/* ===== CSS Variables ===== */
:root {
  --primary-color: #2563eb;
  --primary-dark: #1e40af;
  --primary-light: #3b82f6;
  --secondary-color: #64748b;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --warning-color: #f59e0b;
  --text-color: #1f2937;
  --text-light: #6b7280;
  --bg-color: #ffffff;
  --bg-gray: #f9fafb;
  --border-color: #e5e7eb;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
}

/* ===== Reset & Base Styles ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  color: var(--text-color);
  background-color: var(--bg-gray);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}

#app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===== Utility Classes ===== */
.hidden {
  display: none !important;
}

.section {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ===== Login Section ===== */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1rem;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
}

.login-card {
  background: var(--bg-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 2rem;
  width: 100%;
  max-width: 400px;
}

.logo {
  text-align: center;
  margin-bottom: 2rem;
}

.logo h1 {
  font-size: 1.75rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.logo p {
  color: var(--text-light);
  font-size: 0.875rem;
}

/* ===== Forms ===== */
.form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--text-color);
}

.form-control,
input[type="text"],
input[type="password"],
input[type="email"],
input[type="date"],
textarea,
select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus,
input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

.form-help {
  font-size: 0.75rem;
  color: var(--text-light);
}

/* ===== Buttons ===== */
.btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: inherit;
}

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

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

.btn-primary:active {
  transform: scale(0.98);
}

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

.btn-secondary:hover {
  background-color: #475569;
}

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

.btn-danger:hover {
  background-color: #dc2626;
}

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

.btn-block {
  width: 100%;
}

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

.btn-loader {
  display: none;
}

.btn.loading .btn-text {
  display: none;
}

.btn.loading .btn-loader {
  display: inline;
}

/* ===== Header ===== */
.app-header {
  background-color: var(--bg-color);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow-sm);
}

.app-header h1 {
  font-size: 1.25rem;
  color: var(--primary-color);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-name {
  font-size: 0.875rem;
  color: var(--text-light);
  display: none;
}

/* ===== Tabs ===== */
.tabs {
  display: flex;
  background-color: var(--bg-color);
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
}

.tab-btn {
  padding: 1rem 1.5rem;
  border: none;
  background: none;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-light);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
  white-space: nowrap;
}

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

.tab-btn.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* ===== Main Content ===== */
.main-content {
  flex: 1;
  padding: 1rem;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
}

.content-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.content-header h2 {
  font-size: 1.5rem;
  color: var(--text-color);
}

.filters {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* ===== Stats Grid ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background-color: var(--bg-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== Logs List ===== */
.logs-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.log-card {
  background-color: var(--bg-color);
  border-radius: var(--radius-md);
  padding: 1rem;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--primary-color);
}

.log-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  margin-bottom: 0.75rem;
}

.log-meta {
  flex: 1;
}

.log-employee {
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 0.25rem;
}

.log-date {
  font-size: 0.75rem;
  color: var(--text-light);
}

.log-description {
  color: var(--text-color);
  margin-bottom: 0.75rem;
  line-height: 1.5;
}

.log-location {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-light);
}

.log-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

/* ===== Table ===== */
.table-container {
  background-color: var(--bg-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead {
  background-color: var(--bg-gray);
}

th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-color);
  border-bottom: 1px solid var(--border-color);
}

td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.875rem;
}

tr:last-child td {
  border-bottom: none;
}

tr:hover {
  background-color: var(--bg-gray);
}

.status-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.status-active {
  background-color: #d1fae5;
  color: #065f46;
}

.status-inactive {
  background-color: #fee2e2;
  color: #991b1b;
}

/* ===== Modal ===== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.modal-content {
  background-color: var(--bg-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
}

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

.modal-header h3 {
  font-size: 1.25rem;
  color: var(--text-color);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-light);
  cursor: pointer;
  padding: 0;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.modal form {
  padding: 1.5rem;
}

.modal-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  padding: 1.5rem;
  border-top: 1px solid var(--border-color);
}

/* ===== Messages ===== */
.error-message {
  padding: 0.75rem;
  background-color: #fee2e2;
  color: #991b1b;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.location-status {
  padding: 0.75rem;
  background-color: var(--bg-gray);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
}

.location-status.success {
  background-color: #d1fae5;
  color: #065f46;
}

.location-status.error {
  background-color: #fee2e2;
  color: #991b1b;
}

/* ===== Offline Indicator ===== */
.offline-indicator {
  background-color: var(--warning-color);
  color: white;
  padding: 0.75rem;
  text-align: center;
  font-size: 0.875rem;
  margin-bottom: 1rem;
  border-radius: var(--radius-md);
}

/* ===== Install Prompt ===== */
.install-prompt {
  margin-top: 1.5rem;
  padding: 1rem;
  background-color: var(--bg-gray);
  border-radius: var(--radius-md);
  text-align: center;
}

.install-prompt p {
  font-size: 0.875rem;
  color: var(--text-light);
  margin-bottom: 0.75rem;
}

/* ===== Toast Notifications ===== */
.toast-container {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  background-color: var(--text-color);
  color: white;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 250px;
  animation: slideIn 0.3s ease-out;
}

.toast.success {
  background-color: var(--success-color);
}

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

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

/* ===== Map ===== */
.map-container {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  background-color: var(--bg-color);
}

.map {
  width: 100%;
  height: calc(100% - 60px);
}

#close-map {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 1000;
}

/* ===== Responsive Design ===== */
@media (min-width: 640px) {
  .user-name {
    display: inline;
  }

