:root {
  --navy: #0a2540;
  --blue: #0e7490;
  --green: #16a34a;
  --amber: #f59e0b;
  --ink: #102033;
  --muted: #64748b;
  --line: #dbe5ef;
  --paper: #ffffff;
  --soft: #f6f9fc;
  --shadow: 0 24px 70px rgba(10, 37, 64, 0.14);
  --radius: 26px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 0%, rgba(14,116,144,0.10), transparent 25rem),
    radial-gradient(circle at 95% 10%, rgba(22,163,74,0.10), transparent 24rem),
    var(--soft);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.site-shell { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.topbar {
  position: sticky;
  top: 14px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 14px;
  margin-top: 14px;
  background: rgba(255,255,255,0.86);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(219,229,239,0.9);
  border-radius: 999px;
  box-shadow: 0 18px 45px rgba(10, 37, 64, 0.10);
}
.brand img {
  width: 118px;
  height: auto;
  max-height: 116px;
  object-fit: contain;
}
.nav { display: flex; align-items: center; gap: 24px; color: var(--muted); font-weight: 700; font-size: 0.94rem; }
.nav a:hover { color: var(--navy); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.lang-btn, .menu-btn {
  border: 0;
  background: var(--navy);
  color: #fff;
  cursor: pointer;
  font-weight: 800;
}
.lang-btn { border-radius: 999px; padding: 10px 13px; }
.menu-btn { display: none; width: 44px; height: 44px; border-radius: 50%; flex-direction: column; justify-content: center; align-items: center; gap: 4px; }
.menu-btn span { width: 18px; height: 2px; background: #fff; border-radius: 4px; }
.section-pad { padding: 86px 0; }
.section-pad.compact { padding: 60px 0; }
.hero { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 46px; align-items: center; min-height: calc(100vh - 110px); }
.eyebrow { margin: 0 0 12px; color: var(--blue); font-weight: 900; text-transform: uppercase; letter-spacing: .12em; font-size: .76rem; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(2.45rem, 6vw, 5.2rem); line-height: 0.98; letter-spacing: -0.07em; color: var(--navy); margin-bottom: 24px; }
h2 { font-size: clamp(2rem, 3vw, 3.1rem); line-height: 1.05; letter-spacing: -0.045em; color: var(--navy); margin-bottom: 18px; }
h3 { color: var(--navy); line-height: 1.2; margin-bottom: 10px; }
.hero-text { font-size: 1.18rem; color: var(--muted); max-width: 690px; margin-bottom: 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 34px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--navy), var(--blue));
  color: #fff;
  font-weight: 850;
  box-shadow: 0 14px 34px rgba(14,116,144,0.25);
}
.btn:hover { transform: translateY(-1px); }
.btn-small { min-height: 40px; padding: 0 16px; font-size: .92rem; }
.btn-ghost { background: rgba(255,255,255,0.78); color: var(--navy); box-shadow: inset 0 0 0 1px var(--line); }
.trust-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; max-width: 720px; }
.trust-strip div { background: rgba(255,255,255,0.78); border: 1px solid var(--line); border-radius: 18px; padding: 16px; }
.trust-strip strong { display: block; color: var(--navy); font-size: 1.05rem; }
.trust-strip span { color: var(--muted); font-size: .88rem; }
.hero-card {
  position: relative;
  overflow: hidden;
  padding: 36px;
  min-height: 520px;
  background: linear-gradient(145deg, rgba(10,37,64,0.97), rgba(14,116,144,0.91));
  color: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  isolation: isolate;
}
.hero-card:before {
  content: "";
  position: absolute;
  inset: 20px;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 20px;
  z-index: -1;
}
.orb { position: absolute; border-radius: 50%; filter: blur(4px); opacity: .75; z-index: -2; }
.orb-one { width: 250px; height: 250px; background: rgba(22,163,74,.35); top: -80px; right: -60px; }
.orb-two { width: 190px; height: 190px; background: rgba(245,158,11,.30); bottom: 60px; left: -70px; }
.hero-card h2 { color: #fff; font-size: clamp(2rem, 3vw, 3.8rem); margin-top: 120px; }
.hero-card ul { list-style: none; padding: 0; margin: 26px 0 0; display: grid; gap: 14px; }
.hero-card li { padding: 14px 16px; background: rgba(255,255,255,.10); border: 1px solid rgba(255,255,255,.14); border-radius: 16px; }
