/* ============================================
   BEYOND STEM FUTURE LAB — Design Tokens
   Aligned with company logo:
   Navy (#1B2A4A), Forest Green (#3D7A3E),
   Amber/Gold (#E8A838), Gray tech elements
   ============================================ */

:root {
  /* ── Brand Colors (Logo-aligned) ── */
  --color-primary: #1B3A5C;
  --color-primary-light: #2D5F8A;
  --color-primary-soft: #E6EEF6;
  --color-primary-dark: #0F2640;

  --color-green: #3D7A3E;
  --color-green-light: #C8E6C9;
  --color-green-soft: #E8F5E9;
  --color-green-dark: #2E5E2F;

  --color-teal: #00C9A7;
  --color-teal-light: #B2F5EA;
  --color-teal-dark: #00A88C;

  --color-gold: #E8A838;
  --color-gold-light: #FFE0A0;
  --color-gold-soft: #FFF8E8;

  --color-coral: #E85D3A;
  --color-coral-light: #FFB3A0;

  --color-navy: #0F1D33;
  --color-navy-light: #1B2A4A;

  /* ── Neutrals ── */
  --color-white: #FFFFFF;
  --color-gray-50: #F8FAFC;
  --color-gray-100: #F1F5F9;
  --color-gray-200: #E2E8F0;
  --color-gray-300: #CBD5E1;
  --color-gray-400: #94A3B8;
  --color-gray-500: #64748B;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1E293B;
  --color-gray-900: #0F172A;

  /* ── Gradients (logo-aligned: navy → green) ── */
  --gradient-hero: linear-gradient(135deg, #1B3A5C 0%, #2D5F8A 40%, #3D7A3E 100%);
  --gradient-hero-overlay: linear-gradient(135deg, rgba(27, 58, 92, 0.92) 0%, rgba(61, 122, 62, 0.88) 100%);
  --gradient-cta: linear-gradient(135deg, #3D7A3E 0%, #1B3A5C 100%);
  --gradient-warm: linear-gradient(135deg, #E8A838 0%, #E85D3A 100%);
  --gradient-navy: linear-gradient(135deg, #0F1D33 0%, #1B2A4A 100%);
  --gradient-soft: linear-gradient(180deg, #E6EEF6 0%, #FFFFFF 100%);
  --gradient-card-hover: linear-gradient(135deg, rgba(27, 58, 92, 0.05) 0%, rgba(61, 122, 62, 0.05) 100%);

  /* ── Typography ── */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Bumped up ~1-2px across the board (feedback: "words are kind of small") */
  --text-xs: 0.8125rem;    /* was 0.75rem */
  --text-sm: 0.9375rem;    /* was 0.875rem */
  --text-base: 1.0625rem;  /* was 1rem */
  --text-lg: 1.1875rem;    /* was 1.125rem */
  --text-xl: 1.375rem;     /* was 1.25rem */
  --text-2xl: 1.625rem;    /* was 1.5rem */
  --text-3xl: 2rem;        /* was 1.875rem */
  --text-4xl: 2.5rem;      /* was 2.25rem */
  --text-5xl: 3.25rem;     /* was 3rem */
  --text-6xl: 4rem;        /* was 3.75rem */
  --text-hero: clamp(2.75rem, 5vw, 4.25rem);

  --leading-tight: 1.15;
  --leading-snug: 1.3;
  --leading-normal: 1.65;
  --leading-relaxed: 1.8;

  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  /* ── 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;
  --space-32: 8rem;

  --section-padding: clamp(4rem, 8vw, 7rem);
  --container-max: 1200px;
  --container-narrow: 800px;

  /* ── Borders & Radius ── */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* ── Shadows ── */
  --shadow-sm: 0 1px 3px rgba(15, 29, 51, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 29, 51, 0.08);
  --shadow-lg: 0 8px 30px rgba(15, 29, 51, 0.1);
  --shadow-xl: 0 16px 48px rgba(15, 29, 51, 0.12);
  --shadow-glow: 0 0 30px rgba(27, 58, 92, 0.15);
  --shadow-teal-glow: 0 0 30px rgba(0, 201, 167, 0.2);
  --shadow-card: 0 2px 8px rgba(15, 29, 51, 0.06), 0 8px 24px rgba(15, 29, 51, 0.04);
  --shadow-card-hover: 0 8px 32px rgba(61, 122, 62, 0.12), 0 2px 8px rgba(15, 29, 51, 0.06);

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

  /* ── Z-index ── */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-navbar: 1000;
  --z-modal: 2000;
  --z-toast: 3000;
}