/* PH333 CSS Styles */
/* Class prefix: vada- */
/* Color scheme: #3C3C3C | #262626 | #808080 | #36454F | #BF360C */

/* CSS Variables */
:root {
  --vada-primary: #BF360C;
  --vada-secondary: #36454F;
  --vada-dark: #262626;
  --vada-bg: #3C3C3C;
  --vada-text: #FFFFFF;
  --vada-text-light: #808080;
  --vada-accent: #FF5722;
  --vada-border: #404040;
  --vada-shadow: rgba(0, 0, 0, 0.3);
  --vada-gradient: linear-gradient(135deg, #BF360C, #36454F);
  --vada-border-radius: 8px;
  --vada-transition: all 0.3s ease;
  
  /* Typography */
  --vada-font-xs: 1.2rem;
  --vada-font-sm: 1.4rem;
  --vada-font-base: 1.6rem;
  --vada-font-lg: 1.8rem;
  --vada-font-xl: 2.4rem;
  --vada-font-2xl: 3.2rem;
  
  /* Spacing */
  --vada-space-xs: 0.5rem;
  --vada-space-sm: 1rem;
  --vada-space-md: 1.5rem;
  --vada-space-lg: 2rem;
  --vada-space-xl: 3rem;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 62.5%;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--vada-bg);
  color: var(--vada-text);
  font-size: var(--vada-font-base);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Layout Components */
.vada-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.vada-container {
  max-width: 43rem;
  margin: 0 auto;
  padding: 0 var(--vada-space-md);
  width: 100%;
}

.vada-section {
  margin-bottom: var(--vada-space-lg);
}

.vada-grid {
  display: grid;
  gap: var(--vada-space-md);
}

.vada-flex {
  display: flex;
  align-items: center;
  gap: var(--vada-space-sm);
}

/* Header Styles */
.vada-header {
  background: var(--vada-dark);
  border-bottom: 1px solid var(--vada-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px var(--vada-shadow);
}

.vada-header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--vada-space-sm) var(--vada-space-md);
  max-width: 43rem;
  margin: 0 auto;
}

.vada-logo {
  display: flex;
  align-items: center;
  gap: var(--vada-space-xs);
  text-decoration: none;
  color: var(--vada-text);
  font-weight: 700;
  font-size: var(--vada-font-lg);
}

.vada-logo-icon {
  width: 3.2rem;
  height: 3.2rem;
  border-radius: var(--vada-border-radius);
}

.vada-header-buttons {
  display: flex;
  align-items: center;
  gap: var(--vada-space-xs);
}

.vada-btn-header {
  padding: var(--vada-space-xs) var(--vada-space-sm);
  background: var(--vada-primary);
  color: var(--vada-text);
  text-decoration: none;
  border-radius: var(--vada-border-radius);
  font-size: var(--vada-font-sm);
  font-weight: 600;
  transition: var(--vada-transition);
  border: none;
  cursor: pointer;
}

.vada-btn-header:hover {
  background: var(--vada-accent);
  transform: translateY(-1px);
}

.vada-btn-register {
  background: var(--vada-gradient);
}

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

/* Burger Menu */
.vada-burger {
  display: flex;
  flex-direction: column;
  gap: 3px;
  cursor: pointer;
  padding: var(--vada-space-xs);
  margin-left: var(--vada-space-xs);
}

.vada-burger-line {
  width: 2rem;
  height: 2px;
  background: var(--vada-text);
  border-radius: 1px;
  transition: var(--vada-transition);
}

/* Mobile Menu */
.vada-mobile-menu {
  display: none;
  position: fixed;
  top: 7rem;
  left: 0;
  right: 0;
  background: var(--vada-dark);
  border-top: 1px solid var(--vada-border);
  z-index: 999;
  transform: translateY(-100%);
  transition: var(--vada-transition);
}

.vada-mobile-menu.vada-menu-active {
  transform: translateY(0);
}

.vada-nav-list {
  list-style: none;
  padding: var(--vada-space-md);
}

.vada-nav-item {
  border-bottom: 1px solid var(--vada-border);
}

.vada-nav-link {
  display: block;
  padding: var(--vada-space-md);
  color: var(--vada-text);
  text-decoration: none;
  font-weight: 500;
  transition: var(--vada-transition);
}

.vada-nav-link:hover,
.vada-nav-link--active {
  color: var(--vada-primary);
  background: rgba(191, 54, 12, 0.1);
}

.vada-menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 998;
}

/* Main Content */
.vada-main {
  flex: 1;
  padding: var(--vada-space-lg) 0;
  padding-bottom: 8rem;
}

/* Button Styles */
.vada-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--vada-space-xs);
  padding: var(--vada-space-sm) var(--vada-space-md);
  background: var(--vada-primary);
  color: var(--vada-text);
  text-decoration: none;
  border-radius: var(--vada-border-radius);
  font-weight: 600;
  font-size: var(--vada-font-base);
  border: none;
  cursor: pointer;
  transition: var(--vada-transition);
  text-align: center;
  min-height: 4.4rem;
}

.vada-btn:hover {
  background: var(--vada-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px var(--vada-shadow);
}

.vada-btn--primary {
  background: var(--vada-gradient);
}

.vada-btn--secondary {
  background: var(--vada-secondary);
}

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

.vada-btn--outline:hover {
  background: var(--vada-primary);
  color: var(--vada-text);
}

.vada-btn--large {
  padding: var(--vada-space-md) var(--vada-space-lg);
  font-size: var(--vada-font-lg);
  min-height: 5.2rem;
}

