/**
 * RhyRhy English - Modal, Reflection & Celebration Styles
 */

/* Post-Video Reflection Card */
.reflection-card {
  background-color: var(--surface-color);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-md);
  margin-top: 24px;
  transition: all 0.3s ease;
}

.reflection-card.highlight-nudge {
  border-color: var(--primary);
  box-shadow: 0 0 24px var(--primary-glow);
}

.reflection-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}

.reflection-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(99, 102, 241, 0.12);
  color: var(--primary-light);
  flex-shrink: 0;
}

.reflection-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 6px;
}

.reflection-subtitle {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
  word-break: keep-all;
}

/* Vocabulary & Expression Pick Section */
.vocab-picks-section {
  background: var(--surface-color-alt);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  margin-bottom: 20px;
}

.vocab-picks-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.vocab-picks-badge {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-light);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.vocab-picks-hint {
  font-size: 0.78rem;
  color: var(--text-subtle);
}

[data-theme="light"] .vocab-picks-hint {
  color: #475569;
}

.vocab-chips-container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.vocab-pick-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 13px;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.35);
  border-radius: var(--radius-full);
  color: var(--text-main);
  font-size: 0.88rem;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.vocab-pick-chip:hover {
  background: rgba(99, 102, 241, 0.28);
  border-color: var(--primary-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--primary-glow);
}

.chip-plus {
  font-weight: 800;
  color: var(--accent-emerald);
  font-size: 1rem;
  line-height: 1;
}

.chip-phrase {
  font-weight: 700;
  color: var(--text-main);
}

.chip-meaning {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Warm Mistake Encouragement Card */
.mistake-encouragement-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.12) 0%, rgba(16, 185, 129, 0.08) 100%);
  border: 1.5px solid rgba(245, 158, 11, 0.32);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  margin-bottom: 22px;
}

.encouragement-icon-box {
  font-size: 1.8rem;
  line-height: 1;
  flex-shrink: 0;
}

.encouragement-title {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--accent-amber);
  margin-bottom: 6px;
}

.encouragement-text {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  word-break: keep-all;
  margin: 0;
}

.reflection-prompt-box {
  margin-bottom: 18px;
}

.reflection-label {
  display: block;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
}

.reflection-textarea {
  width: 100%;
  padding: 14px;
  background-color: var(--bg-color);
  border: 1.5px solid var(--surface-border);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 1rem;
  font-family: inherit;
  resize: vertical;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.reflection-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.reflection-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.api-status-info {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.api-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--text-subtle);
  transition: all 0.3s ease;
}

.api-dot.active {
  background-color: var(--accent-emerald);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.7);
}

.reflection-buttons {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.btn-copy-sentence {
  padding: 12px 20px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.btn-post-comment {
  padding: 12px 24px;
}

.community-notice-box {
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid var(--primary-light);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin: 14px 0 16px;
}

[data-theme="light"] .community-notice-box {
  background: rgba(99, 102, 241, 0.06);
  border-color: rgba(99, 102, 241, 0.2);
}

.yt-icon {
  color: #EF4444;
}

.reflection-feedback {
  margin-top: 16px;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.25);
  color: #6EE7B7;
}

[data-theme="light"] .reflection-feedback {
  background: rgba(5, 150, 105, 0.08);
  border: 1px solid rgba(5, 150, 105, 0.25);
  color: var(--text-main);
}

[data-theme="light"] .btn-copy-sentence:disabled {
  background-color: transparent;
  color: var(--text-subtle) !important;
  border-color: var(--surface-border);
  opacity: 0.7;
}

[data-theme="light"] .btn-copy-sentence:not(:disabled) {
  background-color: var(--surface-color);
  color: var(--text-main) !important;
  border-color: var(--primary-light);
}

[data-theme="light"] .btn-copy-sentence:not(:disabled):hover,
[data-theme="light"] .btn-copy-sentence:not(:disabled):focus {
  background-color: var(--surface-color-alt);
  color: var(--primary) !important;
  border-color: var(--primary);
}

.reflection-feedback.warning {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.28);
  color: #FDE68A;
}

/* Celebration Overlay */
.celebration-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s ease;
}

.celebration-overlay.active {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.celebration-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(8px);
  pointer-events: auto;
}

.celebration-modal {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 480px;
  background-color: var(--surface-color);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.7);
}

.lottie-animation-box {
  width: 200px;
  height: 200px;
  margin: 0 auto 12px;
}

