/*!
 * rwi.homes - Core stylesheet (design-66bf.css)
 * All custom classes use the "ui6b-" prefix. CSS variables use --ui6b-* prefix.
 * Palette: #FF8A80 | #48D1CC | #1C2833 | #00CED1 | #AD1457
 * Mobile-first: dark backgrounds, light text, max 430px content width.
 * Comments in English per project convention.
 */

/* ---- Design tokens ---- */
:root {
  --ui6b-bg: #1C2833;
  --ui6b-bg-soft: #243447;
  --ui6b-bg-card: #2A3B4F;
  --ui6b-primary: #00CED1;
  --ui6b-primary-2: #48D1CC;
  --ui6b-accent: #FF8A80;
  --ui6b-highlight: #AD1457;
  --ui6b-text: #F4F8FB;
  --ui6b-text-soft: #B7C4D1;
  --ui6b-text-dim: #8AA0B4;
  --ui6b-border: rgba(72, 209, 204, 0.22);
  --ui6b-shadow: 0 0.6rem 2rem rgba(0, 0, 0, 0.45);
  --ui6b-radius: 1.2rem;
  --ui6b-radius-sm: 0.7rem;
  --ui6b-maxw: 430px;
  --ui6b-header-h: 6rem;
  --ui6b-bottomnav-h: 6.4rem;
  --ui6b-gradient: linear-gradient(135deg, #00CED1 0%, #48D1CC 50%, #FF8A80 100%);
  --ui6b-gradient-dark: linear-gradient(160deg, #1C2833 0%, #243447 60%, #2A3B4F 100%);
}

/* ---- Reset ---- */
* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { font-size: 62.5%; scroll-behavior: smooth; }
body {
  font-family: "Be Vietnam Pro", "Segoe UI", Roboto, system-ui, -apple-system, sans-serif;
  background: var(--ui6b-gradient-dark);
  background-attachment: fixed;
  color: var(--ui6b-text);
  line-height: 1.5rem;
  font-size: 1.5rem;
  min-height: 100vh;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--ui6b-primary); text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul, ol { list-style: none; }

/* ---- Layout helpers ---- */
.ui6b-wrapper { width: 100%; max-width: var(--ui6b-maxw); margin: 0 auto; }
.ui6b-container { width: 100%; padding: 0 1.4rem; }
.ui6b-section { padding: 3rem 0 2rem; }
.ui6b-grid { display: grid; gap: 1rem; }
.ui6b-reveal { opacity: 0; transform: translateY(2rem); transition: opacity .55s ease, transform .55s ease; }
.ui6b-revealed { opacity: 1; transform: translateY(0); }

/* ---- Typography ---- */
.ui6b-h1 { font-size: 2.4rem; font-weight: 800; line-height: 1.35; margin-bottom: 1rem; letter-spacing: -0.02em; }
.ui6b-h1 span { background: var(--ui6b-gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.ui6b-h2 { font-size: 2rem; font-weight: 700; margin-bottom: 1.2rem; line-height: 1.4; }
.ui6b-h2 i { color: var(--ui6b-primary); margin-right: 0.6rem; }
.ui6b-h3 { font-size: 1.7rem; font-weight: 700; margin-bottom: 0.8rem; color: var(--ui6b-accent); }
.ui6b-lead { font-size: 1.55rem; color: var(--ui6b-text-soft); margin-bottom: 1.6rem; }
.ui6b-text { color: var(--ui6b-text-soft); font-size: 1.45rem; margin-bottom: 1rem; }
.ui6b-text strong { color: var(--ui6b-primary); font-weight: 700; }
.ui6b-eyebrow { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 1.2rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ui6b-accent); margin-bottom: 0.8rem; }
.ui6b-link { color: var(--ui6b-primary); font-weight: 700; border-bottom: 1px dashed var(--ui6b-primary-2); }
.ui6b-link strong { color: var(--ui6b-accent); }

/* ---- Buttons ---- */
.ui6b-btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem; min-height: 4.4rem; padding: 0 1.6rem; border-radius: var(--ui6b-radius-sm); font-weight: 700; font-size: 1.45rem; transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.ui6b-btn:active { transform: scale(0.96); }
.ui6b-btn-primary { background: var(--ui6b-gradient); color: #0C1419; box-shadow: 0 0.6rem 1.6rem rgba(0, 206, 209, 0.32); }
.ui6b-btn-accent { background: linear-gradient(135deg, #FF8A80, #AD1457); color: #fff; box-shadow: 0 0.6rem 1.6rem rgba(173, 20, 87, 0.32); }
.ui6b-btn-ghost { background: rgba(0, 206, 209, 0.12); color: var(--ui6b-primary); border: 1px solid var(--ui6b-border); }
.ui6b-btn-block { width: 100%; }

