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ease}[data-theme=dark]{--bg-app: #141416;--bg-sidebar: #1a1a1d;--bg-main: #111113;--bg-elevated: #1e1e21;--bg-input: #1e1e21;--bg-user-bubble: #2a2a2e;--bg-assistant-bubble: transparent;--bg-hover: rgba(255, 255, 255, .05);--bg-active: rgba(255, 255, 255, .08);--text-primary: #eceae6;--text-secondary: #a8a49e;--text-muted: #6e6a65;--text-brand: #c8d4c4;--border-subtle: rgba(255, 255, 255, .06);--border-medium: rgba(255, 255, 255, .1);--accent: #8fa888;--accent-soft: rgba(143, 168, 136, .14);--accent-hover: #a3b89c;--shadow-soft: 0 1px 3px rgba(0, 0, 0, .3);--shadow-input: 0 2px 16px rgba(0, 0, 0, .35);--lynn-purple: #c9bbe8;--lynn-purple-hover: #b8a8d8;--lynn-purple-soft: rgba(201, 187, 232, 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var(--border-subtle);border-radius:16px;background:var(--bg-elevated);box-shadow:var(--shadow-soft);transition:border-color var(--transition),box-shadow var(--transition),transform var(--transition)}.db-card:hover{border-color:var(--border-medium);transform:translateY(-2px);box-shadow:0 14px 30px #0000001a}.db-card--leaf{cursor:default}.db-card--leaf:hover{transform:none;box-shadow:var(--shadow-soft);border-color:var(--border-subtle)}.db-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.db-card-icon{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;background:var(--lynn-purple-soft);color:var(--lynn-purple)}.db-card-arrow{color:var(--text-muted);transition:transform var(--transition),color var(--transition)}.db-card:hover .db-card-arrow{color:var(--lynn-purple);transform:translate(2px)}.db-card-kicker{font-size:.66rem;font-weight:600;letter-spacing:.07em;text-transform:uppercase;color:var(--lynn-purple)}.db-card-title{font-size:1.02rem;font-weight:600;line-height:1.25;color:var(--text-primary)}.db-card-desc{font-size:.85rem;line-height:1.45;color:var(--text-secondary);display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.db-card-meta{margin-top:10px;font-size:.76rem;color:var(--text-muted)}.placeholder-view{flex:1;display:flex;align-items:center;justify-content:center;padding:32px 24px}.placeholder-card{max-width:420px;padding:32px 36px;background:var(--bg-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft)}.placeholder-card p{font-size:.9375rem;color:var(--text-secondary);line-height:1.7;text-align:center}.coming-soon{display:flex;flex-direction:column;align-items:center;gap:20px;max-width:380px;padding:48px 40px;background:var(--bg-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);text-align:center}.coming-soon-badge{display:inline-block;padding:10px 22px;background:var(--lynn-purple-soft);border:1px solid var(--lynn-purple);border-radius:var(--radius-full);font-family:var(--font-display);font-size:.9375rem;font-weight:700;font-style:italic;letter-spacing:.04em;text-transform:lowercase;color:var(--lynn-purple);transform:skew(-8deg)}.coming-soon-text{font-size:.9375rem;color:var(--text-secondary);line-height:1.7}@media(max-width:900px){.sidebar-backdrop{display:block}.sidebar{position:fixed;left:0;top:0;width:var(--sidebar-width)!important;min-width:var(--sidebar-width)!important;padding:20px 14px!important;transform:translate(-100%);transition:transform .24s ease;box-shadow:var(--shadow-input)}.sidebar--open{transform:translate(0)}.sidebar-collapse-btn{display:none}.sidebar--collapsed .sidebar-brand-row,.sidebar--collapsed .sidebar-label,.sidebar--collapsed .sidebar-section-label,.sidebar--collapsed .sidebar-chats,.sidebar--collapsed .sidebar-search-row{display:revert}.sidebar--collapsed .sidebar-brand-row{display:flex}.sidebar--collapsed .sidebar-nav-item{justify-content:flex-start;padding:10px 14px;gap:10px}.sidebar--collapsed .sidebar-footer{flex-direction:row;justify-content:space-between;align-items:center;width:100%}.sidebar--collapsed .sidebar-footer-row{flex-direction:row;justify-content:space-between}.sidebar--collapsed .sidebar-profile-menu{position:absolute;left:0;bottom:calc(100% + 8px);top:auto}.chat-header--minimal{height:var(--header-height);padding:0 