:root{--bg-page: #eef1f6;--bg-page-accent: radial-gradient(1200px 600px at 12% -8%, rgba(99, 102, 241, .08), transparent 55%), radial-gradient(900px 480px at 88% 0%, rgba(14, 165, 233, .06), transparent 50%);--bg-card: #ffffff;--bg-card-elevated: #fafbfc;--bg-sider: #0c1222;--bg-sider-highlight: rgba(255, 255, 255, .04);--bg-muted: #f4f6f9;--bg-hover: #eef2ff;--bg-table-head: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);--text: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--text-on-sider: #e2e8f0;--text-on-sider-muted: #94a3b8;--line: #e2e8f0;--line-strong: #cbd5e1;--line-sider: rgba(255, 255, 255, .07);--shadow-xs: 0 1px 0 rgba(15, 23, 42, .04);--shadow-sm: 0 1px 2px rgba(15, 23, 42, .05), 0 4px 12px rgba(15, 23, 42, .04);--shadow-md: 0 4px 6px rgba(15, 23, 42, .04), 0 12px 32px rgba(15, 23, 42, .08);--shadow-lg: 0 24px 48px rgba(15, 23, 42, .12);--primary: #4f46e5;--primary-hover: #4338ca;--primary-soft: rgba(79, 70, 229, .12);--accent-sky: #0ea5e9;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--font-sans: "DM Sans", -apple-system, blinkmacsystemfont, "PingFang SC", "Microsoft YaHei", sans-serif;--font-mono: "JetBrains Mono", ui-monospace, sfmono-regular, menlo, monospace}*{box-sizing:border-box}body{margin:0;background-color:var(--bg-page);background-image:var(--bg-page-accent);background-attachment:fixed;font-family:var(--font-sans);font-size:15px;line-height:1.5;color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{min-height:100vh}.input{width:100%;border:1px solid var(--line);border-radius:var(--radius-sm);padding:10px 14px;font-size:14px;font-family:inherit;color:var(--text);background:var(--bg-card);transition:border-color .18s ease,box-shadow .18s ease,background .18s ease}.input:hover:not(:focus){border-color:var(--line-strong)}.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}.input--inline{width:auto;min-width:148px;margin-top:0}.input--grow{flex:1;min-width:200px}select.input{cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:40px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:var(--radius-sm);padding:10px 18px;font-size:14px;font-weight:600;font-family:inherit;letter-spacing:-.01em;cursor:pointer;transition:background .18s ease,color .18s ease,box-shadow .18s ease,opacity .18s ease,transform .12s ease;margin-top:0}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn--primary{background:var(--primary);color:#fff;box-shadow:0 1px 2px #4f46e540}.btn--primary:hover:not(:disabled){background:var(--primary-hover);box-shadow:0 4px 14px #4f46e559}.btn--secondary{background:#64748b;color:#fff}.btn--secondary:hover:not(:disabled){background:#475569}.btn--ghost{background:transparent;color:var(--text-on-sider);border:1px solid var(--line-sider)}.btn--ghost:hover:not(:disabled){background:var(--bg-sider-highlight);border-color:#ffffff24}.btn--lg{width:100%;padding:13px 22px;font-size:15px;border-radius:var(--radius-md);margin-top:22px}