/* ============================================
   ZEEN HOLDINGS LANKA — Design System
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,600;0,9..144,700;0,9..144,900;1,9..144,500&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --navy: #082340;
  --navy-2: #0d3159;
  --blue: #0a5cb0;
  --blue-bright: #1f9cdc;
  --gold: #b8873c;
  --gold-soft: #e8d3ab;
  --bg: #f7f9fb;
  --bg-alt: #eef2f6;
  --ink: #0b1b2b;
  --ink-soft: #52616f;
  --white: #ffffff;
  --line: #dbe3ea;

  --display: 'Fraunces', serif;
  --body: 'Inter', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', monospace;

  --max: 1180px;
}

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

html { scroll-behavior: smooth; }

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

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

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

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
}

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 900; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.35rem; }

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

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-bright);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}
.eyebrow::before {
  content: '';
  width: 22px;
  height: 1px;
  background: var(--blue-bright);
}
.eyebrow.gold { color: var(--gold); }
.eyebrow.gold::before { background: var(--gold); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: 3px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.18s ease;
}
.btn-primary { background: var(--blue); color: var(--white); }
.btn-primary:hover { background: var(--blue-bright); transform: translateY(-1px); }
.btn-ghost { border-color: rgba(255,255,255,0.35); color: var(--white); }
.btn-ghost:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }
.btn-dark { border-color: var(--navy); color: var(--navy); }
.btn-dark:hover { background: var(--navy); color: var(--white); }
.btn-gold { background: var(--gold); color: var(--white); }
.btn-gold:hover { background: #a3762f; }

/* ---------- Header / Nav ---------- */
header.site {
  background: var(--navy);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand img { height: 42px; width: auto; }
.brand-text {
  font-family: var(--display);
  color: var(--white);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.15;
}
.brand-text span {
  display: block;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--blue-bright);
  font-weight: 400;
  margin-top: 2px;
}
nav.links {
  display: flex;
  gap: 32px;
  align-items: center;
}
nav.links a {
  color: rgba(255,255,255,0.78);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.15s;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}
nav.links a:hover, nav.links a.active {
  color: var(--white);
  border-bottom-color: var(--blue-bright);
}
.nav-cta {
  background: var(--blue);
  color: var(--white) !important;
  padding: 9px 18px;
  border-radius: 3px;
  border-bottom: none !important;
}
.nav-cta:hover { background: var(--blue-bright); }

.menu-toggle { display: none; background: none; border: none; color: var(--white); font-size: 1.6rem; cursor: pointer; }

@media (max-width: 860px) {
  nav.links {
    position: fixed;
    top: 70px; left: 0; right: 0;
    background: var(--navy);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 28px 28px;
    gap: 18px;
    transform: translateY(-140%);
    transition: transform 0.25s ease;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
  nav.links.open { transform: translateY(0); }
  .menu-toggle { display: block; }
}

/* ---------- Hero ---------- */
.hero {
  background: var(--navy);
  color: var(--white);
  padding: 90px 0 60px;
  position: relative;
  overflow: hidden;
}
.hero .wrap { position: relative; z-index: 2; }
.hero h1 { color: var(--white); max-width: 780px; }
.hero .lede {
  color: rgba(255,255,255,0.72);
  font-size: 1.15rem;
  max-width: 560px;
  margin-top: 20px;
}
.hero-cta { display: flex; gap: 16px; margin-top: 34px; flex-wrap: wrap; }

/* ---------- Sections ---------- */
section { padding: 84px 0; }
.section-alt { background: var(--bg-alt); }
.section-navy { background: var(--navy); color: var(--white); }
.section-navy p { color: rgba(255,255,255,0.65); }
.section-navy h2 { color: var(--white); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
@media (max-width: 860px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* ---------- Cards ---------- */
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 32px;
}
.card-route {
  border-left: 3px solid var(--blue);
  padding-left: 20px;
}

