/**
 * ac365 - Main Stylesheet
 * Class prefix: ui4c-
 * Color palette: #20B2AA #1C2833 #40E0D0 #FF8C00 #FAFAD2
 * Mobile-first design, max-width 430px
 */

:root {
  --ui4c-primary: #20B2AA;
  --ui4c-dark: #1C2833;
  --ui4c-accent: #40E0D0;
  --ui4c-orange: #FF8C00;
  --ui4c-light: #FAFAD2;
  --ui4c-bg: #0d1520;
  --ui4c-text: #e8e8e8;
  --ui4c-card-bg: #162030;
  --ui4c-border: #2a3a4a;
  --ui4c-radius: 0.8rem;
  --ui4c-radius-sm: 0.5rem;
  --ui4c-shadow: 0 2px 12px rgba(0,0,0,0.3);
}

/* Base reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 62.5%; scroll-behavior: smooth; }
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--ui4c-bg);
  color: var(--ui4c-text);
  line-height: 1.5rem;
  font-size: 1.4rem;
  max-width: 430px;
  margin: 0 auto;
  min-height: 100vh;
  overflow-x: hidden;
}
a { color: var(--ui4c-accent); text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* === HEADER === */
.ui4c-header {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  z-index: 1000;
  background: var(--ui4c-dark);
  border-bottom: 2px solid var(--ui4c-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  height: 5rem;
}
.ui4c-logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.ui4c-logo-wrap img {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 0.4rem;
}
.ui4c-logo-text {
  color: var(--ui4c-primary);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.ui4c-header-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}
.ui4c-btn-register, .ui4c-btn-login {
  border: none;
  border-radius: var(--ui4c-radius-sm);
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0.5rem 1rem;
  transition: transform 0.15s, opacity 0.15s;
  min-height: 3.2rem;
  min-width: 5.5rem;
}
.ui4c-btn-register {
  background: var(--ui4c-orange);
  color: #fff;
}
.ui4c-btn-login {
  background: var(--ui4c-primary);
  color: #fff;
}
.ui4c-btn-register:active, .ui4c-btn-login:active {
  transform: scale(0.94);
  opacity: 0.9;
}
.ui4c-hamburger {
  background: none;
  border: none;
  color: var(--ui4c-text);
  font-size: 2rem;
  cursor: pointer;
  padding: 0.3rem;
  line-height: 1;
}

/* === MOBILE MENU === */
.ui4c-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 9998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}
.ui4c-overlay-active { opacity: 1; pointer-events: auto; }
.ui4c-mobile-menu {
  position: fixed;
  top: 0;
  right: -260px;
  width: 260px;
  height: 100%;
  background: var(--ui4c-dark);
  z-index: 9999;
  transition: right 0.3s ease;
  padding: 2rem 1.5rem;
  overflow-y: auto;
}
.ui4c-menu-active { right: 0; }
.ui4c-mobile-menu .ui4c-menu-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--ui4c-text);
  font-size: 2.2rem;
  cursor: pointer;
}
.ui4c-mobile-menu nav a {
  display: block;
  padding: 1.2rem 0;
  color: var(--ui4c-text);
  font-size: 1.5rem;
  border-bottom: 1px solid var(--ui4c-border);
  transition: color 0.15s;
}
.ui4c-mobile-menu nav a:hover { color: var(--ui4c-primary); }

/* === MAIN CONTENT === */
.ui4c-main {
  margin-top: 5rem;
  padding-bottom: 8rem;
}
@media (min-width: 769px) {
  .ui4c-main { padding-bottom: 2rem; }
}

/* === CAROUSEL === */
.ui4c-carousel {
  position: relative;
  overflow: hidden;
  border-radius: 0 0 var(--ui4c-radius) var(--ui4c-radius);
}
.ui4c-slide {
  display: none;
  cursor: pointer;
}
.ui4c-slide-active { display: block; }
.ui4c-slide img {
  width: 100%;
  height: auto;
  max-height: 220px;
  object-fit: cover;
}
.ui4c-dots {
  position: absolute;
  bottom: 0.8rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
}
.ui4c-dot {
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  cursor: pointer;
  border: none;
}
.ui4c-dot-active { background: var(--ui4c-orange); }

/* === SECTION TITLES === */
.ui4c-section {
  padding: 1.5rem 1rem;
}
.ui4c-section-title {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--ui4c-primary);
  margin-bottom: 1rem;
  padding-left: 0.5rem;
  border-left: 3px solid var(--ui4c-orange);
}
.ui4c-subtitle {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--ui4c-accent);
  margin: 1rem 0 0.6rem;
}

/* === GAME GRID === */
.ui4c-cat-title {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--ui4c-accent);
  margin: 1.2rem 0 0.6rem;
  padding: 0.4rem 0.8rem;
  background: rgba(32,178,170,0.12);
  border-radius: var(--ui4c-radius-sm);
  display: inline-block;
}
.ui4c-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.6rem;
}
.ui4c-game-item {
  text-align: center;
  cursor: pointer;
  transition: transform 0.15s;
}
.ui4c-game-item:active { transform: scale(0.93); }
.ui4c-game-item img {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--ui4c-radius-sm);
  border: 1px solid var(--ui4c-border);
  object-fit: cover;
}
.ui4c-game-item span {
  display: block;
  font-size: 1rem;
  color: var(--ui4c-text);
  margin-top: 0.3rem;
  line-height: 1.2;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* === CARDS === */
.ui4c-card {
  background: var(--ui4c-card-bg);
  border: 1px solid var(--ui4c-border);
  border-radius: var(--ui4c-radius);
  padding: 1.2rem;
  margin-bottom: 1rem;
}
.ui4c-card-highlight {
  border-left: 3px solid var(--ui4c-orange);
}

