/* ============================================================================
   FORUM SUJET — Refonte ergonomique 2026
   Inspiration : Discourse (lisibilité, hiérarchie) + Reddit (actions par post)
                 + Stack Overflow (OP badge, numéros ancrables) + Notion (typo).
   Scope : .fs-page uniquement.
   Light + Dark via [data-theme] sur <html>.
   ============================================================================ */

.fs-page {
  --fs-bg:        var(--lt-sun-bg-soft, #fffaf0);
  --fs-surface:   var(--lt-sun-surface, #ffffff);
  --fs-surface-2: rgba(255, 252, 246, 0.88);
  --fs-ink:       var(--lt-sun-ink, #17202a);
  --fs-ink-soft:  var(--lt-sun-ink-soft, rgba(23, 32, 42, 0.72));
  --fs-ink-mute:  var(--lt-sun-ink-muted, rgba(23, 32, 42, 0.52));
  --fs-line:      var(--lt-sun-line, rgba(138, 90, 15, 0.22));
  --fs-line-soft: rgba(138, 90, 15, 0.10);
  --fs-gold:      var(--lt-sun-gold, #a86f12);
  --fs-gold-strong: var(--lt-sun-gold-strong, #8a5a0f);
  --fs-shadow:    var(--lt-sun-shadow, 0 18px 44px rgba(23, 32, 42, 0.08));
  --fs-radius:    14px;
  --fs-radius-sm: 9px;
  --fs-ease:      cubic-bezier(0.22, 1, 0.36, 1);
}

[data-theme="dark"] .fs-page {
  --fs-bg:        var(--lt-moon-bg-soft, #0e1b26);
  --fs-surface:   var(--lt-moon-surface, #121f2b);
  --fs-surface-2: rgba(23, 40, 56, 0.82);
  --fs-ink:       var(--lt-moon-ink, #f2ead8);
  --fs-ink-soft:  var(--lt-moon-ink-soft, rgba(242, 234, 216, 0.72));
  --fs-ink-mute:  var(--lt-moon-ink-muted, rgba(242, 234, 216, 0.48));
  --fs-line:      var(--lt-moon-line, rgba(212, 160, 23, 0.20));
  --fs-line-soft: rgba(212, 160, 23, 0.10);
  --fs-gold:      var(--lt-moon-gold, #d4a017);
  --fs-gold-strong: var(--lt-moon-gold-strong, #f0c842);
  --fs-shadow:    var(--lt-moon-shadow, 0 18px 48px rgba(0, 0, 0, 0.38));
}

/* ============================================================================
   HERO compact (titre + meta + actions)
   ============================================================================ */
.fs-hero {
  padding: clamp(1.4rem, 4vw, 2.4rem) 0 0;
  background: transparent;
}

.fs-hero__inner {
  max-width: 880px;
  margin: 0 auto;
}

.fs-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.6rem;
  font-size: 0.78rem;
  color: var(--fs-ink-mute);
  margin-bottom: 0.9rem;
}
.fs-breadcrumb a {
  color: var(--fs-ink-mute);
  text-decoration: none;
  transition: color 160ms ease;
}
.fs-breadcrumb a:hover { color: var(--fs-gold); }
.fs-breadcrumb__sep { opacity: 0.5; }

.fs-title {
  font-family: "Fraunces", "Cinzel", Georgia, serif;
  font-size: clamp(1.6rem, 3.6vw, 2.4rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.15;
  color: var(--fs-ink);
  margin: 0 0 0.9rem;
}

.fs-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1rem;
  margin-bottom: 1.2rem;
  font-size: 0.85rem;
  color: var(--fs-ink-mute);
}
.fs-meta__item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.fs-meta__item strong {
  color: var(--fs-ink);
  font-weight: 700;
}
.fs-meta__item svg {
  color: var(--fs-gold);
  flex-shrink: 0;
}

