/* ═══════════════════════════════════════════════════════
   RESPONSIVE — Présentation Brevet
   Paliers : 1200 / 960 / 700 / 480
═══════════════════════════════════════════════════════ */

/* ══════════════════════════════════════════
   1200px — grands laptops / écrans hd-
══════════════════════════════════════════ */
@media (max-width: 1200px) {
  .slide { padding: 44px 60px; }

  h1 { font-size: clamp(1.9rem, 3.8vw, 3rem); }

  .cover-layout { grid-template-columns: 210px 1fr; gap: 28px; }

  .fcard { padding: 15px 14px; }
  .fcard p { font-size: 0.82rem; }

  .stat-num { font-size: 2.4rem; }

  .concl-card { padding: 22px 26px; }
}

/* ══════════════════════════════════════════
   960px — tablette paysage / petit laptop
══════════════════════════════════════════ */
@media (max-width: 960px) {
  /* Slide : scroll interne activé */
  .slide {
    overflow-y: auto;
    justify-content: flex-start;
    padding: 54px 40px 96px;
  }

  /* Masque TOUS les placeholders image — inutiles en mobilité */
  .img-slot,
  .intro-img { display: none; }

  /* Cover */
  .cover-layout { grid-template-columns: 180px 1fr; gap: 22px; align-items: start; }
  .identity-card { padding: 16px 12px; gap: 8px; }
  .id-name        { font-size: 1.25rem; }
  .id-name strong { font-size: 1.55rem; }

  h1 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); margin-bottom: 10px; }
  h2 { font-size: clamp(1.45rem, 3vw, 2.1rem); }

  .cover-sub { font-size: 0.96rem; margin-bottom: 18px; }

  /* Stats */
  .stats-row { gap: 10px; }
  .stat-card  { padding: 16px 12px; }
  .stat-num   { font-size: 2.1rem; }
  .stat-num.frac { font-size: 1.6rem; }

  /* Cartes : 4→2 colonnes, icônes réduites */
  .cards-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .cards-3  { gap: 10px; }
  .fcard    { padding: 14px 12px; }
  .fcard h3 { font-size: 0.94rem; }
  .fcard p  { font-size: 0.80rem; }
  .fcard-icon     { width: 36px; height: 36px; }
  .fcard-icon svg { width: 20px; height: 20px; }

  /* Conclusion */
  .concl-card  { width: 100%; padding: 18px 22px; }
  .concl-pills { gap: 8px; }
  .pill        { font-size: 0.82rem; padding: 8px 10px; }

  /* Navigation */
  .nav-btn     { width: 44px; height: 44px; }
  .nav-btn svg { width: 20px; height: 20px; }
  .nav-btns    { bottom: 22px; right: 24px; gap: 8px; }
  .slide-dots  { bottom: 28px; }
  .kb-hint     { display: none; }
}

/* ══════════════════════════════════════════
   700px — tablette portrait / grands phones
══════════════════════════════════════════ */
@media (max-width: 700px) {
  .slide {
    padding: 52px 18px 110px;
  }

  /* ── Cover : tout en colonne ── */
  .cover-layout {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  /* Carte identité en bande horizontale compacte */
  .identity-card {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 6px 16px;
    padding: 12px 14px;
  }
  .college-badge        { flex-direction: row; }
  .badge-icon           { width: 20px; height: 20px; }
  .id-divider           { display: none; }
  .id-name              { font-size: 1rem; line-height: 1.2; }
  .id-name strong       { display: inline; font-size: 1.12rem; }
  .id-class             { font-size: 0.88rem; }
  .id-year, .id-mention { font-size: 0.72rem; }

  h1 { font-size: clamp(1.35rem, 5.5vw, 2rem); }
  h2 { font-size: clamp(1.2rem, 5vw, 1.7rem); }