12px;border-bottom:1px solid var(--border-subtle);overflow:visible}.mobile-menu-btn{display:flex}.chat-messages{padding:24px 12px 8px}.input-bar{padding:10px 16px max(10px,env(safe-area-inset-bottom,0px));background:var(--bg-main)}.home-layout{justify-content:flex-start;padding:0;gap:0}.home-hero{display:flex;flex:1;flex-direction:column;align-items:center;justify-content:center;gap:20px;min-height:0;padding:16px 20px;overflow-y:auto;-webkit-overflow-scrolling:touch}.home-greeting,.home-suggestions,.home-input-anchor{order:unset}.home-greeting{width:100%;flex-shrink:0;padding:0;margin:0}.home-suggestions{flex:0 1 auto;padding:0;margin-top:0;overflow:visible}.home-input-anchor{width:100%;flex-shrink:0;padding:0 16px max(12px,env(safe-area-inset-bottom,0px))}.home-input-anchor .input-bar--center{padding:0;background:none}.home-input-anchor .input-bar--center .input-bar-hint{margin-top:8px;padding:0 4px 2px;font-size:.65rem}.about-content{padding:32px 20px 48px}.about-toc{display:none}.message-bubble{max-width:92%}.voice-overlay{flex-direction:column;justify-content:flex-start;gap:0;padding:0;padding-top:env(safe-area-inset-top,0px)}.voice-mobile-header{display:flex;align-items:center;width:100%;min-height:var(--header-height);padding:0 12px;flex-shrink:0}.voice-stage{flex:1;justify-content:center;width:100%;padding:20px 20px max(28px,env(safe-area-inset-bottom,0px));gap:32px}.voice-orb{width:188px;height:188px}.voice-end-btn{display:none}}@media(min-width:901px){.sidebar-backdrop{display:none!important}}@media(min-width:901px)and (max-width:1200px){:root{--sidebar-width: 220px}}.tracker-view{flex:1;overflow-y:auto;padding:clamp(20px,4vw,40px) clamp(16px,4vw,40px) 56px}.tracker-content{width:100%;max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:20px}.tracker-now-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.tracker-day{font-size:1rem;font-weight:600;color:var(--text-primary)}.tracker-clock{font-family:var(--font-display);font-size:1.35rem;font-weight:600;letter-spacing:.01em;color:var(--text-secondary);font-variant-numeric:tabular-nums}.tracker-current{display:flex;align-items:center;gap:14px;padding:16px 18px;border-radius:var(--radius-lg);background:color-mix(in srgb,var(--seg-color, var(--lynn-purple)) 22%,var(--bg-elevated));border:1px solid color-mix(in srgb,var(--seg-color, var(--lynn-purple)) 45%,transparent)}.tracker-current-emoji{font-size:1.8rem;line-height:1}.tracker-current-text{display:flex;flex-direction:column;gap:3px;min-width:0}.tracker-current-label{font-size:1.1rem;font-weight:600;color:var(--text-primary)}.tracker-current-meta{font-size:.85rem;color:var(--text-secondary);font-variant-numeric:tabular-nums}.tracker-timeline{position:relative;margin-top:4px}.tl-track{position:relative;display:flex;width:100%;height:56px;border-radius:var(--radius-md);overflow:hidden;box-shadow:inset 0 0 0 1px var(--border-subtle)}.tl-seg{position:relative;height:100%;display:flex;align-items:center;justify-content:center;overflow:hidden;transition:filter var(--transition)}.tl-seg--active{filter:saturate(1.2) brightness(1.04)}.tl-seg-label{font-size:.72rem;font-weight:600;color:#28233cd1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding:0 6px;pointer-events:none}.tl-marker{position:absolute;top:-6px;bottom:-6px;width:0;transform:translate(-50%);z-index:3;pointer-events:none}.tl-marker:before{content:"";position:absolute;top:8px;bottom:8px;left:50%;width:2px;transform:translate(-50%);background:var(--text-primary);opacity:.55}.tl-marker-dot{position:absolute;top:-2px;left:50%;width:14px;height:14px;transform:translate(-50%);border-radius:50%;background:var(--lynn-purple);border:2.5px solid var(--bg-main);box-shadow:0 0 0 2px var(--lynn-purple),0 2px 8px #00000040}.tl-marker-time{position:absolute;bottom:-22px;left:50%;transform:translate(-50%);font-size:.7rem;font-weight:600;color:var(--text-secondary);background:var(--bg-elevated);padding:1px 