/* ============================================================
 * theme-1bd7.css - Shared styles for kunwin.click
 * Prefix: s1bd-  |  Mobile-first, max 430px primary.
 * Palette: #00E5FF | #333333 | #808080 | #4DB6AC | #0097A7 | #E5E5E5
 * Dark backgrounds, light text, cyan/teal accents.
 * ============================================================ */

:root {
  --s1bd-primary: #00E5FF;
  --s1bd-secondary: #0097A7;
  --s1bd-accent: #4DB6AC;
  --s1bd-bg: #333333;
  --s1bd-bg-deep: #1f2a2e;
  --s1bd-bg-card: #2b3438;
  --s1bd-text: #E5E5E5;
  --s1bd-text-muted: #808080;
  --s1bd-border: rgba(0, 229, 255, 0.18);
  --s1bd-radius: 1.4rem;
  --s1bd-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.35);
  --s1bd-gradient: linear-gradient(135deg, #0097A7 0%, #00E5FF 100%);
  --s1bd-header-h: 6.4rem;
}

/* ---------- Reset ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 62.5%; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: "Segoe UI", "Inter", system-ui, -apple-system, Arial, sans-serif;
  background: var(--s1bd-bg-deep);
  color: var(--s1bd-text);
  line-height: 1.5rem;
  font-size: 1.5rem;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--s1bd-primary); text-decoration: none; }
ul { list-style: none; }

/* ---------- Layout helpers ---------- */
.s1bd-wrapper { width: 100%; max-width: 430px; margin: 0 auto; position: relative; }
.s1bd-container { width: 100%; padding: 0 1.2rem; }
.s1bd-section { padding: 2.4rem 1.2rem; }
.s1bd-section-alt { background: var(--s1bd-bg); }

/* ---------- Header ---------- */
.s1bd-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(31, 42, 46, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--s1bd-border);
  box-shadow: var(--s1bd-shadow);
}
.s1bd-header-inner {
  max-width: 430px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: var(--s1bd-header-h); padding: 0 1.2rem;
}
.s1bd-logo { display: flex; align-items: center; gap: 0.7rem; color: var(--s1bd-text); font-weight: 700; font-size: 1.7rem; }
.s1bd-logo img { width: 3rem; height: 3rem; border-radius: 0.7rem; }
.s1bd-logo .s1bd-logo-accent { color: var(--s1bd-primary); }
.s1bd-header-actions { display: flex; align-items: center; gap: 0.7rem; }
.s1bd-menu-btn {
  background: transparent; border: 1px solid var(--s1bd-border);
  color: var(--s1bd-primary); width: 4rem; height: 4rem; border-radius: 0.9rem;
  font-size: 2rem; display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: background 0.2s, transform 0.2s;
}
.s1bd-menu-btn:hover, .s1bd-menu-btn.app1bd-active { background: var(--s1bd-secondary); transform: scale(1.04); }

/* ---------- Buttons ---------- */
.s1bd-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  border: none; cursor: pointer; font-weight: 700; border-radius: 1rem;
  padding: 0.85rem 1.4rem; font-size: 1.35rem; min-height: 4rem;
  transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s; text-align: center;
}
.s1bd-btn:active { transform: scale(0.96); }
.s1bd-btn-primary { background: var(--s1bd-gradient); color: #0a1a1c; box-shadow: 0 0.6rem 1.6rem rgba(0, 229, 255, 0.35); }
.s1bd-btn-primary:hover { opacity: 0.92; }
.s1bd-btn-outline { background: transparent; color: var(--s1bd-primary); border: 1.5px solid var(--s1bd-primary); }
.s1bd-btn-ghost { background: var(--s1bd-bg-card); color: var(--s1bd-text); border: 1px solid var(--s1bd-border); }
.s1bd-btn-sm { padding: 0.55rem 0.9rem; font-size: 1.2rem; min-height: 3.2rem; }
.s1bd-btn-block { width: 100%; }
.s1bd-text-link {
  color: var(--s1bd-primary); font-weight: 700; cursor: pointer;
  text-decoration: underline; text-underline-offset: 2px;
}

