/**
 * KKKKPH - Main Stylesheet
 * All classes use sae3- prefix for namespace isolation
 * Mobile-first design, max-width 430px
 * Color palette: #2E4057 bg, #FAFAFA text, #4169E1 accent, #FF6347 CTA, #FFC0CB/#FFB6C1 highlights
 */

/* CSS Custom Properties */
:root {
  --sae3-bg: #2E4057;
  --sae3-bg-light: #3a4f6a;
  --sae3-bg-dark: #1e2d3d;
  --sae3-text: #FAFAFA;
  --sae3-text-muted: #b0bec5;
  --sae3-primary: #4169E1;
  --sae3-primary-light: #5a7ff5;
  --sae3-secondary: #FF6347;
  --sae3-secondary-light: #ff7f66;
  --sae3-pink: #FFC0CB;
  --sae3-pink-light: #FFB6C1;
  --sae3-white: #FFFFFF;
  --sae3-border: rgba(255,255,255,0.1);
  --sae3-shadow: 0 2px 12px rgba(0,0,0,0.3);
  --sae3-radius: 10px;
  --sae3-radius-sm: 6px;
  --sae3-radius-lg: 16px;
  --sae3-header-h: 52px;
  --sae3-bottom-nav-h: 58px;
  --sae3-transition: all 0.3s ease;
  font-size: 62.5%;
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 1.4rem;
  line-height: 1.5;
  color: var(--sae3-text);
  background: var(--sae3-bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: var(--sae3-primary-light); text-decoration: none; transition: var(--sae3-transition); }
a:hover { color: var(--sae3-pink); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* Container & Wrapper */
.sae3-container { width: 100%; max-width: 430px; margin: 0 auto; padding: 0 1.2rem; }
.sae3-wrapper { position: relative; min-height: 100vh; }

/* Fixed Header */
.sae3-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--sae3-header-h); background: var(--sae3-bg-dark);
  border-bottom: 1px solid var(--sae3-border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 1.2rem; max-width: 430px; margin: 0 auto;
}
.sae3-header-left { display: flex; align-items: center; gap: 0.6rem; }
.sae3-logo { width: 28px; height: 28px; border-radius: 6px; }
.sae3-site-name { font-size: 1.6rem; font-weight: 700; color: var(--sae3-white);
  background: linear-gradient(135deg, var(--sae3-pink), var(--sae3-primary));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.sae3-header-right { display: flex; align-items: center; gap: 0.5rem; }
.sae3-btn-register, .sae3-btn-login {
  padding: 0.5rem 1rem; border-radius: var(--sae3-radius-sm);
  font-size: 1.2rem; font-weight: 600; cursor: pointer;
  border: none; transition: var(--sae3-transition);
  min-height: 32px; display: flex; align-items: center;
}
.sae3-btn-register {
  background: linear-gradient(135deg, var(--sae3-secondary), #ff8c42);
  color: var(--sae3-white);
}
.sae3-btn-register:hover { transform: scale(1.05); box-shadow: 0 0 12px rgba(255,99,71,0.4); }
.sae3-btn-login {
  background: transparent; color: var(--sae3-primary-light);
  border: 1px solid var(--sae3-primary);
}
.sae3-btn-login:hover { background: rgba(65,105,225,0.15); }
.sae3-hamburger {
  background: none; border: none; color: var(--sae3-text);
  font-size: 2rem; cursor: pointer; padding: 0.4rem;
  display: flex; align-items: center; justify-content: center;
}

/* Mobile Menu */
.sae3-mobile-menu {
  position: fixed; top: 0; right: -280px; width: 280px; height: 100vh;
  background: var(--sae3-bg-dark); z-index: 9999;
  transition: right 0.35s cubic-bezier(0.4,0,0.2,1);
  padding: 6rem 1.5rem 2rem; overflow-y: auto;
}
.sae3-menu-active { right: 0 !important; }
.sae3-mobile-menu a {
  display: flex; align-items: center; gap: 0.8rem;
  padding: 1rem 0; color: var(--sae3-text);
  border-bottom: 1px solid var(--sae3-border); font-size: 1.4rem;
}
.sae3-mobile-menu a:hover { color: var(--sae3-pink); padding-left: 0.5rem; }
.sae3-menu-close {
  position: absolute; top: 1rem; right: 1rem;
  background: none; border: none; color: var(--sae3-text);
  font-size: 2rem; cursor: pointer;
}