6px;border-radius:var(--radius-full);font-variant-numeric:tabular-nums;white-space:nowrap}.tl-ticks{position:relative;height:16px;margin-top:26px}.tl-tick{position:absolute;transform:translate(-50%);font-size:.7rem;color:var(--text-muted);font-variant-numeric:tabular-nums}.tl-tick:first-child{transform:translate(0)}.tl-tick:last-child{transform:translate(-100%)}.tracker-next{margin:0;font-size:.9rem;color:var(--text-secondary)}.tracker-next strong{color:var(--text-primary)}.tracker-map{position:relative;margin-top:8px;height:clamp(220px,36vh,360px);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border-subtle);background:radial-gradient(140% 120% at 50% 0%,var(--lynn-purple-soft) 0%,transparent 55%),var(--bg-elevated)}.tracker-map-grid{position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(var(--border-subtle) 1px,transparent 1px),linear-gradient(90deg,var(--border-subtle) 1px,transparent 1px);background-size:38px 38px;opacity:.6;mask-image:radial-gradient(circle at 50% 45%,#000 40%,transparent 80%);-webkit-mask-image:radial-gradient(circle at 50% 45%,#000 40%,transparent 80%)}.tracker-map-pin{position:absolute;top:45%;left:50%;transform:translate(-50%,-100%);display:flex;align-items:center;justify-content:center}.tracker-map-pulse{position:absolute;bottom:0;left:50%;width:18px;height:18px;transform:translate(-50%,50%);border-radius:50%;background:var(--lynn-purple);opacity:.5;animation:tracker-pulse 2.4s ease-out infinite}@keyframes tracker-pulse{0%{transform:translate(-50%,50%) scale(1);opacity:.5}to{transform:translate(-50%,50%) scale(4.5);opacity:0}}.tracker-map-overlay{position:absolute;left:0;right:0;bottom:0;display:flex;flex-direction:column;align-items:center;gap:6px;padding:18px;text-align:center;background:linear-gradient(0deg,var(--bg-elevated) 10%,transparent 100%)}.tracker-map-badge{font-size:.72rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:#fff;background:var(--lynn-purple);padding:4px 10px;border-radius:var(--radius-full)}.tracker-map-text{margin:0;font-size:.85rem;color:var(--text-secondary)}@media(prefers-reduced-motion:reduce){.tracker-map-pulse{animation:none}}.drop-view{flex:1;overflow-y:auto;padding:clamp(20px,4vw,44px) clamp(16px,4vw,40px) 56px}.drop-content{width:100%;max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:22px}.drop-intro{display:flex;flex-direction:column;gap:6px}.drop-heading{font-family:var(--font-display);font-size:clamp(1.6rem,3vw,2rem);font-weight:600;letter-spacing:-.02em;color:var(--text-primary);margin:0;white-space:nowrap}.drop-heading--measure{position:absolute;left:-9999px;top:0;display:inline-block;visibility:hidden;pointer-events:none}.drop-lead{font-size:.95rem;line-height:1.5;color:var(--text-secondary);margin:0;white-space:nowrap}.drop-zone{width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:clamp(32px,6vw,52px) 24px;border:1.5px dashed var(--border-medium);border-radius:var(--radius-lg);background:radial-gradient(120% 120% at 50% 0%,var(--lynn-purple-soft) 0%,transparent 60%),var(--bg-elevated);color:var(--text-secondary);cursor:pointer;text-align:center;transition:border-color var(--transition),background var(--transition),transform var(--transition),box-shadow var(--transition)}.drop-zone:hover:not(:disabled){border-color:var(--lynn-purple);transform:translateY(-1px);box-shadow:0 10px 30px #b8a8d82e}.drop-zone--active{border-color:var(--lynn-purple);border-style:solid;transform:translateY(-1px);box-shadow:0 10px 30px #b8a8d847}.drop-zone--busy{cursor:progress;opacity:.8}.drop-zone-badge{display:flex;align-items:center;justify-content:center;width:60px;height:60px;border-radius:var(--radius-full);background:var(--lynn-purple-soft);color:var(--lynn-purple-hover);margin-bottom:2px}.drop-spinner{width:24px;height:24px;border-radius:50%;border:2.5px solid var(--lynn-purple-soft);border-top-color:var(--lynn-purple-hover);animation:drop-spin .8s linear infinite}@keyframes drop-spin{to{transform:rotate(360deg)}}.drop-zone-title{font-size:1rem;font-weight:600;color:var(--text-primary)}.drop-zone-hint{font-size:.82rem;color:var(--text-muted)}.drop-error{color:#c0493b;font-size:.85rem;margin:0}.drop-list-head{display:flex;align-items:center;margin-top:2px}.drop-list-count{font-size:.78rem;font-weight:600;letter-spacing:.02em;text-transform:uppercase;color:var(--text-muted)}.drop-empty{color:var(--text-muted);font-size:.9rem;text-align:center;margin:16px