@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translate(-8px)}to{opacity:1;transform:translate(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(8px)}to{opacity:1;transform:translate(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}:root,[data-theme=dark]{--bg-base:#0d0f14;--bg-sidebar:#111318;--bg-panel:#13151c;--bg-card:#1a1d27;--bg-card-hover:#1e2230;--bg-input:#1e2230;--bg-selected:#1e2340;--bg-overlay:#0d0f14d9;--bg-glass:#1a1d27eb;--border-color:#ffffff12;--border-strong:#ffffff1f;--border-active:#7c8cf866;--text-primary:#e8eaf0;--text-secondary:#8b8fa8;--text-muted:#555870;--text-accent:#7c8cf8;--accent:#7c8cf8;--accent-hover:#9aa5fb;--accent-dim:#7c8cf826;--accent-glow:#7c8cf840;--star-color:#f59e0b;--danger:#f87171;--success:#4ade80;--shadow-sm:0 1px 3px #0006;--shadow-md:0 4px 12px #00000080;--shadow-lg:0 8px 32px #0009;--shadow-glow:0 0 20px #7c8cf826;--transition:.18s ease;--transition-slow:.3s ease;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--radius-full:9999px}[data-theme=light]{--bg-base:#f0f2f8;--bg-sidebar:#fff;--bg-panel:#f8f9fd;--bg-card:#fff;--bg-card-hover:#f0f2ff;--bg-input:#f0f2f8;--bg-selected:#eef0ff;--bg-overlay:#f0f2f8e6;--bg-glass:#fffffff2;--border-color:#00000012;--border-strong:#0000001f;--border-active:#6366f166;--text-primary:#1a1d27;--text-secondary:#5a5f7a;--text-muted:#9095b0;--text-accent:#5b6af0;--accent:#5b6af0;--accent-hover:#4355e8;--accent-dim:#5b6af01a;--accent-glow:#5b6af033;--shadow-sm:0 1px 3px #0000001a;--shadow-md:0 4px 12px #0000001a;--shadow-lg:0 8px 32px #0000001f;--shadow-glow:0 0 20px 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var(--transition);background:0 0;border:1px solid #0000;flex-shrink:0;justify-content:center;align-items:center;display:flex}.icon-btn svg{width:17px;height:17px}.icon-btn:hover{background:var(--bg-card);color:var(--text-primary);border-color:var(--border-color)}.icon-btn:focus-visible{border-color:var(--border-active);background:var(--accent-dim);color:var(--accent);outline:none}.site-header__auth{align-items:center;display:flex;position:relative}.site-header__google-hidden{opacity:0;visibility:hidden;pointer-events:none;clip:rect(0, 0, 0, 0);width:0;height:0;position:absolute;top:0;right:0;overflow:hidden}@keyframes spin-border{0%{transform:translate(-50%,-50%)rotate(0)}to{transform:translate(-50%,-50%)rotate(360deg)}}@keyframes shimmer-sweep{0%{left:-120%}60%{left:120%}to{left:120%}}@keyframes glow-pulse{0%,to{box-shadow:0 0 8px 1px #4285f466,0 0 20px 3px #4285f426}33%{box-shadow:0 0 8px 1px #34a85366,0 0 20px 3px #34a85326}66%{box-shadow:0 0 8px 1px #fbbc0573,0 0 20px 3px 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var(--transition);background:0 0;align-items:center;padding:0 12px;font-size:12px;font-weight:500;display:flex}.btn-outline:hover{background:var(--bg-card);color:var(--text-primary);border-color:var(--border-strong)}.layer-dropdown-wrapper{position:relative}.layer-dropdown{background:var(--bg-glass);border:1px solid var(--border-color);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(20px);width:220px;box-shadow:var(--shadow-lg);transform-origin:100% 0;z-index:200;animation:.15s scaleIn;position:absolute;top:calc(100% + 8px);right:0;overflow:hidden}.layer-option{cursor:pointer;transition:background var(--transition);align-items:center;gap:12px;padding:12px 16px;display:flex}.layer-option:hover{background:var(--bg-card-hover)}.layer-option.active{background:var(--accent-dim)}.layer-option-icon{background:var(--bg-card);border:1px solid 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