:root {
  --bg: #070606;
  --panel: #121010;
  --panel-2: #1c1715;
  --line: rgba(255, 255, 255, .14);
  --text: #f6f2ec;
  --muted: #c9c0b8;
  --red: #ff3d18;
  --red-2: #b81208;
  --gold: #f6b84b;
  --cyan: #6fe8ff;
  --silver: #dfe4e9;
  --max: 1160px;
  font-family: "Prompt", "Noto Sans Thai", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 14% 10%, rgba(255, 61, 24, .18), transparent 30rem),
    radial-gradient(circle at 86% 28%, rgba(111, 232, 255, .08), transparent 24rem),
    linear-gradient(180deg, #060505, #100b09 46%, #060505);
  line-height: 1.7;
}
body.lock { overflow: hidden; }
body.page-home { --hero-image: url("images/homepage/homepage1.png"); }
body.page-free { --hero-image: url("images/homepage/homepage2.webp"); }
body.page-articles { --hero-image: url("images/brand-bg.webp"); }
body.page-promotions { --hero-image: url("images/homepage/homepage3.webp"); }
body.page-contact { --hero-image: url("images/homepage/homepage3.webp"); }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.container { width: min(var(--max), calc(100% - 32px)); margin: 0 auto; }
.skip-link { position: absolute; left: -999px; top: 0; }
.skip-link:focus { left: 16px; top: 16px; z-index: 100; background: #fff; color: #000; padding: 8px 12px; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--line);
  background: rgba(6, 5, 5, .78);
  backdrop-filter: blur(18px);
}
.nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { width: 144px; height: auto; }
.brand small { color: var(--muted); display: block; line-height: 1.2; }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a { color: var(--muted); padding: 10px 12px; border-radius: 999px; font-weight: 700; font-size: .95rem; }
.nav-links a:hover, .nav-links a.active { color: #fff; background: rgba(255, 61, 24, .18); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.menu-btn { display: none; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 8px; background: rgba(255,255,255,.06); color: #fff; }
.menu-btn span { display: block; width: 18px; height: 2px; margin: 4px auto; background: currentColor; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 18px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-weight: 900;
  letter-spacing: 0;
  cursor: pointer;
}
.btn-primary {
  color: #160400;
  background: linear-gradient(135deg, var(--gold), #fff1b4 44%, var(--red));
  box-shadow: 0 14px 34px rgba(255, 61, 24, .32);
}
.btn-secondary { color: #fff; border-color: rgba(255, 255, 255, .24); background: rgba(255,255,255,.08); }
.btn-line { color: #06140b; background: linear-gradient(135deg, #59ff92, #b8ffd0); }
.hero {
  position: relative;
  min-height: 680px;
  display: grid;
  align-items: end;
  overflow: hidden;
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(0,0,0,.92), rgba(0,0,0,.48) 48%, rgba(0,0,0,.72)),
    linear-gradient(0deg, var(--bg), rgba(0,0,0,.04) 34%),
    var(--hero-image) center/cover no-repeat;
  z-index: -2;
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 38%;
  background: linear-gradient(0deg, var(--bg), transparent);
  z-index: -1;
}
.hero-content { padding: 126px 0 82px; max-width: 760px; }
.eyebrow { color: var(--gold); font-weight: 900; text-transform: uppercase; font-size: .86rem; letter-spacing: .08em; }
h1, h2, h3 { line-height: 1.18; margin: 0 0 14px; letter-spacing: 0; }
h1 { font-size: clamp(2.5rem, 7vw, 5.8rem); max-width: 900px; }
h2 { font-size: clamp(1.8rem, 4vw, 3.2rem); }
h3 { font-size: 1.35rem; }
p { margin: 0 0 16px; color: var(--muted); }
.lead { font-size: clamp(1.05rem, 2vw, 1.32rem); max-width: 720px; color: #eee3d9; }
.hero-actions, .cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 34px; max-width: 720px; }
.stat { border: 1px solid var(--line); background: rgba(10,8,7,.68); padding: 16px; border-radius: 8px; }
.stat strong { display: block; color: #fff; font-size: 1.5rem; }
.section { padding: 78px 0; }
.section.tight { padding-top: 38px; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 30px; }
.section-head p { max-width: 650px; }
