/**
 * 555 Angel Number - Core Stylesheet
 * All classes use ui4d- prefix for namespace isolation
 * Colors: #8B008B | #DAA520 | #262626 | #FFD700 | #8A2BE2
 */

:root {
  --ui4d-primary: #8B008B;
  --ui4d-gold: #DAA520;
  --ui4d-bg: #262626;
  --ui4d-bright: #FFD700;
  --ui4d-accent: #8A2BE2;
  --ui4d-text: #f5f5f5;
  --ui4d-text-dim: #b0b0b0;
  --ui4d-card-bg: #1e1e1e;
  --ui4d-border: #3a3a3a;
  --ui4d-radius: 0.8rem;
  --ui4d-shadow: 0 0.2rem 0.8rem rgba(0,0,0,0.4);
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 62.5%; scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--ui4d-bg);
  color: var(--ui4d-text);
  line-height: 1.5rem;
  font-size: 1.4rem;
  max-width: 430px;
  margin: 0 auto;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--ui4d-gold); text-decoration: none; }
a:hover { color: var(--ui4d-bright); }
img { max-width: 100%; height: auto; display: block; }

/* Container */
.ui4d-container { width: 100%; padding: 0 1.2rem; }
.ui4d-wrapper { max-width: 430px; margin: 0 auto; }
.ui4d-grid { display: grid; gap: 1rem; }

/* Header */
.ui4d-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  border-bottom: 0.2rem solid var(--ui4d-primary);
  max-width: 430px; margin: 0 auto;
}
.ui4d-header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.8rem 1.2rem; height: 5.6rem;
}
.ui4d-logo-area { display: flex; align-items: center; gap: 0.6rem; }
.ui4d-logo-area img { width: 2.8rem; height: 2.8rem; border-radius: 0.4rem; }
.ui4d-logo-text { font-size: 1.4rem; font-weight: 700; color: var(--ui4d-bright); }
.ui4d-header-actions { display: flex; gap: 0.6rem; align-items: center; }
.ui4d-btn-register {
  background: linear-gradient(135deg, var(--ui4d-primary), var(--ui4d-accent));
  color: #fff; padding: 0.6rem 1.4rem; border-radius: 2rem;
  font-size: 1.2rem; font-weight: 600; cursor: pointer; border: none;
  transition: transform 0.2s, box-shadow 0.2s;
}
.ui4d-btn-register:hover { transform: scale(1.05); box-shadow: 0 0.2rem 0.8rem rgba(139,0,139,0.5); }
.ui4d-btn-login {
  background: transparent; color: var(--ui4d-gold);
  border: 0.15rem solid var(--ui4d-gold); padding: 0.5rem 1.2rem;
  border-radius: 2rem; font-size: 1.2rem; font-weight: 600; cursor: pointer;
  transition: all 0.2s;
}
.ui4d-btn-login:hover { background: var(--ui4d-gold); color: #000; }
.ui4d-menu-toggle {
  background: none; border: none; color: var(--ui4d-text);
  font-size: 2.2rem; cursor: pointer; padding: 0.4rem;
}

/* Mobile Menu */
.ui4d-menu-overlay {
  display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6); z-index: 9998;
}
.ui4d-overlay-active { display: block; }
.ui4d-mobile-menu {
  position: fixed; top: 0; right: -80%; width: 75%; height: 100vh;
  background: linear-gradient(180deg, #1a1a2e, #0f0f1a);
  z-index: 9999; transition: right 0.3s ease; overflow-y: auto;
  padding: 2rem; border-left: 0.2rem solid var(--ui4d-primary);
}
.ui4d-menu-active { right: 0; }
.ui4d-menu-close {
  background: none; border: none; color: var(--ui4d-text);
  font-size: 2.4rem; cursor: pointer; position: absolute; top: 1rem; right: 1rem;
}
.ui4d-menu-links { list-style: none; margin-top: 4rem; }
.ui4d-menu-links li {
  border-bottom: 0.1rem solid var(--ui4d-border); padding: 1.2rem 0;
}
.ui4d-menu-links a {
  color: var(--ui4d-text); font-size: 1.4rem; display: flex; align-items: center; gap: 0.8rem;
}
.ui4d-menu-links a:hover { color: var(--ui4d-bright); }

