/* ============================================================
   f8bes.click - Common Stylesheet
   Class prefix: vb80-
   Palette: #0A0A0A bg | #F8F8FF text | #7B68EE primary | #BBBBBB muted
   Mobile-first, container capped at max-width: 430px.
   English comments only.
   ============================================================ */

:root {
  --vb80-bg: #0A0A0A;
  --vb80-bg-2: #141221;
  --vb80-bg-3: #1d1832;
  --vb80-text: #F8F8FF;
  --vb80-muted: #BBBBBB;
  --vb80-primary: #7B68EE;
  --vb80-primary-2: #9b87f5;
  --vb80-accent: #FFD166;
  --vb80-danger: #FF6B6B;
  --vb80-line: rgba(187, 187, 187, 0.18);
  --vb80-radius: 14px;
  --vb80-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
}

/* ---- Reset ---- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 62.5%; -webkit-text-size-adjust: 100%; }
body {
  font-family: "Be Vietnam Pro", "Segoe UI", system-ui, -apple-system, sans-serif;
  background: radial-gradient(1200px 600px at 50% -10%, #1b1535 0%, var(--vb80-bg) 55%);
  color: var(--vb80-text);
  font-size: 1.5rem;
  line-height: 1.5rem * 1.55;
  min-height: 100vh;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ---- Layout primitives ---- */
.vb80-wrapper {
  width: 100%;
  max-width: 430px;
  margin: 0 auto;
  position: relative;
  background: linear-gradient(180deg, #0d0b18 0%, #08060c 100%);
  min-height: 100vh;
  box-shadow: var(--vb80-shadow);
}
.vb80-container { width: 100%; max-width: 430px; padding: 0 14px; }
main { padding-bottom: 96px; }
section { padding: 22px 0; }

/* ---- Header ---- */
.vb80-header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(10, 10, 14, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--vb80-line);
}
.vb80-header-row {
  display: flex; align-items: center; gap: 6px;
  min-height: 58px; padding: 8px 10px;
  flex-wrap: wrap;
}
.vb80-header-row > .vb80-btn { padding: 7px 9px; font-size: 1.2rem; min-height: 34px; }
.vb80-header-cta { max-width: 64px; white-space: nowrap; }
.vb80-logo { display: flex; align-items: center; gap: 8px; flex: 1; min-width: 0; }
.vb80-logo img { width: 28px; height: 28px; border-radius: 8px; }
.vb80-logo b { font-size: 1.8rem; color: var(--vb80-text); letter-spacing: .3px; }
.vb80-logo b span { color: var(--vb80-primary); }

.vb80-btn {
  border: 0; border-radius: 10px; cursor: pointer;
  font-weight: 700; font-size: 1.35rem; padding: 8px 14px;
  transition: transform .15s ease, filter .15s ease;
  min-height: 38px; display: inline-flex; align-items: center; gap: 6px;
}
.vb80-btn:active { transform: scale(0.94); }
.vb80-btn-register {
  background: linear-gradient(135deg, var(--vb80-primary), var(--vb80-primary-2));
  color: #fff; box-shadow: 0 4px 14px rgba(123, 104, 238, .55);
}
.vb80-btn-login {
  background: transparent; color: var(--vb80-text);
  border: 1px solid var(--vb80-line);
}
.vb80-menu-btn {
  background: transparent; color: var(--vb80-text);
  border: 1px solid var(--vb80-line); border-radius: 10px;
  width: 40px; height: 40px; font-size: 1.7rem; display: inline-flex;
  align-items: center; justify-content: center; cursor: pointer;
}

