/**
 * 5666b Theme Stylesheet
 * File: css/theme-da19.css
 * Prefix: sda1-
 * All classes use sda1- prefix for namespace isolation
 * Colors: #3A3A3A (dark bg) | #4A4A4A (text)
 */

/* CSS Variables */
:root {
  --sda1-primary: #E8B830;
  --sda1-primary-dark: #C49A1A;
  --sda1-secondary: #F5D060;
  --sda1-bg: #3A3A3A;
  --sda1-bg-dark: #2A2A2A;
  --sda1-bg-card: #333333;
  --sda1-text: #F0F0F0;
  --sda1-text-muted: #B0B0B0;
  --sda1-accent: #FF6B35;
  --sda1-success: #2ECC71;
  --sda1-border: #555555;
  --sda1-gradient: linear-gradient(135deg, #E8B830 0%, #FF6B35 100%);
  font-size: 62.5%;
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--sda1-bg);
  color: var(--sda1-text);
  font-size: 1.5rem;
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}
a { color: var(--sda1-primary); text-decoration: none; }
a:hover { color: var(--sda1-secondary); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* Header */
.sda1-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: var(--sda1-bg-dark);
  border-bottom: 1px solid var(--sda1-border);
  height: 56px; display: flex; align-items: center;
  padding: 0 1rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.sda1-header-inner {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; max-width: 430px; margin: 0 auto;
}
.sda1-logo {
  display: flex; align-items: center; gap: 0.6rem;
}
.sda1-logo img { width: 28px; height: 28px; border-radius: 4px; }
.sda1-logo-text {
  font-size: 1.6rem; font-weight: 700;
  color: var(--sda1-primary);
  letter-spacing: 0.5px;
}
.sda1-header-actions {
  display: flex; align-items: center; gap: 0.6rem;
}
.sda1-btn-register, .sda1-btn-login {
  padding: 0.5rem 1.2rem; border-radius: 6px; border: none;
  font-size: 1.2rem; font-weight: 600; cursor: pointer;
  transition: all 0.2s ease; min-height: 34px;
}
.sda1-btn-register {
  background: var(--sda1-gradient); color: #1a1a1a;
}
.sda1-btn-register:hover { opacity: 0.9; transform: scale(1.03); }
.sda1-btn-login {
  background: transparent; color: var(--sda1-primary);
  border: 1.5px solid var(--sda1-primary);
}
.sda1-btn-login:hover { background: rgba(232,184,48,0.1); }
.sda1-menu-toggle {
  background: none; border: none; color: var(--sda1-text);
  font-size: 2rem; cursor: pointer; padding: 0.4rem;
  display: flex; align-items: center; justify-content: center;
}

/* Mobile Menu */
.sda1-mobile-menu {
  position: fixed; top: 0; right: -280px; width: 280px; height: 100%;
  background: var(--sda1-bg-dark); z-index: 9999;
  transition: right 0.3s ease; padding: 6rem 1.5rem 2rem;
  overflow-y: auto;
}
.sda1-menu-active { right: 0; }
.sda1-menu-overlay {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0,0,0,0.6); z-index: 9998;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s ease;
}
.sda1-overlay-active { opacity: 1; pointer-events: auto; }
.sda1-menu-close {
  position: absolute; top: 1rem; right: 1rem;
  background: none; border: none; color: var(--sda1-text);
  font-size: 2.2rem; cursor: pointer;
}
.sda1-menu-list { margin-top: 1rem; }
.sda1-menu-link {
  display: block; padding: 1rem 0.8rem; color: var(--sda1-text);
  font-size: 1.4rem; border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: all 0.2s ease;
}
.sda1-menu-link:hover {
  color: var(--sda1-primary); padding-left: 1.2rem;
}

/* Main Content */
.sda1-main {
  margin-top: 56px; padding: 1rem;
  max-width: 430px; margin-left: auto; margin-right: auto;
}

/* Carousel */
.sda1-carousel {
  position: relative; border-radius: 10px; overflow: hidden;
  margin-bottom: 2rem; aspect-ratio: 16/9;
}
.sda1-carousel-slide {
  display: none; width: 100%; height: 100%;
}
.sda1-carousel-slide img { width: 100%; height: 100%; object-fit: cover; }
.sda1-slide-active { display: block; }
.sda1-carousel-dots {
  position: absolute; bottom: 8px; left: 50%;
  transform: translateX(-50%); display: flex; gap: 6px;
}
.sda1-carousel-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(255,255,255,0.4); cursor: pointer;
  border: none; transition: all 0.3s;
}
.sda1-dot-active { background: var(--sda1-primary); width: 20px; border-radius: 4px; }

/* Section */
.sda1-section {
  margin-bottom: 2rem; padding: 1.2rem;
  background: var(--sda1-bg-card); border-radius: 10px;
}
.sda1-section-title {
  font-size: 1.8rem; font-weight: 700; color: var(--sda1-primary);
  margin-bottom: 1rem; padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--sda1-primary);
}
.sda1-section-title i { margin-right: 0.5rem; }

