/* ============================================================
   MAIN.CSS — Variables, Reset, Typography, Utilities
   Cota Facilities
   ============================================================ */

/* ── Custom Properties ──────────────────────────────────── */
:root {
  /* Brand Colors */
  --color-navy:        #0F172A;
  --color-navy-mid:    #1E293B;
  --color-navy-light:  #334155;
  --color-royal:       #1B3A8C;
  --color-purple:      #7B2FBE;
  --color-purple-dark: #5B1F8E;
  --color-lime:        #84CC16;
  --color-lime-dark:   #65A30D;
  --color-white:       #FFFFFF;
  --color-muted:       #94A3B8;
  --color-border:      rgba(255, 255, 255, 0.08);

  /* Gradients */
  --gradient-hero:     linear-gradient(135deg, #0F172A 0%, #1B3A8C 55%, #7B2FBE 100%);
  --gradient-purple:   linear-gradient(135deg, #5B1F8E 0%, #7B2FBE 100%);
  --gradient-royal:    linear-gradient(135deg, #1B3A8C 0%, #2D5CC8 100%);
  --gradient-cta:      linear-gradient(90deg, #7B2FBE, #1B3A8C);
  --gradient-lime:     linear-gradient(135deg, #65A30D, #84CC16);
  --gradient-stats:    radial-gradient(ellipse at center, #2D1B54 0%, #0F172A 70%);

  /* Amber / Yellow */
  --color-amber-bg:  #FFF7E6;
  --color-amber-mid: #FEF3C7;
  --color-amber:     #F59E0B;
  --color-amber-dark:#D97706;

  /* Shadows */
  --shadow-sm:    0 2px 8px rgba(0,0,0,0.3);
  --shadow-md:    0 8px 24px rgba(0,0,0,0.4);
  --shadow-lg:    0 20px 60px rgba(0,0,0,0.5);
  --shadow-purple: 0 8px 32px rgba(123,47,190,0.4);
  --shadow-lime:   0 4px 20px rgba(132,204,22,0.35);
  --shadow-glow:   0 0 60px rgba(123,47,190,0.2);

  /* Typography */
  --font-family:  'Outfit', system-ui, -apple-system, sans-serif;
  --font-display: 700;
  --font-heading: 600;
  --font-body:    400;
  --font-light:   300;

  /* Spacing scale (8px base) */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  /* Border Radius */
  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-lg:   18px;
  --radius-xl:   24px;
  --radius-full: 9999px;

  /* Transitions */
  --ease-out:    cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 150ms;
  --duration-base: 300ms;
  --duration-slow: 600ms;

  /* Layout */
  --container-max: 1200px;
  --container-pad: clamp(16px, 5vw, 80px);
}

/* ── CSS Reset ───────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: 17px;
  font-weight: var(--font-body);
  line-height: 1.6;
  color: var(--color-white);
  background-color: var(--color-navy);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: var(--font-family);
  cursor: pointer;
  border: none;
  background: none;
}

input, select, textarea {
  font-family: var(--font-family);
}

ul, ol {
  list-style: none;
}

/* ── Typography ─────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  line-height: 1.15;
  font-weight: var(--font-display);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(40px, 6vw, 72px); letter-spacing: -0.03em; }
h2 { font-size: clamp(30px, 4vw, 48px); }
h3 { font-size: clamp(20px, 2.5vw, 26px); }
h4 { font-size: 18px; }
h5 { font-size: 14px; font-weight: var(--font-heading); letter-spacing: 0.05em; text-transform: uppercase; }

p {
  line-height: 1.7;
  color: var(--color-muted);
}

strong { font-weight: var(--font-heading); color: var(--color-white); }

/* ── Utilities ───────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 12px;
  font-weight: var(--font-heading);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-lime);
  background: rgba(132, 204, 22, 0.1);
  border: 1px solid rgba(132, 204, 22, 0.25);
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-4);
  margin-bottom: var(--space-4);
}

.section-tag--light {
  color: var(--color-white);
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.15);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: var(--space-16);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header p {
  font-size: 18px;
  font-weight: var(--font-light);
}

/* ── Scrollbar ───────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-navy); }
::-webkit-scrollbar-thumb { background: var(--color-navy-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-purple); }

/* ── Selection ───────────────────────────────────────────── */
::selection {
  background: rgba(123, 47, 190, 0.4);
  color: var(--color-white);
}