/* ---- Header ---- */
.ui6b-header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(28, 40, 51, 0.96); backdrop-filter: blur(12px); border-bottom: 1px solid var(--ui6b-border); transition: box-shadow .25s ease; }
.ui6b-is-sticky { box-shadow: var(--ui6b-shadow); }
.ui6b-header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem 1.4rem; }
.ui6b-brand { display: flex; align-items: center; gap: 0.7rem; }
.ui6b-brand-logo { width: 3.4rem; height: 3.4rem; border-radius: 0.8rem; background: var(--ui6b-gradient); display: grid; place-items: center; color: #0C1419; font-weight: 800; font-size: 1.6rem; box-shadow: 0 0.4rem 1rem rgba(0, 206, 209, 0.4); }
.ui6b-brand-name { font-size: 1.8rem; font-weight: 800; letter-spacing: 0.04em; color: var(--ui6b-text); }
.ui6b-brand-name b { color: var(--ui6b-primary); }
.ui6b-header-actions { display: flex; align-items: center; gap: 0.6rem; }
.ui6b-btn-mini { min-height: 3.6rem; padding: 0 1.1rem; font-size: 1.3rem; border-radius: 0.8rem; }
.ui6b-menu-btn { width: 3.8rem; height: 3.8rem; border-radius: 0.8rem; background: rgba(0, 206, 209, 0.12); color: var(--ui6b-primary); display: grid; place-items: center; font-size: 1.8rem; }

/* ---- Mobile slide menu ---- */
.ui6b-mobile-menu { position: fixed; top: var(--ui6b-header-h); left: 0; right: 0; z-index: 9999; background: var(--ui6b-bg-soft); border-bottom: 1px solid var(--ui6b-border); max-height: 0; overflow: hidden; transition: max-height .35s ease; box-shadow: var(--ui6b-shadow); }
.ui6b-menu-open { max-height: 60rem; }
.ui6b-mobile-menu ul { padding: 1.2rem 1.4rem 1.6rem; }
.ui6b-mobile-menu li { border-bottom: 1px solid rgba(72, 209, 204, 0.12); }
.ui6b-mobile-menu a { display: flex; align-items: center; gap: 1rem; padding: 1.3rem 0.4rem; font-size: 1.5rem; font-weight: 600; color: var(--ui6b-text); }
.ui6b-mobile-menu a i { color: var(--ui6b-primary); width: 2.4rem; text-align: center; font-size: 1.7rem; }

/* ---- Main ---- */
.ui6b-main { padding-top: var(--ui6b-header-h); }

/* ---- Carousel ---- */
.ui6b-carousel { position: relative; border-radius: var(--ui6b-radius); overflow: hidden; box-shadow: var(--ui6b-shadow); margin-bottom: 2rem; }
.ui6b-carousel-viewport { overflow: hidden; border-radius: var(--ui6b-radius); }
.ui6b-carousel-track { display: flex; transition: transform var(--ui6b-carousel-transition, 0.48s) ease; }
.ui6b-carousel-slide { position: relative; flex: 0 0 100%; }
.ui6b-carousel-slide img { width: 100%; height: 20rem; object-fit: cover; }
.ui6b-carousel-caption { position: absolute; left: 1.4rem; right: 1.4rem; bottom: 1.2rem; background: linear-gradient(transparent, rgba(28,40,51,0.92)); padding: 1rem; border-radius: var(--ui6b-radius-sm); }
.ui6b-carousel-caption b { font-size: 1.7rem; color: var(--ui6b-accent); }
.ui6b-carousel-caption p { font-size: 1.3rem; color: var(--ui6b-text); margin-top: 0.3rem; }
.ui6b-carousel-dots { position: absolute; bottom: 0.8rem; left: 50%; transform: translateX(-50%); display: flex; gap: 0.6rem; z-index: 2; }
.ui6b-carousel-dot { width: 1rem; height: 1rem; border-radius: 50%; background: rgba(244, 248, 251, 0.4); transition: background .2s ease, width .2s ease; }
.ui6b-carousel-dot.ui6b-active { background: var(--ui6b-primary); width: 2.4rem; border-radius: 0.6rem; }

