/* design-e201.css - king kaew shared stylesheet.
   Every custom class uses the "ui20-" prefix.
   Palette: #2C2C2C bg, #000080 navy, #F0F0F0 text, #8B0000 red,
   #FFC0CB pink, #FF7F50 coral (dark backgrounds + light text). */

:root {
  --ui20-bg: #2C2C2C;
  --ui20-bg-deep: #1c1c1c;
  --ui20-bg-darker: #141414;
  --ui20-primary: #000080;
  --ui20-primary-light: #1a1a9c;
  --ui20-text: #F0F0F0;
  --ui20-text-dim: rgba(240, 240, 240, 0.74);
  --ui20-accent: #8B0000;
  --ui20-pink: #FFC0CB;
  --ui20-coral: #FF7F50;
  --ui20-coral-dark: #e85f33;
  --ui20-gold: #FFD45E;
  --ui20-card: #3a3a3a;
  --ui20-border: rgba(240, 240, 240, 0.13);
  --ui20-radius: 1.2rem;
  --ui20-shadow: 0 4px 16px rgba(0, 0, 0, 0.38);
}

* { 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, sans-serif;
  background: var(--ui20-bg);
  color: var(--ui20-text);
  line-height: 1.5rem;
  font-size: 1.5rem;
  max-width: 430px;
  margin: 0 auto;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--ui20-coral); text-decoration: none; }
h1, h2, h3, h4 { line-height: 1.7rem; }

.ui20-container { width: 100%; max-width: 430px; margin: 0 auto; padding: 0 1.2rem; }

/* ---------- Header ---------- */
.ui20-header {
  position: fixed; top: 0; left: 50%; transform: translateX(-50%);
  width: 100%; max-width: 430px; z-index: 1000;
  background: linear-gradient(135deg, #000060 0%, #000080 50%, #1a1a8c 100%);
  padding: 0.8rem 1rem; display: flex; align-items: center; justify-content: space-between;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.35); transition: padding 0.25s ease;
}
.ui20-header--scrolled { padding-top: 0.55rem; padding-bottom: 0.55rem; box-shadow: 0 3px 14px rgba(0, 0, 0, 0.55); }
.ui20-brand { display: flex; align-items: center; gap: 0.6rem; }
.ui20-brand-logo { width: 3rem; height: 3rem; border-radius: 0.6rem; background: var(--ui20-gold); display: flex; align-items: center; justify-content: center; font-weight: 900; color: var(--ui20-primary); font-size: 1.6rem; }
.ui20-brand-name { font-size: 1.7rem; font-weight: 800; color: var(--ui20-gold); letter-spacing: 0.3px; }
.ui20-brand-name span { color: var(--ui20-pink); }
.ui20-header-actions { display: flex; align-items: center; gap: 0.5rem; }

/* ---------- Buttons ---------- */
.ui20-btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem; padding: 0.65rem 1.1rem; border: none; border-radius: 2rem; font-size: 1.25rem; font-weight: 700; cursor: pointer; transition: transform 0.15s ease, box-shadow 0.2s ease; min-height: 36px; text-decoration: none; }
.ui20-btn:active { transform: scale(0.95); }
.ui20-btn--login { background: rgba(240, 240, 240, 0.14); color: var(--ui20-text); border: 1px solid var(--ui20-border); }
.ui20-btn--register { background: linear-gradient(135deg, var(--ui20-coral), var(--ui20-accent)); color: #fff; box-shadow: 0 3px 10px rgba(255, 127, 80, 0.45); }
.ui20-btn--cta { background: linear-gradient(135deg, var(--ui20-coral), var(--ui20-accent)); color: #fff; padding: 1rem 2rem; font-size: 1.4rem; box-shadow: 0 4px 14px rgba(255, 127, 80, 0.5); }
.ui20-btn--ghost { background: transparent; color: var(--ui20-coral); border: 1px solid var(--ui20-coral); }
.ui20-btn--block { display: flex; width: 100%; }
.ui20-text-link { color: var(--ui20-coral); font-weight: 700; text-decoration: underline; cursor: pointer; }
.ui20-text-link:hover { color: var(--ui20-gold); }

