/* ============================================
   Event Check-in App - Shared Styles
   ============================================ */

:root {
  --good: #b2c8a3;
  --good-dark: #88a876;
  --bad: #f44336;
  --bad-dark: #d32f2f;
  --primary: #d1b079;
  --primary-dark: #b89a61;
  --secondary: #9f9c9a;
  --bg: linear-gradient(135deg, #2c2a38 0%, #433f54 100%);
  --card: #ffffff;
  --border: #d1b079;
  --text: #2c2a38;
  --text-muted: #9f9c9a;
  --shadow: 0 2px 4px rgba(0,0,0,0.1);
  --shadow-lg: 0 4px 16px rgba(0,0,0,0.2);
  --accent-light: #feebda;
  --accent-cream: #f3e2cc;
  --accent-gray: #eaeae8;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

/* Loading Overlay */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(44, 42, 56, 0.95);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  transition: opacity 0.3s ease-out;
}

.loading-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid rgba(209, 176, 121, 0.3);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Header */
.header {
  background-color: var(--card);
  border-bottom: 2px solid var(--border);
  padding: 1rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-lg);
}

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

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

.header-logo img {
  max-width: 50px;
  height: auto;
}

@media (max-width: 768px) {
  .header-logo img {
    max-width: 30px;
  }
}

.header h1 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text);
}

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

.header-controls a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
}

.header-controls a:hover {
  text-decoration: underline;
}

.user-info {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  border: none;
  border-radius: 4px;
  transition: all 0.2s;
  min-height: 44px;
  text-decoration: none;
}

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

.btn-primary {
  background-color: var(--primary);
  color: var(--text);
  font-weight: 600;
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--primary-dark);
  color: var(--text);
}

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

.btn-danger:hover:not(:disabled) {
  background-color: var(--bad-dark);
}

.btn-secondary {
  background-color: var(--secondary);
  color: white;
  border: 1px solid var(--secondary);
}

.btn-secondary:hover:not(:disabled) {
  background-color: #868481;
  border-color: #868481;
}

.btn-link {
  background: none;
  color: var(--primary);
  padding: 0.5rem 1rem;
  min-height: auto;
  font-size: 0.875rem;
}

.btn-link:hover {
  text-decoration: underline;
  background: none;
}

/* Card */
.card {
  background-color: var(--card);
  border-radius: 8px;
  padding: 2rem;
  margin: 2rem auto;
  max-width: 1200px;
  box-shadow: var(--shadow-lg);
  border: 2px solid var(--accent-gray);
  clear: both;
}

.card h2 {
  margin-bottom: 1.5rem;
  color: var(--text);
  font-size: 1.5rem;
  display: inline-block;
}

/* Attendees card specific */
#attendeesTableContainer {
  margin-top: 1.5rem;
}

/* Status Messages */
.status {
  padding: 1.5rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-weight: 500;
}

.status-pending {
  background-color: #fff3cd;
  color: #856404;
  border: 1px solid #ffeaa7;
}

.status-valid {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.status-invalid {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.status-used {
  background-color: #ffeaa7;
  color: #856404;
  border: 1px solid #ffe082;
}

.status-checked-in {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
  text-align: center;
  font-size: 1.25rem;
}

.status-error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.status-info {
  background-color: #d1ecf1;
  color: #0c5460;
  border: 1px solid #bee5eb;
}

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

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

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem;
  font-size: 1rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group small {
  display: block;
  margin-top: 0.25rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}

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

.form-group .flex-row input {
  flex: 1;
}

/* Table */
.table-container {
  overflow-x: auto;
  margin-top: 1.5rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--card);
}

table thead {
  background-color: var(--bg);
  position: sticky;
  top: 0;
}

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

table th {
  font-weight: 600;
  color: var(--text);
}

table tr:hover {
  background-color: #f9f9f9;
}

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

table .btn {
  padding: 0.5rem 1rem;
  min-height: auto;
  font-size: 0.875rem;
}

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

.modal-content {
  background-color: var(--card);
  border-radius: 8px;
  padding: 2rem;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  width: 100%;
}

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

.modal-header h3 {
  margin: 0;
  font-size: 1.5rem;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-muted);
  padding: 0.5rem;
  line-height: 1;
}

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

/* Audit Trail */
.audit-list {
  margin-top: 1.5rem;
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
}

.audit-list h4 {
  margin-bottom: 1rem;
  font-size: 1.125rem;
}

.audit-item {
  padding: 1rem;
  background-color: var(--bg);
  border-radius: 4px;
  margin-bottom: 0.75rem;
  border-left: 3px solid var(--primary);
}

