/* Privacy Shield - PWA Checklist App Stylesheet */
/* Mobile-first, dark theme with indigo/purple accents */

/* ============================================
   1. Root variables and reset
   ============================================ */
:root {
  --primary: #6366f1;
  --primary-light: #818cf8;
  --primary-dark: #4f46e5;
  --bg: #0a0a0f;
  --card: #1a1a2e;
  --surface: #16162a;
  --text: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.1);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.1);
  --danger: #ef4444;
  --border: #2a2a4a;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
  --tab-height: 64px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-top: env(safe-area-inset-top, 0px);
}

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

/* ============================================
   2. Body and app shell
   ============================================ */
html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#app {
  min-height: 100vh;
  padding-bottom: calc(var(--tab-height) + var(--safe-bottom) + 8px);
}

.page {
  display: none;
  opacity: 0;
  transition: opacity 0.2s;
}

.page.active {
  display: block;
  opacity: 1;
  animation: fadeIn 0.2s ease forwards;
}

/* ============================================
   3. Header
   ============================================ */
.app-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 100;
  background-color: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding-top: var(--safe-top);
  border-bottom: 1px solid var(--border);
}

.header-content {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
}

.app-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.app-title svg {
  width: 24px;
  height: 24px;
}

.header-actions {
  display: flex;
  gap: 8px;
}

/* ============================================
   4. Content area
   ============================================ */
.content {
  max-width: 640px;
  margin: 0 auto;
  padding: calc(60px + var(--safe-top)) 16px 16px;
}

.section-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 20px 0 12px;
  color: var(--text);
}

.section-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

/* ============================================
   5. Dashboard cards
   ============================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.stat-card {
  background-color: var(--card);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
}

.stat-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary-light);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.progress-card {
  background-color: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.progress-bar-container {
  height: 8px;
  background-color: var(--surface);
  border-radius: 4px;
  overflow: hidden;
  margin: 12px 0;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: 4px;
  transition: width 0.5s ease;
}

.progress-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ============================================
   6. Site cards and checklists
   ============================================ */
.site-card {
  background-color: var(--card);
  border-radius: var(--radius);
  margin-bottom: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all 0.2s;
}

.site-card.completed {
  border-color: var(--success);
  opacity: 0.7;
}

.site-header {
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  -webkit-touch-callout: none;
}

.site-checkbox {
  width: 22px;
  height: 22px;
  min-width: 22px;
  border-radius: 6px;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  color: transparent;
}

.site-checkbox.checked {
  background-color: var(--success);
  border-color: var(--success);
  color: white;
}

.site-info {
  flex: 1;
  min-width: 0;
}

.site-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 2px;
}

.step-count {
  font-variant-numeric: tabular-nums;
}

.site-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.6875rem;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 500;
}

.badge-easy {
  background-color: rgba(34, 197, 94, 0.15);
  color: #4ade80;
}

.badge-medium {
  background-color: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
}

.badge-priority {
  background-color: rgba(239, 68, 68, 0.15);
  color: #f87171;
}

.site-expand {
  width: 32px;
  height: 32px;
  min-width: 32px;
  min-height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: transform 0.2s;
}

.site-card.expanded .site-expand {
  transform: rotate(180deg);
}

.site-details {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.site-card.expanded .site-details {
  max-height: 800px;
}

.site-details-inner {
  padding: 0 16px 16px;
}

.site-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary-light);
  font-size: 0.8125rem;
  text-decoration: none;
  padding: 8px 12px;
  background-color: rgba(99, 102, 241, 0.1);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  word-break: break-all;
  -webkit-tap-highlight-color: transparent;
}

.site-note {
  font-size: 0.8125rem;
  color: var(--warning);
  background-color: var(--warning-bg);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.step-list {
  list-style: none;
}

.step-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.step-item:last-child {
  border-bottom: none;
}

.step-checkbox {
  width: 20px;
  height: 20px;
  min-width: 20px;
  min-height: 20px;
  margin-top: 1px;
  border-radius: 50%;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  color: transparent;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.step-checkbox.checked {
  background-color: var(--success);
  border-color: var(--success);
  color: white;
}

