:root {
  color-scheme: light;
  --ink: #111827;
  --muted: #526174;
  --line: #dde4ec;
  --paper: #f8fafc;
  --white: #ffffff;
  --green: #2f6f5e;
  --blue: #315f96;
  --gold: #a67c2d;
  --shadow: 0 18px 42px rgba(17, 24, 39, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Microsoft YaHei", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
  padding: 0 clamp(20px, 5vw, 72px);
  color: var(--white);
  background: rgba(17, 24, 39, 0.34);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(18px);
}

.brand {
  flex: 0 0 auto;
  font-size: 18px;
  font-weight: 750;
}

.nav-links {
  display: flex;
  flex: 0 1 auto;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(16px, 3vw, 32px);
  min-width: 0;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.86);
}

.nav-links a:hover,
.brand:hover {
  color: var(--white);
}

.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: 76svh;
  padding: 120px clamp(20px, 6vw, 88px) 76px;
  overflow: hidden;
  color: var(--white);
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(7, 14, 24, 0.78), rgba(7, 14, 24, 0.32) 56%, rgba(7, 14, 24, 0.08)),
    linear-gradient(0deg, rgba(7, 14, 24, 0.22), rgba(7, 14, 24, 0.04));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(680px, 100%);
}

.section-kicker {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(48px, 9vw, 112px);
  line-height: 0.95;
  letter-spacing: 0;
}

.hero-copy {
  width: min(560px, 100%);
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(18px, 2.2vw, 24px);
}

.section {
  padding: clamp(56px, 8vw, 96px) clamp(20px, 6vw, 88px);
  background: var(--white);
}

.section.muted {
  background: #edf2f5;
}

.section-inner {
  width: min(1120px, 100%);
  margin: 0 auto;
}

.split {
  display: grid;
  grid-template-columns: minmax(180px, 0.8fr) minmax(0, 1.4fr);
  gap: clamp(24px, 6vw, 84px);
  align-items: start;
}

.section h2 {
  margin: 0;
  font-size: clamp(30px, 5vw, 58px);
  line-height: 1.05;
  letter-spacing: 0;
}

.section-copy {
  margin: 0;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 21px);
  overflow-wrap: anywhere;
}

.contact-section {
  border-top: 1px solid var(--line);
}

.contact-links {
  display: grid;
  gap: 12px;
  font-size: clamp(18px, 2.3vw, 26px);
  font-weight: 750;
  color: var(--green);
}

.contact-links a {
  overflow-wrap: anywhere;
}

.site-footer {
  padding: 26px clamp(20px, 6vw, 88px);
  color: var(--muted);
  background: var(--paper);
  border-top: 1px solid var(--line);
}

@media (max-width: 760px) {
  .site-header {
    min-height: 60px;
    padding: 0 16px;
  }

  .nav-links {
    gap: 10px;
    font-size: 12px;
  }

  .hero {
    min-height: 72svh;
    padding-top: 96px;
  }

  .hero-overlay {
    background: linear-gradient(90deg, rgba(7, 14, 24, 0.82), rgba(7, 14, 24, 0.36));
  }

  .split {
    grid-template-columns: 1fr;
  }
}