:root {
  --bg-color: #f4f6f8;
  --main-color: #007bff;
  --secondary-color: #6c757d;
  --danger-color: #dc3545;
  --danger-bg: rgba(220, 53, 69, 0.07);
  --success-color: #28a745;
  --success-bg: rgba(40, 167, 69, 0.07);
  --warning-color: #ffc107;
  --wash-color: #17a2b8;
  --text-color: #212529;
  --light-text-color: #ffffff;
  --card-bg: #ffffff;
  --border-color: #dee2e6;
  --shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
}

body,
html {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  font-size: 16px;
}
/* Prevent double-tap zoom on interactive elements */
button,
input,
select,
textarea,
.bin-count-display,
.action-button {
  touch-action: manipulation;
}

.app-container {
  max-width: 1000px;
  margin: 15px auto;
  padding: 15px;
  /* Add bottom padding to prevent content from sticking to the edge */
  padding-bottom: 50px;
}
.hidden {
  display: none !important;
}
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  flex-wrap: wrap;
}
.header-title {
  font-size: 2.2rem;
  font-weight: bold;
  color: var(--main-color);
}
.header-controls {
  display: flex;
  align-items: center;
  gap: 15px;
}
#user-info {
  font-size: 1rem;
  font-weight: 500;
}
#logout-btn {
  padding: 8px 12px;
  font-size: 1rem;
  background-color: var(--danger-color);
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  /* Prevent Android context menu and text selection on all buttons */
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
}
.lang-switcher button {
  background: none;
  border: 2px solid var(--border-color);
  border-radius: 10px;
  padding: 8px;
  margin-left: 8px;
  font-size: 1.8rem;
  cursor: pointer;
}
.lang-switcher button.active {
  border-color: var(--main-color);
}
.stock-display {
  display: flex;
  gap: 20px;
  margin-bottom: 30px;
}
.stock-card {
  flex: 1;
  background-color: var(--card-bg);
  padding: 20px;
  border-radius: 12px;
  text-align: center;
  box-shadow: var(--shadow);
}
.stock-card .title {
  font-size: 1.2rem;
  color: var(--secondary-color);
  margin-bottom: 8px;
}
.stock-card .count {
  font-size: 3.5rem;
  font-weight: bold;
}
.stock-card .count.clean {
  color: var(--success-color);
}
.stock-card .count.dirty {
  color: var(--danger-color);
}
.actions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
  margin-bottom: 30px;
}
.action-button {
  font-size: 1.2rem;
  font-weight: 500;
  padding: 20px;
  border: none;
  border-radius: 12px;
  color: var(--light-text-color);
  cursor: pointer;
  transition: filter 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  line-height: 1.2;
  /* Prevent Android context menu and text selection on buttons */
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
}
.action-button:hover {
  filter: brightness(1.1);
}
#add-entry-btn {
  background-color: var(--main-color);
}
#wash-bins-btn {
  background-color: var(--wash-color);
}
#adjust-stock-btn {
  background-color: var(--warning-color);
  color: var(--text-color);
}
.report-section {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  background: var(--card-bg);
  border-radius: 12px;
  box-shadow: var(--shadow);
  margin-bottom: 30px;
}
.report-section .date-picker-group {
  display: flex;
  align-items: center;
  gap: 10px;
}
.report-section label {
  font-weight: 500;
}
.report-section input[type="date"] {
  padding: 8px;
  border-radius: 8px;
  border: 2px solid var(--border-color);
  font-size: 1rem;
}
.report-section .action-button {
  padding: 12px;
}
#report-btn {
  background-color: var(--secondary-color);
}
.transactions-list h3 {
  font-size: 1.5rem;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 8px;
}
#transactions-container {
  margin-top: 15px;
  font-size: 1.1rem;
}
.transaction-item {
  background-color: var(--card-bg);
  padding: 15px;
  border-radius: 8px;
  margin-bottom: 10px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  gap: 15px;
}
.transaction-item.draft {
  border: 2px solid var(--danger-color);
  background-color: var(--danger-bg);
}
.draft-badge {
  background-color: var(--danger-color);
  color: white;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: bold;
  margin-right: 8px;
  text-transform: uppercase;
}
.transaction-item .icon {
  font-size: 1.5rem;
}
.transaction-item .details {
  flex-grow: 1;
}
.transaction-item .time {
  font-size: 0.9em;
  color: var(--secondary-color);
}
.transaction-comment {
  font-style: italic;
  font-size: 0.95em;
  color: #555;
}
.transaction-actions {
  margin-left: auto;
  display: flex;
  gap: 5px;
}
.transaction-actions button {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  padding: 5px;
  border-radius: 50%;
}
.transaction-actions button:hover {
  background-color: #f0f0f0;
}

