:root{--brand-gold-500: #ffd400;--brand-gold-400: #ffd45c;--brand-gold-300: #fdd65e;--brand-primary: var(--brand-gold-500);--brand-primary-hover: var(--brand-gold-400);--brand-primary-muted: var(--brand-gold-300);--brand-on-primary: #2b2b2b;--radius-lg: 16px;--radius-md: 12px;--radius-sm: 8px;--radius-pill: 999px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Roboto, Helvetica, Arial, sans-serif;--font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;--text-xs: 12px;--text-sm: 13px;--text-md: 14px;--text-lg: 16px;--text-xl: 20px;--leading-normal: 1.5;--z-dropdown: 1000;--z-sticky: 1100;--z-drawer: 1200;--z-dialog: 1300;--z-toast: 1400;--color-bg: #f5f7fa;--color-surface: #ffffff;--color-surface-2: #fafbfc;--color-border: #e5e7eb;--color-text: #2b2b2b;--color-text-strong: #222222;--color-text-muted: #6b7280;--color-text-inverse: #ffffff;--color-success: #16a34a;--color-info: #2563eb;--color-warning: #d97706;--color-error: #dc2626;--color-neutral: #9ca3af;--cs-bubble-self: var(--brand-primary-muted);--cs-bubble-peer: #eef1f5;--cs-panel-bg: #ffffff;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .06);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08)}:root[data-theme="dark"],@media (prefers-color-scheme: dark){:root:not([data-theme=light]){--color-bg: #16181d;--color-surface: #1f2229;--color-surface-2: #23262e;--color-border: #333842;--color-text: #e5e7eb;--color-text-strong: #f5f7fa;--color-text-muted: #9ca3af;--color-text-inverse: #16181d;--cs-bubble-peer: #2a2e37;--cs-panel-bg: #1f2229;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 4px 12px rgba(0, 0, 0, .5)}}:root[data-theme=dark]{--color-bg: #16181d;--color-surface: #1f2229;--color-surface-2: #23262e;--color-border: #333842;--color-text: #e5e7eb;--color-text-strong: #f5f7fa;--color-text-muted: #9ca3af;--color-text-inverse: #16181d;--cs-bubble-peer: #2a2e37;--cs-panel-bg: #1f2229;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 4px 12px rgba(0, 0, 0, .5)}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font-sans);font-size:var(--text-md);line-height:var(--leading-normal);color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased}h1,h2,h3,h4,p,figure{margin:0}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit}img,svg{display:block;max-width:100%}ul,ol{margin:0;padding:0;list-style:none}:root{--el-color-primary: var(--brand-primary);--el-color-success: var(--color-success);--el-color-warning: var(--color-warning);--el-color-danger: var(--color-error);--el-color-info: var(--color-info);--el-border-radius-base: var(--radius-sm);--el-border-radius-small: var(--radius-sm);--el-bg-color: var(--color-surface);--el-text-color-primary: var(--color-text-strong);--el-text-color-regular: var(--color-text);--el-border-color: var(--color-border)}:root{--brand-primary: #ffd400;--brand-primary-soft: #ffd45c;--app-sidebar-bg: #222;--app-main-bg: #f5f7fa;--app-text: #2b2b2b;--app-text-muted: #8a8f99;--app-surface: #ffffff;--app-border: #eadfbf;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px}@media (prefers-color-scheme: dark){:root{--app-main-bg: #17181c;--app-surface: #22242a;--app-text: #eaecef;--app-text-muted: #9aa0aa;--app-border: #33363d}}:root[data-theme=light]{--app-main-bg: #f5f7fa;--app-surface: #ffffff;--app-text: #2b2b2b}:root[data-theme=dark]{--app-main-bg: #17181c;--app-surface: #22242a;--app-text: #eaecef}