/* ============================================================
   NUKIT.CO.ZA — Design Tokens & Base Styles
   ============================================================ */

:root {
  /* Color — derived from brand logo */
  --navy: #081424;
  --navy-soft: #112538;
  --blue: #218BF1;
  --blue-dim: #1a6fc2;
  --blue-pale: #EAF3FD;
  --white: #FFFFFF;
  --bg: #F6F7F8;
  --panel: #EDEFF2;
  --line: #DCE0E5;
  --ink: #0F1B26;
  --ink-soft: #5B6470;
  --ink-faint: #8A9099;
  --ok: #1B7F3A;

  /* Type */
  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Consolas', monospace;

  /* Scale */
  --container: 1180px;
  --radius: 6px;
  --radius-lg: 10px;

  /* Motion */
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--blue);
  text-decoration: none;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--navy);
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.5rem); }
h3 { font-size: 1.3rem; }

p { color: var(--ink-soft); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}
.eyebrow::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
  display: inline-block;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 26px;
  border-radius: var(--radius);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.15s var(--ease), box-shadow 0.15s var(--ease), background 0.15s var(--ease), border-color 0.15s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: 0 1px 2px rgba(8,20,36,0.08);
}
.btn-primary:hover { background: var(--blue-dim); transform: translateY(-1px); box-shadow: 0 6px 16px rgba(33,139,241,0.28); }
.btn-secondary {
  background: transparent;
  color: var(--navy);
  border-color: var(--line);
}
.btn-secondary:hover { border-color: var(--navy); transform: translateY(-1px); }
.btn-ghost-light {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.3);
}
.btn-ghost-light:hover { border-color: var(--white); background: rgba(255,255,255,0.06); }
.btn-block { width: 100%; justify-content: center; }
.btn:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible, button:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(246,247,248,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--container);
  margin: 0 auto;
}
.nav-logo img { height: 28px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  color: var(--ink);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.15s var(--ease);
}
.nav-links a:hover { color: var(--blue); }
.nav-links a.active { color: var(--blue); }
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--navy);
  margin: 5px 0;
  transition: 0.2s var(--ease);
}

@media (max-width: 860px) {
  .nav-links { 
    position: fixed; top: 65px; left: 0; right: 0; 
    background: var(--white); 
    flex-direction: column; 
    align-items: flex-start;
    padding: 20px 24px 28px;
    gap: 18px;
    border-bottom: 1px solid var(--line);
    transform: translateY(-110%);
    transition: transform 0.25s var(--ease);
    box-shadow: 0 8px 24px rgba(8,20,36,0.08);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-toggle { display: block; }
  .nav-cta .btn-secondary { display: none; }
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-grid img { height: 26px; margin-bottom: 14px; }
.footer-grid p { color: rgba(255,255,255,0.55); font-size: 0.92rem; max-width: 280px; }
.footer-col h4 {
  color: var(--white);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-family: var(--font-mono);
  margin-bottom: 16px;
  font-weight: 600;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { color: rgba(255,255,255,0.65); font-size: 0.93rem; transition: color 0.15s; }
.footer-col a:hover { color: var(--blue); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.45);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: rgba(255,255,255,0.45); }
.footer-bottom a:hover { color: var(--blue); }

@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px 24px; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ---------- Section utilities ---------- */
.section { padding: 96px 0; }
.section-tight { padding: 64px 0; }
.section-head { max-width: 640px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head p { font-size: 1.08rem; margin-top: 14px; }

.bg-navy { background: var(--navy); color: rgba(255,255,255,0.85); }
.bg-navy h1, .bg-navy h2, .bg-navy h3 { color: var(--white); }
.bg-navy p { color: rgba(255,255,255,0.65); }
.bg-panel { background: var(--panel); }
.bg-white { background: var(--white); }

.divider {
  height: 1px;
  background: var(--line);
  border: none;
}

/* breadcrumb-style page header used on interior pages */
.page-hero {
  padding: 56px 0 64px;
  background: var(--navy);
  position: relative;
  overflow: hidden;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { color: var(--white); margin-bottom: 12px; }
.page-hero p { color: rgba(255,255,255,0.65); font-size: 1.1rem; max-width: 620px; }

/* card */
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
}

/* fade-up reveal */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- CTA band (used across all pages) ---------- */
.cta-band {
  background: var(--navy);
  border-radius: var(--radius-lg);
  padding: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  bottom: -120px; left: 40%;
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(33,139,241,0.22), transparent 70%);
}
.cta-band-text { position: relative; z-index: 1; }
.cta-band h2 { color: var(--white); margin-bottom: 8px; font-size: 1.7rem; }
.cta-band p { color: rgba(255,255,255,0.6); margin: 0; }
.cta-band-actions { display: flex; gap: 14px; flex-shrink: 0; position: relative; z-index: 1; }

@media (max-width: 760px) {
  .cta-band { flex-direction: column; text-align: center; padding: 40px 28px; }
  .cta-band-actions { flex-direction: column; width: 100%; }
}