/* ============================================
   VARIABLES — Supreme Quality Electric
   Brand color palette & design tokens
   ============================================ */

:root {
    /* ---------- Brand Colors ---------- */
    /* Primary: Deep Navy (trust, professionalism) */
    --color-navy-900: #0B1B2B;
    --color-navy-800: #11253A;
    --color-navy-700: #1A3149;
    --color-navy-600: #243E5A;

    /* Accent: Light Blue (energy, quality, premium feel) */
    --color-blue-500: #22D3EE;
    --color-blue-400: #67E8F9;
    --color-blue-600: #06B6D4;
    --color-blue-100: #ECFEFF;

    /* Neutrals */
    --color-white: #FFFFFF;
    --color-gray-50: #F7F9FB;
    --color-gray-100: #EEF2F6;
    --color-gray-200: #DDE3EB;
    --color-gray-300: #C2CCD6;
    --color-gray-400: #8E9AA8;
    --color-gray-500: #6B7684;
    --color-gray-600: #4A5460;
    --color-gray-700: #2F3742;

    /* Semantic */
    --color-success: #2BB673;
    --color-danger:  #E23B3B;

    /* ---------- Typography ---------- */
    --font-heading: 'Montserrat', 'Helvetica Neue', Arial, sans-serif;
    --font-body:    'Open Sans', 'Helvetica Neue', Arial, sans-serif;

    --fs-xs:   0.75rem;    /* 12px */
    --fs-sm:   0.875rem;   /* 14px */
    --fs-base: 1rem;       /* 16px */
    --fs-md:   1.125rem;   /* 18px */
    --fs-lg:   1.25rem;    /* 20px */
    --fs-xl:   1.5rem;     /* 24px */
    --fs-2xl:  2rem;       /* 32px */
    --fs-3xl:  2.5rem;     /* 40px */
    --fs-4xl:  3rem;       /* 48px */
    --fs-5xl:  3.75rem;    /* 60px */

    /* ---------- Spacing ---------- */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* ---------- Layout ---------- */
    --container-max: 1240px;
    --container-pad: 1.25rem;

    /* ---------- Radius ---------- */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 14px;
    --radius-xl: 22px;
    --radius-full: 999px;

    /* ---------- Shadows ---------- */
    --shadow-sm: 0 2px 6px rgba(11, 27, 43, 0.06);
    --shadow-md: 0 6px 18px rgba(11, 27, 43, 0.08);
    --shadow-lg: 0 18px 40px rgba(11, 27, 43, 0.12);
    --shadow-accent: 0 10px 25px rgba(6, 182, 212, 0.35);

    /* ---------- Transitions ---------- */
    --t-fast: 150ms ease;
    --t-base: 250ms ease;
    --t-slow: 400ms ease;
}