(--surface);border:1px solid var(--line);border-radius:19px;box-shadow:0 26px 80px #0000004d;padding:34px}.modal-close{position:absolute;right:20px;top:19px;border:0;background:none;color:var(--muted)}.modal-icon{height:54px;width:54px;border-radius:13px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center}.modal h2{font-size:27px;margin:20px 0 8px}.modal p{font-size:15px;color:var(--muted);line-height:1.7;margin:0 0 24px}.field-label{display:block;color:var(--text);font-size:14px;font-weight:700;margin-bottom:9px}.modal select{width:100%;height:48px;background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:9px;padding:0 12px;margin-bottom:20px}.upload-zone{width:100%;min-height:147px;background:var(--bg);color:var(--blue);border:1px dashed var(--blue);border-radius:12px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:7px}.upload-zone span{font-size:13px;color:var(--subtle)}.record-modal .modal-primary{width:100%;height:48px}.record-timer{display:flex;align-items:center;justify-content:center;gap:12px;height:112px;font-size:44px;font-variant-numeric:tabular-nums;font-weight:700}.record-dot{height:12px;width:12px;background:var(--subtle);border-radius:50%}.is-recording .record-dot{background:#ff5261;box-shadow:0 0 0 7px #ff52611f;animation:pulse 1.5s infinite}@keyframes pulse{50%{opacity:.45}}.record-controls{display:flex;gap:12px}.record-controls button{display:flex;justify-content:center;align-items:center;gap:8px;height:47px;flex:1;border:1px solid var(--line);border-radius:9px;background:var(--bg);color:var(--text);font-weight:600}.record-controls .stop-button{background:#e84c5b;border-color:#e84c5b;color:#fff}.error-message{display:flex;gap:9px;color:#e95f6e;font-size:13px;margin:0 0 15px}.audio-player{width:100%;margin:0 0 20px}.toast{position:fixed;right:25px;bottom:24px;z-index:50;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);color:var(--text);display:flex;gap:10px;align-items:center;padding:13px 17px;border-radius:10px}.toast svg{color:#39b984}@media(max-width:1100px){.sidebar{flex-basis:220px}.content{padding-left:32px;padding-right:28px}.welcome h1{font-size:54px}.course-date{margin-right:10px;font-size:14px}.course-info small{font-size:14px}.course-thumb{width:82px;height:82px}}@media(max-width:780px){.sidebar{position:fixed;bottom:0;top:auto;height:64px;width:100%;padding:0;flex-direction:row;align-items:center;border-top:1px solid var(--line);z-index:20}.brand,.sidebar-bottom{display:none}.side-nav{display:flex;justify-content:space-around;width:100%;margin:0;gap:0}.nav-item{height:57px;display:grid;justify-items:center;align-content:center;gap:2px;padding:0 5px;border-radius:0;font-size:11px;width:25%}.nav-item svg{width:23px;height:23px}.main-area{padding-bottom:64px}.topbar{height:78px;padding:24px 22px 0;gap:16px}.date{font-size:12px}.top-avatar{width:35px;height:35px;font-size:16px;margin-top:-6px}.top-divider{height:23px}.content{padding:23px 22px 65px}.welcome{min-height:auto;padding:0 0 40px}.eyebrow{font-size:15px}.welcome h1{font-size:clamp(37px,7vw,54px);letter-spacing:-1px}.hero-subtitle{font-size:17px;margin:16px 0 31px}.hero-actions{gap:12px}.primary-cta{width:50%;height:64px;font-size:16px;gap:8px}.primary-cta svg{width:24px}.action-divider{height:58px}.import-action{flex:1;gap:8px}.secondary-cta{width:100%;height:62px;font-size:15px;gap:6px}.secondary-cta svg{width:23px}.import-action>span{font-size:10px}.recent-section{padding-top:23px}.section-heading h2{font-size:21px}.course-row,.course-row.featured{gap:14px;padding:15px 10px;min-height:105px}.course-thumb{height:65px;width:65px}.course-info strong{font-size:16px}.course-info>span,.course-info small{font-size:12px}.course-date{display:none}.continue{font-size:13px;gap:2px}.continue svg{width:16px}.page-section{padding:12px 0}.page-title-row{align-items:flex-start}.page-title-row h1,.detail-hero h1{font-size:36px}.page-title-row p{font-size:14px}.small-primary{font-size:12px;padding:11px}.detail-grid{grid-template-columns:1fr}.hero-art{height:420px}}@media(max-width:500px){.topbar .date,.top-divider{display:none}.welcome h1{font-size:39px}.hero-actions{flex-direction:column}.primary-cta,.secondary-cta{width:100%}.action-divider{display:none}.import-action{width:100%}.course-info small{display:none}.course-row{gap:10px}.course-thumb{width:57px;height:57px}.course-info>span{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.page-title-row{display:grid}.theme-options{grid-template-columns:1fr}.settings-group{max-width:none}.detail-hero img{width:86px;height:86px}.detail-hero h1{font-size:27px}.setting-info{align-items:flex-start}.status-pill{display:none}}.sidebar{width:278px;min-width:278px;max-width:278px;flex-basis:278px}.profile-copy small{font-size:11px}.welcome{min-height:381px}.welcome h1{font-size:67px}.hero-subtitle{margin-top:17px}.recent-section{padding-top:35px}@media(max-width:1100px){.sidebar{width:220px;min-width:220px;max-width:220px;flex-basis:220px}}@media(max-width:780px){.sidebar{width:100%;min-width:0;max-width:none;flex-basis:auto}.welcome{min-height:auto}.welcome h1{font-size:clamp(37px,7vw,54px)}.hero-subtitle{margin-top:16px}.recent-section{padding-top:23px}}@media(max-width:500px){.welcome h1{font-size:39px}}@media(min-width:1200px)and (max-width:1439px){.sidebar{width:246px;min-width:246px;max-width:246px;flex-basis:246px}.content{padding-left:37px;padding-right:34px}.welcome{min-height:350px;padding:0 8px}.welcome h1{font-size:clamp(48px,4.5vw,60px)}.eyebrow{font-size:17px}.hero-subtitle{font-size:20px;margin-bottom:38px}.primary-cta{width:300px;height:70px;font-size:20px}.secondary-cta{width:248px;height:68px;font-size:19px}.action-divider{height:62px}.recent-section{padding-top:28px}.course-thumb{width:82px;height:76px}.course-info