:root{--sidebar-bg: #0f2d2e;--sidebar-bg-hover: #163a3c;--sidebar-active: #1a4a4d;--sidebar-text: #b8d4d6;--sidebar-text-bright: #f0fafa;--sidebar-border: rgba(255, 255, 255, .08);--sidebar-width: 260px;--main-bg: #f4f6f8;--surface: #ffffff;--surface-muted: #f8fafb;--border: #e2e8f0;--border-strong: #cbd5e1;--text: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--accent: #0d9488;--accent-hover: #0f766e;--accent-light: #ccfbf1;--accent-ring: rgba(13, 148, 136, .25);--success: #059669;--success-bg: #d1fae5;--danger: #dc2626;--danger-bg: #fee2e2;--warning: #d97706;--warning-bg: #fef3c7;--radius: 10px;--radius-sm: 6px;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);--shadow: 0 4px 16px rgba(15, 23, 42, .08);--font: "DM Sans", system-ui, -apple-system, sans-serif;--mono: "SF Mono", ui-monospace, "Cascadia Code", 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