:root{--bg:#fff;--surface:#f7f7f5;--canvas-bg:#fff;--col-bg:#fff;--col-border:#e2e2e0;--text:#111;--text-secondary:#888;--text-muted:#bbb;--accent:#f0a500;--accent-dim:#f0a50026;--sidebar-bg:#0a0a0a;--sidebar-text:#e8e8e8;--sidebar-muted:#555;--sidebar-accent:#f0a500;--col-width:320px;--col-gap:0px;--header-h:0px;--radius:4px;--font:var(--font-inter,system-ui, sans-serif);--mono:"JetBrains Mono", monospace;--sidebar-w:300px;--rail-w:52px;--transition-spring:cubic-bezier(.34, 1.56, .64, 1);--transition-ease:cubic-bezier(.4, 0, .2, 1)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;overflow:hidden}body{font-family:var(--font);background:var(--canvas-bg);color:var(--text);-webkit-font-smoothing:antialiased}button{cursor:pointer;background:0 0;border:none;font-family:inherit}input,textarea{font-family:inherit}textarea{resize:none}#app{height:100vh;display:flex;overflow:hidden}.sidebar{background:var(--sidebar-bg);height:100vh;color:var(--sidebar-text);z-index:50;transition:width .38s var(--transition-spring);width:calc(var(--sidebar-w) + var(--rail-w));flex-direction:row;flex-shrink:0;display:flex;position:relative;overflow:hidden}.sidebar.collapsed{width:var(--rail-w)}.sidebar-content{min-width:0;height:100%;transition:opacity .25s, transform .35s var(--transition-spring);flex-direction:column;flex:1;display:flex;overflow:hidden}.sidebar.collapsed .sidebar-content{opacity:0;pointer-events:none;transform:translate(-12px)}.project-list{scrollbar-width:thin;scrollbar-color:#ffffff14 transparent;flex:1;padding:32px 28px 0;overflow-y:auto}.sb-group-label{letter-spacing:.2em;color:#fff9;text-transform:uppercase;margin:28px 0 10px;font-size:9px;font-weight:700}.sb-group-label:first-child{margin-top:0}.sb-project{cursor:grab;border-radius:6px;margin-bottom:6px;transition:opacity .2s}.sb-project:active{cursor:grabbing}.sb-project.sb-dragging{opacity:.35}.sb-title-row{align-items:center;gap:4px;display:flex}.sb-project-del{color:#ffffff40;opacity:0;pointer-events:none;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:20px;height:20px;transition:opacity .15s,color .15s,background .15s;display:flex}.sb-title-row:hover .sb-project-del{opacity:1;pointer-events:auto}.sb-project-del:hover{color:#ff6b6b;background:#ff50501f}.sb-group{border-radius:8px;min-height:48px;margin:-6px -4px 4px;padding:6px 4px 16px;transition:background .15s}.sb-group.drop-over{background:#f0a50014;outline:1px dashed #f0a50059}.sb-project-title{letter-spacing:-.01em;color:var(--sidebar-text);cursor:default;align-items:center;gap:6px;margin-bottom:4px;font-size:20px;font-weight:800;line-height:1.2;transition:color .15s;display:flex}.sb-project-title:hover{color:#fff}.sb-project-title.active{color:var(--sidebar-accent)}.sb-project-title .dot{color:var(--sidebar-accent);margin-right:2px;font-size:24px;line-height:.9}.sb-script{color:var(--sidebar-muted);cursor:pointer;white-space:nowrap;text-overflow:ellipsis;border-radius:3px;padding:3px 0 3px 16px;font-size:13px;font-weight:500;transition:color .15s;display:block;overflow:hidden}.sb-script:hover{color:var(--sidebar-text)}.sb-script.active{color:var(--sidebar-accent);font-weight:600}.sb-add-script{color:var(--sidebar-muted);text-align:left;padding:2px 0 4px 16px;font-size:11px;transition:color .15s;display:block}.sb-add-script:hover{color:var(--sidebar-accent)}.sidebar-bottom{border-top:1px solid #ffffff0f;flex-direction:row;align-items:center;gap:20px;padding:20px 28px;display:flex}.sb-bot-btn{color:#ffffff73;border-radius:6px;justify-content:center;align-items:center;width:32px;height:32px;transition:color .2s,background .2s;display:flex}.sb-bot-btn:hover{color:#fff;background:#ffffff14}.sidebar-rail{width:var(--rail-w);border-left:1px solid #ffffff0d;flex-direction:column;flex-shrink:0;align-items:center;gap:0;padding:20px 0;display:flex}.rail-top{flex-direction:column;align-items:center;gap:14px;padding-bottom:8px;display:flex}.total-timer{letter-spacing:.04em;color:var(--sidebar-accent);cursor:pointer;-webkit-user-select:none;user-select:none;white-space:nowrap;background:#ffffff12;border-radius:6px;padding:5px 8px;font-size:11px;font-weight:600;transition:background .15s}.total-timer:hover{background:#ffffff1f}.total-timer.overview-active{background:var(--sidebar-accent);color:#000}.total-timer.overview-active:hover{background:#e09900}.rail-menu-btn{color:#ffffffb3;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:52px;transition:color .2s,background .2s;display:flex}.rail-menu-btn:hover{color:#fff;background:#ffffff0f}.rail-menu-btn.active{color:#fff;background:#ffffff1a}.rail-toggle-btn{color:#ffffff73;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;margin-top:auto;transition:color .2s,background .2s;display:flex}.rail-toggle-btn:hover{color:#fff;background:#ffffff14}.rail-toggle-btn.active{color:var(--sidebar-accent)}.rail-dropdown{z-index:500;transform-origin:0 0;min-width:220px;animation:dropIn .18s var(--transition-spring);background:#fff;border-radius:10px;padding:6px;position:fixed;box-shadow:0 8px 40px #0000002e,0 2px 8px #0000001a}@keyframes dropIn{0%{opacity:0;transform:scale(.92)translateY(-4px)}to{opacity:1;transform:scale(1)translateY(0)}}.rdrop-item{color:#111;text-align:left;border-radius:6px;align-items:center;gap:12px;width:100%;padding:10px 14px;font-size:13.5px;font-weight:500;transition:background .12s,color .12s;display:flex}.rdrop-item:hover{background:#f5f5f3}.rdrop-item-accent{color:var(--accent)}.rdrop-item-accent:hover{background:#fff8eb}.rdrop-icon{opacity:.75;flex-shrink:0}.rdrop-item-accent .rdrop-icon{opacity:1;color:var(--accent)}.rdrop-sep{background:#eee;height:1px;margin:4px 8px}.sidebar-vtitle{writing-mode:vertical-rl;text-orientation:mixed;letter-spacing:.18em;text-transform:uppercase;color:#fff3;pointer-events:none;white-space:nowrap;flex:1;justify-content:center;align-items:center;font-size:10px;font-weight:700;transition:color .3s;display:flex;overflow:hidden;transform:rotate(180deg)}.sidebar.collapsed .sidebar-vtitle{color:#ffffff59}.main-canvas{background:var(--canvas-bg);flex:1;min-width:0;height:100vh;position:relative;overflow:hidden}.timeline-view{scrollbar-width:thin;scrollbar-color:#0000001f transparent;width:100%;height:100%;overflow:auto}.timeline-view::-webkit-scrollbar{width:6px;height:6px}.timeline-view::-webkit-scrollbar-thumb{background:#00000026;border-radius:3px}.timeline-track{align-items:stretch;width:max-content;min-width:100%;min-height:100%;padding:0;display:flex;position:relative}.scene-col{width:var(--col-width);border-right:1px solid var(--col-border);background:var(--col-bg);flex-direction:column;flex-shrink:0;min-height:100vh;transition:box-shadow .2s;display:flex;position:relative}.scene-col:first-child{border-left:1px solid var(--col-border)}.scene-col.dragging{opacity:.85;z-index:100;box-shadow:0 12px 40px #0000002e}.scene-col.drag-over{background:#f0a5000a}.col-header{align-items:flex-start;gap:0;padding:20px 20px 