strong{font-size:18px}.course-info>span{font-size:15px}.course-info small{font-size:14px}.course-date{font-size:14px;margin-right:12px}.page-title-row h1,.detail-hero h1{font-size:40px}}@media(min-width:901px)and (max-width:1199px){.sidebar{width:206px;min-width:206px;max-width:206px;flex-basis:206px;padding-inline:13px}.brand{font-size:19px;gap:8px;margin-left:9px}.brand img{width:31px;height:31px}.side-nav{margin-top:35px;gap:6px}.nav-item{height:54px;gap:13px;padding-inline:17px;font-size:15px}.nav-item svg{width:22px;height:22px}.profile-button{gap:8px;padding-inline:4px}.profile-copy strong{font-size:13px}.profile-copy small{font-size:9px}.content{padding:7px 27px 65px 30px}.topbar{padding-right:27px}.date{font-size:13px}.welcome{min-height:342px}.welcome h1{font-size:clamp(38px,4.3vw,49px);letter-spacing:-1px}.eyebrow{font-size:15px}.hero-subtitle{font-size:17px;margin:18px 0 37px}.hero-actions{gap:15px}.primary-cta{width:265px;height:64px;font-size:17px;gap:13px}.primary-cta svg{width:26px;height:26px}.secondary-cta{width:221px;height:62px;font-size:16px;gap:11px}.secondary-cta svg{width:25px;height:25px}.import-action>span{font-size:12px}.action-divider{height:56px}.section-heading h2{font-size:21px}.course-row,.course-row.featured{gap:13px;padding:13px 10px 13px 14px;min-height:100px}.course-thumb{width:70px;height:68px}.course-info strong{font-size:16px}.course-info>span{font-size:13px}.course-info small{font-size:12px}.course-date{font-size:12px;margin-right:2px}.continue{font-size:13px;gap:3px}.continue svg{width:18px}.page-title-row{margin-bottom:30px}.page-title-row h1,.detail-hero h1{font-size:34px}.page-title-row p,.detail-hero p{font-size:14px}.course-card{min-height:110px;gap:15px;padding:14px 17px}.course-card img{width:72px;height:72px}.course-card strong{font-size:17px}.course-card small{font-size:13px}.course-card em{font-size:12px}.detail-hero img{width:98px;height:98px}.surface-card{padding:21px}}@media(min-width:621px)and (max-width:900px){.sidebar{position:fixed;top:auto;bottom:0;left:0;width:100%;min-width:0;max-width:none;height:62px;flex-basis:auto;padding:0;flex-direction:row;align-items:center;border-top:1px solid var(--line)}.brand,.sidebar-bottom{display:none}.side-nav{display:flex;width:100%;justify-content:space-around;gap:0;margin:0}.nav-item{width:25%;height:60px;display:grid;align-content:center;justify-items:center;gap:2px;padding:0 5px;border-radius:0;font-size:11px}.nav-item svg{width:22px;height:22px}.main-area{padding-bottom:62px}.topbar{height:75px;padding:23px 26px 0;gap:17px}.content{max-width:820px;padding:16px 26px 70px}.welcome{min-height:290px;padding:0}.welcome h1{font-size:clamp(34px,5vw,43px)}.hero-subtitle{font-size:16px;margin-bottom:27px}.primary-cta{width:min(42%,270px);height:59px;font-size:16px}.secondary-cta{width:235px;height:57px;font-size:15px}.action-divider{height:52px}.recent-section{padding-top:22px}.course-date{display:none}.page-title-row h1,.detail-hero h1{font-size:32px}.detail-grid{grid-template-columns:1fr}}@media(max-width:620px){.sidebar{width:100%;min-width:0;max-width:none;flex-basis:auto}.topbar{height:66px;padding:19px 18px 0}.topbar .date,.top-divider{display:none}.content{padding:11px 18px 68px}.welcome{padding:0 0 28px;min-height:0}.welcome h1{font-size:clamp(29px,7.6vw,36px);line-height:1.22;letter-spacing:-.6px}.eyebrow{font-size:13px;margin:0 0 10px}.hero-subtitle{font-size:14px;line-height:1.55;margin:13px 0 25px}.hero-actions{display:grid;gap:10px}.primary-cta,.secondary-cta{width:100%;height:53px;font-size:15px}.action-divider{display:none}.import-action{width:100%;gap:7px}.import-action>span{font-size:11px}.recent-section{padding-top:19px}.section-heading{margin-bottom:11px}.section-heading h2{font-size:18px}.text-link{font-size:13px}.course-row,.course-row.featured{gap:10px;min-height:86px;padding:12px 9px}.course-thumb{width:55px;height:55px;border-radius:8px}.course-info{gap:2px}.course-info strong{font-size:14px;line-height:1.25}.course-info>span{font-size:11px;white-space:nowrap;display:block}.course-info small{display:none}.continue{font-size:12px;gap:1px}.continue svg{width:15px}.page-section{padding:8px 0 0}.page-title-row{display:grid;gap:16px;margin:0 0 21px}.page-title-row h1,.detail-hero h1{font-size:28px;letter-spacing:-.5px;margin:6px 0}.page-title-row p,.detail-hero p{font-size:13px;line-height:1.5}.overline{font-size:11px}.small-primary{width:fit-content;padding:10px 14px;font-size:12px}.toolbar{margin-bottom:14px;font-size:12px}.search-box{width:min(72%,300px)}.search-box input{height:40px;font-size:13px}.course-cards{gap:10px}.course-card{min-height:91px;gap:11px;padding:11px 13px;border-radius:11px}.course-card img{width:59px;height:59px;border-radius:8px;flex:none}.course-card>span{min-width:0;gap:2px}.course-card strong{font-size:15px;line-height:1.3}.course-card small{font-size:11px;line-height:1.35;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.course-card em{font-size:10px;margin-top:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.course-card>svg{width:17px;flex:none}.settings-group{margin-bottom:27px}.settings-group h2{font-size:17px}.settings-group>p{font-size:12px;margin-bottom:12px}.theme-options{grid-template-columns:1fr 1fr;gap:9px}.theme-option{padding:8px}.theme-option.selected{padding:7px}.theme-preview{height:70px;padding:10px;gap:5px}.theme-option>span:last-of-type{padding:10px 3px 3px;font-size:12px;gap:4px}.theme-option>svg{width:16px;right:9px;bottom:9px}.setting-info{padding:12px;gap:10px}.setting-info