:root {
  --bg: #070b10;
  --panel: #10171f;
  --paper: #f4f1ea;
  --ink: #121820;
  --muted: #6b7380;
  --line: rgba(255,255,255,.1);
  --ice: #7ec8e3;
  --amber: #d7a24a;
  --white: #f7f4ee;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: Inter, "Segoe UI", sans-serif;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

.wrap { width: min(1240px, calc(100% - 48px)); margin: 0 auto; }
.wide { width: min(1440px, calc(100% - 32px)); margin: 0 auto; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  background: linear-gradient(180deg, rgba(7,11,16,.72), transparent);
}

.logo { display: flex; align-items: center; gap: 12px; color: #fff; }
.logo-mark { width: 34px; height: 34px; }
.logo-type { display: flex; flex-direction: column; line-height: 1; }
.logo-type b { font-size: 15px; letter-spacing: 2.2px; font-weight: 700; }
.logo-type span { margin-top: 5px; font-size: 9px; letter-spacing: 3.8px; color: var(--ice); font-weight: 600; }

.nav { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.nav a { color: rgba(255,255,255,.82); font-size: 12px; letter-spacing: .3px; font-weight: 500; }
.nav a:hover { color: #fff; }
.nav-cta {
  padding: 10px 16px;
  border: 1px solid rgba(215,162,74,.7);
  color: #fff !important;
}
.menu-btn { display: none; background: none; border: 0; color: #fff; font-size: 22px; }

.hero {
  min-height: 100vh;
  color: #fff;
  display: flex;
  align-items: flex-end;
  padding: 0 0 88px;
  background:
    linear-gradient(180deg, rgba(7,11,16,.15) 0%, rgba(7,11,16,.25) 40%, rgba(7,11,16,.82) 100%),
    url("assets/img/real-red-heads.jpg") center 45% / cover;
}
.hero-kicker {
  color: var(--amber);
  letter-spacing: 4.5px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}
.hero h1 {
  max-width: 920px;
  margin: 16px 0 18px;
  font-family: Newsreader, Georgia, serif;
  font-weight: 500;
  font-size: clamp(48px, 7vw, 88px);
  line-height: .92;
  letter-spacing: -1.5px;
}
.hero p {
  max-width: 620px;
  font-size: 18px;
  line-height: 1.55;
  color: rgba(255,255,255,.78);
}
.hero-actions { display: flex; gap: 12px; margin-top: 30px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .4px;
}
.btn-amber { background: var(--amber); color: #1a1308; }
.btn-ghost { border: 1px solid rgba(255,255,255,.35); color: #fff; }

.stats {
  background: var(--bg);
  color: #fff;
  padding: 36px 0;
  border-top: 1px solid var(--line);
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat b {
  display: block;
  font-family: Newsreader, Georgia, serif;
  font-size: 34px;
  font-weight: 500;
  color: var(--ice);
}
.stat span { color: rgba(255,255,255,.62); font-size: 13px; line-height: 1.4; }

.section { padding: 88px 0; }
#experience.section { padding: 72px 0; }
.section h2 {
  margin: 0 0 16px;
  font-family: Newsreader, Georgia, serif;
  font-size: clamp(36px, 5vw, 58px);
  font-weight: 500;
  letter-spacing: -1px;
  line-height: 1;
}
.lead { color: var(--muted); max-width: 680px; font-size: 18px; line-height: 1.65; }

.dark { background: var(--bg); color: var(--white); }
.dark .lead { color: rgba(247,244,238,.68); }

.req-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px 64px; margin-top: 48px; }
.req { border-top: 1px solid #ddd6c8; padding: 16px 0; }
.dark .req { border-top-color: rgba(255,255,255,.12); }
.req small {
  display: block;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  margin-bottom: 7px;
}
.req b { font-size: 17px; font-weight: 600; }

.team-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 48px; }
.person {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 22px;
  background: #f7f4ee;
  padding: 16px;
}
.person img { width: 170px; height: 200px; object-fit: cover; }
.person h3 { margin: 8px 0 8px; font-family: Newsreader, Georgia, serif; font-size: 28px; font-weight: 500; }
.person em { color: #9a7530; font-style: normal; font-weight: 700; font-size: 12px; letter-spacing: 1.2px; text-transform: uppercase; }
.person p { color: var(--muted); line-height: 1.55; }

.fold {
  margin-top: 40px;
  background: #f7f4ee;
  border: 1px solid #e4ddd0;
}
.fold summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 26px;
  font-family: Newsreader, Georgia, serif;
  font-size: 32px;
  font-weight: 500;
  letter-spacing: -0.5px;
}
.fold summary::-webkit-details-marker { display: none; }
.fold summary::after {
  content: "+";
  color: var(--amber);
  font-family: Inter, sans-serif;
  font-size: 28px;
  font-weight: 400;
  line-height: 1;
}
.fold[open] summary::after { content: "–"; }
.fold-body { padding: 0 26px 28px; }
.fold-body > p {
  margin: 0 0 8px;
  color: var(--muted);
  line-height: 1.55;
}
.year {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 18px;
  padding: 16px 0;
  border-top: 1px solid #e4ddd0;
  align-items: start;
}
.year b {
  color: #9a7530;
  font-size: 13px;
  letter-spacing: .4px;
}
.year span { line-height: 1.55; }