/* Game Grid */
.sda1-game-category-title {
  font-size: 1.6rem; font-weight: 600; color: var(--sda1-secondary);
  margin: 1.2rem 0 0.8rem; padding-left: 0.3rem;
}
.sda1-game-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}
.sda1-game-item {
  text-align: center; cursor: pointer;
  transition: transform 0.2s;
}
.sda1-game-item:hover { transform: scale(1.05); }
.sda1-game-item img {
  width: 100%; aspect-ratio: 1; border-radius: 10px;
  object-fit: cover; border: 2px solid transparent;
  transition: border-color 0.2s;
}
.sda1-game-item:hover img { border-color: var(--sda1-primary); }
.sda1-game-name {
  font-size: 1.1rem; color: var(--sda1-text-muted);
  margin-top: 0.3rem; line-height: 1.2;
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}

/* Promo Link Styles */
.sda1-promo-text {
  color: var(--sda1-primary); font-weight: 700; cursor: pointer;
  transition: color 0.2s;
}
.sda1-promo-text:hover { color: var(--sda1-secondary); }
.sda1-promo-btn {
  display: inline-block; padding: 1rem 2.5rem;
  background: var(--sda1-gradient); color: #1a1a1a;
  border-radius: 8px; font-size: 1.6rem; font-weight: 700;
  cursor: pointer; border: none; text-align: center;
  transition: all 0.3s; margin: 0.5rem 0;
}
.sda1-promo-btn:hover { transform: scale(1.05); box-shadow: 0 4px 15px rgba(232,184,48,0.4); }

/* Content Blocks */
.sda1-content-block { margin-bottom: 1.5rem; }
.sda1-content-block h2 {
  font-size: 1.7rem; color: var(--sda1-primary); margin-bottom: 0.8rem;
}
.sda1-content-block h3 {
  font-size: 1.4rem; color: var(--sda1-secondary); margin: 0.8rem 0 0.5rem;
}
.sda1-content-block p {
  color: var(--sda1-text-muted); line-height: 1.6; margin-bottom: 0.8rem;
  font-size: 1.3rem;
}
.sda1-content-block ul {
  padding-left: 1.5rem; margin-bottom: 0.8rem;
}
.sda1-content-block li {
  color: var(--sda1-text-muted); margin-bottom: 0.4rem;
  font-size: 1.3rem; list-style: disc;
}

/* Testimonials */
.sda1-testimonial {
  background: var(--sda1-bg-dark); border-radius: 8px;
  padding: 1rem; margin-bottom: 0.8rem;
  border-left: 3px solid var(--sda1-primary);
}
.sda1-testimonial-name {
  font-weight: 600; color: var(--sda1-primary); font-size: 1.3rem;
}
.sda1-testimonial-text {
  color: var(--sda1-text-muted); font-size: 1.2rem; margin-top: 0.3rem;
}

/* Stats */
.sda1-stats-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.8rem;
}
.sda1-stat-card {
  background: var(--sda1-bg-dark); border-radius: 8px;
  padding: 1rem; text-align: center;
  border: 1px solid var(--sda1-border);
}
.sda1-stat-number {
  font-size: 2rem; font-weight: 700; color: var(--sda1-primary);
}
.sda1-stat-label {
  font-size: 1.1rem; color: var(--sda1-text-muted); margin-top: 0.3rem;
}

/* Winners */
.sda1-winner-list { display: flex; flex-direction: column; gap: 0.5rem; }
.sda1-winner-item {
  display: flex; justify-content: space-between; align-items: center;
  background: var(--sda1-bg-dark); padding: 0.8rem 1rem;
  border-radius: 6px; font-size: 1.2rem;
}
.sda1-winner-name { color: var(--sda1-text); font-weight: 500; }
.sda1-winner-amount { color: var(--sda1-success); font-weight: 700; }

/* Payment */
.sda1-payment-grid {
  display: flex; flex-wrap: wrap; gap: 0.8rem;
  justify-content: center;
}
.sda1-payment-item {
  background: var(--sda1-bg-dark); padding: 0.6rem 1.2rem;
  border-radius: 6px; font-size: 1.2rem; color: var(--sda1-text);
  border: 1px solid var(--sda1-border);
}

