:root{--bg-dark: #09090b;--panel-dark: #141416;--border-dark: rgba(255, 255, 255, .08);--text-primary: #f4f4f5;--text-muted: #71717a;--accent-blue: #60a5fa;--accent-red: #ef4444;--font-sans: "Inter", "Outfit", sans-serif}*{box-sizing:border-box;margin:0;padding:0}body,html{width:100%;height:100%;overflow:hidden;background-color:var(--bg-dark);font-family:var(--font-sans);color:var(--text-primary)}#timeline-canvas{display:block;width:100%;height:100%;cursor:grab}#timeline-canvas:active{cursor:grabbing}.bottom-notch{position:absolute;bottom:20px;left:50%;transform:translate(-50%);display:flex;gap:12px;background:#141416d9;border:1px solid var(--border-dark);border-radius:30px;padding:6px 16px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 10px 30px #00000080;z-index:100}.notch-action-btn{background:none;border:none;cursor:pointer;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:50%;color:var(--text-muted);transition:all .2s cubic-bezier(.4,0,.2,1)}.notch-action-btn:hover{background:#ffffff0d;color:var(--text-primary)}.notch-action-btn.active{background:#60a5fa26;color:var(--accent-blue)}#lock-btn .pulse-dot{width:8px;height:8px;background-color:var(--text-muted);border-radius:50%;display:inline-block;transition:background-color .2s}#lock-btn.active .pulse-dot{background-color:#10b981;box-shadow:0 0 10px #10b981;animation:pulse 1.5s infinite}@keyframes pulse{0%{transform:scale(.9);opacity:.8}50%{transform:scale(1.2);opacity:1}to{transform:scale(.9);opacity:.8}}.chat-drawer{position:absolute;top:0;right:-360px;width:360px;height:100%;background:#141416f2;border-left:1px solid var(--border-dark);display:flex;flex-direction:column;z-index:150;transition:right .3s cubic-bezier(.4,0,.2,1);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.chat-drawer.open{right:0}.chat-header{padding:16px;border-bottom:1px solid var(--border-dark);display:flex;align-items:center;justify-content:space-between}.chat-header h3{font-size:14px;font-weight:600;letter-spacing:.5px}.close-btn{background:none;border:none;font-size:20px;color:var(--text-muted);cursor:pointer}.chat-messages{flex:1;padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:12px}.message{padding:10px 14px;border-radius:8px;max-width:85%;font-size:13px;line-height:1.5}.message.system{align-self:center;background:#ffffff0d;color:var(--text-muted);text-align:center;max-width:100%}.chat-input-area{padding:16px;border-top:1px solid var(--border-dark)}.text-input-row{display:flex;gap:8px}.text-input-row input{flex:1;background:#ffffff0d;border:1px solid var(--border-dark);border-radius:6px;padding:8px 12px;color:var(--text-primary);outline:none;font-size:13px}.send-btn{background:var(--accent-blue);border:none;border-radius:6px;width:34px;height:34px;display:flex;align-items:center;justify-content:center;color:#000;cursor:pointer}.auth-modal{position:absolute;top:0;left:0;width:100%;height:100%;background:#09090bd9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;z-index:200}.auth-box{background:var(--panel-dark);border:1px solid var(--border-dark);border-radius:12px;padding:24px 30px;width:320px;text-align:center;box-shadow:0 20px 40px #00000080}.auth-box h2{font-size:18px;margin-bottom:8px}.auth-box p{font-size:13px;color:var(--text-muted);margin-bottom:16px}.auth-box input{width:100%;background:#ffffff0d;border:1px solid var(--border-dark);border-radius:6px;padding:10px;color:#fff;outline:none;margin-bottom:14px}.auth-box button{width:100%;background:var(--accent-blue);border:none;border-radius:6px;padding:10px;font-weight:600;cursor:pointer}