/**
 * PL7 - Main Theme CSS
 * All classes use sb7f- prefix for namespace isolation
 * Color scheme: #FDF5E6 (light) | #3A3A3A (dark)
 */

/* CSS Variables */
:root {
  --sb7f-primary: #3A3A3A;
  --sb7f-secondary: #FDF5E6;
  --sb7f-accent: #FF6B35;
  --sb7f-accent-hover: #E55A2B;
  --sb7f-success: #28A745;
  --sb7f-warning: #FFC107;
  --sb7f-danger: #DC3545;
  --sb7f-info: #17A2B8;
  --sb7f-light: #F8F9FA;
  --sb7f-dark: #343A40;
  --sb7f-border: #DEE2E6;
  --sb7f-shadow: rgba(0, 0, 0, 0.1);
  --sb7f-radius: 8px;
  --sb7f-transition: all 0.3s ease;
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 1.6rem;
  line-height: 1.5;
  color: var(--sb7f-secondary);
  background-color: var(--sb7f-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--sb7f-secondary);
  line-height: 1.2;
}

h1 {
  font-size: 2.8rem;
}

h2 {
  font-size: 2.4rem;
}

h3 {
  font-size: 2rem;
}

h4 {
  font-size: 1.8rem;
}

h5 {
  font-size: 1.6rem;
}

h6 {
  font-size: 1.4rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--sb7f-accent);
  text-decoration: none;
  transition: var(--sb7f-transition);
}

a:hover {
  color: var(--sb7f-accent-hover);
  text-decoration: underline;
}

/* Container and Layout */
.sb7f-container {
  max-width: 430px;
  width: 100%;
  margin: 0 auto;
  padding: 0 1rem;
}

.sb7f-wrapper {
  padding: 1rem 0;
}

.sb7f-section {
  padding: 2rem 0;
}

.sb7f-grid {
  display: grid;
  gap: 1rem;
}

.sb7f-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.sb7f-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.sb7f-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.sb7f-flex {
  display: flex;
}

.sb7f-flex-column {
  flex-direction: column;
}

.sb7f-flex-center {
  align-items: center;
  justify-content: center;
}

.sb7f-flex-between {
  justify-content: space-between;
}

.sb7f-flex-around {
  justify-content: space-around;
}

.sb7f-flex-wrap {
  flex-wrap: wrap;
}

/* Header Styles */
.sb7f-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--sb7f-primary);
  border-bottom: 1px solid var(--sb7f-border);
  z-index: 1000;
  box-shadow: 0 2px 10px var(--sb7f-shadow);
}

.sb7f-header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  max-width: 430px;
  margin: 0 auto;
}

.sb7f-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.8rem;
  font-weight: bold;
  color: var(--sb7f-secondary);
  text-decoration: none;
}

.sb7f-logo img {
  width: 32px;
  height: 32px;
  border-radius: 6px;
}

.sb7f-header-buttons {
  display: flex;
  gap: 0.5rem;
}

.sb7f-btn {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: var(--sb7f-radius);
  font-size: 1.4rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--sb7f-transition);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.sb7f-btn-primary {
  background-color: var(--sb7f-accent);
  color: white;
}

.sb7f-btn-primary:hover {
  background-color: var(--sb7f-accent-hover);
  color: white;
  text-decoration: none;
  transform: translateY(-2px);
}

.sb7f-btn-secondary {
  background-color: transparent;
  color: var(--sb7f-secondary);
  border: 2px solid var(--sb7f-secondary);
}

.sb7f-btn-secondary:hover {
  background-color: var(--sb7f-secondary);
  color: var(--sb7f-primary);
  text-decoration: none;
}

.sb7f-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--sb7f-secondary);
  font-size: 2.4rem;
  cursor: pointer;
  padding: 0.5rem;
}

/* Mobile Menu */
.sb7f-mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background-color: var(--sb7f-primary);
  z-index: 9999;
  transition: right 0.3s ease;
  box-shadow: -2px 0 10px var(--sb7f-shadow);
}

.sb7f-mobile-menu.sb7f-menu-open {
  right: 0;
}

.sb7f-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  border-bottom: 1px solid var(--sb7f-border);
}

.sb7f-menu-close {
  background: none;
  border: none;
  color: var(--sb7f-secondary);
  font-size: 2.4rem;
  cursor: pointer;
  padding: 0.5rem;
}

.sb7f-menu-content {
  padding: 1rem;
}

.sb7f-menu-item {
  display: block;
  padding: 1rem 0;
  color: var(--sb7f-secondary);
  text-decoration: none;
  border-bottom: 1px solid var(--sb7f-border);
  transition: var(--sb7f-transition);
}

.sb7f-menu-item:hover {
  color: var(--sb7f-accent);
  padding-left: 0.5rem;
}

.sb7f-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transition: var(--sb7f-transition);
}

