/* ============================================================
 * bl5555.click - Core Stylesheet (design-27cf.css)
 * All custom classes use prefix: s27c-
 * Palette: #6F4E37 (primary) | #2E4057 (deep background) | #E0E0E0 (text)
 * Mobile-first, root font 62.5%, max-width 430px on phone
 * Code comments in English
 * ============================================================ */

:root {
  --s27c-primary: #6F4E37;
  --s27c-primary-dark: #5A3E2B;
  --s27c-bg: #2E4057;
  --s27c-bg-deep: #243345;
  --s27c-bg-card: #354963;
  --s27c-text: #E0E0E0;
  --s27c-text-muted: #B5B5B5;
  --s27c-accent: #D4A574;
  --s27c-accent-soft: #F0D9B5;
  --s27c-gold: #E8B84B;
  --s27c-success: #5BA876;
  --s27c-border: rgba(224, 224, 224, 0.12);
  --s27c-shadow: 0 0.4rem 1.2rem rgba(0, 0, 0, 0.35);
  --s27c-radius: 1.2rem;
  --s27c-radius-sm: 0.8rem;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 62.5%; /* 1rem = 10px */
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", "Inter", "Helvetica Neue", Arial, sans-serif;
  background: var(--s27c-bg);
  color: var(--s27c-text);
  line-height: 1.5rem;
  font-size: 1.4rem;
  max-width: 430px;
  margin: 0 auto;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

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

a {
  color: var(--s27c-accent);
  text-decoration: none;
}

a:hover, a:focus {
  text-decoration: underline;
}

/* ============== Header ============== */
.s27c-header {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  height: 6rem;
  background: var(--s27c-bg-deep);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.2rem;
  z-index: 1000;
  border-bottom: 0.1rem solid var(--s27c-border);
  box-shadow: 0 0.3rem 0.8rem rgba(0, 0, 0, 0.3);
}

.s27c-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-width: 0;
}

.s27c-logo-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.6rem;
  object-fit: cover;
  border: 0.1rem solid var(--s27c-primary);
}

.s27c-logo-text {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--s27c-accent);
  letter-spacing: 0.05rem;
}

.s27c-header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.s27c-btn-register, .s27c-btn-login {
  font-size: 1.3rem;
  font-weight: 700;
  padding: 0.7rem 1.6rem;
  border-radius: 2rem;
  border: none;
  cursor: pointer;
  min-height: 4rem;
  transition: transform 0.18s ease, opacity 0.18s ease;
}

.s27c-btn-register {
  background: linear-gradient(135deg, var(--s27c-gold), var(--s27c-primary));
  color: #1a1209;
}

.s27c-btn-login {
  background: transparent;
  border: 0.15rem solid var(--s27c-accent);
  color: var(--s27c-accent);
}

.s27c-btn-register:hover, .s27c-btn-login:hover {
  transform: scale(1.05);
  opacity: 0.95;
}

.s27c-menu-btn {
  background: transparent;
  border: none;
  color: var(--s27c-text);
  font-size: 2rem;
  cursor: pointer;
  padding: 0.6rem 0.8rem;
  min-width: 4.4rem;
  min-height: 4.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.s27c-menu-btn:focus {
  outline: 0.15rem solid var(--s27c-accent);
}

/* ============== Mobile Dropdown Menu ============== */
.s27c-mobile-menu {
  position: fixed;
  top: 6rem;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  background: var(--s27c-bg-deep);
  border-bottom: 0.15rem solid var(--s27c-primary);
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  z-index: 9999;
}

.s27c-mobile-menu.s27c-menu-open {
  max-height: 50rem;
  padding: 1rem 0;
  box-shadow: var(--s27c-shadow);
}

.s27c-mobile-menu a {
  display: block;
  padding: 1.2rem 1.5rem;
  color: var(--s27c-text);
  font-size: 1.4rem;
  border-bottom: 0.05rem solid var(--s27c-border);
  text-decoration: none;
}

.s27c-mobile-menu a:hover, .s27c-mobile-menu a:focus {
  background: var(--s27c-bg-card);
  color: var(--s27c-accent);
  text-decoration: none;
}

.s27c-menu-group-title {
  display: block;
  padding: 0.8rem 1.5rem 0.4rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--s27c-accent);
  text-transform: uppercase;
  letter-spacing: 0.08rem;
}

