/* ============================================================
   TIER 10A — FEATURES CSS
   Station Ratings & Reviews, Reading Time Calculator,
   Multi-Language Station Announcements

   Integration: Add <link rel="stylesheet" href="/tier10a-features.css"> to <head>
   All classes prefixed with t10a-
   ============================================================ */

/* ============================================================
   CSS VARIABLES (scoped)
   ============================================================ */
:root {
  --t10a-bg: #0A0E1A;
  --t10a-card: #141926;
  --t10a-accent: #4C9AFF;
  --t10a-green: #36B37E;
  --t10a-amber: #FFAB00;
  --t10a-red: #FF5630;
  --t10a-text: #E8EAED;
  --t10a-dim: #8B8FA3;
  --t10a-border: rgba(255,255,255,0.08);
  --t10a-card-hover: #1C2137;
  --t10a-accent-dim: rgba(76, 154, 255, 0.12);
  --t10a-accent-glow: rgba(76, 154, 255, 0.25);
}

/* ============================================================
   SHARED: CARD BASE
   ============================================================ */
.t10a-card {
  margin: 12px 0;
  padding: 0;
  background: var(--t10a-card);
  border: 1px solid var(--t10a-border);
  border-radius: 14px;
  overflow: hidden;
}

.t10a-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--t10a-border);
}

.t10a-card-icon {
  font-size: 18px;
  line-height: 1;
}

.t10a-card-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--t10a-text);
  flex: 1;
}

.t10a-card-badge {
  font-size: 11px;
  font-weight: 600;
  color: var(--t10a-dim);
  background: rgba(255,255,255,0.06);
  padding: 3px 8px;
  border-radius: 20px;
}

/* ============================================================
   SHARED: BUTTONS
   ============================================================ */
.t10a-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: 10px;
  border: none;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.t10a-btn-accent {
  background: var(--t10a-accent);
  color: #fff;
}

.t10a-btn-accent:active {
  background: #3A88ED;
  transform: scale(0.97);
}

.t10a-btn-dim {
  background: rgba(255,255,255,0.06);
  color: var(--t10a-dim);
}

.t10a-btn-dim:active {
  background: rgba(255,255,255,0.1);
}

.t10a-btn-full {
  width: 100%;
}

.t10a-btn-home {
  width: 100%;
  background: var(--t10a-card);
  color: var(--t10a-text);
  border: 1px solid var(--t10a-border);
  padding: 14px 16px;
  border-radius: 14px;
  font-size: 14px;
}

.t10a-btn-home:active {
  background: var(--t10a-card-hover);
}

.t10a-home-btn-wrap {
  margin: 8px 0;
}

/* ============================================================
   SHARED: OVERLAYS & MODALS
   ============================================================ */
.t10a-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  z-index: 9999;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.25s ease;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.t10a-overlay-visible {
  opacity: 1;
}

.t10a-modal {
  background: var(--t10a-card);
  border-radius: 20px 20px 0 0;
  width: 100%;
  max-width: 480px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1);
}

.t10a-overlay-visible .t10a-modal {
  transform: translateY(0);
}

.t10a-modal-tall {
  max-height: 90vh;
}

.t10a-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--t10a-border);
  flex-shrink: 0;
}

.t10a-modal-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--t10a-text);
}

.t10a-modal-close {
  width: 32px;
  height: 32px;
  border: none;
  background: rgba(255,255,255,0.06);
  color: var(--t10a-dim);
  border-radius: 50%;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.t10a-modal-close:active {
  background: rgba(255,255,255,0.12);
}

.t10a-modal-body {
  padding: 16px 20px 24px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.t10a-modal-scroll {
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}

/* ============================================================
   SHARED: INPUTS & LABELS
   ============================================================ */
.t10a-input-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--t10a-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.t10a-section-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--t10a-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 16px 0 10px;
}

.t10a-textarea {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--t10a-border);
  border-radius: 10px;
  padding: 12px;
  color: var(--t10a-text);
  font-family: inherit;
  font-size: 14px;
  resize: none;
  transition: border-color 0.2s;
}

