/* ============================================================
 * 6777bd.cyou - shared mobile-first stylesheet
 * All custom classes and CSS variables use the "ui9d-" prefix.
 * Designed for 320-430px phone canvas; wider screens keep the
 * centered phone canvas and do not switch to desktop layout.
 * Comments are in English only.
 * ========================================================== */

:root {
  --ui9d-bg: #262626;
  --ui9d-bg-soft: #303030;
  --ui9d-bg-card: #2f3640;
  --ui9d-line: #3c3c3c;
  --ui9d-muted: #BBBBBB;
  --ui9d-text: #F0FDFF;
  --ui9d-accent: #E0FFFF;
  --ui9d-accent-2: #6ad6e0;
  --ui9d-gold: #E0FFFF;
  --ui9d-danger: #ef5b5b;
  --ui9d-ok: #4cd2a8;
  --ui9d-header-h: 116px;
  --ui9d-nav-h: 64px;
  --ui9d-radius: 14px;
  --ui9d-shadow: 0 6px 18px rgba(0, 0, 0, 0.35);
  --ui9d-font: "Hind Siliguri", "Noto Sans Bengali", "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--ui9d-bg);
  color: var(--ui9d-text);
  font-family: var(--ui9d-font);
  font-size: 15px;
  line-height: 1.55;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body {
  max-width: 430px;
  margin: 0 auto;
  min-height: 100vh;
  position: relative;
  padding-top: var(--ui9d-header-h);
  padding-bottom: calc(var(--ui9d-nav-h) + 16px);
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: var(--ui9d-accent); text-decoration: none; }
a:focus-visible { outline: 2px solid var(--ui9d-accent); outline-offset: 2px; border-radius: 4px; }

h1, h2, h3, h4 { margin: 0 0 8px; line-height: 1.3; color: var(--ui9d-text); }
h1 { font-size: 22px; }
h2 { font-size: 19px; }
h3 { font-size: 16px; }
p { margin: 0 0 12px; color: var(--ui9d-text); }
small { color: var(--ui9d-muted); }

.ui9d-visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

/* ---------- Header (two rows: brand row + action row) ---------- */
.ui9d-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  max-width: 430px;
  margin: 0 auto;
  background: linear-gradient(180deg, #1f2428 0%, #262626 100%);
  border-bottom: 1px solid var(--ui9d-line);
  box-shadow: var(--ui9d-shadow);
}

.ui9d-brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  gap: 8px;
}

.ui9d-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.ui9d-brand-logo {
  width: 34px; height: 34px;
  border-radius: 8px;
  background: radial-gradient(circle at 30% 30%, #E0FFFF, #6ad6e0 70%);
  display: inline-flex; align-items: center; justify-content: center;
  color: #163138; font-weight: 800; font-size: 16px;
  box-shadow: 0 0 0 2px rgba(224, 255, 255, 0.15) inset;
}
.ui9d-brand-name {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.3px;
  color: var(--ui9d-text);
}
.ui9d-brand-name b { color: var(--ui9d-accent); }

.ui9d-brand-actions { display: flex; gap: 8px; align-items: center; }

.ui9d-menu-btn {
  width: 38px; height: 38px;
  display: inline-flex; align-items: center; justify-content: center;
  background: transparent;
  border: 1px solid var(--ui9d-line);
  border-radius: 10px;
  color: var(--ui9d-text);
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease;
}
.ui9d-menu-btn:hover, .ui9d-menu-btn:focus-visible { background: var(--ui9d-bg-soft); }
.ui9d-menu-btn.ui9d-is-active { transform: rotate(90deg); background: var(--ui9d-bg-soft); }