strong{font-size:12px}.setting-info small{font-size:11px}.setting-info-icon{width:36px;height:36px}.status-pill{display:none}.detail-hero{gap:14px;padding-bottom:24px}.detail-hero img{width:72px;height:72px;border-radius:11px}.detail-hero h1{font-size:24px}.detail-grid{margin-top:17px;gap:12px}.surface-card{padding:16px}.card-heading h2{font-size:16px}.lesson-row{gap:8px}.lesson-row strong{font-size:13px}.lesson-row small,.muted-text{font-size:11px}.lesson-icon{width:35px;height:35px}.empty-state{min-height:270px;padding:20px}.empty-state h2{font-size:18px}.empty-state p{font-size:12px}.file-row{padding:13px}.file-row strong{font-size:13px}.file-row small{font-size:11px}.modal{padding:24px}.modal h2{font-size:22px}.modal p{font-size:13px}}@media(min-width:901px){.sidebar{width:224px;min-width:224px;max-width:224px;flex-basis:224px;padding:22px 14px 16px}.brand{height:38px;gap:8px;margin-left:10px;font-size:18px;letter-spacing:-.35px}.brand img{width:28px;height:28px}.side-nav{gap:5px;margin-top:35px}.nav-item{height:44px;gap:12px;padding:0 14px;font-size:14px;border-radius:9px}.nav-item svg{width:20px;height:20px}.sidebar-bottom{padding-top:14px}.profile-button{gap:9px;padding:7px 6px}.avatar{width:34px;height:34px;font-size:16px}.profile-copy strong{font-size:13px}.profile-copy small{font-size:10px}.topbar{height:82px;gap:21px;padding:27px 30px 0}.date{font-size:13px}.top-divider{height:21px}.icon-button svg{width:20px;height:20px}.top-avatar{width:34px;height:34px;margin-top:-6px}.content{max-width:1480px;padding:12px 44px 64px}.hero-art{height:430px}.welcome{min-height:294px;padding:0 8px}.eyebrow{font-size:14px;margin:3px 0 10px}.welcome h1{font-size:36px;line-height:1.25;letter-spacing:-1.1px}.hero-subtitle{font-size:16px;line-height:1.5;margin:13px 0 29px;letter-spacing:0}.hero-actions{gap:16px}.primary-cta{width:270px;height:58px;gap:12px;font-size:16px;border-radius:9px}.primary-cta svg{width:22px;height:22px}.secondary-cta{width:228px;height:56px;gap:11px;font-size:16px;border-radius:9px}.secondary-cta svg{width:21px;height:21px}.action-divider{height:50px;margin:4px 0}.import-action{gap:8px}.import-action>span{font-size:12px}.recent-section{max-width:1120px;padding-top:23px}.section-heading{margin-bottom:11px}.section-heading h2{font-size:18px;letter-spacing:-.2px}.text-link{gap:4px;font-size:13px}.text-link svg{width:17px;height:17px}.course-row,.course-row.featured{min-height:92px;gap:17px;padding:10px 13px;border-radius:10px}.course-thumb{width:68px;height:68px;border-radius:8px}.course-info{gap:2px}.course-info strong{font-size:16px}.course-info>span{font-size:13px}.course-info small{font-size:12px}.course-date{font-size:12px;margin-right:20px}.continue{gap:5px;font-size:13px}.continue svg{width:17px;height:17px}.page-section{max-width:1120px;padding:13px 8px 0}.page-title-row{margin:3px 0 28px}.page-title-row h1,.detail-hero h1{font-size:30px;letter-spacing:-.7px}.page-title-row p,.detail-hero p{font-size:14px}.overline{font-size:12px}.small-primary{padding:10px 15px;font-size:13px}.toolbar{margin-bottom:15px;font-size:13px}.course-cards{gap:10px}.course-card{min-height:92px;gap:16px;padding:12px 16px;border-radius:10px}.course-card img{width:62px;height:62px;border-radius:8px}.course-card strong{font-size:16px}.course-card small{font-size:13px}.course-card em{font-size:12px;margin-top:2px}.detail-hero img{width:86px;height:86px;border-radius:12px}.detail-hero{padding-bottom:26px}.surface-card{padding:19px}.card-heading h2,.settings-group h2{font-size:17px}.settings-group>p{font-size:13px}.empty-state{min-height:280px}.empty-state h2{font-size:18px}.file-row{padding:13px 17px}.modal h2{font-size:21px}.modal p{font-size:14px}}@media(min-width:901px)and (max-width:1199px){.sidebar{width:196px;min-width:196px;max-width:196px;flex-basis:196px}.content{padding:8px 28px 60px}.welcome{min-height:282px}.welcome h1{font-size:32px}.hero-subtitle{font-size:15px}.primary-cta{width:230px}.secondary-cta{width:208px}.course-date{margin-right:4px}}.connection-error{max-width:780px;display:flex;align-items:center;gap:12px;padding:16px 18px;border:1px solid #e89c70;border-radius:12px;background:var(--surface);color:var(--text);font-size:14px}.connection-error svg{color:#ec8052;flex:none}.connection-error span{flex:1}.connection-error button{border:0;background:var(--blue);color:#fff;padding:9px 13px;border-radius:8px;white-space:nowrap}.workspace-loading{padding:50px 10px;color:var(--muted)}.modal-input{width:100%;height:45px;padding:0 12px;margin:0 0 18px;border:1px solid var(--line);border-radius:9px;outline:none;background:var(--bg);color:var(--text);font:inherit}.modal-input:focus,.notes-card textarea:focus{border-color:var(--blue)}form.modal .modal-primary{width:100%;height:46px}.detail-edit,.secondary-small,.subtle-icon{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--line);background:var(--surface);color:var(--text);border-radius:9px;text-decoration:none;cursor:pointer}.detail-edit{padding:9px 13px;margin-left:auto;font-size:13px;white-space:nowrap}.detail-actions{display:flex;gap:10px;margin:20px 0 24px}.secondary-small{padding:9px 14px;font-size:13px;font-weight:600}.subtle-icon{width:34px;height:34px;flex:none}.subtle-icon:hover,.secondary-small:hover,.detail-edit:hover{border-color:var(--blue);color:var(--blue)}.material-row{display:flex;align-items:center;gap:11px;padding:12px 0;border-bottom:1px solid var(--line)}.material-row:last-child{border-bottom:0}.material-row>div{display:grid;gap:3px;min-width:0;flex:1}.material-row strong{font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.material-row