/* ============================================================
 * betso88 sign up - Core Stylesheet
 * Prefix: sfa7-
 * Palette: #FF4500 / #6F4E37 / #262626 / #F8F9FA / #FF0000 / #F5DEB3
 * Mobile-first, max 430px design width.
 * ============================================================ */

:root {
  --sfa7-primary: #FF4500;
  --sfa7-primary-dark: #c93b00;
  --sfa7-secondary: #6F4E37;
  --sfa7-bg: #262626;
  --sfa7-bg-soft: #2f2a26;
  --sfa7-bg-card: #322c28;
  --sfa7-text: #F8F9FA;
  --sfa7-text-soft: #d4cfc9;
  --sfa7-text-muted: #a89f97;
  --sfa7-accent: #FF0000;
  --sfa7-gold: #F5DEB3;
  --sfa7-gold-deep: #e8c98a;
  --sfa7-border: rgba(245, 222, 179, 0.18);
  --sfa7-shadow: 0 4px 18px rgba(0, 0, 0, 0.45);
  --sfa7-radius: 12px;
  --sfa7-radius-lg: 18px;
  --sfa7-header-h: 60px;
  --sfa7-bottom-h: 62px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 62.5%; scroll-behavior: smooth; }

body {
  font-family: "Segoe UI", "Helvetica Neue", Roboto, Arial, sans-serif;
  font-size: 1.5rem;
  line-height: 1.5rem;
  color: var(--sfa7-text);
  background: var(--sfa7-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

a { color: var(--sfa7-gold); text-decoration: none; }
a:hover { color: var(--sfa7-primary); }
img { max-width: 100%; display: block; }

.sfa7-container { width: 100%; max-width: 430px; margin: 0 auto; padding: 0 12px; }

main { padding-bottom: 80px; }

/* ===================== Header ===================== */
.sfa7-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: linear-gradient(90deg, #1f1c1a 0%, #2f2a26 100%);
  border-bottom: 2px solid var(--sfa7-primary);
  box-shadow: 0 2px 10px rgba(0,0,0,0.35);
  transition: box-shadow 0.25s ease;
}
.sfa7-header-scrolled { box-shadow: 0 4px 18px rgba(0,0,0,0.6); }
.sfa7-header-inner {
  max-width: 430px; margin: 0 auto; padding: 0 10px;
  height: var(--sfa7-header-h);
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
}
.sfa7-logo {
  display: flex; align-items: center; gap: 8px; color: var(--sfa7-gold);
  font-weight: 700; font-size: 1.6rem; flex-shrink: 0;
}
.sfa7-logo img { width: 30px; height: 30px; border-radius: 6px; }
.sfa7-logo .sfa7-logo-text { white-space: nowrap; }

.sfa7-header-actions { display: flex; align-items: center; gap: 6px; }
.sfa7-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 14px; border-radius: 999px;
  font-weight: 700; font-size: 1.25rem; min-height: 36px; min-width: 44px;
  cursor: pointer; border: none; text-transform: uppercase; letter-spacing: 0.3px;
  transition: transform 0.18s ease, filter 0.18s ease, background 0.18s ease;
}
.sfa7-btn:active { transform: scale(0.95); }
.sfa7-btn-primary { background: linear-gradient(135deg, var(--sfa7-primary), #ff7a3d); color: #fff; }
.sfa7-btn-primary:hover { filter: brightness(1.08); }
.sfa7-btn-ghost { background: rgba(245,222,179,0.12); color: var(--sfa7-gold); border: 1px solid var(--sfa7-border); }
.sfa7-btn-ghost:hover { background: rgba(245,222,179,0.22); }
.sfa7-btn-block { width: 100%; padding: 12px 14px; font-size: 1.4rem; min-height: 46px; }
.sfa7-btn-lg { padding: 12px 22px; font-size: 1.5rem; min-height: 48px; }

.sfa7-icon-btn {
  width: 38px; height: 38px; border-radius: 50%;
  background: rgba(245,222,179,0.1); color: var(--sfa7-gold);
  border: 1px solid var(--sfa7-border);
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer;
}
.sfa7-icon-btn:active { transform: scale(0.9); }

/* ===================== Mobile Menu ===================== */
.sfa7-mobile-menu {
  position: fixed; top: var(--sfa7-header-h); left: 0; right: 0; z-index: 9999;
  background: var(--sfa7-bg-soft);
  max-height: 0; overflow: hidden; opacity: 0;
  transition: max-height 0.3s ease, opacity 0.25s ease;
  border-bottom: 1px solid var(--sfa7-border);
}
.sfa7-menu-open { max-height: 80vh; opacity: 1; overflow-y: auto; box-shadow: var(--sfa7-shadow); }
.sfa7-mobile-menu .sfa7-menu-list { list-style: none; padding: 8px 16px 16px; }
.sfa7-mobile-menu .sfa7-menu-list li a {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 8px; color: var(--sfa7-text-soft);
  border-bottom: 1px dashed rgba(245,222,179,0.08); font-size: 1.45rem;
}
.sfa7-mobile-menu .sfa7-menu-list li a:hover { color: var(--sfa7-primary); padding-left: 14px; }
.sfa7-mobile-menu .sfa7-menu-cta { padding: 12px 16px 16px; display: flex; gap: 8px; }