/* ---------- Menu toggle ---------- */
.ui20-menu-btn { background: rgba(240, 240, 240, 0.12); border: 1px solid var(--ui20-border); color: var(--ui20-text); width: 3.4rem; height: 3.4rem; border-radius: 0.8rem; font-size: 1.7rem; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: transform 0.2s ease; }
.ui20-menu-btn--open { transform: rotate(90deg); background: var(--ui20-coral); color: #fff; }

/* ---------- Mobile menu ---------- */
.ui20-mobile-menu { max-height: 0; overflow: hidden; transition: max-height 0.32s ease; background: var(--ui20-bg-darker); position: fixed; top: 5.6rem; left: 50%; transform: translateX(-50%); width: 100%; max-width: 430px; z-index: 999; }
.ui20-mobile-menu--open { max-height: 460px; box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5); }
.ui20-mobile-menu-inner { padding: 0.5rem 1rem 0.8rem; display: flex; flex-direction: column; }
.ui20-mobile-menu a { display: flex; align-items: center; gap: 0.6rem; padding: 1rem 0.6rem; color: var(--ui20-text); font-size: 1.35rem; border-bottom: 1px solid var(--ui20-border); }
.ui20-mobile-menu a i { color: var(--ui20-coral); font-size: 1.6rem; width: 1.8rem; text-align: center; }
.ui20-mobile-menu a:hover { color: var(--ui20-coral); }

/* ---------- Layout ---------- */
.ui20-main { padding-top: 6rem; padding-bottom: 1rem; }
.ui20-section { padding: 1.6rem 1.2rem; }
.ui20-section--alt { background: var(--ui20-bg-deep); }
.ui20-section--darker { background: var(--ui20-bg-darker); }
.ui20-section-title { font-size: 1.8rem; font-weight: 800; margin-bottom: 0.8rem; color: var(--ui20-gold); }
.ui20-section-title small { display: block; font-size: 1.1rem; color: var(--ui20-coral); font-weight: 600; margin-bottom: 0.25rem; letter-spacing: 0.5px; text-transform: uppercase; }
.ui20-section-sub { color: var(--ui20-text-dim); font-size: 1.28rem; margin-bottom: 1rem; line-height: 1.7rem; }
.ui20-lead { font-size: 1.3rem; color: var(--ui20-text-dim); line-height: 1.8rem; }

/* ---------- Hero carousel ---------- */
.ui20-carousel { position: relative; border-radius: var(--ui20-radius); overflow: hidden; margin-bottom: 0.8rem; box-shadow: var(--ui20-shadow); }
.ui20-slide { display: none; position: relative; }
.ui20-slide--active { display: block; }
.ui20-slide img { width: 100%; height: 190px; object-fit: cover; }
.ui20-slide-overlay { position: absolute; left: 0; right: 0; bottom: 0; padding: 1rem; background: linear-gradient(to top, rgba(0, 0, 40, 0.9), transparent); }
.ui20-slide-overlay h2 { font-size: 1.7rem; color: var(--ui20-gold); margin-bottom: 0.3rem; }
.ui20-slide-overlay p { font-size: 1.18rem; color: var(--ui20-text); margin-bottom: 0.5rem; }
.ui20-dots { display: flex; justify-content: center; gap: 0.5rem; padding: 0.5rem 0; }
.ui20-dot { width: 0.9rem; height: 0.9rem; border-radius: 50%; background: rgba(240, 240, 240, 0.3); border: none; cursor: pointer; }
.ui20-dot--active { background: var(--ui20-coral); width: 2.2rem; border-radius: 0.5rem; }