  .cover-sub   { font-size: 0.88rem; }
  .eyebrow     { font-size: 0.64rem; }
  .slide-lead  { font-size: 0.85rem; }
  .slide-header { margin-bottom: 10px; }

  /* ── Stats : liste horizontale ── */
  .stats-row {
    grid-template-columns: 1fr;
    gap: 7px;
    margin-bottom: 8px;
  }
  .stat-card {
    padding: 10px 14px;
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    column-gap: 14px;
    row-gap: 0;
    align-items: center;
    text-align: left;
  }
  .stat-num              { grid-column: 1; grid-row: 1 / 3; font-size: 1.9rem; min-height: unset; }
  .stat-num.frac         { font-size: 1.4rem; }
  .stat-unit             { grid-column: 2; grid-row: 1; margin: 0; font-size: 0.72rem; align-self: end; }
  .stat-label            { grid-column: 2; grid-row: 2; font-size: 0.72rem; align-self: start; }

  /* ── Cartes : 1 colonne, layout GRILLE horizontal (icône gauche + texte droite) ── */
  /* NB: les h3 et p sont enfants directs de .fcard → on utilise grid, pas flex */
  .cards-3,
  .cards-4 { grid-template-columns: 1fr; gap: 7px; }

  .fcard {
    display: grid;
    grid-template-columns: 34px 1fr;
    grid-template-rows: auto auto;
    column-gap: 11px;
    row-gap: 2px;
    align-items: start;
    padding: 11px 13px;
  }
  /* Icône : colonne 1, s'étend sur les 2 rangées */
  .fcard-icon {
    grid-column: 1;
    grid-row: 1 / 3;
    width: 34px;
    height: 34px;
    border-radius: 9px;
    align-self: center;
  }
  .fcard-icon svg { width: 18px; height: 18px; }

  /* Titre : colonne 2, rangée 1 */
  .fcard h3 {
    grid-column: 2;
    grid-row: 1;
    font-size: 0.88rem;
    margin: 0;
    line-height: 1.2;
  }
  /* Texte : colonne 2, rangée 2 */
  .fcard p {
    grid-column: 2;
    grid-row: 2;
    font-size: 0.76rem;
    margin: 0;
    line-height: 1.45;
  }

  /* ── Conclusion ── */
  .concl-card    { padding: 14px 16px; }
  .concl-pills   { grid-template-columns: 1fr; gap: 6px; margin-bottom: 12px; }
  .pill          { font-size: 0.8rem; padding: 7px 10px; }
  blockquote     { font-size: 0.86rem; padding-left: 12px; margin-bottom: 14px; }
  .opening       { font-size: 0.8rem; }
  .concl-signature { font-size: 0.77rem; margin-top: 8px; }

  /* ── Navigation ── */
  .nav-btns   { right: 14px; bottom: 18px; gap: 6px; }
  .nav-btn    { width: 40px; height: 40px; }
  .nav-btn svg { width: 18px; height: 18px; }
  .slide-dots  { bottom: 24px; gap: 6px; }
  .dot         { width: 7px; height: 7px; }
  .dot.active  { width: 22px; }
  .slide-counter { top: 15px; right: 16px; font-size: 0.7rem; }
}

/* ══════════════════════════════════════════
   480px — smartphones compacts
══════════════════════════════════════════ */
@media (max-width: 480px) {
  .slide { padding: 46px 14px 104px; }

  h1 { font-size: clamp(1.15rem, 6.5vw, 1.6rem); }
  h2 { font-size: clamp(1.1rem, 5.5vw, 1.45rem); }

  .identity-card { gap: 5px 12px; padding: 10px 12px; }
  .id-name        { font-size: 0.9rem; }
  .id-name strong { font-size: 1rem; }

  .stat-num { font-size: 1.65rem; }

  .fcard   { padding: 9px 11px; column-gap: 9px; }
  .fcard h3 { font-size: 0.83rem; }
  .fcard p  { font-size: 0.72rem; }
  .fcard-icon     { width: 30px; height: 30px; border-radius: 7px; }
  .fcard-icon svg { width: 16px; height: 16px; }

