/* UAE Vertical Datum demo portal — FGIC brand theme (orange / white / beige,
   orange #EC6E3C sampled from the FGIC logo) */

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

:root {
  --orange:    #EC6E3C;   /* FGIC logo orange */
  --orange-dk: #D45A28;
  --orange-lt: #F8CDB8;
  --peach:     #FBE9DE;
  --beige:     #F3EDE1;   /* section backgrounds */
  --beige-md:  #E7DECC;
  --bg:        #FAF7F1;   /* warm off-white page background */
  --card-bg:   #FFFFFF;
  --ink:       #4A4440;   /* warm dark grey (logo lettering tone) */
  --text:      #33302D;
  --muted:     #7A736B;
  --border:    #E2D9C8;
  --warn-bg:   #FFF4DE;
  --warn-bd:   #E0A93E;
  --radius:    8px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  display: flex; flex-direction: column; min-height: 100vh;
}
main { flex: 1; }
a { color: var(--orange-dk); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ── Nav ── */
nav.topnav {
  background: #FFFFFF;
  position: sticky; top: 0; z-index: 1100;
  box-shadow: 0 2px 10px rgba(74,68,64,0.12);
  border-bottom: 3px solid var(--orange);
}
.nav-inner {
  max-width: 1080px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 66px;
}
.brand { display: flex; align-items: center; gap: 14px; text-decoration: none; }
.brand img.fgic { height: 42px; width: auto; display: block; }
.brand-text {
  color: var(--ink); font-weight: 800; font-size: 0.98rem; letter-spacing: -0.2px;
  line-height: 1.15; border-left: 1.5px solid var(--border); padding-left: 14px;
}
.brand-text small { display: block; color: var(--orange); font-weight: 700; font-size: 0.6rem; letter-spacing: 1.2px; text-transform: uppercase; }
nav.topnav ul { list-style: none; display: flex; gap: 2px; align-items: center; }
nav.topnav ul a {
  color: var(--ink); font-size: 0.88rem;
  padding: 7px 13px; border-radius: 6px; transition: background 0.15s;
}
nav.topnav ul a:hover { background: var(--peach); color: var(--orange-dk); text-decoration: none; }
nav.topnav ul a.active { background: var(--orange); color: white; font-weight: 700; }

/* ── Demo ribbon ── */
.demo-ribbon {
  background: var(--beige); border-bottom: 1px solid var(--border);
  color: #7a6a55; font-size: 0.8rem; text-align: center; padding: 6px 12px;
}
.demo-ribbon strong { color: var(--orange-dk); }

/* ── Hero ── */
.hero {
  background: linear-gradient(150deg, var(--orange) 0%, var(--orange-dk) 100%);
  color: white; padding: 72px 0 68px;
}
.hero-badge {
  display: inline-block; background: white; color: var(--orange-dk);
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.9px;
  text-transform: uppercase; padding: 4px 12px; border-radius: 20px; margin-bottom: 22px;
}
.hero h1 { font-size: 2.7rem; font-weight: 800; line-height: 1.14; margin-bottom: 18px; letter-spacing: -1px; }
.hero h1 span { color: #FFE3D2; }
.hero-sub { font-size: 1.06rem; color: rgba(255,255,255,0.9); max-width: 640px; margin-bottom: 34px; line-height: 1.7; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.btn-primary {
  background: var(--orange); color: white; font-weight: 700;
  padding: 12px 24px; border-radius: var(--radius); font-size: 0.95rem;
  display: inline-block; transition: background 0.15s; border: none; cursor: pointer;
}
.btn-primary:hover { background: var(--orange-dk); text-decoration: none; }
.hero .btn-primary { background: white; color: var(--orange-dk); }
.hero .btn-primary:hover { background: var(--peach); }
.btn-secondary {
  background: transparent; color: white; font-weight: 600;
  padding: 12px 24px; border-radius: var(--radius); font-size: 0.95rem;
  border: 1.5px solid rgba(255,255,255,0.65); display: inline-block; cursor: pointer;
}
.btn-secondary:hover { background: rgba(255,255,255,0.12); text-decoration: none; }

/* ── Sections / cards ── */
.section { padding: 60px 0; }
.section.alt { background: white; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-label { text-transform: uppercase; letter-spacing: 1.1px; font-size: 0.72rem; font-weight: 700; color: var(--orange); margin-bottom: 8px; }
.section-title { font-size: 1.8rem; font-weight: 800; color: var(--ink); margin-bottom: 12px; letter-spacing: -0.5px; }
.section-sub { color: var(--muted); margin-bottom: 38px; max-width: 620px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.card {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 26px 22px; display: block;
  transition: box-shadow 0.15s, transform 0.15s, border-color 0.15s; color: var(--text);
}
a.card:hover { box-shadow: 0 6px 18px rgba(236,110,60,0.22); transform: translateY(-2px);
  border-color: var(--orange-lt); text-decoration: none; }
.card-icon { font-size: 1.7rem; margin-bottom: 12px; }
.card h3 { font-size: 1.02rem; font-weight: 700; color: var(--orange-dk); margin-bottom: 8px; }
.card p { font-size: 0.88rem; color: var(--muted); line-height: 1.6; }

