/* widd.homes core stylesheet - Mobile-first gaming layout
   All custom classes use the uif4- prefix for namespace isolation */
:root {
  --uif4-primary: #2E4057;
  --uif4-accent: #87CEFA;
  --uif4-bg: #1d2a38;
  --uif4-bg-soft: #24344a;
  --uif4-bg-card: #2a3c52;
  --uif4-text: #e8f1ff;
  --uif4-text-muted: #9fb4cc;
  --uif4-gold: #ffd36b;
  --uif4-danger: #ff6b6b;
  --uif4-border: rgba(135, 206, 250, 0.18);
  --uif4-radius: 1.2rem;
  --uif4-shadow: 0 0.4rem 1.2rem rgba(0, 0, 0, 0.35);
  --uif4-header-h: 5.6rem;
  --uif4-bottom-h: 6.4rem;
}
* { 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", "Helvetica Neue", Arial, "Be Vietnam Pro", sans-serif;
  background: var(--uif4-bg); color: var(--uif4-text);
  line-height: 1.5; font-size: 1.6rem; overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
.uif4-no-scroll { overflow: hidden; }
a { color: var(--uif4-accent); text-decoration: none; }
img { max-width: 100%; display: block; }
.uif4-container { width: 100%; max-width: 430px; margin: 0 auto; padding: 0 1.4rem; }
.uif4-wrapper { min-height: 100vh; display: flex; flex-direction: column; }

/* ===== Header ===== */
.uif4-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: linear-gradient(135deg, var(--uif4-primary), var(--uif4-bg));
  border-bottom: 1px solid var(--uif4-border); box-shadow: var(--uif4-shadow);
}
.uif4-header-inner {
  max-width: 430px; margin: 0 auto; height: var(--uif4-header-h);
  padding: 0 1.4rem; display: flex; align-items: center;
  justify-content: space-between; gap: 1rem;
}
.uif4-logo { display: flex; align-items: center; gap: 0.8rem; color: var(--uif4-text); font-weight: 800; font-size: 2rem; letter-spacing: 0.05rem; }
.uif4-logo img { width: 2.8rem; height: 2.8rem; border-radius: 0.6rem; object-fit: cover; }
.uif4-logo .uif4-logo-name { background: linear-gradient(90deg, var(--uif4-accent), var(--uif4-gold)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.uif4-header-actions { display: flex; align-items: center; gap: 0.8rem; }
.uif4-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  min-height: 3.6rem; padding: 0 1.4rem; border: none; border-radius: 2rem;
  font-size: 1.3rem; font-weight: 700; cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
  touch-action: manipulation;
}
.uif4-btn:active { transform: scale(0.96); }
.uif4-btn-login { background: transparent; color: var(--uif4-accent); border: 1px solid var(--uif4-accent); padding: 0 1.2rem; }
.uif4-btn-register { background: linear-gradient(90deg, var(--uif4-gold), #ff9d3a); color: #2a1d05; box-shadow: 0 0.4rem 1rem rgba(255, 211, 107, 0.3); }
.uif4-menu-btn { background: transparent; border: 0; color: var(--uif4-text); font-size: 2rem; width: 3.6rem; height: 3.6rem; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; }

/* ===== Mobile menu ===== */
.uif4-mobile-menu {
  position: fixed; top: var(--uif4-header-h); left: 0; right: 0; z-index: 9999;
  background: var(--uif4-bg-soft); border-bottom: 1px solid var(--uif4-border);
  max-height: 0; overflow: hidden; transition: max-height 0.28s ease;
}
.uif4-mobile-menu.uif4-menu-open { max-height: 60rem; }
.uif4-mobile-menu-inner { max-width: 430px; margin: 0 auto; padding: 1rem 1.4rem 2rem; display: flex; flex-direction: column; gap: 0.4rem; }
.uif4-menu-link { display: flex; align-items: center; gap: 1rem; padding: 1.2rem 1rem; color: var(--uif4-text); font-size: 1.5rem; border-radius: 0.8rem; transition: background 0.18s ease, color 0.18s ease; }
.uif4-menu-link:hover, .uif4-menu-link:focus { background: rgba(135, 206, 250, 0.12); color: var(--uif4-accent); }
.uif4-menu-link i { color: var(--uif4-accent); font-size: 1.8rem; width: 2.4rem; text-align: center; }

