/* =========================================================
 * Lakiwin Registration - Layout CSS
 * All custom classes use the s8f1- prefix.
 * Palette: #FFB3FF (accent pink) | #0F0F23 (deep bg) | #D3D3D3 (light text)
 * Mobile-first, max-width 430px baseline.
 * ========================================================= */

:root {
  --s8f1-primary: #FFB3FF;
  --s8f1-bg: #0F0F23;
  --s8f1-text: #D3D3D3;
  --s8f1-accent: #FFB3FF;
  --s8f1-accent-soft: rgba(255, 179, 255, 0.14);
  --s8f1-surface: #1a1a3a;
  --s8f1-surface-2: #232352;
  --s8f1-border: rgba(255, 179, 255, 0.22);
  --s8f1-radius: 14px;
  --s8f1-shadow: 0 6px 22px rgba(0, 0, 0, 0.45);
  --s8f1-gradient: linear-gradient(135deg, #FFB3FF 0%, #d57af5 100%);
  --s8f1-header-h: 62px;
  --s8f1-bottom-h: 60px;
}

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

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

body {
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  background: var(--s8f1-bg);
  background-image: radial-gradient(circle at 20% 0%, rgba(255, 179, 255, 0.10), transparent 45%),
                    radial-gradient(circle at 80% 10%, rgba(120, 90, 200, 0.10), transparent 55%);
  color: var(--s8f1-text);
  font-size: 1.5rem;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { color: var(--s8f1-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.s8f1-container { width: 100%; max-width: 430px; margin: 0 auto; padding: 0 14px; position: relative; }
.s8f1-wrapper { width: 100%; }

/* ===================== Header ===================== */
.s8f1-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--s8f1-header-h);
  background: rgba(15, 15, 35, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--s8f1-border);
}
.s8f1-header-inner {
  max-width: 430px; margin: 0 auto; height: 100%;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 14px;
}
.s8f1-brand { display: flex; align-items: center; gap: 8px; color: #fff; font-weight: 700; font-size: 1.7rem; }
.s8f1-brand img { width: 28px; height: 28px; border-radius: 7px; }
.s8f1-brand span { color: var(--s8f1-primary); }

.s8f1-header-actions { display: flex; align-items: center; gap: 8px; }

.s8f1-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 16px; border-radius: 30px; border: none; cursor: pointer;
  font-size: 1.3rem; font-weight: 600; transition: transform .15s ease, box-shadow .2s ease;
  font-family: inherit;
}
.s8f1-btn:hover { transform: translateY(-1px); text-decoration: none; }
.s8f1-btn-primary { background: var(--s8f1-gradient); color: #0F0F23; box-shadow: 0 4px 14px rgba(255, 179, 255, 0.35); }
.s8f1-btn-ghost { background: transparent; color: var(--s8f1-primary); border: 1px solid var(--s8f1-border); }
.s8f1-btn-block { display: flex; width: 100%; justify-content: center; padding: 12px 20px; font-size: 1.45rem; }

.s8f1-burger {
  width: 40px; height: 40px; display: flex; flex-direction: column; justify-content: center; align-items: center;
  gap: 4px; background: transparent; border: 1px solid var(--s8f1-border); border-radius: 10px; cursor: pointer;
}
.s8f1-burger span { display: block; width: 18px; height: 2px; background: var(--s8f1-primary); transition: .2s; }
.s8f1-burger.s8f1-active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.s8f1-burger.s8f1-active span:nth-child(2) { opacity: 0; }
.s8f1-burger.s8f1-active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ===================== Mobile Drawer ===================== */
.s8f1-menu-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,0.55); opacity: 0; visibility: hidden;
  z-index: 9998; transition: opacity .2s ease;
}
.s8f1-menu-backdrop.s8f1-show { opacity: 1; visibility: visible; }
.s8f1-mobile-menu {
  position: fixed; top: 0; right: -82%; width: 78%; height: 100vh; z-index: 9999;
  background: var(--s8f1-surface); padding: 80px 20px 30px;
  transform: translateX(0); transition: transform .25s ease;
  overflow-y: auto;
}
.s8f1-mobile-menu:not(.s8f1-open) { right: -100%; }
.s8f1-mobile-menu h4 { color: #fff; margin: 18px 0 8px; font-size: 1.4rem; letter-spacing: 1px; text-transform: uppercase; }
.s8f1-mobile-menu a {
  display: block; padding: 12px 14px; margin-bottom: 6px; color: var(--s8f1-text);
  border-radius: 10px; background: rgba(255,255,255,0.03); border: 1px solid transparent; font-size: 1.4rem;
}
.s8f1-mobile-menu a:hover { background: var(--s8f1-accent-soft); border-color: var(--s8f1-border); text-decoration: none; }