.fs-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.4rem;
}

/* ============================================================================
   Boutons (réutilisés dans hero, formulaire, navigation bas)
   ============================================================================ */
.fs-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 38px;
  padding: 0.5rem 0.95rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font: 600 0.86rem/1 inherit;
  text-decoration: none;
  cursor: pointer;
  transition: background 160ms var(--fs-ease), color 160ms var(--fs-ease),
              border-color 160ms var(--fs-ease), transform 160ms var(--fs-ease);
}
.fs-btn--small { min-height: 34px; padding: 0.4rem 0.85rem; font-size: 0.82rem; }
.fs-btn--primary {
  background: linear-gradient(135deg, var(--fs-gold), var(--fs-gold-strong));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 6px 14px -8px var(--fs-gold);
}
.fs-btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 20px -8px var(--fs-gold);
  filter: brightness(1.06);
}
.fs-btn--ghost {
  background: var(--fs-surface);
  color: var(--fs-ink);
  border-color: var(--fs-line);
}
.fs-btn--ghost:hover {
  border-color: var(--fs-gold);
  color: var(--fs-gold);
}

/* ============================================================================
   Section "thread" — liste des posts
   ============================================================================ */
.fs-thread-section {
  padding: 1.4rem 0 4rem;
}
.fs-thread-container {
  max-width: 880px;
  margin: 0 auto;
}

.fs-thread {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

/* ============================================================================
   POST — layout 2 colonnes (aside auteur à gauche + main à droite)
   Inspiration Discourse + Stack Overflow.
   ============================================================================ */
.fs-post {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 1rem;
  padding: 1.1rem 1.2rem;
  background: var(--fs-surface);
  border: 1px solid var(--fs-line);
  border-radius: var(--fs-radius);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  scroll-margin-top: 100px; /* Pour les anchors */
  transition: border-color 200ms ease, box-shadow 200ms ease;
}
.fs-post:hover {
  border-color: color-mix(in srgb, var(--fs-gold) 32%, var(--fs-line));
}
.fs-post:target {
  border-color: var(--fs-gold);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--fs-gold) 28%, transparent);
  animation: fsTargetFlash 1.4s ease;
}
@keyframes fsTargetFlash {
  0%   { box-shadow: 0 0 0 8px color-mix(in srgb, var(--fs-gold) 36%, transparent); }
  100% { box-shadow: 0 0 0 3px color-mix(in srgb, var(--fs-gold) 28%, transparent); }
}

.fs-post--op {
  border-left: 3px solid var(--fs-gold);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--fs-gold) 5%, transparent), transparent 40%),
    var(--fs-surface);
}

.fs-post--op-reply {
  border-left: 3px solid color-mix(in srgb, var(--fs-gold) 50%, transparent);
}

/* ----- ASIDE (avatar + auteur + badge) ----- */
.fs-post__aside {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  text-align: center;
}

.fs-post__avatar {
  position: relative;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--fs-surface-2);
  border: 2px solid var(--fs-line);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.fs-post__avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.fs-post__avatar-initial {
  font-family: "Fraunces", Georgia, serif;
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--fs-gold);
  background: color-mix(in srgb, var(--fs-gold) 14%, transparent);
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
}
.fs-post__avatar-initial.is-hidden { display: none; }

.fs-post__author {
  font-weight: 700;
  color: var(--fs-ink);
  font-size: 0.86rem;
  line-height: 1.15;
  word-break: break-word;
  max-width: 100%;
}

.fs-badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.fs-badge--op {
  background: linear-gradient(135deg, var(--fs-gold), var(--fs-gold-strong));
  color: #fff;
}
.fs-badge--op-reply {
  background: color-mix(in srgb, var(--fs-gold) 16%, transparent);
  color: var(--fs-gold-strong);
  border: 1px solid color-mix(in srgb, var(--fs-gold) 40%, transparent);
}