/* Carousel */
.ui4d-carousel { position: relative; overflow: hidden; margin-top: 5.6rem; }
.ui4d-slide {
  display: none; width: 100%; cursor: pointer;
}
.ui4d-slide img { width: 100%; height: auto; min-height: 16rem; object-fit: cover; }
.ui4d-slide-active { display: block; }
.ui4d-dots {
  position: absolute; bottom: 1rem; left: 50%; transform: translateX(-50%);
  display: flex; gap: 0.6rem;
}
.ui4d-dot {
  width: 0.8rem; height: 0.8rem; border-radius: 50%;
  background: rgba(255,255,255,0.4); cursor: pointer; border: none;
  transition: background 0.3s;
}
.ui4d-dot-active { background: var(--ui4d-bright); }

/* Section */
.ui4d-section { padding: 2rem 1.2rem; }
.ui4d-section-title {
  font-size: 1.6rem; font-weight: 700; color: var(--ui4d-bright);
  margin-bottom: 1.2rem; padding-bottom: 0.6rem;
  border-bottom: 0.2rem solid var(--ui4d-primary);
}
.ui4d-section-title i { margin-right: 0.6rem; }

/* Game Grid */
.ui4d-game-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}
.ui4d-game-item {
  text-align: center; cursor: pointer;
  transition: transform 0.2s;
}
.ui4d-game-item:hover { transform: translateY(-0.2rem); }
.ui4d-game-item img {
  width: 100%; aspect-ratio: 1; object-fit: cover;
  border-radius: 0.6rem; border: 0.15rem solid var(--ui4d-border);
  transition: border-color 0.3s;
}
.ui4d-game-item:hover img { border-color: var(--ui4d-gold); }
.ui4d-game-name {
  font-size: 1.1rem; color: var(--ui4d-text-dim);
  margin-top: 0.3rem; overflow: hidden; text-overflow: ellipsis;
  white-space: nowrap;
}

/* Category Title */
.ui4d-cat-title {
  font-size: 1.4rem; font-weight: 600; color: var(--ui4d-gold);
  margin: 1.6rem 0 0.8rem; display: flex; align-items: center; gap: 0.5rem;
}

/* Cards */
.ui4d-card {
  background: var(--ui4d-card-bg); border-radius: var(--ui4d-radius);
  padding: 1.4rem; margin-bottom: 1rem; border: 0.1rem solid var(--ui4d-border);
  box-shadow: var(--ui4d-shadow);
}
.ui4d-card h3 { font-size: 1.4rem; color: var(--ui4d-bright); margin-bottom: 0.6rem; }
.ui4d-card p { font-size: 1.2rem; color: var(--ui4d-text-dim); line-height: 1.6rem; }

/* Promo Buttons */
.ui4d-promo-btn {
  display: inline-block; padding: 0.8rem 2rem;
  background: linear-gradient(135deg, var(--ui4d-primary), var(--ui4d-accent));
  color: #fff; font-weight: 700; font-size: 1.3rem;
  border-radius: 2.5rem; cursor: pointer; border: none;
  transition: transform 0.2s, box-shadow 0.2s;
  text-align: center;
}
.ui4d-promo-btn:hover {
  transform: scale(1.05); box-shadow: 0 0.4rem 1.2rem rgba(139,0,139,0.6);
}
.ui4d-promo-link {
  color: var(--ui4d-bright); font-weight: 600; cursor: pointer;
  text-decoration: underline;
}

/* Footer */
.ui4d-footer {
  background: linear-gradient(180deg, #1a1a2e, #0a0a14);
  padding: 2rem 1.2rem 8rem; border-top: 0.2rem solid var(--ui4d-primary);
}
.ui4d-footer-brand { text-align: center; margin-bottom: 1.4rem; }
.ui4d-footer-brand p { font-size: 1.2rem; color: var(--ui4d-text-dim); line-height: 1.6rem; }
.ui4d-footer-links {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 0.8rem;
  margin-bottom: 1.4rem;
}
.ui4d-footer-links a {
  color: var(--ui4d-gold); font-size: 1.1rem; padding: 0.4rem 0.8rem;
  background: rgba(218,165,32,0.1); border-radius: 1.2rem;
  transition: background 0.3s;
}
.ui4d-footer-links a:hover { background: rgba(218,165,32,0.25); }
.ui4d-copyright {
  text-align: center; font-size: 1.1rem; color: var(--ui4d-text-dim);
  padding-top: 1rem; border-top: 0.1rem solid var(--ui4d-border);
}