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

.audit-item strong {
  display: block;
  margin-bottom: 0.25rem;
}

.audit-item small {
  color: var(--text-muted);
  display: block;
  margin-top: 0.25rem;
}

/* Progress Messages */
.progress {
  padding: 1rem;
  background-color: var(--bg);
  border-radius: 4px;
  margin-top: 1rem;
}

.progress .success {
  color: var(--good);
}

.progress .error {
  color: var(--bad);
}

/* Loading */
.loading {
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
}

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

.flex {
  display: flex;
  gap: 1rem;
}

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

.gap-sm {
  gap: 0.5rem;
}

.gap-lg {
  gap: 2rem;
}

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }

.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }

.hidden { display: none; }

/* Desktop/Mobile visibility */
.hide-desktop {
  display: block;
}

@media (min-width: 769px) {
  .hide-desktop {
    display: none;
  }
}

#actionButtons {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

@media (min-width: 769px) {
  #actionButtons {
    flex-direction: row;
    gap: 1rem;
  }
}

/* Card title and buttons layout */
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.card-header h2 {
  margin-bottom: 0;
  flex: 1;
}


/* Edit buttons layout */
.edit-buttons {
  display: flex;
  gap: 1rem;
}

.edit-buttons .btn {
  flex: 1;
}

@media (max-width: 768px) {
  .edit-buttons {
    flex-direction: column;
  }
  
  .edit-buttons .btn {
    width: 100%;
  }
}

/* Clean table layout */
table {
  width: 100%;
}

table td:last-child,
table th:last-child {
  text-align: right;
}

/* Hide mobile columns */
.hide-mobile {
  display: table-cell;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  /* QR Scanner camera reader */
  #qr-reader {
    max-width: 100% !important;
  }
  
  #qr-reader video {
    width: 100% !important;
    max-width: 100% !important;
  }
  
  .header {
    padding: 1rem;
  }

  .header h1 {
    font-size: 1.25rem;
  }

  .header-content {
    flex-direction: column;
    gap: 0.75rem;
  }

  .header-controls {
    width: 100%;
    justify-content: space-between;
    flex-wrap: wrap;
  }

  .card {
    margin: 1rem;
    padding: 1rem;
    border-radius: 8px;
    width: calc(100% - 2rem);
    box-sizing: border-box;
  }

  .card h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
  }

  .btn {
    width: 100%;
    padding: 0.875rem;
    font-size: 0.9375rem;
  }

  .modal-content {
    padding: 1rem;
    margin: 1rem;
    max-height: 90vh;
  }

  /* Hide mobile columns */
  .hide-mobile {
    display: none !important;
  }

  /* Table responsive - only Name and Actions on mobile */
  .table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  table {
    font-size: 0.875rem;
    width: 100%;
    table-layout: fixed;
  }

  table th,
  table td {
    padding: 0.5rem 0.5rem;
    word-wrap: break-word;
  }

  table th {
    padding-top: 0.75rem;
    padding-bottom: 0.5rem;
  }

  /* Make sure name column doesn't overflow */
  table th:nth-child(2),
  table td:nth-child(2) {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  /* Actions column on the right */
  table th:last-child,
  table td:last-child {
    width: auto;
    min-width: 120px;
  }

  /* Make actions display inline on mobile */
  table td:last-child {
    white-space: nowrap;
  }

  table td .btn-link {
    display: inline-block !important;
    padding: 0.25rem 0.5rem;
    margin: 0 0.125rem;
    font-size: 0.875rem;
    min-width: auto !important;
    width: auto !important;
  }
  
  /* Override for hidden buttons */
  table td .btn-link.hide-mobile {
    display: none !important;
  }

  /* Make table simpler on mobile */
  table thead .hide-mobile,
  table tbody .hide-mobile {
    display: none;
  }

  /* Form mobile cleanup */
  .form-group {
    margin-bottom: 1rem;
  }

  .form-group label {
    font-size: 0.9375rem;
    margin-bottom: 0.5rem;
  }

  .form-group input,
  .form-group textarea {
    font-size: 1rem;
    padding: 0.875rem;
  }

  .form-group small {
    font-size: 0.8125rem;
  }

  /* Status messages mobile */
  .status {
    padding: 1rem;
    font-size: 0.9375rem;
  }

  /* Hide scrollbars on mobile where needed */
  .table-container::-webkit-scrollbar {
    height: 6px;
  }
}

@media (max-width: 360px) {
  .card {
    padding: 1rem;
  }
}