0;display:flex;position:relative}.scene-num{letter-spacing:-.03em;color:var(--text);flex-shrink:0;font-size:72px;font-weight:900;line-height:1}.col-actions{align-items:center;gap:10px;margin-left:10px;padding-top:6px;display:flex}.col-action-btn{color:var(--text-muted);border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:22px;height:22px;transition:color .15s,background .15s;display:flex}.col-action-btn:hover{color:var(--text)}.btn-delete:hover{color:#e53e3e}.btn-lock.locked{color:var(--accent)}.btn-lock.locked:hover{color:#e53e3e}.col-header.is-locked:after{content:"LOCKED";letter-spacing:.15em;color:var(--accent);font-size:8px;font-weight:700;position:absolute;top:6px;left:20px}.col-action-btn.btn-ai:hover{color:var(--accent)}.col-action-btn.btn-yt:hover{color:red}.col-action-btn.btn-lock.locked{color:var(--accent)}.drag-handle{cursor:grab;width:16px;height:16px;color:var(--text-muted);flex-shrink:0;grid-template-columns:1fr 1fr;align-self:center;gap:2px;padding:2px;display:grid}.drag-handle:active{cursor:grabbing}.drag-handle-dot{background:currentColor;border-radius:50%;width:3px;height:3px}.col-duration{align-items:center;gap:8px;padding:14px 20px 0;display:flex}.duration-actual{letter-spacing:-.02em;color:var(--text);min-width:28px;font-size:22px;font-weight:700;line-height:1}.duration-estimate{color:var(--text-muted);font-size:14px;font-weight:400;line-height:1}.duration-stepper{cursor:ew-resize;align-items:center;gap:2px;margin-left:auto;padding:6px 0;display:flex}.stepper-bar{background:var(--text-muted);border-radius:1px;width:2px;transition:height .15s,background .15s}.stepper-bar:nth-child(odd){height:10px}.stepper-bar:nth-child(2n){height:14px}.duration-stepper:hover .stepper-bar{background:var(--text-secondary)}.duration-stepper.active .stepper-bar{background:var(--accent)}.stepper-btns{flex-direction:column;gap:2px;margin-left:4px;display:flex}.stepper-btn{width:18px;height:14px;color:var(--text-muted);border-radius:2px;justify-content:center;align-items:center;font-size:11px;line-height:1;transition:color .15s,background .15s;display:flex}.stepper-btn:hover{color:var(--text);background:var(--surface)}.section-label{letter-spacing:.16em;text-transform:uppercase;color:var(--text-muted);margin-bottom:8px;font-size:9px;font-weight:700}.col-title-wrap{align-items:flex-start;gap:8px;padding:18px 20px 0;display:flex}.col-title{letter-spacing:.01em;color:var(--text);width:100%;caret-color:var(--accent);background:0 0;border:none;outline:none;padding:0;font-size:18px;font-weight:800;line-height:1.2}.col-title:focus{color:var(--text)}.col-title::placeholder{color:var(--text-muted);font-weight:700}.col-narration{flex-direction:column;flex:1;padding:12px 20px 0;display:flex}.narration-text{color:var(--text);width:100%;height:290px;min-height:unset;caret-color:var(--accent);resize:none;background:0 0;border:none;outline:none;padding:0;font-size:12.5px;line-height:1.7;overflow-y:auto}.narration-text::placeholder{color:var(--text-muted)}.ai-loading{color:var(--accent);align-items:center;gap:6px;margin:6px 0;font-size:11px;display:flex}.col-onscreen{padding:14px 20px 0}.onscreen-list{margin-bottom:6px;list-style:none}.onscreen-item{align-items:flex-start;gap:8px;margin-bottom:6px;display:flex;position:relative}.onscreen-check{border:1.5px solid var(--text-muted);cursor:pointer;appearance:none;background:0 0;border-radius:50%;flex-shrink:0;width:14px;height:14px;margin-top:2px;transition:border-color .15s,background .15s}.onscreen-check:checked{background:var(--text);border-color:var(--text);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10'%3E%3Cpath d='M2 5l2.5 2.5 3.5-4' stroke='white' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-size:contain}.onscreen-input{color:var(--text);background:0 