.celebration-title {
  font-size: 1.6rem;
  margin-bottom: 10px;
}

.celebration-message {
  font-size: 0.96rem;
  line-height: 1.6;
  margin-bottom: 24px;
  color: var(--text-muted);
}

.celebration-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* Fullscreen Confetti Canvas */
.confetti-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1999;
  pointer-events: none;
}

@keyframes popIn {
  0% {
    transform: scale(0.8);
    opacity: 0;
  }

  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.animate-pop-in {
  animation: popIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* ===================================================
   First Visit Storage Notice Modal Popup
   =================================================== */
.first-visit-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(10, 15, 30, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: modalFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

[data-theme="light"] .first-visit-modal-overlay {
  background: rgba(15, 23, 42, 0.52);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.first-visit-modal-overlay.closing {
  animation: modalFadeOut 0.25s ease forwards;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes modalFadeOut {
  from {
    opacity: 1;
  }

  to {
    opacity: 0;
  }
}

.first-visit-modal-card {
  position: relative;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  background: #181E2E;
  border: 1px solid rgba(99, 102, 241, 0.4);
  border-radius: var(--radius-xl, 20px);
  padding: 30px 24px 24px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.75), 0 0 40px rgba(79, 70, 229, 0.2);
  animation: modalScaleUp 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

[data-theme="light"] .first-visit-modal-card {
  background: #FFFFFF;
  border: 1px solid rgba(226, 232, 240, 0.95);
  box-shadow: 0 24px 60px -12px rgba(15, 23, 42, 0.18),
              0 0 0 1px rgba(0, 0, 0, 0.04),
              0 8px 24px -4px rgba(79, 70, 229, 0.08);
}

.first-visit-close-btn {
  position: absolute;
  top: 18px;
  right: 18px;
  background: transparent;
  border: none;
  color: var(--text-subtle);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  z-index: 2;
}

.first-visit-close-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-main);
}

[data-theme="light"] .first-visit-close-btn {
  color: #64748B;
}

[data-theme="light"] .first-visit-close-btn:hover {
  background: rgba(15, 23, 42, 0.06);
  color: #0F172A;
}

@keyframes modalScaleUp {
  from {
    transform: scale(0.92) translateY(12px);
    opacity: 0;
  }

  to {
    transform: scale(1) translateY(0);
    opacity: 1;
  }
}

.first-visit-header {
  text-align: center;
  margin-bottom: 20px;
}

.first-visit-icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.25), rgba(16, 185, 129, 0.25));
  border: 1.5px solid rgba(99, 102, 241, 0.45);
  font-size: 1.75rem;
  margin-bottom: 12px;
}

[data-theme="light"] .first-visit-icon-wrap {
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.12), rgba(16, 185, 129, 0.12));
  border-color: rgba(79, 70, 229, 0.25);
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.1);
}

.first-visit-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.35);
  color: #818CF8;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 8px;
}

[data-theme="light"] .first-visit-badge {
  background: rgba(79, 70, 229, 0.08);
  border-color: rgba(79, 70, 229, 0.22);
  color: #4338CA;
}

.first-visit-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.35;
  letter-spacing: -0.01em;
}

[data-theme="light"] .first-visit-title {
  color: #0F172A;
}

.first-visit-points {
  display: flex;
  flex-direction: column;
  gap: 11px;
  margin-bottom: 22px;
}

.first-visit-point-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  background: var(--surface-color-alt);
  border: 1px solid var(--surface-border);
  text-align: left;
}

[data-theme="light"] .first-visit-point-card {
  background: #F8FAFC;
  border-color: rgba(226, 232, 240, 0.95);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
}

.point-icon {
  font-size: 1.25rem;
  line-height: 1.2;
  flex-shrink: 0;
  margin-top: 1px;
}

.point-content {
  flex: 1;
}

.point-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 3px;
}

[data-theme="light"] .first-visit-point-card .point-title {
  color: #0F172A;
}

.point-desc {
  font-size: 0.83rem;
  line-height: 1.52;
  color: var(--text-muted);
}

[data-theme="light"] .first-visit-point-card .point-desc {
  color: #475569;
}

.point-desc strong {
  color: var(--text-main);
}

[data-theme="light"] .first-visit-point-card .point-desc strong {
  color: #0F172A;
}

.first-visit-point-card.warning {
  border-color: rgba(245, 158, 11, 0.35);
  background: rgba(245, 158, 11, 0.06);
}