/* ===== Main / Carousel ===== */
.uif4-main { flex: 1; padding-top: calc(var(--uif4-header-h) + 1rem); }
.uif4-carousel { position: relative; margin: 1rem 0 1.6rem; border-radius: var(--uif4-radius); overflow: hidden; box-shadow: var(--uif4-shadow); }
.uif4-carousel-track { position: relative; width: 100%; aspect-ratio: 16 / 9; background: #0f1822; }
.uif4-carousel-slide { position: absolute; inset: 0; opacity: 0; transition: opacity 0.6s ease; cursor: pointer; }
.uif4-carousel-slide.uif4-slide-active { opacity: 1; }
.uif4-carousel-slide img { width: 100%; height: 100%; object-fit: cover; }
.uif4-carousel-caption { position: absolute; left: 1.2rem; bottom: 1.2rem; right: 1.2rem; background: linear-gradient(90deg, rgba(46, 64, 87, 0.9), rgba(0, 0, 0, 0.3)); padding: 0.8rem 1.2rem; border-radius: 1rem; color: var(--uif4-text); font-weight: 700; font-size: 1.4rem; }
.uif4-carousel-dots { position: absolute; bottom: 0.6rem; left: 50%; transform: translateX(-50%); display: flex; gap: 0.5rem; }
.uif4-carousel-dot { width: 0.8rem; height: 0.8rem; border-radius: 50%; background: rgba(232, 241, 255, 0.4); border: none; cursor: pointer; transition: background 0.2s ease, transform 0.2s ease; }
.uif4-carousel-dot.uif4-dot-active { background: var(--uif4-gold); transform: scale(1.2); }

/* ===== Sections / filter / games ===== */
.uif4-section { margin: 2rem 0; }
.uif4-section-title { font-size: 2rem; font-weight: 800; margin-bottom: 1rem; color: var(--uif4-text); display: flex; align-items: center; gap: 0.6rem; }
.uif4-section-title i { color: var(--uif4-accent); }
.uif4-section-subtitle { color: var(--uif4-text-muted); font-size: 1.3rem; margin-bottom: 1.2rem; }
.uif4-filter-bar { display: flex; gap: 0.6rem; overflow-x: auto; padding-bottom: 0.6rem; margin-bottom: 1.2rem; -webkit-overflow-scrolling: touch; }
.uif4-filter-tab { flex: 0 0 auto; padding: 0.7rem 1.2rem; background: var(--uif4-bg-card); border: 1px solid var(--uif4-border); border-radius: 1.6rem; color: var(--uif4-text-muted); font-size: 1.2rem; font-weight: 600; cursor: pointer; transition: background 0.2s ease, color 0.2s ease; }
.uif4-filter-tab.uif4-tab-active { background: var(--uif4-accent); color: var(--uif4-primary); border-color: var(--uif4-accent); }
.uif4-game-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem; }
.uif4-game-card { background: var(--uif4-bg-card); border-radius: 1rem; overflow: hidden; border: 1px solid var(--uif4-border); text-align: center; cursor: pointer; transition: transform 0.18s ease, box-shadow 0.18s ease; }
.uif4-game-card:active { transform: scale(0.97); }
.uif4-game-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; background: #0f1822; }
.uif4-game-name { display: block; font-size: 1.1rem; color: var(--uif4-text); padding: 0.6rem 0.4rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ===== Cards / CTA ===== */
.uif4-card { background: var(--uif4-bg-card); border-radius: var(--uif4-radius); padding: 1.6rem; border: 1px solid var(--uif4-border); margin-bottom: 1.2rem; }
.uif4-card h2 { font-size: 1.8rem; margin-bottom: 0.8rem; color: var(--uif4-accent); }
.uif4-card h3 { font-size: 1.5rem; margin: 1rem 0 0.6rem; color: var(--uif4-text); }
.uif4-card p { color: var(--uif4-text-muted); font-size: 1.35rem; margin-bottom: 0.8rem; }
.uif4-card ul { padding-left: 1.6rem; color: var(--uif4-text-muted); font-size: 1.35rem; }
.uif4-card li { margin-bottom: 0.4rem; }
.uif4-promo-link { color: var(--uif4-gold); font-weight: 700; cursor: pointer; text-decoration: underline; }
.uif4-cta { display: flex; flex-direction: column; gap: 1rem; align-items: center; padding: 1.6rem; background: linear-gradient(135deg, var(--uif4-primary), var(--uif4-bg-soft)); border-radius: var(--uif4-radius); border: 1px solid var(--uif4-border); text-align: center; margin: 1.6rem 0; }
.uif4-cta-title { font-size: 1.8rem; font-weight: 800; color: var(--uif4-text); }
.uif4-cta-text { color: var(--uif4-text-muted); font-size: 1.3rem; }
.uif4-cta-btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem; min-height: 4.4rem; padding: 0 2rem; background: linear-gradient(90deg, var(--uif4-gold), #ff9d3a); color: #2a1d05; border: none; border-radius: 2.4rem; font-size: 1.5rem; font-weight: 800; cursor: pointer; box-shadow: 0 0.5rem 1.4rem rgba(255, 211, 107, 0.3); transition: transform 0.18s ease; }
.uif4-cta-btn:active { transform: scale(0.96); }

