/* ============================================================
   bdtk.homes - Core stylesheet (prefix: sbda-)
   Mobile-first HTML5 gaming portal for Bangladesh (bn-BD)
   Comments in English per project standard.
   ============================================================ */

:root {
  --sbda-bg: #1A1A1A;
  --sbda-bg-2: #232023;
  --sbda-bg-3: #2c2830;
  --sbda-text: #FFFFFF;
  --sbda-text-soft: #EEE8AA;
  --sbda-coral: #F08080;
  --sbda-cream: #FFEBCD;
  --sbda-lav: #C9C9FF;
  --sbda-border: rgba(238, 232, 170, 0.18);
  --sbda-shadow: 0 6px 22px rgba(0, 0, 0, 0.45);
  --sbda-radius: 14px;
  --sbda-primary: #F08080;
  --sbda-accent: #EEE8AA;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: "Hind Siliguri", "Noto Sans Bengali", "Segoe UI", system-ui, sans-serif;
  background: var(--sbda-bg);
  color: var(--sbda-text);
  line-height: 1.55;
  font-size: 15px;
  min-height: 100vh;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { color: var(--sbda-text-soft); text-decoration: none; }

/* ---------- Layout containers ---------- */
.sbda-wrapper {
  width: 100%;
  max-width: 430px;
  margin: 0 auto;
  background: var(--sbda-bg);
  min-height: 100vh;
  position: relative;
}

.sbda-container {
  width: 100%;
  padding: 0 14px;
}

/* ---------- Header ---------- */
.sbda-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: linear-gradient(135deg, #1A1A1A 0%, #2c2830 100%);
  border-bottom: 1px solid var(--sbda-border);
  box-shadow: var(--sbda-shadow);
}
.sbda-header-inner {
  max-width: 430px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  gap: 8px;
}
.sbda-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.sbda-brand-logo {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: radial-gradient(circle at 30% 30%, var(--sbda-coral), #b8474a);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 16px;
  box-shadow: 0 2px 8px rgba(240,128,128,0.4);
}
.sbda-brand-name {
  font-size: 18px;
  font-weight: 800;
  color: var(--sbda-text);
  letter-spacing: 0.5px;
}
.sbda-brand-name span { color: var(--sbda-coral); }
.sbda-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.sbda-menu-btn {
  background: transparent;
  border: 1px solid var(--sbda-border);
  color: var(--sbda-text);
  width: 36px; height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 18px;
}

/* ---------- Buttons ---------- */
.sbda-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: none;
  border-radius: 999px;
  padding: 9px 18px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.2s;
  text-decoration: none;
  line-height: 1.1;
}
.sbda-btn:active { transform: scale(0.96); }
.sbda-btn-login {
  background: transparent;
  border: 1.5px solid var(--sbda-text-soft);
  color: var(--sbda-text-soft);
  padding: 8px 16px;
}
.sbda-btn-register {
  background: linear-gradient(135deg, var(--sbda-coral) 0%, #ffb86b 100%);
  color: #1A1A1A;
  box-shadow: 0 4px 14px rgba(240,128,128,0.45);
  padding: 9px 18px;
}
.sbda-btn-promo {
  background: linear-gradient(135deg, var(--sbda-coral), #ffb86b);
  color: #1A1A1A;
  font-weight: 800;
  padding: 12px 28px;
  font-size: 16px;
  box-shadow: 0 6px 18px rgba(240,128,128,0.45);
}
.sbda-btn-ghost {
  background: rgba(238,232,170,0.08);
  color: var(--sbda-text-soft);
  border: 1px solid var(--sbda-border);
}

/* ---------- Mobile dropdown menu ---------- */
.sbda-mobile-menu {
  position: fixed;
  top: 0; right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background: linear-gradient(160deg, #1A1A1A, #2c2830);
  z-index: 9999;
  padding: 70px 18px 30px;
  transition: right 0.28s ease;
  overflow-y: auto;
  border-left: 1px solid var(--sbda-border);
  box-shadow: -8px 0 30px rgba(0,0,0,0.55);
}
.sbda-mobile-menu.sbda-open { right: 0; }
.sbda-menu-close {
  position: absolute;
  top: 14px; right: 14px;
  background: transparent;
  border: none;
  color: var(--sbda-text);
  font-size: 22px;
  cursor: pointer;
}
.sbda-mobile-menu h4 {
  color: var(--sbda-coral);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 14px 0 8px;
}
.sbda-mobile-menu a {
  display: block;
  padding: 11px 12px;
  border-radius: 10px;
  color: var(--sbda-cream);
  border-bottom: 1px solid rgba(238,232,170,0.06);
  font-size: 14px;
}
.sbda-mobile-menu a:active { background: rgba(240,128,128,0.12); }
.sbda-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 9998;
  display: none;
}
.sbda-menu-overlay.sbda-open { display: block; }