small{font-size:11px;color:var(--muted)}.recording-entry{border-bottom:1px solid var(--line);padding-bottom:8px}.recording-entry:last-child{border-bottom:0}.recording-entry .material-row{border:0}.course-audio{width:100%;height:36px}.notes-card{margin-top:18px}.notes-card textarea{display:block;width:100%;min-height:150px;resize:vertical;margin:17px 0 13px;padding:13px;border:1px solid var(--line);border-radius:10px;outline:none;background:var(--bg);color:var(--text);font:inherit;font-size:14px;line-height:1.6}.small-primary:disabled{opacity:.45;cursor:default;filter:none;transform:none}.file-row audio{width:min(370px,100%);height:36px;margin-top:5px}.file-row>div{min-width:0}.file-row strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-row small{font-size:12px}.confirm-modal{max-width:430px}.confirm-modal .modal-icon{color:#df5964;background:#df59641f}@media(max-width:900px){.detail-hero{flex-wrap:wrap}.detail-edit{margin-left:0}.detail-grid{grid-template-columns:1fr}}@media(max-width:620px){.detail-actions{margin:15px 0}.detail-actions>button{flex:1}.file-row{gap:8px;padding:12px}.file-row .subtle-icon{width:30px;height:30px}.connection-error{flex-wrap:wrap}}.demo-badge{display:inline-flex;align-items:center;height:28px;padding:0 10px;border:1px solid rgba(73,124,255,.35);border-radius:999px;background:#2b5fe11c;color:#7fa4ff;font-size:12px;font-weight:700;white-space:nowrap;margin-top:-2px}.asr-option{display:flex;align-items:flex-start;gap:10px;margin-top:16px;padding:13px;border:1px solid var(--line);border-radius:10px;background:var(--surface);cursor:pointer}.asr-option input{width:17px;height:17px;flex:none;margin-top:2px;accent-color:var(--blue)}.asr-option span{display:grid;gap:3px}.asr-option strong{font-size:13px;color:var(--text)}.asr-option small,.asr-budget{font-size:11px;line-height:1.5;color:var(--muted)}.asr-option:has(input:disabled){opacity:.58;cursor:not-allowed}.asr-budget{margin:8px 0 14px!important}.live-transcript,.saved-transcript{margin:14px 0;padding:12px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}.live-transcript strong,.saved-transcript strong{font-size:12px;color:var(--text)}.live-transcript p,.saved-transcript p{margin:6px 0 0;color:var(--muted);font-size:13px;line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere}.live-transcript{max-height:180px;overflow:auto}.saved-transcript{margin:8px 0 0}.record-workspace,.record-detail{max-width:1190px!important;min-height:calc(100vh - 160px)}.record-page-heading{display:flex;align-items:end;justify-content:space-between;gap:22px;margin:8px 0 27px}.record-page-heading h1{font-size:clamp(25px,2.5vw,34px);line-height:1.25;letter-spacing:-.045em;margin:9px 0 8px}.record-page-heading p{font-size:13px;color:var(--muted);margin:0;line-height:1.6}.record-page-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(265px,.8fr);gap:18px;align-items:start}.record-workspace:has(.record-preview-card) .record-page-grid{grid-template-columns:minmax(0,1.12fr) minmax(360px,1fr)}.record-main-stack,.record-side-stack{display:grid;gap:16px;min-width:0}.record-stage-card,.record-transcript-card,.record-study-card,.record-playback-card,.record-detail-facts{background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.record-stage-card{padding:26px 29px 29px;min-height:330px}.record-stage-top{display:flex;align-items:center;gap:9px;color:var(--subtle);font-size:12px;font-weight:700}.record-stage-icon,.record-side-icon{width:39px;height:39px;border-radius:11px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center}.record-stage-card h2{font-size:19px;margin:23px 0 6px;letter-spacing:-.02em}.record-stage-card>p{color:var(--muted);font-size:13px;line-height:1.65;margin:0 0 23px}.record-stage-card select{display:block;width:100%;height:44px;margin:0 0 14px;padding:0 13px;background:var(--bg);border:1px solid var(--line);border-radius:9px;color:var(--text)}.record-asr-choice{display:flex;align-items:flex-start;gap:12px;padding:13px 14px;background:var(--bg);border:1px solid var(--line);border-radius:10px;cursor:pointer}.record-asr-choice:has(input:disabled){opacity:.62;cursor:not-allowed}.record-asr-choice input{width:17px;height:17px;flex:none;margin:2px 0 0;accent-color:var(--blue)}.record-asr-choice span{display:grid;gap:4px}.record-asr-choice strong{font-size:13px}.record-asr-choice small{color:var(--muted);font-size:11px;line-height:1.5}.record-stage-card .record-quota-note{margin:8px 0 18px;font-size:11px;color:var(--subtle)}.record-start-button,.record-stop-button,.record-secondary-button,.record-notes-link{display:inline-flex;align-items:center;justify-content:center;gap:9px;text-decoration:none;font-weight:700;border-radius:9px;min-height:43px;font-size:13px;cursor:pointer}.record-start-button{width:100%;border:1px solid var(--blue);background:var(--blue);color:#fff}.record-stop-button{border:1px solid #e74e58;background:#e74e58;color:#fff;padding:0 20px}.record-secondary-button{border:1px solid var(--line);background:var(--surface);color:var(--text);padding:0 16px}.record-start-button:hover,.record-stop-button:hover{filter:brightness(1.08)}.record-secondary-button:hover,.record-notes-link:hover{border-color:var(--blue);color:var(--blue)}.record-live-pill{display:flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid rgba(231,78,88,.3);border-radius:100px;background:#e74e5814;color:#e65b64;font-size:12px;font-weight:700;white-space:nowrap}.record-live-pill span{width:8px;height:8px;border-radius:50%;background:#e65b64;animation:pulse 1.5s infinite}.record-live-pill.paused{background:var(--blue-soft);border-color:var(--line);color:var(--blue)}.record-live-pill.paused