/* ----- MAIN (header + content + actions) ----- */
.fs-post__main {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.fs-post__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px dashed var(--fs-line-soft);
  padding-bottom: 0.55rem;
}
.fs-post__num {
  font-family: ui-monospace, "JetBrains Mono", monospace;
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--fs-ink-mute);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color 160ms ease;
}
.fs-post__num:hover { color: var(--fs-gold); }
.fs-post__time {
  font-size: 0.74rem;
  color: var(--fs-ink-mute);
  font-variant-numeric: tabular-nums;
}

.fs-post__content {
  font-size: 0.96rem;
  line-height: 1.65;
  color: var(--fs-ink);
  word-wrap: break-word;
  overflow-wrap: break-word;
}
.fs-post__content blockquote {
  margin: 0.4rem 0;
  padding: 0.5rem 0.9rem;
  border-left: 3px solid color-mix(in srgb, var(--fs-gold) 60%, transparent);
  background: color-mix(in srgb, var(--fs-gold) 5%, transparent);
  color: var(--fs-ink-soft);
  font-style: italic;
  border-radius: 0 6px 6px 0;
}
.fs-post__content a {
  color: var(--fs-gold-strong);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--fs-gold) 40%, transparent);
  text-underline-offset: 2px;
}
.fs-post__content a:hover { text-decoration-color: var(--fs-gold); }

.fs-post__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding-top: 0.6rem;
  margin-top: 0.2rem;
  border-top: 1px dashed var(--fs-line-soft);
}
.fs-post__action {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.65rem;
  border: 1px solid transparent;
  background: transparent;
  color: var(--fs-ink-mute);
  font: 600 0.74rem/1 inherit;
  border-radius: 999px;
  cursor: pointer;
  text-decoration: none;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}
.fs-post__action:hover {
  background: color-mix(in srgb, var(--fs-gold) 10%, transparent);
  color: var(--fs-gold);
  border-color: color-mix(in srgb, var(--fs-gold) 30%, transparent);
}
.fs-post__action.is-copied {
  background: color-mix(in srgb, #2c8c5e 14%, transparent);
  color: #1f6f48;
  border-color: color-mix(in srgb, #2c8c5e 35%, transparent);
}
[data-theme="dark"] .fs-post__action.is-copied {
  background: color-mix(in srgb, #50c878 16%, transparent);
  color: #82d1a7;
}

/* ============================================================================
   Séparateur "X réponses"
   ============================================================================ */
.fs-divider {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.6rem 0;
  margin: 0.4rem 0;
}
.fs-divider__line {
  flex: 1;
  height: 1px;
  background: var(--fs-line);
}
.fs-divider__label {
  font-family: ui-monospace, "JetBrains Mono", monospace;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fs-ink-mute);
}

.fs-empty-replies {
  padding: 2rem 1rem;
  text-align: center;
  border: 1px dashed var(--fs-line);
  border-radius: var(--fs-radius);
  color: var(--fs-ink-mute);
  background: var(--fs-surface-2);
  margin-top: 0.8rem;
}

/* ============================================================================
   FORMULAIRE DE RÉPONSE
   ============================================================================ */
.fs-reply {
  margin-top: 2rem;
  padding: 1.4rem 1.4rem 1.2rem;
  background: var(--fs-surface);
  border: 1px solid var(--fs-line);
  border-radius: var(--fs-radius);
  box-shadow: var(--fs-shadow);
  scroll-margin-top: 80px;
}
.fs-reply__head h2 {
  margin: 0 0 0.3rem;
  font-family: "Fraunces", Georgia, serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--fs-ink);
}
.fs-reply__hint {
  margin: 0 0 1rem;
  font-size: 0.82rem;
  color: var(--fs-ink-mute);
}

.fs-alert {
  padding: 0.75rem 1rem;
  border-radius: var(--fs-radius-sm);
  font-size: 0.86rem;
  margin-bottom: 0.9rem;
}
.fs-alert--err {
  background: color-mix(in srgb, #c0392b 8%, transparent);
  color: #b53029;
  border: 1px solid color-mix(in srgb, #c0392b 30%, transparent);
}
[data-theme="dark"] .fs-alert--err {
  background: color-mix(in srgb, #ff5a4a 14%, transparent);
  color: #ff9a82;
  border-color: color-mix(in srgb, #ff5a4a 35%, transparent);
}