.t10a-textarea:focus {
  outline: none;
  border-color: var(--t10a-accent);
}

.t10a-char-count {
  text-align: right;
  font-size: 11px;
  color: var(--t10a-dim);
  margin-top: 4px;
}

.t10a-empty {
  text-align: center;
  color: var(--t10a-dim);
  font-size: 14px;
  padding: 32px 16px;
}

/* ============================================================
   1. STATION RATINGS & REVIEWS
   ============================================================ */

/* Star rating */
.t10a-stars {
  display: inline-flex;
  gap: 4px;
}

.t10a-star {
  font-size: 22px;
  color: var(--t10a-dim);
  transition: color 0.15s, transform 0.15s;
  -webkit-tap-highlight-color: transparent;
}

.t10a-star-filled {
  color: var(--t10a-amber);
}

.t10a-star:active {
  transform: scale(1.2);
}

/* Overall rating row */
.t10a-ratings-body {
  padding: 16px;
}

.t10a-overall-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.t10a-overall-score {
  font-size: 32px;
  font-weight: 800;
  color: var(--t10a-amber);
  line-height: 1;
}

.t10a-overall-stars-wrap {
  display: flex;
  align-items: center;
}

/* Category breakdown grid */
.t10a-cat-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.t10a-cat-item {
  display: grid;
  grid-template-columns: 120px 1fr 36px;
  align-items: center;
  gap: 8px;
}

.t10a-cat-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--t10a-dim);
  white-space: nowrap;
}

.t10a-cat-bar-wrap {
  height: 6px;
  background: rgba(255,255,255,0.06);
  border-radius: 3px;
  overflow: hidden;
}

.t10a-cat-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--t10a-accent), var(--t10a-green));
  border-radius: 3px;
  transition: width 0.5s ease;
}

.t10a-cat-val {
  font-size: 12px;
  font-weight: 700;
  color: var(--t10a-text);
  text-align: right;
}

/* Review cards */
.t10a-reviews-section {
  margin-top: 4px;
}

.t10a-review-card {
  padding: 12px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--t10a-border);
  border-radius: 10px;
  margin-bottom: 8px;
}

.t10a-review-text {
  font-size: 13px;
  color: var(--t10a-text);
  line-height: 1.5;
  margin-bottom: 8px;
}

.t10a-review-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.t10a-review-badge {
  font-size: 10px;
  font-weight: 600;
  color: var(--t10a-accent);
  background: var(--t10a-accent-dim);
  padding: 2px 8px;
  border-radius: 20px;
}

.t10a-review-time {
  font-size: 10px;
  color: var(--t10a-dim);
  margin-left: auto;
}

/* Rating modal */
.t10a-rate-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--t10a-border);
}

.t10a-rate-row:last-of-type {
  border-bottom: none;
}

.t10a-rate-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--t10a-text);
}

.t10a-rate-stars {
  display: flex;
  align-items: center;
}

.t10a-review-input-wrap {
  margin: 16px 0;
}

/* Leaderboard */
.t10a-leader-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--t10a-border);
}

.t10a-leader-row:last-child {
  border-bottom: none;
}

.t10a-leader-medal {
  font-size: 22px;
  width: 32px;
  text-align: center;
  flex-shrink: 0;
}

.t10a-rank {
  font-size: 14px;
  font-weight: 700;
  color: var(--t10a-dim);
}

.t10a-leader-info {
  flex: 1;
  min-width: 0;
}

.t10a-leader-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--t10a-text);
  text-transform: capitalize;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.t10a-leader-cats {
  display: flex;
  gap: 4px;
  margin-top: 4px;
  flex-wrap: wrap;
}

.t10a-leader-cat-pill {
  font-size: 10px;
  color: var(--t10a-dim);
  background: rgba(255,255,255,0.04);
  padding: 1px 6px;
  border-radius: 10px;
}

.t10a-leader-score {
  text-align: right;
  flex-shrink: 0;
}

.t10a-leader-score-val {
  display: block;
  font-size: 18px;
  font-weight: 800;
  color: var(--t10a-amber);
  line-height: 1.2;
}