span{background:var(--blue);animation:none}.record-counter-label{margin:25px 0 2px;text-align:center;color:var(--subtle);font-size:12px;font-weight:700}.record-big-timer{text-align:center;font-size:clamp(46px,6vw,72px);line-height:1.15;letter-spacing:-.05em;font-variant-numeric:tabular-nums;font-weight:700;margin:6px 0 12px}.record-signal{display:flex;justify-content:center;align-items:center;gap:9px;color:var(--muted);font-size:12px;margin:0 0 28px}.record-signal svg{color:var(--subtle)}.record-signal.is-live svg{color:var(--blue);animation:pulse 1.4s infinite}.record-stage-actions{display:flex;justify-content:center;gap:10px}.record-stage-actions button{min-width:145px}.record-stage-footnote{font-size:11px!important;text-align:center;margin:13px 0 0!important;color:var(--subtle)!important}.record-fallback{display:grid;gap:12px;margin-top:16px}.record-fallback audio{width:100%}.record-inline-error{display:flex;align-items:start;gap:7px;color:#ed6671!important;margin:13px 0 0!important;font-size:12px!important}.record-inline-error svg{flex:none;margin-top:1px}.record-transcript-card{min-height:265px;overflow:hidden}.record-panel-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:18px 22px;border-bottom:1px solid var(--line)}.record-panel-heading>span{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700}.record-panel-heading>span svg{color:var(--blue)}.record-panel-heading small{color:var(--subtle);font-size:11px}.record-transcript-body{padding:21px 23px;max-height:360px;overflow:auto}.record-transcript-body>p,.record-transcript-content{font-size:14px;line-height:1.8;color:var(--text);white-space:pre-wrap;overflow-wrap:anywhere;margin:0}.record-panel-empty{min-height:175px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;padding:20px;color:var(--subtle)}.record-panel-empty svg{color:var(--blue);opacity:.65}.record-panel-empty strong{font-size:13px;color:var(--text)}.record-panel-empty span{font-size:12px;line-height:1.55}.record-study-card{padding:23px}.record-study-card h2{font-size:17px;margin:20px 0 9px}.record-study-card>p{color:var(--muted);font-size:12px;line-height:1.75;margin:0 0 20px}.record-study-card>div:not(.record-side-icon){display:flex;align-items:center;gap:8px;margin-top:12px;color:var(--muted);font-size:12px}.record-study-card>div svg{color:var(--blue)}.record-privacy-card{display:flex;gap:9px;padding:16px 17px;border:1px solid var(--line);border-radius:12px;background:var(--blue-soft);color:var(--muted);font-size:11px;line-height:1.65}.record-privacy-card svg{flex:none;color:var(--blue);margin-top:1px}.record-entry-open{display:grid;gap:5px;min-width:0;flex:1;text-align:left;border:0;background:transparent;color:var(--text);padding:4px 0}.record-entry-open:hover strong{color:var(--blue)}.record-entry-open strong{font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.record-entry-open small{color:var(--muted);font-size:11px}.record-detail-heading .record-secondary-button{flex:none}.record-course-link{border:0;background:none;padding:0;color:var(--blue);font-size:inherit;font-weight:600}.record-course-link:hover{text-decoration:underline}.record-meta-dot{padding:0 8px;color:var(--subtle)}.record-playback-card{padding-bottom:21px}.record-playback-card audio{display:block;width:calc(100% - 44px);margin:20px 22px 0}.record-detail-transcript{min-height:380px}.record-detail-transcript .record-panel-heading button{display:flex;align-items:center;gap:6px;border:0;background:none;color:var(--blue);font-size:12px;font-weight:700}.record-transcript-content{padding:23px;min-height:300px}.record-notes-link{border:1px solid var(--line);background:var(--bg);color:var(--text);width:100%}.record-detail-facts{padding:8px 18px}.record-detail-facts>div{display:flex;justify-content:space-between;gap:10px;padding:13px 2px;border-bottom:1px solid var(--line);font-size:12px}.record-detail-facts>div:last-child{border:0}.record-detail-facts span{color:var(--muted)}.record-detail-facts strong{text-align:right;overflow-wrap:anywhere}.record-delete-button{display:flex;align-items:center;justify-content:center;gap:7px;border:0;background:none;color:#e66c75;font-size:12px;padding:9px}.record-mode-heading{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:13px 0 9px;font-size:12px}.record-mode-heading>span{font-size:10px;color:var(--subtle)}.record-mode-switch{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-bottom:15px}.record-mode-switch button{text-align:left;display:grid;gap:5px;padding:12px 13px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--text);cursor:pointer}.record-mode-switch button.selected{border-color:var(--blue);background:var(--blue-soft);box-shadow:inset 0 0 0 1px var(--blue)}.record-mode-switch strong{font-size:12px}.record-mode-switch small{font-size:10px;color:var(--muted);line-height:1.4}.record-mode-notice{display:flex;gap:9px;background:var(--blue-soft);border:1px solid var(--line);border-radius:10px;padding:12px;font-size:11px;line-height:1.6;color:var(--muted);margin-bottom:16px}.record-mode-notice svg{flex:none;color:var(--blue)}.record-target-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:12px}.record-target-row label{font-size:12px;font-weight:650;white-space:nowrap}.record-stage-card .record-target-row select{max-width:190px;margin:0;height:36px;font-size:12px}.record-stage-card .record-translation-note{font-size:11px;margin:7px 0 2px;color:var(--subtle)}.record-start-button:disabled{cursor:not-allowed;opacity:.55;filter:none}.record-lyrics{padding:7px 16px 13px;max-height:470px;overflow:auto;scroll-behavior:smooth}.record-lyric-line{padding:15px 12px 16px;border-bottom:1px solid var(--line);border-left:3px