/* ===================== Hero / Carousel ===================== */
.sfa7-hero { margin-top: var(--sfa7-header-h); padding: 10px 0 4px; }
.sfa7-carousel { position: relative; border-radius: var(--sfa7-radius-lg); overflow: hidden; box-shadow: var(--sfa7-shadow); }
.sfa7-carousel-track { display: flex; transition: transform 0.5s ease; }
.sfa7-carousel-slide { min-width: 100%; position: relative; }
.sfa7-carousel-slide img { width: 100%; height: 180px; object-fit: cover; }
.sfa7-carousel-slide .sfa7-slide-overlay {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 14px;
  background: linear-gradient(to top, rgba(0,0,0,0.85), rgba(0,0,0,0));
  color: #fff;
}
.sfa7-slide-overlay h2 { font-size: 1.8rem; line-height: 2rem; margin-bottom: 4px; color: var(--sfa7-gold); }
.sfa7-slide-overlay p { font-size: 1.25rem; line-height: 1.5rem; color: var(--sfa7-text-soft); }
.sfa7-carousel-dots { display: flex; justify-content: center; gap: 6px; padding: 8px 0; }
.sfa7-carousel-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(245,222,179,0.35); border: none; cursor: pointer; transition: all 0.2s;
}
.sfa7-dot-active { background: var(--sfa7-primary); width: 22px; border-radius: 4px; }

/* ===================== Section ===================== */
.sfa7-section { padding: 18px 0; }
.sfa7-section-title {
  display: flex; align-items: center; gap: 8px;
  font-size: 1.7rem; line-height: 2rem; color: var(--sfa7-gold);
  margin-bottom: 10px; padding-left: 10px;
  border-left: 4px solid var(--sfa7-primary);
}
.sfa7-section-title i { color: var(--sfa7-primary); }
.sfa7-section-sub { color: var(--sfa7-text-muted); font-size: 1.3rem; margin-bottom: 12px; padding-left: 14px; }
.sfa7-text { color: var(--sfa7-text-soft); line-height: 2.2rem; font-size: 1.4rem; }
.sfa7-text p { margin-bottom: 8px; }
.sfa7-text strong { color: var(--sfa7-primary); }
.sfa7-text a { color: var(--sfa7-gold); border-bottom: 1px dashed var(--sfa7-gold-deep); }
.sfa7-text a:hover { color: var(--sfa7-primary); border-color: var(--sfa7-primary); }

/* ===================== Category Tabs ===================== */
.sfa7-cat-tabs {
  display: flex; gap: 6px; overflow-x: auto; padding: 4px 0 10px;
  scrollbar-width: none;
}
.sfa7-cat-tabs::-webkit-scrollbar { display: none; }
.sfa7-cat-tab {
  flex: 0 0 auto; padding: 7px 14px; border-radius: 999px;
  background: var(--sfa7-bg-card); color: var(--sfa7-text-soft);
  font-size: 1.25rem; border: 1px solid var(--sfa7-border); cursor: pointer;
  white-space: nowrap; transition: all 0.2s;
}
.sfa7-cat-tab:hover { color: var(--sfa7-gold); }
.sfa7-cat-active { background: var(--sfa7-primary); color: #fff; border-color: var(--sfa7-primary); }

/* ===================== Game Grid ===================== */
.sfa7-game-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px;
}
.sfa7-game-card {
  background: var(--sfa7-bg-card); border-radius: var(--sfa7-radius);
  overflow: hidden; border: 1px solid var(--sfa7-border);
  transition: transform 0.2s, box-shadow 0.2s; cursor: pointer;
}
.sfa7-game-card:hover { transform: translateY(-3px); box-shadow: 0 6px 16px rgba(255,69,0,0.25); border-color: var(--sfa7-primary); }
.sfa7-game-card img { width: 100%; height: 88px; object-fit: cover; background: #1a1815; }
.sfa7-game-card .sfa7-game-name {
  padding: 6px 6px 8px; font-size: 1.1rem; line-height: 1.4rem;
  color: var(--sfa7-text-soft); text-align: center;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