/* ===================== Main content ===================== */
.s8f1-main { padding-top: var(--s8f1-header-h); }

/* ===================== Hero / Carousel ===================== */
.s8f1-carousel { position: relative; overflow: hidden; border-radius: var(--s8f1-radius); margin: 14px 0; box-shadow: var(--s8f1-shadow); }
.s8f1-carousel-track { display: flex; transition: transform .45s ease; }
.s8f1-slide { min-width: 100%; position: relative; }
.s8f1-slide img { width: 100%; height: 190px; object-fit: cover; }
.s8f1-slide-caption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 24px 16px 14px; color: #fff;
  background: linear-gradient(transparent, rgba(15,15,35,0.85));
}
.s8f1-slide-caption h2 { font-size: 1.8rem; color: var(--s8f1-primary); margin-bottom: 4px; }
.s8f1-slide-caption p { font-size: 1.25rem; color: #fff; }
.s8f1-carousel-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 32px; height: 32px; border-radius: 50%; background: rgba(0,0,0,0.45); color: #fff;
  display: flex; align-items: center; justify-content: center; cursor: pointer; font-size: 1.4rem;
}
.s8f1-carousel-prev { left: 8px; }
.s8f1-carousel-next { right: 8px; }
.s8f1-carousel-dots { display: flex; justify-content: center; gap: 6px; padding: 8px 0; }
.s8f1-carousel-dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.25); cursor: pointer; }
.s8f1-carousel-dot.s8f1-active { background: var(--s8f1-primary); width: 18px; border-radius: 4px; }

/* ===================== Sections ===================== */
.s8f1-section { padding: 18px 0; }
.s8f1-section-title {
  display: flex; align-items: center; gap: 8px; margin-bottom: 12px;
  font-size: 1.6rem; color: #fff; font-weight: 700;
}
.s8f1-section-title::before {
  content: ''; width: 4px; height: 18px; background: var(--s8f1-gradient); border-radius: 3px;
}
.s8f1-section-title .s8f1-link { margin-left: auto; font-size: 1.25rem; color: var(--s8f1-primary); }

.s8f1-h1 { font-size: 2rem; color: #fff; line-height: 1.3; margin: 10px 0 6px; }
.s8f1-h1 b { color: var(--s8f1-primary); }
.s8f1-subtitle { color: var(--s8f1-text); font-size: 1.35rem; margin-bottom: 8px; }

.s8f1-p { margin-bottom: 10px; color: var(--s8f1-text); }

/* ===================== Filter chips ===================== */
.s8f1-filter-bar { display: flex; gap: 8px; overflow-x: auto; padding: 4px 0 10px; }
.s8f1-chip {
  flex: 0 0 auto; padding: 7px 14px; border-radius: 20px; font-size: 1.25rem;
  background: var(--s8f1-surface); color: var(--s8f1-text); border: 1px solid transparent; cursor: pointer;
  white-space: nowrap;
}
.s8f1-chip.s8f1-active { background: var(--s8f1-accent-soft); color: var(--s8f1-primary); border-color: var(--s8f1-border); }

