/* =====================================================
   Communauté du Christ — PWA
   Charte graphique officielle
   ===================================================== */

:root {
  --bleu-paix: #0075C9;
  --bleu-mission: #004D71;
  --vert-communaute: #009877;
  --fond-doux: #F8F9FA;
  --blanc: #FFFFFF;
  --texte-principal: #24303A;
  --texte-secondaire: #5B6B74;
  --bordure: #E1E6EA;
  --ombre: 0 2px 10px rgba(0, 77, 113, 0.08);
  --ombre-forte: 0 6px 24px rgba(0, 77, 113, 0.14);

  --font-titre: Palatino, "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --font-corps: Arial, Helvetica, "Segoe UI", sans-serif;

  --rayon: 14px;
  --rayon-petit: 8px;

  --nav-hauteur: 64px;
  --header-hauteur: 56px;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-corps);
  background: var(--fond-doux);
  color: var(--texte-principal);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  padding-bottom: calc(var(--nav-hauteur) + env(safe-area-inset-bottom));
}

h1, h2, h3, .font-titre {
  font-family: var(--font-titre);
  font-weight: 700;
  color: var(--bleu-mission);
  margin: 0 0 .5em 0;
}

p { margin: 0 0 .75em 0; }

button {
  font-family: inherit;
  cursor: pointer;
}

a { color: var(--bleu-paix); }

/* ===================== HEADER ===================== */

.app-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-hauteur);
  background: var(--bleu-mission);
  color: var(--blanc);
  display: flex;
  align-items: center;
  padding: 0 16px;
  padding-top: env(safe-area-inset-top);
  box-shadow: 0 2px 8px rgba(0,0,0,.15);
}

.app-header__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.app-header__back {
  background: none;
  border: none;
  color: var(--blanc);
  font-size: 1.3rem;
  padding: 4px 12px 4px 0;
  margin-right: 2px;
  line-height: 1;
}

.app-header__icon {
  font-size: 1.3rem;
  color: var(--vert-communaute);
}

.app-header__title {
  font-family: var(--font-titre);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: .2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===================== LAYOUT ===================== */

.page {
  display: none;
  animation: fadeIn .25s ease;
}

.page--active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.section-pad {
  padding: 20px 16px 32px;
  max-width: 640px;
  margin: 0 auto;
}

.page-title {
  font-size: 1.5rem;
  margin-bottom: 2px;
}

.page-subtitle {
  color: var(--texte-secondaire);
  margin-bottom: 20px;
  font-size: .92rem;
}

/* ===================== HERO (Accueil) ===================== */

.hero {
  position: relative;
  height: 220px;
  width: 100%;
  background:
    linear-gradient(180deg, rgba(0,77,113,.55) 0%, rgba(0,77,113,.85) 100%),
    linear-gradient(135deg, #0a5f8a 0%, #003a55 60%, #002536 100%);
  background-size: cover;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero::before {
  /* Silhouette évoquant le temple d'Independence (spirale) sans image externe */
  content: "";
  position: absolute;
  right: -40px;
  bottom: -30px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle at 60% 40%, rgba(255,255,255,.10), transparent 60%);
  border-radius: 50%;
}

.hero::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 6px;
  height: 140px;
  background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.15));
  clip-path: polygon(45% 0%, 55% 0%, 70% 100%, 30% 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 20px 18px 18px;
  color: var(--blanc);
}

.hero__eyebrow {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  opacity: .85;
  margin: 0 0 6px 0;
}

.hero__title {
  font-size: 1.45rem;
  color: var(--blanc);
  margin: 0 0 6px 0;
  line-height: 1.25;
}

.hero__subtitle {
  font-size: .85rem;
  opacity: .9;
  margin: 0;
}

/* ===================== CARDS ===================== */

.card {
  background: var(--blanc);
  border-radius: var(--rayon);
  padding: 18px;
  margin-bottom: 16px;
  box-shadow: var(--ombre);
  border-left: 4px solid var(--bleu-paix);
}

.card--mormon {
  border-left-color: var(--vert-communaute);
}

.card--study {
  border-left-color: var(--bleu-mission);
}

.card__label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-titre);
  font-weight: 700;
  color: var(--bleu-mission);
  font-size: .95rem;
  margin-bottom: 10px;
}