/* ---------- Mobile menu drawer ---------- */
.s1bd-mobile-menu {
  position: fixed; top: var(--s1bd-header-h); left: 0; right: 0; z-index: 9999;
  background: var(--s1bd-bg-deep);
  border-bottom: 1px solid var(--s1bd-border);
  max-height: 0; overflow: hidden; transition: max-height 0.32s ease;
}
.s1bd-mobile-menu.app1bd-menu-open { max-height: 32rem; overflow-y: auto; box-shadow: var(--s1bd-shadow); }
.s1bd-mobile-menu-inner { max-width: 430px; margin: 0 auto; padding: 1rem 1.2rem 1.6rem; }
.s1bd-mobile-menu a {
  display: block; padding: 1rem 1rem; color: var(--s1bd-text);
  border-radius: 0.8rem; font-weight: 600; font-size: 1.35rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
.s1bd-mobile-menu a:hover { background: var(--s1bd-bg-card); color: var(--s1bd-primary); }
.s1bd-mobile-menu a i { margin-right: 0.8rem; color: var(--s1bd-accent); width: 2rem; text-align: center; }

/* ---------- Main content spacing ---------- */
.s1bd-main { padding-top: calc(var(--s1bd-header-h) + 0.6rem); padding-bottom: 8rem; }

/* ---------- Carousel ---------- */
.s1bd-carousel { position: relative; border-radius: 0 0 1.6rem 1.6rem; overflow: hidden; }
.s1bd-carousel-viewport { overflow: hidden; border-radius: 1.6rem; }
.s1bd-carousel-track { display: flex; transition: transform 0.52s ease; }
.s1bd-slide { min-width: 100%; position: relative; cursor: pointer; }
.s1bd-slide img { width: 100%; height: 19rem; object-fit: cover; border-radius: 1.6rem; }
.s1bd-slide-overlay {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 1.6rem 1.2rem 1.2rem;
  background: linear-gradient(to top, rgba(0,0,0,0.78), rgba(0,0,0,0));
}
.s1bd-slide-overlay h3 { color: var(--s1bd-primary); font-size: 1.6rem; font-weight: 700; }
.s1bd-slide-overlay p { color: var(--s1bd-text); font-size: 1.2rem; margin-top: 0.2rem; }
.s1bd-carousel-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(0,0,0,0.45); color: #fff; border: none; width: 3.2rem; height: 3.2rem;
  border-radius: 50%; font-size: 1.6rem; cursor: pointer; z-index: 5;
}
.s1bd-prev { left: 0.8rem; } .s1bd-next { right: 0.8rem; }
.s1bd-dots { position: absolute; bottom: 0.8rem; left: 0; right: 0; display: flex; justify-content: center; gap: 0.5rem; z-index: 5; }
.s1bd-dot { width: 0.8rem; height: 0.8rem; border-radius: 50%; background: rgba(255,255,255,0.4); border: none; cursor: pointer; }
.s1bd-dot.app1bd-dot-active { background: var(--s1bd-primary); width: 1.8rem; border-radius: 0.6rem; }

/* ---------- Hero / H1 ---------- */
.s1bd-hero { padding: 2rem 1.2rem 0.8rem; text-align: center; }
.s1bd-hero h1 { font-size: 2.3rem; line-height: 1.35; color: var(--s1bd-text); font-weight: 800; }
.s1bd-hero h1 span { color: var(--s1bd-primary); }
.s1bd-hero p { color: var(--s1bd-text-muted); margin-top: 0.8rem; font-size: 1.3rem; }
.s1bd-hero-actions { display: flex; gap: 0.8rem; justify-content: center; margin-top: 1.4rem; }

/* ---------- Section headers ---------- */
.s1bd-section-title { font-size: 1.8rem; font-weight: 800; margin-bottom: 0.4rem; color: var(--s1bd-text); }
.s1bd-section-title span { color: var(--s1bd-primary); }
.s1bd-section-sub { color: var(--s1bd-text-muted); font-size: 1.2rem; margin-bottom: 1.4rem; }
.s1bd-section-title i { color: var(--s1bd-accent); margin-right: 0.5rem; }