.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.025));
  overflow: hidden;
}
.card-body { padding: 22px; }
.card img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; background: #170c09; }
.feature-card { padding: 24px; min-height: 100%; }
.feature-card .mark { width: 44px; height: 44px; border-radius: 8px; display: grid; place-items: center; color: #190400; font-weight: 900; background: linear-gradient(135deg, var(--gold), var(--cyan)); margin-bottom: 18px; }
.split { display: grid; grid-template-columns: 1.02fr .98fr; gap: 34px; align-items: center; }
.media-stack { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.media-stack img { border-radius: 8px; border: 1px solid var(--line); aspect-ratio: 1 / 1; object-fit: cover; }
.media-stack img:first-child { grid-row: span 2; aspect-ratio: auto; height: 100%; }
.band {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(255,61,24,.22), rgba(246,184,75,.12), rgba(111,232,255,.08)),
    rgba(255,255,255,.03);
}
.steps { counter-reset: step; }
.step { position: relative; padding: 24px 24px 24px 74px; }
.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 24px;
  top: 24px;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: #170400;
  font-weight: 900;
  background: var(--gold);
}
.article-card h3 { min-height: 3.2em; }
.meta { color: var(--gold); font-size: .9rem; font-weight: 800; margin-bottom: 10px; }
.article-page { max-width: 840px; }
.article-page .hero-image { width: 100%; border-radius: 8px; border: 1px solid var(--line); margin: 28px 0; aspect-ratio: 16 / 9; object-fit: cover; }
.article-page h2 { font-size: 1.8rem; margin-top: 34px; }
.toc { padding: 20px; border: 1px solid var(--line); border-radius: 8px; background: rgba(255,255,255,.05); margin: 24px 0; }
.toc a { display: block; color: var(--muted); padding: 6px 0; }
.promo {
  position: relative;
  min-height: 100%;
  padding: 26px;
}
.promo strong { color: #fff; font-size: 2.4rem; line-height: 1; display: block; margin: 12px 0; }
.faq-item { border-top: 1px solid var(--line); }
.faq-question { width: 100%; padding: 20px 0; display: flex; justify-content: space-between; gap: 16px; color: #fff; background: transparent; border: 0; text-align: left; font: inherit; font-weight: 900; cursor: pointer; }
.faq-answer { display: none; padding-bottom: 20px; }
.faq-item.open .faq-answer { display: block; }
.contact-box { padding: 28px; }
.contact-link { display: flex; justify-content: space-between; align-items: center; gap: 18px; padding: 18px; border: 1px solid var(--line); border-radius: 8px; margin-top: 12px; background: rgba(255,255,255,.05); }
.footer { border-top: 1px solid var(--line); padding: 42px 0; background: #050404; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 24px; }
.footer a { color: var(--muted); display: block; margin: 6px 0; }
.legal { margin-top: 24px; color: #968c84; font-size: .9rem; border-top: 1px solid var(--line); padding-top: 18px; }
.floating-cta { position: fixed; right: 18px; bottom: 18px; z-index: 40; display: flex; flex-direction: column; gap: 10px; }
.floating-cta .btn { box-shadow: 0 12px 26px rgba(0,0,0,.36); }
@media (max-width: 980px) {
  .nav-links {
    position: fixed;
    inset: 76px 0 auto 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    background: rgba(6,5,5,.98);
    border-bottom: 1px solid var(--line);
  }
  .nav-links.open { display: flex; }
  .nav-links a { border-radius: 8px; }
  .menu-btn { display: block; }
  .desktop-only { display: none; }
  .grid-4, .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .container { width: min(100% - 24px, var(--max)); }
  .brand small, .nav-actions .btn-secondary { display: none; }
  .brand img { width: 118px; }
  .hero { min-height: 650px; }
  .hero-content { padding: 92px 0 72px; }
  .stats, .grid-2, .grid-3, .grid-4, .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
  .section-head { display: block; }
  .media-stack { grid-template-columns: 1fr; }
  .floating-cta { left: 12px; right: 12px; flex-direction: row; }
  .floating-cta .btn { flex: 1; padding-inline: 10px; }
}