/**
 * Phein Main Stylesheet
 * All classes use uied- prefix for namespace isolation
 * Color palette: #333333 | #4682B4 | #B0E0E6 | #0000CD
 * Mobile-first design, max-width 430px
 */

/* === CSS Variables === */
:root {
  --uied-primary: #4682B4;
  --uied-secondary: #0000CD;
  --uied-accent: #B0E0E6;
  --uied-bg-dark: #333333;
  --uied-bg-darker: #1a1a2e;
  --uied-bg-card: #2a2a3e;
  --uied-text-light: #B0E0E6;
  --uied-text-white: #f0f4f8;
  --uied-text-muted: #8a9bb5;
  --uied-border: #3d3d5c;
  --uied-gold: #FFD700;
  --uied-success: #4CAF50;
  --uied-radius: 8px;
  --uied-radius-lg: 12px;
  --uied-shadow: 0 2px 8px rgba(0,0,0,0.3);
  --uied-transition: all 0.3s ease;
  font-size: 62.5%;
}

/* === Reset & Base === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 1.6rem;
  line-height: 1.5rem;
  background: var(--uied-bg-darker);
  color: var(--uied-text-white);
  max-width: 430px;
  margin: 0 auto;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: var(--uied-primary);
  text-decoration: none;
  transition: var(--uied-transition);
}

a:hover {
  color: var(--uied-accent);
}

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

/* === Header === */
.uied-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: linear-gradient(135deg, var(--uied-bg-dark) 0%, var(--uied-bg-darker) 100%);
  border-bottom: 1px solid var(--uied-border);
  max-width: 430px;
  margin: 0 auto;
}

.uied-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  height: 52px;
}

.uied-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.uied-logo img {
  width: 28px;
  height: 28px;
  border-radius: 4px;
}

.uied-logo-text {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--uied-text-white);
  letter-spacing: 0.5px;
}

.uied-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.uied-btn-register, .uied-btn-login {
  padding: 6px 14px;
  border: none;
  border-radius: var(--uied-radius);
  font-size: 1.3rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--uied-transition);
}

.uied-btn-register {
  background: linear-gradient(135deg, var(--uied-primary), var(--uied-secondary));
  color: #fff;
}

.uied-btn-register:hover {
  transform: scale(1.05);
  box-shadow: 0 2px 12px rgba(70, 130, 180, 0.4);
}

.uied-btn-login {
  background: transparent;
  color: var(--uied-accent);
  border: 1px solid var(--uied-primary);
}

.uied-btn-login:hover {
  background: rgba(70, 130, 180, 0.15);
}

.uied-menu-toggle {
  background: none;
  border: none;
  color: var(--uied-text-light);
  font-size: 2.2rem;
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* === Mobile Menu === */
.uied-menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.6);
  z-index: 9998;
  max-width: 430px;
  margin: 0 auto;
}

.uied-mobile-menu {
  position: fixed;
  top: 0;
  right: -280px;
  width: 260px;
  height: 100vh;
  background: var(--uied-bg-darker);
  z-index: 9999;
  transition: right 0.3s ease;
  overflow-y: auto;
  padding: 60px 16px 20px;
  max-width: 430px;
}

.uied-mobile-menu.uied-menu-active {
  right: 0;
}

.uied-mobile-menu .uied-menu-close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  color: var(--uied-text-light);
  font-size: 2.4rem;
  cursor: pointer;
}

.uied-menu-link {
  display: block;
  padding: 12px 8px;
  color: var(--uied-text-white);
  font-size: 1.5rem;
  border-bottom: 1px solid var(--uied-border);
  transition: var(--uied-transition);
}

.uied-menu-link:hover {
  color: var(--uied-accent);
  padding-left: 16px;
}

/* === Main Content === */
.uied-main {
  padding-top: 52px;
}

/* === Carousel === */
.uied-carousel {
  position: relative;
  overflow: hidden;
  width: 100%;
  border-radius: 0 0 var(--uied-radius) var(--uied-radius);
}

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

.uied-carousel-slide {
  min-width: 100%;
  cursor: pointer;
}

.uied-carousel-slide img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.uied-carousel-dots {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
}

.uied-carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  cursor: pointer;
  border: none;
  transition: var(--uied-transition);
}

