/* ============================================================
 * pp881 main stylesheet - va5f- prefix namespace
 * Palette: #1A1A1A (bg) | #2C3E50 (primary) | #95A5A6 (text)
 * All custom classes use va5f- prefix for isolation
 * ============================================================ */

:root {
  --va5f-bg: #1A1A1A;
  --va5f-primary: #2C3E50;
  --va5f-text: #95A5A6;
  --va5f-light: #FFFFFF;
  --va5f-accent: #E74C3C;
  --va5f-gold: #F1C40F;
  --va5f-secondary: #34495E;
  --va5f-card-bg: #242424;
  --va5f-border: #333333;
  --va5f-radius: 8px;
  --va5f-header-h: 56px;
  --va5f-bottom-nav-h: 64px;
}

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

html {
  font-size: 62.5%;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--va5f-bg);
  color: var(--va5f-light);
  font-size: 1.6rem;
  line-height: 1.5;
  max-width: 430px;
  margin: 0 auto;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: var(--va5f-gold); text-decoration: none; }
button { font-family: inherit; }

/* ===== Header ===== */
.va5f-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: linear-gradient(180deg, #2C3E50 0%, #1A1A1A 100%);
  border-bottom: 1px solid var(--va5f-border);
  max-width: 430px; margin: 0 auto;
}
.va5f-header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 10px; height: var(--va5f-header-h); gap: 6px;
}
.va5f-logo {
  display: flex; align-items: center; gap: 6px;
  font-size: 1.9rem; font-weight: 800; color: var(--va5f-gold);
  letter-spacing: 0.5px;
}
.va5f-logo img { width: 30px; height: 30px; border-radius: 6px; object-fit: cover; }
.va5f-header-actions { display: flex; align-items: center; gap: 6px; }
.va5f-btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 7px 12px; border-radius: var(--va5f-radius);
  font-size: 1.25rem; font-weight: 700; min-height: 36px;
  border: none; cursor: pointer; transition: transform .15s, box-shadow .15s;
  white-space: nowrap;
}
.va5f-btn:active { transform: scale(0.95); }
.va5f-btn-register {
  background: linear-gradient(135deg, #E74C3C, #C0392B); color: #fff;
  box-shadow: 0 2px 8px rgba(231,76,60,0.4);
}
.va5f-btn-login {
  background: transparent; color: var(--va5f-gold);
  border: 1px solid var(--va5f-gold);
}
.va5f-menu-toggle {
  width: 40px; height: 40px; background: transparent;
  border: none; color: #fff; font-size: 20px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}

/* ===== Mobile menu drawer ===== */
.va5f-mobile-menu {
  position: fixed; top: 0; right: -82%; width: 82%; height: 100%;
  background: #141414; z-index: 9999; padding: 64px 14px 30px;
  transition: right .3s ease; overflow-y: auto;
}
.va5f-mobile-menu.va5f-menu-open { right: 0; }
.va5f-mobile-menu .va5f-menu-title {
  font-size: 1.5rem; color: var(--va5f-gold); font-weight: 800;
  margin: 14px 0 6px; padding-left: 6px;
  border-left: 3px solid var(--va5f-gold);
}
.va5f-mobile-menu a {
  display: block; padding: 12px 10px;
  color: var(--va5f-light); font-size: 1.4rem;
  border-bottom: 1px solid #2a2a2a; transition: background .15s;
}
.va5f-mobile-menu a:active { background: #1f1f1f; color: var(--va5f-gold); }
.va5f-menu-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6);
  z-index: 9998; opacity: 0; visibility: hidden;
  transition: opacity .3s;
}
.va5f-menu-overlay.va5f-overlay-active { opacity: 1; visibility: visible; }

/* ===== Main wrapper ===== */
.va5f-main { padding-top: var(--va5f-header-h); }
@media (max-width: 768px) { .va5f-main { padding-bottom: 80px; } }

/* ===== Carousel ===== */
.va5f-carousel {
  position: relative; width: 100%; overflow: hidden;
  background: #0d0d0d;
}
.va5f-carousel-track { position: relative; height: 190px; }
.va5f-slide {
  position: absolute; inset: 0; opacity: 0; transition: opacity .55s ease;
  cursor: pointer;
}
.va5f-slide.va5f-slide-active { opacity: 1; }
.va5f-slide img { width: 100%; height: 190px; object-fit: cover; }
.va5f-slide-caption {
  position: absolute; left: 12px; bottom: 14px;
  background: rgba(0,0,0,0.55); color: #fff;
  padding: 6px 10px; border-radius: 6px; font-size: 1.3rem; font-weight: 700;
}
.va5f-carousel-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(0,0,0,0.5); color: #fff; border: none;
  width: 34px; height: 34px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; z-index: 5; font-size: 16px;
}
.va5f-carousel-arrow:active { background: rgba(44,62,80,0.85); }
.va5f-carousel-prev { left: 6px; }
.va5f-carousel-next { right: 6px; }
.va5f-carousel-dots {
  position: absolute; bottom: 6px; left: 0; right: 0;
  display: flex; justify-content: center; gap: 5px;
}
.va5f-carousel-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: rgba(255,255,255,0.4); cursor: pointer; border: none; padding: 0;
}
.va5f-carousel-dot.va5f-dot-active { background: var(--va5f-gold); width: 16px; border-radius: 4px; }