0;border:none;outline:none;flex:1;min-width:0;padding:0;font-size:12px;line-height:1.5}.onscreen-input::placeholder{color:var(--text-muted)}.onscreen-del{opacity:0;color:var(--text-muted);flex-shrink:0;padding:0 2px;font-size:11px;transition:opacity .15s}.onscreen-item:hover .onscreen-del{opacity:1}.onscreen-del:hover{color:#e53e3e}.add-item-btn{color:var(--text-muted);align-items:center;gap:4px;padding:2px 0;font-size:11px;transition:color .15s;display:flex}.add-item-btn:hover{color:var(--text)}.col-refs{padding:14px 20px 20px}.refs-list{flex-wrap:wrap;gap:6px;margin-bottom:8px;display:flex}.ref-chip{background:var(--surface);border:1px solid var(--col-border);color:var(--text);white-space:nowrap;cursor:pointer;border-radius:20px;align-items:center;gap:4px;max-width:100%;padding:3px 10px;font-size:11px;display:flex}.ref-chip:hover{border-color:var(--text-secondary)}.ref-chip a{color:inherit;text-overflow:ellipsis;white-space:nowrap;max-width:160px;text-decoration:none;overflow:hidden}.ref-chip a:hover{text-decoration:underline}.ref-del{color:var(--text-muted);opacity:0;flex-shrink:0;font-size:10px;transition:opacity .15s}.ref-chip:hover .ref-del{opacity:1}.ref-del:hover{color:#e53e3e}.insert-btn{cursor:pointer;z-index:10;background:0 0;border:none;flex-shrink:0;width:16px;min-height:100vh;margin:0 -8px;position:relative;overflow:visible}.insert-line{background:var(--col-border);pointer-events:none;width:1px;transition:background .18s,width .18s;position:absolute;top:0;bottom:0;left:50%;transform:translate(-50%)}.insert-btn:hover .insert-line{background:var(--accent);width:2px}.insert-plus{background:var(--accent);color:#000;opacity:0;width:24px;height:24px;transition:opacity .18s, transform .2s var(--transition-spring);pointer-events:none;border-radius:50%;justify-content:center;align-items:center;font-size:16px;font-weight:700;line-height:1;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)scale(.7)}.insert-btn:hover .insert-plus{opacity:1;transform:translate(-50%,-50%)scale(1)}.empty-state{color:var(--text-muted);flex-direction:column;justify-content:center;align-items:center;gap:10px;display:flex;position:absolute;inset:0}.empty-icon{opacity:.3;margin-bottom:8px}.empty-state p{font-size:15px;font-weight:500}.empty-sub{opacity:.7;font-size:12px!important;font-weight:400!important}.recording-mode{color:#e8e5de;z-index:200;background:#0e0d0b;flex-direction:column;display:flex;position:absolute;inset:0}.rec-topbar{border-bottom:1px solid #ffffff0f;flex-shrink:0;justify-content:space-between;align-items:center;gap:16px;padding:14px 28px;display:flex}.rec-label{letter-spacing:.22em;color:#f0a50099;text-transform:uppercase;flex-shrink:0;font-size:9px;font-weight:700}.rec-nav{align-items:center;gap:14px;display:flex}.rec-nav-btn{color:#ffffff80;border:1px solid #ffffff24;border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;font-size:16px;transition:background .15s,border-color .15s,color .15s;display:flex}.rec-nav-btn:hover{color:#fff;background:#ffffff14;border-color:#ffffff4d}.rec-counter{color:#ffffff59;text-align:center;letter-spacing:.06em;min-width:48px;font-size:12px;font-weight:500}.rec-exit-btn{letter-spacing:.08em;color:#fff6;border:1px solid #ffffff24;border-radius:5px;flex-shrink:0;padding:6px 14px;font-size:11px;font-weight:600;transition:all .15s}.rec-exit-btn:hover{color:#fff;border-color:#fff6}.rec-canvas{scrollbar-width:thin;scrollbar-color:#ffffff14 transparent;flex:1;overflow:auto