/* ---------- Manifest-style list ---------- */
.manifest {
  border-top: 1px solid var(--line);
}
.manifest-row {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.manifest-row .code {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--blue);
  letter-spacing: 0.02em;
}
.manifest-row .name { font-weight: 600; font-size: 1.02rem; }
.manifest-row .detail { color: var(--ink-soft); font-size: 0.9rem; margin-top: 2px; }
.section-navy .manifest-row { border-color: rgba(255,255,255,0.12); }
.section-navy .manifest-row .name { color: var(--white); }

/* ---------- Two-lane split (freight / tea) ---------- */
.lane {
  border-radius: 6px;
  padding: 40px;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.lane-freight { background: linear-gradient(155deg, var(--navy), var(--blue-2, #0d3159) 70%); }
.lane-tea { background: linear-gradient(155deg, #6b4e1e, var(--gold) 85%); }
.lane .eyebrow { color: rgba(255,255,255,0.75); }
.lane .eyebrow::before { background: rgba(255,255,255,0.5); }
.lane h3 { color: var(--white); font-size: 1.6rem; margin-bottom: 12px; }
.lane p { color: rgba(255,255,255,0.82); margin-bottom: 24px; }
.lane a.btn { border-color: rgba(255,255,255,0.5); color: var(--white); }
.lane a.btn:hover { background: rgba(255,255,255,0.14); }

/* ---------- Footer ---------- */
footer.site {
  background: var(--navy);
  color: rgba(255,255,255,0.6);
  padding: 56px 0 28px;
  margin-top: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr; }
}
.footer-grid h4 { color: var(--white); font-size: 0.95rem; margin-bottom: 16px; font-family: var(--body); font-weight: 600; }
.footer-grid a, .footer-grid p { font-size: 0.9rem; color: rgba(255,255,255,0.6); margin-bottom: 8px; display: block; }
.footer-grid a:hover { color: var(--blue-bright); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  font-size: 0.82rem;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- Forms ---------- */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--ink);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 3px;
  font-family: var(--body);
  font-size: 0.95rem;
  background: var(--white);
  color: var(--ink);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: 2px solid var(--blue-bright);
  outline-offset: 1px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 640px) { .form-row { grid-template-columns: 1fr; } }

/* ---------- Stats bar ---------- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.12);
}
.stat-num {
  font-family: var(--display);
  font-weight: 700;
  font-size: 2.2rem;
  color: var(--blue-bright);
}
.stat-label {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  margin-top: 4px;
}
@media (max-width: 760px) {
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- Division cards (homepage) ---------- */
.division-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 34px;
  border-top: 3px solid var(--blue);
}
.division-card:nth-child(2) { border-top-color: var(--gold); }
.division-card h3 { margin: 10px 0 12px; }
.btn-link {
  color: var(--blue);
  font-weight: 600;
  font-size: 0.92rem;
  display: inline-block;
  margin-top: 6px;
}
.btn-link:hover { text-decoration: underline; }
.btn-link.gold { color: var(--gold); }

/* ---------- Trade route SVG map ---------- */
.route-map { margin-top: 56px; }
.route-map svg { width: 100%; height: auto; }
.route-legend { display: flex; gap: 26px; flex-wrap: wrap; margin-top: 18px; font-family: var(--mono); font-size: 0.72rem; color: rgba(255,255,255,0.55); }
.route-legend span { display: inline-flex; align-items: center; gap: 8px; }
.route-legend i { width: 8px; height: 8px; border-radius: 50%; background: var(--blue-bright); display: inline-block; }

/* ---------- Utility ---------- */
.center { text-align: center; }
.mt-lg { margin-top: 48px; }
.small { font-size: 0.85rem; color: var(--ink-soft); }
.tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 20px;
  border: 1px solid var(--line);
  color: var(--ink-soft);
  margin-right: 8px;
  margin-bottom: 8px;
}