/*
 * 777game Core CSS Stylesheet
 * All classes use ga0f- prefix for namespace isolation
 * Color Palette: #E9967A (dark salmon) | #2E4057 (dark blue-gray) | #CCCCCC (light gray)
 * @version 1.0.0
 */

/* ===== CSS Variables ===== */
:root {
  --ga0f-primary: #E9967A;
  --ga0f-bg: #2E4057;
  --ga0f-text: #CCCCCC;
  --ga0f-dark: #1a2a3a;
  --ga0f-darker: #0f1a26;
  --ga0f-accent: #f0a892;
  --ga0f-light: #f5f5f5;
  --ga0f-white: #ffffff;
  --ga0f-gold: #f5c542;
  --ga0f-success: #4caf50;
  --ga0f-danger: #e74c3c;
  --ga0f-radius: 8px;
  --ga0f-radius-lg: 12px;
  --ga0f-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  --ga0f-shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.25);
  --ga0f-transition: all 0.3s ease;
  font-size: 62.5%;
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 1.4rem;
  line-height: 1.5rem;
  color: var(--ga0f-text);
  background-color: var(--ga0f-bg);
  overflow-x: hidden;
  max-width: 430px;
  margin: 0 auto;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--ga0f-primary);
  text-decoration: none;
  transition: var(--ga0f-transition);
}

a:hover {
  color: var(--ga0f-accent);
}

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

/* ===== Header ===== */
.ga0f-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--ga0f-darker);
  border-bottom: 1px solid rgba(233, 150, 122, 0.3);
  max-width: 430px;
  margin: 0 auto;
}

.ga0f-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 1rem;
  height: 52px;
}

.ga0f-logo-area {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.ga0f-logo-area img {
  width: 28px;
  height: 28px;
  border-radius: 4px;
}

.ga0f-logo-area span {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--ga0f-primary);
  letter-spacing: 0.5px;
}

.ga0f-header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.ga0f-btn-register,
.ga0f-btn-login {
  padding: 0.4rem 0.8rem;
  border: none;
  border-radius: var(--ga0f-radius);
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--ga0f-transition);
  white-space: nowrap;
}

.ga0f-btn-register {
  background: var(--ga0f-primary);
  color: var(--ga0f-dark);
}

.ga0f-btn-register:hover {
  background: var(--ga0f-accent);
  transform: scale(1.05);
}

.ga0f-btn-login {
  background: transparent;
  color: var(--ga0f-primary);
  border: 1px solid var(--ga0f-primary);
}

.ga0f-btn-login:hover {
  background: rgba(233, 150, 122, 0.15);
}

.ga0f-menu-toggle {
  background: none;
  border: none;
  color: var(--ga0f-text);
  font-size: 2rem;
  cursor: pointer;
  padding: 0.4rem;
  line-height: 1;
}

/* ===== Mobile Menu ===== */
.ga0f-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transition: var(--ga0f-transition);
}

.ga0f-overlay-active {
  opacity: 1;
  visibility: visible;
}

.ga0f-mobile-menu {
  position: fixed;
  top: 0;
  right: -280px;
  width: 280px;
  height: 100%;
  background: var(--ga0f-darker);
  z-index: 9999;
  transition: right 0.3s ease;
  overflow-y: auto;
  padding: 2rem 1.5rem;
}

.ga0f-menu-open {
  right: 0;
}

.ga0f-mobile-menu a {
  display: block;
  padding: 1rem 0;
  color: var(--ga0f-text);
  font-size: 1.5rem;
  border-bottom: 1px solid rgba(204, 204, 204, 0.1);
  transition: var(--ga0f-transition);
}

.ga0f-mobile-menu a:hover {
  color: var(--ga0f-primary);
  padding-left: 0.5rem;
}

.ga0f-menu-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--ga0f-text);
  font-size: 2.2rem;
  cursor: pointer;
}

/* ===== Main Content ===== */
main {
  padding-top: 52px;
  min-height: 100vh;
}

.ga0f-container {
  width: 100%;
  max-width: 430px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* ===== Carousel ===== */
.ga0f-carousel {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 0 0 var(--ga0f-radius-lg) var(--ga0f-radius-lg);
}

