:root {
  --black: #101010;
  --gold: #c9a34a;
  --white: #ffffff;
  --light: #f4f4f2;
  --gray: #686868;
  --dark-gray: #242424;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--black);
  background: var(--white);
  line-height: 1.6;
}

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

img {
  display: block;
  max-width: 100%;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 6%;
  background: var(--black);
  color: var(--white);
}

.brand img {
  width: 155px;
  height: auto;
  object-fit: contain;
}

.header nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

.header nav a {
  font-size: 14px;
  transition: color 0.2s ease;
}

.header nav a:hover {
  color: var(--gold);
}

.header nav .contact-link {
  border: 1px solid var(--gold);
  padding: 9px 17px;
  color: var(--gold);
}

.hero {
  position: relative;
  min-height: 570px;
  display: flex;
  align-items: center;
  background: var(--black);
  color: var(--white);
  overflow: hidden;
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(0,0,0,0.9),
    rgba(0,0,0,0.35)
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(720px, 88%);
  margin-left: 8%;
  padding: 80px 0;
}

.eyebrow {
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 12px;
  font-weight: bold;
}

.hero h1 {
  font-size: clamp(36px, 5vw, 62px);
  line-height: 1.12;
  margin: 18px 0;
}

.hero p {
  max-width: 620px;
  font-size: 18px;
  color: #eeeeee;
}

.gold-button {
  display: inline-block;
  margin-top: 20px;
  padding: 14px 25px;
  background: var(--gold);
  color: var(--black);
  font-weight: bold;
  transition: background 0.2s ease;
}

.gold-button:hover {
  background: #e0bd69;
}

.introduction,
.vortex,
.pilot,
.distribution,
.contact {
  padding: 85px 8%;
}

.introduction {
  text-align: center;
  max-width: 1100px;
  margin: auto;
}

.introduction h2,
.vortex h2,
.pilot h2,
.distribution h2,
.contact h2 {
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.2;
  margin-top: 12px;
}

.introduction p {
  max-width: 850px;
  margin: 18px auto;
  color: var(--gray);
  font-size: 17px;
}

.corridor {
  padding: 65px 8%;
  background: var(--light);
  text-align: center;
}

.corridor h2 {
  margin-top: 0;
}

.image-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 35px;
  text-align: left;
}

.image-grid article {
  background: var(--white);
}

.image-grid img {
  width: 100%;
  height: 230px;
  object-fit: cover;
}

.image-grid h3 {
  margin: 18px 18px 8px;
}

.image-grid p {
  margin: 0 18px 22px;
  color: var(--gray);
  font-size: 14px;
}

.vortex {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 55px;
}

.vortex-text p,
.pilot p,
.distribution p,
.contact p {
  color: var(--gray);
}

.vortex-image {
  width: 100%;
  min-height: 330px;
  height: 100%;
  object-fit: cover;
}

.pilot {
  background: var(--black);
  color: var(--white);
  text-align: center;
}

.pilot p {
  max-width: 760px;
  margin: 20px auto;
  color: #d0d0d0;
}

.distribution {
  text-align: center;
}

.distribution img {
  width: 100%;
  max-height: 390px;
  object-fit: cover;
  margin-top: 30px;
}

.contact {
  background: var(--light);
  text-align: center;
}

.contact p {
  margin-bottom: 10px;
}

.contact a:not(.gold-button) {
  color: var(--black);
  font-weight: bold;
}

footer {
  padding: 28px 6%;
  background: var(--black);
  color: #cccccc;
  text-align: center;
  font-size: 13px;
}

.dark {
  background: var(--black);
  color: var(--white);
}

.text-link {
  color: var(--gold);
  font-weight: bold;
}

@media (max-width: 800px) {
  .header {
    flex-direction: column;
    gap: 15px;
  }

  .header nav {
    justify-content: center;
    gap: 12px 18px;
  }

  .hero {
    min-height: 500px;
  }

  .hero-content {
    margin-left: 6%;
  }

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

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

@media (max-width: 520px) {
  .header nav {
    gap: 12px;
  }

  .header nav a {
    font-size: 12px;
  }

  .brand img {
    width: 135px;
  }

  .hero {
    min-height: 470px;
  }

  .hero p {
    font-size: 16px;
  }

  .introduction,
  .vortex,
  .pilot,
  .distribution,
  .contact {
    padding: 60px 6%;
  }

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

  .image-grid img {
    height: 220px;
  }
}