.sidebar{width:200px;height:100vh;background:var(--sidebar);border-right:none;box-shadow:3px 0 20px #2c2b2812;display:flex;flex-direction:column;flex-shrink:0}[data-theme=dark] .sidebar{box-shadow:none;border-right:1px solid var(--border)}.sidebar-logo{display:flex;align-items:center;padding:18px 16px;border-bottom:1px solid var(--border)}.sidebar-logo-img{height:22px;width:auto;display:block}.sidebar-plan-badge{display:flex;align-items:center;gap:8px;padding:10px 16px;border-bottom:1px solid var(--border);text-decoration:none}.sidebar-plan-usage{font-size:11px;color:var(--text-2)}.sidebar-nav{padding:12px 8px;flex:1;display:flex;flex-direction:column;gap:2px;overflow-y:auto}.sidebar-link{display:block;padding:8px 12px;border-radius:8px;color:var(--text-2);text-decoration:none;font-size:13px;transition:background .12s,color .12s}.sidebar-link:hover{background:var(--surface-2);color:var(--text)}.sidebar-link--active{background:var(--accent-bg);color:var(--accent);font-weight:500}.sidebar-admin-sep{margin-top:8px;padding-top:10px;border-top:1px solid var(--border)}.sidebar-bottom{padding:12px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:8px}.sidebar-user{display:flex;align-items:center;gap:10px;padding:2px 6px;margin:0 -6px;border-radius:8px;text-decoration:none;transition:background .12s}.sidebar-user:hover{background:var(--surface-2)}.sidebar-avatar-sq{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:13px;flex-shrink:0;letter-spacing:.01em}.sidebar-user-info{flex:1;min-width:0}.sidebar-user-name{font-size:12px;font-weight:500;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar-user-sub{font-size:10px;color:var(--text-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:1px}.sidebar-theme-btn{background:none;border:1px solid var(--border);color:var(--text-2);font-size:12px;padding:6px 10px;border-radius:8px;width:100%;text-align:left;cursor:pointer;transition:background .12s,color .12s,border-color .12s;display:flex;align-items:center;gap:6px}.sidebar-theme-btn:hover{background:var(--surface-2);color:var(--text);border-color:var(--accent-border);opacity:1}.layout{display:flex;height:100vh;overflow:hidden}.layout-main{flex:1;padding:24px;overflow-y:auto;min-height:0}.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}.auth-card{width:360px;padding:32px}.auth-card--wide{width:400px}.auth-title{text-align:center;margin-bottom:4px}.auth-logo-img{height:28px;width:auto}.auth-subtitle{color:var(--text-2);text-align:center;font-size:13px;margin-bottom:24px}.auth-form{display:flex;flex-direction:column;gap:14px}.auth-field{display:flex;flex-direction:column;gap:6px}.auth-error{background:var(--danger-bg);color:var(--danger-text);padding:8px 12px;border-radius:8px;font-size:13px;margin-bottom:4px}.auth-submit-btn{width:100%;padding:10px}.auth-footer{text-align:center;margin-top:16px;color:var(--text-2);font-size:13px}.image-preview-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:24px;background:#000000b3}.image-preview-box{position:relative;max-width:min(480px,100%);max-height:100%;background:var(--surface);border-radius:16px;overflow:hidden;display:flex;flex-direction:column}.image-preview-img{display:block;width:100%;max-height:80vh;object-fit:contain;background:var(--surface-2)}.image-preview-close{position:absolute;top:8px;right:8px;width:32px;height:32px;border-radius:50%;border:none;background:#0000008c;color:#fff;font-size:20px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center}.image-preview-title{padding:10px 14px;font-size:14px;font-weight:600;color:var(--text);text-align:center}.register-steps{display:flex;justify-content:center;gap:6px;margin-bottom:24px}.register-step-dot{width:8px;height:8px;border-radius:50%;background:var(--border);display:inline-block;transition:background .2s}.register-step-dot--active{background:var(--accent)}.register-toggle{display:flex;gap:8px}.register-toggle-btn{flex:1;padding:8px 0;border:1px solid var(--border);background:var(--surface);font-size:14px;color:var(--text-2)}.register-toggle-btn--active{background:var(--accent);color:#fff;border-color:var(--accent)}.register-actions{display:flex;gap:8px}.register-back-btn{padding:10px 16px;border:1px solid var(--border);background:var(--surface);font-size:14px;color:var(--text-2)}.register-submit-btn{flex:1;padding:10px}.avatar-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(92px,1fr));gap:10px}.avatar-grid-card{display:flex;flex-direction:column;align-items:center;gap:4px;padding:6px;border-radius:12px;border:2px solid transparent;cursor:pointer;transition:border-color .15s,background .15s}.avatar-grid-card:hover{background:var(--surface-2)}.avatar-grid-card--active{border-color:var(--accent);background:var(--accent-bg)}.avatar-grid-thumb{position:relative;width:100%;aspect-ratio:3 / 4;border-radius:10px;overflow:hidden;background:var(--surface-2)}.avatar-grid-img{width:100%;height:100%;object-fit:cover;object-position:top center;display:block}.avatar-grid-fallback{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px;font-weight:600}.avatar-grid-zoom-btn{position:absolute;top:4px;right:4px;width:24px;height:24px;border-radius:50%;border:none;background:#0000008c;color:#fff;font-size:12px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center}.avatar-grid-name{font-size:11px;font-weight:600;text-align:center}.avatar-grid-style{font-size:10px;color:var(--text-2);text-align:center}.avatar-demo-card{display:flex;gap:12px;align-items:center;padding:12px 14px;border-radius:12px;border:1px solid var(--border);background:var(--surface-2)}.avatar-demo-thumb{position:relative;flex-shrink:0;width:58px;height:80px;border-radius:8px;overflow:hidden;background:var(--border)}.avatar-demo-thumb-img{width:100%;height:100%;object-fit:cover;object-position:top center}.avatar-demo-play-btn{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#0000004d;color:#fff;font-size:18px}.avatar-demo-content{display:flex;flex-direction:column;gap:5px;min-width:0}.avatar-demo-tag{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--accent)}.avatar-demo-speech{font-size:13px;color:var(--text);line-height:1.5;font-style:italic}.avatar-demo-hint{font-size:11px;color:var(--text-3)}.voice-list{display:flex;flex-direction:column;gap:8px}.welcome-page{min-height:100vh;background:var(--bg);display:flex;align-items:center;justify-content:center;padding:40px 24px;overflow:hidden;position:relative}.welcome-orb{position:fixed;border-radius:50%;filter:blur(90px);pointer-events:none;z-index:0}.welcome-orb--1{width:560px;height:560px;background:radial-gradient(circle,rgba(232,105,47,.12) 0%,transparent 65%);top:-160px;right:-120px}.welcome-orb--2{width:440px;height:440px;background:radial-gradient(circle,rgba(232,105,47,.08) 0%,transparent 65%);bottom:-100px;left:-100px}[data-theme=dark] .welcome-orb--1{background:radial-gradient(circle,rgba(240,122,69,.22) 0%,transparent 65%)}[data-theme=dark] .welcome-orb--2{background:radial-gradient(circle,rgba(240,122,69,.14) 0%,transparent 65%)}.welcome-content{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;text-align:center;max-width:900px;width:100%}.welcome-logo{display:flex;justify-content:center;margin-bottom:6px;animation:hero-rise .5s ease both}.welcome-logo-img{height:44px;width:auto}.welcome-pretitle{font-size:13px;font-weight:500;color:var(--accent);letter-spacing:.06em;text-transform:uppercase;margin-bottom:14px;animation:hero-rise .5s ease .05s both}.welcome-tagline{font-size:17px;color:var(--text-2);line-height:1.6;margin-bottom:44px;max-width:420px;animation:hero-rise .5s ease .1s