.fs-reply__toolbar {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 0.55rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--fs-line);
}
.fs-tb-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 0;
  background: transparent;
  color: var(--fs-ink-mute);
  border-radius: 7px;
  cursor: pointer;
  font: inherit;
  transition: background 160ms ease, color 160ms ease;
}
.fs-tb-btn:hover {
  background: color-mix(in srgb, var(--fs-gold) 14%, transparent);
  color: var(--fs-gold-strong);
}
.fs-tb-btn strong, .fs-tb-btn em { font-size: 0.92rem; }

.fs-reply__form textarea {
  width: 100%;
  min-height: 160px;
  max-height: 50vh;
  padding: 0.85rem 1rem;
  border: 1px solid var(--fs-line);
  border-radius: var(--fs-radius-sm);
  background: var(--fs-surface);
  color: var(--fs-ink);
  font: inherit;
  font-size: 0.95rem;
  line-height: 1.55;
  resize: vertical;
  outline: 0;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}
.fs-reply__form textarea:focus {
  border-color: var(--fs-gold);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--fs-gold) 22%, transparent);
}
.fs-reply__form textarea::placeholder {
  color: var(--fs-ink-mute);
  font-style: italic;
}

.fs-reply__foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  margin-top: 0.7rem;
  flex-wrap: wrap;
}
.fs-charcount {
  font-size: 0.74rem;
  color: var(--fs-ink-mute);
  font-variant-numeric: tabular-nums;
}
.fs-charcount.is-near {
  color: #c08d18;
  font-weight: 700;
}
.fs-charcount.is-over {
  color: #c0392b;
  font-weight: 700;
}

.fs-reply__buttons {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

/* ============================================================================
   STICKY CTA mobile — n'apparaît qu'en dessous du fold
   ============================================================================ */
.fs-sticky-cta {
  position: fixed;
  bottom: calc(20px + env(safe-area-inset-bottom, 0px));
  right: 20px;
  z-index: 30;
  display: none;
  align-items: center;
  gap: 0.4rem;
  padding: 0.85rem 1.2rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--fs-gold), var(--fs-gold-strong));
  color: #fff;
  font: 700 0.88rem/1 inherit;
  text-decoration: none;
  box-shadow: 0 12px 30px -8px var(--fs-gold);
  transition: transform 200ms var(--fs-ease), opacity 200ms ease;
}
.fs-sticky-cta:hover { transform: translateY(-2px); filter: brightness(1.06); }
.fs-sticky-cta.is-visible { display: inline-flex; }

@media (min-width: 768px) {
  .fs-sticky-cta { display: none !important; }
}

/* ============================================================================
   ENCART non connecté
   ============================================================================ */
.fs-login-required {
  margin-top: 2rem;
  padding: 1.4rem;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--fs-gold) 6%, transparent), transparent 60%),
    var(--fs-surface);
  border: 1px dashed color-mix(in srgb, var(--fs-gold) 40%, var(--fs-line));
  border-radius: var(--fs-radius);
  text-align: center;
  color: var(--fs-ink-soft);
}
.fs-login-required__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  flex-wrap: wrap;
}
.fs-login-required svg { color: var(--fs-gold); }
.fs-login-required a { color: var(--fs-gold-strong); }
.fs-login-required strong { color: var(--fs-ink); }

/* ============================================================================
   NAVIGATION BAS
   ============================================================================ */
.fs-bottom-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  margin-top: 2.4rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--fs-line);
  flex-wrap: wrap;
}
.fs-bottom-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--fs-ink-mute);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: color 160ms ease;
}
.fs-bottom-link:hover { color: var(--fs-gold); }
.fs-bottom-link svg { color: var(--fs-gold); }