auto}.drop-empty-state{display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;padding:40px 24px;border:1px solid var(--border-subtle);border-radius:var(--radius-lg);background:var(--bg-elevated)}.drop-empty-glyph{display:flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:var(--radius-full);background:var(--bg-app);color:var(--text-muted);margin-bottom:4px}.drop-empty-title{font-size:1rem;font-weight:600;color:var(--text-primary);margin:0}.drop-empty-text{font-size:.88rem;line-height:1.5;color:var(--text-muted);max-width:360px;margin:0}.drop-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:18px}.drop-card{display:flex;flex-direction:column;border:1px solid var(--border-subtle);border-radius:var(--radius-md);background:var(--bg-elevated);overflow:hidden;transition:border-color var(--transition),box-shadow var(--transition),transform var(--transition)}.drop-card:hover{border-color:var(--border-medium);transform:translateY(-2px);box-shadow:0 12px 28px #0000001a}.drop-card-preview{position:relative;aspect-ratio:1 / 1;background:var(--bg-app);display:flex;align-items:center;justify-content:center;overflow:hidden}.drop-card-preview img{width:100%;height:100%;object-fit:cover}.drop-card-glyph{color:var(--text-muted)}.drop-card-timer{position:absolute;bottom:8px;left:8px;display:inline-flex;align-items:center;gap:4px;font-size:.7rem;font-weight:600;color:#fff;background:#0000008c;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);padding:4px 8px;border-radius:var(--radius-full)}.drop-card-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:flex-start;justify-content:flex-end;gap:6px;padding:8px;opacity:0;background:linear-gradient(180deg,rgba(0,0,0,.28) 0%,transparent 45%);transition:opacity var(--transition)}.drop-card:hover .drop-card-overlay,.drop-card:focus-within .drop-card-overlay{opacity:1}.drop-overlay-btn{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:var(--radius-full);border:none;cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:background var(--transition),color var(--transition),transform var(--transition)}.drop-overlay-btn:active{transform:scale(.92)}.drop-overlay-btn--primary{color:#fff;background:var(--lynn-purple)}.drop-overlay-btn--primary:hover{background:var(--lynn-purple-hover)}.drop-overlay-btn--ghost{color:#fff;background:#00000073}.drop-overlay-btn--ghost:hover{background:#c0493b}.drop-card-body{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px 12px;min-width:0}.drop-card-name{font-size:.85rem;font-weight:500;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.drop-card-size{flex-shrink:0;font-size:.75rem;color:var(--text-muted)}.lernskript-view{flex:1;display:flex;flex-direction:column;min-width:0;min-height:0;overflow-y:auto;background:var(--bg-main)}.lernskript-mobile-header{display:none}.lernskript-content{width:100%;max-width:1120px;margin:0 auto;padding:clamp(24px,4vw,44px) clamp(16px,4vw,40px) 56px;display:flex;flex-direction:column;gap:24px}.lernskript-header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.lernskript-title{font-family:var(--font-display);font-size:clamp(1.55rem,3vw,2rem);font-weight:700;letter-spacing:-.02em;line-height:1.2;color:var(--text-primary);margin:0}.lernskript-subtitle{margin:6px 0 0;max-width:560px;font-size:.95rem;line-height:1.5;color:var(--text-secondary)}.lernskript-export-btn,.lernskript-secondary-btn{flex-shrink:0;padding:10px 18px;border-radius:var(--radius-full);font-size:.85rem;font-weight:500;transition:background var(--transition),border-color var(--transition),color var(--transition),opacity var(--transition),transform var(--transition)}.lernskript-export-btn{border:1px solid var(--border-medium);background:var(--bg-elevated);color:var(--text-secondary)}.lernskript-export-btn:hover:not(:disabled){border-color:var(--lynn-purple);color:var(--lynn-purple);background:var(--lynn-purple-soft)}.lernskript-export-btn:disabled{opacity:.45;cursor:not-allowed}.lernskript-secondary-btn{border:1px