/* ---------- Main content ---------- */
.sbda-main { padding-top: 60px; }
@media (max-width: 768px) {
  .sbda-main { padding-bottom: 84px; }
}

.sbda-section { padding: 22px 14px; }
.sbda-section-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--sbda-text);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.sbda-section-title i { color: var(--sbda-coral); }
.sbda-section-desc {
  color: var(--sbda-cream);
  font-size: 13px;
  margin-bottom: 14px;
  opacity: 0.85;
}

/* ---------- Hero ---------- */
.sbda-hero {
  position: relative;
  padding: 28px 16px 26px;
  background:
    radial-gradient(circle at 80% 10%, rgba(201,201,255,0.18), transparent 50%),
    radial-gradient(circle at 10% 90%, rgba(240,128,128,0.22), transparent 55%),
    linear-gradient(135deg, #1A1A1A, #2c2830);
  border-bottom: 1px solid var(--sbda-border);
  overflow: hidden;
}
.sbda-hero-eyebrow {
  display: inline-block;
  background: rgba(240,128,128,0.18);
  color: var(--sbda-coral);
  border: 1px solid rgba(240,128,128,0.4);
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}
.sbda-hero h1 {
  font-size: 26px;
  line-height: 1.25;
  font-weight: 800;
  color: var(--sbda-text);
  margin-bottom: 10px;
}
.sbda-hero h1 b { color: var(--sbda-coral); }
.sbda-hero p {
  color: var(--sbda-cream);
  font-size: 14px;
  margin-bottom: 18px;
}
.sbda-hero-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.sbda-hero-stats {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.sbda-hero-stat {
  flex: 1;
  min-width: 95px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--sbda-border);
  border-radius: 12px;
  padding: 10px 8px;
  text-align: center;
}
.sbda-hero-stat b {
  display: block;
  font-size: 18px;
  color: var(--sbda-text-soft);
  font-weight: 800;
}
.sbda-hero-stat span { font-size: 11px; color: var(--sbda-cream); }

/* ---------- Carousel / category chips ---------- */
.sbda-chips {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 6px 14px 14px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.sbda-chips::-webkit-scrollbar { display: none; }
.sbda-chip {
  flex: 0 0 auto;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(238,232,170,0.08);
  border: 1px solid var(--sbda-border);
  color: var(--sbda-cream);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}
.sbda-chip.sbda-active {
  background: linear-gradient(135deg, var(--sbda-coral), #ffb86b);
  color: #1A1A1A;
  border-color: transparent;
}

/* ---------- Game grid & cards ---------- */
.sbda-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
@media (min-width: 430px) {
  .sbda-grid { grid-template-columns: repeat(4, 1fr); }
}
.sbda-card {
  background: linear-gradient(160deg, #232023, #2c2830);
  border: 1px solid var(--sbda-border);
  border-radius: var(--sbda-radius);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  position: relative;
}
.sbda-card:active { transform: scale(0.97); }
.sbda-card-img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: #000;
}
.sbda-card-body {
  padding: 7px 8px 9px;
}
.sbda-card-title {
  font-size: 11.5px;
  color: var(--sbda-cream);
  font-weight: 600;
  line-height: 1.25;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 28px;
}
.sbda-card-tag {
  position: absolute;
  top: 6px; left: 6px;
  background: rgba(240,128,128,0.92);
  color: #1A1A1A;
  font-size: 9px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.sbda-card-tag.hot { background: var(--sbda-coral); }
.sbda-card-tag.new { background: var(--sbda-lav); color: #1A1A1A; }

/* ---------- Promo banner ---------- */
.sbda-promo-banner {
  margin: 16px 14px;
  padding: 16px;
  border-radius: 16px;
  background:
    radial-gradient(circle at 90% 20%, rgba(255,235,205,0.22), transparent 55%),
    linear-gradient(135deg, #b8474a, #F08080 60%, #ffb86b);
  color: #1A1A1A;
  box-shadow: 0 10px 24px rgba(240,128,128,0.35);
  position: relative;
  overflow: hidden;
}
.sbda-promo-banner h3 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 4px;
}
.sbda-promo-banner p { font-size: 13px; margin-bottom: 12px; opacity: 0.85; }
.sbda-promo-banner .sbda-btn {
  background: #1A1A1A;
  color: var(--sbda-text-soft);
}