/* ============================================================================
   MOBILE — passage en stacked
   ============================================================================ */
@media (max-width: 640px) {
  .fs-post {
    grid-template-columns: 1fr;
    gap: 0.7rem;
    padding: 1rem 0.95rem;
  }
  .fs-post__aside {
    flex-direction: row;
    align-items: center;
    text-align: left;
    gap: 0.7rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px dashed var(--fs-line-soft);
  }
  .fs-post__avatar {
    width: 42px;
    height: 42px;
  }
  .fs-post__avatar-initial {
    font-size: 1.05rem;
  }
  .fs-post__author {
    font-size: 0.92rem;
  }
  .fs-post__head {
    flex-wrap: wrap;
  }
  .fs-reply {
    padding: 1.1rem 0.95rem;
  }
  .fs-reply__foot {
    flex-direction: column-reverse;
    align-items: stretch;
  }
  .fs-reply__buttons {
    width: 100%;
    justify-content: flex-end;
  }
  .fs-bottom-nav {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }
  .fs-bottom-link {
    justify-content: center;
  }
}

@media (max-width: 360px) {
  .fs-hero__actions { flex-direction: column; }
  .fs-hero__actions .fs-btn { width: 100%; justify-content: center; }
}

/* ============================================================================
   HUB FORUM — pages /communaute/forum & /communaute/forum/categorie/X
   (cat-card grid + latest-card + sort-bar + topic-row)
   ============================================================================ */

/* Hero lead (sous le titre) */
.fs-lead {
  margin: 0 0 1.2rem;
  font-size: clamp(0.95rem, 1.4vw, 1.05rem);
  color: var(--fs-ink-soft);
  line-height: 1.6;
  max-width: 56ch;
}

/* Breadcrumb : élément courant non-cliquable */
.fs-breadcrumb__current {
  color: var(--fs-ink);
  font-weight: 600;
}

/* Section heads (h2 + sous-titre) */
.fs-section-head {
  margin-bottom: 1.2rem;
}
.fs-section-title {
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(1.3rem, 2.4vw, 1.6rem);
  font-weight: 600;
  color: var(--fs-ink);
  margin: 0 0 0.3rem;
}
.fs-section-sub {
  margin: 0;
  color: var(--fs-ink-mute);
  font-size: 0.92rem;
}

/* ===========================================================================
   LATEST CARD — encart "dernière activité" en haut du hub
   =========================================================================== */
.fs-latest-section {
  padding: 0.4rem 0 0.8rem;
}
.fs-latest-card {
  position: relative;
  display: block;
  padding: 1.1rem 3rem 1.1rem 1.3rem;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--fs-gold) 10%, transparent), transparent 60%),
    var(--fs-surface);
  border: 1px solid color-mix(in srgb, var(--fs-gold) 35%, var(--fs-line));
  border-left: 3px solid var(--fs-gold);
  border-radius: var(--fs-radius);
  text-decoration: none;
  color: inherit;
  transition: transform 180ms var(--fs-ease), box-shadow 180ms var(--fs-ease);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}
.fs-latest-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -10px color-mix(in srgb, var(--fs-gold) 30%, rgba(0, 0, 0, 0.18));
}
.fs-latest__label {
  display: inline-block;
  font-family: ui-monospace, "JetBrains Mono", monospace;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fs-gold-strong);
  margin-bottom: 0.5rem;
}
.fs-latest__title {
  font-family: "Fraunces", Georgia, serif;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--fs-ink);
  margin: 0 0 0.35rem;
  line-height: 1.25;
}
.fs-latest__meta {
  margin: 0;
  font-size: 0.85rem;
  color: var(--fs-ink-mute);
}
.fs-latest__meta strong { color: var(--fs-ink-soft); font-weight: 700; }
.fs-latest__arrow {
  position: absolute;
  right: 1.3rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  color: var(--fs-gold);
  transition: transform 200ms ease;
}
.fs-latest-card:hover .fs-latest__arrow { transform: translateY(-50%) translateX(4px); }