.t10a-leader-score-stars {
  display: block;
  font-size: 10px;
  color: var(--t10a-amber);
  letter-spacing: -1px;
}

/* Exit badge (inline on exits list) */
.t10a-exit-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 700;
  color: var(--t10a-amber);
  background: rgba(255, 171, 0, 0.12);
  padding: 3px 10px;
  border-radius: 20px;
  margin-left: 8px;
  vertical-align: middle;
}


/* ============================================================
   2. READING TIME CALCULATOR
   ============================================================ */

.t10a-reading-body {
  padding: 16px;
}

.t10a-reading-controls {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 18px;
}

.t10a-control-group {
  display: flex;
  flex-direction: column;
}

/* Speed toggle */
.t10a-speed-toggle {
  display: flex;
  gap: 0;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--t10a-border);
}

.t10a-speed-btn {
  flex: 1;
  padding: 10px 8px;
  border: none;
  background: transparent;
  color: var(--t10a-dim);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.t10a-speed-btn.t10a-active {
  background: var(--t10a-accent);
  color: #fff;
}

.t10a-speed-btn:not(.t10a-active):active {
  background: rgba(255,255,255,0.06);
}

/* Stops counter */
.t10a-stops-row {
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: center;
}

.t10a-stops-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--t10a-border);
  background: rgba(255,255,255,0.04);
  color: var(--t10a-text);
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.t10a-stops-btn:active {
  background: var(--t10a-accent-dim);
  border-color: var(--t10a-accent);
}

.t10a-stops-val {
  font-size: 28px;
  font-weight: 800;
  color: var(--t10a-text);
  min-width: 40px;
  text-align: center;
}

/* Results grid */
.t10a-reading-results {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}

.t10a-reading-stat {
  text-align: center;
  padding: 12px 8px;
  background: rgba(255,255,255,0.03);
  border-radius: 10px;
  border: 1px solid var(--t10a-border);
}

.t10a-reading-stat-val {
  font-size: 22px;
  font-weight: 800;
  color: var(--t10a-accent);
  line-height: 1.2;
}

.t10a-reading-stat-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--t10a-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 4px;
}

/* Progress bar */
.t10a-progress-wrap {
  margin-bottom: 16px;
}

.t10a-progress-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--t10a-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.t10a-progress-bar {
  height: 8px;
  background: rgba(255,255,255,0.06);
  border-radius: 4px;
  overflow: hidden;
}

.t10a-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--t10a-green), var(--t10a-accent));
  border-radius: 4px;
  transition: width 0.5s ease;
}

.t10a-progress-hint {
  font-size: 12px;
  color: var(--t10a-dim);
  margin-top: 6px;
  font-style: italic;
}

/* Reading Mode overlay */
.t10a-reading-overlay {
  background: rgba(0, 0, 0, 0.92);
}

.t10a-reading-screen {
  width: 100%;
  max-width: 400px;
  padding: 40px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  min-height: 100dvh;
}

.t10a-reading-screen-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  margin-bottom: 48px;
  font-size: 16px;
  font-weight: 700;
  color: var(--t10a-dim);
}

.t10a-reading-timer-wrap {
  text-align: center;
  margin-bottom: 32px;
}

.t10a-reading-timer {
  font-size: 64px;
  font-weight: 800;
  color: var(--t10a-text);
  font-variant-numeric: tabular-nums;
  letter-spacing: -2px;
  transition: color 0.3s;
}

.t10a-reading-timer.t10a-reading-done {
  color: var(--t10a-green);
  font-size: 48px;
}

.t10a-reading-timer-label {
  font-size: 14px;
  color: var(--t10a-dim);
  margin-top: 4px;
}

/* Circular progress */
.t10a-reading-circle-wrap {
  width: 140px;
  height: 140px;
  margin-bottom: 32px;
}

.t10a-reading-circle {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.t10a-circle-bg {
  fill: none;
  stroke: rgba(255,255,255,0.06);
  stroke-width: 6;
}