.first-visit-point-card.warning .point-title {
  color: #FBBF24;
}

[data-theme="light"] .first-visit-point-card.warning {
  border-color: rgba(217, 119, 6, 0.28);
  background: rgba(245, 158, 11, 0.07);
}

[data-theme="light"] .first-visit-point-card.warning .point-title {
  color: #92400E;
}

[data-theme="light"] .first-visit-point-card.warning .point-desc {
  color: #451A03;
}

.first-visit-point-card.request {
  border-color: rgba(99, 102, 241, 0.35);
  background: rgba(99, 102, 241, 0.07);
}

.first-visit-point-card.request .point-title {
  color: #818CF8;
}

[data-theme="light"] .first-visit-point-card.request {
  border-color: rgba(79, 70, 229, 0.22);
  background: rgba(79, 70, 229, 0.04);
}

[data-theme="light"] .first-visit-point-card.request .point-title {
  color: #3730A3;
}

[data-theme="light"] .first-visit-point-card.request .point-desc {
  color: #334155;
}

[data-theme="light"] .first-visit-point-card.request .point-desc strong {
  color: #1E1B4B;
}

.first-visit-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn-dismiss-storage-notice {
  width: 100%;
  padding: 14px 20px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 18px rgba(79, 70, 229, 0.45);
  transition: all 0.2s ease;
}

.btn-dismiss-storage-notice:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(79, 70, 229, 0.6);
}

[data-theme="light"] .btn-dismiss-storage-notice {
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.22);
}

[data-theme="light"] .btn-dismiss-storage-notice:hover {
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.32);
}

.btn-request-sync {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-align: center;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: color 0.2s ease;
  padding: 4px;
}

.btn-request-sync:hover {
  color: #818CF8;
  text-decoration: underline;
}

.btn-request-sync-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 13px 18px;
  border-radius: var(--radius-md);
  background: rgba(239, 68, 68, 0.1);
  border: 1.5px solid rgba(239, 68, 68, 0.4);
  color: #F87171;
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  box-sizing: border-box;
}

[data-theme="light"] .btn-request-sync-button {
  background: rgba(239, 68, 68, 0.08);
  border-color: rgba(220, 38, 38, 0.35);
  color: #B91C1C;
}

.btn-request-sync-button:hover {
  background: rgba(239, 68, 68, 0.22);
  border-color: #EF4444;
  color: #FFFFFF;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(239, 68, 68, 0.35);
}

[data-theme="light"] .btn-request-sync-button:hover {
  background: rgba(239, 68, 68, 0.16);
  border-color: rgba(220, 38, 38, 0.6);
  color: #991B1B;
}

[data-theme="light"] .btn-request-sync-button svg {
  color: #DC2626 !important;
}

[data-theme="light"] .btn-request-sync-button:hover svg {
  color: #991B1B !important;
}

@media (max-width: 640px) {
  .first-visit-modal-overlay {
    padding: 14px;
  }

  .first-visit-modal-card {
    padding: 24px 18px 20px;
  }

  .first-visit-title {
    font-size: 1.15rem;
    color: var(--text-main);
  }

  .first-visit-point-card {
    padding: 10px 12px;
    gap: 10px;
  }

  .point-title {
    font-size: 0.88rem;
  }

  .point-desc {
    font-size: 0.8rem;
  }

  .btn-request-sync-button {
    font-size: 0.86rem;
    padding: 11px 14px;
    gap: 8px;
  }

  .btn-dismiss-storage-notice {
    font-size: 0.92rem;
    padding: 12px 16px;
  }
}

/* ==========================================================================
   PWA Installation Prompt Modal (Issue #9)
   ========================================================================== */

.pwa-install-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  background: rgba(10, 15, 29, 0.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="light"] .pwa-install-modal-overlay {
  background: rgba(15, 23, 42, 0.52);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.pwa-install-modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.pwa-install-card {
  position: relative;
  width: 100%;
  max-width: 440px;
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 26px 22px 22px;
  box-shadow: 0 20px 48px -8px rgba(0, 0, 0, 0.55),
              0 0 0 1px rgba(255, 255, 255, 0.08);
  transform: translateY(20px) scale(0.96);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="light"] .pwa-install-card {
  background: #FFFFFF;
  border-color: rgba(226, 232, 240, 0.9);
  box-shadow: 0 20px 40px -12px rgba(15, 23, 42, 0.2),
              0 0 0 1px rgba(0, 0, 0, 0.04);
}