/* --- MODAL UPDATES FOR MOBILE SCROLLING --- */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  justify-content: center;
  align-items: center;
  padding: 10px; /* Screen edge padding */
  box-sizing: border-box;
}

.modal-content {
  background-color: var(--bg-color);
  border-radius: 15px;
  width: 100%;
  max-width: 600px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);

  /* NEW FLEX LAYOUT */
  display: flex;
  flex-direction: column;
  max-height: 90vh; /* Maximum 90% of screen height */
  padding: 0; /* Padding moved inside sections */
  overflow: hidden; /* Hide external scroll */
}

/* Modal header */
.modal-content h2 {
  font-size: 1.8rem;
  margin: 0;
  padding: 20px 20px 10px 20px;
  flex-shrink: 0; /* Do not shrink header */
  background-color: var(--bg-color);
}

/* Scrollable content */
.modal-scroll-content {
  padding: 10px 20px;
  overflow-y: auto; /* Vertical scroll */
  flex-grow: 1; /* Takes all available space */
  text-align: left;
}

/* Fixed footer with buttons */
.modal-actions {
  display: flex;
  gap: 15px;
  padding: 20px;
  background-color: var(--bg-color);
  border-top: 1px solid var(--border-color);
  flex-shrink: 0; /* Do not shrink buttons */
}

.modal-actions .action-button {
  flex: 1;
  padding: 15px;
  font-size: 1.1rem;
  color: white;
  border: none;
  border-radius: 8px;
}

.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 1.1rem;
  margin-bottom: 8px;
  font-weight: 500;
}
.form-group input {
  width: 100%;
  padding: 12px;
  font-size: 1.1rem;
  border-radius: 8px;
  border: 2px solid var(--border-color);
  box-sizing: border-box;
}
.form-group input.invalid {
  border-color: var(--danger-color);
  box-shadow: 0 0 5px rgba(220, 53, 69, 0.4);
}
.validation-message {
  color: var(--danger-color);
  font-size: 0.9em;
  text-align: left;
  margin-top: 5px;
  display: none;
}
.truck-ops-container {
  display: flex;
  gap: 15px;
  margin-bottom: 20px;
}
.truck-op-section {
  flex: 1;
  padding: 15px;
  border-radius: 8px;
  text-align: center;
}
.truck-op-section.inbound {
  background-color: var(--danger-bg);
}
.truck-op-section.outbound {
  background-color: var(--success-bg);
}
/* Transfer specific styles for visual clarity */
.truck-op-section.clean-op {
  background-color: var(--success-bg);
  border: 1px solid rgba(40, 167, 69, 0.2);
}
.truck-op-section.dirty-op {
  background-color: var(--danger-bg);
  border: 1px solid rgba(220, 53, 69, 0.2);
}
.truck-op-section.locked {
  opacity: 0.4;
  pointer-events: none;
  filter: grayscale(1);
  cursor: not-allowed;
}
.transfer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 15px;
}
.truck-op-section h3 {
  font-size: 1.2rem;
  margin-top: 0;
  margin-bottom: 15px;
}
.bin-counter {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}
.bin-quick-btn-group {
  display: flex;
  gap: 10px;
}
.bin-quick-btn {
  font-size: 1rem;
  font-weight: bold;
  padding: 8px 16px;
  border-radius: 20px;
  border: none;
  color: var(--light-text-color);
  cursor: pointer;
  background-color: var(--secondary-color);
}
.bin-count-display {
  font-size: 3.5rem;
  font-weight: bold;
  min-width: 80px;
  text-align: center;
  padding: 10px;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.2s;
  background-color: #fff;
  border: 1px solid #ddd;
}
.bin-count-display:hover {
  background-color: #e0e0e0;
}
.bin-count-display.invalid {
  border-color: var(--danger-color);
  box-shadow: 0 0 5px rgba(220, 53, 69, 0.4);
}
.bin-count-input {
  font-size: 3.5rem;
  font-weight: bold;
  width: 140px;
  text-align: center;
  border: 2px solid var(--main-color);
}
#report-text-area {
  width: 100%;
  height: 400px;
  font-family: monospace;
  font-size: 0.9rem;
}