/* === CTA BUTTONS === */
.ui4c-cta {
  display: inline-block;
  background: linear-gradient(135deg, var(--ui4c-orange), #e67e00);
  color: #fff;
  font-size: 1.5rem;
  font-weight: 700;
  padding: 1rem 2.5rem;
  border-radius: 2rem;
  cursor: pointer;
  border: none;
  text-align: center;
  transition: transform 0.15s, box-shadow 0.15s;
  box-shadow: 0 4px 15px rgba(255,140,0,0.3);
}
.ui4c-cta:active { transform: scale(0.95); }
.ui4c-cta-secondary {
  background: linear-gradient(135deg, var(--ui4c-primary), #18a39b);
  box-shadow: 0 4px 15px rgba(32,178,170,0.3);
}
.ui4c-text-link {
  color: var(--ui4c-orange);
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
}

/* === TESTIMONIALS === */
.ui4c-testimonial {
  background: var(--ui4c-card-bg);
  border-radius: var(--ui4c-radius);
  padding: 1rem;
  margin-bottom: 0.8rem;
  border-left: 3px solid var(--ui4c-accent);
}
.ui4c-testimonial-name {
  font-weight: 600;
  color: var(--ui4c-primary);
  font-size: 1.2rem;
}
.ui4c-testimonial-text {
  font-size: 1.2rem;
  margin-top: 0.3rem;
  color: var(--ui4c-text);
}

/* === PAYMENT ICONS === */
.ui4c-payment-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
}
.ui4c-payment-item {
  background: var(--ui4c-card-bg);
  border: 1px solid var(--ui4c-border);
  border-radius: var(--ui4c-radius-sm);
  padding: 0.6rem 1rem;
  font-size: 1.1rem;
  color: var(--ui4c-text);
}

/* === FOOTER === */
.ui4c-footer {
  background: var(--ui4c-dark);
  border-top: 2px solid var(--ui4c-primary);
  padding: 1.5rem 1rem 2rem;
  text-align: center;
}
.ui4c-footer-desc {
  font-size: 1.2rem;
  color: #aaa;
  margin-bottom: 1rem;
  line-height: 1.6rem;
}
.ui4c-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 1rem;
}
.ui4c-footer-links a {
  background: var(--ui4c-card-bg);
  border: 1px solid var(--ui4c-border);
  border-radius: var(--ui4c-radius-sm);
  padding: 0.4rem 0.8rem;
  font-size: 1.1rem;
  color: var(--ui4c-accent);
  transition: background 0.15s;
}
.ui4c-footer-links a:hover { background: var(--ui4c-primary); color: #fff; }
.ui4c-copyright {
  font-size: 1rem;
  color: #666;
  margin-top: 1rem;
}

/* === BOTTOM NAV === */
.ui4c-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  z-index: 1000;
  background: var(--ui4c-dark);
  border-top: 1px solid var(--ui4c-primary);
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 6rem;
  padding: 0.3rem 0;
}
.ui4c-bottom-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: #8899aa;
  font-size: 1rem;
  cursor: pointer;
  min-width: 6rem;
  min-height: 5rem;
  transition: color 0.2s, transform 0.15s;
  gap: 0.2rem;
}
.ui4c-bottom-nav-btn .ui4c-bnav-icon {
  font-size: 2.2rem;
  line-height: 1;
}
.ui4c-bottom-nav-btn span {
  font-size: 1rem;
  line-height: 1.2;
}
.ui4c-bottom-nav-btn:hover,
.ui4c-bottom-nav-active {
  color: var(--ui4c-orange);
}
.ui4c-bottom-nav-active .ui4c-bnav-icon {
  text-shadow: 0 0 8px rgba(255,140,0,0.5);
}
@media (min-width: 769px) {
  .ui4c-bottom-nav { display: none; }
  .ui4c-main { padding-bottom: 2rem; }
}

/* === UTILITIES === */
.ui4c-text-center { text-align: center; }
.ui4c-text-orange { color: var(--ui4c-orange); }
.ui4c-text-primary { color: var(--ui4c-primary); }
.ui4c-text-accent { color: var(--ui4c-accent); }
.ui4c-mb-1 { margin-bottom: 0.5rem; }
.ui4c-mb-2 { margin-bottom: 1rem; }
.ui4c-mb-3 { margin-bottom: 1.5rem; }
.ui4c-mt-2 { margin-top: 1rem; }
.ui4c-flex-center { display: flex; align-items: center; justify-content: center; }
.ui4c-gap-1 { gap: 0.5rem; }

/* === WINNER LIST === */
.ui4c-winner-row {
  display: flex;
  justify-content: space-between;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--ui4c-border);
  font-size: 1.2rem;
}
.ui4c-winner-name { color: var(--ui4c-accent); font-weight: 600; }
.ui4c-winner-amount { color: var(--ui4c-orange); font-weight: 700; }

/* === HELP PAGE === */
.ui4c-help-section {
  padding: 1.2rem 1rem;
}
.ui4c-faq-item {
  background: var(--ui4c-card-bg);
  border: 1px solid var(--ui4c-border);
  border-radius: var(--ui4c-radius);
  margin-bottom: 0.8rem;
  padding: 1rem;
}
.ui4c-faq-q {
  font-weight: 700;
  color: var(--ui4c-primary);
  font-size: 1.3rem;
  margin-bottom: 0.4rem;
}
.ui4c-faq-a {
  font-size: 1.2rem;
  color: var(--ui4c-text);
  line-height: 1.6rem;
}
.ui4c-step-list {
  counter-reset: step;
}
.ui4c-step-item {
  position: relative;
  padding-left: 3rem;
  margin-bottom: 1rem;
}
.ui4c-step-item::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 2.2rem;
  height: 2.2rem;
  background: var(--ui4c-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 700;
}