/**
 * bd222 Core CSS Stylesheet
 * Class prefix: uief-
 * Color palette: #2E4057 | #CED4DA | #CD853F | #48D1CC | #F0FDFF | #DEB887
 */

/* Root variables */
:root {
  --uief-primary: #2E4057;
  --uief-secondary: #CD853F;
  --uief-accent: #48D1CC;
  --uief-light: #F0FDFF;
  --uief-gray: #CED4DA;
  --uief-gold: #DEB887;
  --uief-bg: #1a2a3a;
  --uief-text: #F0FDFF;
  --uief-radius: 8px;
  --uief-shadow: 0 2px 12px rgba(0,0,0,0.25);
  font-size: 62.5%;
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--uief-bg);
  color: var(--uief-text);
  line-height: 1.5rem;
  font-size: 1.4rem;
  max-width: 430px;
  margin: 0 auto;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}
a { text-decoration: none; color: var(--uief-accent); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* Header */
.uief-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--uief-primary);
  border-bottom: 2px solid var(--uief-secondary);
  max-width: 430px;
  margin: 0 auto;
  padding: 0 1rem;
  height: 5.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.uief-logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}
.uief-logo-wrap img {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 4px;
}
.uief-logo-wrap span {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--uief-gold);
  white-space: nowrap;
}
.uief-header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.uief-btn-register, .uief-btn-login {
  border: none;
  border-radius: var(--uief-radius);
  padding: 0.6rem 1.2rem;
  font-size: 1.2rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s, opacity 0.15s;
  white-space: nowrap;
}
.uief-btn-register {
  background: linear-gradient(135deg, var(--uief-secondary), var(--uief-gold));
  color: #1a1a1a;
}
.uief-btn-login {
  background: transparent;
  color: var(--uief-accent);
  border: 1.5px solid var(--uief-accent);
}
.uief-btn-register:active, .uief-btn-login:active {
  transform: scale(0.95);
  opacity: 0.85;
}
.uief-menu-btn {
  background: none;
  border: none;
  color: var(--uief-text);
  font-size: 2rem;
  cursor: pointer;
  padding: 0.4rem;
  display: flex;
  align-items: center;
}

/* Mobile Menu */
.uief-mobile-menu {
  display: none;
  position: fixed;
  top: 5.2rem;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--uief-primary);
  border-bottom: 2px solid var(--uief-secondary);
  max-width: 430px;
  margin: 0 auto;
  padding: 1rem;
}
.uief-menu-active { display: block !important; }
.uief-mobile-menu a {
  display: block;
  padding: 1rem 1.2rem;
  color: var(--uief-text);
  font-size: 1.4rem;
  border-bottom: 1px solid rgba(206,212,218,0.15);
  transition: background 0.15s;
}
.uief-mobile-menu a:hover, .uief-mobile-menu a:active {
  background: rgba(72,209,204,0.12);
  color: var(--uief-accent);
}

/* Main Content */
.uief-main {
  padding-top: 5.8rem;
  min-height: 100vh;
}
@media (max-width: 768px) {
  .uief-main { padding-bottom: 8rem; }
}

/* Carousel */
.uief-carousel {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 0 0 var(--uief-radius) var(--uief-radius);
}
.uief-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  transition: opacity 0.6s ease;
  cursor: pointer;
}
.uief-slide-active {
  position: relative;
  opacity: 1;
}
.uief-slide img {
  width: 100%;
  aspect-ratio: 16/7;
  object-fit: cover;
}

/* Section titles */
.uief-section-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--uief-gold);
  padding: 1.5rem 1rem 0.8rem;
  border-left: 4px solid var(--uief-accent);
  margin: 1rem 0 0.5rem;
}
.uief-section-subtitle {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--uief-accent);
  padding: 1rem 1rem 0.4rem;
}

/* Game Grid */
.uief-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  padding: 0.5rem 0.8rem;
}
.uief-game-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  border-radius: var(--uief-radius);
  overflow: hidden;
  background: rgba(46,64,87,0.6);
  padding: 0.3rem;
  transition: transform 0.15s, box-shadow 0.15s;
}
.uief-game-card:active {
  transform: scale(0.95);
  box-shadow: 0 0 8px rgba(72,209,204,0.3);
}
.uief-game-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 6px;
}
.uief-game-card span {
  font-size: 1rem;
  color: var(--uief-text);
  text-align: center;
  padding: 0.2rem 0.1rem;
  line-height: 1.2rem;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* Content sections */
.uief-content-block {
  padding: 1rem;
  font-size: 1.3rem;
  line-height: 1.6rem;
}
.uief-content-block p {
  margin-bottom: 0.8rem;
}
.uief-content-block h3 {
  font-size: 1.5rem;
  color: var(--uief-accent);
  margin: 1rem 0 0.5rem;
}

