/**
 * ============================================
 * CSS VARIABLES - Theme Configuration
 * Dashboard V3 - Market Analysis
 * ============================================
 */

:root {
    /* Colors - Light Theme */
    --color-bg-primary: #f8fafc;
    --color-bg-secondary: #ffffff;
    --color-bg-tertiary: #f1f5f9;
    --color-text-primary: #1e293b;
    --color-text-secondary: #64748b;
    --color-text-muted: #94a3b8;
    --color-border: #e2e8f0;
    --color-accent-primary: #3b82f6;
    --color-accent-secondary: #8b5cf6;
    --color-positive: #10b981;
    --color-positive-bg: #d1fae5;
    --color-negative: #ef4444;
    --color-negative-bg: #fee2e2;
    --color-neutral: #f59e0b;
    --color-neutral-bg: #fef3c7;

    /* Sidebar */
    --sidebar-bg: #1e3a5f;
    --sidebar-text: #e2e8f0;
    --sidebar-text-muted: #94a3b8;
    --sidebar-active-bg: #3b82f6;
    --sidebar-hover-bg: rgba(255, 255, 255, 0.1);

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;

    /* Typography */
    --font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', sans-serif;
    --font-mono: 'Consolas', 'Monaco', monospace;
    --font-size-xs: 11px;
    --font-size-sm: 13px;
    --font-size-base: 15px;
    --font-size-lg: 18px;
    --font-size-xl: 24px;
    --font-size-2xl: 32px;
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

    /* Layout */
    --sidebar-width: 240px;
    --sidebar-collapsed-width: 56px;
    --section-nav-width: 220px;
    --header-height: 60px;

    /* Border Radius */
    --border-radius-sm: 6px;
    --border-radius-md: 10px;
    --border-radius-lg: 16px;
    --border-radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Z-Index Layers */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 1000;
    --z-tooltip: 1100;
}

/* Dark Theme */
[data-theme="dark"] {
    --color-bg-primary: #0f172a;
    --color-bg-secondary: #1e293b;
    --color-bg-tertiary: #334155;
    --color-text-primary: #f1f5f9;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;
    --color-border: #334155;

    --sidebar-bg: #0f172a;
    --sidebar-text: #f1f5f9;

    --color-accent-primary: #60a5fa;
    --color-accent-secondary: #a78bfa;
    --color-positive: #34d399;
    --color-positive-bg: rgba(16, 185, 129, 0.15);
    --color-negative-bg: rgba(239, 68, 68, 0.15);
    --color-neutral-bg: rgba(245, 158, 11, 0.15);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.4);
}