/**
 * CCE Data Manager - Styles
 * Version: 0.9.0
 * Last updated: 2026-01-03 - Bug fix: Track Website field
 */

:root {
  --bg-color: #121212;
  --card-bg: #1e1e1e;
  --input-bg: #2c2c2c;
  --text-main: #e0e0e0;
  --text-muted: #a0a0a0;
  --accent: #009845;
  --success: #2e7d32;
  --warning: #ffcc00;
  --error: #d32f2f;
  --info: #0a84ff;
  --border: #333;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-main);
  font-family: var(--font-family);
  line-height: 1.6;
}

/* Layout */
header {
  background-color: var(--card-bg);
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.header-left {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

h1 {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--text-main);
  display: none;
}

.logo-img {
  height: 30px;
  display: block;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 1.5rem;
}

/* Tabs Navigation */
.tab-nav {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
  align-items: center;
}

.tab-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  transition: all 0.2s;
  flex-grow: 1;
  text-align: center;
}

.tab-btn:hover {
  color: var(--text-main);
  background: rgba(255,255,255,0.05);
}

.tab-btn.active {
  color: var(--accent);
  background: rgba(0, 152, 69, 0.1);
}

.tab-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Buttons */
.btn {
  background-color: var(--input-bg);
  color: var(--text-main);
  border: 1px solid var(--border);
  padding: 0.6rem 1rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  white-space: nowrap;
}

.btn:hover {
  background-color: #3a3a3a;
}

.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Loading spinner for buttons */
.btn-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-right: 0.5rem;
}

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

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

.btn-primary:hover:not(:disabled) {
  background-color: #007c37;
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--accent);
  color: var(--accent);
  font-weight: 500;
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--accent);
  color: white;
}

.btn-icon {
  padding: 0.4rem;
  border-radius: 50%;
  background: transparent;
  border: none;
  color: var(--text-muted);
}

.btn-icon:hover {
  color: var(--text-main);
  background: #333;
}

.btn-delete {
  color: var(--warning);
  border-color: var(--warning);
  background: transparent;
}

.btn-delete:hover:not(:disabled) {
  color: white;
  background: var(--warning);
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.8rem;
}

.btn-ghost {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 4px;
}

.btn-ghost:hover {
  color: var(--info);
  background: rgba(255,255,255,0.05);
}

/* Views */
.view {
  display: none;
  animation: fadeIn 0.3s ease;
}

.view.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Cards */
.card {
  background-color: var(--card-bg);
  border-radius: 8px;
  padding: 1.25rem;
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color 0.2s;
  position: relative;
}

.card:hover {
  border-color: var(--accent);
}

.card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.5rem;
}

.event-title {
  font-size: 1.1rem;
  font-weight: 700;
}

.event-meta {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.stats-badge {
  background: #2c2c2c;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* List Items */
.list-item {
  background-color: var(--card-bg);
  border-radius: 8px;
  padding: 1.25rem;
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: border-color 0.2s;
}

.list-item:hover {
  border-color: var(--info);
}

.item-content {
  flex-grow: 1;
}

.item-title {
  font-size: 1.1rem;
  font-weight: 700;
}

.item-details {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 4px;
}

.item-actions {
  display: flex;
  gap: 0.5rem;
}

/* Session Item */
.session-item {
  background-color: var(--input-bg);
  border-radius: 6px;
  padding: 1rem;
  margin-bottom: 0.75rem;
  border-left: 3px solid var(--text-muted);
}

.session-item:hover {
  background-color: #333;
}

.session-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.8rem;
  border-bottom: 1px solid #444;
  padding-bottom: 0.5rem;
}

.session-title {
  font-weight: 600;
  color: var(--text-main);
}

/* Tyre Grid */
.tyre-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1rem;
}

.tyre-pos {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.tyre-label {
  font-weight: 700;
  text-align: center;
  font-size: 0.9rem;
  margin-bottom: 0.2rem;
}

.pressure-inputs {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
}

.press-group {
  display: flex;
  flex-direction: column;
  width: 100%;
}

.press-group label {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.press-group input {
  background: #111;
  border: 1px solid #444;
  color: white;
  padding: 0.4rem;
  border-radius: 4px;
  text-align: center;
  font-family: monospace;
  width: 100%;
}

.press-group input:focus {
  outline: none;
  border-color: var(--accent);
}

.delta-val {
  font-size: 0.7rem;
  text-align: center;
  margin-top: 2px;
}

.delta-pos {
  color: var(--success);
}

.delta-neg {
  color: var(--accent);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.8);
  display: flex;
  justify-content: center;
  align-items: flex-end;
  z-index: 1000;
  visibility: hidden;
  opacity: 0;
  transition: all 0.2s;
}

