/* Layout System */

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--spacing-lg);
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 var(--spacing-xl);
  }
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: rgba(10, 14, 39, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.site-header.scrolled {
  background: rgba(10, 14, 39, 0.98);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: var(--spacing-lg);
}

.site-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-shrink: 0;
}

.site-logo:hover {
  color: var(--accent);
}

/* Navigation */
.site-nav {
  display: none;
}

@media (min-width: 768px) {
  .site-nav {
    display: flex;
    gap: var(--spacing-lg);
  }

  .site-nav a {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition-fast);
    white-space: nowrap;
  }

  .site-nav a:hover {
    color: var(--text-main);
  }

  .site-nav a.active {
    color: var(--accent);
  }
}

/* Mobile menu toggle */
.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--text-main);
  transition: color var(--transition-fast);
}

.menu-toggle:hover {
  color: var(--accent);
}

@media (min-width: 768px) {
  .menu-toggle {
    display: none;
  }
}

/* Mobile navigation */
.mobile-nav {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 14, 39, 0.98);
  backdrop-filter: blur(10px);
  z-index: var(--z-overlay);
  padding: var(--spacing-xl);
  overflow-y: auto;
}

.mobile-nav.active {
  display: block;
}

.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.mobile-nav a {
  display: block;
  color: var(--text-muted);
  font-size: 1.125rem;
  font-weight: 500;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border);
}

.mobile-nav a:hover,
.mobile-nav a.active {
  color: var(--accent);
}

/* Main content */
main {
  min-height: calc(100vh - 64px - 200px);
}

/* Footer */
.site-footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.footer-content {
  display: grid;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .footer-content {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer-section h4 {
  font-size: 1rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-main);
}

.footer-section p,
.footer-section ul {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.footer-section ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-section a {
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer-section a:hover {
  color: var(--accent);
}

.footer-bottom {
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-dim);
  font-size: 0.875rem;
}

.responsible-gaming {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.responsible-gaming h4 {
  color: var(--warning);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-sm);
}

.responsible-gaming p {
  font-size: 0.8125rem;
  color: var(--text-dim);
  line-height: 1.5;
}

/* Grid layouts */
.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-cols-1 {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid-cols-sm-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .grid-cols-md-2 {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (min-width: 1024px) {
  .grid-cols-lg-3 {
    grid-template-columns: repeat(3, 1fr);
  }

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

/* Section spacing */
.section {
  padding: var(--spacing-xl) 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--spacing-2xl) 0;
  }
}

.section-lg {
  padding: var(--spacing-2xl) 0;
}

@media (min-width: 768px) {
  .section-lg {
    padding: 4rem 0;
  }
}