/* ===========================================================================
   CAT GRID — grille des catégories sur la page hub
   =========================================================================== */
.fs-cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
  gap: 1rem;
}
.fs-cat-card {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1.3rem 1.3rem 1.1rem;
  background: var(--fs-surface);
  border: 1px solid var(--fs-line);
  border-top: 3px solid var(--cat-color, var(--fs-gold));
  border-radius: var(--fs-radius);
  text-decoration: none;
  color: inherit;
  transition: transform 200ms var(--fs-ease), box-shadow 200ms var(--fs-ease), border-color 200ms ease;
  position: relative;
  overflow: hidden;
}
.fs-cat-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(135deg, color-mix(in srgb, var(--cat-color, var(--fs-gold)) 8%, transparent), transparent 50%);
  opacity: 0;
  transition: opacity 220ms ease;
}
.fs-cat-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 36px -16px color-mix(in srgb, var(--cat-color, var(--fs-gold)) 40%, rgba(0, 0, 0, 0.18));
  border-color: color-mix(in srgb, var(--cat-color, var(--fs-gold)) 50%, var(--fs-line));
}
.fs-cat-card:hover::before { opacity: 1; }
.fs-cat-card > * { position: relative; }

.fs-cat-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
}
.fs-cat-card__icon {
  font-size: 2.2rem;
  line-height: 1;
}
.fs-cat-card__hot {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 2px 9px;
  border-radius: 999px;
  background: color-mix(in srgb, #c8403a 14%, transparent);
  color: #c8403a;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
[data-theme="dark"] .fs-cat-card__hot {
  background: color-mix(in srgb, #ff5a4a 18%, transparent);
  color: #ff8a7a;
}

.fs-cat-card__title {
  font-family: "Fraunces", Georgia, serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--fs-ink);
  margin: 0;
  line-height: 1.2;
}
.fs-cat-card__desc {
  margin: 0;
  font-size: 0.88rem;
  color: var(--fs-ink-soft);
  line-height: 1.5;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.fs-cat-card__stats {
  display: flex;
  gap: 1rem;
  padding-top: 0.6rem;
  margin-top: 0.4rem;
  border-top: 1px dashed var(--fs-line-soft);
  font-size: 0.82rem;
  color: var(--fs-ink-mute);
}
.fs-cat-card__stats strong { color: var(--fs-ink); font-weight: 700; }

.fs-cat-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--cat-color, var(--fs-gold));
  margin-top: 0.2rem;
  transition: gap 180ms ease;
}
.fs-cat-card:hover .fs-cat-card__cta { gap: 0.55rem; }

/* ===========================================================================
   SORT BAR — pills de tri (récent / actif / vu / sans réponse)
   =========================================================================== */
.fs-sort-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.2rem;
}
.fs-sort-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.95rem;
  min-height: 34px;
  border-radius: 999px;
  border: 1px solid var(--fs-line);
  background: var(--fs-surface);
  color: var(--fs-ink-soft);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}
.fs-sort-pill:hover {
  border-color: color-mix(in srgb, var(--fs-gold) 40%, var(--fs-line));
  color: var(--fs-gold);
}
.fs-sort-pill.is-active {
  background: linear-gradient(135deg, var(--fs-gold), var(--fs-gold-strong));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 10px -4px var(--fs-gold);
}

/* ===========================================================================
   TOPIC ROW — sujet en ligne (catégorie)
   =========================================================================== */
.fs-topic-list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.fs-topic-row {
  display: grid;
  grid-template-columns: 56px 1fr auto 12px;
  gap: 1rem;
  padding: 1rem 1.1rem;
  background: var(--fs-surface);
  border: 1px solid var(--fs-line);
  border-radius: var(--fs-radius-sm);
  text-decoration: none;
  color: inherit;
  align-items: center;
  transition: transform 160ms var(--fs-ease), border-color 180ms ease, box-shadow 180ms ease;
}
.fs-topic-row:hover {
  border-color: color-mix(in srgb, var(--fs-gold) 35%, var(--fs-line));
  transform: translateX(2px);
  box-shadow: 0 8px 20px -12px rgba(0, 0, 0, 0.18);
}
.fs-topic-row--unanswered {
  border-left: 3px solid color-mix(in srgb, var(--fs-gold) 60%, transparent);
  padding-left: calc(1.1rem - 3px + 1px);
}