.t10a-circle-fg {
  fill: none;
  stroke: var(--t10a-accent);
  stroke-width: 6;
  stroke-linecap: round;
  transition: stroke-dashoffset 1s linear;
}

.t10a-reading-hint {
  font-size: 14px;
  color: var(--t10a-dim);
  text-align: center;
  margin-bottom: 24px;
}


/* ============================================================
   3. MULTI-LANGUAGE ANNOUNCEMENTS
   ============================================================ */

/* Language selector on home screen */
.t10a-lang-selector-wrap {
  margin: 8px 0;
  padding: 14px 16px;
  background: var(--t10a-card);
  border: 1px solid var(--t10a-border);
  border-radius: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.t10a-lang-selector-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--t10a-dim);
  white-space: nowrap;
}

.t10a-lang-flags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  flex: 1;
}

.t10a-flag-btn {
  width: 40px;
  height: 36px;
  border: 2px solid transparent;
  background: rgba(255,255,255,0.04);
  border-radius: 8px;
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.t10a-flag-btn:active {
  transform: scale(0.92);
}

.t10a-flag-btn.t10a-flag-active {
  border-color: var(--t10a-accent);
  background: var(--t10a-accent-dim);
}

.t10a-flag-btn-lg {
  width: auto;
  padding: 6px 12px;
  flex-direction: column;
  gap: 2px;
}

.t10a-flag-label {
  font-size: 9px;
  font-weight: 600;
  color: var(--t10a-dim);
}

.t10a-flag-btn-lg.t10a-flag-active .t10a-flag-label {
  color: var(--t10a-accent);
}

.t10a-modal-lang-row {
  display: flex;
  gap: 6px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--t10a-border);
}

/* Language card on result */
.t10a-lang-body {
  padding: 16px;
}

.t10a-lang-station {
  padding: 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--t10a-border);
  border-radius: 12px;
  text-align: center;
  margin-bottom: 8px;
}

.t10a-lang-station-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--t10a-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.t10a-lang-station-name {
  font-size: 24px;
  font-weight: 800;
  color: var(--t10a-text);
  line-height: 1.3;
  margin-bottom: 6px;
}

.t10a-lang-phonetic {
  font-size: 13px;
  color: var(--t10a-accent);
  font-style: italic;
}

/* Phrase groups */
.t10a-phrase-group {
  margin-bottom: 8px;
}

.t10a-phrase-card {
  padding: 12px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--t10a-border);
  border-radius: 10px;
  margin-bottom: 6px;
}

.t10a-phrase-card-lg {
  padding: 14px;
  margin-bottom: 8px;
}

.t10a-phrase-en {
  font-size: 12px;
  font-weight: 600;
  color: var(--t10a-dim);
  margin-bottom: 4px;
}

.t10a-phrase-trans {
  font-size: 16px;
  font-weight: 700;
  color: var(--t10a-text);
  line-height: 1.4;
}

.t10a-phrase-card-lg .t10a-phrase-trans {
  font-size: 18px;
}

.t10a-phrase-phonetic {
  font-size: 12px;
  color: var(--t10a-accent);
  margin-top: 4px;
  font-style: italic;
}

/* ============================================================
   RESPONSIVE / SAFE AREA
   ============================================================ */
@media (min-width: 480px) {
  .t10a-modal {
    border-radius: 20px;
    margin-bottom: 24px;
  }

  .t10a-overlay {
    align-items: center;
  }

  .t10a-reading-screen {
    min-height: auto;
    padding: 48px 32px;
  }
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes t10a-fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.t10a-card {
  animation: t10a-fadeIn 0.3s ease;
}

.t10a-leader-row {
  animation: t10a-fadeIn 0.3s ease backwards;
}

.t10a-leader-row:nth-child(2) { animation-delay: 0.05s; }
.t10a-leader-row:nth-child(3) { animation-delay: 0.1s; }
.t10a-leader-row:nth-child(4) { animation-delay: 0.15s; }
.t10a-leader-row:nth-child(5) { animation-delay: 0.2s; }
