:root{--bg-primary: #F8FAFC;--bg-secondary: #FFFFFF;--bg-tertiary: #F1F5F9;--bg-card: #FFFFFF;--border: #CBD5E1;--border-light: #E2E8F0;--text-primary: #1E293B;--text-secondary: #475569;--text-tertiary: #64748B;--accent: #6366F1;--accent-light: #818CF8;--accent-glow: rgba(99, 102, 241, .15);--success: #22C55E;--warning: #F59E0B;--danger: #EF4444;--radius: 8px;--shadow: 0 4px 20px rgba(0, 0, 0, .08)}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;width:100%;overflow:hidden}body{font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;letter-spacing:.02em}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--accent)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:none;border-radius:var(--radius);cursor:pointer;font-size:14px;font-family:inherit;transition:all .2s;font-weight:500}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:#6d28d9;box-shadow:0 0 20px var(--accent-glow)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--accent)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{color:var(--accent);background:#7c3aed1a}.btn-danger{background:#ef444426;color:var(--danger);border:1px solid rgba(239,68,68,.3)}.btn-danger:hover{background:#ef444440}input,textarea,select{background:var(--bg-secondary);border:1px solid #CBD5E1;border-radius:var(--radius);color:var(--text-primary);font-family:inherit;font-size:14px;padding:8px 12px;transition:border-color .2s,box-shadow .2s;outline:none;letter-spacing:.03em}input:focus,textarea:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}input::placeholder,textarea::placeholder{color:var(--text-secondary)}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px}@keyframes spin{to{transform:rotate(360deg)}}.spinner{width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .3s ease}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:24px;min-width:400px;max-width:90vw;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow)}.tag{display:inline-flex;align-items:center;padding:2px 8px;background:#7c3aed26;color:var(--accent-light);border-radius:20px;font-size:12px;font-weight:500}[data-tooltip]{position:relative}[data-tooltip]:hover:after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%);background:var(--bg-tertiary);color:var(--text-primary);padding:4px 8px;border-radius:4px;font-size:12px;white-space:nowrap;border:1px solid var(--border);z-index:100}