.fs-topic-row__avatar {
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--fs-surface-2);
  border: 1.5px solid var(--fs-line);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.fs-topic-row__body { min-width: 0; }

.fs-topic-row__head {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  flex-wrap: wrap;
  margin-bottom: 0.2rem;
}
.fs-topic-row__title {
  font-family: "Fraunces", Georgia, serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--fs-ink);
  margin: 0;
  line-height: 1.25;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.fs-topic-row:hover .fs-topic-row__title { color: var(--fs-gold-strong); }

.fs-topic-row__excerpt {
  margin: 0 0 0.4rem;
  font-size: 0.84rem;
  color: var(--fs-ink-soft);
  line-height: 1.45;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
}
.fs-topic-row__meta {
  margin: 0;
  font-size: 0.76rem;
  color: var(--fs-ink-mute);
}
.fs-topic-row__meta strong { color: var(--fs-ink-soft); font-weight: 600; }

.fs-topic-row__stats {
  display: flex;
  gap: 0.7rem;
  text-align: center;
  flex-shrink: 0;
}
.fs-topic-row__stat {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 56px;
}
.fs-topic-row__stat-num {
  font-family: ui-monospace, "JetBrains Mono", monospace;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--fs-ink);
  line-height: 1;
}
.fs-topic-row__stat-label {
  font-size: 0.66rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--fs-ink-mute);
}
.fs-topic-row__stat--views .fs-topic-row__stat-num { color: var(--fs-ink-soft); }

.fs-topic-row__arrow {
  color: var(--fs-gold);
  font-size: 1.4rem;
  font-weight: 700;
  transition: transform 180ms ease;
}
.fs-topic-row:hover .fs-topic-row__arrow { transform: translateX(3px); }

/* Badge "Nouveau" sur sujet récent */
.fs-badge--new {
  background: linear-gradient(135deg, #50c878, #2c8c5e);
  color: #fff;
  padding: 2px 8px;
  font-size: 0.62rem;
}

/* Empty state padded */
.fs-empty-replies--padded {
  padding: 3rem 1.4rem;
  text-align: center;
}

/* Bottom-link strong (CTA mis en avant) */
.fs-bottom-link--strong {
  color: var(--fs-gold-strong);
  font-weight: 700;
}

/* ===========================================================================
   MOBILE — topic-row passe en stacked
   =========================================================================== */
@media (max-width: 720px) {
  .fs-topic-row {
    grid-template-columns: 42px 1fr;
    gap: 0.75rem;
    padding: 0.85rem 0.95rem;
  }
  .fs-topic-row__stats {
    grid-column: 2 / 3;
    justify-content: flex-start;
    margin-top: 0.45rem;
    padding-top: 0.45rem;
    border-top: 1px dashed var(--fs-line-soft);
    width: 100%;
  }
  .fs-topic-row__arrow { display: none; }
  .fs-topic-row__avatar { width: 42px; height: 42px; }
  .fs-topic-row__title { white-space: normal; }
  .fs-latest-card {
    padding-right: 2.2rem;
  }
}

@media (max-width: 480px) {
  .fs-cat-grid { grid-template-columns: 1fr; }
  .fs-sort-bar { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 4px; }
  .fs-sort-pill { flex-shrink: 0; }
}

/* ============================================================================
   prefers-reduced-motion
   ============================================================================ */
@media (prefers-reduced-motion: reduce) {
  .fs-post:target { animation: none !important; }
  .fs-btn, .fs-post, .fs-post__action, .fs-tb-btn, .fs-sticky-cta,
  .fs-cat-card, .fs-topic-row, .fs-latest-card, .fs-sort-pill {
    transition: none !important;
  }
  .fs-cat-card:hover, .fs-topic-row:hover, .fs-latest-card:hover {
    transform: none !important;
  }
}