both}.welcome-examples{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;width:100%;margin-bottom:40px}.welcome-example-card{background:var(--surface);border-radius:16px;padding:22px 16px 18px;box-shadow:0 2px 16px #2c2b2814,0 1px 3px #2c2b280a;display:flex;flex-direction:column;align-items:center;gap:8px;cursor:default;transition:transform .22s ease,box-shadow .22s ease;animation:card-rise .45s ease var(--delay, .15s) both}.welcome-example-card:hover{transform:translateY(-6px);box-shadow:0 10px 32px #2c2b281f,0 2px 6px #2c2b280f}[data-theme=dark] .welcome-example-card:hover{box-shadow:0 10px 32px #00000073,0 2px 6px #0000004d}.welcome-example-preview-wrap{height:56px;display:flex;align-items:center;justify-content:center;margin-bottom:2px}.welcome-example-preview{border-radius:5px;opacity:.9}.welcome-example-icon{font-size:22px;line-height:1}.welcome-example-title{font-size:13px;font-weight:600;color:var(--text)}.welcome-example-desc{font-size:11px;color:var(--text-2);line-height:1.45;text-align:center}.welcome-cta{font-size:15px;font-weight:600;padding:13px 36px;border-radius:12px;animation:hero-rise .5s ease .5s both,cta-glow 3s ease-in-out 1s infinite;margin-bottom:14px}.welcome-footnote{font-size:12px;color:var(--text-3);animation:hero-rise .5s ease .55s both}@keyframes hero-rise{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes card-rise{0%{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}@keyframes cta-glow{0%,to{box-shadow:0 2px 8px #e8692f47}50%{box-shadow:0 4px 22px #e8692f73}}.dash-heading{font-size:18px;font-weight:500;margin-bottom:4px}.dash-sub{color:var(--text-2);font-size:13px;margin-bottom:20px}.dash-stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:8px}.dash-hidden{display:none}.dash-stat-card{padding:14px 16px}.dash-stat-label{font-size:12px;color:var(--text-2);margin-bottom:6px}.dash-stat-value{font-size:22px;font-weight:500}.dash-section-title{font-size:15px;font-weight:500;margin-top:24px;margin-bottom:0}.dash-video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));align-items:start;gap:12px;margin-top:12px}.dash-video-card{padding:0;overflow:hidden}.dash-video-thumb{width:100%;background:var(--surface-2);display:flex;align-items:center;justify-content:center;font-size:28px;overflow:hidden}.dash-video-thumb-media{width:100%;height:100%;object-fit:contain}.dash-video-info{padding:10px 12px;display:flex;justify-content:space-between;align-items:center;gap:8px}.dash-video-title{font-size:12px;font-weight:500;flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text)}.dash-empty{color:var(--text-2);font-size:13px;margin-top:12px}.dash-demo-badge{font-size:10px;font-weight:400;color:var(--text-2);background:var(--surface-2);border:1px solid var(--border);border-radius:100px;padding:2px 8px;vertical-align:middle;margin-left:6px}.dash-stat-card--demo{opacity:.85}.dash-charts{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}.dash-panel-title{font-size:13px;font-weight:500;margin-bottom:14px}.dash-table{width:100%;border-collapse:collapse}.dash-th{font-size:11px;color:var(--text-2);text-align:left;padding-bottom:6px;border-bottom:1px solid var(--border)}.dash-td{font-size:12px;padding:7px 0;border-bottom:1px solid var(--border)}.dash-bar-row{display:flex;align-items:center;gap:8px;margin-bottom:10px}.dash-bar-label{font-size:11px;color:var(--text-2);width:100px;flex-shrink:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dash-bar-track{flex:1;height:6px;background:var(--surface-2);border-radius:3px}.dash-bar-fill{height:100%;background:var(--accent);border-radius:3px}.dash-bar-val{font-size:11px;color:var(--text-2);width:50px;text-align:right}.videos-heading{font-size:18px;font-weight:500;margin-bottom:20px}.videos-form-card{margin-bottom:20px;padding:20px}.videos-tab-bar{display:flex;border-bottom:1px solid var(--border);margin-bottom:16px}.videos-tab-btn{padding:10px 18px;background:none;border:none;border-bottom:2px