.ui9d-action-row {
  display: flex;
  gap: 8px;
  padding: 0 12px 8px;
}
.ui9d-btn {
  flex: 1;
  min-height: 44px;
  border: none;
  border-radius: 10px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  transition: transform 0.12s ease, box-shadow 0.18s ease, background 0.18s ease;
}
.ui9d-btn:active { transform: translateY(1px); }
.ui9d-btn-primary {
  background: linear-gradient(135deg, #E0FFFF 0%, #6ad6e0 100%);
  color: #103038;
  box-shadow: 0 4px 14px rgba(224, 255, 255, 0.18);
}
.ui9d-btn-primary:hover { box-shadow: 0 6px 18px rgba(224, 255, 255, 0.32); }
.ui9d-btn-ghost {
  background: transparent;
  color: var(--ui9d-accent);
  border: 1px solid var(--ui9d-accent);
}

/* ---------- Compact route panel ---------- */
.ui9d-route-panel {
  position: fixed;
  top: var(--ui9d-header-h);
  left: 0; right: 0;
  max-width: 430px;
  margin: 0 auto;
  background: #1c2025;
  border-bottom: 1px solid var(--ui9d-line);
  padding: 8px 12px 14px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.25s ease, opacity 0.2s ease, padding 0.2s ease;
  z-index: 99;
}
.ui9d-route-panel.ui9d-is-open {
  max-height: 460px;
  opacity: 1;
  padding: 10px 12px 16px;
  box-shadow: var(--ui9d-shadow);
}
.ui9d-route-panel a {
  display: block;
  padding: 10px 12px;
  font-size: 13.5px;
  color: var(--ui9d-text);
  background: var(--ui9d-bg-soft);
  border: 1px solid var(--ui9d-line);
  border-radius: 8px;
  min-height: 40px;
}
.ui9d-route-panel a:hover, .ui9d-route-panel a:focus-visible {
  background: #353b42;
  border-color: var(--ui9d-accent-2);
}
.ui9d-route-panel-title {
  grid-column: 1 / -1;
  color: var(--ui9d-muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 2px 0 4px;
}

/* ---------- Main / sections ---------- */
.ui9d-main { padding: 12px; }

.ui9d-section { margin: 18px 0; }
.ui9d-section-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--ui9d-line);
}
.ui9d-section-head h2 { font-size: 18px; color: var(--ui9d-text); }
.ui9d-section-head .ui9d-more { font-size: 12.5px; color: var(--ui9d-accent); }

/* ---------- Hero carousel ---------- */
.ui9d-hero {
  position: relative;
  border-radius: var(--ui9d-radius);
  overflow: hidden;
  background: #11161a;
  box-shadow: var(--ui9d-shadow);
  margin: 4px 0 6px;
}
.ui9d-hero-track { position: relative; }
.ui9d-hero-slide {
  position: relative;
  display: none;
  cursor: pointer;
}
.ui9d-hero-slide.ui9d-is-active { display: block; }
.ui9d-hero-slide img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  display: block;
}
.ui9d-hero-cap {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 12px 14px 14px;
  background: linear-gradient(0deg, rgba(0,0,0,0.78) 0%, rgba(0,0,0,0) 100%);
  color: var(--ui9d-text);
}
.ui9d-hero-cap strong { display: block; font-size: 16px; color: var(--ui9d-accent); }
.ui9d-hero-cap span { font-size: 13px; color: var(--ui9d-muted); }
.ui9d-hero-dots {
  position: absolute;
  bottom: 8px; right: 12px;
  display: flex; gap: 6px;
}
.ui9d-hero-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(240, 253, 255, 0.4);
  border: none; cursor: pointer; padding: 0;
}
.ui9d-hero-dot.ui9d-is-active { background: var(--ui9d-accent); }

