/* layout.css - Core layout styles */

/* Base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f5f7fa;
  font-size: clamp(0.8rem, 2vw, 1rem);
  color: #333;
  line-height: 1.6;
}

/* App container */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 250px;
  background-color: #2c3e50;
  color: #ecf0f1;
  padding: 20px 0;
  display: flex;
  flex-direction: column;
}

.logo {
  display: flex;
  align-items: center;
  padding: 0 20px 20px;
  border-bottom: 1px solid #34495e;
}

.logo i {
  font-size: 24px;
  margin-right: 10px;
  color: #3498db;
}

.logo h1 {
  font-size: 20px;
  font-weight: 600;
}

.nav-links {
  margin-top: 20px;
}

.nav-links ul {
  list-style: none;
}

.nav-links li {
  margin-bottom: 5px;
}

.nav-links a {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  color: #ecf0f1;
  text-decoration: none;
  transition: all 0.3s ease;
}

.nav-links a:hover,
.nav-links li.active a {
  background-color: #34495e;
  color: #3498db;
}

.nav-links i {
  margin-right: 10px;
  width: 20px;
  text-align: center;
}

/* User info in sidebar */
.user-info {
  display: flex;
  align-items: center;
  padding: 15px 20px;
  border-bottom: 1px solid #34495e;
  margin-bottom: 10px;
}

.avatar {
  width: 40px;
  height: 40px;
  background-color: #3498db;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-right: 10px;
  color: white;
}

.avatar.admin {
  background-color: #e74c3c;
}

.avatar i {
  font-size: 18px;
}

.user-details h3 {
  font-size: 16px;
  font-weight: 600;
  color: #ecf0f1;
  margin: 0;
}

.user-details p {
  font-size: 12px;
  color: #bdc3c7;
  margin: 0;
}

/* Main content */
.main-content {
  flex: 1;
  padding: 20px;
  position: relative;
  overflow-y: auto;
}

/* Page header */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid #e0e0e0;
}

.page-header h1 {
  font-size: 24px;
  font-weight: 600;
  color: #2c3e50;
}

/* Loading indicator */
.loading-indicator {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.8);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 5px solid #f3f3f3;
  border-top: 5px solid #3498db;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Notifications */
.notifications {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1000;
  width: 300px;
}

.notification {
  background-color: #fff;
  border-radius: 5px;
  padding: 15px;
  margin-bottom: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  animation: slideIn 0.3s ease-out;
}

.notification.success {
  border-left: 4px solid #2ecc71;
}

.notification.error {
  border-left: 4px solid #e74c3c;
}

.notification.info {
  border-left: 4px solid #3498db;
}

.notification.fade-out {
  animation: fadeOut 0.3s ease-in forwards;
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: #34495e;
  font-size: 1.5rem;
  padding: 10px;
  cursor: pointer;
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1100;
}

.mobile-menu-btn i {
  font-size: 1.5rem;
}

/* Sidebar overlay */
.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 900;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
  display: block;
  opacity: 1;
}

/* Sidebar mobile behavior */
.sidebar {
  transition: transform 0.3s ease;
  z-index: 1000;
}

/* Tablet breakpoint */
@media (max-width: 1024px) and (min-width: 769px) {
  .sidebar {
    width: 200px;
  }

  .main-content {
    padding: 15px;
  }
}

@media (min-width: 992px) {
  .sidebar {
    transform: translateX(0);
  }

  .mobile-menu-btn,
  .sidebar-overlay {
    display: none;
  }
}

@media (min-width: 769px) and (max-width: 991px) {
  .sidebar.collapsed {
    width: 80px;
  }

  .sidebar.collapsed .logo h1,
  .sidebar.collapsed .user-details,
  .sidebar.collapsed .nav-links a span {
    display: none;
  }

  .sidebar.collapsed .nav-links a {
    justify-content: center;
    padding: 12px;
  }

  .sidebar.collapsed .nav-links i {
    margin-right: 0;
  }
}

/* Responsive design */
@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    transform: translateX(-100%); /* Hidden by default */
  }

  .sidebar.active {
    transform: translateX(0); /* Slide in */
  }

  .mobile-menu-btn {
    display: block;
  }

  .app-container {
    flex-direction: column;
  }

  .main-content {
    padding-top: 50px;
  }

  .logo {
    padding: 0 10px 10px;
  }

  .nav-links ul {
    flex-direction: column;
    overflow-x: visible;
  }

  .nav-links a {
    padding: 10px 15px;
    font-size: 0.9rem;
  }

  /* Add hamburger menu toggle (requires JS for functionality) */
  .nav-toggle {
    display: none;
    font-size: 1.5rem;
    color: #ecf0f1;
    padding: 10px;
    cursor: pointer;
  }

  .nav-toggle.visible {
    display: block;
  }

  .nav-links.hidden {
    display: none;
  }
}