/* ============== Main / Layout ============== */
main {
  padding-top: 6.4rem;
  padding-bottom: 2rem;
}

.s27c-section {
  padding: 1.6rem 1.2rem 0.4rem;
}

.s27c-section-title {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--s27c-accent);
  margin-bottom: 0.8rem;
  padding-left: 0.4rem;
  border-left: 0.3rem solid var(--s27c-gold);
}

.s27c-section-subtitle {
  font-size: 1.3rem;
  color: var(--s27c-text-muted);
  margin-bottom: 1rem;
}

/* ============== Hero Carousel ============== */
.s27c-carousel {
  position: relative;
  overflow: hidden;
  border-radius: var(--s27c-radius);
  margin: 0.8rem 1.2rem 1.2rem;
  box-shadow: var(--s27c-shadow);
}

.s27c-carousel-track {
  display: flex;
  transition: transform 0.5s ease;
}

.s27c-slide {
  min-width: 100%;
  position: relative;
}

.s27c-slide img {
  width: 100%;
  height: 18rem;
  object-fit: cover;
  cursor: pointer;
}

.s27c-slide-cap {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.85));
  padding: 1.6rem 1rem 1rem;
  color: #fff;
}

.s27c-slide-cap b {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--s27c-accent-soft);
}

.s27c-slide-cap p {
  font-size: 1.2rem;
  margin-top: 0.3rem;
  color: var(--s27c-text);
}

.s27c-carousel-dots {
  position: absolute;
  bottom: 0.6rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
}

.s27c-carousel-dot {
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  background: rgba(224, 224, 224, 0.4);
  border: none;
  cursor: pointer;
}

.s27c-carousel-dot.s27c-dot-active {
  background: var(--s27c-gold);
  transform: scale(1.15);
}

.s27c-nav-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  border: none;
  font-size: 1.8rem;
  padding: 0.6rem 0.9rem;
  border-radius: 50%;
  cursor: pointer;
  min-width: 4rem;
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.s27c-nav-arrow:hover { background: rgba(0, 0, 0, 0.75); }
.s27c-arrow-prev { left: 0.6rem; }
.s27c-arrow-next { right: 0.6rem; }

/* ============== H1 / Intro ============== */
.s27c-h1 {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--s27c-accent);
  margin: 0.6rem 1.2rem 0.4rem;
  line-height: 2.5rem;
}

.s27c-intro {
  font-size: 1.35rem;
  color: var(--s27c-text);
  margin: 0 1.2rem 1rem;
  line-height: 2rem;
}

.s27c-intro b {
  color: var(--s27c-gold);
}

/* ============== Filter Bar ============== */
.s27c-filter-bar {
  display: flex;
  gap: 0.6rem;
  overflow-x: auto;
  padding: 0 1.2rem 0.6rem;
  scrollbar-width: none;
}

.s27c-filter-bar::-webkit-scrollbar { display: none; }

.s27c-filter-btn {
  background: var(--s27c-bg-card);
  color: var(--s27c-text);
  border: 0.1rem solid var(--s27c-border);
  padding: 0.7rem 1.2rem;
  border-radius: 2rem;
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  min-height: 3.8rem;
}

.s27c-filter-btn.s27c-filter-active {
  background: var(--s27c-primary);
  color: var(--s27c-accent-soft);
  border-color: var(--s27c-accent);
}

/* ============== Game Grid ============== */
.s27c-game-block {
  margin-bottom: 1.6rem;
}

.s27c-game-block-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--s27c-accent);
  padding: 0.4rem 1.2rem;
  border-left: 0.3rem solid var(--s27c-primary);
  margin-bottom: 0.8rem;
}

.s27c-game-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.7rem;
  padding: 0 1.2rem;
}

.s27c-game-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--s27c-bg-card);
  border-radius: var(--s27c-radius-sm);
  padding: 0.5rem;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  text-align: center;
}

.s27c-game-card:hover, .s27c-game-card:active {
  transform: translateY(-0.3rem);
  box-shadow: 0 0.4rem 1rem rgba(0, 0, 0, 0.4);
}

.s27c-game-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 0.6rem;
  margin-bottom: 0.4rem;
}

.s27c-game-card-name {
  font-size: 1.05rem;
  color: var(--s27c-text);
  font-weight: 600;
  line-height: 1.3rem;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  min-height: 2.6rem;
}