.card__icon { font-size: 1.1rem; }

.card__text {
  font-family: var(--font-titre);
  font-style: italic;
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--texte-principal);
  margin-bottom: 8px;
}

.card__ref {
  font-family: var(--font-corps);
  font-size: .82rem;
  font-weight: 700;
  color: var(--vert-communaute);
  margin-bottom: 12px;
}

/* ===================== BUTTONS ===================== */

.btn {
  border: none;
  border-radius: var(--rayon-petit);
  padding: 12px 18px;
  font-size: .92rem;
  font-weight: 700;
  transition: transform .12s ease, box-shadow .12s ease, background .15s ease;
}

.btn:active { transform: scale(.97); }

.btn--primary {
  background: var(--bleu-paix);
  color: var(--blanc);
  box-shadow: 0 3px 10px rgba(0,117,201,.3);
}

.btn--primary:hover { background: #0066b0; }

.btn--ghost {
  background: transparent;
  color: var(--bleu-paix);
  border: 1.5px solid var(--bleu-paix);
  padding: 8px 14px;
}

.btn--small { font-size: .8rem; padding: 8px 14px; }

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

.btn--icon {
  padding: 10px 16px;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  flex: 0 0 auto;
}

.btn:disabled {
  opacity: .55;
  cursor: default;
}

/* ===================== QUICK ACCESS ===================== */

.quick-access {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 20px;
}

.quick-access__btn {
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  padding: 14px 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: .78rem;
  font-weight: 700;
  color: var(--bleu-mission);
  text-align: center;
  box-shadow: var(--ombre);
  transition: box-shadow .15s ease, transform .12s ease;
}

.quick-access__btn:active {
  transform: scale(.96);
}

.quick-access__icon {
  font-size: 1.5rem;
  color: var(--bleu-paix);
}

/* ===================== STUDY COUNTERS ===================== */

.study-counters {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}

.study-counter {
  background: var(--fond-doux);
  border-radius: var(--rayon-petit);
  padding: 14px 8px;
  text-align: center;
}

.study-counter__value {
  display: block;
  font-family: var(--font-titre);
  font-size: 2rem;
  font-weight: 700;
  color: var(--vert-communaute);
  line-height: 1;
  margin-bottom: 6px;
}

.study-counter__label {
  font-size: .72rem;
  color: var(--texte-secondaire);
  text-transform: uppercase;
  letter-spacing: .3px;
}

.study-status {
  text-align: center;
  font-size: .82rem;
  color: var(--vert-communaute);
  font-weight: 700;
  min-height: 1.2em;
  margin: 10px 0 0 0;
}

/* ===================== EXTERNAL LINKS ===================== */

.external-links {
  margin-top: 8px;
  text-align: center;
}

.external-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .88rem;
  font-weight: 700;
  color: var(--bleu-paix);
  text-decoration: none;
  padding: 10px 4px;
}

/* ===================== MEDIATHEQUE ===================== */

.media-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 480px) {
  .media-grid { grid-template-columns: 1fr 1fr; }
}

.media-card {
  background: var(--blanc);
  border-radius: var(--rayon);
  padding: 16px;
  box-shadow: var(--ombre);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.media-card__icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--bleu-paix), var(--bleu-mission));
  color: var(--blanc);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.media-card__title {
  font-family: var(--font-titre);
  font-weight: 700;
  color: var(--bleu-mission);
  font-size: 1rem;
}

.media-card__desc {
  font-size: .82rem;
  color: var(--texte-secondaire);
  flex: 1;
}

.media-card__actions {
  display: flex;
  gap: 8px;
}

.media-card__actions .btn {
  flex: 1;
  text-align: center;
  font-size: .78rem;
  padding: 9px 10px;
}

.media-card__actions a.btn {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ===================== SEARCH ===================== */

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: 999px;
  padding: 10px 16px;
  box-shadow: var(--ombre);
  margin-bottom: 8px;
}

.search-box__icon { opacity: .6; }

.search-box input {
  border: none;
  outline: none;
  flex: 1;
  font-size: .95rem;
  background: transparent;
  font-family: var(--font-corps);
  color: var(--texte-principal);
}