/* ---------- Game grid ---------- */
.ui9d-cat-block { margin: 16px 0; }
.ui9d-cat-title {
  display: flex; align-items: center; gap: 8px;
  margin: 0 0 10px;
  font-size: 17px;
  color: var(--ui9d-text);
}
.ui9d-cat-title::before {
  content: "";
  width: 4px; height: 18px;
  background: linear-gradient(180deg, var(--ui9d-accent), var(--ui9d-accent-2));
  border-radius: 2px;
}
.ui9d-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
@media (min-width: 375px) {
  .ui9d-grid { grid-template-columns: repeat(5, 1fr); gap: 9px; }
}
.ui9d-card {
  background: var(--ui9d-bg-card);
  border: 1px solid var(--ui9d-line);
  border-radius: 10px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.18s ease, box-shadow 0.18s ease;
  display: flex; flex-direction: column;
}
.ui9d-card:hover, .ui9d-card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--ui9d-accent-2);
  box-shadow: 0 6px 14px rgba(106, 214, 224, 0.18);
}
.ui9d-card-img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: #1b2025;
  display: block;
}
.ui9d-card-name {
  padding: 5px 6px 6px;
  font-size: 11px;
  line-height: 1.25;
  text-align: center;
  color: var(--ui9d-text);
  word-break: break-word;
  min-height: 30px;
}

/* ---------- Quick promo banner row ---------- */
.ui9d-cta-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 12px 0;
}
.ui9d-cta {
  border-radius: 12px;
  padding: 12px;
  border: 1px solid var(--ui9d-line);
  background: linear-gradient(135deg, #2a3a3e 0%, #1c2528 100%);
  color: var(--ui9d-text);
  min-height: 70px;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.18s ease;
}
.ui9d-cta:hover { transform: translateY(-2px); box-shadow: var(--ui9d-shadow); }
.ui9d-cta strong { color: var(--ui9d-accent); font-size: 15px; }
.ui9d-cta span { display: block; font-size: 12px; color: var(--ui9d-muted); margin-top: 2px; }

/* ---------- Info / feature blocks ---------- */
.ui9d-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin: 10px 0;
}
.ui9d-feature {
  background: var(--ui9d-bg-card);
  border: 1px solid var(--ui9d-line);
  border-radius: 10px;
  padding: 10px;
}
.ui9d-feature h3 { font-size: 14px; color: var(--ui9d-accent); margin-bottom: 4px; }
.ui9d-feature p { font-size: 12.5px; margin: 0; color: var(--ui9d-muted); }

.ui9d-content {
  background: var(--ui9d-bg-card);
  border: 1px solid var(--ui9d-line);
  border-radius: 12px;
  padding: 14px;
  margin: 12px 0;
}
.ui9d-content h2 { font-size: 17px; color: var(--ui9d-accent); margin-bottom: 8px; }
.ui9d-content h3 { font-size: 14.5px; color: var(--ui9d-text); margin: 10px 0 4px; }
.ui9d-content p { font-size: 13.5px; color: var(--ui9d-muted); margin-bottom: 10px; }
.ui9d-content a { color: var(--ui9d-accent); border-bottom: 1px dashed rgba(224,255,255,0.4); }
.ui9d-content ul { margin: 6px 0 10px; padding-left: 18px; color: var(--ui9d-muted); }
.ui9d-content li { font-size: 13.5px; margin-bottom: 4px; }

/* ---------- Payment chips ---------- */
.ui9d-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 8px 0 4px;
}
.ui9d-chip {
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--ui9d-bg-soft);
  border: 1px solid var(--ui9d-line);
  font-size: 12px;
  color: var(--ui9d-text);
}

/* ---------- FAQ inline ---------- */
.ui9d-faq { margin: 8px 0; }
.ui9d-faq h3 { color: var(--ui9d-accent); font-size: 14.5px; margin: 10px 0 4px; }
.ui9d-faq p { font-size: 13.5px; color: var(--ui9d-muted); margin: 0 0 8px; }

