@import"https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,600;1,400&family=Lato:wght@400;600;700&display=swap";:root{--bg-color: #f9f7f1;--surface-color: #ffffff;--surface-muted: #f4efe3;--panel-color: #f6f2e8;--text-primary: #3a3530;--text-secondary: #66625e;--accent: #bf6b4e;--accent-dark: #a6583d;--border-color: #e7e2d6;--shadow-soft: 0 24px 60px rgba(58, 53, 48, .08);--radius-lg: 24px;--radius-md: 16px;--sidebar-width: 140px;--panel-width: 320px;--sidebar-color: #2e2824;--sidebar-border: #3b3430;--sidebar-icon: rgba(255, 255, 255, .72);--status-todo: #b7b1aa;--status-progress: #6d8a8d;--status-done: #bf6b4e;--status-reviewing: #c49a6c;--status-review-ready: #9a7d6a;--status-reviewed: #bf6b4e;--ui-font-scale: 1;font-size:calc(16px * var(--ui-font-scale))}body.theme-dark{--bg-color: #151311;--surface-color: #221d1a;--surface-muted: #1f1a18;--panel-color: #1b1715;--text-primary: #f3ede4;--text-secondary: #c8bfb3;--accent: #d17c5a;--accent-dark: #c1694c;--border-color: #3a312c;--shadow-soft: 0 24px 60px rgba(0, 0, 0, .45);--sidebar-color: #191513;--sidebar-border: #2b2420;--sidebar-icon: rgba(243, 237, 228, .7);--status-todo: #7d746c;--status-progress: #87a2a4;--status-done: #d17c5a;--status-reviewing: #caa172;--status-review-ready: #b09582;--status-reviewed: #d17c5a}body.theme-dark input,body.theme-dark textarea,body.theme-dark select{background-color:var(--surface-color);color:var(--text-primary);border-color:var(--border-color)}body.theme-dark .project-switcher-button,body.theme-dark .project-switcher-menu,body.theme-dark .project-option,body.theme-dark .menu-dropdown-menu,body.theme-dark .menu-dropdown-option,body.theme-dark .menu-dropdown-button,body.theme-dark .menu-select,body.theme-dark .menu-select option,body.theme-dark .search-input,body.theme-dark .chip,body.theme-dark .summary-card,body.theme-dark .panel-card,body.theme-dark .chapter-brief,body.theme-dark .modal-card,body.theme-dark .compare-panel{background-color:var(--surface-color)}body.theme-dark .modal-option{background-color:#26211d;border-color:#3a3029}body.theme-dark .modal-option.is-selected{background-color:#bf6b4e2e;border-color:#bf6b4e99}body.theme-dark .modal-option-title{color:#f5f0e7}body.theme-dark .modal-option-description{color:#f5f0e7b3}body.theme-dark .overlay-card{background-color:#26211d;border:1px solid rgba(245,240,231,.1)}body.theme-dark .brand-loader-text{color:#f5f0e7}body.theme-dark .brand-loader-subtext{color:#f5f0e7b3}body.theme-dark .chapter-brief{background-color:#f9f7f11f;border-color:#f5f0e738}body.theme-dark .chapter-brief .btn-secondary{background-color:#f5f0e714;border-color:#f5f0e733;color:#f5f0e7}body.theme-dark .chapter-brief .btn-secondary:hover{border-color:var(--accent);color:#f5f0e7}body.theme-dark .preview-nav{background-color:#2c2622;color:#f5f0e7;border-color:#4a3f37}body.theme-dark .preview-layout-dock .menu-dropdown-button{background-color:#2c2622;border-color:#4a3f37;color:#f5f0e7}body.theme-dark .upload-card{background-color:#2a2420cc}body.theme-dark .chat-shell{background-color:#1b1715;border-color:var(--border-color)}body.theme-dark .chat-header{border-bottom-color:var(--border-color)}body.theme-dark .chat-bubble{background-color:#2a2421;border:1px solid rgba(58,53,48,.5);color:var(--text-primary)}body.theme-dark .chat-message.is-user .chat-bubble{background-color:#2f4d38b3;border-color:#5c845c99;color:#f5f0e7}body.theme-dark .chat-message.is-typing .chat-bubble{background-color:#2a2421b3}body.theme-dark .chat-message.is-error .chat-bubble{border-color:#d17c5a99}body.theme-dark .chat-image-attachment,body.theme-dark .chat-attachment,body.theme-dark .attachment-chip,body.theme-dark .attachment-image{border-color:var(--border-color)}body.theme-dark .chat-input-shell{background-color:#1e1917}body.theme-dark .chat-attach{background-color:#2a2421;color:var(--text-secondary)}body.theme-dark .chat-attach:hover{background-color:#d17c5a29;color:var(--accent)}body.theme-dark .chat-recording{background-color:#2a2421b3;border-color:#ffffff14}body.theme-dark .image-layout{box-shadow:0 18px 40px #00000059}body.theme-dark .materials-carousel-nav{background-color:#ffffff14;border-color:#ffffff1f}body.theme-dark .materials-carousel-nav:hover{border-color:#d17c5a99;color:var(--accent)}body.theme-dark .materials-carousel-nav:disabled{opacity:.35}body.theme-dark .btn-invite{border-color:#6ea67880;color:#d6f0da;background-color:#3a614333}body.theme-dark .btn-invite:hover{border-color:#6ea678cc;color:#e7f7ea;background-color:#3a614359}body.theme-dark .audio-message{background-color:#201a17;border-color:#ffffff1a}body.theme-dark .chat-recording{background-color:#1c1714;border-color:#ffffff1f}body.theme-dark .recording-time{color:#f3ede4b8}body.theme-dark .recording-bar{background-color:#f3ede48c}body.theme-dark .chat-recording.is-paused:not(.is-playing) .recording-bar{opacity:.6}body.theme-dark .chat-secondary-action{background-color:#2a2421;border-color:#ffffff1f;color:var(--text-primary)}body.theme-dark .chat-secondary-action:hover{border-color:var(--accent);color:var(--accent);background-color:#d17c5a29}body.theme-dark .audio-play{background-color:#2a2421;border-color:#ffffff1f;color:var(--text-primary)}body.theme-dark .audio-play.is-playing,body.theme-dark .audio-play:hover{border-color:var(--accent);color:var(--accent);background-color:#d17c5a29}body.theme-dark .audio-bar{background-color:#f3ede480}body.theme-dark .audio-wave.is-playing .audio-bar{background-color:#d17c5abf}body.theme-dark .audio-time{color:#f3ede4b3}body.theme-dark .audio-seek{background:#f3ede433}body.theme-dark .audio-seek::-webkit-slider-thumb{border-color:#2a2421}body.theme-dark .audio-seek::-moz-range-thumb{border-color:#2a2421}body.theme-dark .attachment-menu{background-color:var(--surface-color);border-color:var(--border-color);box-shadow:0 18px 40px #0006}body.theme-dark .attachment-menu-item{background-color:transparent;color:#f6efe6}body.theme-dark .attachment-menu-item:hover{background-color:var(--surface-muted);border-color:var(--border-color)}body.theme-dark .attachment-menu-label{color:#f6efe6}body.theme-dark .chapter-item{color:var(--text-secondary);border-color:transparent}body.theme-dark .chapter-item:hover{background-color:#ffffff0f;border-color:#ffffff14}body.theme-dark .chapter-item.is-active{color:#f6efe6;border-color:#ffffff29;background-color:#2a2421;box-shadow:0 14px 28px #00000052}body.theme-dark .chapter-item:before{opacity:0}body.theme-dark .chapter-item.is-active:before{opacity:.9;box-shadow:0 0 12px #d17c5a66}body.theme-dark .image-layout-remove{background:#bf6b4e40;color:#f5f0e7}body.theme-dark .material-card{background-color:#26211d;border-color:#3a3029}body.theme-dark .material-thumb{background-color:#1c1714}body.theme-dark .material-meta{color:#e6dcd2}body.theme-dark .material-title{color:#f5f0e7}body.theme-dark .material-edit{color:#d7b09a}body.theme-dark .material-edit:hover{color:#efc7b1}body.theme-dark .tag-pill{background-color:#26211d;border-color:#3a3029;color:#e6dcd2}body.theme-dark .tag-pill.is-active{background-color:#bf6b4e33;border-color:#bf6b4e99;color:#f5f0e7}body.theme-dark .selection-summary{background-color:#26211d;border-color:#3a3029}body.theme-dark .selection-summary span{color:#f5f0e7b3}body.theme-dark .selection-summary strong{color:#f5f0e7}body.theme-dark .chapter-name{font-weight:600}body.theme-dark .chapter-state{color:#f3ede4a6}body.theme-dark .project-option:hover,body.theme-dark .menu-dropdown-option:hover{background-color:#d17c5a1f}body.theme-dark .project-option.is-selected,body.theme-dark .menu-dropdown-option.is-selected,body.theme-dark .menu-select option:checked{background-color:#d17c5a33}body.theme-dark .menu-select option:nth-child(2n){background-color:#d17c5a1a}body.theme-dark .menu-select{background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='8' viewBox='0 0 14 8'><path d='M1 2l6 4 6-4' fill='none' stroke='%23d17c5a' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/></svg>")}body.mode-simple{--bg-color: #fbf8f2;--surface-color: #ffffff;--surface-muted: #f6f1e7;--panel-color: #f5efe5;--text-primary: #2f2a26;--text-secondary: #5d564f;--border-color: #e3dccf;color-scheme:light;font-size:18px;line-height:1.75}body.mode-simple .theme-toggle{display:none}body.mode-simple .page-title{font-size:3.1rem}body.mode-simple .card-title{font-size:2.2rem}body.mode-simple .btn-primary,body.mode-simple .btn-secondary{padding:16px 26px;font-size:1.05rem}body.mode-simple .btn-compact,body.mode-simple .menu-dropdown-button,body.mode-simple .menu-select{padding:12px 18px;font-size:1rem}body.mode-simple input,body.mode-simple textarea{font-size:1rem}body.mode-simple .chat-bubble{font-size:1.2rem;line-height:1.8}body.mode-simple .chat-meta{font-size:.9rem}body.mode-simple .nav-icon{width:52px;height:52px}body.mode-simple .nav-label{font-size:.75rem;letter-spacing:1px}body.mode-simple .app-shell,body.mode-simple .preview-page.is-full,body.mode-simple .app-shell.preview-page.is-full{grid-template-columns:var(--sidebar-width) minmax(0,1fr)}body.mode-simple .preview-page.is-full .main-content{padding:32px 40px}body.mode-simple .right-panel,body.mode-simple .nav-link[data-nav=settings],body.mode-simple .nav-link[data-nav=projects],body.mode-simple .nav-link[data-nav=library],body.mode-simple .nav-link[data-nav=layout]{display:none}body.mode-simple .chat-input-shell{padding:12px 16px;border-radius:26px}body.mode-simple .chat-input-row textarea{font-size:1.1rem;min-height:60px}body.mode-simple .chat-attach,body.mode-simple .chat-secondary-action,body.mode-simple .chat-primary-action{width:60px;height:60px}body.mode-simple .chat-primary-action svg,body.mode-simple .chat-secondary-action svg{width:24px;height:24px}body.mode-simple .chat-header-actions .btn-secondary{padding:12px 18px;font-size:1rem}body.mode-simple .chat-view-chapters{display:none}body.mode-simple .chat-guidance{border-radius:20px;border:1px solid var(--border-color);background-color:var(--surface-color);padding:16px 18px;display:flex;flex-direction:column;gap:12px}body.mode-simple .chat-guidance-title{font-size:1.1rem;font-weight:700}body.mode-simple .chat-guidance-text{font-size:1.05rem;color:var(--text-secondary)}body.mode-simple .chat-guidance-actions{display:flex;flex-direction:column;gap:12px}body.mode-simple .chat-next-step{padding:16px 18px;border-radius:20px}body.mode-simple .chat-next-step-label{font-size:.76rem}body.mode-simple .chat-next-step-text{font-size:1.02rem;line-height:1.5}body.mode-simple .chat-next-step-actions .btn-primary{min-height:52px;font-size:1rem}body.mode-simple .chapter-progress-next-text{font-size:1rem}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-primary);font-family:Lato,sans-serif;min-height:100vh}html,body,#root{width:100%;max-width:100%;overflow-x:hidden}img,video{max-width:100%;height:auto}h1,h2,h3{font-family:Cormorant Garamond,serif;font-weight:600}button,input,textarea{font-family:Lato,sans-serif}.auth-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:48px 20px;background:#f7f2eb}.auth-card{width:min(420px,100%);background:#fff;border-radius:16px;padding:28px;box-shadow:0 20px 50px #18110c1f;text-align:left}.auth-card.auth-card-wizard{width:min(540px,100%)}.auth-card.auth-card-simple{width:min(460px,100%)}.auth-card h1{margin:0 0 8px;font-size:28px}.auth-brand{display:flex;justify-content:center;margin-bottom:12px}.auth-brand img{height:34px;width:auto;object-fit:contain}.auth-title{text-align:center}.auth-subtitle{margin:0 0 20px;color:#5d4a3b;text-align:center}.auth-form{display:grid;gap:12px}.auth-form input{height:46px;border-radius:12px;border:1px solid #e4d9cc;padding:0 14px;font-size:15px}.auth-status{margin-top:16px;color:#6d4f3c;font-size:14px}.auth-status.is-error{color:#9f3f2e}.btn-google{width:100%;border-radius:12px;border:1px solid #e0d4c6;background:#fff;color:#3b2e25;padding:12px 18px;font-size:.95rem;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:10px}.btn-google:hover{border-color:var(--accent);color:var(--accent)}.auth-google{margin-bottom:4px}.google-icon{width:18px;height:18px;display:inline-flex;align-items:center;justify-content:center}.google-icon svg{width:18px;height:18px;display:block}.auth-footer{margin-top:16px;font-size:12px;color:#7a6454;text-align:center}.auth-helper-copy{margin:12px 0 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16px}.auth-step{width:32px;height:32px;border-radius:999px;border:1px solid #e2d5c8;color:#8b7768;display:grid;place-items:center;font-size:.83rem;font-weight:700}.auth-step.is-active{border-color:var(--accent);color:var(--accent)}.auth-step.is-done{border-color:#bcd9c6;background:#edf8f1;color:#2b7a4d}.auth-step-content{display:grid;gap:12px}.auth-step-title{margin:0;font-size:1.35rem}.auth-step-subtitle{margin:0;color:#5d4a3b}.auth-legal-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0 0 14px}.auth-legal-button{width:100%;justify-content:center;border-radius:12px;padding:10px 12px;font-size:.84rem}.auth-legal-check{display:flex;align-items:flex-start;gap:10px;font-size:.86rem;color:#5f4c3d;line-height:1.35}.auth-legal-check input{margin-top:1px;accent-color:var(--accent)}.auth-legal-check a{color:var(--accent-dark);text-decoration:underline;text-underline-offset:2px}.auth-legal-hint{margin:0;font-size:.76rem;color:#8b7768}.auth-step-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.auth-step-actions .btn-primary,.auth-step-actions .btn-secondary{min-width:150px;justify-content:center}.auth-step-success{border:1px solid #e3d8ca;border-radius:14px;padding:12px;display:flex;align-items:flex-start;gap:10px;background:#f8f3eb}.auth-step-success p{margin:0;color:#5f4c3d;line-height:1.45}.auth-step-success-icon{width:24px;height:24px;border-radius:999px;background:#e7f4eb;border:1px solid #b5d9bf;color:#2f7a4e;display:inline-grid;place-items:center;font-size:.82rem;font-weight:700;flex:0 0 auto}.public-page{min-height:100vh;background:#f7f2eb;color:#2d241d}.public-page-header{width:min(1080px,calc(100% - 32px));margin:0 auto;padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:14px}.public-page-brand{font-family:Cormorant 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