/* ---------- Game grid ---------- */
.ui20-cat-head { display: flex; align-items: center; justify-content: space-between; margin: 1.4rem 0 0.7rem; }
.ui20-cat-head h2 { font-size: 1.55rem; color: var(--ui20-gold); font-weight: 800; display: flex; align-items: center; gap: 0.4rem; }
.ui20-cat-head h2 i { color: var(--ui20-coral); font-size: 1.8rem; }
.ui20-cat-head span { font-size: 1.1rem; color: var(--ui20-coral); font-weight: 600; }
.ui20-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.7rem; }
.ui20-game-card { background: var(--ui20-card); border-radius: 0.8rem; overflow: hidden; cursor: pointer; border: 1px solid var(--ui20-border); transition: transform 0.15s ease, box-shadow 0.2s ease; display: block; }
.ui20-game-card:active { transform: scale(0.95); box-shadow: 0 0 0 2px var(--ui20-coral); }
.ui20-game-card img { width: 100%; height: 84px; object-fit: cover; background: #222; }
.ui20-game-card-name { padding: 0.4rem 0.35rem 0.5rem; font-size: 1.05rem; text-align: center; color: var(--ui20-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ---------- Cards ---------- */
.ui20-card { background: var(--ui20-card); border-radius: var(--ui20-radius); padding: 1.2rem; box-shadow: var(--ui20-shadow); border: 1px solid var(--ui20-border); margin-bottom: 1rem; }
.ui20-card h3 { font-size: 1.4rem; color: var(--ui20-coral); margin-bottom: 0.5rem; }
.ui20-card p { color: var(--ui20-text-dim); font-size: 1.25rem; line-height: 1.7rem; }
.ui20-card-list { list-style: none; padding: 0; }
.ui20-card-list li { padding: 0.55rem 0; border-bottom: 1px dashed var(--ui20-border); font-size: 1.25rem; color: var(--ui20-text-dim); display: flex; gap: 0.5rem; align-items: flex-start; }
.ui20-card-list li:last-child { border-bottom: none; }
.ui20-card-list i { color: var(--ui20-coral); margin-top: 0.2rem; }

/* ---------- Feature rows ---------- */
.ui20-feature-row { display: flex; gap: 0.9rem; padding: 0.85rem 0; border-bottom: 1px solid var(--ui20-border); }
.ui20-feature-row:last-child { border-bottom: none; }
.ui20-feature-icon { width: 4rem; height: 4rem; flex-shrink: 0; background: linear-gradient(135deg, var(--ui20-primary), var(--ui20-primary-light)); border-radius: 0.8rem; display: flex; align-items: center; justify-content: center; font-size: 2rem; color: var(--ui20-gold); }
.ui20-feature-text h4 { font-size: 1.32rem; color: var(--ui20-text); margin-bottom: 0.2rem; }
.ui20-feature-text p { font-size: 1.2rem; color: var(--ui20-text-dim); line-height: 1.6rem; }

/* ---------- Stats / RTP ---------- */
.ui20-stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.7rem; }
.ui20-stat-box { background: linear-gradient(135deg, var(--ui20-card), var(--ui20-bg-darker)); border-radius: 0.8rem; padding: 0.95rem; text-align: center; border: 1px solid var(--ui20-border); }
.ui20-stat-num { font-size: 2.1rem; font-weight: 800; color: var(--ui20-coral); }
.ui20-stat-label { font-size: 1.1rem; color: var(--ui20-text-dim); margin-top: 0.2rem; }
.ui20-rtp-row { display: flex; align-items: center; gap: 0.6rem; margin-bottom: 0.55rem; }
.ui20-rtp-name { flex: 1; font-size: 1.2rem; color: var(--ui20-text); }
.ui20-rtp-track { width: 9rem; height: 0.8rem; background: rgba(240, 240, 240, 0.14); border-radius: 1rem; overflow: hidden; }
.ui20-rtp-fill { height: 100%; background: linear-gradient(90deg, var(--ui20-coral), var(--ui20-gold)); border-radius: 1rem; }
.ui20-rtp-val { font-size: 1.15rem; color: var(--ui20-gold); font-weight: 700; width: 4rem; text-align: right; }