/* Bottom Nav */
.ui4d-bottom-nav {
  display: none; position: fixed; bottom: 0; left: 0; right: 0;
  z-index: 1000; background: linear-gradient(180deg, #1a1a2e, #0f0f14);
  border-top: 0.15rem solid var(--ui4d-primary);
  height: 6rem; max-width: 430px; margin: 0 auto;
}
.ui4d-bottom-inner {
  display: flex; justify-content: space-around; align-items: center;
  height: 100%; padding: 0 0.4rem;
}
.ui4d-nav-btn {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-width: 6rem; min-height: 5rem; background: none; border: none;
  color: var(--ui4d-text-dim); cursor: pointer; transition: all 0.2s;
  border-radius: 0.6rem; padding: 0.4rem;
}
.ui4d-nav-btn:hover { color: var(--ui4d-bright); background: rgba(139,0,139,0.15); }
.ui4d-nav-btn-icon { font-size: 2.2rem; margin-bottom: 0.2rem; }
.ui4d-nav-btn-label { font-size: 1rem; }
.ui4d-nav-btn-active { color: var(--ui4d-bright); }
.ui4d-nav-btn-active .ui4d-nav-btn-icon { text-shadow: 0 0 0.8rem var(--ui4d-bright); }

/* Content Modules */
.ui4d-content-block { padding: 1.4rem 1.2rem; }
.ui4d-content-block h2 {
  font-size: 1.5rem; color: var(--ui4d-bright); margin-bottom: 0.8rem;
}
.ui4d-content-block p {
  font-size: 1.2rem; color: var(--ui4d-text-dim); line-height: 1.7rem;
  margin-bottom: 0.6rem;
}
.ui4d-content-block ul {
  list-style: none; padding: 0; margin-bottom: 0.8rem;
}
.ui4d-content-block li {
  font-size: 1.2rem; color: var(--ui4d-text-dim);
  padding: 0.4rem 0; padding-left: 1.4rem; position: relative;
  line-height: 1.6rem;
}
.ui4d-content-block li::before {
  content: ''; position: absolute; left: 0; top: 0.9rem;
  width: 0.6rem; height: 0.6rem; border-radius: 50%;
  background: var(--ui4d-gold);
}

/* FAQ */
.ui4d-faq-item { margin-bottom: 0.8rem; }
.ui4d-faq-q {
  font-size: 1.3rem; font-weight: 600; color: var(--ui4d-gold);
  margin-bottom: 0.3rem;
}
.ui4d-faq-a { font-size: 1.2rem; color: var(--ui4d-text-dim); line-height: 1.6rem; }

/* Highlight Box */
.ui4d-highlight {
  background: linear-gradient(135deg, rgba(139,0,139,0.15), rgba(138,43,226,0.1));
  border: 0.1rem solid var(--ui4d-primary); border-radius: var(--ui4d-radius);
  padding: 1.2rem; margin: 1rem 0;
}
.ui4d-highlight p { font-size: 1.2rem; color: var(--ui4d-text); line-height: 1.6rem; }

/* Winner Item */
.ui4d-winner {
  display: flex; align-items: center; gap: 0.8rem;
  padding: 0.6rem 0; border-bottom: 0.1rem solid var(--ui4d-border);
}
.ui4d-winner-name { font-size: 1.2rem; color: var(--ui4d-text); flex: 1; }
.ui4d-winner-amount { font-size: 1.2rem; color: var(--ui4d-bright); font-weight: 600; }

/* Responsive */
@media (min-width: 769px) {
  .ui4d-bottom-nav { display: none !important; }
  body { padding-bottom: 0; }
}
@media (max-width: 768px) {
  main { padding-bottom: 8rem; }
  .ui4d-bottom-nav { display: block; }
}