/* Arina Gaming Platform - Mobile-First Responsive Design */
/* All CSS classes use 'gdfe-' prefix for namespace isolation */

:root {
  --gdfe-primary: #8470FF;
  --gdfe-dark: #2C3E50;
  --gdfe-dark-light: #34495E;
  --gdfe-gray: #708090;
  --gdfe-light-gray: #A9A9A9;
  --gdfe-light: #BDC3C7;
  --gdfe-text: #FFFFFF;
  --gdfe-border: #34495E;
  --gdfe-shadow: rgba(0, 0, 0, 0.3);
  --gdfe-transition: all 0.3s ease;
  font-size: 62.5%;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: linear-gradient(135deg, #2C3E50 0%, #34495E 100%);
  color: var(--gdfe-text);
  line-height: 1.5rem;
  font-size: 1.4rem;
  overflow-x: hidden;
}

/* Header Styles */
.gdfe-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: linear-gradient(90deg, #2C3E50 0%, #34495E 100%);
  border-bottom: 2px solid var(--gdfe-primary);
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  box-shadow: 0 4px 12px var(--gdfe-shadow);
}

.gdfe-logo-section {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  flex-grow: 1;
}

.gdfe-logo {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--gdfe-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.8rem;
  color: var(--gdfe-dark);
}

.gdfe-site-name {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--gdfe-text);
  text-transform: uppercase;
  letter-spacing: 0.1rem;
}

.gdfe-nav-buttons {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.gdfe-btn {
  padding: 0.6rem 1rem;
  border: none;
  border-radius: 0.4rem;
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--gdfe-transition);
  white-space: nowrap;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gdfe-btn-register {
  background: var(--gdfe-primary);
  color: var(--gdfe-dark);
  border: 2px solid var(--gdfe-primary);
}

.gdfe-btn-register:hover {
  background: transparent;
  color: var(--gdfe-primary);
  transform: scale(1.05);
}

.gdfe-btn-login {
  background: transparent;
  color: var(--gdfe-primary);
  border: 2px solid var(--gdfe-primary);
}

.gdfe-btn-login:hover {
  background: var(--gdfe-primary);
  color: var(--gdfe-dark);
  transform: scale(1.05);
}

.gdfe-menu-toggle {
  background: none;
  border: none;
  color: var(--gdfe-primary);
  font-size: 1.6rem;
  cursor: pointer;
  padding: 0.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gdfe-menu-toggle:hover {
  transform: rotate(90deg);
}

/* Mobile Menu */
.gdfe-mobile-menu {
  position: fixed;
  top: 60px;
  right: 0;
  width: 280px;
  background: linear-gradient(180deg, #2C3E50 0%, #34495E 100%);
  border-left: 2px solid var(--gdfe-primary);
  border-bottom: 2px solid var(--gdfe-primary);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  z-index: 999;
  box-shadow: -4px 4px 12px var(--gdfe-shadow);
}

.gdfe-mobile-menu.gdfe-active {
  max-height: 600px;
}

.gdfe-menu-item {
  display: block;
  padding: 1rem 1.2rem;
  color: var(--gdfe-text);
  text-decoration: none;
  border-bottom: 1px solid var(--gdfe-border);
  transition: var(--gdfe-transition);
  font-size: 1.3rem;
  font-weight: 500;
}

.gdfe-menu-item:hover {
  background: rgba(132, 112, 255, 0.1);
  padding-left: 1.6rem;
  color: var(--gdfe-primary);
}

/* Main Content */
main {
  margin-top: 70px;
  padding-bottom: 0;
  min-height: calc(100vh - 70px);
}

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

.gdfe-container {
  max-width: 430px;
  margin: 0 auto;
  padding: 1.5rem 1rem;
}

.gdfe-wrapper {
  width: 100%;
}

/* Carousel */
.gdfe-carousel {
  position: relative;
  width: 100%;
  max-height: 300px;
  border-radius: 0.8rem;
  overflow: hidden;
  margin-bottom: 2rem;
  box-shadow: 0 8px 20px var(--gdfe-shadow);
}

.gdfe-carousel-slide {
  width: 100%;
  height: 200px;
  background-size: cover;
  background-position: center;
  border-radius: 0.8rem;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.gdfe-carousel-slide:active {
  transform: scale(0.98);
}