/* ---- Mobile menu drawer ---- */
.vb80-mobile-menu {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: 84%; max-width: 340px;
  background: #0b0913; z-index: 9999;
  transform: translateX(110%); transition: transform .28s ease;
  padding: 22px 18px; overflow-y: auto;
  border-left: 1px solid var(--vb80-line);
  box-shadow: -10px 0 30px rgba(0,0,0,.5);
}
.vb80-mobile-menu.vb80-menu-open { transform: translateX(0); }
.vb80-menu-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.vb80-menu-head b { font-size: 1.7rem; }
.vb80-menu-close { background: transparent; color: var(--vb80-text); border: 0; font-size: 2rem; cursor: pointer; }
.vb80-mobile-menu a {
  display: block; padding: 12px 12px; border-radius: 10px;
  color: var(--vb80-text); font-size: 1.45rem; margin-bottom: 4px;
  border: 1px solid transparent;
}
.vb80-mobile-menu a:active { background: var(--vb80-bg-3); border-color: var(--vb80-line); }
.vb80-mobile-menu a i { color: var(--vb80-primary); margin-right: 8px; }
.vb80-menu-cta { margin-top: 14px; display: flex; gap: 8px; }
.vb80-menu-cta .vb80-btn { flex: 1; justify-content: center; }

/* ---- Carousel ---- */
.vb80-carousel { position: relative; border-radius: var(--vb80-radius); overflow: hidden; margin: 12px 0 4px; }
.vb80-carousel-slide {
  display: none; cursor: pointer; position: relative;
}
.vb80-carousel-slide img { width: 100%; height: 180px; object-fit: cover; }
.vb80-carousel-slide.vb80-slide-active { display: block; }
.vb80-carousel-cap {
  position: absolute; left: 14px; bottom: 12px; right: 14px;
  background: linear-gradient(transparent, rgba(0,0,0,.65));
  color: #fff; font-weight: 700; font-size: 1.5rem;
}
.vb80-carousel-cap small { display: block; font-weight: 400; color: var(--vb80-muted); font-size: 1.2rem; }
.vb80-carousel-dots { display: flex; gap: 6px; justify-content: center; padding: 8px 0 4px; }
.vb80-carousel-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--vb80-line); cursor: pointer; }
.vb80-carousel-dot.vb80-dot-active { background: var(--vb80-primary); width: 22px; border-radius: 5px; }

/* ---- Headings / titles ---- */
.vb80-section-title {
  display: flex; align-items: center; gap: 8px;
  font-size: 1.7rem; font-weight: 800; margin: 18px 0 10px;
  color: var(--vb80-text);
}
.vb80-section-title i { color: var(--vb80-primary); }
.vb80-section-title em { font-style: normal; color: var(--vb80-primary); }
.vb80-section-sub { color: var(--vb80-muted); font-size: 1.3rem; margin-bottom: 10px; }
.vb80-h1 {
  font-size: 2.1rem; line-height: 2.55rem; font-weight: 800;
  margin: 8px 0 10px; letter-spacing: .2px;
}
.vb80-h1 span { color: var(--vb80-primary); }

/* ---- Grid / cards ---- */
.vb80-grid {
  display: grid; gap: 10px;
  grid-template-columns: repeat(3, 1fr);
}
.vb80-grid.vb80-grid-2 { grid-template-columns: repeat(2, 1fr); }
.vb80-grid.vb80-grid-4 { grid-template-columns: repeat(4, 1fr); }
.vb80-card {
  background: var(--vb80-bg-2);
  border: 1px solid var(--vb80-line);
  border-radius: 12px; padding: 8px;
  display: flex; flex-direction: column; gap: 4px;
  align-items: center; text-align: center;
  cursor: pointer; transition: transform .15s ease, border-color .15s ease;
}
.vb80-card:active { transform: scale(0.96); border-color: var(--vb80-primary); }
.vb80-card img { width: 100%; height: 70px; object-fit: cover; border-radius: 8px; background: #15121f; }
.vb80-card-name { font-size: 1.15rem; color: var(--vb80-muted); line-height: 1.35rem; min-height: 2.7rem; overflow: hidden; }
.vb80-card-tag {
  position: relative;
}
.vb80-card-tag .vb80-tag {
  position: absolute; top: 4px; left: 4px;
  background: rgba(123,104,238,.9); color: #fff;
  font-size: 1rem; padding: 2px 6px; border-radius: 6px;
}