/* ---- Section header ---- */
.ui6b-section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.4rem; }
.ui6b-section-head h2 { font-size: 1.9rem; font-weight: 800; margin: 0; }
.ui6b-section-head h2 i { color: var(--ui6b-accent); margin-right: 0.5rem; }
.ui6b-badge { display: inline-flex; align-items: center; gap: 0.3rem; font-size: 1.1rem; font-weight: 700; padding: 0.3rem 0.7rem; border-radius: 1rem; background: rgba(255, 138, 128, 0.16); color: var(--ui6b-accent); }

/* ---- Game grid ---- */
.ui6b-category-tag { display: inline-block; font-size: 1.2rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ui6b-bg); background: var(--ui6b-gradient); padding: 0.4rem 1rem; border-radius: 1rem; margin-bottom: 1rem; }
.ui6b-games { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.ui6b-game { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 0.5rem; padding: 0.8rem 0.4rem; background: var(--ui6b-bg-card); border-radius: var(--ui6b-radius-sm); border: 1px solid var(--ui6b-border); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.ui6b-game:active { transform: scale(0.95); }
.ui6b-game:hover { transform: translateY(-0.3rem); border-color: var(--ui6b-primary); box-shadow: 0 0.6rem 1.4rem rgba(0, 206, 209, 0.22); }
.ui6b-game-img { width: 100%; aspect-ratio: 1 / 1; border-radius: 0.6rem; object-fit: cover; }
.ui6b-game-name { font-size: 1.18rem; font-weight: 600; color: var(--ui6b-text); line-height: 1.25; min-height: 2.8rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.ui6b-game-hot { position: relative; }
.ui6b-game-hot::after { content: "HOT"; position: absolute; top: 0.4rem; right: 0.4rem; font-size: 0.9rem; font-weight: 800; color: #fff; background: var(--ui6b-highlight); padding: 0.15rem 0.45rem; border-radius: 0.4rem; }

/* ---- Cards ---- */
.ui6b-card { background: var(--ui6b-bg-card); border: 1px solid var(--ui6b-border); border-radius: var(--ui6b-radius); padding: 1.6rem; box-shadow: var(--ui6b-shadow); }
.ui6b-card-accent { border-left: 0.4rem solid var(--ui6b-primary); }
.ui6b-feature { display: grid; grid-template-columns: 4rem 1fr; gap: 1.2rem; align-items: start; padding: 1.2rem; background: var(--ui6b-bg-card); border-radius: var(--ui6b-radius-sm); border: 1px solid var(--ui6b-border); }
.ui6b-feature-icon { width: 4rem; height: 4rem; border-radius: 1rem; background: rgba(0, 206, 209, 0.14); display: grid; place-items: center; color: var(--ui6b-primary); font-size: 2rem; }
.ui6b-feature h3 { margin-bottom: 0.3rem; }
.ui6b-feature p { font-size: 1.35rem; color: var(--ui6b-text-soft); margin: 0; }

/* ---- Stat strip ---- */
.ui6b-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem; }
.ui6b-stat { text-align: center; padding: 1.2rem 0.6rem; background: var(--ui6b-bg-card); border-radius: var(--ui6b-radius-sm); border: 1px solid var(--ui6b-border); }
.ui6b-stat b { display: block; font-size: 2rem; font-weight: 800; background: var(--ui6b-gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.ui6b-stat span { font-size: 1.15rem; color: var(--ui6b-text-dim); }

/* ---- RTP bars ---- */
.ui6b-rtp-row { margin-bottom: 1rem; }
.ui6b-rtp-top { display: flex; justify-content: space-between; font-size: 1.3rem; margin-bottom: 0.4rem; }
.ui6b-rtp-top b { color: var(--ui6b-primary); }
.ui6b-rtp-track { height: 0.9rem; background: rgba(72, 209, 204, 0.12); border-radius: 1rem; overflow: hidden; }
.ui6b-rtp-fill { height: 100%; background: var(--ui6b-gradient); border-radius: 1rem; }

/* ---- Steps ---- */
.ui6b-steps { display: grid; gap: 1rem; }
.ui6b-step { display: grid; grid-template-columns: 3rem 1fr; gap: 1.2rem; align-items: start; }
.ui6b-step-num { width: 3rem; height: 3rem; border-radius: 50%; background: var(--ui6b-highlight); color: #fff; display: grid; place-items: center; font-weight: 800; font-size: 1.5rem; }
.ui6b-step h3 { font-size: 1.5rem; color: var(--ui6b-text); margin-bottom: 0.2rem; }
.ui6b-step p { font-size: 1.35rem; color: var(--ui6b-text-soft); margin: 0; }