/* ---------- Category tabs ---------- */
.s1bd-cat-tabs { display: flex; gap: 0.6rem; overflow-x: auto; padding: 0.4rem 0 1.2rem; -webkit-overflow-scrolling: touch; }
.s1bd-cat-tabs::-webkit-scrollbar { display: none; }
.s1bd-cat-tab {
  white-space: nowrap; padding: 0.6rem 1.1rem; border-radius: 2rem;
  background: var(--s1bd-bg-card); color: var(--s1bd-text); font-size: 1.2rem; font-weight: 600;
  border: 1px solid var(--s1bd-border); cursor: pointer;
}
.s1bd-cat-tab.app1bd-cat-tab-active { background: var(--s1bd-gradient); color: #0a1a1c; border-color: transparent; }

/* ---------- Game grid ---------- */
.s1bd-game-group { margin-bottom: 2.4rem; }
.s1bd-game-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem;
}
.s1bd-game-card {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  background: var(--s1bd-bg-card); border-radius: 1rem; padding: 0.7rem 0.4rem;
  border: 1px solid var(--s1bd-border); cursor: pointer; transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.s1bd-game-card:hover { transform: translateY(-0.3rem); border-color: var(--s1bd-primary); box-shadow: 0 0.4rem 1.2rem rgba(0, 229, 255, 0.18); }
.s1bd-game-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 0.8rem; }
.s1bd-game-card .s1bd-game-name { margin-top: 0.4rem; font-size: 1.05rem; color: var(--s1bd-text); line-height: 1.25; font-weight: 600; min-height: 2.6rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.s1bd-game-badge { font-size: 0.95rem; color: var(--s1bd-primary); font-weight: 700; }

/* ---------- Cards / info blocks ---------- */
.s1bd-card {
  background: var(--s1bd-bg-card); border-radius: var(--s1bd-radius); padding: 1.6rem;
  border: 1px solid var(--s1bd-border); box-shadow: var(--s1bd-shadow); margin-bottom: 1.4rem;
}
.s1bd-card h2 { font-size: 1.6rem; color: var(--s1bd-text); margin-bottom: 0.8rem; }
.s1bd-card h2 span { color: var(--s1bd-primary); }
.s1bd-card h3 { font-size: 1.35rem; color: var(--s1bd-accent); margin: 1rem 0 0.4rem; }
.s1bd-card p { color: var(--s1bd-text-muted); font-size: 1.3rem; line-height: 1.7; margin-bottom: 0.8rem; }
.s1bd-card p .s1bd-text-link { color: var(--s1bd-primary); font-weight: 700; }
.s1bd-card ul { margin: 0.6rem 0 0.8rem 1.2rem; }
.s1bd-card ul li { color: var(--s1bd-text-muted); font-size: 1.25rem; line-height: 1.7; list-style: disc; margin-bottom: 0.3rem; }
.s1bd-card ul li strong { color: var(--s1bd-text); }
.s1bd-step-list { counter-reset: step; }
.s1bd-step-list li { position: relative; padding-left: 3rem; list-style: none; margin-bottom: 1rem; }
.s1bd-step-list li::before {
  counter-increment: step; content: counter(step);
  position: absolute; left: 0; top: 0; width: 2.2rem; height: 2.2rem;
  background: var(--s1bd-gradient); color: #0a1a1c; border-radius: 50%;
  font-weight: 700; font-size: 1.2rem; display: flex; align-items: center; justify-content: center;
}

/* ---------- Feature grid ---------- */
.s1bd-feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.9rem; }
.s1bd-feature { background: var(--s1bd-bg-card); border-radius: 1.1rem; padding: 1.2rem; text-align: center; border: 1px solid var(--s1bd-border); }
.s1bd-feature i { font-size: 2.4rem; color: var(--s1bd-primary); margin-bottom: 0.4rem; }
.s1bd-feature .material-icons { font-size: 2.4rem; }
.s1bd-feature h3 { font-size: 1.25rem; color: var(--s1bd-text); margin-bottom: 0.3rem; }
.s1bd-feature p { font-size: 1.1rem; color: var(--s1bd-text-muted); line-height: 1.5; }

