*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #f0f2f5;--surface: #ffffff;--surface-2: #f8f9fa;--border: #e8eaed;--border-strong: #d1d5db;--primary: #6366f1;--primary-dark: #4f46e5;--primary-light: #eef2ff;--primary-text: #4338ca;--danger: #ef4444;--danger-light: #fef2f2;--danger-text: #dc2626;--success: #10b981;--success-light: #ecfdf5;--success-text: #059669;--warning: #f59e0b;--warning-light: #fffbeb;--text: #111827;--text-2: #6b7280;--text-3: #9ca3af;--radius: 12px;--radius-sm: 8px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);--shadow-md: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -1px rgba(0,0,0,.04)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;font-size:14px;line-height:1.5}button{cursor:pointer;border:none;border-radius:var(--radius-sm);font-size:13px;font-weight:500;padding:.5rem 1rem;transition:all .15s;font-family:inherit;display:inline-flex;align-items:center;gap:6px}button:hover{opacity:.88}button:active{transform:scale(.98)}button:disabled{opacity:.4;cursor:not-allowed}input,select,textarea{width:100%;padding:.6rem .85rem;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:14px;font-family:inherit;outline:none;background:var(--surface);color:var(--text);transition:border-color .15s}input:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 3px #6366f11f}label{font-size:13px;font-weight:500;color:var(--text-2);display:block;margin-bottom:6px}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark);opacity:1}.btn-danger{background:var(--danger-light);color:var(--danger-text);border:1px solid #fecaca}.btn-danger:hover{background:#fee2e2;opacity:1}.btn-ghost{background:transparent;border:1.5px solid var(--border);color:var(--text-2)}.btn-ghost:hover{background:var(--surface-2);opacity:1}.btn-success{background:var(--success-light);color:var(--success-text);border:1px solid #a7f3d0}.btn-success:hover{background:#d1fae5;opacity:1}.avatar{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:14px;flex-shrink:0}@keyframes modal-in{0%{opacity:0;transform:scale(.96) translateY(4px)}to{opacity:1;transform:scale(1) translateY(0)}}