solid transparent;border-radius:0;font-size:13px;color:var(--text-2);font-weight:400;cursor:pointer;margin-bottom:-1px;transition:color .15s}.videos-tab-btn--active{color:var(--accent);font-weight:600;border-bottom-color:var(--accent)}.videos-form-grid{display:flex}.videos-form-left{flex:1;min-width:0;padding-right:24px;display:flex;flex-direction:column;gap:18px}.videos-col-divider{width:1px;background:var(--border-2);flex-shrink:0}.videos-form-right{flex:1;min-width:0;padding-left:24px;display:flex;flex-direction:column;gap:18px}.videos-col-title{font-size:13px;font-weight:600;color:var(--text)}.videos-form-footer{margin-top:24px;padding-top:16px;border-top:1px solid var(--border-2);display:flex;align-items:center;gap:12px}.videos-form-footer-hint{font-size:12px;color:var(--text-2)}.videos-label{display:block;font-size:12px;color:var(--text-2);margin-bottom:6px}.videos-label-hint{color:var(--text-3);font-weight:400}.videos-help-btn{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:16px;height:16px;padding:0;margin-left:4px;border-radius:50%;border:1px solid var(--border);background:var(--surface-2);color:var(--text-2);font-size:10px;line-height:1;cursor:pointer;vertical-align:middle}.videos-help-btn:hover{border-color:var(--accent);color:var(--accent)}.videos-help-hint{font-size:12px;color:var(--text-2);background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:8px 10px;margin:-2px 0 8px}.videos-voiceover-field{display:flex;align-items:center;gap:8px;margin-top:14px;font-size:13px;color:var(--text);cursor:pointer}.videos-voiceover-field:has(input:disabled){color:var(--text-3);cursor:not-allowed}.videos-voiceover-hint{color:var(--text-3);font-weight:400}.videos-error{background:var(--danger-bg);color:var(--danger-text);padding:8px 12px;border-radius:8px;font-size:13px;margin-bottom:12px}.videos-llm-banner{background:var(--warning-bg);color:var(--warning-text);border:1px solid var(--warning-border);padding:8px 12px;border-radius:8px;font-size:12px;margin-bottom:10px}.videos-avatar-layout{display:flex;gap:16px;align-items:flex-start}.videos-avatar-fields{flex:1;min-width:0;display:flex;flex-direction:column;gap:18px}.videos-avatar-portrait-col{flex-shrink:0;width:140px;display:flex;flex-direction:column;gap:0}.videos-avatar-portrait-card{border-radius:14px;overflow:hidden;border:1px solid var(--border);background:var(--surface-2)}.videos-avatar-portrait-img{width:100%;aspect-ratio:3 / 4;object-fit:cover;object-position:top center;display:block;cursor:zoom-in}.videos-avatar-portrait-fallback{width:100%;aspect-ratio:3 / 4;display:flex;align-items:center;justify-content:center;color:#fff;font-size:28px;font-weight:600}.videos-avatar-portrait-meta{padding:8px 10px 10px;display:flex;flex-direction:column;gap:2px}.videos-avatar-portrait-name{font-size:13px;font-weight:600}.videos-avatar-portrait-style{font-size:11px;color:var(--text-2)}.avatar-badge{border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;flex-shrink:0}.avatar-badge--photo{object-fit:cover;display:block}.videos-mode-toggle{display:flex;margin-bottom:8px}.videos-mode-btn{padding:5px 14px;border:1px solid var(--border);border-radius:0;background:var(--surface-2);color:var(--text-2);font-size:12px;font-weight:400;cursor:pointer}.videos-mode-btn:first-child{border-radius:6px 0 0 6px}.videos-mode-btn:last-child{border-radius:0 6px 6px 0}.videos-mode-btn--active{border-color:var(--accent-border);background:var(--accent-bg);color:var(--accent);font-weight:600}.videos-platform-grid{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}.videos-platform-btn{padding:5px 14px;border-radius:6px;border:1px solid