/* ---------- Testimonials ---------- */
.s1bd-testimonial { background: var(--s1bd-bg-card); border-radius: 1rem; padding: 1.2rem; border: 1px solid var(--s1bd-border); margin-bottom: 0.8rem; }
.s1bd-testimonial-head { display: flex; align-items: center; gap: 0.7rem; margin-bottom: 0.5rem; }
.s1bd-testimonial-avatar { width: 3.2rem; height: 3.2rem; border-radius: 50%; background: var(--s1bd-gradient); color: #0a1a1c; font-weight: 700; display: flex; align-items: center; justify-content: center; font-size: 1.3rem; }
.s1bd-testimonial-name { font-weight: 700; color: var(--s1bd-text); font-size: 1.25rem; }
.s1bd-testimonial-stars { color: #FFC107; font-size: 1.1rem; }
.s1bd-testimonial p { color: var(--s1bd-text-muted); font-size: 1.2rem; line-height: 1.6; }

/* ---------- Payment row ---------- */
.s1bd-payment-row { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.s1bd-payment-chip { background: var(--s1bd-bg-card); border: 1px solid var(--s1bd-border); color: var(--s1bd-text); padding: 0.6rem 1rem; border-radius: 0.8rem; font-size: 1.15rem; font-weight: 600; display: flex; align-items: center; gap: 0.4rem; }
.s1bd-payment-chip i { color: var(--s1bd-accent); }

/* ---------- Winners ---------- */
.s1bd-winner { display: flex; align-items: center; justify-content: space-between; padding: 0.8rem 1rem; background: var(--s1bd-bg-card); border-radius: 0.8rem; margin-bottom: 0.6rem; border: 1px solid var(--s1bd-border); }
.s1bd-winner .s1bd-winner-name { color: var(--s1bd-text); font-weight: 600; font-size: 1.2rem; }
.s1bd-winner .s1bd-winner-amount { color: var(--s1bd-primary); font-weight: 800; font-size: 1.3rem; }
.s1bd-winner .s1bd-winner-game { color: var(--s1bd-text-muted); font-size: 1.05rem; }

/* ---------- RTP table ---------- */
.s1bd-rtp-table { width: 100%; border-collapse: collapse; font-size: 1.2rem; }
.s1bd-rtp-table th, .s1bd-rtp-table td { padding: 0.7rem 0.6rem; text-align: left; border-bottom: 1px solid var(--s1bd-border); }
.s1bd-rtp-table th { color: var(--s1bd-accent); font-weight: 700; }
.s1bd-rtp-table td { color: var(--s1bd-text-muted); }
.s1bd-rtp-table td.s1bd-rtp-high { color: var(--s1bd-primary); font-weight: 700; }

/* ---------- App CTA ---------- */
.s1bd-app-cta { background: linear-gradient(135deg, #0097A7 0%, #00E5FF 120%); border-radius: var(--s1bd-radius); padding: 1.6rem; text-align: center; color: #0a1a1c; }
.s1bd-app-cta h2 { color: #0a1a1c; font-size: 1.7rem; margin-bottom: 0.4rem; }
.s1bd-app-cta p { color: rgba(10,26,28,0.85); font-size: 1.25rem; margin-bottom: 1rem; }
.s1bd-app-cta .s1bd-btn { background: #0a1a1c; color: var(--s1bd-primary); }

/* ---------- Play Now CTA strip ---------- */
.s1bd-play-strip { background: var(--s1bd-bg-card); border: 1px solid var(--s1bd-primary); border-radius: var(--s1bd-radius); padding: 1.4rem; display: flex; align-items: center; gap: 1rem; margin-bottom: 1.6rem; }
.s1bd-play-strip .s1bd-play-icon { font-size: 2.6rem; color: var(--s1bd-primary); }
.s1bd-play-strip .s1bd-play-text { flex: 1; }
.s1bd-play-strip .s1bd-play-text strong { display: block; color: var(--s1bd-text); font-size: 1.35rem; }
.s1bd-play-strip .s1bd-play-text span { color: var(--s1bd-text-muted); font-size: 1.15rem; }