/* ===== Testimonial / payment / winners ===== */
.uif4-testimonial { background: var(--uif4-bg-card); border-radius: 1rem; padding: 1.2rem; margin-bottom: 1rem; border-left: 0.3rem solid var(--uif4-accent); }
.uif4-testimonial-name { font-weight: 700; color: var(--uif4-accent); font-size: 1.3rem; margin-bottom: 0.4rem; }
.uif4-testimonial-text { color: var(--uif4-text-muted); font-size: 1.3rem; }
.uif4-payment-row { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.uif4-payment-chip { background: var(--uif4-bg-soft); border: 1px solid var(--uif4-border); border-radius: 1rem; padding: 0.6rem 1rem; font-size: 1.2rem; color: var(--uif4-text); display: inline-flex; align-items: center; gap: 0.4rem; }
.uif4-winner-row { display: flex; justify-content: space-between; align-items: center; padding: 0.8rem 0; border-bottom: 1px dashed var(--uif4-border); font-size: 1.3rem; }
.uif4-winner-row:last-child { border-bottom: none; }
.uif4-winner-name { color: var(--uif4-text); }
.uif4-winner-amount { color: var(--uif4-gold); font-weight: 700; }

/* ===== Footer ===== */
.uif4-footer { background: var(--uif4-bg-soft); border-top: 1px solid var(--uif4-border); padding: 2.4rem 0 calc(var(--uif4-bottom-h) + 2rem); margin-top: 2rem; }
.uif4-footer-inner { max-width: 430px; margin: 0 auto; padding: 0 1.4rem; }
.uif4-footer-about { color: var(--uif4-text-muted); font-size: 1.3rem; margin-bottom: 1.4rem; line-height: 1.6; }
.uif4-footer-links { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-bottom: 1.4rem; }
.uif4-footer-link { flex: 1 1 auto; text-align: center; background: var(--uif4-bg-card); border: 1px solid var(--uif4-border); border-radius: 0.8rem; padding: 0.8rem 1rem; color: var(--uif4-accent); font-size: 1.2rem; font-weight: 600; min-width: 9rem; }
.uif4-footer-copyright { text-align: center; color: var(--uif4-text-muted); font-size: 1.2rem; padding-top: 1.2rem; border-top: 1px solid var(--uif4-border); }

/* ===== Bottom nav ===== */
.uif4-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000;
  height: var(--uif4-bottom-h);
  background: linear-gradient(180deg, var(--uif4-primary), #182433);
  border-top: 1px solid var(--uif4-border);
  display: flex; justify-content: space-around; align-items: stretch;
  box-shadow: 0 -0.4rem 1rem rgba(0, 0, 0, 0.4);
}
.uif4-bottom-nav-btn {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 0.2rem; min-width: 60px; min-height: 60px; background: transparent; border: none;
  color: var(--uif4-text-muted); font-size: 1rem; font-weight: 600; cursor: pointer;
  transition: color 0.2s ease, transform 0.18s ease; padding: 0.4rem 0; position: relative;
}
.uif4-bottom-nav-btn i, .uif4-bottom-nav-btn span.material-icons { font-size: 2.4rem; line-height: 1; }
.uif4-bottom-nav-btn:active { transform: scale(0.92); }
.uif4-bottom-nav-btn.uif4-nav-current, .uif4-bottom-nav-btn:hover { color: var(--uif4-accent); }
.uif4-bottom-nav-btn.uif4-nav-current::before { content: ""; position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 3rem; height: 0.25rem; background: var(--uif4-gold); border-radius: 0 0 0.4rem 0.4rem; }
.uif4-nav-badge { position: absolute; top: 0.4rem; right: 1.2rem; min-width: 1.6rem; height: 1.6rem; padding: 0 0.4rem; background: var(--uif4-danger); color: #fff; font-size: 1rem; font-weight: 700; border-radius: 0.8rem; display: flex; align-items: center; justify-content: center; }

/* ===== Responsive ===== */
@media (min-width: 769px) {
  .uif4-bottom-nav { display: none; }
  .uif4-menu-btn { display: none; }
  .uif4-footer { padding-bottom: 2.4rem; }
}
@media (max-width: 768px) {
  .uif4-main { padding-bottom: calc(var(--uif4-bottom-h) + 1rem); }
}
@media (min-width: 431px) and (max-width: 768px) {
  .uif4-container, .uif4-header-inner, .uif4-mobile-menu-inner, .uif4-footer-inner { max-width: 430px; }
}