/* ===== LIGHT THEME (default) ===== */
:root {
    --color-bg: #f5f5f7;
    --color-surface: #ffffff;
    --color-surface-hover: #fafafa;
    --color-primary: #007aff;
    --color-primary-hover: #005ecb;
    --color-primary-light: #e8f2ff;
    --color-text: #1d1d1f;
    --color-text-secondary: #86868b;
    --color-text-tertiary: #aeaeb2;
    --color-border: #e5e5e7;
    --color-border-light: #f0f0f2;
    --color-danger: #ff3b30;
    --color-danger-hover: #d63029;
    --color-success: #34c759;
    --color-warning: #ff9500;
    --color-info: #5ac8fa;

    --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.10);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);

    --radius-xs: 4px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    --font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;

    --sidebar-width: 240px;
    --header-height: 64px;

    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;

    --z-dropdown: 100;
    --z-modal-backdrop: 200;
    --z-modal: 300;
    --z-toast: 400;
    --z-context-menu: 500;
}

/* ===== DARK THEME ===== */
[data-theme="dark"] {
    --color-bg: #151515;
    --color-surface: #1e1e1e;
    --color-surface-hover: #2a2a2a;
    --color-primary: #0a84ff;
    --color-primary-hover: #409cff;
    --color-primary-light: #0a84ff1a;
    --color-text: #f5f5f7;
    --color-text-secondary: #98989f;
    --color-text-tertiary: #636366;
    --color-border: #3a3a3c;
    --color-border-light: #2c2c2e;
    --color-danger: #ff453a;
    --color-danger-hover: #ff6961;
    --color-success: #30d158;
    --color-warning: #ff9f0a;
    --color-info: #64d2ff;

    --shadow-xs: 0 1px 2px rgba(0,0,0,0.2);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.5);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.6);
}