solid var(--border-medium);background:transparent;color:var(--text-secondary)}.lernskript-secondary-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.lernskript-workspace{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:20px;align-items:start}.lernskript-panel{display:flex;flex-direction:column;gap:16px}.lernskript-panel-title{font-size:.72rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);margin:0}.lernskript-drop{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-height:280px;padding:clamp(28px,5vw,48px) 24px;border:1.5px dashed var(--border-medium);border-radius:20px;background:radial-gradient(120% 120% at 50% 0%,var(--lynn-purple-soft) 0%,transparent 55%),color-mix(in srgb,var(--bg-elevated) 82%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:inset 0 1px #ffffff0f,0 8px 32px #0000000f;cursor:pointer;text-align:center;transition:border-color .22s ease-out,background .22s ease-out,transform .22s ease-out,box-shadow .22s ease-out}.lernskript-drop:hover,.lernskript-drop--active{border-color:var(--lynn-purple);border-style:solid;transform:scale(1.01);box-shadow:inset 0 1px #ffffff14,0 16px 40px #b8a8d838}.lernskript-drop-icon{display:flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:var(--radius-full);background:var(--lynn-purple-soft);color:var(--lynn-purple);margin-bottom:4px}.lernskript-drop-title{font-size:1.05rem;font-weight:600;color:var(--text-primary);margin:0}.lernskript-drop-hint{font-size:.88rem;color:var(--text-muted);margin:0}.lernskript-drop-btn{margin-top:8px;padding:9px 18px;border-radius:var(--radius-full);background:var(--lynn-purple);color:#fff;font-size:.85rem;font-weight:500;transition:background var(--transition),transform var(--transition)}.lernskript-drop:hover .lernskript-drop-btn{background:var(--lynn-purple-hover)}.lernskript-files{display:flex;flex-direction:column;gap:8px;margin:0;padding:0;list-style:none}.lernskript-file{display:flex;align-items:center;gap:12px;padding:12px 14px;border:1px solid var(--border-subtle);border-radius:var(--radius-md);background:color-mix(in srgb,var(--bg-elevated) 90%,transparent);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:border-color var(--transition),box-shadow var(--transition)}.lernskript-file:hover{border-color:var(--border-medium);box-shadow:var(--shadow-soft)}.lernskript-file-icon{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:var(--lynn-purple-soft);color:var(--lynn-purple);flex-shrink:0}.lernskript-file-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.lernskript-file-name{font-size:.88rem;font-weight:500;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lernskript-file-meta{font-size:.75rem;color:var(--text-muted)}.lernskript-file-remove{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:var(--radius-full);font-size:1.1rem;line-height:1;color:var(--text-muted);flex-shrink:0;transition:background var(--transition),color var(--transition)}.lernskript-file-remove:hover{background:var(--bg-hover);color:var(--text-primary)}.lernskript-tips{display:flex;flex-direction:column;gap:10px}.lernskript-tip-block{padding:14px 16px;border:1px solid var(--border-subtle);border-radius:var(--radius-md);background:color-mix(in srgb,var(--bg-elevated) 85%,transparent);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.lernskript-tip-block--save{border-color:color-mix(in srgb,var(--lynn-purple) 22%,var(--border-subtle));background:radial-gradient(100% 100% at 0% 0%,var(--lynn-purple-soft) 0%,transparent 70%),color-mix(in srgb,var(--bg-elevated) 85%,transparent)}.lernskript-tip-heading{display:flex;align-items:center;gap:8px;margin:0 0 10px;font-size:.78rem;font-weight:600;letter-spacing:.04em;color:var(--text-secondary)}.lernskript-tip-block--save .lernskript-tip-heading{color:var(--lynn-purple)}.lernskript-tip-list{margin:0;padding:0 0 0 18px;display:flex;flex-direction:column;gap:7px}.lernskript-tip-list 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