:root{--bg-app: #0c0d0f;--bg-sidebar: #121418;--bg-card: #181b21;--bg-bubble-user: #1f232b;--bg-bubble-ai: #14171d;--border-color: #272c35;--border-color-focus: #ff6b00;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--accent: #ff6b00;--accent-hover: #e05e00;--accent-glow: rgba(255, 107, 0, .15);--success: #10b981;--success-glow: rgba(16, 185, 129, .1);--error: #ef4444;--warning: #f59e0b;--font-headers: "Outfit", sans-serif;--font-body: "Plus Jakarta Sans", sans-serif;--transition-fast: .15s cubic-bezier(.16, 1, .3, 1);--transition-normal: .25s cubic-bezier(.16, 1, .3, 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