/* Shared Navigation Styles */
@import url('/css/navigation.css');
@import url('/css/notifications.css');

/* ============================================
   UNIFIED HEADER STYLES
   Used across all pages - no duplicates
   ============================================ */

/* Header Container */
#header-container {
  width: 100%;
}

/* Main Header */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
}

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

/* Header-specific navigation overrides */
.nav-links {
  display: flex;
  gap: 4px;
  position: relative;
}

.nav-links a {
  padding: 10px 16px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  border-radius: 6px 6px 0 0;
  transition: all 0.2s ease;
  position: relative;
  margin-bottom: -17px;
  padding-bottom: 26px;
  z-index: 1;
}

.nav-links a:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.nav-links a.active {
  color: var(--accent);
  background: var(--bg-tertiary);
  border-bottom: 2px solid var(--accent);
}

/* Header Right Side */
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Theme Toggle */
.theme-toggle {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 18px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all 0.2s;
}

.theme-toggle:hover {
  color: var(--accent);
  background: var(--bg-secondary);
}

/* User Menu */
.user-menu {
  position: relative;
}

.user-menu-btn {
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all 0.2s;
}

.user-menu-btn:hover {
  background: var(--bg-tertiary);
}

/* User Dropdown */
.user-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  min-width: 180px;
  z-index: 1000;
}

.user-dropdown.show {
  display: block;
}

.user-dropdown a,
.user-dropdown button {
  display: block;
  padding: 12px 16px;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 14px;
  text-align: left;
  background: none;
  border: none;
  width: 100%;
  cursor: pointer;
  transition: background 0.15s;
}

.user-dropdown a:hover,
.user-dropdown button:hover {
  background: var(--bg-tertiary);
}

/* Header Auth Buttons */
.header-auth {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-login {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
}

.btn-login:hover {
  color: var(--accent);
}

.btn-signup {
  background: var(--accent);
  color: #fff;
  padding: 8px 16px;
  border-radius: 6px;
  text-decoration: none;
  font-size: 14px;
}

.btn-signup:hover {
  opacity: 0.9;
}

/* Toast Notifications */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-secondary);
  border-left: 3px solid var(--accent);
  padding: 12px 20px;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  z-index: 1000;
  animation: toastSlideUp 0.3s ease;
}

@keyframes toastSlideUp {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}