.uied-carousel-dot.uied-dot-active {
  background: var(--uied-primary);
  width: 20px;
  border-radius: 4px;
}

/* === Section Layout === */
.uied-section {
  padding: 20px 12px;
}

.uied-section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--uied-text-white);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--uied-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.uied-section-title i, .uied-section-title .material-icons {
  color: var(--uied-gold);
}

/* === Game Grid === */
.uied-game-category-title {
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--uied-accent);
  margin: 16px 0 10px;
  padding-left: 4px;
  border-left: 3px solid var(--uied-primary);
  padding-left: 10px;
}

.uied-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}

.uied-game-card {
  text-align: center;
  cursor: pointer;
  transition: var(--uied-transition);
  background: var(--uied-bg-card);
  border-radius: var(--uied-radius);
  padding: 6px 4px;
  border: 1px solid transparent;
}

.uied-game-card:hover {
  transform: translateY(-2px);
  border-color: var(--uied-primary);
  box-shadow: 0 4px 12px rgba(70, 130, 180, 0.2);
}

.uied-game-card img {
  width: 56px;
  height: 56px;
  border-radius: 10px;
  margin: 0 auto 4px;
  object-fit: cover;
}

.uied-game-card-name {
  font-size: 1.1rem;
  color: var(--uied-text-white);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 1.3;
}

/* === Content Blocks === */
.uied-content-block {
  background: var(--uied-bg-card);
  border-radius: var(--uied-radius-lg);
  padding: 16px;
  margin-bottom: 16px;
  border: 1px solid var(--uied-border);
}

.uied-content-block h2 {
  font-size: 1.8rem;
  color: var(--uied-accent);
  margin-bottom: 10px;
}

.uied-content-block h3 {
  font-size: 1.5rem;
  color: var(--uied-primary);
  margin: 10px 0 6px;
}

.uied-content-block p {
  color: var(--uied-text-muted);
  line-height: 2.4rem;
  margin-bottom: 8px;
  font-size: 1.4rem;
}

.uied-content-block ul, .uied-content-block ol {
  padding-left: 20px;
  margin-bottom: 10px;
}

.uied-content-block li {
  color: var(--uied-text-muted);
  line-height: 2.2rem;
  font-size: 1.4rem;
}

/* === Promo Buttons === */
.uied-promo-btn {
  display: inline-block;
  padding: 10px 24px;
  background: linear-gradient(135deg, var(--uied-primary), var(--uied-secondary));
  color: #fff;
  border: none;
  border-radius: var(--uied-radius);
  font-size: 1.5rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--uied-transition);
  text-align: center;
  margin: 6px 4px;
}

.uied-promo-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 16px rgba(70, 130, 180, 0.5);
}

.uied-promo-text-link {
  color: var(--uied-accent);
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
  transition: var(--uied-transition);
}

.uied-promo-text-link:hover {
  color: var(--uied-gold);
}

/* === Footer === */
.uied-footer {
  background: var(--uied-bg-dark);
  padding: 24px 12px 80px;
  border-top: 1px solid var(--uied-border);
}

.uied-footer-brand {
  text-align: center;
  margin-bottom: 16px;
}

.uied-footer-brand p {
  color: var(--uied-text-muted);
  font-size: 1.3rem;
  line-height: 2rem;
  margin-bottom: 4px;
}

.uied-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-bottom: 16px;
}

.uied-footer-link {
  padding: 6px 12px;
  background: var(--uied-bg-card);
  border: 1px solid var(--uied-border);
  border-radius: var(--uied-radius);
  color: var(--uied-text-light);
  font-size: 1.2rem;
  transition: var(--uied-transition);
}

.uied-footer-link:hover {
  border-color: var(--uied-primary);
  color: var(--uied-accent);
}

.uied-footer-copy {
  text-align: center;
  color: var(--uied-text-muted);
  font-size: 1.2rem;
  padding-top: 12px;
  border-top: 1px solid var(--uied-border);
}

/* === Bottom Navigation === */
.uied-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: linear-gradient(180deg, var(--uied-bg-dark) 0%, #1e1e30 100%);
  border-top: 2px solid var(--uied-primary);
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 60px;
  max-width: 430px;
  margin: 0 auto;
  padding: 2px 0;
}

