/* Mosharef Grammar School Management System - Main Stylesheet */

:root {
  --primary-color: #1e3a8a;
  --secondary-color: #3b82f6;
  --accent-color: #059669;
  --danger-color: #dc2626;
  --warning-color: #f59e0b;
  --light-gray: #f3f4f6;
  --medium-gray: #9ca3af;
  --dark-gray: #374151;
  --text-dark: #111827;
  --text-light: #6b7280;
  --border-color: #e5e7eb;
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--light-gray);
  color: var(--text-dark);
  line-height: 1.6;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

h1 {
  font-size: 2.5rem;
}
h2 {
  font-size: 2rem;
}
h3 {
  font-size: 1.5rem;
}
h4 {
  font-size: 1.25rem;
}
h5 {
  font-size: 1.1rem;
}
h6 {
  font-size: 1rem;
}

p {
  color: var(--text-light);
  margin-bottom: 1rem;
}

a {
  color: var(--secondary-color);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-color);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 0.375rem;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary-color);
  color: white;
}

.btn-primary:hover {
  background-color: var(--secondary-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: var(--secondary-color);
  color: white;
}

.btn-secondary:hover {
  background-color: var(--primary-color);
}

.btn-accent {
  background-color: var(--accent-color);
  color: white;
}

.btn-accent:hover {
  background-color: #047857;
}

.btn-danger {
  background-color: var(--danger-color);
  color: white;
}

.btn-danger:hover {
  background-color: #991b1b;
}

.btn-warning {
  background-color: var(--warning-color);
  color: white;
}

.btn-warning:hover {
  background-color: #d97706;
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--secondary-color);
  color: var(--secondary-color);
}

.btn-outline:hover {
  background-color: var(--secondary-color);
  color: white;
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-dark);
}

.form-control {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  font-size: 1rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-control:disabled {
  background-color: var(--light-gray);
  cursor: not-allowed;
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

select.form-control {
  cursor: pointer;
}

.form-error {
  color: var(--danger-color);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.form-success {
  color: var(--accent-color);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* Cards */
.card {
  background-color: white;
  border-radius: 0.5rem;
  box-shadow: var(--shadow);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

.card-header {
  border-bottom: 2px solid var(--border-color);
  margin: -1.5rem -1.5rem 1rem -1.5rem;
  padding: 1rem 1.5rem;
  background-color: var(--light-gray);
}

.card-footer {
  border-top: 1px solid var(--border-color);
  margin: 1rem -1.5rem -1.5rem -1.5rem;
  padding: 1rem 1.5rem;
  background-color: var(--light-gray);
  text-align: right;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
}

table thead {
  background-color: var(--primary-color);
  color: white;
}

table th {
  padding: 1rem;
  text-align: left;
  font-weight: 600;
}

table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

table tbody tr:hover {
  background-color: var(--light-gray);
}

table tbody tr:nth-child(even) {
  background-color: #fafafa;
}

/* Alerts */
.alert {
  padding: 1rem;
  border-radius: 0.375rem;
  margin-bottom: 1rem;
  border-left: 4px solid;
}

.alert-success {
  background-color: #d1fae5;
  border-color: var(--accent-color);
  color: #047857;
}

.alert-danger {
  background-color: #fee2e2;
  border-color: var(--danger-color);
  color: #991b1b;
}

.alert-warning {
  background-color: #fef3c7;
  border-color: var(--warning-color);
  color: #92400e;
}

.alert-info {
  background-color: #dbeafe;
  border-color: var(--secondary-color);
  color: #1e40af;
}

/* Navigation */
.navbar {
  background-color: var(--primary-color);
  color: white;
  padding: 1rem 0;
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
}

.navbar-nav {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.navbar-nav a {
  color: white;
  transition: var(--transition);
}

.navbar-nav a:hover {
  color: var(--secondary-color);
}

.navbar-nav .active a {
  color: var(--secondary-color);
  border-bottom: 2px solid var(--secondary-color);
  padding-bottom: 0.5rem;
}

/* Sidebar */
.sidebar {
  background-color: var(--primary-color);
  color: white;
  width: 250px;
  min-height: 100vh;
  padding: 1.5rem 0;
  position: fixed;
  left: 0;
  top: 60px;
  overflow-y: auto;
}

.sidebar-menu {
  list-style: none;
}

.sidebar-menu li {
  margin: 0;
}

.sidebar-menu a {
  display: block;
  padding: 1rem 1.5rem;
  color: rgba(255, 255, 255, 0.8);
  transition: var(--transition);
}

.sidebar-menu a:hover,
.sidebar-menu a.active {
  background-color: var(--secondary-color);
  color: white;
  border-left: 4px solid white;
  padding-left: calc(1.5rem - 4px);
}