.pwa-install-modal-overlay.active .pwa-install-card {
  transform: translateY(0) scale(1);
}

.pwa-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.pwa-celebration-pill {
  display: inline-flex;
  align-items: center;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.14);
  color: #10B981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

[data-theme="light"] .pwa-celebration-pill {
  background: rgba(16, 185, 129, 0.12);
  color: #047857;
  border-color: rgba(16, 185, 129, 0.35);
}

.pwa-close-btn {
  background: transparent;
  border: none;
  color: var(--text-subtle);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.pwa-close-btn:hover {
  background: var(--surface-hover);
  color: var(--text-main);
}

.pwa-app-profile {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 14px;
}

.pwa-app-icon-wrap {
  position: relative;
  width: 60px;
  height: 60px;
  flex-shrink: 0;
  border-radius: 16px;
  overflow: visible;
}

.pwa-app-icon {
  width: 100%;
  height: 100%;
  border-radius: 16px;
  object-fit: cover;
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.3);
  background: #4F46E5;
}

.pwa-app-badge-free {
  position: absolute;
  bottom: -4px;
  right: -6px;
  background: #10B981;
  color: #FFFFFF;
  font-size: 0.62rem;
  font-weight: 800;
  padding: 2px 5px;
  border-radius: 6px;
  letter-spacing: 0.04em;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}

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

.pwa-app-name {
  font-size: 1.18rem;
  font-weight: 800;
  color: var(--text-main);
  margin: 0 0 2px;
  letter-spacing: -0.01em;
}

.pwa-app-tagline {
  font-size: 0.85rem;
  color: var(--accent-indigo);
  font-weight: 600;
  margin: 0;
}

[data-theme="light"] .pwa-app-tagline {
  color: #4F46E5;
}

.pwa-app-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin: 0 0 18px;
}

.pwa-app-desc strong {
  color: var(--text-main);
}

.pwa-features-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 22px;
  background: var(--surface-hover);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px 14px;
}

[data-theme="light"] .pwa-features-grid {
  background: #F8FAFC;
  border-color: #E2E8F0;
}

.pwa-feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.pwa-feature-icon {
  font-size: 1.25rem;
  line-height: 1;
  flex-shrink: 0;
}

.pwa-feature-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.pwa-feature-text strong {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--text-main);
}

.pwa-feature-text span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.pwa-actions-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn-pwa-install {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  border: none;
  background: linear-gradient(135deg, #4F46E5 0%, #7C3AED 50%, #EC4899 100%);
  color: #FFFFFF;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-pwa-install:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.55);
}

.btn-pwa-install:active {
  transform: translateY(0);
}

.btn-pwa-dismiss {
  background: transparent;
  border: none;
  color: var(--text-subtle);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 8px 12px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
  text-align: center;
}

.btn-pwa-dismiss:hover {
  color: var(--text-main);
  background: var(--surface-hover);
}

@media (max-width: 480px) {
  .pwa-install-card {
    padding: 22px 18px 18px;
  }

  .pwa-app-name {
    font-size: 1.1rem;
  }

  .btn-pwa-install {
    font-size: 0.95rem;
    padding: 13px 18px;
  }
}

/* ==========================================================================
   Desktop / Bigger Screen Typography Enhancement (Step 4: Writing Practice)
   Optimized for senior readability and larger monitors (>= 769px)
   ========================================================================== */
@media (min-width: 769px) {
  .reflection-title {
    font-size: 1.5rem;
  }

  .reflection-subtitle {
    font-size: 1.05rem;
    line-height: 1.6;
  }

  .vocab-picks-badge {
    font-size: 0.95rem;
  }

  .vocab-picks-hint {
    font-size: 0.88rem;
  }

  .vocab-pick-chip {
    font-size: 0.98rem;
    padding: 8px 16px;
  }

  .chip-meaning {
    font-size: 0.88rem;
  }

  .encouragement-title {
    font-size: 1.08rem;
  }

  .encouragement-text {
    font-size: 0.98rem;
    line-height: 1.65;
  }

  .reflection-label {
    font-size: 1.05rem;
  }

  .reflection-textarea {
    font-size: 1.15rem;
    line-height: 1.6;
    padding: 16px 18px;
  }

  .reflection-feedback {
    font-size: 1.05rem;
    line-height: 1.6;
  }
}