/* ---- Testimonial ---- */
.ui6b-testimonials { display: grid; gap: 1rem; }
.ui6b-testimonial { padding: 1.4rem; background: var(--ui6b-bg-card); border-radius: var(--ui6b-radius-sm); border-left: 0.35rem solid var(--ui6b-accent); }
.ui6b-stars { color: #FFC107; font-size: 1.3rem; margin-bottom: 0.4rem; }
.ui6b-testimonial p { font-size: 1.35rem; color: var(--ui6b-text-soft); font-style: italic; margin-bottom: 0.6rem; }
.ui6b-testimonial b { color: var(--ui6b-primary); font-size: 1.3rem; }

/* ---- Payment chips ---- */
.ui6b-payments { display: flex; flex-wrap: wrap; gap: 0.8rem; }
.ui6b-pay { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.8rem 1.2rem; background: var(--ui6b-bg-card); border: 1px solid var(--ui6b-border); border-radius: 0.8rem; font-size: 1.25rem; font-weight: 600; color: var(--ui6b-text); }
.ui6b-pay i { color: var(--ui6b-primary); }

/* ---- Winners ---- */
.ui6b-winner { display: flex; align-items: center; gap: 1rem; padding: 0.9rem; background: var(--ui6b-bg-card); border-radius: var(--ui6b-radius-sm); border: 1px solid var(--ui6b-border); margin-bottom: 0.7rem; }
.ui6b-winner-avatar { width: 3.4rem; height: 3.4rem; border-radius: 50%; background: var(--ui6b-gradient); display: grid; place-items: center; color: #0C1419; font-weight: 800; font-size: 1.3rem; }
.ui6b-winner-info { flex: 1; }
.ui6b-winner-info b { display: block; font-size: 1.35rem; color: var(--ui6b-text); }
.ui6b-winner-info span { font-size: 1.2rem; color: var(--ui6b-text-dim); }
.ui6b-winner-prize { font-weight: 800; color: var(--ui6b-accent); font-size: 1.4rem; }

/* ---- App download CTA ---- */
.ui6b-app-cta { display: grid; grid-template-columns: 1fr; gap: 1rem; padding: 1.6rem; background: linear-gradient(135deg, rgba(0,206,209,0.18), rgba(173,20,87,0.16)); border: 1px solid var(--ui6b-border); border-radius: var(--ui6b-radius); }
.ui6b-app-cta-row { display: flex; gap: 0.8rem; flex-wrap: wrap; }

/* ---- Promo CTA banner ---- */
.ui6b-promo-banner { padding: 2rem 1.6rem; border-radius: var(--ui6b-radius); background: linear-gradient(135deg, #AD1457, #FF8A80); color: #fff; text-align: center; box-shadow: var(--ui6b-shadow); }
.ui6b-promo-banner h2 { color: #fff; margin-bottom: 0.6rem; }
.ui6b-promo-banner p { color: rgba(255,255,255,0.9); margin-bottom: 1.4rem; font-size: 1.4rem; }
.ui6b-promo-banner .ui6b-btn { background: #fff; color: var(--ui6b-highlight); }

/* ---- FAQ ---- */
.ui6b-faq-item { background: var(--ui6b-bg-card); border: 1px solid var(--ui6b-border); border-radius: var(--ui6b-radius-sm); padding: 1.2rem 1.4rem; margin-bottom: 0.8rem; }
.ui6b-faq-item h3 { font-size: 1.45rem; color: var(--ui6b-text); margin-bottom: 0.4rem; }
.ui6b-faq-item p { font-size: 1.35rem; color: var(--ui6b-text-soft); margin: 0; }

