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#40c057;--color-warning: #fab005;--color-unread: #4263eb;--color-star: #fab005;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-full: 9999px;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: "SF Mono", "Fira Code", "Fira Mono", "Roboto Mono", monospace;--text-xs: .75rem;--text-sm: .8125rem;--text-md: .875rem;--text-lg: 1rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--weight-normal: 400;--weight-medium: 500;--weight-semibold: 600;--weight-bold: 700;--leading-tight: 1.25;--leading-normal: 1.5;--leading-relaxed: 1.75;--sidebar-width: 240px;--message-list-width: 360px;--header-height: 56px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease;--z-sidebar: 100;--z-header: 200;--z-modal-backdrop: 290;--z-modal: 300;--z-toast: 400}[data-theme=dark]{--color-bg-primary: #0d0d0d;--color-bg-secondary: #141414;--color-bg-tertiary: #1a1a1a;--color-bg-hover: #242424;--color-bg-active: #2e2e2e;--color-text-primary: #e0e0e0;--color-text-secondary: #a0a0a0;--color-text-tertiary: #6b6b6b;--color-text-inverse: #0d0d0d;--color-accent: #5c7cfa;--color-accent-hover: #748ffc;--color-accent-light: #151c2e;--color-border: #232323;--color-border-light: #1a1a1a;--color-danger: #ff6b6b;--color-danger-hover: #fa5252;--color-success: #51cf66;--color-warning: #fcc419;--color-unread: #5c7cfa;--color-star: #fcc419;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 4px 6px rgba(0, 0, 0, .5);--shadow-lg: 0 10px 15px rgba(0, 0, 0, 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