/* ============================================================
   PHASE 7: Mobile-First Polish - Gestures, Haptics, Touch Optimization
   ============================================================ */

/* ── 1. Touch Action & Scrolling Optimization ──────────────────── */

/* Enable momentum scrolling on iOS */
.transactions-list,
.budget-list,
.goals-list,
.accounts-list,
.statement-txns {
  -webkit-overflow-scrolling: touch;
  overflow-y: auto;
}

/* Prevent double-tap zoom, enable smooth touch */
.txn-row,
.account-row,
.budget-card,
.goal-card,
.btn-primary,
.btn-secondary,
.filter-chip,
.chip {
  touch-action: manipulation;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
}

/* ── 2. Transaction Row Swipe Feedback ───────────────────────── */

.txn-row {
  position: relative;
  will-change: transform;
  transition: transform 0.15s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  cursor: grab;
}

.txn-row:active {
  opacity: 0.95;
  cursor: grabbing;
}

/* Visual feedback when swiping */
.txn-row[data-swiping="true"] {
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: var(--r-md);
}

/* Swipe hint indicator background */
.txn-row::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background: linear-gradient(to left, rgba(239, 68, 68, 0.3) 0%, transparent 50%);
  pointer-events: none;
  opacity: 0;
  border-radius: var(--r-md);
  z-index: -1;
}

/* ── 3. Pull-to-Refresh UI ────────────────────────────────────── */

.pull-refresh-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--r-md);
  margin-bottom: 16px;
  animation: slideIn 0.3s ease-out;
}

.refresh-spinner {
  font-size: 20px;
  animation: spin 1s linear infinite;
}

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

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── 4. Gesture Hints ─────────────────────────────────────────── */

.gesture-hint {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  margin-bottom: 12px;
  background: linear-gradient(135deg, rgba(96, 165, 250, 0.15) 0%, rgba(139, 92, 246, 0.1) 100%);
  border: 1px solid rgba(96, 165, 250, 0.3);
  border-radius: var(--r-md);
  font-size: 14px;
  color: var(--text);
  animation: fadeInDown 0.4s ease-out;
  cursor: pointer;
  transition: all 0.2s ease;
}

.gesture-hint:hover {
  background: linear-gradient(135deg, rgba(96, 165, 250, 0.25) 0%, rgba(139, 92, 246, 0.15) 100%);
  border-color: rgba(96, 165, 250, 0.5);
}

.gesture-hint span {
  flex: 1;
}

.hint-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 16px;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all 0.2s ease;
  margin-left: 8px;
  min-height: 32px;
  min-width: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hint-close:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
}

.hint-close:active {
  transform: scale(0.95);
}

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

/* ── 5. Modal Sticky Action Buttons (Feature #7) ─────────────── */

.modal-footer,
.sheet-footer,
.dialog-footer {
  position: sticky;
  bottom: 0;
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: var(--spacing-md);
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  z-index: 100;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.modal-footer button,
.sheet-footer button,
.dialog-footer button {
  min-height: 44px;
  padding: 12px 16px;
}

/* Support for modals with scroll content */
.modal-content,
.sheet-content,
.dialog-content {
  max-height: calc(100vh - 200px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 16px;
}

/* ── 6. Touch-Optimized Tap Targets (44px minimum) ─────────────── */

/* Ensure all interactive elements are at least 44x44px */
button,
input[type="button"],
input[type="submit"],
input[type="reset"],
input[type="checkbox"],
input[type="radio"],
a[role="button"],
[role="button"],
.btn-primary,
.btn-secondary,
.btn-danger,
.btn-sm,
.icon-btn,
.nav-btn,
.filter-chip,
.chip,
.txn-row,
.account-row,
.budget-card,
.goal-card,
.merchant-row,
.trend-row,
select,
textarea,
input[type="text"],
input[type="email"],
input[type="number"],
input[type="date"],
input[type="search"] {
  min-height: 44px;
  min-width: 44px;
}

/* Add padding for tiny buttons */
.btn-sm {
  min-height: 40px;
  padding: 10px 14px;
}

/* Icon buttons should still be 44x44 */
.icon-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── 7. Safe Area Inset Support (Notch/Dynamic Island) ──────────── */

/* Already in mobile.css but enhanced here */
@supports (padding: max(0px)) {
  body {
    padding-left: max(0px, env(safe-area-inset-left));
    padding-right: max(0px, env(safe-area-inset-right));
  }

  .app-container {
    padding-left: max(0px, env(safe-area-inset-left));
    padding-right: max(0px, env(safe-area-inset-right));
  }

  nav {
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
  }

  .tab-content {
    padding-left: max(12px, env(safe-area-inset-left));
    padding-right: max(12px, env(safe-area-inset-right));
  }

  .modal-footer,
  .sheet-footer {
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
    padding-bottom: max(16px, env(safe-area-inset-bottom));
  }

  .content-area {
    padding-right: max(0px, env(safe-area-inset-right));
    padding-bottom: calc(var(--bottom-nav-h) + max(0px, env(safe-area-inset-bottom)));
  }
}