/* ===== Section layout ===== */
.va5f-section { padding: 16px 12px; }
.va5f-section-title {
  font-size: 1.85rem; font-weight: 800; color: var(--va5f-gold);
  margin-bottom: 10px; display: flex; align-items: center; gap: 8px;
  border-left: 4px solid var(--va5f-gold); padding-left: 10px;
}
.va5f-section-title .material-icons,
.va5f-section-title i { font-size: 22px; }
.va5f-section-sub { font-size: 1.35rem; color: var(--va5f-text); margin-bottom: 12px; line-height: 1.6; }

/* ===== Category quick filter ===== */
.va5f-cat-filter {
  display: flex; gap: 7px; overflow-x: auto;
  padding: 10px 12px; background: #141414;
  position: sticky; top: var(--va5f-header-h); z-index: 90;
  -webkit-overflow-scrolling: touch;
}
.va5f-cat-filter::-webkit-scrollbar { display: none; }
.va5f-cat-filter a {
  white-space: nowrap; padding: 6px 13px; border-radius: 16px;
  background: #242424; color: var(--va5f-light); font-size: 1.25rem; font-weight: 600;
}
.va5f-cat-filter a:active { background: var(--va5f-primary); color: var(--va5f-gold); }

/* ===== Game grid ===== */
.va5f-game-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px;
}
.va5f-game-item {
  background: var(--va5f-card-bg); border-radius: var(--va5f-radius);
  padding: 7px; text-align: center; cursor: pointer;
  transition: transform .15s, border-color .15s; border: 1px solid var(--va5f-border);
  display: block;
}
.va5f-game-item:active { transform: translateY(-2px); border-color: var(--va5f-gold); }
.va5f-game-item img {
  width: 100%; aspect-ratio: 1; object-fit: cover;
  border-radius: 6px; margin-bottom: 5px;
}
.va5f-game-name {
  font-size: 1.15rem; color: var(--va5f-light); line-height: 1.25;
  overflow: hidden; display: -webkit-box;
  -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  min-height: 30px; font-weight: 600;
}

/* ===== Promo CTA banner ===== */
.va5f-promo-cta {
  background: linear-gradient(135deg, #2C3E50, #E74C3C);
  border-radius: 12px; padding: 18px; text-align: center;
  margin: 16px 12px; position: relative; overflow: hidden;
}
.va5f-promo-cta h3 { color: #fff; font-size: 1.7rem; margin-bottom: 6px; }
.va5f-promo-cta p { color: rgba(255,255,255,0.92); font-size: 1.3rem; margin-bottom: 12px; }
.va5f-promo-btn {
  display: inline-block; padding: 11px 28px;
  background: var(--va5f-gold); color: #1A1A1A;
  border-radius: 24px; font-weight: 800; font-size: 1.4rem; cursor: pointer;
  border: none;
}

/* ===== Info cards ===== */
.va5f-card {
  background: var(--va5f-card-bg); border-radius: var(--va5f-radius);
  padding: 14px; border: 1px solid var(--va5f-border); margin-bottom: 10px;
}
.va5f-card h3 {
  color: var(--va5f-gold); font-size: 1.55rem; margin-bottom: 8px;
  display: flex; align-items: center; gap: 8px;
}
.va5f-card p { color: var(--va5f-text); font-size: 1.35rem; line-height: 1.65; }
.va5f-card a { color: var(--va5f-gold); font-weight: 600; }

/* ===== Testimonials ===== */
.va5f-testimonial {
  background: var(--va5f-card-bg); border-left: 3px solid var(--va5f-gold);
  padding: 12px; border-radius: 6px; margin-bottom: 9px;
}
.va5f-testimonial .va5f-stars { color: var(--va5f-gold); font-size: 1.25rem; letter-spacing: 1px; }
.va5f-testimonial p { color: var(--va5f-light); font-size: 1.35rem; margin: 5px 0; line-height: 1.55; }
.va5f-testimonial .va5f-author { color: var(--va5f-text); font-size: 1.2rem; }

/* ===== Payment methods ===== */
.va5f-payment-row { display: flex; flex-wrap: wrap; gap: 7px; }
.va5f-payment-item {
  background: #fff; border-radius: 6px; padding: 6px 11px;
  font-size: 1.2rem; color: #2C3E50; font-weight: 700;
}

/* ===== Latest winners ===== */
.va5f-winner {
  display: flex; align-items: center; gap: 10px;
  background: var(--va5f-card-bg); padding: 9px; border-radius: 6px;
  margin-bottom: 7px; border: 1px solid var(--va5f-border);
}
.va5f-winner-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--va5f-primary); display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 1.3rem; flex-shrink: 0;
}
.va5f-winner-info { flex: 1; min-width: 0; }
.va5f-winner-name { font-size: 1.25rem; color: var(--va5f-light); font-weight: 600; }
.va5f-winner-game { font-size: 1.15rem; color: var(--va5f-text); }
.va5f-winner-amount { font-size: 1.35rem; color: var(--va5f-gold); font-weight: 800; }