.section-heading { max-width: 790px; margin-bottom: 32px; }
.section-heading.centered { text-align: center; margin: 0 auto 40px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; color: var(--muted); font-size: 1.06rem; }
.cards { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.card, .region-grid article, .timeline div {
  background: rgba(255,255,255,.84);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 24px;
  box-shadow: 0 14px 35px rgba(10,37,64,.06);
}
.card p, .region-grid p, .timeline p { color: var(--muted); margin-bottom: 0; }
.icon { display: inline-flex; width: 45px; height: 45px; align-items: center; justify-content: center; border-radius: 14px; background: rgba(14,116,144,.10); color: var(--blue); font-weight: 900; margin-bottom: 20px; }
.energy-panel {
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 28px;
  background: linear-gradient(135deg, #ffffff, #eef9f5);
  border: 1px solid var(--line);
  border-radius: 32px;
  padding: clamp(28px, 5vw, 58px);
  box-shadow: var(--shadow);
}
.energy-panel > div > p { color: var(--muted); font-size: 1.07rem; }
.energy-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 30px; }
.energy-list div { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 18px; }
.energy-list p { color: var(--muted); margin: 0; font-size: .94rem; }
.energy-metric { display: flex; flex-direction: column; justify-content: end; min-height: 360px; padding: 26px; border-radius: 24px; background: linear-gradient(145deg, var(--navy), var(--blue)); color: #fff; }
.energy-metric span { color: rgba(255,255,255,.75); font-weight: 900; text-transform: uppercase; letter-spacing: .14em; font-size: .75rem; }
.energy-metric strong { font-size: clamp(2.3rem, 4vw, 4rem); line-height: .95; letter-spacing: -.06em; margin: 10px 0 16px; }
.energy-metric p { color: rgba(255,255,255,.76); margin: 0; }
.region-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.region-grid span { display: inline-flex; width: 46px; height: 46px; align-items: center; justify-content: center; border-radius: 50%; background: var(--navy); color: #fff; font-weight: 900; margin-bottom: 24px; }
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.timeline strong { display: inline-flex; width: 40px; height: 40px; border-radius: 12px; align-items: center; justify-content: center; background: rgba(22,163,74,.12); color: var(--green); margin-bottom: 18px; }
.contact-card { display: grid; grid-template-columns: 1fr .75fr; gap: 30px; align-items: center; padding: clamp(30px, 5vw, 58px); border-radius: 32px; background: var(--navy); color: #fff; box-shadow: var(--shadow); }
.contact-card h2 { color: #fff; }
.contact-card p { color: rgba(255,255,255,.72); }
.contact-details { display: grid; gap: 14px; }
.contact-details a, .contact-details p { padding: 16px 18px; background: rgba(255,255,255,.10); border: 1px solid rgba(255,255,255,.14); border-radius: 16px; margin: 0; }
.footer { display: flex; justify-content: space-between; gap: 28px; align-items: end; padding: 40px 0 32px; color: var(--muted); }
.footer img {
  width: 150px;
  height: auto;
  margin-bottom: 12px;
}
.footer p { margin: 0; }
.legal { text-align: right; font-size: .88rem; }

@media (max-width: 920px) {
  .topbar { border-radius: 28px; align-items: flex-start; flex-wrap: wrap; }
  .nav { display: none; flex-basis: 100%; flex-direction: column; align-items: flex-start; gap: 10px; padding: 6px 10px 12px; }
  .topbar.open .nav { display: flex; }
  .header-actions { margin-left: auto; }
  .menu-btn { display: inline-flex; }
  .hero, .energy-panel, .contact-card, .two-col { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .grid-3, .region-grid, .timeline, .energy-list { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .site-shell { width: min(100% - 22px, 1180px); }
  .brand img {
    width: 96px;
    max-height: 96px;
  }
  .header-actions .btn { display: none; }
  .section-pad { padding: 58px 0; }
  .hero-card { min-height: auto; padding: 26px; }
  .hero-card h2 { margin-top: 80px; }
  .trust-strip, .grid-3, .region-grid, .timeline, .energy-list { grid-template-columns: 1fr; }
  .footer { flex-direction: column; align-items: flex-start; }
  .legal { text-align: left; }
}