.ga0f-carousel-track {
  position: relative;
  width: 100%;
  height: 180px;
}

.ga0f-carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.ga0f-slide-active {
  opacity: 1;
}

.ga0f-carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ga0f-carousel-dots {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 2;
}

.ga0f-carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: var(--ga0f-transition);
}

.ga0f-dot-active {
  background: var(--ga0f-primary);
  transform: scale(1.3);
}

/* ===== Section Styles ===== */
.ga0f-section {
  padding: 2rem 0;
}

.ga0f-section-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--ga0f-white);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--ga0f-primary);
}

/* ===== Game Grid ===== */
.ga0f-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
  padding: 0.5rem 0;
}

.ga0f-game-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: var(--ga0f-transition);
  border-radius: var(--ga0f-radius);
  padding: 0.4rem;
}

.ga0f-game-item:hover {
  background: rgba(233, 150, 122, 0.1);
  transform: translateY(-2px);
}

.ga0f-game-item img {
  width: 72px;
  height: 72px;
  border-radius: var(--ga0f-radius);
  margin-bottom: 0.4rem;
  object-fit: cover;
}

.ga0f-game-item span {
  font-size: 1.1rem;
  color: var(--ga0f-text);
  text-align: center;
  line-height: 1.3;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ===== Category Header ===== */
.ga0f-category-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 1.5rem 0 0.8rem;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--ga0f-primary);
}

.ga0f-category-header i,
.ga0f-category-header .material-icons {
  font-size: 2rem;
}

/* ===== Promo Cards ===== */
.ga0f-promo-card {
  background: linear-gradient(135deg, var(--ga0f-dark) 0%, var(--ga0f-bg) 100%);
  border-radius: var(--ga0f-radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.2rem;
  border: 1px solid rgba(233, 150, 122, 0.2);
  box-shadow: var(--ga0f-shadow);
}

.ga0f-promo-card h3 {
  font-size: 1.6rem;
  color: var(--ga0f-primary);
  margin-bottom: 0.8rem;
}

.ga0f-promo-card p {
  color: var(--ga0f-text);
  line-height: 1.6;
  margin-bottom: 1rem;
  font-size: 1.3rem;
}

.ga0f-promo-btn {
  display: inline-block;
  background: var(--ga0f-primary);
  color: var(--ga0f-dark);
  padding: 0.6rem 1.6rem;
  border-radius: var(--ga0f-radius);
  font-weight: 600;
  font-size: 1.3rem;
  cursor: pointer;
  border: none;
  transition: var(--ga0f-transition);
}

.ga0f-promo-btn:hover {
  background: var(--ga0f-accent);
  transform: scale(1.05);
}

/* ===== Text Links ===== */
.ga0f-text-link {
  color: var(--ga0f-primary);
  font-weight: 600;
  text-decoration: underline;
  cursor: pointer;
}

.ga0f-text-link:hover {
  color: var(--ga0f-accent);
}

/* ===== Footer ===== */
.ga0f-footer {
  background: var(--ga0f-darker);
  padding: 2rem 1rem 6rem;
  border-top: 1px solid rgba(233, 150, 122, 0.2);
}

.ga0f-footer-brand {
  color: var(--ga0f-primary);
  font-size: 1.3rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.ga0f-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.ga0f-footer-links a {
  background: rgba(233, 150, 122, 0.15);
  color: var(--ga0f-primary);
  padding: 0.4rem 0.8rem;
  border-radius: var(--ga0f-radius);
  font-size: 1.2rem;
  transition: var(--ga0f-transition);
}

.ga0f-footer-links a:hover {
  background: var(--ga0f-primary);
  color: var(--ga0f-dark);
}

.ga0f-footer-promo {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.ga0f-footer-promo button {
  background: var(--ga0f-primary);
  color: var(--ga0f-dark);
  padding: 0.5rem 1rem;
  border: none;
  border-radius: var(--ga0f-radius);
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--ga0f-transition);
}

.ga0f-footer-promo button:hover {
  background: var(--ga0f-accent);
}

.ga0f-footer-copy {
  color: rgba(204, 204, 204, 0.5);
  font-size: 1.1rem;
  text-align: center;
}