var(--border);background:var(--surface-2);color:var(--text-2);font-size:12px;font-weight:400;cursor:pointer}.videos-platform-btn--active{border-color:var(--accent-border);background:var(--accent-bg);color:var(--accent);font-weight:600}.videos-fmt-grid{display:flex;gap:8px;flex-wrap:wrap}.videos-fmt-btn{display:flex;flex-direction:column;align-items:center;padding:8px 10px;border-radius:8px;border:2px solid var(--border);background:var(--surface);cursor:pointer;gap:4px;min-width:64px;transition:border-color .15s,background .15s}.videos-fmt-btn--active{border-color:var(--accent-border);background:var(--accent-bg)}.videos-fmt-preview-wrap{height:38px;display:flex;align-items:center;justify-content:center}.videos-fmt-preview{background:var(--border);border-radius:3px;transition:background .15s}.videos-fmt-btn--active .videos-fmt-preview{background:var(--accent)}.videos-fmt-id{font-size:10px;color:var(--text-2);font-weight:400}.videos-fmt-btn--active .videos-fmt-id{color:var(--accent);font-weight:600}.videos-preset-grid{display:flex;gap:8px;flex-wrap:wrap}.videos-preset-btn{display:flex;flex-direction:column;align-items:flex-start;padding:8px 12px;border-radius:8px;border:2px solid var(--border);background:var(--surface);cursor:pointer;gap:2px;flex:1;min-width:120px;text-align:left;transition:border-color .15s,background .15s}.videos-preset-btn--active{border-color:var(--accent-border);background:var(--accent-bg)}.videos-preset-label{font-size:12px;font-weight:500;color:var(--text)}.videos-preset-btn--active .videos-preset-label{color:var(--accent);font-weight:600}.videos-preset-hint{font-size:10px;color:var(--text-2)}.videos-fmt-label{font-size:9px;color:var(--text-3);text-align:center;line-height:1.2}.videos-bg-toggle{display:flex;margin-bottom:8px}.videos-bg-toggle-btn{padding:5px 16px;border:1px solid var(--border);border-radius:0;background:var(--surface-2);color:var(--text-2);font-size:12px;font-weight:400;cursor:pointer}.videos-bg-toggle-btn:first-child{border-radius:6px 0 0 6px}.videos-bg-toggle-btn:last-child{border-radius:0 6px 6px 0}.videos-bg-toggle-btn--active{border-color:var(--accent-border);background:var(--accent-bg);color:var(--accent);font-weight:600}.videos-bg-prompt{width:100%;box-sizing:border-box;padding:8px 10px;border:1px solid var(--border);border-radius:8px;font-size:13px;color:var(--text);background:var(--surface);resize:vertical}.videos-bg-prompt:focus{outline:none;border-color:var(--accent)}.videos-bg-options{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}.videos-bg-option{display:flex;flex-direction:column;align-items:flex-start;gap:2px;width:150px;padding:8px 10px;border:1px solid var(--border);border-radius:8px;background:var(--surface);color:var(--text);text-align:left;cursor:pointer}.videos-bg-option--active{border-color:var(--accent);background:var(--accent-bg)}.videos-bg-option-img{width:100%;height:80px;object-fit:cover;border-radius:6px;margin-bottom:4px}.videos-bg-option-name{font-size:13px;font-weight:600}.videos-bg-option-desc{font-size:11px;color:var(--text-3);line-height:1.3}.videos-bg-hint{margin:0 0 8px;font-size:12px;color:var(--text-3)}.videos-music-row{display:flex;gap:8px;align-items:center}.videos-music-select{flex:1;padding:8px 10px;border:1px solid var(--border);border-radius:8px;font-size:13px;color:var(--text);background:var(--surface);cursor:pointer}.videos-music-select:focus{outline:none;border-color:var(--accent)}.videos-music-play{width:34px;height:34px;border-radius:50%;border:2px solid var(--accent);background:var(--surface);color:var(--accent);font-size:12px;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .15s,color .15s}.videos-music-play:hover,.videos-music-play--active{background:var(--accent);color:#fff;opacity:1}.videos-dropzone{border:2px dashed var(--border);border-radius:10px;padding:20px 16px;cursor:pointer;display:flex;align-items:center;justify-content:center;min-height:80px;transition:border-color 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