/* ── 8. Form Input Improvements (Focus & Mobile Numpad) ────────── */

/* Larger font to prevent iOS auto-zoom */
input[type="text"],
input[type="email"],
input[type="number"],
input[type="date"],
input[type="search"],
textarea,
select {
  font-size: 16px;
  padding: 12px;
  min-height: 44px;
}

/* Amount input - extra large for one-handed use */
.amount-input {
  font-size: 28px;
  font-weight: 600;
  padding: 16px 12px;
  min-height: 60px;
  text-align: center;
  font-family: var(--font-mono);
  letter-spacing: 2px;
}

.amount-input:focus {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-focus);
  outline: none;
}

/* Number input spinner hide (mobile aesthetic) */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input[type="number"][type="number"] {
  -moz-appearance: textfield;
}

/* ── 9. Swipe Hints & Visual Feedback ──────────────────────────── */

.swipe-hint {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.15) 0%, rgba(249, 115, 22, 0.1) 100%);
  border-color: rgba(239, 68, 68, 0.3);
}

.swipe-hint span::before {
  content: '← ';
  font-size: 20px;
  margin-right: 4px;
}

/* Pull-to-refresh hint */
.pull-hint {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(34, 197, 94, 0.1) 100%);
  border-color: rgba(16, 185, 129, 0.3);
}

/* ── 10. iOS-Specific Optimizations ──────────────────────────── */

/* Prevent rubber-band scroll on overscroll */
@supports (-webkit-touch-callout: none) {
  /* iOS detection */
  body {
    overscroll-behavior: contain;
  }

  /* Prevent long-press context menu on iOS for app-like feel */
  * {
    -webkit-user-select: none;
    -webkit-user-callout: none;
  }

  /* Allow text selection in specific areas */
  input,
  textarea,
  .selectable-text {
    -webkit-user-select: text;
    user-select: text;
  }

  /* Smoother font rendering */
  html {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-text-size-adjust: 100%;
  }

  /* Disable default tap highlight */
  button,
  a,
  [role="button"] {
    -webkit-tap-highlight-color: rgba(255, 255, 255, 0.1);
  }

  /* Smooth scrolling */
  ::-webkit-scrollbar-thumb {
    -webkit-border-radius: 3px;
  }
}

/* ── 11. Android-Specific Optimizations ──────────────────────── */

@supports (-webkit-appearance: none) {
  /* Android Chrome */
  * {
    -webkit-tap-highlight-color: transparent;
  }

  body {
    overscroll-behavior: contain;
  }

  /* Prevent text selection during interaction */
  * {
    user-select: none;
    -webkit-user-select: none;
  }

  input,
  textarea {
    user-select: text;
    -webkit-user-select: text;
  }
}

/* ── 12. High DPI / Retina Display Adjustments ─────────────── */

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .txn-row,
  .button-row,
  .card {
    border-width: 0.5px;
  }
}

/* ── 13. Landscape Mode Mobile Optimizations ──────────────────── */

@media (max-width: 768px) and (orientation: landscape) {
  .gesture-hint {
    font-size: 12px;
    padding: 8px 12px;
  }

  .pull-refresh-indicator {
    padding: 10px;
    gap: 8px;
  }

  .amount-input {
    font-size: 24px;
    min-height: 48px;
  }

  input[type="text"],
  input[type="email"],
  input[type="number"],
  input[type="date"],
  select {
    min-height: 40px;
  }
}

/* ── 14. Reduced Motion Mode ──────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .txn-row,
  .gesture-hint,
  .pull-refresh-indicator {
    transition: none;
    animation: none;
  }

  .refresh-spinner {
    animation: none;
    opacity: 0.7;
  }
}

/* ── 15. Dark & Light Mode Adjustments ──────────────────────── */

@media (prefers-color-scheme: dark) {
  .gesture-hint {
    background: linear-gradient(135deg, rgba(96, 165, 250, 0.12) 0%, rgba(139, 92, 246, 0.08) 100%);
  }

  .pull-refresh-indicator {
    background: rgba(16, 185, 129, 0.08);
  }

  .modal-footer,
  .sheet-footer {
    background: rgba(10, 14, 39, 0.95);
  }
}

@media (prefers-color-scheme: light) {
  .gesture-hint {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.08) 0%, rgba(147, 51, 234, 0.05) 100%);
  }

  .pull-refresh-indicator {
    background: rgba(34, 197, 94, 0.05);
  }
}


/* Phase 8 mobile refinements */
@media (max-width: 768px) {
  .summary-cards-phase8,
  .intelligence-grid,
  .insight-grid,
  .comparison-summary-grid {
    grid-template-columns: 1fr;
  }

  .intel-card,
  .trend-panel,
  .budget-burndown-card,
  .debt-simulator,
  .comparison-summary-card {
    padding: 0.9rem;
  }

  .intel-card-header,
  .section-header,
  .category-row-top,
  .category-meta,
  .comparison-row,
  .comparison-values {
    align-items: flex-start;
    flex-direction: column;
  }

  .burn-row,
  .compact-list-row,
  .trend-history-row {
    font-size: 0.88rem;
  }
}