/* Overlay */
.sae3-overlay {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6); z-index: 9998;
  opacity: 0; visibility: hidden; transition: var(--sae3-transition);
}
.sae3-overlay-active { opacity: 1; visibility: visible; }

/* Main Content */
.sae3-main { padding-top: calc(var(--sae3-header-h) + 1rem); padding-bottom: 2rem; }
@media (max-width: 768px) {
  .sae3-main { padding-bottom: calc(var(--sae3-bottom-nav-h) + 1.5rem); }
}

/* Carousel */
.sae3-carousel { position: relative; width: 100%; border-radius: var(--sae3-radius); overflow: hidden; margin-bottom: 1.5rem; }
.sae3-carousel-inner { position: relative; width: 100%; aspect-ratio: 16/9; }
.sae3-carousel-slide {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  opacity: 0; transition: opacity 0.6s ease;
}
.sae3-slide-active { opacity: 1; }
.sae3-carousel-slide img { width: 100%; height: 100%; object-fit: cover; }
.sae3-carousel-dots {
  position: absolute; bottom: 8px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 6px; z-index: 2;
}
.sae3-carousel-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(255,255,255,0.4); border: none; cursor: pointer;
  transition: var(--sae3-transition); padding: 0;
}
.sae3-dot-active { background: var(--sae3-pink); transform: scale(1.3); }

/* Section Title */
.sae3-section-title {
  font-size: 1.8rem; font-weight: 700; color: var(--sae3-white);
  margin: 2rem 0 1rem; padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--sae3-primary);
  display: flex; align-items: center; gap: 0.6rem;
}
.sae3-section-title i, .sae3-section-title .material-icons {
  color: var(--sae3-pink); font-size: 2rem;
}

/* Game Grid - 4 columns compact */
.sae3-game-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0.6rem; margin-bottom: 1.5rem;
}
.sae3-game-item {
  display: flex; flex-direction: column; align-items: center;
  background: var(--sae3-bg-light); border-radius: var(--sae3-radius-sm);
  padding: 0.5rem 0.2rem; cursor: pointer; transition: var(--sae3-transition);
  border: 1px solid var(--sae3-border);
}
.sae3-game-item:hover { transform: translateY(-2px); border-color: var(--sae3-primary); box-shadow: var(--sae3-shadow); }
.sae3-game-item img { width: 52px; height: 52px; border-radius: 8px; margin-bottom: 0.3rem; }
.sae3-game-item span {
  font-size: 1rem; color: var(--sae3-text-muted); text-align: center;
  line-height: 1.2; display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden; max-width: 100%;
}
.sae3-touch-active { transform: scale(0.95); background: var(--sae3-bg-dark); }

/* Content Blocks */
.sae3-content-block {
  background: var(--sae3-bg-light); border-radius: var(--sae3-radius);
  padding: 1.5rem; margin-bottom: 1.5rem;
  border: 1px solid var(--sae3-border);
}
.sae3-content-block h2 {
  font-size: 1.7rem; color: var(--sae3-white); margin-bottom: 1rem;
  display: flex; align-items: center; gap: 0.5rem;
}
.sae3-content-block h3 { font-size: 1.4rem; color: var(--sae3-pink); margin: 1rem 0 0.5rem; }
.sae3-content-block p { color: var(--sae3-text-muted); margin-bottom: 0.8rem; line-height: 1.6; }

