:root {
  --primary-color: #2563eb;
  --primary-dark: #1d4ed8;
  --secondary-color: #64748b;
  --secondary-dark: #475569;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --warning-color: #f59e0b;
  --light-bg: #f8fafc;
  --dark-text: #1e293b;
  --light-text: #f8fafc;
  --border-color: #e2e8f0;
  --card-bg: #ffffff;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  line-height: 1.6;
  color: var(--dark-text);
  background-color: var(--light-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */
.main-header {
  background-color: var(--primary-color);
  color: var(--light-text);
  padding: 1rem 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--light-text);
  text-decoration: none;
}

.main-nav {
  display: flex;
  gap: 1.5rem;
}

.main-nav a {
  color: var(--light-text);
  text-decoration: none;
  padding: 0.5rem;
  border-radius: 4px;
  transition: background-color 0.2s;
}

.main-nav a:hover {
  background-color: var(--primary-dark);
}

.logout-link {
  border: 1px solid var(--light-text);
}

/* Footer */
.main-footer {
  background-color: var(--secondary-color);
  color: var(--light-text);
  padding: 1rem 0;
  margin-top: auto;
}

/* Cards */
.card {
  background-color: var(--card-bg);
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="email"],
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 1rem;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  transition: background-color 0.2s, transform 0.1s;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(1px);
}

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

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

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

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

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

.btn-success {
  background-color: var(--success-color);
  color: var(--light-text);
}

.btn-success:hover {
  background-color: #059669;
}

.btn-small {
  padding: 0.25rem 0.5rem;
  font-size: 0.875rem;
}

/* Login Page */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.login-container .card {
  width: 100%;
  max-width: 400px;
}

/* Dashboard */
.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 2rem 0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.timebank-card {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.timebank-card h2 {
  margin-bottom: 0.75rem;
  color: var(--primary-color);
}

.card-actions {
  margin-top: auto;
  padding-top: 1rem;
}

.timebank-image {
  margin: 1rem 0;
  height: 150px;
  overflow: hidden;
  border-radius: 4px;
}

.timebank-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* TimeBank Details */
.breadcrumb {
  margin: 1.5rem 0;
  font-size: 0.875rem;
}

.breadcrumb a {
  color: var(--primary-color);
  text-decoration: none;
}

.timebank-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.timebank-details {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .timebank-details {
    grid-template-columns: 1fr 1fr;
  }
}

.photos-gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.photo-item {
  width: 300px;
  height: 168px; /* 16:9 aspect ratio (150 * 9/16 ≈ 84) */
  overflow: hidden;
  border-radius: 4px;
}

.photo-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.data-table th {
  font-weight: 600;
  background-color: var(--light-bg);
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: white;
  border-radius: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

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

.inline-form {
  display: inline-block;
}

/* Alerts */
.alert {
  padding: 1rem;
  border-radius: 4px;
  margin-bottom: 1.5rem;
}

.alert-error {
  background-color: rgba(239, 68, 68, 0.1);
  border-left: 4px solid var(--danger-color);
  color: var(--danger-color);
}

.alert-success {
  background-color: rgba(16, 185, 129, 0.1);
  border-left: 4px solid var(--success-color);
  color: var(--success-color);
}

.empty-state {
  text-align: center;
  padding: 3rem;
}

.empty-state p {
  margin-bottom: 1.5rem;
  font-size: 1.125rem;
}

/* Photo gallery with delete functionality */
.photos-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}

.photo-item {
  position: relative;
}

.photo-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.photo-wrapper img {
  width: 100%;
  object-fit: cover;
  display: block;
}

.photo-actions {
  background-color: rgba(0, 0, 0, 0.6);
  padding: 8px;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  color: white;
  display: flex;
  align-items: center;
  gap: 5px;
}

.photo-actions label {
  cursor: pointer;
  font-size: 0.875rem;
}

.help-text {
  font-size: 0.875rem;
  color: var(--secondary-color);
  margin-top: 4px;
}

/* Marked for deletion styling */
.marked-for-deletion img {
  opacity: 0.5;
  filter: grayscale(100%);
}

.marked-for-deletion::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(239, 68, 68, 0.2);
  z-index: 1;
  pointer-events: none;
}

.marked-for-deletion::after {
  content: '✕';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2rem;
  color: var(--danger-color);
  z-index: 2;
  pointer-events: none;
}

/* Pending Members Styling */
.pending-member-row {
  background-color: #fef3cd;
  border-left: 4px solid var(--warning-color);
}

.pending-member-row:hover {
  background-color: #fde68a;
}

/* Rejected Members Styling */
.rejected-member-row {
  background-color: #fde2e2;
  border-left: 4px solid var(--danger-color);
  opacity: 0.8;
}

.rejected-member-row:hover {
  background-color: #fca5a5;
}

.action-buttons {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.action-buttons .inline-form {
  margin: 0;
}

.text-muted {
  color: var(--secondary-color);
  font-size: 0.875rem;
  margin-bottom: 1rem;
  font-style: italic;
}