*{box-sizing:border-box}:root{--background: #f2f4f7;--background-secondary: #ffffff;--background-tertiary: #eef1f4;--foreground: #0f223a;--foreground-secondary: #3c4b5d;--foreground-tertiary: #7a8696;--brand-primary: #0b3b78;--brand-accent: #ff0a1a;--border-color: rgba(11, 59, 120, .12);--border-color-hover: rgba(11, 59, 120, .26);--message-user-bg: #0b3b78;--message-assistant-bg: #ffffff;--message-user-text: #ffffff;--message-assistant-text: #0f223a;--accent-green: #10b981;--accent-blue: #0b3b78;--accent-purple: #0b3b78;--accent-red: #ff0a1a;--accent-yellow: #9aa3ad}[data-theme=dark]{--background: #0f141b;--background-secondary: #141b24;--background-tertiary: #1b2330;--foreground: #f2f5f8;--foreground-secondary: #c2cad4;--foreground-tertiary: #8e9aa6;--border-color: rgba(255, 255, 255, .14);--border-color-hover: rgba(255, 255, 255, .28);--message-user-bg: #0b3b78;--message-assistant-bg: #141b24;--message-user-text: #ffffff;--message-assistant-text: 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