solid transparent;transition:background .2s,border-color .2s}.record-lyric-line:last-of-type{border-bottom:0}.record-lyric-line.current{border-left-color:var(--blue);background:var(--blue-soft);border-radius:0 9px 9px 0}.record-lyric-meta{display:flex;align-items:center;gap:12px;color:var(--subtle);font-size:11px;font-weight:600}.record-lyric-time{font-variant-numeric:tabular-nums;color:var(--blue);font-weight:750}.record-lyric-processing{font-size:10px;color:var(--blue)}.record-lyric-original{font-size:15px;line-height:1.55;font-weight:650;color:var(--text);margin:8px 0 5px;overflow-wrap:anywhere}.record-lyric-translation{font-size:13px;line-height:1.6;color:var(--muted);margin:0;overflow-wrap:anywhere}.record-lyric-translation.pending{opacity:.65}.record-demo-watermark{display:block;color:var(--subtle);font-size:10px;text-align:center;margin:8px 0 3px}.record-preview-card .record-lyrics{max-height:390px}.record-detail-transcript .record-lyrics{max-height:none}.record-lyrics.translation-first .record-lyric-translation{font-size:15px;font-weight:700;color:var(--text);margin:8px 0 4px}.record-lyrics.translation-first .record-lyric-original{font-size:12px;font-weight:450;color:var(--muted);margin:0}.record-lyrics.translation-first .record-lyric-line.current{border-left-color:#a86cff;background:linear-gradient(90deg,rgba(126,76,255,.15),transparent)}.record-comparison-card{padding:21px 22px;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.record-comparison-card h2{font-size:16px;margin:8px 0 13px}.record-comparison-card>div{padding:11px 0;border-top:1px solid var(--line)}.record-comparison-card strong{font-size:12px}.record-comparison-card p{font-size:11px;line-height:1.6;color:var(--muted);margin:5px 0 0}.record-comparison-card>small{display:block;border-top:1px solid var(--line);padding-top:12px;font-size:10px;line-height:1.6;color:var(--subtle)}@media(max-width:960px){.record-page-grid,.record-workspace:has(.record-preview-card) .record-page-grid{grid-template-columns:1fr}.record-side-stack{grid-template-columns:1fr 1fr}.record-study-card{min-height:100%}.record-preview-card{grid-column:1/-1}}@media(max-width:620px){.record-page-heading{align-items:start;flex-direction:column;margin-bottom:20px}.record-page-heading h1{font-size:25px}.record-page-grid{gap:12px}.record-side-stack{grid-template-columns:1fr}.record-stage-card{padding:20px;min-height:0}.record-stage-card h2{margin-top:18px}.record-big-timer{font-size:52px}.record-stage-actions{display:grid;grid-template-columns:1fr 1fr}.record-stage-actions button{min-width:0}.record-panel-heading{padding:15px 17px}.record-transcript-body,.record-transcript-content{padding:18px}.record-detail-heading .record-secondary-button{width:100%}.record-playback-card audio{width:calc(100% - 34px);margin:17px 17px 0}.record-mode-switch{grid-template-columns:1fr 1fr}.record-mode-switch button{padding:10px}.record-lyrics{padding:5px 9px 12px}.record-lyric-original{font-size:14px}}.marketing{--m-bg:#050914;--m-surface:#09111f;--m-surface-2:#0c1628;--m-border:rgba(141,168,222,.18);--m-text:#f5f8ff;--m-muted:#9baac5;--m-blue:#2f6eff;min-height:100vh;background:var(--m-bg);color:var(--m-text);font-family:Inter,Noto Sans SC,Noto Sans KR,Noto Sans JP,sans-serif;overflow:hidden}.marketing *{box-sizing:border-box}.marketing button,.marketing a{font:inherit}.marketing button{cursor:pointer}.marketing-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-size:18px;font-weight:700;letter-spacing:-.35px;white-space:nowrap}.marketing-brand img{width:25px;height:25px}.marketing-nav{height:78px;position:absolute;top:0;left:50%;transform:translate(-50%);z-index:20;width:min(1420px,calc(100% - 64px));display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(159,181,225,.08)}.marketing-nav>nav{display:flex;align-items:center;gap:37px}.marketing-nav button,footer button{border:0;background:none;color:#b6c1d5}.marketing-nav>nav button:hover,footer button:hover{color:#fff}.nav-actions{display:flex;align-items:center;gap:12px}.login{padding:10px}.nav-cta,.solid-cta{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid #4e82ff!important;background:#2f6eff!important;color:#fff!important;border-radius:9px;font-weight:700;box-shadow:0 12px 30px #225cff47;transition:.2s}.nav-cta{padding:12px 17px}.nav-cta:hover,.solid-cta:hover{background:#4a7fff!important;transform:translateY(-1px)}.language-picker{position:relative}.language-picker>button{display:flex;align-items:center;gap:7px;padding:9px 10px}.language-picker>div{position:absolute;right:0;top:44px;width:142px;background:#101a2c;border:1px solid var(--m-border);padding:6px;border-radius:10px;box-shadow:0 18px 50px #0006}.language-picker>div button{width:100%;padding:9px 10px;display:flex;align-items:center;justify-content:space-between;border-radius:7px;text-align:left}.language-picker>div button:hover,.language-picker>div button.selected{background:#172540;color:#fff}.mobile-menu{display:none}.marketing-hero{position:relative;min-height:960px;padding:182px max(5vw,48px) 100px;background-image:url(/assets/marketing-aurora.png);background-size:cover;background-position:center top;border-bottom:1px solid var(--m-border)}.marketing-hero:after{content:"";position:absolute;inset:auto 0 0;height:1px;background:#1e59ff;opacity:.55}.hero-copy{position:relative;z-index:2;width:48%;max-width:700px}.section-label{display:block;color:#8ea8d7;font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;margin-bottom:22px}.hero-copy h1{font-size:clamp(54px,5.2vw,82px);line-height:1.03;letter-spacing:-.052em;margin:0 0 26px;max-width:760px}.hero-copy h1 