/* ===================== Game grid ===================== */
.s8f1-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.s8f1-game-card {
  background: var(--s8f1-surface); border-radius: 12px; overflow: hidden; cursor: pointer;
  border: 1px solid rgba(255,255,255,0.04); transition: transform .15s ease, box-shadow .2s ease;
  position: relative;
}
.s8f1-game-card:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(255,179,255,0.18); }
.s8f1-game-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; background: #20204a; }
.s8f1-game-card .s8f1-game-name {
  padding: 6px 8px; font-size: 1.15rem; color: #fff; text-align: center; line-height: 1.2;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.s8f1-game-card::after {
  content: 'Play'; position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: rgba(15,15,35,0.7); color: var(--s8f1-primary); font-weight: 700; font-size: 1.4rem;
  opacity: 0; transition: opacity .15s ease;
}
.s8f1-game-card:hover::after { opacity: 1; }
.s8f1-hidden { display: none !important; }

/* ===================== Feature / Info cards ===================== */
.s8f1-card {
  background: var(--s8f1-surface); border-radius: var(--s8f1-radius); padding: 16px;
  border: 1px solid rgba(255,179,255,0.08); box-shadow: var(--s8f1-shadow);
}
.s8f1-card h3 { color: #fff; font-size: 1.5rem; margin-bottom: 8px; }
.s8f1-card p { color: var(--s8f1-text); font-size: 1.3rem; }
.s8f1-card .s8f1-link-row { margin-top: 10px; display: flex; flex-wrap: wrap; gap: 6px; }
.s8f1-card .s8f1-link-row a { font-size: 1.2rem; color: var(--s8f1-primary); }
.s8f1-text-link { color: var(--s8f1-primary); font-weight: 600; }
.s8f1-text-link:hover { text-decoration: underline; }

/* ===================== FAQ ===================== */
.s8f1-faq-item {
  background: var(--s8f1-surface); border: 1px solid rgba(255,255,255,0.05);
  border-radius: 10px; padding: 12px 14px; margin-bottom: 10px;
}
.s8f1-faq-item h4 { color: var(--s8f1-primary); font-size: 1.35rem; margin-bottom: 6px; }
.s8f1-faq-item p { color: var(--s8f1-text); font-size: 1.3rem; }

/* ===================== Stats ===================== */
.s8f1-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.s8f1-stat {
  background: var(--s8f1-surface); border-radius: 12px; padding: 14px; text-align: center;
  border: 1px solid rgba(255,179,255,0.08);
}
.s8f1-stat .s8f1-num { display: block; color: var(--s8f1-primary); font-size: 2rem; font-weight: 700; }
.s8f1-stat .s8f1-lbl { color: var(--s8f1-text); font-size: 1.2rem; }

/* ===================== Testimonials ===================== */
.s8f1-testimonial {
  background: var(--s8f1-surface); border-radius: 12px; padding: 14px; margin-bottom: 10px;
  border-left: 3px solid var(--s8f1-primary);
}
.s8f1-testimonial .s8f1-stars { color: #FFD56B; font-size: 1.2rem; margin-bottom: 4px; }
.s8f1-testimonial p { color: var(--s8f1-text); font-size: 1.25rem; font-style: italic; margin-bottom: 6px; }
.s8f1-testimonial .s8f1-author { color: #fff; font-size: 1.2rem; font-weight: 600; }

/* ===================== Payment / winner list ===================== */
.s8f1-pay-row { display: flex; flex-wrap: wrap; gap: 8px; }
.s8f1-pay {
  flex: 1 1 calc(33.33% - 8px); background: var(--s8f1-surface); border-radius: 10px;
  padding: 10px; text-align: center; color: #fff; font-size: 1.15rem; border: 1px solid rgba(255,255,255,0.05);
}
.s8f1-winner {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--s8f1-surface); padding: 8px 12px; border-radius: 8px; margin-bottom: 6px; font-size: 1.25rem;
}
.s8f1-winner span:first-child { color: #fff; }
.s8f1-winner span:last-child { color: var(--s8f1-primary); font-weight: 700; }