/* ---- Footer ---- */
.ui6b-footer { background: var(--ui6b-bg-soft); border-top: 1px solid var(--ui6b-border); padding: 2.6rem 0 2rem; margin-top: 2rem; }
.ui6b-footer-brand { font-size: 1.7rem; font-weight: 800; color: var(--ui6b-primary); margin-bottom: 0.6rem; }
.ui6b-footer-desc { font-size: 1.3rem; color: var(--ui6b-text-soft); margin-bottom: 1.4rem; line-height: 1.6; }
.ui6b-footer-links { display: flex; flex-wrap: wrap; gap: 0.6rem 1rem; margin-bottom: 1.2rem; }
.ui6b-footer-links a { font-size: 1.25rem; color: var(--ui6b-text-soft); }
.ui6b-footer-links a:hover { color: var(--ui6b-primary); }
.ui6b-footer-promos { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.7rem; margin: 1rem 0; }
.ui6b-footer-promos .ui6b-btn { min-height: 3.8rem; font-size: 1.25rem; }
.ui6b-footer-copy { font-size: 1.15rem; color: var(--ui6b-text-dim); text-align: center; border-top: 1px solid rgba(72, 209, 204, 0.12); padding-top: 1.2rem; margin-top: 1rem; }

/* ---- Mobile bottom nav (fixed) ---- */
.ui6b-bottom-nav { position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000; height: var(--ui6b-bottomnav-h); background: rgba(28, 40, 51, 0.98); backdrop-filter: blur(12px); border-top: 1px solid var(--ui6b-border); display: flex; justify-content: space-around; align-items: stretch; box-shadow: 0 -0.6rem 1.6rem rgba(0,0,0,0.4); }
.ui6b-bottom-nav-btn { flex: 1; min-width: 6rem; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.3rem; color: var(--ui6b-text-dim); font-size: 1.1rem; font-weight: 600; transition: color .2s ease; position: relative; }
.ui6b-bottom-nav-btn i, .ui6b-bottom-nav-btn span.material-symbols-outlined { font-size: 2.4rem; }
.ui6b-bottom-nav-btn .iconify { font-size: 2.4rem; }
.ui6b-bottom-nav-btn:active { transform: scale(0.92); }
.ui6b-bottom-nav-btn.ui6b-active { color: var(--ui6b-primary); }
.ui6b-bottom-nav-btn.ui6b-active::before { content: ""; position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 3rem; height: 0.3rem; border-radius: 0 0 0.4rem 0.4rem; background: var(--ui6b-gradient); }
.ui6b-bottom-nav-promo { color: var(--ui6b-accent); }
.ui6b-bottom-nav-badge { position: absolute; top: 0.6rem; right: 1.4rem; min-width: 1.6rem; height: 1.6rem; padding: 0 0.4rem; border-radius: 0.8rem; background: var(--ui6b-highlight); color: #fff; font-size: 1rem; font-weight: 700; display: grid; place-items: center; }

/* ---- Back to top ---- */
.ui6b-back-top { position: fixed; right: 1.4rem; bottom: calc(var(--ui6b-bottomnav-h) + 1rem); z-index: 900; width: 4.4rem; height: 4.4rem; border-radius: 50%; background: var(--ui6b-gradient); color: #0C1419; display: grid; place-items: center; font-size: 2rem; box-shadow: var(--ui6b-shadow); opacity: 0; pointer-events: none; transform: translateY(1rem); transition: opacity .3s ease, transform .3s ease; }
.ui6b-back-top.ui6b-visible { opacity: 1; pointer-events: auto; transform: translateY(0); }

/* ---- Utility ---- */
.ui6b-center { text-align: center; }
.ui6b-mt-1 { margin-top: 1rem; } .ui6b-mt-2 { margin-top: 2rem; } .ui6b-mb-1 { margin-bottom: 1rem; } .ui6b-mb-2 { margin-bottom: 2rem; }
.ui6b-hide-mobile { display: none; }

/* ---- Desktop overrides ---- */
@media (min-width: 769px) {
  body { background: #141E29; }
  .ui6b-wrapper { max-width: 760px; }
  .ui6b-bottom-nav { display: none; }
  .ui6b-back-top { bottom: 2rem; }
  .ui6b-hide-mobile { display: block; }
  .ui6b-mobile-menu { display: none; }
  .ui6b-carousel-slide img { height: 26rem; }
  .ui6b-games { grid-template-columns: repeat(4, 1fr); }
  .ui6b-stats { grid-template-columns: repeat(4, 1fr); }
  main.ui6b-main { padding-bottom: 0 !important; }
}

/* ---- Mobile bottom padding clearance ---- */
@media (max-width: 768px) {
  main.ui6b-main { padding-bottom: calc(var(--ui6b-bottomnav-h) + 1.2rem); }
  .ui6b-footer { padding-bottom: calc(var(--ui6b-bottomnav-h) + 1.4rem); }
}