/* ===================== Info / Feature cards ===================== */
.sfa7-card {
  background: var(--sfa7-bg-card); border-radius: var(--sfa7-radius);
  padding: 14px; margin-bottom: 10px; border: 1px solid var(--sfa7-border);
}
.sfa7-card h3 { color: var(--sfa7-gold); font-size: 1.5rem; line-height: 1.8rem; margin-bottom: 6px; }
.sfa7-card p { color: var(--sfa7-text-soft); font-size: 1.3rem; line-height: 2rem; }
.sfa7-card .sfa7-card-icon { color: var(--sfa7-primary); font-size: 1.8rem; margin-bottom: 6px; }
.sfa7-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.sfa7-grid-2 .sfa7-card { margin-bottom: 0; }

/* ===================== List ===================== */
.sfa7-list { list-style: none; padding: 0; }
.sfa7-list li {
  position: relative; padding: 8px 8px 8px 26px;
  color: var(--sfa7-text-soft); font-size: 1.35rem; line-height: 1.8rem;
  border-bottom: 1px dashed rgba(245,222,179,0.08);
}
.sfa7-list li:before {
  content: "\f00c"; font-family: "Font Awesome 6 Free"; font-weight: 900;
  position: absolute; left: 6px; top: 8px; color: var(--sfa7-primary); font-size: 1.1rem;
}

/* ===================== FAQ ===================== */
.sfa7-faq-item {
  background: var(--sfa7-bg-card); border-radius: var(--sfa7-radius);
  padding: 10px 12px; margin-bottom: 8px; border: 1px solid var(--sfa7-border);
}
.sfa7-faq-item h3 { color: var(--sfa7-gold); font-size: 1.4rem; line-height: 1.7rem; margin-bottom: 4px; }
.sfa7-faq-item p { color: var(--sfa7-text-soft); font-size: 1.3rem; line-height: 1.8rem; }

/* ===================== RTP table ===================== */
.sfa7-rtp-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 10px; background: var(--sfa7-bg-card); border-radius: 8px;
  margin-bottom: 6px; font-size: 1.25rem; border-left: 3px solid var(--sfa7-primary);
}
.sfa7-rtp-row .sfa7-rtp-name { color: var(--sfa7-text-soft); flex: 1; }
.sfa7-rtp-row .sfa7-rtp-value {
  color: var(--sfa7-gold); font-weight: 700; background: rgba(245,222,179,0.12);
  padding: 2px 8px; border-radius: 6px;
}

/* ===================== Testimonial ===================== */
.sfa7-testimonial {
  background: var(--sfa7-bg-card); border-radius: var(--sfa7-radius);
  padding: 12px; margin-bottom: 8px; border-left: 3px solid var(--sfa7-gold);
}
.sfa7-testimonial .sfa7-t-user { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.sfa7-testimonial .sfa7-t-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: linear-gradient(135deg, var(--sfa7-primary), var(--sfa7-gold));
  display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; font-size: 1.2rem;
}
.sfa7-testimonial .sfa7-t-name { color: var(--sfa7-gold); font-size: 1.3rem; font-weight: 600; }
.sfa7-testimonial .sfa7-t-stars { color: #ffcf4d; font-size: 1.1rem; }
.sfa7-testimonial p { color: var(--sfa7-text-soft); font-size: 1.25rem; line-height: 1.7rem; }

/* ===================== Winner showcase ===================== */
.sfa7-winner {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px; background: var(--sfa7-bg-card); border-radius: 8px;
  margin-bottom: 6px; border-left: 3px solid var(--sfa7-gold);
  font-size: 1.25rem; color: var(--sfa7-text-soft);
}
.sfa7-winner .sfa7-w-amount { color: var(--sfa7-primary); font-weight: 700; margin-left: auto; }

/* ===================== Payment ===================== */
.sfa7-pay-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.sfa7-pay-item {
  background: var(--sfa7-bg-card); border-radius: 8px; padding: 8px 4px;
  text-align: center; border: 1px solid var(--sfa7-border); font-size: 1.1rem;
  color: var(--sfa7-text-soft);
}
.sfa7-pay-item i { font-size: 2rem; color: var(--sfa7-gold); display: block; margin-bottom: 2px; }

/* ===================== CTA Banner ===================== */
.sfa7-cta {
  background: linear-gradient(135deg, var(--sfa7-primary), #ff7a3d);
  border-radius: var(--sfa7-radius-lg); padding: 16px; text-align: center; color: #fff;
  box-shadow: 0 6px 18px rgba(255,69,0,0.35);
}
.sfa7-cta h3 { font-size: 1.7rem; margin-bottom: 4px; }
.sfa7-cta p { font-size: 1.3rem; margin-bottom: 10px; color: #fff5ee; }
.sfa7-cta .sfa7-btn { background: #fff; color: var(--sfa7-primary); }

