/**
 * CSS Variables - Design System
 * 
 * Central design tokens for consistent styling across the theme.
 * 
 * @package hello-elementor-child
 * @since 1.0.0
 */

:root {
    /* ===== COLORS ===== */

    /* Brand palette:
       #4E5B31 — main green
       #E2E868 — bright accent
       #F6F1EA — warm background
       #212B10 — dark green
       #DCE0CF — soft green
       #000000 — black
    */

    --color-primary: #4E5B31;
    --color-primary-light: #DCE0CF;
    --color-primary-dark: #212B10;

    --color-secondary: #212B10;
    --color-secondary-light: #4E5B31;
    --color-secondary-dark: #000000;

    --color-accent: #4E5B31;
    --color-accent-hover: #212B10;
    --color-accent-light: #E2E868;

    --color-text-header: #212B10;
    --color-burger-menu: #4E5B31;
    --color-text: #212121;
    --color-text-light: #5a5a5a;
    --color-text-muted: #8a8a8a;

    --color-bg: #F6F1EA;
    --color-bg-light: #F6F1EA;
    --color-bg-alt: #DCE0CF;

    --color-border: #4E5B31;
    --color-border-light: #DCE0CF;

    --color-white: #ffffff;
    --color-black: #000000;

    --color-success: #28A745;
    --color-warning: #FFC107;
    --color-error: #DC3545;
    --color-info: #17A2B8;

    --color-title-card-doctor: #212121;
    --color-title-card-experience: #212121;

    /* ===== SVG HOVER ===== */
    --color-icon-svg-hover: #DCE0CF;

    /* ===== FOOTER NAV ===== */
    --color-footer-nav: #1B2433;

    /* ===== TYPOGRAPHY ===== */
    --font-primary: 'Google Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', monospace;

    /* Font Sizes */
    --text-xs: 0.75rem;       /* 12px */
    --text-xss: 0.8125rem;    /* 13px */
    --text-sm: 0.875rem;      /* 14px */
    --text-l: 0.9rem;         /* 14.4px */
    --text-base: 1rem;        /* 16px */
    --text-lg: 1.125rem;      /* 18px */
    --text-xl: 1.25rem;       /* 20px */
    --text-2xl: 1.5rem;       /* 24px */
    --text-3xl: 1.875rem;     /* 30px */
    --text-4xl: 2.25rem;      /* 36px */
    --text-5xl: 3rem;         /* 48px */
    --text-6xl: 3.75rem;      /* 60px */

    /* Font Weights */
    --font-light: 300;
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;

    /* Line Heights */
    --leading-none: 1;
    --leading-tight: 1.25;
    --leading-snug: 1.375;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-loose: 2;

    /* ===== LAYOUT ===== */
    --header-height: 80px;
    --header-height-mobile: 70px;
    --container-width: 1280px;
    --container-width-narrow: 900px;
    --container-width-wide: 1400px;
    --container-padding: 0px;
    --container-padding-mobile: 20px;

    /* ===== SPACING ===== */
    --space-0: 0;
    --space-1: 0.25rem;       /* 4px */
    --space-2: 0.5rem;        /* 8px */
    --space-2-5: 0.625rem;    /* 10px */
    --space-3: 0.75rem;       /* 12px */
    --space-4: 1rem;          /* 16px */
    --space-5: 1.25rem;       /* 20px */
    --space-6: 1.5rem;        /* 24px */
    --space-8: 2rem;          /* 32px */
    --space-10: 2.5rem;       /* 40px */
    --space-12: 3rem;         /* 48px */
    --space-16: 4rem;         /* 64px */
    --space-20: 5rem;         /* 80px */
    --space-24: 6rem;         /* 96px */
    --space-32: 8rem;         /* 128px */

    /* ===== BORDERS ===== */
    --radius-none: 0;
    --radius-sm: 0.25rem;     /* 4px */
    --radius-md: 0.5rem;      /* 8px */
    --radius-lg: 0.75rem;     /* 12px */
    --radius-xl: 1rem;        /* 16px */
    --radius-2xl: 1.25rem;    /* 20px */
    --radius-3xl: 1.5rem;     /* 24px */
    --radius-full: 9999px;

    --border-width: 1px;
    --border-width-2: 2px;

    /* ===== SHADOWS ===== */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-modal: 0 10px 40px rgba(10, 35, 66, 0.15);
    --shadow-header: 0 2px 10px rgba(0, 0, 0, 0.08);

    /* ===== TRANSITIONS ===== */
    --transition-fast: 0.15s ease;
    --transition-base: 0.2s ease;
    --transition-slow: 0.3s ease;
    --transition-slower: 0.5s ease;

    /* ===== Z-INDEX ===== */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
}