.backup-section {
  margin-top: 30px;
  padding: 20px;
  background: #e9ecef;
  border-radius: 12px;
}
.backup-section h3 {
  margin-top: 0;
}
.backup-section .action-button {
  background-color: #5a6268;
}

/* --- JOB CARD STYLES (MULTI-JOB) --- */
.job-card {
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 10px;
  padding: 15px;
  margin-bottom: 15px;
  position: relative;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}
.job-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.job-title {
  font-weight: bold;
  color: var(--main-color);
}
.remove-job-btn {
  background: var(--danger-color);
  color: white;
  border: none;
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 0.9rem;
  cursor: pointer;
}

/* --- Login Grid Styles --- */
#login-modal .modal-content {
  max-width: 500px;
}
.user-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 15px;
  margin-bottom: 25px;
  max-height: 400px;
  overflow-y: auto;
}
.user-login-btn {
  padding: 20px 10px;
  font-size: 1.2rem;
  font-weight: bold;
  border: 2px solid var(--border-color);
  border-radius: 12px;
  background-color: var(--card-bg);
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: all 0.2s;
  word-break: break-word;
}
.user-login-btn:hover {
  background-color: #e9ecef;
  border-color: var(--main-color);
  transform: translateY(-2px);
}
#admin-panel-btn {
  margin-top: 15px;
  background: none;
  border: none;
  color: var(--main-color);
  text-decoration: underline;
  cursor: pointer;
}
#user-list {
  list-style: none;
  padding: 0;
  margin-bottom: 20px;
  max-height: 200px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px;
}
.user-list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px;
  background-color: var(--card-bg);
  border-radius: 6px;
  margin-bottom: 5px;
}
.delete-user-btn {
  background-color: var(--danger-color);
  color: white;
  border: none;
  border-radius: 5px;
  padding: 5px 10px;
  cursor: pointer;
}

@media (max-width: 600px) {
  .truck-ops-container {
    flex-direction: column;
  }
  .header-title {
    width: 100%;
    text-align: center;
    margin-bottom: 10px;
  }
  .header-controls {
    width: 100%;
    justify-content: center;
  }
}
.sync-indicator {
  font-size: 1.5rem;
  margin-right: 10px;
  opacity: 0.3;
  transition: opacity 0.3s;
}
.sync-indicator.syncing {
  opacity: 1;
  animation: pulse 1s infinite;
}
.sync-indicator.success {
  opacity: 1;
  color: var(--success-color);
  filter: drop-shadow(0 0 2px green);
}
.sync-indicator.error {
  opacity: 1;
  color: var(--danger-color);
}
@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}
/* --- UPDATES FOR GUEST/LOCATION LOGIC --- */

/* Location Badge Styles */
.location-badge {
  font-weight: bold;
  padding: 6px 12px;
  border-radius: 8px;
  margin-right: 10px;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.location-badge.warning {
  background-color: #ffebee;
  color: #c62828;
  border: 1px solid #ffcdd2;
  box-shadow: 0 0 5px rgba(198, 40, 40, 0.2);
  animation: pulse-warning 2s infinite;
}

.location-badge.set {
  background-color: #e3f2fd;
  color: #1565c0;
  border: 1px solid #bbdefb;
}

/* Local-only (Guest/No Location) Sync Status */
.sync-indicator.local-only {
  opacity: 1;
  color: #78909c; /* Blue Grey */
  position: relative;
  font-size: 1.3rem;
}

/* Pulse animation for the warning badge */
@keyframes pulse-warning {
  0% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
  100% {
    opacity: 1;
  }
}

/* Adjust header layout for mobile */
@media (max-width: 600px) {
  .header-controls {
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
  }
  .location-badge {
    width: 100%;
    text-align: center;
    margin-right: 0;
    margin-bottom: 5px;
  }
}