/* ===================== Footer ===================== */
.s8f1-footer {
  background: #08081a; padding: 24px 0 92px; border-top: 1px solid var(--s8f1-border); margin-top: 18px;
}
.s8f1-footer-inner { max-width: 430px; margin: 0 auto; padding: 0 14px; }
.s8f1-footer-brand { color: #fff; font-weight: 700; font-size: 1.6rem; margin-bottom: 6px; }
.s8f1-footer-brand span { color: var(--s8f1-primary); }
.s8f1-footer p { color: var(--s8f1-text); font-size: 1.25rem; margin-bottom: 12px; }
.s8f1-footer-links { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0 14px; }
.s8f1-footer-links a {
  flex: 1 1 calc(50% - 4px); background: var(--s8f1-surface); border: 1px solid var(--s8f1-border);
  padding: 8px 10px; border-radius: 8px; color: #fff; font-size: 1.2rem; text-align: center;
}
.s8f1-footer-links a:hover { background: var(--s8f1-accent-soft); text-decoration: none; }
.s8f1-footer-copy { color: var(--s8f1-text); font-size: 1.15rem; text-align: center; margin-top: 12px; }

/* ===================== Bottom nav ===================== */
.s8f1-bottom-nav {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 1000;
  height: var(--s8f1-bottom-h); background: rgba(8, 8, 26, 0.97);
  backdrop-filter: blur(12px); border-top: 1px solid var(--s8f1-border);
  display: flex; justify-content: space-around; align-items: center;
  padding: 4px 0;
}
.s8f1-bottom-nav-btn {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2px; min-width: 60px; min-height: 56px; background: transparent; border: none; cursor: pointer;
  color: var(--s8f1-text); font-size: 1rem; transition: color .15s ease, transform .15s ease;
  font-family: inherit;
}
.s8f1-bottom-nav-btn .material-icons,
.s8f1-bottom-nav-btn ion-icon,
.s8f1-bottom-nav-btn i { font-size: 22px; }
.s8f1-bottom-nav-btn:hover { color: var(--s8f1-primary); transform: translateY(-1px); }
.s8f1-bottom-nav-btn.s8f1-current { color: var(--s8f1-primary); }
.s8f1-bottom-nav-btn.s8f1-current::after {
  content: ''; width: 22px; height: 2px; background: var(--s8f1-gradient); border-radius: 2px; margin-top: 2px;
}

/* ===================== Back to top ===================== */
.s8f1-to-top {
  position: fixed; right: 14px; bottom: calc(var(--s8f1-bottom-h) + 12px); z-index: 999;
  width: 42px; height: 42px; border-radius: 50%; background: var(--s8f1-gradient); color: #0F0F23;
  display: flex; align-items: center; justify-content: center; cursor: pointer; border: none;
  opacity: 0; visibility: hidden; transition: opacity .2s ease, transform .2s ease;
  font-size: 1.6rem; box-shadow: 0 4px 14px rgba(255,179,255,0.35);
}
.s8f1-to-top.s8f1-show { opacity: 1; visibility: visible; }

/* ===================== Responsive ===================== */
@media (min-width: 768px) {
  .s8f1-bottom-nav { display: none; }
  .s8f1-to-top { bottom: 18px; }
  .s8f1-footer { padding-bottom: 30px; }
  .s8f1-container { max-width: 760px; }
  .s8f1-header-inner { max-width: 760px; }
  .s8f1-footer-inner { max-width: 760px; }
  .s8f1-grid { grid-template-columns: repeat(5, 1fr); }
  .s8f1-slide img { height: 300px; }
}
@media (max-width: 768px) {
  .s8f1-main { padding-bottom: 80px; }
}