/* ---- Promo CTA ---- */
.vb80-cta {
  background: linear-gradient(135deg, #2a2150, #7B68EE);
  border-radius: var(--vb80-radius); padding: 16px;
  text-align: center; color: #fff;
  box-shadow: 0 8px 22px rgba(123,104,238,.4);
  margin: 16px 0;
}
.vb80-cta h3 { font-size: 1.7rem; margin-bottom: 4px; }
.vb80-cta p { color: #ece8ff; font-size: 1.3rem; margin-bottom: 10px; }
.vb80-cta .vb80-btn { background: #fff; color: #5b4ad6; }
.vb80-link {
  color: var(--vb80-primary-2); font-weight: 700; text-decoration: underline;
  cursor: pointer;
}

/* ---- Generic content blocks ---- */
.vb80-prose p { margin-bottom: 10px; color: #e9e7f2; font-size: 1.4rem; }
.vb80-prose h2 { font-size: 1.7rem; margin: 14px 0 6px; color: var(--vb80-text); }
.vb80-prose h3 { font-size: 1.5rem; margin: 12px 0 4px; color: var(--vb80-primary-2); }
.vb80-feature-row {
  display: flex; gap: 10px; align-items: flex-start;
  background: var(--vb80-bg-2); border: 1px solid var(--vb80-line);
  border-radius: 10px; padding: 10px; margin-bottom: 8px;
}
.vb80-feature-row i { color: var(--vb80-primary); font-size: 1.9rem; margin-top: 2px; }
.vb80-feature-row b { display: block; font-size: 1.4rem; margin-bottom: 2px; }
.vb80-feature-row span { color: var(--vb80-muted); font-size: 1.25rem; line-height: 1.7rem; }

/* ---- RTP table ---- */
.vb80-rtp-table { width: 100%; border-collapse: collapse; font-size: 1.3rem; }
.vb80-rtp-table th, .vb80-rtp-table td {
  padding: 8px; border-bottom: 1px solid var(--vb80-line); text-align: left;
}
.vb80-rtp-table th { color: var(--vb80-primary-2); font-size: 1.2rem; }
.vb80-rtp-table td span { color: var(--vb80-accent); font-weight: 700; }

/* ---- Winners list ---- */
.vb80-winners {
  background: var(--vb80-bg-2); border: 1px solid var(--vb80-line);
  border-radius: 12px; padding: 10px;
}
.vb80-winner-row {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 0; border-bottom: 1px dashed var(--vb80-line);
  font-size: 1.25rem;
}
.vb80-winner-row:last-child { border-bottom: 0; }
.vb80-winner-avatar i { color: var(--vb80-primary); font-size: 1.7rem; }
.vb80-winner-name { font-weight: 700; color: var(--vb80-accent); }
.vb80-winner-game { color: var(--vb80-muted); margin-left: auto; text-align: right; font-size: 1.1rem; }

/* ---- Testimonials ---- */
.vb80-quote {
  background: var(--vb80-bg-2); border-left: 3px solid var(--vb80-primary);
  padding: 10px 12px; border-radius: 8px; margin-bottom: 8px;
}
.vb80-quote b { color: var(--vb80-text); font-size: 1.35rem; }
.vb80-quote p { color: var(--vb80-muted); font-size: 1.25rem; margin-top: 3px; }
.vb80-quote .stars { color: var(--vb80-accent); font-size: 1.1rem; }

/* ---- Payment / partners ---- */
.vb80-payment-row { display: flex; flex-wrap: wrap; gap: 8px; }
.vb80-pay-chip {
  background: var(--vb80-bg-2); border: 1px solid var(--vb80-line);
  border-radius: 10px; padding: 8px 10px; font-size: 1.2rem;
  display: inline-flex; align-items: center; gap: 5px; color: var(--vb80-muted);
}
.vb80-pay-chip i { color: var(--vb80-primary); }