/* ===================== App Download ===================== */
.sfa7-app-card {
  background: linear-gradient(135deg, #2f2a26, #3a322c); border-radius: var(--sfa7-radius-lg);
  padding: 14px; border: 1px solid var(--sfa7-border); display: flex; gap: 12px; align-items: center;
}
.sfa7-app-card .sfa7-app-info { flex: 1; }
.sfa7-app-card h3 { color: var(--sfa7-gold); font-size: 1.5rem; margin-bottom: 4px; }
.sfa7-app-card p { color: var(--sfa7-text-soft); font-size: 1.2rem; line-height: 1.6rem; }
.sfa7-app-card .sfa7-app-icon {
  font-size: 3.2rem; color: var(--sfa7-primary);
}

/* ===================== Footer ===================== */
.sfa7-footer {
  background: #1a1714; padding: 20px 0 12px;
  border-top: 2px solid var(--sfa7-primary); margin-top: 10px;
}
.sfa7-footer-brand { color: var(--sfa7-text-soft); font-size: 1.25rem; line-height: 1.8rem; margin-bottom: 12px; }
.sfa7-footer h4 { color: var(--sfa7-gold); font-size: 1.4rem; margin-bottom: 6px; }
.sfa7-footer-links { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.sfa7-footer-links a {
  background: var(--sfa7-bg-card); color: var(--sfa7-text-soft);
  padding: 4px 10px; border-radius: 6px; font-size: 1.15rem;
  border: 1px solid var(--sfa7-border);
}
.sfa7-footer-links a:hover { color: var(--sfa7-primary); border-color: var(--sfa7-primary); }
.sfa7-footer-sitemap { list-style: none; padding: 0; margin-bottom: 12px; }
.sfa7-footer-sitemap li { padding: 4px 0; }
.sfa7-footer-sitemap a { color: var(--sfa7-text-muted); font-size: 1.2rem; }
.sfa7-footer-sitemap a:hover { color: var(--sfa7-primary); }
.sfa7-footer-copy {
  border-top: 1px dashed var(--sfa7-border); padding-top: 10px; margin-top: 6px;
  color: var(--sfa7-text-muted); font-size: 1.15rem; text-align: center;
}

/* ===================== Mobile Bottom Nav ===================== */
.sfa7-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000;
  background: linear-gradient(180deg, #2f2a26 0%, #1a1714 100%);
  border-top: 2px solid var(--sfa7-primary);
  display: flex; justify-content: space-around; align-items: stretch;
  height: var(--sfa7-bottom-h);
  box-shadow: 0 -3px 12px rgba(0,0,0,0.4);
}
.sfa7-bottom-nav-item {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  color: var(--sfa7-text-muted); font-size: 1rem; gap: 2px;
  background: transparent; border: none; cursor: pointer;
  transition: color 0.2s, transform 0.2s; padding: 4px 2px; min-width: 60px;
  text-decoration: none;
}
.sfa7-bottom-nav-item i { font-size: 2.2rem; line-height: 1; }
.sfa7-bottom-nav-item .material-icons,
.sfa7-bottom-nav-item .bi { font-size: 2.2rem; line-height: 1; }
.sfa7-bottom-nav-item:hover { color: var(--sfa7-gold); }
.sfa7-bottom-nav-item:active { transform: scale(0.92); }
.sfa7-bottom-nav-item.sfa7-active { color: var(--sfa7-primary); }
.sfa7-bottom-nav-item.sfa7-nav-promo {
  color: var(--sfa7-gold);
}
.sfa7-bottom-nav-item.sfa7-nav-promo i { filter: drop-shadow(0 0 4px rgba(245,222,179,0.5)); }

/* ===================== Back to top ===================== */
.sfa7-top-btn {
  position: fixed; right: 14px; bottom: calc(var(--sfa7-bottom-h) + 14px); z-index: 999;
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--sfa7-primary); color: #fff; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center; font-size: 1.8rem;
  opacity: 0; transform: translateY(20px); pointer-events: none;
  transition: opacity 0.25s, transform 0.25s; box-shadow: var(--sfa7-shadow);
}
.sfa7-top-show { opacity: 1; transform: translateY(0); pointer-events: auto; }

/* ===================== Desktop ===================== */
@media (min-width: 769px) {
  .sfa7-bottom-nav { display: none; }
  .sfa7-top-btn { bottom: 24px; }
  .sfa7-container { max-width: 760px; }
  .sfa7-header-inner { max-width: 760px; }
  main { padding-bottom: 30px; }
  .sfa7-game-grid { grid-template-columns: repeat(5, 1fr); }
  .sfa7-pay-grid { grid-template-columns: repeat(6, 1fr); }
  .sfa7-grid-2 { grid-template-columns: repeat(3, 1fr); }
  .sfa7-carousel-slide img { height: 320px; }
}

@media (max-width: 360px) {
  .sfa7-game-grid { grid-template-columns: repeat(2, 1fr); }
  .sfa7-logo .sfa7-logo-text { font-size: 1.35rem; }
  .sfa7-btn { padding: 7px 10px; font-size: 1.15rem; }
}