hidden}.rec-track{align-items:stretch;width:max-content;min-height:100%;display:flex}.rec-col{cursor:pointer;border-right:1px solid #ffffff0f;flex-direction:column;flex-shrink:0;width:280px;padding:0 0 32px;transition:background .15s;display:flex;position:relative}.rec-col:first-child{border-left:1px solid #ffffff0f}.rec-col:hover{background:#ffffff04}.rec-col.rec-col-active{background:#ffffff08}.rec-col.rec-col-active .rc-num{color:#fff}.rec-col.rec-col-active .rc-lock-icon{color:#f0a500}.rc-header{justify-content:space-between;align-items:flex-start;padding:20px 20px 0;display:flex}.rc-num{letter-spacing:-.03em;color:#ffffff8c;font-size:72px;font-weight:900;line-height:1;transition:color .15s}.rc-header-right{align-items:center;gap:8px;padding-top:10px;display:flex}.rc-lock-icon{color:#f0a50066;transition:color .15s}.rc-dur-row{align-items:baseline;gap:8px;padding:10px 20px 0;display:flex}.rc-dur-actual{letter-spacing:-.02em;color:#ffffffb3;font-size:22px;font-weight:700}.rc-dur-est{color:#fff3;font-size:14px;font-weight:400}.rc-title{letter-spacing:.01em;color:#f0a500;padding:14px 20px 0;font-size:18px;font-weight:800;line-height:1.2}.rc-narration{color:#ffffff73;flex:1;padding:14px 20px 0;font-size:12.5px;line-height:1.7}.rc-section{padding:14px 20px 0}.rc-section-label{letter-spacing:.16em;text-transform:uppercase;color:#fff3;margin-bottom:8px;font-size:9px;font-weight:700}.rc-onscreen-item{color:#fff6;align-items:flex-start;gap:8px;margin-bottom:6px;font-size:12px;line-height:1.45;display:flex}.rc-onscreen-item.checked{color:#fff3;-webkit-text-decoration:line-through #ffffff26;text-decoration:line-through #ffffff26}.rc-check-dot{border:1.5px solid #fff3;border-radius:50%;flex-shrink:0;width:12px;height:12px;margin-top:2px;transition:background .15s,border-color .15s}.rc-check-dot.filled{background:#f0a500;border-color:#f0a500}.rc-ref-chip{color:#f0a500b3;white-space:nowrap;background:#f0a5000f;border:1px solid #f0a5004d;border-radius:20px;align-items:center;margin:0 6px 6px 0;padding:4px 12px;font-size:11px;font-weight:500;transition:border-color .15s,color .15s,background .15s;display:inline-flex}.rc-ref-chip:hover{color:#f0a500;background:#f0a5001a;border-color:#f0a50099}.overview-view{background:#fff;flex-direction:column;width:100%;height:100%;display:flex;overflow:auto hidden}.ov-body{scrollbar-width:thin;scrollbar-color:#0000001a transparent;flex-direction:row;flex:1;align-items:stretch;display:flex;overflow:auto hidden}.ov-col{border-right:1px solid var(--col-border);cursor:pointer;flex-direction:column;flex-shrink:0;width:80px;transition:background .12s;display:flex;position:relative;overflow:hidden}.ov-col:first-child{border-left:1px solid var(--col-border)}.ov-col:hover{background:#00000005}.ov-num{letter-spacing:-.04em;color:var(--text);flex-shrink:0;padding:16px 16px 0;font-size:80px;font-weight:900;line-height:1}.ov-time-row{flex-shrink:0;justify-content:center;align-items:center;height:28px;margin:12px 0;display:flex;position:relative}.ov-time-row:before{content:"";z-index:0;background:#f0a50059;height:1.5px;position:absolute;top:50%;left:0;right:0}.ov-time-pill{z-index:1;color:#d4920a;white-space:nowrap;background:#fff;border:1.5px solid #f0a50099;border-radius:4px;padding:2px 8px;font-size:10px;font-weight:700;position:relative}.ov-topic-area{flex:1;justify-content:center;align-items:flex-start;padding:8px 0;display:flex;overflow:hidden}.ov-topic{letter-spacing:.08em;color:var(--text);text-transform:uppercase;writing-mode:vertical-lr;text-orientation:mixed;white-space:nowrap;text-overflow:ellipsis;max-height:100%;font-size:12px;font-weight:700;overflow:hidden;transform:rotate(180deg)}.ov-dots-area{flex-direction:column;flex-shrink:0;align-items:center;gap:6px;padding:0 