em{font-style:normal;color:#4a7fff}.hero-copy>p{color:#b5bfd1;font-size:19px;line-height:1.7;max-width:620px;margin:0 0 32px}.marketing-actions{display:flex;gap:13px;flex-wrap:wrap}.solid-cta,.outline-cta{min-height:54px;padding:0 23px;border-radius:9px;font-size:15px;font-weight:700}.outline-cta{display:inline-flex;align-items:center;gap:10px;color:#eef3ff;background:#070d1bc2;border:1px solid rgba(164,184,225,.35)}.outline-cta svg{color:#6c96ff}.support-line{display:flex;align-items:center;gap:8px;color:#9aa9c2;margin-top:22px}.support-line svg{color:#6f94ef}.hero-product{position:absolute;z-index:3;top:150px;right:max(3vw,32px);width:min(53vw,800px);perspective:1200px}.product-window{display:grid;grid-template-columns:150px 1fr;min-height:460px;background:#09111f;border:1px solid rgba(127,164,239,.32);border-radius:18px;box-shadow:0 38px 100px #0000008c,0 0 70px #2d5dff21;overflow:hidden}.product-rail{display:flex;flex-direction:column;gap:8px;padding:22px 13px;background:#07101d;border-right:1px solid rgba(130,157,209,.14)}.product-rail .marketing-brand{font-size:12px;margin:0 5px 20px}.product-rail .marketing-brand img{width:18px;height:18px}.product-rail>span{display:flex;gap:8px;align-items:center;padding:10px 9px;color:#7f90ad;font-size:11px;border-radius:7px}.product-rail>span.rail-active{background:#112449;color:#fff}.product-main{padding:19px;min-width:0}.recording-bar{min-height:92px;background:#07101d;border:1px solid rgba(125,151,201,.12);border-radius:10px;padding:15px;display:flex;align-items:center;gap:11px}.recording-bar .record-dot{width:10px;height:10px;border-radius:50%;background:#ef4d55;box-shadow:0 0 0 7px #ef4d551f}.recording-bar div:not(.waveform){display:grid;gap:3px}.recording-bar small{color:#bfc9da}.recording-bar strong{font-size:11px;color:#7486a3}.waveform{margin-left:auto;color:#4c7dff;font-size:17px;letter-spacing:-2px;white-space:nowrap}.lesson-heading{display:grid;gap:8px;margin:18px 0}.lesson-heading span{font-size:10px;color:#7384a0}.lesson-heading strong{font-size:15px}.product-tabs{display:flex;gap:25px;border-bottom:1px solid rgba(127,151,198,.15)}.product-tabs button{border:0;background:none;color:#7486a5;padding:8px 1px;font-size:10px;border-bottom:2px solid transparent}.product-tabs button.active{color:#72a0ff;border-color:#3975ff}.notes-layout{display:grid;grid-template-columns:1.5fr .8fr;gap:10px;margin-top:12px}.notes-card,.assistant-card{background:#0b1628;border:1px solid rgba(128,152,204,.13);border-radius:9px;padding:14px;font-size:10px}.notes-card>strong{display:block;color:#e8efff;font-size:11px;margin-bottom:7px}.notes-card ul{padding-left:17px;color:#aebbd0;line-height:1.6;margin:0 0 12px}.topic-pills{display:flex;flex-wrap:wrap;gap:5px}.topic-pills span{padding:5px 7px;border-radius:20px;background:#152440;color:#9db3d7}.assistant-card{display:flex;flex-direction:column;gap:7px}.assistant-card>strong{display:flex;gap:6px;align-items:center;color:#cab7ff}.assistant-card button{padding:7px;text-align:left;border:0;border-radius:6px;background:#13223a;color:#aebbd0;font-size:9px}.assistant-card>div{margin-top:auto;display:flex;justify-content:space-between;align-items:center;border:1px solid rgba(118,149,210,.18);padding:8px;border-radius:6px;color:#70839f}.float-card{position:absolute;z-index:5;display:flex;align-items:center;gap:11px;padding:13px 16px;width:180px;border:1px solid rgba(134,165,255,.34);border-radius:12px;background:#122653;color:#85a9ff;box-shadow:0 18px 45px #00000061;font-size:12px}.float-card span{display:grid;gap:3px}.float-card strong{color:#fff;font-size:10px}.float-card.audio{top:-48px;left:110px;transform:rotate(-5deg)}.float-card.files{top:-28px;right:30px;transform:rotate(5deg)}.float-card.study{bottom:-47px;right:120px;transform:rotate(4deg)}.hero-stats{position:absolute;z-index:3;left:max(5vw,48px);bottom:82px;display:flex;gap:38px}.hero-stats>div{display:grid;gap:4px;padding-right:38px;border-right:1px solid rgba(159,179,218,.24)}.hero-stats>div:last-child{border:0}.hero-stats strong{font-size:24px}.hero-stats span{color:#93a3bf;font-size:13px}.section-shell{width:min(1320px,calc(100% - 96px));margin:auto;padding:110px 0}.flow-section{border-bottom:1px solid var(--m-border)}.section-shell h2,.final-cta h2{font-size:clamp(38px,4vw,62px);line-height:1.05;letter-spacing:-.045em;margin:0}.section-intro,.showcase-copy>p,.impact-heading>p{color:var(--m-muted);font-size:17px;line-height:1.7}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:58px}.steps article{position:relative;padding:30px;min-height:270px;background:var(--m-surface);border:1px solid var(--m-border);border-radius:14px}.steps article>svg{color:#4e7fff;margin-top:36px}.step-number{position:absolute;top:25px;right:26px;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:#2f6eff;font-weight:700}.steps h3,.benefit-grid h3{font-size:19px;margin:18px 0 9px}.steps p,.benefit-grid p,.story-grid p{color:var(--m-muted);line-height:1.65;margin:0}.showcase{display:grid;grid-template-columns:.72fr 1.5fr;align-items:center;gap:80px}.showcase .product-window{min-height:500px}.showcase-copy h2{font-size:clamp(40px,4.5vw,68px)}.showcase-copy ul{list-style:none;padding:0;margin:28px 0 0;display:grid;gap:13px}.showcase-copy li{display:flex;align-items:center;gap:10px;color:#c8d2e5}.showcase-copy li svg{width:20px;height:20px;border-radius:50%;padding:3px;background:#2f6eff;color:#fff}.impact{border-top:1px solid var(--m-border)}.impact-heading{display:grid;grid-template-columns:1fr .8fr;gap:70px;align-items:end}.impact-heading>p{margin:0}.benefit-grid,.story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.benefit-grid{margin:54px 0 