/* Feature Grid - 2 columns */
.sae3-feature-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 1rem; margin-bottom: 1.5rem;
}
.sae3-feature-card {
  background: linear-gradient(145deg, var(--sae3-bg-light), var(--sae3-bg-dark));
  border-radius: var(--sae3-radius); padding: 1.2rem;
  border: 1px solid var(--sae3-border); text-align: center;
  transition: var(--sae3-transition);
}
.sae3-feature-card:hover { border-color: var(--sae3-primary); transform: translateY(-2px); }
.sae3-feature-card i, .sae3-feature-card .material-icons { font-size: 2.4rem; color: var(--sae3-pink); margin-bottom: 0.5rem; }
.sae3-feature-card h3 { font-size: 1.3rem; color: var(--sae3-white); margin-bottom: 0.3rem; }
.sae3-feature-card p { font-size: 1.1rem; color: var(--sae3-text-muted); }

/* CTA Section */
.sae3-cta {
  background: linear-gradient(135deg, var(--sae3-primary), #6a5acd);
  border-radius: var(--sae3-radius-lg); padding: 2rem 1.5rem;
  text-align: center; margin: 2rem 0;
}
.sae3-cta h2 { font-size: 1.8rem; color: var(--sae3-white); margin-bottom: 0.8rem; }
.sae3-cta p { color: rgba(255,255,255,0.85); margin-bottom: 1.5rem; }
.sae3-cta-btn {
  display: inline-block; padding: 1rem 2.5rem;
  background: linear-gradient(135deg, var(--sae3-secondary), #ff8c42);
  color: var(--sae3-white); border-radius: 30px;
  font-size: 1.5rem; font-weight: 700; cursor: pointer;
  border: none; transition: var(--sae3-transition);
  min-height: 44px;
}
.sae3-cta-btn:hover { transform: scale(1.05); box-shadow: 0 4px 20px rgba(255,99,71,0.4); }

/* FAQ Accordion */
.sae3-faq-item { margin-bottom: 0.8rem; }
.sae3-faq-question {
  width: 100%; background: var(--sae3-bg-light);
  border: 1px solid var(--sae3-border); border-radius: var(--sae3-radius-sm);
  padding: 1rem 1.2rem; color: var(--sae3-white);
  font-size: 1.3rem; font-weight: 600; text-align: left;
  cursor: pointer; display: flex; justify-content: space-between; align-items: center;
  transition: var(--sae3-transition);
}
.sae3-faq-question:hover { border-color: var(--sae3-primary); }
.sae3-faq-answer {
  max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
  background: var(--sae3-bg-dark); border-radius: 0 0 var(--sae3-radius-sm) var(--sae3-radius-sm);
}
.sae3-faq-answer p { padding: 1rem 1.2rem; color: var(--sae3-text-muted); line-height: 1.6; }

/* Promo Link Styles */
.sae3-promo-link {
  color: var(--sae3-secondary); font-weight: 700;
  cursor: pointer; transition: var(--sae3-transition);
  text-decoration: underline;
}
.sae3-promo-link:hover { color: var(--sae3-pink); }

/* Footer */
.sae3-footer {
  background: var(--sae3-bg-dark); padding: 2rem 1.2rem 1.5rem;
  border-top: 1px solid var(--sae3-border); text-align: center;
}
.sae3-footer-brand { margin-bottom: 1.2rem; }
.sae3-footer-brand p { color: var(--sae3-text-muted); font-size: 1.2rem; line-height: 1.5; margin-bottom: 0.5rem; }
.sae3-footer-links {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 0.6rem; margin-bottom: 1.2rem;
}
.sae3-footer-links a {
  color: var(--sae3-primary-light); font-size: 1.1rem;
  padding: 0.3rem 0.6rem; background: rgba(65,105,225,0.1);
  border-radius: var(--sae3-radius-sm);
}
.sae3-footer-links a:hover { background: rgba(65,105,225,0.25); }
.sae3-footer-copy { color: var(--sae3-text-muted); font-size: 1.1rem; border-top: 1px solid var(--sae3-border); padding-top: 1rem; }

/* Partners */
.sae3-partners { display: flex; justify-content: center; gap: 1rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.sae3-partners img { height: 24px; opacity: 0.7; transition: var(--sae3-transition); }
.sae3-partners img:hover { opacity: 1; }