/* Footer */
.sda1-footer {
  background: var(--sda1-bg-dark); padding: 2rem 1rem;
  margin-top: 2rem; border-top: 1px solid var(--sda1-border);
}
.sda1-footer-inner {
  max-width: 430px; margin: 0 auto;
}
.sda1-footer-brand {
  color: var(--sda1-text-muted); font-size: 1.2rem;
  line-height: 1.6; margin-bottom: 1.5rem;
}
.sda1-footer-links {
  display: flex; flex-wrap: wrap; gap: 0.6rem;
  margin-bottom: 1.5rem;
}
.sda1-footer-link {
  padding: 0.5rem 1rem; background: var(--sda1-bg);
  border-radius: 5px; font-size: 1.1rem;
  color: var(--sda1-text); border: 1px solid var(--sda1-border);
  cursor: pointer; transition: all 0.2s;
}
.sda1-footer-link:hover {
  color: var(--sda1-primary); border-color: var(--sda1-primary);
}
.sda1-footer-copy {
  text-align: center; color: var(--sda1-text-muted);
  font-size: 1.1rem; padding-top: 1rem;
  border-top: 1px solid var(--sda1-border);
}

/* Bottom Navigation */
.sda1-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000;
  background: var(--sda1-bg-dark);
  border-top: 1px solid var(--sda1-border);
  display: flex; justify-content: space-around; align-items: center;
  height: 60px;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.4);
}
.sda1-bottom-nav-btn {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; min-width: 60px; min-height: 56px;
  background: none; border: none; color: var(--sda1-text-muted);
  cursor: pointer; transition: all 0.2s; padding: 0.4rem;
  position: relative;
}
.sda1-bottom-nav-btn i, .sda1-bottom-nav-btn .material-icons-outlined,
.sda1-bottom-nav-btn ion-icon {
  font-size: 22px; margin-bottom: 2px;
}
.sda1-bottom-nav-btn span {
  font-size: 1rem; white-space: nowrap;
}
.sda1-bottom-nav-btn:hover, .sda1-nav-active {
  color: var(--sda1-primary);
}
.sda1-bottom-nav-btn:active {
  transform: scale(0.92);
}
.sda1-nav-active::after {
  content: ''; position: absolute; top: -1px; left: 50%;
  transform: translateX(-50%); width: 30px; height: 3px;
  background: var(--sda1-primary); border-radius: 0 0 3px 3px;
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .sda1-main { padding-bottom: 75px; }
  .sda1-bottom-nav { display: flex; }
}
@media (min-width: 769px) {
  .sda1-bottom-nav { display: none; }
  .sda1-main { max-width: 430px; }
}

/* FAQ Accordion */
.sda1-faq-item {
  border: 1px solid var(--sda1-border); border-radius: 6px;
  margin-bottom: 0.5rem; overflow: hidden;
}
.sda1-faq-q {
  padding: 0.8rem 1rem; font-weight: 600; color: var(--sda1-text);
  background: var(--sda1-bg-dark); font-size: 1.3rem;
}
.sda1-faq-a {
  padding: 0.8rem 1rem; color: var(--sda1-text-muted);
  font-size: 1.2rem; line-height: 1.5;
}

/* Feature Cards */
.sda1-feature-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.8rem;
}
.sda1-feature-card {
  background: var(--sda1-bg-dark); border-radius: 8px;
  padding: 1rem; text-align: center;
  border: 1px solid var(--sda1-border);
  transition: border-color 0.2s;
}
.sda1-feature-card:hover { border-color: var(--sda1-primary); }
.sda1-feature-card i {
  font-size: 2.4rem; color: var(--sda1-primary); margin-bottom: 0.5rem;
}
.sda1-feature-card h3 {
  font-size: 1.2rem; color: var(--sda1-text); margin-bottom: 0.3rem;
}
.sda1-feature-card p {
  font-size: 1.1rem; color: var(--sda1-text-muted);
}

/* App Download CTA */
.sda1-app-cta {
  background: var(--sda1-gradient); border-radius: 10px;
  padding: 1.5rem; text-align: center; margin: 1.5rem 0;
}
.sda1-app-cta h3 {
  font-size: 1.6rem; color: #1a1a1a; margin-bottom: 0.5rem;
}
.sda1-app-cta p {
  font-size: 1.2rem; color: #333; margin-bottom: 1rem;
}
.sda1-app-cta-btn {
  display: inline-block; padding: 0.8rem 2rem;
  background: #1a1a1a; color: var(--sda1-primary);
  border-radius: 8px; font-weight: 700; font-size: 1.4rem;
  cursor: pointer; border: none;
}

/* Step Guide */
.sda1-steps { counter-reset: step; }
.sda1-step {
  display: flex; gap: 1rem; margin-bottom: 1.2rem;
  align-items: flex-start;
}
.sda1-step-num {
  min-width: 32px; height: 32px; border-radius: 50%;
  background: var(--sda1-primary); color: #1a1a1a;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1.4rem;
}
.sda1-step-content h3 {
  font-size: 1.3rem; color: var(--sda1-text); margin-bottom: 0.3rem;
}
.sda1-step-content p {
  font-size: 1.2rem; color: var(--sda1-text-muted);
}

/* Internal link style */
.sda1-internal-link {
  color: var(--sda1-secondary); text-decoration: underline;
  text-underline-offset: 2px;
}
.sda1-internal-link:hover { color: var(--sda1-primary); }