.modal-overlay.open {
  visibility: visible;
  opacity: 1;
}

.modal-content {
  background: var(--card-bg);
  width: 100%;
  max-width: 600px;
  border-radius: 12px 12px 0 0;
  padding: 1.5rem;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform 0.3s ease-out;
}

@media(min-width: 600px) {
  .modal-overlay {
    align-items: center;
  }
  .modal-content {
    border-radius: 12px;
    transform: translateY(20px);
  }
}

.modal-overlay.open .modal-content {
  transform: translateY(0);
}

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

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.form-control {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--border);
  color: var(--text-main);
  padding: 0.8rem;
  border-radius: 6px;
  font-size: 1rem;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-row-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.5rem;
}

/* Admin Details */
.admin-item-details {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: grid;
  gap: 4px;
}

.admin-item-detail-row {
  display: flex;
  gap: 8px;
}

.admin-label {
  color: #666;
  font-size: 0.75rem;
  text-transform: uppercase;
  min-width: 60px;
}

/* Toast */
#toast-container {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 90%;
  max-width: 400px;
}

.toast {
  background: #333;
  color: white;
  padding: 12px 20px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  animation: slideUp 0.3s ease;
  border-left: 4px solid var(--accent);
}

.toast.error {
  border-left-color: var(--error);
}

.toast.warning {
  border-left-color: var(--warning);
}

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

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Utilities */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
}

.spinner {
  border: 3px solid rgba(255,255,255,0.1);
  border-radius: 50%;
  border-top: 3px solid var(--accent);
  width: 20px;
  height: 20px;
  animation: spin 1s linear infinite;
  display: none;
}

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

.hidden {
  display: none !important;
}

.text-accent {
  color: var(--accent);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Error State */
.error-state {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--error);
  background: rgba(211, 47, 47, 0.1);
  border-radius: 8px;
  margin: 1rem 0;
}

.error-state button {
  margin-top: 1rem;
}

/* Loading State */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.7);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 3000;
  visibility: hidden;
  opacity: 0;
  transition: all 0.2s;
}

.loading-overlay.active {
  visibility: visible;
  opacity: 1;
}

.loading-overlay .spinner {
  display: block;
  width: 50px;
  height: 50px;
  border-width: 5px;
}

/* Pull to Refresh */
.pull-to-refresh {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(to bottom, var(--card-bg), transparent);
  transform: translateY(-100%);
  transition: transform 0.3s ease;
  z-index: 99;
  pointer-events: none;
}

.pull-to-refresh.visible {
  transform: translateY(0);
}

.pull-to-refresh.refreshing {
  transform: translateY(0);
}

.pull-to-refresh-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 1rem;
}

.pull-to-refresh-icon {
  width: 24px;
  height: 24px;
  transition: transform 0.3s ease;
  color: var(--accent);
}

.pull-to-refresh.ready .pull-to-refresh-icon {
  transform: rotate(180deg);
}

.pull-to-refresh.refreshing .pull-to-refresh-icon {
  animation: spin 1s linear infinite;
}

.pull-to-refresh-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* ===== CHECKBOX GROUP (for Contact Roles) ===== */

.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin: 0.5rem 0;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 4px;
  transition: background-color 0.2s;
}

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

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--accent);
}

.item-roles {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* ========================================
   MOBILE RESPONSIVE STYLES
   ======================================== */

/* Mobile-first: Tab navigation improvements */
@media (max-width: 768px) {
  .tab-nav {
    flex-wrap: wrap;
    gap: 0.5rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
  }

  .tab-nav::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
  }

  .tab-btn {
    flex-grow: 0;
    flex-shrink: 0;
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
    white-space: nowrap;
  }

  /* Stack "Add" buttons on mobile */
  .tab-nav .btn {
    width: 100%;
    margin-top: 0.5rem;
  }
}

/* Very small screens (phones in portrait) */
@media (max-width: 480px) {
  .tab-nav {
    gap: 0.25rem;
  }

  .tab-btn {
    padding: 0.4rem 0.6rem;
    font-size: 0.85rem;
  }

  /* Compact container padding on small screens */
  .container {
    padding: 1rem 0.75rem;
  }

  /* Smaller header on mobile */
  header {
    padding: 1rem;
  }

  header h1 {
    font-size: 1.2rem;
  }

  /* Adjust list items for mobile */
  .list-item {
    padding: 0.75rem;
  }

  .item-title {
    font-size: 0.95rem;
  }

  .item-details {
    font-size: 0.8rem;
  }

  /* Stack action buttons vertically on very small screens */
  .item-actions {
    flex-direction: column;
    gap: 0.25rem;
  }

  .item-actions button {
    width: 100%;
  }
}

/* Landscape mobile devices */
@media (max-width: 768px) and (orientation: landscape) {
  .tab-nav {
    flex-wrap: nowrap;
    overflow-x: auto;
  }

  .tab-btn {
    flex-shrink: 0;
  }
}