/* ===== Bottom Navigation ===== */
.ga0f-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--ga0f-darker);
  border-top: 1px solid rgba(233, 150, 122, 0.25);
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 60px;
  max-width: 430px;
  margin: 0 auto;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.3);
}

.ga0f-bottom-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  min-height: 60px;
  background: none;
  border: none;
  color: var(--ga0f-text);
  cursor: pointer;
  transition: var(--ga0f-transition);
  padding: 0.4rem 0;
  position: relative;
}

.ga0f-bottom-nav-btn i,
.ga0f-bottom-nav-btn .material-icons {
  font-size: 22px;
  margin-bottom: 2px;
  transition: var(--ga0f-transition);
}

.ga0f-bottom-nav-btn span {
  font-size: 1rem;
  letter-spacing: 0.3px;
}

.ga0f-bottom-nav-btn:hover,
.ga0f-nav-active {
  color: var(--ga0f-primary);
}

.ga0f-bottom-nav-btn:hover i,
.ga0f-bottom-nav-btn:hover .material-icons,
.ga0f-nav-active i,
.ga0f-nav-active .material-icons {
  transform: scale(1.15);
}

.ga0f-nav-active::after {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 3px;
  background: var(--ga0f-primary);
  border-radius: 0 0 3px 3px;
}

/* ===== Content Sections ===== */
.ga0f-content-text {
  color: var(--ga0f-text);
  font-size: 1.3rem;
  line-height: 1.7;
}

.ga0f-content-text h2 {
  font-size: 1.7rem;
  color: var(--ga0f-white);
  margin: 1.5rem 0 0.8rem;
}

.ga0f-content-text h3 {
  font-size: 1.5rem;
  color: var(--ga0f-primary);
  margin: 1.2rem 0 0.6rem;
}

.ga0f-content-text p {
  margin-bottom: 0.8rem;
}

.ga0f-content-text ul {
  padding-left: 1.5rem;
  margin-bottom: 0.8rem;
}

.ga0f-content-text li {
  margin-bottom: 0.4rem;
}

/* ===== Testimonials ===== */
.ga0f-testimonial {
  background: var(--ga0f-dark);
  border-radius: var(--ga0f-radius-lg);
  padding: 1.2rem;
  margin-bottom: 1rem;
  border-left: 3px solid var(--ga0f-primary);
}

.ga0f-testimonial p {
  color: var(--ga0f-text);
  font-size: 1.2rem;
  line-height: 1.5;
  font-style: italic;
  margin-bottom: 0.5rem;
}

.ga0f-testimonial strong {
  color: var(--ga0f-primary);
  font-size: 1.1rem;
}

/* ===== Winner Showcase ===== */
.ga0f-winner {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  background: var(--ga0f-dark);
  padding: 0.8rem;
  border-radius: var(--ga0f-radius);
  margin-bottom: 0.6rem;
}

.ga0f-winner-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--ga0f-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ga0f-dark);
  font-weight: 700;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.ga0f-winner-info {
  flex: 1;
}

.ga0f-winner-info span {
  display: block;
  font-size: 1.2rem;
  color: var(--ga0f-white);
}

.ga0f-winner-info small {
  color: var(--ga0f-gold);
  font-size: 1.1rem;
}

/* ===== Payment Methods ===== */
.ga0f-payment-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0.8rem 0;
}

.ga0f-payment-item {
  background: var(--ga0f-dark);
  padding: 0.5rem 1rem;
  border-radius: var(--ga0f-radius);
  font-size: 1.2rem;
  color: var(--ga0f-text);
  border: 1px solid rgba(204, 204, 204, 0.15);
}

/* ===== Responsive ===== */
@media (min-width: 769px) {
  .ga0f-bottom-nav {
    display: none;
  }
}

@media (max-width: 768px) {
  main {
    padding-bottom: 80px;
  }
}

@media (max-width: 360px) {
  .ga0f-game-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .ga0f-btn-register,
  .ga0f-btn-login {
    padding: 0.3rem 0.6rem;
    font-size: 1.1rem;
  }

  .ga0f-header-inner {
    padding: 0.6rem 0.8rem;
  }
}