.search-results {
  list-style: none;
  margin: 0 0 20px 0;
  padding: 0;
}

.search-results:empty { margin: 0; }

.search-results li {
  background: var(--blanc);
  border-radius: var(--rayon-petit);
  padding: 12px 14px;
  margin-bottom: 8px;
  box-shadow: var(--ombre);
  border-left: 3px solid var(--vert-communaute);
  font-size: .88rem;
}

.search-results li strong {
  display: block;
  color: var(--bleu-mission);
  font-family: var(--font-titre);
  margin-bottom: 3px;
}

.search-results__empty {
  color: var(--texte-secondaire);
  font-size: .85rem;
  padding: 6px 2px;
  border: none !important;
  box-shadow: none !important;
  background: transparent !important;
}

/* ===================== CHAT / BOT ===================== */

.chat-panel {
  background: var(--blanc);
  border-radius: var(--rayon);
  box-shadow: var(--ombre);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.chat-panel__header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: var(--bleu-mission);
  color: var(--blanc);
}

.chat-panel__icon { font-size: 1.4rem; }

.chat-panel__title {
  font-family: var(--font-titre);
  font-weight: 700;
  font-size: .95rem;
}

.chat-panel__subtitle {
  font-size: .72rem;
  opacity: .85;
}

.chat-window {
  height: 340px;
  overflow-y: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--fond-doux);
}

.chat-msg {
  max-width: 82%;
  padding: 10px 13px;
  border-radius: 14px;
  font-size: .88rem;
  line-height: 1.45;
}

.chat-msg--bot {
  align-self: flex-start;
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-bottom-left-radius: 4px;
  color: var(--texte-principal);
}

.chat-msg--user {
  align-self: flex-end;
  background: var(--bleu-paix);
  color: var(--blanc);
  border-bottom-right-radius: 4px;
}

.chat-input-row {
  display: flex;
  gap: 8px;
  padding: 12px;
  border-top: 1px solid var(--bordure);
  background: var(--blanc);
}

.chat-input-row input {
  flex: 1;
  border: 1px solid var(--bordure);
  border-radius: 999px;
  padding: 11px 16px;
  font-size: .9rem;
  outline: none;
  font-family: var(--font-corps);
}

.chat-input-row input:focus {
  border-color: var(--bleu-paix);
}

/* ===================== BOTTOM NAV ===================== */

.bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 100;
  height: var(--nav-hauteur);
  padding-bottom: env(safe-area-inset-bottom);
  background: var(--blanc);
  border-top: 1px solid var(--bordure);
  display: flex;
  box-shadow: 0 -2px 10px rgba(0,0,0,.06);
}

.bottom-nav__item {
  flex: 1;
  border: none;
  background: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  color: var(--texte-secondaire);
  font-size: .68rem;
  font-weight: 700;
  padding: 6px 0;
}

.bottom-nav__icon {
  font-size: 1.25rem;
  filter: grayscale(1);
  opacity: .6;
  transition: opacity .15s ease, filter .15s ease;
}

.bottom-nav__item--active {
  color: var(--bleu-paix);
}

.bottom-nav__item--active .bottom-nav__icon {
  filter: none;
  opacity: 1;
}

/* ===================== INSTALL BANNER ===================== */

.install-banner {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: calc(var(--nav-hauteur) + env(safe-area-inset-bottom) + 10px);
  z-index: 90;
  background: var(--bleu-mission);
  color: var(--blanc);
  border-radius: var(--rayon-petit);
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  box-shadow: var(--ombre-forte);
  font-size: .82rem;
}

.install-banner__actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.install-banner .btn--ghost {
  color: var(--blanc);
  border-color: rgba(255,255,255,.5);
}

/* ===================== SCROLLBAR (léger) ===================== */

.chat-window::-webkit-scrollbar { width: 5px; }
.chat-window::-webkit-scrollbar-thumb {
  background: rgba(0,77,113,.25);
  border-radius: 4px;
}

/* ===================== LECTEUR LIVRE DE MORMON ===================== */

.bom-download-bar {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-bottom: 14px;
}

.bom-download-bar .btn {
  text-decoration: none;
}

.bom-book-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

@media (min-width: 480px) {
  .bom-book-list { grid-template-columns: 1fr 1fr; }
}

