/* RunwayCloud (runwaycloud.mom) - Obsidian Gold Luxury Business Theme */
:root {
  --bg-dark: #0f0f12;
  --bg-surface: #17171c;
  --bg-card: #1f1f26;
  --text-primary: #fafafa;
  --text-secondary: #a1a1aa;
  --gold-accent: #f59e0b;
  --gold-dark: #d97706;
  --gold-light: #fbbf24;
  --gold-border: rgba(245, 158, 11, 0.28);
  --gold-grad: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #d97706 100%);
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-family);
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle 800px at 50% -120px, rgba(245, 158, 11, 0.12), transparent 70%),
    radial-gradient(circle 600px at 100% 500px, rgba(217, 119, 6, 0.08), transparent 60%);
  background-attachment: fixed;
}

.wrap { width: min(1200px, calc(100% - 48px)); margin-inline: auto; }
a { color: inherit; text-decoration: none; transition: all 0.2s ease; }

/* Prestige Header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(15, 15, 18, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--gold-border);
}
.header-main { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; }
.brand { display: flex; align-items: center; gap: 12px; font-size: 22px; font-weight: 800; color: #fff; letter-spacing: -0.02em; }
.brand img { width: 36px; height: 36px; border-radius: 8px; border: 1px solid var(--gold-border); }
.nav-wide { display: flex; align-items: center; gap: 32px; }
.nav-wide a { color: var(--text-secondary); font-size: 14px; font-weight: 500; letter-spacing: 0.02em; }
.nav-wide a:hover, .nav-wide a[aria-current="page"] { color: var(--gold-light); }

.menu-mobile { display: none; }
@media(max-width: 820px) {
  .nav-wide { display: none; }
  .menu-mobile { display: block; position: relative; }
  .menu-mobile summary { cursor: pointer; padding: 8px 14px; border: 1px solid var(--gold-border); border-radius: 6px; font-weight: 600; list-style: none; color: var(--gold-light); }
  .menu-mobile[open] nav { position: absolute; right: 0; top: 100%; margin-top: 10px; background: #1a1a22; border: 1px solid var(--gold-border); border-radius: 8px; padding: 14px 20px; display: flex; flex-direction: column; gap: 12px; width: 220px; box-shadow: 0 12px 32px rgba(0,0,0,0.6); z-index: 1000; }
}

/* Gold Button */
.btn-gold {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 10px 24px;
  background: var(--gold-grad);
  color: #09090b; font-weight: 700; font-size: 14px;
  border-radius: 6px; border: none;
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.35);
  transition: all 0.25s ease; cursor: pointer;
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 6px 26px rgba(245, 158, 11, 0.5); }
.btn-outline { background: transparent; border: 1px solid var(--gold-border); color: #fff; }
.btn-outline:hover { border-color: var(--gold-light); color: var(--gold-light); background: rgba(245, 158, 11, 0.08); }

/* Hero */
.hero-sec {
  padding: 72px 0 60px; display: grid; grid-template-columns: 1.25fr 0.95fr; gap: 50px; align-items: center;
}
.prestige-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 4px;
  background: rgba(245, 158, 11, 0.1); border: 1px solid var(--gold-border);
  color: var(--gold-light); font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 24px;
}
.hero-h1 { font-size: 44px; font-weight: 800; line-height: 1.25; margin-bottom: 18px; color: #fff; }
.hero-h1 span { color: var(--gold-accent); }
.hero-p { color: var(--text-secondary); font-size: 17px; line-height: 1.8; margin-bottom: 32px; }

/* SLA Board */
.sla-board {
  background: var(--bg-surface); border: 1px solid var(--gold-border);
  border-radius: 12px; padding: 32px;
  box-shadow: 0 20px 48px rgba(0,0,0,0.5);
}
.sla-row { display: flex; justify-content: space-between; align-items: center; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,0.06); }
.sla-row:last-child { border-bottom: none; }
.sla-tag { color: var(--gold-light); font-weight: 700; font-size: 15px; }

/* Pricing */
.pricing-sec { padding: 60px 0; }
.sec-head { text-align: center; margin-bottom: 48px; }
.sec-head h2 { font-size: 34px; font-weight: 800; margin-bottom: 12px; color: #fff; }
.sec-head p { color: var(--text-secondary); font-size: 15px; }

.pricing-table { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.price-box {
  background: var(--bg-surface); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px; padding: 36px 28px;
  display: flex; flex-direction: column; justify-content: space-between;
  transition: all 0.25s ease;
}
.price-box:hover { border-color: var(--gold-accent); transform: translateY(-4px); }
.price-box.highlight {
  border: 1px solid var(--gold-accent);
  background: linear-gradient(180deg, #1f1f28 0%, #17171d 100%);
  box-shadow: 0 12px 36px rgba(245, 158, 11, 0.18);
}
.p-amount { font-size: 38px; font-weight: 800; color: #fff; margin: 18px 0; }
.p-amount span { font-size: 15px; color: var(--text-secondary); font-weight: 400; }
.p-list { list-style: none; margin: 24px 0; display: flex; flex-direction: column; gap: 12px; font-size: 14px; color: var(--text-secondary); }
.p-list li { display: flex; align-items: center; gap: 8px; }

/* Infrastructure */
.infra-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin: 40px 0; }
.infra-card { background: var(--bg-surface); border: 1px solid rgba(255,255,255,0.06); border-radius: 10px; padding: 24px; }
.infra-card h3 { font-size: 18px; color: #fff; margin-bottom: 8px; }
.infra-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }

/* Downloads */
.down-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.down-box {
  background: var(--bg-surface); border: 1px solid rgba(255,255,255,0.08); border-radius: 10px;
  padding: 22px; display: flex; align-items: center; justify-content: space-between;
}
.down-box:hover { border-color: var(--gold-border); }

/* Footer */
.site-footer {
  border-top: 1px solid var(--gold-border); margin-top: 80px; padding: 48px 0;
  background: #09090b;
}

@media(max-width: 900px) {
  .hero-sec { grid-template-columns: 1fr; }
  .pricing-table { grid-template-columns: 1fr; }
  .infra-grid { grid-template-columns: 1fr; }
  .down-grid { grid-template-columns: 1fr; }
}