/* ============== Info Cards / Modules ============== */
.s27c-card {
  background: var(--s27c-bg-card);
  border-radius: var(--s27c-radius);
  padding: 1.4rem;
  margin: 1rem 1.2rem;
  box-shadow: var(--s27c-shadow);
  border: 0.1rem solid var(--s27c-border);
}

.s27c-card h2 {
  font-size: 1.7rem;
  color: var(--s27c-accent);
  margin-bottom: 0.8rem;
  font-weight: 800;
}

.s27c-card h3 {
  font-size: 1.4rem;
  color: var(--s27c-gold);
  margin: 0.9rem 0 0.4rem;
  font-weight: 700;
}

.s27c-card p {
  font-size: 1.3rem;
  color: var(--s27c-text);
  line-height: 1.9rem;
  margin-bottom: 0.6rem;
}

.s27c-card ul, .s27c-card ol {
  padding-left: 1.6rem;
  margin: 0.4rem 0 0.8rem;
}

.s27c-card li {
  font-size: 1.3rem;
  color: var(--s27c-text);
  line-height: 1.9rem;
  margin-bottom: 0.4rem;
}

/* Tabs */
.s27c-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.s27c-tab-btn {
  background: var(--s27c-bg-deep);
  color: var(--s27c-text-muted);
  border: 0.1rem solid var(--s27c-border);
  padding: 0.6rem 1rem;
  border-radius: 1.6rem;
  font-size: 1.2rem;
  cursor: pointer;
  min-height: 3.4rem;
}

.s27c-tab-btn.s27c-tab-btn-active {
  background: var(--s27c-primary);
  color: var(--s27c-accent-soft);
  border-color: var(--s27c-accent);
}

.s27c-tab-pane {
  display: none;
}

.s27c-tab-pane.s27c-tab-active {
  display: block;
}

/* Stats / RTP compact */
.s27c-stat-row {
  display: flex;
  justify-content: space-between;
  padding: 0.6rem 0;
  border-bottom: 0.05rem solid var(--s27c-border);
  font-size: 1.25rem;
}

.s27c-stat-row span:first-child { color: var(--s27c-text-muted); }
.s27c-stat-row span:last-child { color: var(--s27c-accent); font-weight: 700; }

.s27c-stat-bar {
  background: var(--s27c-bg-deep);
  height: 0.6rem;
  border-radius: 0.3rem;
  overflow: hidden;
  margin-top: 0.3rem;
}

.s27c-stat-bar-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--s27c-primary), var(--s27c-gold));
}

/* Testimonials */
.s27c-testimonial {
  background: var(--s27c-bg-deep);
  border-radius: var(--s27c-radius-sm);
  padding: 1rem;
  margin-bottom: 0.8rem;
  border-left: 0.3rem solid var(--s27c-gold);
}

.s27c-testimonial strong {
  color: var(--s27c-accent);
  font-size: 1.3rem;
}

.s27c-testimonial .s27c-stars {
  color: var(--s27c-gold);
  font-size: 1.2rem;
  margin: 0.2rem 0;
}

/* Payment chips */
.s27c-pay-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.4rem;
}

.s27c-pay-chip {
  background: var(--s27c-bg-deep);
  color: var(--s27c-text);
  border: 0.1rem solid var(--s27c-border);
  border-radius: 1.5rem;
  padding: 0.5rem 1rem;
  font-size: 1.2rem;
  font-weight: 600;
}

/* Winners ticker */
.s27c-winner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.7rem 0;
  border-bottom: 0.05rem solid var(--s27c-border);
  font-size: 1.25rem;
}

.s27c-winner-name { color: var(--s27c-accent); font-weight: 700; }
.s27c-winner-amount { color: var(--s27c-gold); font-weight: 800; }

/* Promo CTA */
.s27c-cta-banner {
  background: linear-gradient(135deg, var(--s27c-primary), var(--s27c-bg-card));
  border-radius: var(--s27c-radius);
  padding: 1.6rem;
  margin: 1rem 1.2rem;
  text-align: center;
  box-shadow: var(--s27c-shadow);
  border: 0.1rem solid var(--s27c-accent);
}

.s27c-cta-banner h3 {
  color: var(--s27c-accent-soft);
  font-size: 1.7rem;
  margin-bottom: 0.5rem;
}