88px}.benefit-grid article{display:flex;gap:18px;padding:24px;background:var(--m-surface);border:1px solid var(--m-border);border-radius:13px}.benefit-grid article>svg{color:#4d7eff;width:31px;height:31px;flex:none}.benefit-grid h3{margin:0 0 8px}.benefit-grid p{font-size:14px}.stories-label{margin-bottom:22px}.story-grid article{display:flex;min-height:260px;flex-direction:column;justify-content:space-between;padding:27px;background:var(--m-surface);border:1px solid var(--m-border);border-radius:14px}.story-grid article>p{font-size:16px;color:#c8d2e5}.story-grid article>div{display:flex;align-items:center;gap:13px}.story-grid img{width:48px;height:48px;border-radius:50%;object-fit:cover}.story-grid span{display:grid;gap:3px}.story-grid small{color:#7f91ad}.final-cta{min-height:480px;padding:110px 24px;display:flex;align-items:center;flex-direction:column;text-align:center;background-image:url(/assets/marketing-aurora.png);background-size:cover;background-position:center;border-top:1px solid var(--m-border);border-bottom:1px solid var(--m-border)}.final-cta h2{max-width:900px}.final-cta p{color:#b6c2d5;font-size:18px;margin:18px 0 30px}.final-cta small{display:flex;align-items:center;gap:7px;color:#9aabc5;margin-top:17px}.final-cta small svg{color:#6c94ff}footer{width:min(1420px,calc(100% - 64px));min-height:180px;margin:auto;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:40px}footer>div{display:grid;gap:9px}footer>div small{color:#6f819e}footer nav{display:flex;gap:28px;align-items:center}footer nav:last-child{justify-content:flex-end}footer a,footer span{color:#8798b4;text-decoration:none;font-size:13px}@media(max-width:1100px){.marketing-nav>nav{display:none}.hero-product{position:relative;top:auto;right:auto;width:100%;margin:95px auto 0}.marketing-hero{padding-top:150px}.hero-copy{width:100%;max-width:720px}.marketing-hero{min-height:auto}.hero-stats{position:relative;left:auto;bottom:auto;margin-top:80px}.showcase{grid-template-columns:1fr;gap:50px}.impact-heading{grid-template-columns:1fr}.mobile-menu{display:flex!important;color:#fff!important}.marketing-nav>nav.open{display:flex;position:absolute;top:70px;left:0;right:0;align-items:stretch;flex-direction:column;gap:0;padding:12px;background:#0a1323;border:1px solid var(--m-border);border-radius:12px}.marketing-nav>nav.open button{padding:13px;text-align:left}.nav-actions .login,.nav-actions .nav-cta{display:none}.product-window{min-height:420px}}@media(max-width:760px){.marketing-nav{width:calc(100% - 32px)}.nav-actions{margin-left:auto}.language-picker>button{font-size:0}.language-picker>button svg{font-size:initial}.marketing-hero{padding:125px 20px 70px;background-position:63% top}.hero-copy h1{font-size:44px}.hero-copy>p{font-size:16px}.marketing-actions{display:grid}.solid-cta,.outline-cta{width:100%}.hero-product{margin-top:70px}.float-card{display:none}.product-window{grid-template-columns:1fr;min-height:0}.product-rail{display:none}.product-main{padding:12px}.notes-layout{grid-template-columns:1fr}.assistant-card{display:none}.waveform{font-size:12px}.hero-stats{gap:15px;margin-top:54px}.hero-stats>div{padding-right:15px}.hero-stats strong{font-size:18px}.hero-stats span{font-size:10px}.section-shell{width:calc(100% - 40px);padding:78px 0}.steps,.benefit-grid,.story-grid{grid-template-columns:1fr}.steps{margin-top:36px}.steps article{min-height:230px}.impact-heading{gap:12px}.benefit-grid{margin:38px 0 64px}.story-grid article{min-height:220px}.final-cta{min-height:420px}.final-cta h2{font-size:42px}footer{width:calc(100% - 40px);grid-template-columns:1fr;padding:48px 0;align-items:start}footer nav,footer nav:last-child{justify-content:flex-start;flex-wrap:wrap}}@media(prefers-reduced-motion:reduce){.marketing *{scroll-behavior:auto!important;transition:none!important}}.hero-copy{width:42%;max-width:580px}.hero-copy h1{font-size:clamp(52px,5vw,78px);max-width:720px}.hero-copy>p{font-size:18px;max-width:525px}@media(max-width:1100px){.hero-copy{width:100%;max-width:720px}}@media(max-width:760px){.hero-copy h1{font-size:44px}.hero-copy>p{font-size:16px}}.coming-soon-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:grid;place-items:center;padding:20px;background:#020713c7;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.coming-soon-dialog{position:relative;width:min(100%,420px);padding:36px;text-align:center;border:1px solid rgba(127,164,239,.3);border-radius:20px;background:linear-gradient(145deg,#13223d,#0a1325 72%);box-shadow:0 30px 100px #0000008c,0 0 75px #2f6eff26}.coming-soon-close{position:absolute;top:13px;right:13px;display:grid;place-items:center;width:34px;height:34px;border:0;border-radius:8px;background:transparent;color:#aebbd4}.coming-soon-close:hover{background:#ffffff14;color:#fff}.coming-soon-icon{display:grid;place-items:center;width:56px;height:56px;margin:0 auto 19px;border-radius:17px;background:linear-gradient(135deg,#2662f0,#8464ed);color:#fff;box-shadow:0 12px 28px #2f6eff40}.coming-soon-dialog h2{margin:0 0 11px;color:#fff;font-size:26px;letter-spacing:-.03em}.coming-soon-dialog p{margin:0 0 26px;color:#adbbd3;font-size:14px;line-height:1.7}.coming-soon-confirm{min-width:130px;min-height:42px;padding:0 23px;border:1px solid #4e82ff;border-radius:9px;background:#2f6eff;color:#fff;font-weight:700}.coming-soon-confirm:hover{background:#4a7fff}.marketing[data-language=zh] .hero-copy{max-width:590px}.marketing[data-language=zh] .hero-copy h1{max-width:590px;font-size:clamp(42px,3.7vw,56px);line-height:1.14;letter-spacing:-.035em}@media(max-width:760px){.marketing[data-language=zh] .hero-copy h1{font-size:clamp(36px,10.5vw,42px);line-height:1.16}}