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h1{font-size:1.5rem;font-weight:700;margin-bottom:8px}.login-card .subtitle{color:var(--text-muted);margin-bottom:32px;font-size:.9rem}.error-msg{background:var(--danger-bg);color:var(--danger);padding:10px 14px;border-radius:8px;font-size:.85rem;margin-bottom:16px}.empty-state{padding:48px 24px;text-align:center;color:var(--text-muted)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}.mobile-header,.bottom-nav,.menu-overlay,.more-menu{display:none}@media(max-width:900px){.mobile-header{display:flex;align-items:center;gap:12px;position:fixed;top:0;left:0;right:0;height:56px;padding:0 16px;background:var(--surface);border-bottom:1px solid var(--border);z-index:200}.mobile-menu-btn{width:44px;height:44px;border:none;border-radius:10px;background:var(--surface-hover);color:var(--text);font-size:1.25rem;flex-shrink:0}.mobile-header-title{display:flex;flex-direction:column;line-height:1.2;min-width:0}.mobile-header-title 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img{width:100%;display:block}.upload-file-name{margin-top:8px;font-size:.85rem;color:var(--text-muted)}.lightbox-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000e6;display:flex;align-items:center;justify-content:center;z-index:2000;padding:24px}.lightbox-content{max-width:90vw;max-height:90vh;text-align:center;position:relative}.lightbox-content img{max-width:100%;max-height:80vh;border-radius:8px}.lightbox-content p{color:#fff;margin-top:12px;font-size:.9rem}.lightbox-close{position:absolute;top:-40px;right:0;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer}:root{--bg: #0f1419;--surface: #1a2332;--surface-hover: #243044;--border: #2d3a4f;--text: #e8edf4;--text-muted: #8b9cb3;--primary: #3b82f6;--primary-hover: #2563eb;--success: #22c55e;--success-bg: rgba(34, 197, 94, .12);--danger: #ef4444;--danger-bg: rgba(239, 68, 68, .12);--warning: #f59e0b;--radius: 12px;--shadow: 0 4px 24px rgba(0, 0, 0, .35)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:DM Sans,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;min-height:100vh}#root{min-height:100vh}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit}a{color:var(--primary);text-decoration:none}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}