.gdfe-carousel-dots {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.4rem;
  z-index: 10;
}

.gdfe-carousel-dot {
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: var(--gdfe-transition);
}

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

/* Typography */
h1, h2, h3 {
  color: var(--gdfe-text);
  font-weight: 700;
  line-height: 1.3;
  margin: 1.5rem 0 1rem 0;
}

h1 {
  font-size: 2.4rem;
  color: var(--gdfe-primary);
  text-align: center;
  text-shadow: 2px 2px 4px var(--gdfe-shadow);
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 1.8rem;
  border-bottom: 2px solid var(--gdfe-primary);
  padding-bottom: 0.8rem;
  margin: 2rem 0 1.2rem 0;
}

h3 {
  font-size: 1.5rem;
  color: var(--gdfe-primary);
}

p {
  margin: 1rem 0;
  line-height: 1.6;
  color: var(--gdfe-light);
}

/* Game Grid */
.gdfe-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 2rem 0;
}

.gdfe-game-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: var(--gdfe-transition);
  border-radius: 0.6rem;
  padding: 0.5rem;
  background: rgba(132, 112, 255, 0.05);
}

.gdfe-game-card:hover {
  transform: translateY(-6px);
  background: rgba(132, 112, 255, 0.15);
}

.gdfe-game-image {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 0.4rem;
  object-fit: cover;
  margin-bottom: 0.4rem;
  box-shadow: 0 4px 8px var(--gdfe-shadow);
}

.gdfe-game-name {
  font-size: 1.1rem;
  text-align: center;
  color: var(--gdfe-text);
  font-weight: 600;
  word-break: break-word;
  line-height: 1.3;
}

/* Category Section */
.gdfe-category-section {
  margin: 2.5rem 0;
}

.gdfe-category-title {
  font-size: 1.6rem;
  color: var(--gdfe-primary);
  font-weight: 700;
  margin: 1.5rem 0 1rem 0;
  padding: 0.8rem;
  background: rgba(132, 112, 255, 0.1);
  border-left: 4px solid var(--gdfe-primary);
  border-radius: 0.4rem;
}

/* Info Sections */
.gdfe-info-box {
  background: rgba(52, 73, 94, 0.5);
  border: 1px solid var(--gdfe-primary);
  border-radius: 0.6rem;
  padding: 1.2rem;
  margin: 1.5rem 0;
  transition: var(--gdfe-transition);
}

.gdfe-info-box:hover {
  background: rgba(132, 112, 255, 0.1);
  border-color: #BDC3C7;
}

.gdfe-info-box h3 {
  color: var(--gdfe-primary);
  margin-top: 0;
}

.gdfe-feature-list {
  list-style: none;
  padding: 0;
}

.gdfe-feature-list li {
  padding: 0.6rem 0;
  padding-left: 2rem;
  position: relative;
  color: var(--gdfe-light);
}

.gdfe-feature-list li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--gdfe-primary);
  font-weight: bold;
  font-size: 1.4rem;
}

/* Promotion Links */
.gdfe-promo-link {
  display: inline-block;
  color: var(--gdfe-primary);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 2px solid var(--gdfe-primary);
  transition: var(--gdfe-transition);
  cursor: pointer;
  padding-bottom: 0.2rem;
}

.gdfe-promo-link:hover {
  color: var(--gdfe-light);
  border-bottom-color: var(--gdfe-light);
  transform: translateX(2px);
}

.gdfe-promo-button {
  display: inline-block;
  background: linear-gradient(135deg, var(--gdfe-primary) 0%, #6A50D5 100%);
  color: var(--gdfe-dark);
  padding: 0.8rem 1.6rem;
  border-radius: 0.4rem;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.2rem;
  border: none;
  cursor: pointer;
  transition: var(--gdfe-transition);
  margin: 0.5rem 0.5rem 0.5rem 0;
}

.gdfe-promo-button:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 16px rgba(132, 112, 255, 0.4);
}

/* Tables */
.gdfe-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  background: rgba(52, 73, 94, 0.3);
  border-radius: 0.4rem;
  overflow: hidden;
}