/* ---------- Extended footer (home only) ---------- */
.ui9d-xfooter {
  margin: 18px 0 8px;
  padding: 14px;
  background: #1c2025;
  border: 1px solid var(--ui9d-line);
  border-radius: 14px;
}
.ui9d-xfooter h3 {
  font-size: 14px; text-transform: uppercase; letter-spacing: 1px;
  color: var(--ui9d-accent); margin: 14px 0 8px;
}
.ui9d-xfooter h3:first-child { margin-top: 0; }
.ui9d-xfooter p { font-size: 13px; color: var(--ui9d-muted); margin-bottom: 10px; }
.ui9d-xfooter .ui9d-linkgrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
  margin: 4px 0 10px;
}
.ui9d-xfooter .ui9d-linkgrid a {
  padding: 8px 10px;
  font-size: 12.5px;
  background: var(--ui9d-bg-soft);
  border: 1px solid var(--ui9d-line);
  border-radius: 8px;
  color: var(--ui9d-text);
}
.ui9d-xfooter .ui9d-linkgrid a:hover { border-color: var(--ui9d-accent-2); }
.ui9d-xfooter .ui9d-promo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
}
.ui9d-xfooter .ui9d-promo-grid button {
  text-align: left;
  background: var(--ui9d-bg-soft);
  border: 1px solid var(--ui9d-line);
  border-radius: 8px;
  padding: 9px 10px;
  color: var(--ui9d-text);
  font-family: inherit;
  font-size: 12.5px;
  cursor: pointer;
  min-height: 44px;
}
.ui9d-xfooter .ui9d-promo-grid button strong { display:block; color: var(--ui9d-accent); font-size: 13px; }
.ui9d-xfooter .ui9d-promo-grid button:hover { border-color: var(--ui9d-accent-2); }
.ui9d-disclaimer {
  margin-top: 12px;
  padding: 10px;
  border-left: 3px solid var(--ui9d-accent-2);
  background: rgba(106, 214, 224, 0.06);
  border-radius: 6px;
  font-size: 12px;
  color: var(--ui9d-muted);
}

/* ---------- Generic footer (copyright) ---------- */
.ui9d-footer {
  padding: 14px 12px 4px;
  text-align: center;
  color: var(--ui9d-muted);
  font-size: 12px;
  border-top: 1px solid var(--ui9d-line);
  margin-top: 10px;
}
.ui9d-footer small { display: block; margin-top: 4px; }

/* ---------- Bottom nav: full-width navigation rail ---------- */
.ui9d-bottomnav {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  max-width: 430px;
  margin: 0 auto;
  height: var(--ui9d-nav-h);
  background: linear-gradient(0deg, #16191c 0%, #1f2428 100%);
  border-top: 1px solid var(--ui9d-line);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: stretch;
  z-index: 100;
  box-shadow: 0 -4px 14px rgba(0, 0, 0, 0.35);
}
.ui9d-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 6px 2px 4px;
  background: transparent;
  border: none;
  color: var(--ui9d-muted);
  font-family: inherit;
  font-size: 10.5px;
  cursor: pointer;
  position: relative;
  text-decoration: none;
  min-height: 44px;
  transition: color 0.18s ease, transform 0.18s ease;
}
.ui9d-nav-item svg { width: 22px; height: 22px; }
.ui9d-nav-item .ui9d-nav-label { line-height: 1; }
.ui9d-nav-item:hover { color: var(--ui9d-text); }
.ui9d-nav-item.ui9d-is-current {
  color: var(--ui9d-accent);
}
.ui9d-nav-item.ui9d-is-current::after {
  content: "";
  position: absolute;
  left: 50%; bottom: 4px;
  width: 22px; height: 2px;
  transform: translateX(-50%);
  background: var(--ui9d-accent);
  border-radius: 2px;
}
.ui9d-nav-item.ui9d-is-current svg {
  /* icon state morph: line icon becomes filled */
  fill: var(--ui9d-accent);
  color: var(--ui9d-accent);
}

/* Utility */
.ui9d-row { display: flex; gap: 8px; flex-wrap: wrap; }
.ui9d-mt { margin-top: 12px; }
.ui9d-muted-text { color: var(--ui9d-muted); }
.ui9d-divider { height: 1px; background: var(--ui9d-line); margin: 14px 0; border: 0; }