  .login-card {
    padding: 2.5rem;
  }

  .app-header h1 {
    font-size: 1.5rem;
  }
}

@media (min-width: 768px) {
  .main-content {
    padding: 2rem;
  }

  .content-header h2 {
    font-size: 1.75rem;
  }

  .filters {
    flex-wrap: nowrap;
  }
}

@media (min-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ===== PWA Specific Styles ===== */
@media (display-mode: standalone) {
  body {
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
  }

  .app-header {
    padding-top: calc(1rem + env(safe-area-inset-top));
  }
}

/* ===== Loading States ===== */
.loading-spinner {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* ===== Ticket Cards ===== */
.tickets-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.ticket-card {
  background: var(--bg-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s;
  border-left: 4px solid var(--primary-color);
}

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

.ticket-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.75rem;
  gap: 1rem;
}

.ticket-header h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-color);
  margin: 0;
  flex: 1;
}

.ticket-status {
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  white-space: nowrap;
}

.ticket-status.status-open {
  background-color: #dbeafe;
  color: #1e40af;
}

.ticket-status.status-in_progress {
  background-color: #fef3c7;
  color: #92400e;
}

.ticket-status.status-completed {
  background-color: #d1fae5;
  color: #065f46;
}

.ticket-status.status-closed {
  background-color: #e5e7eb;
  color: #374151;
}

.ticket-description {
  color: var(--text-light);
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
  line-height: 1.5;
}

.ticket-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--text-light);
  margin-bottom: 0.75rem;
}

.ticket-meta span {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.ticket-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

/* Priority badges */
.priority-urgent {
  color: var(--danger-color);
  font-weight: 600;
}

.priority-high {
  color: var(--warning-color);
  font-weight: 600;
}

.priority-medium {
  color: var(--primary-color);
  font-weight: 600;
}

.priority-low {
  color: var(--success-color);
  font-weight: 600;
}

/* Ticket Details Modal */
.ticket-details {
  padding: 1rem 0;
}

.ticket-detail-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  gap: 1rem;
}

.ticket-detail-header h2 {
  font-size: 1.5rem;
  margin: 0;
  flex: 1;
}

.ticket-detail-info {
  background: var(--bg-gray);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-bottom: 1.5rem;
}

.info-row {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-color);
}

.info-row:last-child {
  border-bottom: none;
}

.info-row strong {
  color: var(--text-color);
  font-weight: 600;
}

.info-row span {
  color: var(--text-light);
}

.ticket-detail-description {
  margin-bottom: 1.5rem;
}

.ticket-detail-description h3 {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
  color: var(--text-color);
}

.ticket-detail-description p {
  color: var(--text-light);
  line-height: 1.6;
}

.ticket-detail-logs {
  margin-bottom: 1rem;
}

.ticket-detail-logs h3 {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
  color: var(--text-color);
}

.log-item {
  background: var(--bg-gray);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-bottom: 0.75rem;
}

.log-item:last-child {
  margin-bottom: 0;
}

.log-item .log-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.log-item .log-header strong {
  color: var(--text-color);
}

.log-item .log-header span {
  color: var(--text-light);
}

.log-item p {
  color: var(--text-color);
  margin-bottom: 0.5rem;
  line-height: 1.5;
}

.log-item .log-location {
  font-size: 0.875rem;
  color: var(--text-light);
}

/* Radio group for priority selection */
.radio-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.radio-group label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s;
}

.radio-group label:hover {
  background: var(--bg-gray);
}

.radio-group input[type="radio"] {
  cursor: pointer;
}

.radio-group input[type="radio"]:checked + label,
.radio-group label:has(input[type="radio"]:checked) {
  background: var(--bg-gray);
  border-color: var(--primary-color);
}


/* ===== Ticket Details Modal Improvements ===== */
.ticket-details-modal .modal-content {
  max-width: 700px;
}

.ticket-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.ticket-detail-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  padding: 0.75rem;
  background: var(--bg-gray);
  border-radius: var(--radius-md);
}

.ticket-detail-col {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.ticket-detail-col strong {
  font-size: 0.75rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ticket-detail-col span {
  font-size: 0.95rem;
  color: var(--text-color);
}

.ticket-detail-section {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.ticket-detail-section h3 {
  font-size: 1rem;
  color: var(--text-color);
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 0.5rem;
}

.ticket-description-text {
  padding: 1rem;
  background: var(--bg-gray);
  border-radius: var(--radius-md);
  line-height: 1.6;
  color: var(--text-color);
}

.ticket-logs-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.ticket-log-item {
  padding: 1rem;
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

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

.ticket-log-date {
  font-size: 0.875rem;
  color: var(--text-light);
}

.ticket-log-description {
  color: var(--text-color);
  line-height: 1.5;
}

.ticket-log-location {
  font-size: 0.875rem;
  color: var(--text-light);
}

.priority-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
}

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

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

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

.priority-badge.priority-low {
  background: #d1fae5;
  color: #065f46;
}

/* ===== Log Card Enhancements ===== */
.log-ticket-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem;
  background: var(--bg-gray);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.log-customer {
  font-size: 0.875rem;
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

/* ===== Filter Enhancements ===== */
.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 0.875rem;
  user-select: none;
}

.checkbox-label input[type="checkbox"] {
  cursor: pointer;
}

.checkbox-label:hover {
  background: var(--bg-gray);
}

/* ===== Button Variants ===== */
.btn-warning {
  background-color: var(--warning-color);
  color: white;
}

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

/* ===== Responsive Adjustments ===== */
@media (max-width: 768px) {
  .ticket-detail-row {
    grid-template-columns: 1fr;
  }
  
  .ticket-log-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }
}