.sb7f-menu-open .sb7f-menu-overlay {
  opacity: 1;
  visibility: visible;
}

/* Main Content */
main {
  margin-top: 80px;
  padding-bottom: 80px;
}

/* Carousel */
.sb7f-carousel {
  position: relative;
  overflow: hidden;
  border-radius: var(--sb7f-radius);
  margin-bottom: 2rem;
}

.sb7f-carousel-container {
  display: flex;
  transition: transform 0.5s ease;
}

.sb7f-carousel-slide {
  min-width: 100%;
  position: relative;
}

.sb7f-carousel-slide img {
  width: 100%;
  height: auto;
  display: block;
}

.sb7f-carousel-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  color: white;
  padding: 2rem 1rem 1rem;
}

.sb7f-carousel-indicators {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
}

.sb7f-carousel-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  border: none;
  cursor: pointer;
  transition: var(--sb7f-transition);
}

.sb7f-carousel-indicator.sb7f-indicator-active {
  background-color: white;
}

/* Game Grid */
.sb7f-game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.sb7f-game-item {
  text-align: center;
  cursor: pointer;
  transition: var(--sb7f-transition);
}

.sb7f-game-item:hover {
  transform: translateY(-4px);
}

.sb7f-game-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--sb7f-radius);
  margin-bottom: 0.5rem;
  object-fit: cover;
  border: 2px solid var(--sb7f-border);
}

.sb7f-game-name {
  font-size: 1.2rem;
  color: var(--sb7f-secondary);
  line-height: 1.2;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Game Category */
.sb7f-category {
  margin-bottom: 3rem;
}

.sb7f-category-title {
  font-size: 2rem;
  color: var(--sb7f-accent);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sb7f-category-icon {
  font-size: 2.4rem;
}

/* Cards */
.sb7f-card {
  background-color: rgba(253, 245, 230, 0.05);
  border: 1px solid var(--sb7f-border);
  border-radius: var(--sb7f-radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  transition: var(--sb7f-transition);
}

.sb7f-card:hover {
  box-shadow: 0 4px 20px var(--sb7f-shadow);
  transform: translateY(-2px);
}

.sb7f-card-header {
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--sb7f-border);
}

.sb7f-card-title {
  font-size: 1.8rem;
  color: var(--sb7f-accent);
  margin-bottom: 0.5rem;
}

.sb7f-card-subtitle {
  font-size: 1.4rem;
  color: var(--sb7f-secondary);
  opacity: 0.8;
}

.sb7f-card-content {
  font-size: 1.4rem;
  line-height: 1.6;
}

/* Features List */
.sb7f-features {
  display: grid;
  gap: 1rem;
  margin-bottom: 2rem;
}

.sb7f-feature {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background-color: rgba(253, 245, 230, 0.05);
  border-radius: var(--sb7f-radius);
  transition: var(--sb7f-transition);
}

.sb7f-feature:hover {
  background-color: rgba(253, 245, 230, 0.1);
}

.sb7f-feature-icon {
  font-size: 2rem;
  color: var(--sb7f-accent);
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.sb7f-feature-content {
  flex: 1;
}

.sb7f-feature-title {
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--sb7f-secondary);
}

.sb7f-feature-description {
  font-size: 1.4rem;
  line-height: 1.5;
  color: var(--sb7f-secondary);
  opacity: 0.9;
}

/* Bottom Navigation */
.sb7f-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--sb7f-primary);
  border-top: 1px solid var(--sb7f-border);
  z-index: 1000;
  height: 64px;
  display: flex;
  justify-content: space-around;
  align-items: center;
  box-shadow: 0 -2px 10px var(--sb7f-shadow);
}

.sb7f-bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--sb7f-secondary);
  text-decoration: none;
  min-width: 60px;
  min-height: 60px;
  transition: var(--sb7f-transition);
  position: relative;
}

.sb7f-bottom-nav-item:hover {
  color: var(--sb7f-accent);
}

.sb7f-bottom-nav-item.sb7f-nav-active {
  color: var(--sb7f-accent);
}

.sb7f-bottom-nav-icon {
  font-size: 24px;
  margin-bottom: 4px;
}

.sb7f-bottom-nav-text {
  font-size: 1rem;
  font-weight: 500;
}

/* Footer */
.sb7f-footer {
  background-color: rgba(0, 0, 0, 0.2);
  border-top: 1px solid var(--sb7f-border);
  padding: 2rem 0;
  margin-top: 3rem;
}

.sb7f-footer-content {
  text-align: center;
}

.sb7f-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.sb7f-footer-link {
  color: var(--sb7f-secondary);
  text-decoration: none;
  font-size: 1.4rem;
  padding: 0.5rem 1rem;
  border-radius: var(--sb7f-radius);
  transition: var(--sb7f-transition);
}

.sb7f-footer-link:hover {
  background-color: var(--sb7f-accent);
  color: white;
  text-decoration: none;
}

.sb7f-partners {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.sb7f-partner-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  opacity: 0.7;
  transition: var(--sb7f-transition);
}