/* ---------- Footer ---------- */
.s1bd-footer { background: var(--s1bd-bg-deep); border-top: 1px solid var(--s1bd-border); padding: 2.4rem 1.2rem 10rem; }
.s1bd-footer-inner { max-width: 430px; margin: 0 auto; }
.s1bd-footer-brand { color: var(--s1bd-text-muted); font-size: 1.25rem; line-height: 1.7; margin-bottom: 1.2rem; }
.s1bd-footer-brand strong { color: var(--s1bd-primary); }
.s1bd-footer-links { display: flex; flex-wrap: wrap; gap: 0.6rem 1.2rem; margin-bottom: 1.2rem; }
.s1bd-footer-links a { color: var(--s1bd-text); font-size: 1.15rem; text-decoration: underline; text-underline-offset: 2px; }
.s1bd-footer-promos { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 1.2rem; }
.s1bd-footer-copy { color: var(--s1bd-text-muted); font-size: 1.1rem; border-top: 1px solid rgba(255,255,255,0.05); padding-top: 1rem; }

/* ---------- Mobile bottom nav ---------- */
.s1bd-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(31, 42, 46, 0.98);
  border-top: 1px solid var(--s1bd-border);
  display: flex; justify-content: space-around; align-items: center;
  height: 6rem; padding: 0.3rem 0;
  box-shadow: 0 -0.4rem 1.6rem rgba(0,0,0,0.4);
}
.s1bd-nav-item {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-width: 6rem; min-height: 5.4rem; background: transparent; border: none;
  color: var(--s1bd-text-muted); font-size: 1rem; font-weight: 600; cursor: pointer;
  transition: color 0.2s, transform 0.2s; gap: 0.2rem;
}
.s1bd-nav-item i, .s1bd-nav-item .material-icons { font-size: 2.2rem; transition: transform 0.2s, color 0.2s; }
.s1bd-nav-item:active { transform: scale(0.92); }
.s1bd-nav-item:hover { color: var(--s1bd-primary); }
.s1bd-nav-item:hover i, .s1bd-nav-item:hover .material-icons { transform: translateY(-0.2rem); color: var(--s1bd-primary); }
.s1bd-nav-item.s1bd-nav-current { color: var(--s1bd-primary); }
.s1bd-nav-item.s1bd-nav-current i, .s1bd-nav-item.s1bd-nav-current .material-icons { color: var(--s1bd-primary); }
.s1bd-nav-promo { position: relative; }
.s1bd-nav-promo::after { content: "HOT"; position: absolute; top: 0.2rem; right: 1.1rem; background: #ff3b3b; color: #fff; font-size: 0.78rem; padding: 0.05rem 0.4rem; border-radius: 0.5rem; font-weight: 700; }

/* ---------- Reveal animation ---------- */
.s1bd-reveal { opacity: 0; transform: translateY(1.6rem); transition: opacity 0.55s ease, transform 0.55s ease; }
.app1bd-visible { opacity: 1; transform: translateY(0); }

/* ---------- Desktop (hidden bottom nav + widened shell) ---------- */
@media (min-width: 769px) {
  .s1bd-bottom-nav { display: none; }
  .s1bd-wrapper, .s1bd-header-inner, .s1bd-footer-inner, .s1bd-mobile-menu-inner { max-width: 760px; }
  body { background: #182024; }
  .s1bd-main { padding-bottom: 3rem; }
  .s1bd-footer { padding-bottom: 2.4rem; }
  .s1bd-game-grid { grid-template-columns: repeat(6, 1fr); }
  .s1bd-feature-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- Tablet bridge ---------- */
@media (min-width: 431px) and (max-width: 768px) {
  .s1bd-wrapper { max-width: 430px; }
  .s1bd-bottom-nav { display: flex; max-width: 430px; left: 50%; transform: translateX(-50%); }
}

@media (max-width: 768px) {
  .s1bd-main { padding-bottom: 8rem; }
}

@media (max-width: 360px) {
  .s1bd-game-grid { grid-template-columns: repeat(2, 1fr); }
  .s1bd-hero h1 { font-size: 2rem; }
}