0 20px;display:flex}.ov-dot{background:0 0;border:1.5px solid #f0a500;border-radius:50%;width:7px;height:7px;transition:background .15s}.ov-dot.filled{background:#f0a500}.modal-overlay{z-index:500;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{width:360px;max-width:90vw;animation:modal-in .28s var(--transition-spring);background:#fff;border-radius:10px;padding:28px;box-shadow:0 24px 80px #0000002e}.modal.modal-wide{width:640px}@keyframes modal-in{0%{opacity:0;transform:scale(.92)translateY(10px)}to{opacity:1;transform:scale(1)translateY(0)}}.modal h3{letter-spacing:.02em;margin-bottom:18px;font-size:16px;font-weight:800}.modal-input{border:1px solid var(--col-border);width:100%;color:var(--text);background:var(--surface);border-radius:6px;outline:none;padding:10px 12px;font-size:14px;font-weight:500;transition:border-color .15s}.modal-input:focus{border-color:var(--text)}.modal-label{letter-spacing:.06em;color:var(--text-muted);margin-bottom:6px;font-size:11px;font-weight:600;display:block}.modal-hint{color:var(--text-muted);margin-top:8px;font-size:11px;line-height:1.5}.settings-account{background:var(--surface);border:1px solid var(--col-border);border-radius:8px;justify-content:space-between;align-items:center;gap:10px;margin-bottom:4px;padding:10px 12px;display:flex}.settings-account-info{align-items:center;gap:8px;min-width:0;display:flex}.settings-account-icon{width:28px;height:28px;color:var(--accent);background:#f0a5001f;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.settings-account-email{color:var(--text);text-overflow:ellipsis;white-space:nowrap;font-size:12px;font-weight:500;overflow:hidden}.settings-signout-btn{color:var(--text-muted);border:1px solid var(--col-border);white-space:nowrap;border-radius:5px;flex-shrink:0;padding:5px 10px;font-size:11px;font-weight:600;transition:color .15s,border-color .15s,background .15s}.settings-signout-btn:hover{color:#e53e3e;background:#fff5f5;border-color:#ffc9c9}.settings-danger{margin-top:4px}.settings-danger-rule{background:#f0e0e0;height:1px;margin:16px 0 12px}.settings-danger-label{letter-spacing:.15em;color:#e53e3e;text-transform:uppercase;margin-bottom:10px;font-size:9px;font-weight:700}.settings-danger-row{justify-content:space-between;align-items:center;gap:12px;display:flex}.settings-danger-title{color:var(--text);font-size:13px;font-weight:600}.settings-danger-sub{color:var(--text-muted);margin-top:2px;font-size:11px}.btn-danger-action{color:#e53e3e;background:#fff0f0;border:1px solid #fcc;border-radius:6px;flex-shrink:0;padding:6px 14px;font-size:12px;font-weight:600;transition:background .15s,border-color .15s}.btn-danger-action:hover{background:#ffe0e0;border-color:#e53e3e}.modal-footer{justify-content:flex-end;gap:8px;margin-top:20px;display:flex}.btn-cancel{color:var(--text-muted);border-radius:6px;padding:8px 14px;font-size:13px;font-weight:500;transition:all .15s}.btn-cancel:hover{color:var(--text);background:var(--surface)}.btn-confirm{background:var(--text);color:var(--bg);border-radius:6px;padding:8px 18px;font-size:13px;font-weight:600;transition:opacity .15s}.btn-confirm:hover{opacity:.8}.modal-topbar{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.modal-topbar h3{margin:0}.yt-output{flex-direction:column;gap:20px;max-height:70vh;padding-right:2px;display:flex;overflow-y:auto}.yt-loading{color:var(--text-muted);align-items:center;gap:10px;padding:20px 