.vada-btn--small {
  padding: var(--vada-space-xs) var(--vada-space-sm);
  font-size: var(--vada-font-sm);
  min-height: 3.6rem;
}

/* Card Components */
.vada-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--vada-border);
  border-radius: var(--vada-border-radius);
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.vada-card-header {
  background: var(--vada-gradient);
  padding: var(--vada-space-md);
  border-bottom: 1px solid var(--vada-border);
}

.vada-card-title {
  font-size: var(--vada-font-xl);
  font-weight: 700;
  color: var(--vada-text);
  margin: 0;
}

.vada-card-body {
  padding: var(--vada-space-md);
}

/* Typography */
.vada-h1 {
  font-size: var(--vada-font-2xl);
  font-weight: 700;
  color: var(--vada-text);
  margin-bottom: var(--vada-space-md);
  line-height: 1.2;
}

.vada-h2 {
  font-size: var(--vada-font-xl);
  font-weight: 600;
  color: var(--vada-text);
  margin-bottom: var(--vada-space-sm);
}

.vada-text-center {
  text-align: center;
}

.vada-text-light {
  color: var(--vada-text-light);
}

/* Carousel Styles */
.vada-carousel {
  position: relative;
  border-radius: var(--vada-border-radius);
  overflow: hidden;
  margin-bottom: var(--vada-space-lg);
}

.vada-slide {
  display: none;
  position: relative;
  cursor: pointer;
}

.vada-slide:first-child {
  display: block;
}

.vada-slide img {
  width: 100%;
  height: 20rem;
  object-fit: cover;
}

/* Game Grid */
.vada-game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(7rem, 1fr));
  gap: var(--vada-space-sm);
  margin: var(--vada-space-md) 0;
}

.vada-game-item {
  text-align: center;
  cursor: pointer;
  transition: var(--vada-transition);
  padding: var(--vada-space-xs);
  border-radius: var(--vada-border-radius);
}

.vada-game-item:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.05);
}

.vada-game-item img {
  width: 5rem;
  height: 5rem;
  border-radius: var(--vada-border-radius);
  object-fit: cover;
  margin-bottom: var(--vada-space-xs);
  border: 1px solid var(--vada-border);
}

.vada-game-name {
  font-size: var(--vada-font-sm);
  color: var(--vada-text);
  font-weight: 500;
  line-height: 1.2;
  display: block;
  text-decoration: none;
}

/* Bottom Navigation */
.vada-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--vada-dark);
  border-top: 1px solid var(--vada-border);
  display: flex;
  justify-content: space-around;
  padding: var(--vada-space-xs) 0;
  z-index: 1000;
  box-shadow: 0 -2px 10px var(--vada-shadow);
}

.vada-bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: var(--vada-text-light);
  transition: var(--vada-transition);
  padding: var(--vada-space-xs);
  min-width: 6rem;
}

.vada-bottom-nav-item:hover,
.vada-bottom-nav-item--active {
  color: var(--vada-primary);
  transform: translateY(-1px);
}

.vada-bottom-nav-icon {
  font-size: 2.4rem;
  margin-bottom: 2px;
}

.vada-bottom-nav span {
  font-size: var(--vada-font-xs);
  font-weight: 500;
}

/* Footer */
.vada-footer {
  background: var(--vada-dark);
  border-top: 1px solid var(--vada-border);
  padding: var(--vada-space-lg) 0;
  margin-top: var(--vada-space-xl);
}

.vada-footer-content {
  text-align: center;
}

.vada-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--vada-space-sm);
  margin-bottom: var(--vada-space-md);
}

.vada-footer-link {
  color: var(--vada-text-light);
  text-decoration: none;
  font-size: var(--vada-font-sm);
  transition: var(--vada-transition);
}

.vada-footer-link:hover {
  color: var(--vada-primary);
}

.vada-partners {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(4rem, 1fr));
  gap: var(--vada-space-sm);
  margin: var(--vada-space-md) 0;
  max-width: 32rem;
  margin-left: auto;
  margin-right: auto;
}

.vada-partner-logo {
  width: 4rem;
  height: 4rem;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.6);
  transition: var(--vada-transition);
}

.vada-partner-logo:hover {
  filter: grayscale(0%) opacity(1);
}

.vada-copyright {
  color: var(--vada-text-light);
  font-size: var(--vada-font-sm);
  margin-top: var(--vada-space-md);
}

/* Utility Classes */
.vada-bg-light {
  background: rgba(255, 255, 255, 0.05);
}

.vada-bg-dark {
  background: var(--vada-dark);
}

.vada-border-radius {
  border-radius: var(--vada-border-radius);
}

.vada-shadow {
  box-shadow: 0 4px 15px var(--vada-shadow);
}

.vada-gradient {
  background: var(--vada-gradient);
}

/* Responsive Design */
@media (max-width: 48rem) {
  .vada-container {
    padding: 0 var(--vada-space-sm);
  }
  
  .vada-h1 {
    font-size: var(--vada-font-xl);
  }
  
  .vada-game-grid {
    grid-template-columns: repeat(auto-fill, minmax(6rem, 1fr));
  }
  
  .vada-game-item img {
    width: 4.5rem;
    height: 4.5rem;
  }
}

/* Animation Keyframes */
@keyframes vada-fade-in {
  from {
    opacity: 0;
    transform: translateY(2rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes vada-pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.vada-animate-fade-in {
  animation: vada-fade-in 0.6s ease-out;
}

.vada-animate-pulse {
  animation: vada-pulse 2s infinite;
}