.gdfe-table th {
  background: rgba(132, 112, 255, 0.2);
  color: var(--gdfe-primary);
  padding: 1rem;
  text-align: left;
  font-weight: 700;
  border-bottom: 2px solid var(--gdfe-primary);
}

.gdfe-table td {
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--gdfe-border);
  color: var(--gdfe-light);
}

.gdfe-table tr:hover {
  background: rgba(132, 112, 255, 0.05);
}

/* Footer */
.gdfe-footer {
  background: linear-gradient(90deg, #2C3E50 0%, #34495E 100%);
  border-top: 2px solid var(--gdfe-primary);
  padding: 2rem 1rem;
  margin-top: 3rem;
  color: var(--gdfe-light);
}

.gdfe-footer-content {
  max-width: 430px;
  margin: 0 auto;
}

.gdfe-footer-text {
  font-size: 1.2rem;
  line-height: 1.6;
  margin-bottom: 1rem;
  color: var(--gdfe-light);
}

.gdfe-footer-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem;
  margin: 1.5rem 0;
  font-size: 1.2rem;
}

.gdfe-footer-links a {
  color: var(--gdfe-primary);
  text-decoration: none;
  transition: var(--gdfe-transition);
  word-break: break-word;
}

.gdfe-footer-links a:hover {
  color: var(--gdfe-light);
}

.gdfe-partners {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin: 1.5rem 0;
  padding: 1rem;
  background: rgba(132, 112, 255, 0.05);
  border-radius: 0.4rem;
}

.gdfe-partner-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  opacity: 0.7;
  transition: var(--gdfe-transition);
}

.gdfe-partner-logo:hover {
  opacity: 1;
  transform: scale(1.1);
}

.gdfe-copyright {
  text-align: center;
  font-size: 1.1rem;
  color: var(--gdfe-light);
  padding-top: 1rem;
  border-top: 1px solid var(--gdfe-border);
  margin-top: 1rem;
}

/* Bottom Mobile Navigation */
.gdfe-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(180deg, #2C3E50 0%, #34495E 100%);
  border-top: 2px solid var(--gdfe-primary);
  display: flex;
  justify-content: space-around;
  align-items: center;
  z-index: 1000;
  box-shadow: 0 -4px 12px var(--gdfe-shadow);
}

.gdfe-nav-button {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  color: var(--gdfe-text);
  text-decoration: none;
  cursor: pointer;
  background: none;
  border: none;
  transition: var(--gdfe-transition);
  font-size: 1rem;
  font-weight: 600;
}

.gdfe-nav-button:hover,
.gdfe-nav-button.gdfe-active {
  color: var(--gdfe-primary);
  transform: scale(1.1);
}

.gdfe-nav-button i {
  font-size: 2rem;
  margin-bottom: 0.3rem;
}

.gdfe-nav-button span {
  font-size: 1rem;
  text-align: center;
  line-height: 1;
}

@media (min-width: 769px) {
  .gdfe-bottom-nav {
    display: none;
  }

  main {
    padding-bottom: 0 !important;
  }

  .gdfe-menu-toggle {
    display: none;
  }

  .gdfe-mobile-menu {
    position: static;
    max-height: none;
    width: auto;
    background: none;
    border: none;
    box-shadow: none;
    display: flex;
    gap: 0;
  }

  .gdfe-menu-item {
    padding: 0.6rem 1rem;
    border-bottom: none;
    font-size: 1.3rem;
    border-bottom: 2px solid transparent;
  }

  .gdfe-menu-item:hover {
    background: none;
    padding-left: 1rem;
    border-bottom-color: var(--gdfe-primary);
  }
}

/* Responsive Design */
@media (max-width: 430px) {
  :root {
    font-size: 60%;
  }

  .gdfe-header {
    padding: 0.8rem 0.6rem;
  }

  .gdfe-site-name {
    font-size: 1.4rem;
  }

  .gdfe-btn {
    padding: 0.5rem 0.8rem;
    font-size: 1.1rem;
  }

  .gdfe-game-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 0.8rem;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.6rem;
  }
}

/* Animations */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.gdfe-animate {
  animation: slideIn 0.5s ease-out;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.gdfe-pulse {
  animation: pulse 2s ease-in-out infinite;
}