/* Promo buttons */
.uief-promo-btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--uief-secondary), var(--uief-gold));
  color: #1a1a1a;
  font-weight: 700;
  padding: 0.8rem 2rem;
  border-radius: var(--uief-radius);
  font-size: 1.4rem;
  cursor: pointer;
  border: none;
  transition: transform 0.15s, box-shadow 0.15s;
  text-align: center;
}
.uief-promo-btn:active {
  transform: scale(0.96);
  box-shadow: 0 0 10px rgba(205,133,63,0.4);
}
.uief-promo-text {
  color: var(--uief-accent);
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
  transition: color 0.15s;
}
.uief-promo-text:hover {
  color: var(--uief-gold);
}

/* Footer */
.uief-footer {
  background: var(--uief-primary);
  border-top: 2px solid var(--uief-secondary);
  padding: 2rem 1rem 1rem;
  margin-top: 2rem;
  text-align: center;
}
.uief-footer-desc {
  font-size: 1.2rem;
  color: var(--uief-gray);
  margin-bottom: 1rem;
  line-height: 1.5rem;
}
.uief-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.uief-footer-links a {
  background: rgba(72,209,204,0.12);
  color: var(--uief-accent);
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  font-size: 1.1rem;
  transition: background 0.15s;
}
.uief-footer-links a:hover {
  background: rgba(72,209,204,0.25);
}
.uief-footer-copy {
  font-size: 1rem;
  color: rgba(206,212,218,0.5);
  margin-top: 0.5rem;
}

/* Bottom Navigation */
.uief-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--uief-primary);
  border-top: 2px solid var(--uief-secondary);
  max-width: 430px;
  margin: 0 auto;
  height: 6rem;
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 0 0.3rem;
}
@media (min-width: 769px) {
  .uief-bottom-nav { display: none; }
}
.uief-bottom-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 6rem;
  min-height: 5.4rem;
  background: none;
  border: none;
  color: var(--uief-gray);
  cursor: pointer;
  transition: transform 0.15s, color 0.15s;
  padding: 0.3rem 0.2rem;
  border-radius: 8px;
}
.uief-bottom-nav-btn:active {
  transform: scale(0.9);
}
.uief-bottom-nav-btn .uief-nav-icon {
  font-size: 2.2rem;
  margin-bottom: 0.2rem;
  transition: color 0.15s;
}
.uief-bottom-nav-btn .uief-nav-label {
  font-size: 1rem;
  line-height: 1.2rem;
  white-space: nowrap;
}
.uief-nav-active {
  color: var(--uief-gold) !important;
  background: rgba(222,184,135,0.1);
}
.uief-nav-active .uief-nav-icon {
  color: var(--uief-gold);
}

/* Utility */
.uief-text-center { text-align: center; }
.uief-mt-1 { margin-top: 1rem; }
.uief-mb-1 { margin-bottom: 1rem; }
.uief-p-1 { padding: 1rem; }
.uief-pb-2 { padding-bottom: 2rem; }

/* Card component */
.uief-card {
  background: rgba(46,64,87,0.5);
  border-radius: var(--uief-radius);
  padding: 1rem;
  margin: 0.5rem 1rem;
  border: 1px solid rgba(206,212,218,0.1);
}

/* Highlight boxes */
.uief-highlight-box {
  background: linear-gradient(135deg, rgba(205,133,63,0.15), rgba(72,209,204,0.1));
  border: 1px solid rgba(205,133,63,0.3);
  border-radius: var(--uief-radius);
  padding: 1rem;
  margin: 0.8rem 1rem;
}

/* Responsive helpers */
@media (max-width: 360px) {
  .uief-game-grid { grid-template-columns: repeat(3, 1fr); }
  .uief-header { padding: 0 0.5rem; }
  .uief-btn-register, .uief-btn-login { padding: 0.5rem 0.8rem; font-size: 1.1rem; }
}
@media (min-width: 769px) {
  .uief-bottom-nav { display: none; }
}