:root {
  --navy: #07131f;
  --navy-2: #0d2136;
  --navy-3: #14324d;
  --ink: #0a1929;
  --teal: #2ec4b6;
  --teal-dim: rgba(46, 196, 182, 0.14);
  --gold: #c9a227;
  --gold-soft: #e6c96a;
  --sand: #f3eee4;
  --paper: #f7f4ee;
  --muted: #8aa0b5;
  --line: rgba(255, 255, 255, 0.1);
  --text: #e8eef4;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
  --radius: 18px;
  --max: 1180px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "DM Sans", system-ui, sans-serif;
  background: var(--navy);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.wrap { width: min(var(--max), calc(100% - 40px)); margin-inline: auto; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(7, 19, 31, 0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 76px; gap: 20px;
}
.brand {
  display: flex; align-items: center;
  background: #fff;
  padding: 6px 10px;
  border-radius: 10px;
}
.logo { height: 42px; width: auto; display: block; }
.footer-logo { height: 36px; margin-bottom: 10px; background:#fff; padding:6px 8px; border-radius:8px; }
.nav-links { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.nav-links a {
  padding: 8px 12px; border-radius: 999px; font-size: 14px; color: #c7d6e4;
}
.nav-links a:hover, .nav-links a.active { color: #fff; background: rgba(255,255,255,0.06); }
.nav-cta {
  background: var(--teal) !important; color: var(--navy) !important; font-weight: 700;
}
.menu-toggle {
  display: none; background: none; border: 1px solid var(--line); color: #fff;
  width: 42px; height: 42px; border-radius: 10px; cursor: pointer;
}

/* Hero */
.hero {
  position: relative; overflow: hidden;
  min-height: 86vh; display: grid; align-items: end;
  padding: 80px 0 72px;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(7,19,31,0.35) 0%, rgba(7,19,31,0.82) 70%, var(--navy) 100%),
    url("../images/hero-earth.jpg") center/cover no-repeat;
}
.hero-content { position: relative; z-index: 1; max-width: 760px; }
.eyebrow {
  color: var(--teal); font-size: 12px; letter-spacing: 0.22em; text-transform: uppercase; font-weight: 700;
  margin-bottom: 16px;
}
h1, h2, h3 { font-family: "Source Serif 4", Georgia, serif; line-height: 1.15; }
h1 { font-size: clamp(2.4rem, 5vw, 4.4rem); font-weight: 600; margin-bottom: 18px; }
.lede { font-size: 1.15rem; color: #c9d7e4; max-width: 640px; margin-bottom: 28px; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 20px; border-radius: 999px; font-weight: 700; font-size: 14px;
  border: 1px solid transparent; cursor: pointer;
}
.btn-primary { background: var(--teal); color: var(--navy); }
.btn-ghost { border-color: rgba(255,255,255,0.2); color: #fff; }
.btn:hover { transform: translateY(-1px); }

/* Sections */
section { padding: 84px 0; }
.section-kicker { color: var(--teal); font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase; font-weight: 700; margin-bottom: 10px; }
h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); margin-bottom: 16px; }
.sub { color: var(--muted); max-width: 680px; margin-bottom: 36px; }
.grid-3, .grid-2, .grid-4 { display: grid; gap: 22px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card, .stat, .bio, .form-card, .info-card {
  background: linear-gradient(180deg, rgba(20,50,77,0.55), rgba(13,33,54,0.8));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
}
.card h3, .bio h3 { font-size: 1.35rem; margin: 10px 0 8px; }
.card p, .bio p { color: #c5d3e0; }
.tag {
  display: inline-block; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--gold-soft); border: 1px solid rgba(201,162,39,0.35); padding: 4px 8px; border-radius: 999px;
}
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 36px; }
.stat { text-align: center; padding: 22px 12px; }
.stat b { display: block; font-size: 2rem; color: var(--teal); font-family: "Source Serif 4", serif; }
.stat span { color: var(--muted); font-size: 13px; }

.page-hero {
  padding: 72px 0 36px;
  background:
    linear-gradient(180deg, rgba(7,19,31,0.55), var(--navy)),
    url("../images/globe-network.jpg") center/cover no-repeat;
  border-bottom: 1px solid var(--line);
}

.media-card { overflow: hidden; padding: 0; }
.media-card img { width: 100%; height: 210px; object-fit: cover; }
.media-card .pad { padding: 22px; }
.note { font-size: 12px; color: var(--muted); margin-top: 8px; }

.split { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 36px; align-items: center; }
.split img { width: 100%; height: 360px; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); }
.photo-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 16px; }
.photo-grid img {
  width: 100%; height: 420px; object-fit: cover;
  border-radius: var(--radius); border: 1px solid var(--line);
}
.photo-grid img.portrait { object-position: center 70%; }
.disclaimer {
  margin-top: 14px; color: var(--muted); font-size: 13px;
  border-left: 3px solid var(--teal); padding-left: 12px;
}

.timeline { display: grid; gap: 16px; }
.tl {
  display: grid; grid-template-columns: 160px 1fr; gap: 18px;
  padding: 18px 0; border-bottom: 1px solid var(--line);
}
.tl strong { color: var(--teal); }

.avatar {
  width: 92px; height: 92px; border-radius: 50%;
  display: grid; place-items: center; font-weight: 800; font-size: 28px;
  background: linear-gradient(145deg, var(--teal), #1a6f7a); color: var(--navy);
  flex-shrink: 0;
  object-fit: cover;
  object-position: center 18%;
  border: 2px solid rgba(46, 196, 182, 0.45);
}
img.avatar { padding: 0; }
.bio header { display: flex; gap: 18px; align-items: center; margin-bottom: 14px; }
.role { color: var(--gold-soft); font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; }

form { display: grid; gap: 14px; }
label { font-size: 13px; color: #c7d6e4; }
input, textarea, select {
  width: 100%; background: rgba(7,19,31,0.7); border: 1px solid var(--line);
  color: #fff; border-radius: 12px; padding: 12px 14px; font: inherit;
}
textarea { min-height: 140px; resize: vertical; }
.form-ok { display: none; background: var(--teal-dim); border: 1px solid var(--teal); color: #d9fff9; padding: 14px; border-radius: 12px; }
.form-ok.show { display: block; }

.footer {
  border-top: 1px solid var(--line); padding: 40px 0 28px; color: var(--muted); font-size: 14px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 24px; margin-bottom: 24px; }
.footer a:hover { color: var(--teal); }

@media (max-width: 900px) {
  .grid-3, .grid-4, .stats, .split, .footer-grid, .grid-2, .photo-grid { grid-template-columns: 1fr; }
  .photo-grid img { height: 280px; }
  .tl { grid-template-columns: 1fr; }
  .menu-toggle { display: grid; place-items: center; }
  .nav-links {
    display: none; position: absolute; top: 76px; left: 0; right: 0;
    background: var(--navy-2); flex-direction: column; padding: 16px; border-bottom: 1px solid var(--line);
  }
  .nav-links.open { display: flex; }
}