:root{--primary: #2563eb;--primary-dark: #1d4ed8;--primary-light: #dbeafe;--accent: #f59e0b;--danger: #ef4444;--success: #22c55e;--text: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--bg: #f8fafc;--card: #ffffff;--border: #e2e8f0;--shadow: 0 1px 3px rgba(0, 0, 0, .08);--shadow-lg: 0 4px 12px rgba(0, 0, 0, .1);--radius: 12px;--radius-sm: 8px;--max-width: 430px}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;overflow-x:hidden}#root{max-width:var(--max-width);margin:0 auto;min-height:100vh;background:var(--bg);position:relative}.page{min-height:100vh;display:flex;flex-direction:column;padding:0 20px 100px}.page-header{padding:20px 0 16px;text-align:center}.page-header h1{font-size:20px;font-weight:700;color:var(--text)}.page-header p{font-size:14px;color:var(--text-secondary);margin-top:4px}.card{background:var(--card);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);margin-bottom:12px}.card-title{font-size:16px;font-weight:600;color:var(--text);margin-bottom:12px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 28px;border:none;border-radius:var(--radius-sm);font-size:16px;font-weight:600;cursor:pointer;transition:all .2s;width:100%;gap:8px}.btn:active{transform:scale(.98)}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-primary:disabled{background:#93c5fd;cursor:not-allowed;transform:none}.btn-secondary{background:var(--primary-light);color:var(--primary)}.btn-outline{background:transparent;border:1.5px solid var(--border);color:var(--text)}.btn-danger{background:#fef2f2;color:var(--danger)}.btn-sm{padding:8px 16px;font-size:14px;width:auto}.input{width:100%;padding:12px 16px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:16px;color:var(--text);background:var(--card);outline:none;transition:border-color .2s}.input:focus{border-color:var(--primary)}.input::placeholder{color:var(--text-muted)}.tag{display:inline-block;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:500}.tag-blue{background:var(--primary-light);color:var(--primary)}.tag-amber{background:#fef3c7;color:#b45309}.tag-green{background:#dcfce7;color:#16a34a}.tag-red{background:#fef2f2;color:var(--danger)}.disclaimer{margin-top:24px;padding:12px 16px;background:#f1f5f9;border-radius:var(--radius-sm);font-size:11px;color:var(--text-muted);line-height:1.7}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .3s ease-out}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.pulse{animation:pulse 2s infinite}@keyframes spin{to{transform:rotate(360deg)}}.spinner{width:24px;height:24px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}::-webkit-scrollbar{width:0;height:0}.text-center{text-align:center}.text-sm{font-size:14px}.text-xs{font-size:12px}.text-muted{color:var(--text-secondary)}.text-primary{color:var(--primary)}.mt-8{margin-top:8px}.mt-12{margin-top:12px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mb-8{margin-bottom:8px}.mb-12{margin-bottom:12px}.mb-16{margin-bottom:16px}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-8{gap:8px}.gap-12{gap:12px}.w-full{width:100%}.stat-number{font-size:32px;font-weight:800;color:var(--primary);line-height:1.2}.stat-label{font-size:13px;color:var(--text-secondary);margin-top:2px}.stat-box{text-align:center;flex:1}