*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg: #f8fafc;--color-surface: #ffffff;--color-border: #e2e8f0;--color-border-strong: #cbd5e1;--color-sidebar-bg: #0f172a;--color-sidebar-text: #94a3b8;--color-sidebar-text-active: #f1f5f9;--color-sidebar-hover: #1e293b;--color-sidebar-active: #1e3a5f;--color-text: #0f172a;--color-text-muted: #64748b;--color-text-light: #94a3b8;--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-primary-light: #eff6ff;--color-success: #16a34a;--color-success-bg: #f0fdf4;--color-warning: #d97706;--color-warning-bg: #fffbeb;--color-warning-deep: #92400e;--color-danger: #dc2626;--color-danger-bg: #fef2f2;--color-danger-deep: #991b1b;--color-info: #1e40af;--color-info-bg: #dbeafe;--sidebar-width: 240px;--topbar-height: 56px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .08), 0 2px 4px -2px rgb(0 0 0 / .05);--font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "SF Mono", "Fira Code", "Fira Mono", "Roboto Mono", monospace}html,body{height:100%;font-family:var(--font-sans);font-size:14px;line-height:1.5;color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased}#app{height:100%}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit;font-size:inherit}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:6px 13px;font-size:12.5px;font-weight:500;font-family:inherit;border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text);cursor:pointer;white-space:nowrap;text-decoration:none;transition:background .15s,color .15s,border-color .15s,opacity .15s}.btn:hover:not(:disabled){background:var(--color-bg);border-color:var(--color-border-strong)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.btn--primary{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.btn--primary:hover:not(:disabled){background:var(--color-primary-hover);border-color:var(--color-primary-hover)}.btn--ghost{background:transparent;border-color:transparent;color:var(--color-text-muted)}.btn--ghost:hover:not(:disabled){background:var(--color-bg);border-color:transparent;color:var(--color-text)}.btn--outline{background:var(--color-surface);border-color:var(--color-border);color:var(--color-text)}.btn--outline:hover:not(:disabled){border-color:var(--color-border-strong)}.btn--danger{background:var(--color-danger);border-color:var(--color-danger);color:#fff}.btn--danger:hover:not(:disabled){filter:brightness(.92)}.btn--sm{padding:5px 10px;font-size:12px}.btn-icon{display:inline-flex;align-items:center;justify-content:center;background:transparent;border:none;padding:4px 6px;font-size:14px;color:var(--color-text-muted);cursor:pointer;border-radius:var(--radius-sm);transition:color .15s,background .15s}.btn-icon:hover{color:var(--color-text)}.btn-icon:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:18px 20px;margin-bottom:16px}.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.card-title{font-size:14px;font-weight:600;color:var(--color-text);margin:0}.input{width:100%;padding:7px 10px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);color:var(--color-text);font-size:13px;font-family:inherit;outline:none;box-sizing:border-box}.input::placeholder{color:var(--color-text-muted)}.input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #2563eb1a}.input:disabled{opacity:.6;cursor:not-allowed}@media(prefers-reduced-motion:reduce){.btn,.btn-icon{transition:none}}