.s27c-cta-banner p {
  color: var(--s27c-text);
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.s27c-cta-btn {
  background: var(--s27c-gold);
  color: #1a1209;
  font-weight: 800;
  padding: 1rem 2.4rem;
  border-radius: 2.4rem;
  border: none;
  cursor: pointer;
  font-size: 1.4rem;
  min-height: 4.4rem;
  transition: transform 0.18s ease;
}

.s27c-cta-btn:hover { transform: scale(1.05); }

.s27c-text-link {
  color: var(--s27c-gold);
  font-weight: 700;
  text-decoration: underline;
  cursor: pointer;
}

/* ============== Footer ============== */
.s27c-footer {
  background: var(--s27c-bg-deep);
  padding: 2rem 1.2rem 8rem;
  margin-top: 2rem;
  border-top: 0.15rem solid var(--s27c-primary);
}

.s27c-footer-brand {
  font-size: 1.5rem;
  color: var(--s27c-accent);
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.s27c-footer-desc {
  font-size: 1.2rem;
  color: var(--s27c-text-muted);
  line-height: 1.8rem;
  margin-bottom: 1rem;
}

.s27c-footer-promo {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.8rem 0 1.2rem;
}

.s27c-footer-link {
  color: var(--s27c-text);
  font-size: 1.25rem;
  padding: 0.4rem 0;
  display: block;
}

.s27c-footer-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 0.8rem 0 1.2rem;
}

.s27c-footer-col h4 {
  color: var(--s27c-accent);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.s27c-footer-col a {
  display: block;
  color: var(--s27c-text-muted);
  font-size: 1.2rem;
  padding: 0.3rem 0;
}

.s27c-copyright {
  font-size: 1.15rem;
  color: var(--s27c-text-muted);
  text-align: center;
  padding-top: 1rem;
  border-top: 0.05rem solid var(--s27c-border);
}

/* ============== Mobile Bottom Nav ============== */
.s27c-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  height: 6.2rem;
  background: var(--s27c-bg-deep);
  display: flex;
  justify-content: space-around;
  align-items: center;
  z-index: 1000;
  border-top: 0.15rem solid var(--s27c-primary);
  box-shadow: 0 -0.3rem 0.8rem rgba(0, 0, 0, 0.4);
}

.s27c-bottom-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  min-width: 6rem;
  min-height: 6rem;
  background: transparent;
  border: none;
  color: var(--s27c-text-muted);
  gap: 0.3rem;
  cursor: pointer;
  padding: 0.4rem 0;
  transition: color 0.2s ease, transform 0.18s ease;
}

.s27c-bottom-nav-btn .s27c-nav-icon {
  font-size: 2.2rem;
  line-height: 1;
}

.s27c-bottom-nav-btn .s27c-nav-label {
  font-size: 1rem;
  font-weight: 600;
}

.s27c-bottom-nav-btn.s27c-nav-current {
  color: var(--s27c-gold);
}

.s27c-bottom-nav-btn.s27c-nav-current::before {
  content: "";
  position: absolute;
  top: 0;
  width: 3rem;
  height: 0.25rem;
  background: var(--s27c-gold);
  border-radius: 0 0 0.3rem 0.3rem;
}

.s27c-bottom-nav-btn:active {
  transform: scale(0.9);
  color: var(--s27c-accent);
}

/* ============== Back to top ============== */
.s27c-back-top {
  position: fixed;
  bottom: 7rem;
  right: 1.2rem;
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background: var(--s27c-primary);
  color: var(--s27c-accent-soft);
  border: none;
  font-size: 2rem;
  cursor: pointer;
  display: none;
  z-index: 999;
  box-shadow: var(--s27c-shadow);
}

.s27c-back-top.s27c-back-show {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ============== Desktop / >=769px ============== */
@media (min-width: 769px) {
  body {
    max-width: 480px;
  }
  .s27c-bottom-nav {
    display: none;
  }
  .s27c-footer {
    padding-bottom: 2rem;
  }
}

/* ============== Mobile padding clearance ============== */
@media (max-width: 768px) {
  main {
    padding-bottom: 8rem;
  }
}

/* ============== Small phone fine-tune ============== */
@media (max-width: 360px) {
  .s27c-game-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .s27c-h1 {
    font-size: 1.8rem;
  }
  .s27c-btn-register, .s27c-btn-login {
    padding: 0.6rem 1rem;
    font-size: 1.1rem;
  }
  .s27c-logo-text {
    font-size: 1.5rem;
  }
}