/* ---------- Testimonials ---------- */
.ui20-testi { background: var(--ui20-card); border-radius: 0.8rem; padding: 1rem; margin-bottom: 0.7rem; border-left: 3px solid var(--ui20-coral); }
.ui20-testi-stars { color: var(--ui20-gold); margin-bottom: 0.3rem; font-size: 1.25rem; }
.ui20-testi p { font-size: 1.2rem; color: var(--ui20-text-dim); margin-bottom: 0.4rem; line-height: 1.6rem; }
.ui20-testi-author { font-size: 1.12rem; color: var(--ui20-coral); font-weight: 700; }

/* ---------- Winners ---------- */
.ui20-winner { display: flex; align-items: center; gap: 0.8rem; padding: 0.7rem; background: var(--ui20-card); border-radius: 0.8rem; margin-bottom: 0.55rem; border: 1px solid var(--ui20-border); }
.ui20-winner-medal { width: 3.6rem; height: 3.6rem; border-radius: 50%; background: linear-gradient(135deg, var(--ui20-gold), var(--ui20-coral)); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.8rem; flex-shrink: 0; }
.ui20-winner-info { flex: 1; }
.ui20-winner-name { font-size: 1.22rem; color: var(--ui20-text); font-weight: 700; }
.ui20-winner-game { font-size: 1.05rem; color: var(--ui20-text-dim); }
.ui20-winner-amount { font-size: 1.35rem; color: var(--ui20-coral); font-weight: 800; }

/* ---------- Payment ---------- */
.ui20-pay-row { display: flex; flex-wrap: wrap; gap: 0.55rem; }
.ui20-pay-chip { background: var(--ui20-card); padding: 0.6rem 0.9rem; border-radius: 0.6rem; border: 1px solid var(--ui20-border); font-size: 1.15rem; color: var(--ui20-text); display: flex; align-items: center; gap: 0.4rem; }
.ui20-pay-chip i { color: var(--ui20-gold); }

/* ---------- FAQ ---------- */
.ui20-faq { background: var(--ui20-card); border-radius: 0.8rem; padding: 1rem; margin-bottom: 0.6rem; border: 1px solid var(--ui20-border); }
.ui20-faq h3 { font-size: 1.26rem; color: var(--ui20-coral); margin-bottom: 0.3rem; }
.ui20-faq p { font-size: 1.2rem; color: var(--ui20-text-dim); line-height: 1.6rem; }

/* ---------- CTA banner ---------- */
.ui20-cta-banner { background: linear-gradient(135deg, var(--ui20-accent), var(--ui20-coral)); border-radius: var(--ui20-radius); padding: 1.5rem 1.2rem; text-align: center; margin: 1rem 0; }
.ui20-cta-banner h3 { font-size: 1.65rem; color: #fff; margin-bottom: 0.4rem; }
.ui20-cta-banner p { font-size: 1.2rem; color: rgba(255, 255, 255, 0.92); margin-bottom: 0.9rem; }

/* ---------- App download ---------- */
.ui20-app-row { display: flex; align-items: center; gap: 1rem; background: var(--ui20-card); border-radius: var(--ui20-radius); padding: 1rem; border: 1px solid var(--ui20-border); }
.ui20-app-img { width: 8rem; height: 8rem; border-radius: 1rem; flex-shrink: 0; object-fit: cover; }
.ui20-app-info { flex: 1; }
.ui20-app-info h4 { font-size: 1.32rem; color: var(--ui20-gold); margin-bottom: 0.3rem; }
.ui20-app-info p { font-size: 1.15rem; color: var(--ui20-text-dim); margin-bottom: 0.5rem; line-height: 1.5rem; }