0;font-size:14px;display:flex}.yt-section{flex-direction:column;gap:8px;display:flex}.yt-section-label{letter-spacing:.14em;color:var(--text-muted);text-transform:uppercase;font-size:10px;font-weight:700}.yt-block{background:var(--surface);border-radius:8px;padding:14px}.yt-title-item{color:var(--text);border-bottom:1px solid var(--col-border);padding:4px 0;font-size:13px;font-weight:500;line-height:1.6}.yt-title-item:last-child{border-bottom:none;padding-bottom:0}.yt-desc{color:var(--text);white-space:pre-wrap;font-size:13px;line-height:1.7}.yt-tags{flex-wrap:wrap;gap:6px;display:flex}.yt-tag{background:var(--bg);border:1px solid var(--col-border);color:var(--text);border-radius:20px;padding:4px 10px;font-size:11px}.yt-ref-item{border-bottom:1px solid var(--col-border);flex-direction:column;gap:2px;padding:6px 0;display:flex}.yt-ref-item:last-child{border-bottom:none}.yt-ref-name{color:var(--text);font-size:13px;font-weight:600}.yt-ref-url{color:var(--accent);word-break:break-all;font-size:11px;text-decoration:none}.yt-ref-url:hover{text-decoration:underline}.yt-copy-all{background:var(--text);width:100%;color:var(--bg);cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;gap:8px;margin-top:4px;padding:12px;font-size:13px;font-weight:600;transition:opacity .15s;display:flex}.yt-copy-all:hover{opacity:.8}.modal-footer-split{justify-content:space-between!important}.modal-footer-right{align-items:center;gap:8px;display:flex}.btn-ref-delete{color:#e53e3e;border-radius:6px;padding:8px 14px;font-size:13px;font-weight:600;transition:background .15s}.btn-ref-delete:hover{background:#fff5f5}.toast{color:#fff;z-index:900;animation:toast-in .25s var(--transition-spring);background:#111;border-radius:8px;align-items:center;gap:12px;max-width:90vw;padding:10px 16px;font-size:13px;font-weight:500;display:flex;position:fixed;bottom:24px;left:50%;transform:translate(-50%);box-shadow:0 8px 24px #00000040}@keyframes toast-in{0%{opacity:0;transform:translate(-50%)translateY(20px)}to{opacity:1;transform:translate(-50%)translateY(0)}}.toast-undo{color:var(--accent);border:1px solid var(--accent);border-radius:4px;padding:2px 8px;font-size:12px;font-weight:700;transition:all .15s}.toast-undo:hover{background:var(--accent);color:#000}.toast-close{color:#fff6;padding:2px;font-size:12px;transition:color .15s}.toast-close:hover{color:#fffc}.spinner{border:2px solid #0000001a;border-top-color:var(--accent);border-radius:50%;width:14px;height:14px;animation:.7s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.version-container{margin-bottom:10px}.version-controls{align-items:center;gap:6px;margin-bottom:10px;display:flex}.ver-btn{background:var(--surface);border:1px solid var(--col-border);width:30px;height:30px;color:var(--text);border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;font-size:13px;line-height:1;transition:all .15s;display:flex}.ver-btn:hover:not(:disabled){background:var(--text);color:#fff;border-color:var(--text)}.ver-btn.destructive:hover:not(:disabled){color:#fff;background:#e53e3e;border-color:#e53e3e}.ver-btn:disabled{opacity:.3;cursor:default}.ver-label{color:var(--text-muted);letter-spacing:.04em;white-space:nowrap;margin-left:4px;font-size:10px;font-weight:500}.narration-card{border:1.5px solid var(--col-border);border-radius:10px;margin-bottom:4px;padding:12px 14px;transition:border-color .2s}.narration-card:focus-within{border-color:#00000040}.version-badge{background:var(--text);color:#fff;cursor:pointer;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-self:center;align-items:center;min-width:20px;height:20px;margin-left:6px;padding:0;font-size:9px;font-weight:800;transition:opacity .15s,transform .15s;display:inline-flex}.version-badge:hover{opacity:.75;transform:scale(1.1)}.onscreen-check:checked~.onscreen-input{color:var(--text-muted);text-decoration:line-through;-webkit-text-decoration-color:var(--text-muted);text-decoration-color:var(--text-muted)}.hidden{display:none!important}.auth-overlay{z-index:1000;background:#080807;justify-content:center;align-items:center;display:flex;position:fixed;inset:0;overflow:hidden}.auth-grid{pointer-events:none;display:flex;position:absolute;inset:0}.auth-grid-line{border-right:1px solid #ffffff08;flex:1}.auth-card{z-index:1;background:#111110;border:1px solid #ffffff14;border-radius:16px;width:100%;max-width:400px;padding:40px;animation:.4s cubic-bezier(.34,1.56,.64,1) auth-in;position:relative;box-shadow:0 32px 80px #0009,0 0 0 1px #ffffff0a}@keyframes auth-in{0%{opacity:0;transform:scale(.94)translateY(16px)}to{opacity:1;transform:scale(1)translateY(0)}}.auth-wordmark{color:#ffffffb3;letter-spacing:.02em;align-items:center;gap:10px;margin-bottom:28px;font-size:15px;font-weight:700;display:flex}.auth-heading{color:#fff;letter-spacing:-.02em;margin-bottom:8px;font-size:26px;font-weight:800}.auth-subheading{color:#ffffff59;margin-bottom:28px;font-size:13px;line-height:1.55}.auth-form{flex-direction:column;gap:16px;display:flex}.auth-field{flex-direction:column;gap:6px;display:flex}.auth-label{letter-spacing:.08em;color:#fff6;text-transform:uppercase;font-size:11px;font-weight:600}.auth-input{color:#fff;background:#ffffff0d;border:1px solid #ffffff1a;border-radius:8px;outline:none;width:100%;padding:12px 14px;font-size:14px;transition:border-color .15s,background .15s}.auth-input::placeholder{color:#fff3}.auth-input:focus{background:#ffffff12;border-color:#f0a50099}.auth-error{color:#ff6b6b;background:#ff6b6b1a;border:1px solid #ff6b6b33;border-radius:6px;padding:10px 12px;font-size:12px;line-height:1.45}.auth-success{color:#4ade80;background:#4ade801a;border:1px solid #4ade8033;border-radius:6px;padding:10px 12px;font-size:12px}.auth-btn{color:#000;cursor:pointer;background:#f0a500;border:none;border-radius:8px;justify-content:center;align-items:center;min-height:46px;margin-top:4px;padding:13px;font-size:14px;font-weight:700;transition:opacity .15s,transform .15s;display:flex}.auth-btn:hover:not(:disabled){opacity:.88;transform:translateY(-1px)}.auth-btn:disabled{opacity:.5;cursor:default}.auth-spinner{border:2px solid #0003;border-top-color:#000;border-radius:50%;width:18px;height:18px;animation:.7s linear infinite spin;display:inline-block}.auth-switch{color:#ffffff4d;text-align:center;margin-top:20px;font-size:13px}.auth-switch-btn{color:#f0a500;cursor:pointer;background:0 0;border:none;font-family:inherit;font-size:13px;font-weight:600;transition:opacity .15s}.auth-switch-btn:hover{opacity:.75}.sb-user{flex:1;align-items:center;gap:8px;min-width:0;padding:0;display:flex;overflow:hidden}.sb-user-email{color:#ffffff4d;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;font-size:11px;overflow:hidden}.sb-logout-btn{color:#ffffff4d;border-radius:5px;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;transition:color .15s,background .15s;display:flex}.sb-logout-btn:hover{color:#ff6b6b;background:#ff50501a}.auth-loading{background:#080807;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.auth-loading-spinner{border:2.5px solid #f0a50026;border-top-color:#f0a500;border-radius:50%;width:28px;height:28px;animation:.8s linear infinite spin}