* {
  box-sizing: border-box;
}

:root {
  --bg: #050505;
  --panel: #111;
  --text: #f4f4f4;
  --muted: #b7b7b7;
  --accent: #f7f501;
  --line: rgba(255,255,255,.14);
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top, rgba(247,245,1,.12), transparent 28rem),
    linear-gradient(180deg, #090909, #000);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1rem 5vw;
  background: rgba(0,0,0,.78);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.brand {
  color: var(--accent);
  font-weight: 900;
  letter-spacing: .08em;
  text-decoration: none;
}

nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

nav a {
  color: var(--text);
  text-decoration: none;
  font-size: .95rem;
  opacity: .82;
}

nav a:hover {
  color: var(--accent);
}

.hero {
  min-height: 88vh;
  display: grid;
  place-items: center;
  padding: 6rem 5vw;
  text-align: center;
  background:
    linear-gradient(rgba(0,0,0,.35), rgba(0,0,0,.95)),
    radial-gradient(circle, rgba(247,245,1,.16), transparent 22rem);
}

.hero-content {
  max-width: 980px;
}

.eyebrow {
  color: var(--accent);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .22em;
  text-transform: uppercase;
}

h1 {
  margin: .2rem 0 1rem;
  font-size: clamp(3rem, 11vw, 8.8rem);
  line-height: .85;
  letter-spacing: -.07em;
  text-transform: uppercase;
}

h2 {
  margin: .2rem 0 1.5rem;
  font-size: clamp(2rem, 5vw, 4.5rem);
  line-height: .95;
  letter-spacing: -.04em;
}

h3 {
  margin: 1rem 0 .4rem;
  font-size: 1.4rem;
}

.lead {
  max-width: 760px;
  margin: 0 auto 2rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.55;
}

.buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: .9rem;
}

.btn {
  display: inline-block;
  padding: .9rem 1.2rem;
  border: 1px solid var(--line);
  color: var(--text);
  text-decoration: none;
  border-radius: 999px;
  background: rgba(255,255,255,.05);
}

.btn.primary {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
  font-weight: 800;
}

.section {
  padding: 5rem 5vw;
  border-top: 1px solid var(--line);
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.card,
.panel,
.video-box,
.tour-list {
  background: rgba(255,255,255,.055);
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  padding: 1.2rem;
}

.card p,
.panel p,
.contact p {
  color: var(--muted);
  line-height: 1.55;
}

.portrait {
  aspect-ratio: 4 / 5;
  border-radius: .9rem;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.placeholder {
  background:
    linear-gradient(135deg, rgba(247,245,1,.22), rgba(255,255,255,.05)),
    #151515;
  color: rgba(255,255,255,.35);
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: .12em;
}

.split {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 2rem;
  align-items: center;
}

.text-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 800;
}

.video-box {
  min-height: 260px;
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--muted);
}

.video-box code {
  display: block;
  max-width: 100%;
  overflow-wrap: anywhere;
  color: var(--accent);
}

.tour-list {
  display: grid;
  gap: .8rem;
}

.tour-list div {
  padding-bottom: .8rem;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

.tour-list div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.tour-list span {
  color: var(--accent);
  font-weight: 900;
  display: inline-block;
  min-width: 8.5rem;
}

.small {
  font-size: .9rem;
}

@media (max-width: 850px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

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

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

@media (max-width: 520px) {
  .cards {
    grid-template-columns: 1fr;
  }

  nav {
    gap: .7rem;
  }
}