.sidebar-menu .submenu {
  display: none;
  list-style: none;
  background-color: rgba(0, 0, 0, 0.1);
}

.sidebar-menu .submenu.show {
  display: block;
}

.sidebar-menu .submenu a {
  padding-left: 3rem;
  font-size: 0.9rem;
}

/* Main Content */
.main-content {
  margin-left: 250px;
  margin-top: 60px;
  padding: 2rem 1rem;
  min-height: calc(100vh - 60px);
}

.page-header {
  margin-bottom: 2rem;
}

.page-title {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.page-description {
  color: var(--text-light);
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  list-style: none;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
}

.breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-left: 0.5rem;
  color: var(--medium-gray);
}

.breadcrumb a {
  color: var(--secondary-color);
}

/* Grid */
.row {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.col-1 {
  grid-template-columns: repeat(1, 1fr);
}
.col-2 {
  grid-template-columns: repeat(2, 1fr);
}
.col-3 {
  grid-template-columns: repeat(3, 1fr);
}
.col-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* Pagination */
.pagination {
  display: flex;
  list-style: none;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 2rem;
}

.pagination a,
.pagination span {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  color: var(--secondary-color);
  transition: var(--transition);
}

.pagination a:hover {
  background-color: var(--secondary-color);
  color: white;
}

.pagination .active span {
  background-color: var(--secondary-color);
  color: white;
  border-color: var(--secondary-color);
}

/* Spinner */
.spinner {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid var(--border-color);
  border-top-color: var(--secondary-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Loading State */
.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 3rem;
  gap: 1rem;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
}

.modal.show {
  display: flex;
  justify-content: center;
  align-items: center;
}

.modal-content {
  background-color: white;
  border-radius: 0.5rem;
  max-width: 500px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--border-color);
  text-align: right;
  gap: 0.5rem;
  display: flex;
  justify-content: flex-end;
}

.close-btn {
  font-size: 1.5rem;
  font-weight: 300;
  cursor: pointer;
  color: var(--text-light);
}

.close-btn:hover {
  color: var(--text-dark);
}

/* Utility Classes */
.text-center {
  text-align: center;
}
.text-right {
  text-align: right;
}
.text-left {
  text-align: left;
}

.mt-1 {
  margin-top: 0.5rem;
}
.mt-2 {
  margin-top: 1rem;
}
.mt-3 {
  margin-top: 1.5rem;
}
.mt-4 {
  margin-top: 2rem;
}

.mb-1 {
  margin-bottom: 0.5rem;
}
.mb-2 {
  margin-bottom: 1rem;
}
.mb-3 {
  margin-bottom: 1.5rem;
}
.mb-4 {
  margin-bottom: 2rem;
}

.p-1 {
  padding: 0.5rem;
}
.p-2 {
  padding: 1rem;
}
.p-3 {
  padding: 1.5rem;
}
.p-4 {
  padding: 2rem;
}

.d-none {
  display: none;
}
.d-block {
  display: block;
}
.d-flex {
  display: flex;
}
.d-grid {
  display: grid;
}

.justify-center {
  justify-content: center;
}
.justify-between {
  justify-content: space-between;
}
.align-center {
  align-items: center;
}

.gap-1 {
  gap: 0.5rem;
}
.gap-2 {
  gap: 1rem;
}
.gap-3 {
  gap: 1.5rem;
}

.text-success {
  color: var(--accent-color);
}
.text-danger {
  color: var(--danger-color);
}
.text-warning {
  color: var(--warning-color);
}
.text-muted {
  color: var(--medium-gray);
}

.bg-light {
  background-color: var(--light-gray);
}
.bg-white {
  background-color: white;
}
.bg-primary {
  background-color: var(--primary-color);
}

.rounded {
  border-radius: 0.375rem;
}
.rounded-lg {
  border-radius: 0.5rem;
}
.rounded-full {
  border-radius: 9999px;
}

.shadow {
  box-shadow: var(--shadow);
}
.shadow-lg {
  box-shadow: var(--shadow-lg);
}

.opacity-50 {
  opacity: 0.5;
}
.opacity-75 {
  opacity: 0.75;
}

/* Badge */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-primary {
  background-color: #dbeafe;
  color: #1e40af;
}

.badge-success {
  background-color: #d1fae5;
  color: #047857;
}

.badge-danger {
  background-color: #fee2e2;
  color: #991b1b;
}

.badge-warning {
  background-color: #fef3c7;
  color: #92400e;
}

/* Print Styles */
@media print {
  .navbar,
  .sidebar,
  .btn,
  .modal {
    display: none !important;
  }

  .main-content {
    margin-left: 0;
    margin-top: 0;
    padding: 0;
  }
}