/**
 * SEO Wars Theme - Main Styles
 * @version 1.0.0
 */

/* ==========================================================================
   HEADER
   ========================================================================== */

.site-header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  height: 56px;
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  display: flex;
  align-items: center;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.site-logo {
  height: 24px;
}

.site-logo img {
  height: 100%;
  width: auto;
}

.main-navigation {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.main-navigation a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: var(--font-medium);
  font-size: var(--text-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.main-navigation a:hover {
  background: var(--bg-tertiary);
  color: var(--primary-cyan);
}

.main-navigation a.active {
  background: var(--primary-cyan);
  color: var(--bg-primary);
}

/* User menu */
.user-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 2px solid var(--primary-cyan);
  cursor: pointer;
  transition: transform var(--transition-base);
}

.user-avatar:hover {
  transform: scale(1.1);
}

/* Mobile menu toggle */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: var(--text-2xl);
  cursor: pointer;
}

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: block;
  }
  
  .main-navigation {
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: var(--spacing-lg);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
    border-bottom: 1px solid var(--border-color);
  }
  
  .main-navigation.active {
    transform: translateX(0);
  }
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero-section {
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  padding: var(--spacing-2xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 50%, rgba(0, 188, 212, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-section .container {
  position: relative;
  z-index: 1;
}

.hero-section h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, var(--primary-cyan), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-section p {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ==========================================================================
   SECTIONS
   ========================================================================== */

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

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.stats-section {
  background: var(--bg-secondary);
  padding: var(--spacing-xl) 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
}

.stat-card {
  background: var(--bg-tertiary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: transform var(--transition-base);
}

.stat-card:hover {
  transform: translateY(-4px);
}

.stat-number {
  display: block;
  font-size: var(--text-4xl);
  font-family: var(--font-display);
  font-weight: var(--font-bold);
  color: var(--primary-cyan);
  margin-bottom: var(--spacing-sm);
}

.stat-label {
  display: block;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

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

.footer-widgets {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

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

.footer-bottom a {
  color: var(--primary-cyan);
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .cta-buttons {
    flex-direction: column;
  }
  
  .cta-buttons .btn {
    width: 100%;
  }
}