.sb7f-partner-logo:hover {
  opacity: 1;
}

.sb7f-copyright {
  font-size: 1.2rem;
  color: var(--sb7f-secondary);
  opacity: 0.7;
}

/* Animations */
.sb7f-animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.sb7f-animate-on-scroll.sb7f-animated {
  opacity: 1;
  transform: translateY(0);
}

.sb7f-fade-in {
  animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.sb7f-slide-up {
  animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Design */
@media (min-width: 769px) {
  .sb7f-bottom-nav {
    display: none;
  }

  main {
    padding-bottom: 0;
  }

  .sb7f-menu-toggle {
    display: flex;
  }

  .sb7f-game-grid {
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  }

  .sb7f-game-icon {
    width: 80px;
    height: 80px;
  }
}

@media (max-width: 768px) {
  .sb7f-header-buttons .sb7f-btn-text {
    display: none;
  }

  .sb7f-menu-toggle {
    display: flex;
  }
}

/* Utility Classes */
.sb7f-text-center {
  text-align: center;
}

.sb7f-text-left {
  text-align: left;
}

.sb7f-text-right {
  text-align: right;
}

.sb7f-mb-1 {
  margin-bottom: 1rem;
}

.sb7f-mb-2 {
  margin-bottom: 2rem;
}

.sb7f-mb-3 {
  margin-bottom: 3rem;
}

.sb7f-mt-1 {
  margin-top: 1rem;
}

.sb7f-mt-2 {
  margin-top: 2rem;
}

.sb7f-mt-3 {
  margin-top: 3rem;
}

.sb7f-p-1 {
  padding: 1rem;
}

.sb7f-p-2 {
  padding: 2rem;
}

.sb7f-p-3 {
  padding: 3rem;
}

.sb7f-hidden {
  display: none;
}

.sb7f-visible {
  display: block;
}

/* Loading States */
.sb7f-loading {
  opacity: 0.6;
  pointer-events: none;
}

.sb7f-spinner {
  border: 2px solid var(--sb7f-border);
  border-top: 2px solid var(--sb7f-accent);
  border-radius: 50%;
  width: 20px;
  height: 20px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Lazy Loading Images */
.sb7f-lazy-loading {
  filter: blur(5px);
  transition: filter 0.3s;
}

.sb7f-lazy-loaded {
  filter: none;
}

/* Notification */
.sb7f-notification {
  position: fixed;
  top: 100px;
  right: 20px;
  background-color: var(--sb7f-primary);
  color: var(--sb7f-secondary);
  padding: 1rem 1.5rem;
  border-radius: var(--sb7f-radius);
  box-shadow: 0 4px 20px var(--sb7f-shadow);
  z-index: 10000;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  max-width: 300px;
}

.sb7f-notification.sb7f-notification-show {
  transform: translateX(0);
}

.sb7f-notification-success {
  background-color: var(--sb7f-success);
  color: white;
}

.sb7f-notification-warning {
  background-color: var(--sb7f-warning);
  color: white;
}

.sb7f-notification-error {
  background-color: var(--sb7f-danger);
  color: white;
}

.sb7f-notification-info {
  background-color: var(--sb7f-info);
  color: white;
}

/* Input Styles */
.sb7f-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--sb7f-border);
  border-radius: var(--sb7f-radius);
  font-size: 1.4rem;
  background-color: var(--sb7f-primary);
  color: var(--sb7f-secondary);
  transition: var(--sb7f-transition);
}

.sb7f-input:focus {
  outline: none;
  border-color: var(--sb7f-accent);
  box-shadow: 0 0 0 2px rgba(255, 107, 53, 0.2);
}

.sb7f-input-error {
  border-color: var(--sb7f-danger);
}

/* Form Styles */
.sb7f-form-group {
  margin-bottom: 1.5rem;
}

.sb7f-form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--sb7f-secondary);
}

/* Button Sizes */
.sb7f-btn-small {
  padding: 0.25rem 0.75rem;
  font-size: 1.2rem;
}

.sb7f-btn-large {
  padding: 0.75rem 1.5rem;
  font-size: 1.6rem;
}

/* Page Visibility Hidden */
.sb7f-page-hidden .sb7f-carousel,
.sb7f-page-hidden .sb7f-animate-on-scroll {
  animation-play-state: paused;
}

/* Special Elements */
.sb7f-promo-banner {
  background: linear-gradient(135deg, var(--sb7f-accent), var(--sb7f-accent-hover));
  color: white;
  padding: 1.5rem;
  border-radius: var(--sb7f-radius);
  margin-bottom: 2rem;
  text-align: center;
}

.sb7f-promo-banner h3 {
  color: white;
  margin-bottom: 0.5rem;
}

/* Accessibility */
.sb7f-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus Styles */
.sb7f-btn:focus,
.sb7f-input:focus,
.sb7f-bottom-nav-item:focus {
  outline: 2px solid var(--sb7f-accent);
  outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  :root {
    --sb7f-shadow: rgba(0, 0, 0, 0.3);
  }

  .sb7f-card {
    border-width: 2px;
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}