/* ---- Achievements ---- */
.vb80-stat-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 8px; }
.vb80-stat {
  background: linear-gradient(135deg, #1a1530, #2a2150);
  border-radius: 10px; padding: 10px; text-align: center;
  border: 1px solid var(--vb80-line);
}
.vb80-stat b { display: block; font-size: 1.9rem; color: var(--vb80-accent); }
.vb80-stat span { color: var(--vb80-muted); font-size: 1.15rem; }

/* ---- FAQ list ---- */
.vb80-faq-item {
  background: var(--vb80-bg-2); border-radius: 10px; padding: 10px;
  margin-bottom: 8px; border: 1px solid var(--vb80-line);
}
.vb80-faq-item b { color: var(--vb80-primary-2); display: block; margin-bottom: 4px; font-size: 1.35rem; }
.vb80-faq-item p { color: #dcd9e8; font-size: 1.25rem; line-height: 1.7rem; }

/* ---- Category highlight ---- */
.vb80-cat-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: 30px; font-size: 1.2rem;
  background: var(--vb80-bg-3); color: var(--vb80-text); border: 1px solid var(--vb80-line);
  margin: 0 6px 6px 0;
}
.vb80-cat-pill i { color: var(--vb80-primary); }

/* ---- Footer ---- */
.vb80-footer {
  background: #07060c; border-top: 1px solid var(--vb80-line);
  padding: 22px 14px 28px; color: var(--vb80-muted);
}
.vb80-footer-brand { font-size: 1.3rem; line-height: 1.9rem; margin-bottom: 12px; }
.vb80-footer-brand b { color: var(--vb80-primary); }
.vb80-footer-links {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px;
}
.vb80-footer-links a {
  flex: 1 1 45%; background: var(--vb80-bg-2); border: 1px solid var(--vb80-line);
  padding: 8px 10px; border-radius: 8px; font-size: 1.2rem; color: var(--vb80-text);
  text-align: center;
}
.vb80-footer-links a i { color: var(--vb80-primary); margin-right: 4px; }
.vb80-footer-copy { font-size: 1.1rem; color: #777; text-align: center; margin-top: 10px; }

/* ---- Bottom navigation (mobile only) ---- */
.vb80-bottomnav {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 1000;
  max-width: 430px; margin: 0 auto;
  height: 62px;
  background: rgba(8, 7, 12, 0.97);
  border-top: 1px solid var(--vb80-line);
  display: flex; justify-content: space-around; align-items: stretch;
  backdrop-filter: blur(8px);
}
.vb80-bottomnav-btn {
  flex: 1; min-width: 60px; min-height: 60px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  color: var(--vb80-muted); font-size: 1.05rem; gap: 2px;
  background: transparent; border: 0; cursor: pointer;
  transition: color .15s ease, transform .15s ease;
}
.vb80-bottomnav-btn i, .vb80-bottomnav-btn .material-icons,
.vb80-bottomnav-btn ion-icon { font-size: 22px; }
.vb80-bottomnav-btn:active { transform: scale(0.9); }
.vb80-bottomnav-btn.vb80-nav-current { color: var(--vb80-primary); }
.vb80-bottomnav-btn.vb80-nav-promo { color: var(--vb80-accent); }
.vb80-bottomnav-btn.vb80-nav-promo i { color: var(--vb80-accent); }

/* ---- Reveal animation ---- */
.vb80-reveal { opacity: 0; transform: translateY(14px); transition: opacity .4s ease, transform .4s ease; }
.vb80-reveal.vb80-visible { opacity: 1; transform: translateY(0); }

/* ---- Desktop: hide bottom nav, widen wrapper ---- */
@media (min-width: 769px) {
  .vb80-bottomnav { display: none; }
  main { padding-bottom: 30px; }
  .vb80-header-row { height: 64px; }
}

/* ---- Small phone safety ---- */
@media (max-width: 360px) {
  .vb80-grid { grid-template-columns: repeat(2, 1fr); }
  .vb80-h1 { font-size: 1.9rem; }
}