/* ---------- SEO content ---------- */
.sbda-seo {
  padding: 18px 14px 6px;
  color: var(--sbda-cream);
  font-size: 13.5px;
  line-height: 1.7;
}
.sbda-seo h2 {
  color: var(--sbda-text);
  font-size: 17px;
  margin: 14px 0 6px;
}
.sbda-seo h2 i { color: var(--sbda-coral); margin-right: 6px; }
.sbda-seo p { margin-bottom: 10px; }
.sbda-seo a {
  color: var(--sbda-coral);
  font-weight: 700;
  border-bottom: 1px dashed rgba(240,128,128,0.5);
}
.sbda-seo strong { color: var(--sbda-text-soft); }

/* ---------- FAQ ---------- */
.sbda-faq { padding: 16px 14px; }
.sbda-faq-item {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--sbda-border);
  border-radius: 12px;
  margin-bottom: 10px;
  overflow: hidden;
}
.sbda-faq-q {
  padding: 12px 14px;
  font-weight: 700;
  color: var(--sbda-text);
  font-size: 13.5px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}
.sbda-faq-q i { color: var(--sbda-coral); transition: transform 0.2s; }
.sbda-faq-item.sbda-open .sbda-faq-q i { transform: rotate(45deg); }
.sbda-faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
  padding: 0 14px;
  color: var(--sbda-cream);
  font-size: 13px;
}
.sbda-faq-item.sbda-open .sbda-faq-a {
  max-height: 240px;
  padding: 0 14px 12px;
}

/* ---------- Footer ---------- */
.sbda-footer {
  background: #141214;
  border-top: 1px solid var(--sbda-border);
  padding: 22px 14px 18px;
  color: var(--sbda-cream);
}
.sbda-footer-brand {
  font-weight: 800;
  color: var(--sbda-text);
  margin-bottom: 6px;
}
.sbda-footer-brand span { color: var(--sbda-coral); }
.sbda-footer-desc {
  font-size: 12.5px;
  opacity: 0.8;
  margin-bottom: 14px;
  line-height: 1.6;
}
.sbda-footer-promos {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.sbda-footer-promos .sbda-btn { padding: 8px 14px; font-size: 13px; }
.sbda-footer-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px 12px;
  margin-bottom: 14px;
}
.sbda-footer-links a {
  font-size: 12.5px;
  color: var(--sbda-cream);
  padding: 4px 0;
}
.sbda-footer-links a:hover { color: var(--sbda-coral); }
.sbda-footer-copy {
  border-top: 1px solid var(--sbda-border);
  padding-top: 12px;
  font-size: 11.5px;
  opacity: 0.7;
  text-align: center;
}

/* ---------- Mobile bottom navigation ---------- */
.sbda-bottom-nav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: 62px;
  z-index: 1000;
  background: linear-gradient(180deg, #2c2830, #141214);
  border-top: 1px solid var(--sbda-border);
  display: flex;
  justify-content: space-around;
  align-items: stretch;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.4);
}
.sbda-bottom-nav a {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  min-width: 60px;
  min-height: 60px;
  color: var(--sbda-cream);
  font-size: 10.5px;
  font-weight: 600;
  text-decoration: none;
  position: relative;
  transition: color 0.18s;
}
.sbda-bottom-nav a i {
  font-size: 22px;
  transition: transform 0.18s;
}
.sbda-bottom-nav a.sbda-nav-promo {
  color: var(--sbda-coral);
}
.sbda-bottom-nav a.sbda-nav-promo i {
  transform: translateY(-2px);
}
.sbda-bottom-nav a:active i { transform: scale(1.15); }
.sbda-bottom-nav a.sbda-active {
  color: var(--sbda-text-soft);
}
.sbda-bottom-nav a.sbda-active::before {
  content: "";
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 28px; height: 3px;
  border-radius: 0 0 6px 6px;
  background: var(--sbda-coral);
}
@media (min-width: 769px) {
  .sbda-bottom-nav { display: none; }
  .sbda-wrapper { max-width: 430px; }
}

/* ---------- Desktop niceties ---------- */
@media (min-width: 769px) {
  body { background: #0d0c0e; }
  .sbda-wrapper { box-shadow: 0 0 40px rgba(0,0,0,0.5); }
}