/* ── Tool pages ── */
.page-head {
  background: var(--beige); color: var(--ink); padding: 30px 0 26px;
  border-bottom: 3px solid var(--orange);
}
.page-head h1 { font-size: 1.6rem; font-weight: 800; letter-spacing: -0.4px; color: var(--ink); }
.page-head p { color: var(--muted); font-size: 0.9rem; margin-top: 4px; max-width: 720px; }
.tool-layout { display: grid; grid-template-columns: 400px 1fr; gap: 26px; margin: 34px 0 56px; align-items: start; }
@media (max-width: 900px) { .tool-layout { grid-template-columns: 1fr; } }
.panel {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px;
}
.panel h2 { font-size: 1.02rem; font-weight: 700; color: var(--orange-dk); margin-bottom: 16px; }
.panel + .panel { margin-top: 22px; }
label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--muted); margin: 12px 0 4px; }
input[type=number], input[type=text], select, input[type=file] {
  width: 100%; padding: 9px 11px; font-size: 0.92rem;
  border: 1px solid var(--border); border-radius: 6px; background: var(--bg); color: var(--text);
}
input:focus, select:focus { outline: 2px solid var(--orange); border-color: transparent; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-actions { margin-top: 18px; }

/* results table */
table.results { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
table.results th, table.results td { padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--border); }
table.results th { background: var(--beige); color: var(--ink); font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.5px; }
table.results td.num { font-variant-numeric: tabular-nums; text-align: right; }
table.results tr.highlight td { background: var(--peach); font-weight: 600; }

.warning-banner {
  background: var(--warn-bg); border: 1px solid var(--warn-bd); border-left-width: 4px;
  border-radius: 6px; padding: 12px 16px; font-size: 0.86rem; color: #6b4d12; margin: 14px 0;
}
.zeta-note { font-size: 0.8rem; color: var(--muted); margin-top: 10px; }

/* ── Map page ── */
.map-shell { display: grid; grid-template-columns: 290px 1fr; height: calc(100vh - 66px - 33px); }
@media (max-width: 900px) { .map-shell { grid-template-columns: 1fr; } }
.map-sidebar {
  background: white; border-right: 1px solid var(--border);
  padding: 20px 18px; overflow-y: auto;
}
.map-sidebar h2 { font-size: 0.95rem; color: var(--ink); font-weight: 800; margin-bottom: 4px; }
.map-sidebar .hint { font-size: 0.78rem; color: var(--muted); margin-bottom: 16px; }
.filter-group { margin-bottom: 18px; }
.filter-group h3 { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.8px; color: var(--orange); margin-bottom: 8px; }
.filter-group label.check { display: flex; align-items: center; gap: 8px; font-size: 0.86rem; font-weight: 500; color: var(--text); margin: 5px 0; cursor: pointer; }
.filter-group input[type=checkbox] { width: auto; accent-color: var(--orange); }
#map { height: 100%; width: 100%; }
.legend-dot { display: inline-block; width: 11px; height: 11px; border-radius: 50%; margin-right: 4px; }

/* station popup card */
.popup-card { font-size: 0.82rem; min-width: 230px; }
.popup-card h4 { color: var(--orange-dk); font-size: 0.92rem; margin-bottom: 2px; }
.popup-card .sub { color: var(--muted); font-size: 0.74rem; margin-bottom: 8px; }
.popup-card table { width: 100%; border-collapse: collapse; }
.popup-card td { padding: 2.5px 4px; border-bottom: 1px solid #eee; }
.popup-card td:last-child { text-align: right; font-variant-numeric: tabular-nums; font-weight: 600; }

/* marker cluster tint */
.marker-cluster-small, .marker-cluster-medium, .marker-cluster-large { background-color: rgba(236,110,60,0.35); }
.marker-cluster-small div, .marker-cluster-medium div, .marker-cluster-large div {
  background-color: rgba(212,90,40,0.92); color: #fff; font-weight: 700;
}
.gauge-icon {
  background: #2E6FA3; border: 2px solid white; border-radius: 50%;
  box-shadow: 0 1px 4px rgba(0,0,0,0.4); width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 10px; font-weight: 800;
}

/* staff diagram (chart datum page) */
.staff-wrap { display: flex; justify-content: center; padding: 10px 0; }

/* about page */
.matrix td:first-child { font-weight: 600; color: var(--orange-dk); }

/* consortium strip (home page) */
.consortium-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px; align-items: start; text-align: center;
}
.partner-cell img { height: 52px; width: auto; max-width: 100%; }
.partner-cell .p-role { font-size: 0.8rem; color: var(--muted); margin-top: 10px; }
.partner-cell .p-name { font-size: 0.86rem; color: var(--ink); font-weight: 700; margin-top: 12px; }

/* ── Footer ── */
footer.sitefoot {
  background: var(--ink); color: rgba(255,255,255,0.78);
  padding: 26px 0; font-size: 0.8rem; margin-top: auto; border-top: 3px solid var(--orange);
}
footer.sitefoot .container { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; align-items: center; }
footer.sitefoot img { height: 22px; width: auto; opacity: 0.9; }
footer.sitefoot .foot-logos { display: flex; gap: 22px; align-items: center; }
footer.sitefoot a { color: var(--orange-lt); }