.bom-book-card {
  background: var(--blanc);
  border: none;
  border-left: 4px solid var(--bleu-paix);
  border-radius: var(--rayon-petit);
  box-shadow: var(--ombre);
  padding: 14px 16px;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.bom-book-card__title {
  font-family: var(--font-titre);
  font-weight: 700;
  color: var(--bleu-mission);
  font-size: .98rem;
}

.bom-book-card__count {
  font-size: .72rem;
  color: var(--texte-secondaire);
  white-space: nowrap;
}

.bom-book-summary {
  font-size: .88rem;
  color: var(--texte-secondaire);
  background: var(--blanc);
  border-radius: var(--rayon-petit);
  padding: 12px 14px;
  box-shadow: var(--ombre);
  margin-bottom: 16px;
  line-height: 1.5;
}

.bom-chapter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(64px, 1fr));
  gap: 8px;
}

.bom-chapter-btn {
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon-petit);
  padding: 12px 4px;
  font-family: var(--font-titre);
  font-weight: 700;
  color: var(--bleu-paix);
  font-size: 1rem;
  box-shadow: var(--ombre);
}

.bom-chapter-btn:active { transform: scale(.95); }

.bom-chapter-summary {
  font-style: italic;
  font-size: .88rem;
  color: var(--texte-secondaire);
  background: var(--blanc);
  border-left: 3px solid var(--vert-communaute);
  border-radius: var(--rayon-petit);
  padding: 12px 14px;
  margin-bottom: 18px;
  line-height: 1.5;
}

.bom-verses {
  font-family: var(--font-titre);
  font-size: 1.02rem;
  line-height: 1.75;
  color: var(--texte-principal);
  margin-bottom: 20px;
}

.bom-verse {
  margin-bottom: .6em;
}

.bom-verse__num {
  font-family: var(--font-corps);
  font-weight: 700;
  font-size: .72rem;
  color: var(--vert-communaute);
  vertical-align: super;
  margin-right: 4px;
}

.verse-biblink {
  color: var(--bleu-paix);
  text-decoration: underline;
  text-decoration-style: dotted;
  font-family: var(--font-corps);
  font-size: .82rem;
  font-style: normal;
  font-weight: 700;
  white-space: nowrap;
}

.bom-chapter-nav {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 10px;
}

.bom-chapter-nav .btn {
  flex: 1;
  font-size: .8rem;
}

.bom-chapter-nav .btn:disabled {
  visibility: hidden;
}

.bom-loading {
  text-align: center;
  color: var(--texte-secondaire);
  padding: 30px 0;
  font-size: .9rem;
}

/* ===================== ÉGLISE EN LIGNE (vidéos) ===================== */

.video-card {
  border-left-color: var(--vert-communaute);
}

.video-card--accent {
  border-left-color: var(--bleu-paix);
}

.video-card__thumb {
  position: relative;
  display: block;
  border-radius: var(--rayon-petit);
  overflow: hidden;
  background: var(--bleu-mission);
  margin-bottom: 12px;
  line-height: 0;
}

.video-card__thumb img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.video-card__play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(0, 77, 113, .78);
  color: var(--blanc);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  padding-left: 4px;
  box-shadow: 0 4px 14px rgba(0,0,0,.3);
  transition: transform .15s ease, background .15s ease;
}

.video-card__thumb:active .video-card__play {
  transform: translate(-50%, -50%) scale(.92);
  background: var(--bleu-paix);
}

.video-card__title {
  font-family: var(--font-titre);
  font-weight: 700;
  color: var(--bleu-mission);
  font-size: .95rem;
  line-height: 1.4;
  margin-bottom: 2px;
}

.video-card__channel {
  font-size: .78rem;
  color: var(--texte-secondaire);
  margin-bottom: 14px;
}

.video-card__actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.video-card__actions .btn {
  text-decoration: none;
  flex: 1;
  text-align: center;
  font-size: .82rem;
  white-space: nowrap;
}

/* ===================== RESPONSIVE (desktop) ===================== */

@media (min-width: 720px) {
  .section-pad { padding-top: 32px; }
  .hero { height: 280px; }
  .hero__title { font-size: 1.9rem; }
  .app-header__title { font-size: 1.2rem; }
}