.uied-bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  min-height: 52px;
  background: none;
  border: none;
  cursor: pointer;
  transition: var(--uied-transition);
  color: var(--uied-text-muted);
  position: relative;
  padding: 4px 0;
}

.uied-bottom-nav-item:hover, .uied-bottom-nav-item.uied-nav-active {
  color: var(--uied-accent);
  transform: scale(1.08);
}

.uied-bottom-nav-item.uied-nav-active::after {
  content: '';
  position: absolute;
  top: -2px;
  left: 20%;
  right: 20%;
  height: 3px;
  background: var(--uied-primary);
  border-radius: 0 0 4px 4px;
}

.uied-bottom-nav-icon {
  font-size: 22px;
  margin-bottom: 2px;
}

.uied-bottom-nav-label {
  font-size: 1rem;
  line-height: 1.2;
  font-weight: 500;
}

/* === Winner Showcase === */
.uied-winner-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.uied-winner-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--uied-bg-card);
  padding: 8px 12px;
  border-radius: var(--uied-radius);
  border: 1px solid var(--uied-border);
}

.uied-winner-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--uied-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.4rem;
  font-weight: 600;
}

.uied-winner-info {
  flex: 1;
}

.uied-winner-name {
  font-size: 1.3rem;
  color: var(--uied-text-white);
  font-weight: 600;
}

.uied-winner-game {
  font-size: 1.1rem;
  color: var(--uied-text-muted);
}

.uied-winner-amount {
  font-size: 1.5rem;
  color: var(--uied-gold);
  font-weight: 700;
}

/* === Testimonials === */
.uied-testimonial {
  background: var(--uied-bg-card);
  border-radius: var(--uied-radius-lg);
  padding: 14px;
  margin-bottom: 10px;
  border-left: 3px solid var(--uied-primary);
}

.uied-testimonial-user {
  font-size: 1.4rem;
  color: var(--uied-accent);
  font-weight: 600;
  margin-bottom: 4px;
}

.uied-testimonial-text {
  font-size: 1.3rem;
  color: var(--uied-text-muted);
  line-height: 2rem;
}

.uied-testimonial-stars {
  color: var(--uied-gold);
  font-size: 1.2rem;
  margin-bottom: 4px;
}

/* === Payment Methods === */
.uied-payment-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.uied-payment-item {
  background: var(--uied-bg-card);
  border: 1px solid var(--uied-border);
  border-radius: var(--uied-radius);
  padding: 8px 14px;
  font-size: 1.3rem;
  color: var(--uied-text-light);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* === Mobile App CTA === */
.uied-app-cta {
  text-align: center;
  padding: 20px;
  background: linear-gradient(135deg, var(--uied-bg-card), rgba(70,130,180,0.15));
  border-radius: var(--uied-radius-lg);
  border: 1px solid var(--uied-primary);
}

.uied-app-cta h3 {
  font-size: 1.8rem;
  color: var(--uied-text-white);
  margin-bottom: 8px;
}

.uied-app-cta p {
  color: var(--uied-text-muted);
  margin-bottom: 14px;
  font-size: 1.4rem;
}

/* === FAQ Styles === */
.uied-faq-item {
  background: var(--uied-bg-card);
  border-radius: var(--uied-radius);
  padding: 12px 14px;
  margin-bottom: 8px;
  border: 1px solid var(--uied-border);
}

.uied-faq-q {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--uied-accent);
  margin-bottom: 4px;
}

.uied-faq-a {
  font-size: 1.3rem;
  color: var(--uied-text-muted);
  line-height: 2rem;
}

/* === Desktop Hidden === */
@media (min-width: 769px) {
  .uied-bottom-nav {
    display: none;
  }
}

/* === Mobile Adjustments === */
@media (max-width: 768px) {
  .uied-main {
    padding-bottom: 72px;
  }
}

/* === Utility === */
.uied-text-center { text-align: center; }
.uied-mt-8 { margin-top: 8px; }
.uied-mt-16 { margin-top: 16px; }
.uied-mb-8 { margin-bottom: 8px; }
.uied-mb-16 { margin-bottom: 16px; }
.uied-hidden { display: none; }