/* ===== FAQ ===== */
.va5f-faq-item {
  background: var(--va5f-card-bg); border-radius: 6px;
  margin-bottom: 8px; overflow: hidden; border: 1px solid var(--va5f-border);
}
.va5f-faq-q {
  padding: 11px 12px; font-size: 1.35rem; font-weight: 700; color: var(--va5f-gold);
  cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 8px;
}
.va5f-faq-q .va5f-faq-icon { transition: transform .2s; font-size: 1.5rem; }
.va5f-faq-item.va5f-faq-open .va5f-faq-icon { transform: rotate(45deg); }
.va5f-faq-a {
  max-height: 0; overflow: hidden; transition: max-height .3s, padding .3s;
  padding: 0 12px; font-size: 1.3rem; color: var(--va5f-text); line-height: 1.6;
}
.va5f-faq-item.va5f-faq-open .va5f-faq-a { max-height: 320px; padding: 0 12px 12px; }

/* ===== App download CTA ===== */
.va5f-app-cta {
  background: linear-gradient(135deg, #2C3E50, #1A1A1A);
  border-radius: 12px; padding: 18px; text-align: center;
  border: 1px solid var(--va5f-primary);
}
.va5f-app-cta h3 { color: var(--va5f-gold); font-size: 1.7rem; margin-bottom: 6px; }
.va5f-app-cta p { color: var(--va5f-text); font-size: 1.3rem; margin-bottom: 12px; }
.va5f-app-btns { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.va5f-app-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 16px; background: #fff; color: #1A1A1A;
  border-radius: 8px; font-weight: 700; font-size: 1.25rem; cursor: pointer; border: none;
}

/* ===== Footer ===== */
.va5f-footer {
  background: #0d0d0d; padding: 22px 12px 100px;
  border-top: 1px solid var(--va5f-border);
}
.va5f-footer h4 {
  color: var(--va5f-gold); font-size: 1.4rem; margin-bottom: 8px;
  border-left: 3px solid var(--va5f-gold); padding-left: 8px;
}
.va5f-footer-brand { font-size: 1.3rem; color: var(--va5f-text); line-height: 1.65; margin-bottom: 14px; }
.va5f-footer-promo {
  display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 16px;
}
.va5f-footer-promo button {
  padding: 7px 13px; border-radius: 18px; border: none;
  background: linear-gradient(135deg, #E74C3C, #C0392B); color: #fff;
  font-weight: 700; font-size: 1.2rem; cursor: pointer;
}
.va5f-footer-links {
  display: grid; grid-template-columns: 1fr 1fr; gap: 6px 10px; margin-bottom: 14px;
}
.va5f-footer-links a {
  font-size: 1.25rem; color: var(--va5f-light); padding: 3px 0;
}
.va5f-footer-links a:active { color: var(--va5f-gold); }
.va5f-footer-copy {
  font-size: 1.15rem; color: #666; text-align: center;
  padding-top: 12px; border-top: 1px solid #1f1f1f;
}

/* ===== Bottom nav (5 buttons) ===== */
.va5f-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000;
  background: #141414; border-top: 1px solid var(--va5f-border);
  display: flex; justify-content: space-around; align-items: stretch;
  height: var(--va5f-bottom-nav-h);
  max-width: 430px; margin: 0 auto;
  box-shadow: 0 -2px 12px rgba(0,0,0,0.4);
}
.va5f-bottom-nav-btn {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: transparent; border: none; color: var(--va5f-text);
  font-size: 1.05rem; min-width: 60px; min-height: 60px;
  cursor: pointer; transition: color .2s, transform .15s;
  gap: 2px; text-decoration: none; padding: 4px 2px;
}
.va5f-bottom-nav-btn:active { transform: scale(0.9); }
.va5f-bottom-nav-btn .va5f-nav-icon { font-size: 22px; line-height: 1; }
.va5f-bottom-nav-btn .va5f-nav-icon.material-icons { font-size: 24px; }
.va5f-bottom-nav-btn.va5f-nav-active { color: var(--va5f-gold); }
.va5f-bottom-nav-btn.va5f-nav-promo { color: var(--va5f-gold); }
.va5f-bottom-nav-btn.va5f-nav-pulse { animation: va5f-pulse .35s ease; }
@keyframes va5f-pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.15); color: var(--va5f-gold); }
  100% { transform: scale(1); }
}

/* ===== Desktop ===== */
@media (min-width: 769px) {
  .va5f-bottom-nav { display: none; }
  .va5f-footer { padding-bottom: 40px; }
}

/* ===== Small screens ===== */
@media (max-width: 360px) {
  .va5f-game-grid { grid-template-columns: repeat(2, 1fr); }
  .va5f-logo { font-size: 1.65rem; }
  .va5f-btn { padding: 6px 10px; font-size: 1.15rem; }
  .va5f-footer-links { grid-template-columns: 1fr; }
}