/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, "Segoe UI", system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: #1a2a3a;
  background: #f0f4f8;
}

/* ── Palette ── */
:root {
  --navy:   #0d2b55;
  --blue:   #1a5299;
  --mid:    #2e7bc4;
  --red:    #c0251e;
  --light:  #e8f1fb;
  --white:  #ffffff;
  --muted:  #4a6180;
  --border: #ccd9ea;
  --bg:     #f0f4f8;
}

/* ── Navigation ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navy);
  box-shadow: 0 2px 8px rgba(0,0,0,.35);
}
nav ul {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  list-style: none;
  gap: 0;
}
nav ul li a {
  display: block;
  padding: 14px 22px;
  color: #cde0f7;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  transition: background .2s, color .2s;
}
nav ul li a:hover,
nav ul li a.active {
  background: var(--mid);
  color: var(--white);
}

/* ── Hero ── */
.hero {
  background: linear-gradient(170deg, var(--navy) 0%, #1a4a80 60%, #0d3560 100%);
  color: var(--white);
  text-align: center;
  padding: 56px 24px 48px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='800' height='200'%3E%3Cpath d='M0 80 Q100 40 200 80 Q300 120 400 80 Q500 40 600 80 Q700 120 800 80 L800 200 L0 200Z' fill='rgba(255,255,255,.04)'/%3E%3Cpath d='M0 110 Q100 70 200 110 Q300 150 400 110 Q500 70 600 110 Q700 150 800 110 L800 200 L0 200Z' fill='rgba(255,255,255,.04)'/%3E%3C/svg%3E") center bottom / cover no-repeat;
  pointer-events: none;
}
.hero-logo {
  max-width: 460px;
  width: 90%;
  margin: 0 auto 20px;
  display: block;
  filter: drop-shadow(0 4px 16px rgba(0,0,0,.5));
}
.hero-tagline {
  font-size: 17px;
  color: #a8c8ef;
  max-width: 640px;
  margin: 0 auto 28px;
  font-style: italic;
}
.hero-meta {
  display: inline-flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}
.badge {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 20px;
  padding: 5px 14px;
  font-size: 12px;
  color: #cde0f7;
  font-weight: 600;
  letter-spacing: .03em;
}

/* ── Layout ── */
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 20px;
}
section {
  padding: 56px 0;
}
section:nth-child(even) {
  background: var(--white);
}
section:nth-child(odd) {
  background: var(--bg);
}

/* ── Section Headers ── */
.section-header {
  text-align: center;
  margin-bottom: 36px;
}
.section-header h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}
.section-header .subtitle {
  color: var(--muted);
  font-size: 15px;
}
.divider {
  width: 52px;
  height: 3px;
  background: var(--red);
  margin: 10px auto 0;
  border-radius: 2px;
}

/* ── Cards ── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  transition: box-shadow .2s, transform .2s;
}
section:nth-child(even) .card {
  background: var(--bg);
}
.card:hover {
  box-shadow: 0 6px 24px rgba(13,43,85,.12);
  transform: translateY(-2px);
}
.card-icon {
  font-size: 28px;
  margin-bottom: 10px;
}
.card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}
.card p {
  font-size: 14px;
  color: var(--muted);
}

/* ── Info Block ── */
.info-block {
  background: var(--light);
  border-left: 4px solid var(--mid);
  border-radius: 0 8px 8px 0;
  padding: 20px 24px;
  margin-bottom: 20px;
}
.info-block p { color: #1a3455; font-size: 14.5px; }
.info-block strong { color: var(--navy); }

/* ── Bullet list ── */
.styled-list {
  list-style: none;
  padding: 0;
}
.styled-list li {
  padding: 8px 0 8px 28px;
  position: relative;
  font-size: 14.5px;
  color: #1a2a3a;
  border-bottom: 1px solid var(--border);
}
.styled-list li:last-child { border-bottom: none; }
.styled-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 18px;
  width: 10px;
  height: 10px;
  background: var(--mid);
  border-radius: 50%;
}

/* ── Timeline ── */
.timeline {
  position: relative;
  padding-left: 32px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--border);
}
.timeline-item {
  position: relative;
  margin-bottom: 28px;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -28px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--mid);
  border: 2px solid var(--white);
  box-shadow: 0 0 0 2px var(--mid);
}
.timeline-item h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
}
.timeline-item .tl-date {
  font-size: 12px;
  font-weight: 600;
  color: var(--red);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: 4px;
}
.timeline-item p {
  font-size: 14px;
  color: var(--muted);
}

/* ── Map / Coords table ── */
.coords-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.coords-table th {
  background: var(--navy);
  color: var(--white);
  padding: 10px 14px;
  text-align: left;
  font-weight: 600;
  font-size: 13px;
}
.coords-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: #1a2a3a;
}
.coords-table tr:nth-child(even) td { background: var(--light); }
.coords-table tr:hover td { background: #dbeafe; }
.coords-table td.coord { font-family: "Courier New", monospace; font-size: 13px; color: var(--navy); }

/* ── Zone Info Box ── */
.zone-box {
  background: var(--navy);
  color: var(--white);
  border-radius: 8px;
  padding: 24px 28px;
  margin-bottom: 28px;
}
.zone-box h3 { font-size: 17px; margin-bottom: 12px; color: #a8c8ef; }
.zone-box p { font-size: 14px; line-height: 1.8; color: #d0e4f7; }
.zone-box strong { color: var(--white); }

/* ── Partners / Logos ── */
.partners-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.partner-tag {
  background: var(--light);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
}

/* ── Contact ── */
.contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: flex-start;
}
.contact-item {
  background: var(--light);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px 22px;
  flex: 1 1 200px;
}
.contact-item .label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--mid);
  margin-bottom: 4px;
}
.contact-item .value {
  font-size: 15px;
  font-weight: 600;
  color: var(--navy);
}
.contact-item .sub {
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}

/* ── Footer ── */
footer {
  background: var(--navy);
  color: #8aaace;
  text-align: center;
  padding: 28px 20px;
  font-size: 12px;
  border-top: 3px solid var(--red);
}
footer a { color: #a8c8ef; text-decoration: none; }
footer a:hover { text-decoration: underline; }
.footer-logo {
  max-width: 180px;
  margin: 0 auto 14px;
  display: block;
  opacity: .75;
}

/* ── Accordion (DHTML) ── */
.accordion-item { border: 1px solid var(--border); border-radius: 8px; margin-bottom: 10px; overflow: hidden; }
.accordion-toggle {
  width: 100%;
  background: var(--white);
  border: none;
  text-align: left;
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--navy);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background .2s;
}
.accordion-toggle:hover { background: var(--light); }
.accordion-toggle .arrow {
  display: inline-block;
  width: 16px;
  height: 16px;
  border-right: 2px solid var(--mid);
  border-bottom: 2px solid var(--mid);
  transform: rotate(45deg);
  transition: transform .25s;
  flex-shrink: 0;
  margin-left: 12px;
}
.accordion-toggle[aria-expanded="true"] .arrow { transform: rotate(-135deg); }
.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
  background: var(--bg);
}
.accordion-body-inner { padding: 16px 20px; font-size: 14px; color: #1a2a3a; line-height: 1.7; }

/* ── Smooth scroll offset ── */
section[id] { scroll-margin-top: 54px; }

/* ── Responsive ── */
@media (max-width: 600px) {
  nav ul li a { padding: 12px 12px; font-size: 11px; }
  .hero { padding: 36px 16px 32px; }
  .card-grid { grid-template-columns: 1fr; }
  .contact-row { flex-direction: column; }
}