.kicker {
  margin: 0 0 12px;
  color: var(--amber);
  letter-spacing: 2.4px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}
.ggg-short {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 36px;
  align-items: center;
}
.ggg-short img {
  width: 180px;
  background: #fff;
  padding: 16px 14px;
}
.ggg-short h2 { margin-bottom: 12px; }
.ggg-line {
  margin: 14px 0 0;
  color: rgba(247,244,238,.7);
  font-size: 16px;
  line-height: 1.55;
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 48px;
}
.work-card {
  min-height: 420px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.work-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 20%, rgba(7,11,16,.88));
}
.work-card > * { position: relative; z-index: 1; }
.work-card h3 { margin: 0 0 10px; font-family: Newsreader, Georgia, serif; font-size: 32px; font-weight: 500; }
.work-card p { margin: 0; color: rgba(255,255,255,.78); line-height: 1.5; }
.w1 { background: url("assets/img/real-lng-tanker.jpg") center 45% / cover; }
.w2 { background: url("assets/img/fleet-hongyan.jpg") center 40% / cover; }
.w3 { background: url("assets/img/real-tonly.jpg") center 40% / cover; }

.band {
  min-height: 78vh;
  display: flex;
  align-items: flex-end;
  color: #fff;
  padding: 64px 0;
}
.band-logistics {
  background:
    linear-gradient(180deg, transparent, rgba(7,11,16,.82)),
    url("assets/img/fleet-angle-front.png") center 55% / cover;
}
.band-plant {
  background:
    linear-gradient(90deg, rgba(7,11,16,.78), rgba(7,11,16,.2)),
    url("assets/img/real-lng-rear.jpg") center 40% / cover;
}
.band h2 { color: #fff; }
.band .lead { color: rgba(255,255,255,.78); }

.gallery {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 12px;
  margin-top: 40px;
}
.gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.gallery-main { min-height: 560px; }
.gallery-side { display: grid; gap: 12px; }
.gallery-side img { min-height: 274px; }

.equip {
  display: grid;
  grid-template-columns: minmax(260px, 360px) 1fr;
  gap: 16px;
  margin-top: 40px;
  align-items: start;
}
.equip-video {
  width: 100%;
  max-height: 720px;
  background: #000;
  display: block;
}
.equip-stills {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.equip-stills img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  object-position: center 40%;
}

.partner-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 28px;
}
.partner-grid.featured {
  grid-template-columns: 1fr 1fr;
  margin-top: 48px;
}
.partner {
  min-height: 148px;
  background: #fff;
  border: 1px solid #e6e0d4;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 22px 14px;
  text-align: center;
  gap: 10px;
}
.partner.featured { min-height: 210px; padding: 32px 24px; }
.partner img { max-height: 56px; width: auto; max-width: 86%; object-fit: contain; }
.partner.featured img { max-height: 92px; max-width: 70%; }
.partner.dark-logo { background: #111; border-color: #111; }
.partner b { font-size: 16px; letter-spacing: .3px; }
.partner span { font-size: 12px; color: var(--muted); line-height: 1.35; }
.partner.dark-logo span { color: rgba(255,255,255,.6); }

.contact-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 42px;
  background: var(--panel);
  color: var(--white);
  padding: 42px;
}
.contact-box a { color: var(--ice); }
.contact-box p { color: rgba(247,244,238,.76); line-height: 1.65; }
.contact-box b { color: #fff; }

.footer {
  background: #05070a;
  color: rgba(255,255,255,.5);
  padding: 28px 0;
  font-size: 12px;
  letter-spacing: .3px;
}
.footer .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

@media (max-width: 900px) {
  .nav { display: none; }
  .nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    right: 16px;
    background: #070b10;
    padding: 18px;
    width: 220px;
  }
  .menu-btn { display: block; }
  .stats-grid, .req-grid, .team-grid, .work-grid, .partner-grid, .gallery, .contact-box, .equip, .equip-stills, .ggg-short {
    grid-template-columns: 1fr;
  }
  .equip-stills img { height: 240px; }
  .person { grid-template-columns: 1fr; }
  .person img { width: 100%; height: 240px; }
  .year { grid-template-columns: 1fr; gap: 6px; }
  .fold summary { font-size: 26px; padding: 18px 18px; }
  .gallery-main, .work-card { min-height: 320px; }
  .hero { min-height: 88vh; padding-bottom: 56px; }
}