/* ============================================================================
   Design Tokens — Lone Star Chimney Solutions
   ============================================================================ */

:root {
    /* --- Colors --- */
    --color-bg-primary: #0d0d14;
    --color-bg-secondary: #13131f;
    --color-bg-card: #1a1a2e;
    --color-bg-card-hover: #22223a;
    --color-bg-elevated: #252540;
    --color-bg-input: #1e1e32;

    --color-amber: #d4a853;
    --color-amber-light: #e8c778;
    --color-amber-dark: #b8922e;
    --color-amber-glow: rgba(212, 168, 83, 0.15);

    --color-orange: #c45e2c;
    --color-orange-light: #e07040;
    --color-orange-dark: #a04a20;

    --color-text-primary: #f0ece4;
    --color-text-secondary: #a8a4b8;
    --color-text-muted: #6b6880;
    --color-text-inverse: #0d0d14;

    --color-border: #2a2a42;
    --color-border-light: #3a3a55;

    --color-success: #4ade80;
    --color-error: #ef4444;
    --color-warning: #f59e0b;
    --color-info: #38bdf8;

    /* --- Gradients --- */
    --gradient-hero: linear-gradient(135deg, #0d0d14 0%, #1a1a2e 50%, #2a1a0e 100%);
    --gradient-amber: linear-gradient(135deg, #d4a853 0%, #c45e2c 100%);
    --gradient-card: linear-gradient(145deg, rgba(26, 26, 46, 0.8) 0%, rgba(13, 13, 20, 0.9) 100%);
    --gradient-glow: radial-gradient(ellipse at center, rgba(212, 168, 83, 0.08) 0%, transparent 70%);

    /* --- Typography --- */
    --font-heading: 'Oswald', 'Arial Narrow', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;

    --leading-tight: 1.15;
    --leading-normal: 1.6;
    --leading-relaxed: 1.75;

    /* --- Spacing --- */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;

    /* --- Layout --- */
    --max-width: 1200px;
    --max-width-narrow: 800px;
    --max-width-wide: 1400px;
    --header-height: 80px;

    /* --- Borders --- */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* --- Shadows --- */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 30px rgba(212, 168, 83, 0.2);
    --shadow-glow-strong: 0 0 60px rgba(212, 168, 83, 0.35);

    /* --- Transitions --- */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}