/* ---------- Category highlights ---------- */
.ui20-cat-pill { display: flex; gap: 0.7rem; align-items: center; background: var(--ui20-card); border-radius: 0.8rem; padding: 0.8rem; margin-bottom: 0.6rem; border: 1px solid var(--ui20-border); }
.ui20-cat-pill-icon { width: 3.8rem; height: 3.8rem; border-radius: 0.7rem; background: linear-gradient(135deg, var(--ui20-primary), var(--ui20-accent)); display: flex; align-items: center; justify-content: center; color: var(--ui20-gold); font-size: 2rem; flex-shrink: 0; }
.ui20-cat-pill-text { flex: 1; }
.ui20-cat-pill-text h4 { font-size: 1.28rem; color: var(--ui20-text); }
.ui20-cat-pill-text p { font-size: 1.1rem; color: var(--ui20-text-dim); }

/* ---------- Footer ---------- */
.ui20-footer { background: var(--ui20-bg-darker); padding: 1.6rem 1.2rem 6rem; border-top: 2px solid var(--ui20-primary); }
.ui20-footer-brand { font-size: 1.6rem; font-weight: 800; color: var(--ui20-gold); margin-bottom: 0.4rem; }
.ui20-footer-brand span { color: var(--ui20-pink); }
.ui20-footer-desc { font-size: 1.18rem; color: var(--ui20-text-dim); margin-bottom: 1rem; line-height: 1.7rem; }
.ui20-footer-col-title { font-size: 1.25rem; color: var(--ui20-coral); font-weight: 700; margin: 0.8rem 0 0.5rem; }
.ui20-footer-links { display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: 1rem; }
.ui20-footer-links a { font-size: 1.15rem; color: var(--ui20-text); }
.ui20-footer-links a:hover { color: var(--ui20-coral); }
.ui20-footer-promo { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0.8rem 0 1rem; }
.ui20-footer-copy { font-size: 1.05rem; color: var(--ui20-text-dim); text-align: center; padding-top: 0.8rem; border-top: 1px solid var(--ui20-border); }

/* ---------- Bottom nav ---------- */
.ui20-bottom-nav { position: fixed; bottom: 0; left: 50%; transform: translateX(-50%); width: 100%; max-width: 430px; height: 64px; background: linear-gradient(180deg, #000060, #00003a); border-top: 1px solid var(--ui20-border); display: flex; justify-content: space-around; align-items: center; z-index: 1000; box-shadow: 0 -3px 14px rgba(0, 0, 0, 0.5); }
.ui20-bottom-nav-btn { display: flex; flex-direction: column; align-items: center; justify-content: center; min-width: 60px; min-height: 60px; background: transparent; border: none; color: var(--ui20-text-dim); font-size: 1rem; cursor: pointer; transition: color 0.2s ease, transform 0.15s ease; text-decoration: none; gap: 0.15rem; position: relative; }
.ui20-bottom-nav-btn:active { transform: scale(0.9); }
.ui20-bottom-nav-btn .ui20-nav-icon { font-size: 2.3rem; line-height: 1; }
.ui20-bottom-nav-btn .material-icons { font-size: 2.3rem; }
.ui20-bottom-nav-btn--active { color: var(--ui20-coral); }
.ui20-bottom-nav-btn--active::after { content: ''; position: absolute; bottom: 0.3rem; width: 1.6rem; height: 0.25rem; border-radius: 0.2rem; background: var(--ui20-coral); }
.ui20-bottom-nav-btn--promo .ui20-nav-icon { color: var(--ui20-gold); }

@media (min-width: 769px) {
  .ui20-bottom-nav { display: none; }
  .ui20-footer { padding-bottom: 2rem; }
  body { max-width: 768px; }
  .ui20-header, .ui20-mobile-menu, .ui20-bottom-nav { max-width: 768px; }
}

@media (max-width: 768px) {
  .ui20-main { padding-bottom: 90px; }
}