*{box-sizing:border-box}:root{--bg-color: #ffffff;--surface-color: #f8f9fa;--text-color: #333333;--text-secondary: #666666;--border-color: #e0e0e0;--hover-color: #f0f0f0}[data-theme=dark]{--bg-color: #1a1a1a;--surface-color: #2d2d2d;--text-color: #ffffff;--text-secondary: #b0b0b0;--border-color: #404040;--hover-color: #3a3a3a}body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--bg-color);color:var(--text-color);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color .3s ease,color .3s ease}.brand-loading{min-height:100vh;display:grid;place-items:center;background:#f5f5f5}.brand-loading-mark{width:42px;height:42px;border:4px solid color-mix(in srgb,var(--brand-primary, #7fc014) 25%,transparent);border-top-color:var(--brand-primary, #7fc014);border-radius:50%;animation:brand-spin .8s linear infinite}@keyframes brand-spin{to{transform:rotate(360deg)}}