/* ================================================================================
Файл: navigation.css
Описание: Стили для навигации
Версия: 2.0.0
================================================================================ */

nav {
  margin-bottom: 0.5rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 0.5rem;
  border: 1px solid var(--border-color);
}

.nav-ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.nav-ul li a {
  text-decoration: none;
  color: var(--primary-color);
  font-weight: var(--font-weight-medium);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  border: 2px solid transparent;
  background: var(--bg-tertiary);
  display: inline-block;
}

.nav-ul li a:hover,
.nav-ul li a.active {
  background: var(--primary-color);
  color: #1a1a1a;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.nav-right {
  display: inline-flex;
  gap: 0.5rem;
  margin-left: 1rem;
}

.nav-link {
  padding: 0.5rem 1rem;
  border-radius: 6px;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  font-size: 0.9rem;
}

.nav-link:hover {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  text-decoration: none;
}

.nav-admin {
  background: var(--bg-secondary);
  color: var(--warning-color);
  border: 1px solid var(--warning-color);
}

.nav-admin:hover {
  background: var(--warning-color);
  color: #1a1a1a;
}

.nav-profile {
  background: var(--bg-secondary);
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
}

.nav-profile:hover {
  background: var(--primary-color);
  color: #1a1a1a;
}

.nav-logout {
  background: var(--bg-secondary);
  color: var(--danger-color);
  border: 1px solid var(--danger-color);
}

.nav-logout:hover {
  background: var(--danger-color);
  color: white;
}

/* ===== HEADER ===== */
.header {
  text-align: center;
  margin-bottom: 0.5rem;
  padding: 0.5rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.header h1 {
  margin: 0;
  color: var(--text-white);
}

.header .current-date {
  font-size: 1.2rem;
  color: var(--text-secondary);
}

/* ===== CONTACT BAR ===== */
.contact-bar {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  color: var(--text-primary);
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.85rem;
}

.contact-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.contact-items {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  justify-content: center;
  align-items: center;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}

.contact-icon {
  font-size: 1rem;
}

.contact-item a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-base);
}

.contact-item a:hover {
  color: var(--primary-light);
  text-decoration: underline;
}

/* ===== DEMO INDICATOR ===== */
.demo-indicator {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
  padding: 8px 0;
  border-bottom: 2px solid var(--primary-color);
  font-size: 0.85rem;
}

.demo-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  text-align: center;
}

.demo-text {
  display: block;
}

.demo-link {
  color: white;
  text-decoration: underline;
  font-weight: var(--font-weight-semibold);
  transition: opacity var(--transition-fast);
}

.demo-link:hover {
  opacity: 0.8;
  text-decoration: none;
}