.step-text {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.step-text.checked {
  text-decoration: line-through;
  color: var(--text-muted);
}

/* ============================================
   7. Search and filters
   ============================================ */
.search-container {
  margin-bottom: 16px;
  position: sticky;
  top: calc(56px + var(--safe-top));
  z-index: 50;
  background-color: var(--bg);
  padding: 8px 0;
}

.search-input {
  width: 100%;
  padding: 12px 16px 12px 42px;
  background-color: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 16px; /* Prevents iOS zoom on focus */
  outline: none;
  transition: border-color 0.2s;
}

.search-input:focus {
  border-color: var(--primary);
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  width: 18px;
  height: 18px;
  pointer-events: none;
}

.filter-bar {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.filter-bar::-webkit-scrollbar {
  display: none;
}

.filter-chip {
  white-space: nowrap;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8125rem;
  font-weight: 500;
  background-color: var(--surface);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
}

.filter-chip.active {
  background-color: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* ============================================
   8. Bottom tab navigation
   ============================================ */
.tab-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(26, 26, 46, 0.95);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-around;
  padding-bottom: var(--safe-bottom);
  z-index: 100;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.tab-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 0;
  min-height: 44px;
  min-width: 44px;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.625rem;
  font-weight: 500;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: color 0.2s;
  text-decoration: none;
  -webkit-touch-callout: none;
}

.tab-item.active {
  color: var(--primary-light);
}

.tab-icon {
  width: 24px;
  height: 24px;
  margin-bottom: 2px;
}

/* ============================================
   9. Settings page
   ============================================ */
.settings-group {
  margin-bottom: 24px;
}

.settings-group-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 12px;
  font-weight: 600;
}

.settings-card {
  background-color: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
}

.settings-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: background-color 0.2s;
  -webkit-touch-callout: none;
}

.settings-item:last-child {
  border-bottom: none;
}

.settings-item:active {
  background-color: rgba(255, 255, 255, 0.05);
}

.settings-item-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.settings-item-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.settings-item-text {
  font-size: 0.9375rem;
  color: var(--text);
}

.settings-item-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.settings-item-arrow {
  color: var(--text-muted);
}

.icon-blue {
  background-color: rgba(59, 130, 246, 0.15);
}

.icon-green {
  background-color: rgba(34, 197, 94, 0.15);
}

.icon-purple {
  background-color: rgba(139, 92, 246, 0.15);
}

.icon-orange {
  background-color: rgba(245, 158, 11, 0.15);
}

.icon-red {
  background-color: rgba(239, 68, 68, 0.15);
}

/* ============================================
   10. Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  min-height: 44px;
}

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

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

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

.btn-secondary:active {
  background-color: rgba(255, 255, 255, 0.05);
}

.btn-danger {
  background-color: rgba(239, 68, 68, 0.15);
  color: var(--danger);
}

.btn-danger:active {
  background-color: rgba(239, 68, 68, 0.25);
}

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: 8px 14px;
  font-size: 0.8125rem;
  min-height: 36px;
}

/* ============================================
   11. Modal
   ============================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 200;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background-color: var(--card);
  border-radius: var(--radius) var(--radius) 0 0;
  width: 100%;
  max-width: 640px;
  max-height: 85vh;
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform 0.3s ease;
  padding: 20px 16px calc(20px + var(--safe-bottom));
  position: relative;
}

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

.modal-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  min-width: 32px;
  min-height: 32px;
  background-color: var(--surface);
  border: none;
  border-radius: 50%;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.modal-close:active {
  background-color: rgba(255, 255, 255, 0.1);
}

/* ============================================
   12. Toast notifications
   ============================================ */
.toast-container {
  position: fixed;
  top: calc(var(--safe-top) + 60px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 300;
  width: calc(100% - 32px);
  max-width: 400px;
}

.toast {
  background-color: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin-bottom: 8px;
  font-size: 0.875rem;
  color: var(--text);
  box-shadow: var(--shadow);
  animation: slideDown 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

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

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

/* ============================================
   13. Email template section
   ============================================ */
.email-template {
  background-color: var(--surface);
  border-radius: var(--radius-sm);
  padding: 16px;
  font-family: ui-monospace, "Cascadia Code", "Source Code Pro", Menlo, Monaco, Consolas, monospace;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  position: relative;
}

.copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  background-color: var(--primary);
  color: white;
  border: none;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

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

/* ============================================
   14. Quick start and tips cards
   ============================================ */
.tip-card {
  background-color: var(--card);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
  border-left: 3px solid var(--primary);
}

.tip-card h3 {
  font-size: 0.9375rem;
  margin-bottom: 8px;
}

.tip-list {
  list-style: none;
  counter-reset: tip;
}

.tip-list li {
  counter-increment: tip;
  position: relative;
  padding-left: 28px;
  margin-bottom: 8px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.tip-list li::before {
  content: counter(tip);
  position: absolute;
  left: 0;
  width: 20px;
  height: 20px;
  background-color: var(--primary);
  color: white;
  border-radius: 50%;
  font-size: 0.6875rem;
  font-weight: 700;
  text-align: center;
  line-height: 20px;
}

/* ============================================
   15. Animations
   ============================================ */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   16. Category badge colors for data brokers
   ============================================ */
.cat-b2b {
  background-color: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
}

.cat-ad {
  background-color: rgba(168, 85, 247, 0.15);
  color: #c084fc;
}

.cat-mkt {
  background-color: rgba(20, 184, 166, 0.15);
  color: #2dd4bf;
}

.cat-fin {
  background-color: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
}

.cat-gov {
  background-color: rgba(239, 68, 68, 0.15);
  color: #f87171;
}

.cat-loc {
  background-color: rgba(6, 182, 212, 0.15);
  color: #22d3ee;
}

.cat-id {
  background-color: rgba(236, 72, 153, 0.15);
  color: #f472b6;
}

.cat-prop {
  background-color: rgba(132, 204, 22, 0.15);
  color: #a3e635;
}

.cat-hr {
  background-color: rgba(249, 115, 22, 0.15);
  color: #fb923c;
}

.cat-pub {
  background-color: rgba(99, 102, 241, 0.15);
  color: #818cf8;
}

.cat-other {
  background-color: rgba(148, 163, 184, 0.15);
  color: #94a3b8;
}

/* ============================================
   17. Responsive and print
   ============================================ */
@media (min-width: 641px) {
  .content,
  .header-content,
  .modal {
    max-width: 640px;
  }

  .stats-grid {
    gap: 16px;
  }
}

@media print {
  .tab-bar,
  .app-header,
  .header-actions,
  .search-container,
  .filter-bar,
  .modal-overlay,
  .toast-container {
    display: none !important;
  }

  #app {
    padding-bottom: 0;
  }

  .content {
    padding-top: 16px;
  }

  .site-card .site-details {
    max-height: none !important;
    overflow: visible !important;
  }

  body {
    background-color: white;
    color: #1a1a2e;
  }

  .site-card,
  .stat-card,
  .progress-card,
  .settings-card,
  .tip-card {
    background-color: #f8fafc;
    border-color: #e2e8f0;
  }

  .site-name,
  .stat-value,
  .section-title {
    color: #1a1a2e;
  }

  .stat-label,
  .progress-text,
  .section-subtitle,
  .site-meta,
  .step-text {
    color: #64748b;
  }
}

/* ============================================
   18. Special iOS styles
   ============================================ */
@supports (padding: env(safe-area-inset-bottom)) {
  .tab-bar {
    padding-bottom: calc(8px + env(safe-area-inset-bottom));
  }
}

/* Prevent iOS text selection/callout on interactive elements */
.site-header,
.site-checkbox,
.step-checkbox,
.filter-chip,
.tab-item,
.settings-item,
.btn,
.modal-close,
.copy-btn {
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
}

/* Ensure inputs don't trigger iOS zoom (16px minimum) */
input,
select,
textarea {
  font-size: 16px;
}

/* Fix for iOS scrollbar issues - use overlay scrollbars */
.site-details-inner,
.modal,
.email-template {
  -webkit-overflow-scrolling: touch;
}

/* Hide scrollbars on iOS while keeping scroll functionality */
.modal::-webkit-scrollbar {
  width: 0;
  height: 0;
}

.filter-bar {
  -ms-overflow-style: none;
}