/* Bottom Navigation */
.sae3-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000;
  height: var(--sae3-bottom-nav-h);
  background: linear-gradient(180deg, var(--sae3-bg-dark), #0d1b2a);
  border-top: 1px solid var(--sae3-border);
  display: flex; justify-content: space-around; align-items: center;
  max-width: 430px; margin: 0 auto;
  box-shadow: 0 -4px 16px rgba(0,0,0,0.4);
}
.sae3-bottom-nav-btn {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-width: 60px; min-height: 50px; background: none; border: none;
  color: var(--sae3-text-muted); cursor: pointer; transition: var(--sae3-transition);
  font-size: 1rem; gap: 0.2rem;
}
.sae3-bottom-nav-btn i,
.sae3-bottom-nav-btn .material-icons,
.sae3-bottom-nav-btn ion-icon { font-size: 22px; transition: var(--sae3-transition); }
.sae3-bottom-nav-btn span { font-size: 1rem; }
.sae3-bottom-nav-btn:hover { color: var(--sae3-pink); }
.sae3-bottom-nav-btn:hover i,
.sae3-bottom-nav-btn:hover .material-icons,
.sae3-bottom-nav-btn:hover ion-icon { transform: scale(1.15); color: var(--sae3-pink); }
.sae3-nav-active { color: var(--sae3-pink) !important; }
.sae3-nav-active i,
.sae3-nav-active .material-icons,
.sae3-nav-active ion-icon { color: var(--sae3-pink) !important; transform: scale(1.1); }

/* H1 Title */
.sae3-h1-title {
  font-size: 2rem; font-weight: 800; color: var(--sae3-white);
  text-align: center; margin: 1.5rem 0 1rem; line-height: 1.3;
}
.sae3-h1-title span { color: var(--sae3-pink); }

/* Winner Strip */
.sae3-winner-strip {
  background: linear-gradient(90deg, var(--sae3-bg-dark), var(--sae3-bg-light));
  border-radius: var(--sae3-radius-sm); padding: 0.8rem 1rem;
  display: flex; align-items: center; gap: 0.8rem;
  margin-bottom: 1.5rem; overflow: hidden;
}
.sae3-winner-strip i { color: #FFD700; font-size: 1.6rem; }
.sae3-winner-text { color: var(--sae3-text-muted); font-size: 1.2rem; white-space: nowrap; }

/* Stats Grid */
.sae3-stats-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem; margin-bottom: 1.5rem;
}
.sae3-stat-card {
  background: var(--sae3-bg-light); border-radius: var(--sae3-radius-sm);
  padding: 1rem; text-align: center; border: 1px solid var(--sae3-border);
}
.sae3-stat-value { font-size: 2rem; font-weight: 700; color: var(--sae3-secondary); }
.sae3-stat-label { font-size: 1.1rem; color: var(--sae3-text-muted); margin-top: 0.3rem; }

/* Payment Methods */
.sae3-payment-row { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; margin: 1rem 0; }
.sae3-payment-item {
  background: var(--sae3-bg-dark); border: 1px solid var(--sae3-border);
  border-radius: var(--sae3-radius-sm); padding: 0.6rem 1rem;
  color: var(--sae3-text-muted); font-size: 1.2rem;
}

/* Responsive */
@media (min-width: 769px) {
  .sae3-bottom-nav { display: none; }
  .sae3-hamburger { display: none; }
  .sae3-container { max-width: 430px; }
  .sae3-header { max-width: 430px; margin: 0 auto; left: 50%; transform: translateX(-50%); }
}
@media (max-width: 768px) {
  .sae3-main { padding-bottom: calc(var(--sae3-bottom-nav-h) + 2rem); }
  .sae3-footer { padding-bottom: calc(var(--sae3-bottom-nav-h) + 2rem); }
}
@media (max-width: 360px) {
  .sae3-game-grid { grid-template-columns: repeat(3, 1fr); }
  .sae3-btn-register { padding: 0.4rem 0.6rem; font-size: 1.1rem; }
  .sae3-btn-login { padding: 0.4rem 0.6rem; font-size: 1.1rem; }
}