  .concl-card { padding: 12px; }
  blockquote   { font-size: 0.8rem; }

  .nav-btn    { width: 36px; height: 36px; }
  .nav-btn svg { width: 15px; height: 15px; }
}

/* ── 1200px : grands laptops pas tout à fait full-hd ── */
@media (max-width: 1200px) {
  .slide { padding: 44px 60px; }

  h1 { font-size: clamp(1.9rem, 3.8vw, 3rem); }

  .cover-layout { grid-template-columns: 210px 1fr; gap: 28px; }

  .fcard { padding: 15px 14px; }
  .fcard p { font-size: 0.82rem; }

  .stat-num { font-size: 2.4rem; }

  .concl-card { padding: 22px 26px; }
}

/* ── 960px : tablette paysage / petit laptop ── */
@media (max-width: 960px) {
  .slide {
    padding: 36px 40px;
    /* autorise le défilement interne si le contenu dépasse */
    overflow-y: auto;
    justify-content: flex-start;
    padding-top: 56px;   /* évite chevauchement avec le compteur */
    padding-bottom: 80px; /* évite chevauchement avec les boutons */
  }

  /* Cover : carte identité compacte sur le côté */
  .cover-layout {
    grid-template-columns: 180px 1fr;
    gap: 22px;
    align-items: start;
  }

  .identity-card { padding: 16px 12px; gap: 8px; }
  .id-name { font-size: 1.25rem; }
  .id-name strong { font-size: 1.55rem; }

  h1 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); margin-bottom: 10px; }
  h2 { font-size: clamp(1.45rem, 3vw, 2.1rem); }

  .cover-sub { font-size: 0.96rem; margin-bottom: 18px; }
  .cover-img-wrap { max-width: 380px; }

  /* Stats : 3 colonnes réduites */
  .stats-row { gap: 10px; }
  .stat-card { padding: 16px 12px; }
  .stat-num { font-size: 2.1rem; }
  .stat-num.frac { font-size: 1.6rem; }
  .intro-img { height: 56px; }

  /* Cartes : 4→2 colonnes */
  .cards-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  /* Cartes : 3 colonnes inchangées mais réduites */
  .cards-3 { gap: 10px; }
  .fcard { padding: 14px 12px; }
  .fcard h3 { font-size: 0.94rem; }
  .fcard p { font-size: 0.8rem; }
  .fcard-icon { width: 36px; height: 36px; }
  .fcard-icon svg { width: 20px; height: 20px; }

  /* Conclusion */
  .concl-card { width: 100%; padding: 18px 22px; }
  .concl-pills { gap: 8px; }
  .pill { font-size: 0.82rem; padding: 8px 10px; }

  /* Navigation */
  .nav-btn { width: 44px; height: 44px; }
  .nav-btn svg { width: 20px; height: 20px; }
  .nav-btns { bottom: 22px; right: 24px; gap: 8px; }
  .slide-dots { bottom: 28px; }
  .kb-hint { display: none; }
}

/* ── 700px : tablette portrait / grande phone ── */
@media (max-width: 700px) {
  .slide {
    padding: 52px 24px 88px;
  }

  /* Cover : tout en colonne */
  .cover-layout {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  /* Carte identité : horizontale compacte */
  .identity-card {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 8px 18px;
    padding: 14px 16px;
  }

  .college-badge { flex-direction: row; }
  .badge-icon { width: 22px; height: 22px; }
  .id-divider { display: none; }
  .id-name { font-size: 1.1rem; line-height: 1.2; white-space: nowrap; }
  .id-name strong { display: inline; font-size: 1.2rem; }
  .id-class { font-size: 0.9rem; }
  .id-year { font-size: 0.76rem; }
  .id-mention { font-size: 0.7rem; }

  h1 { font-size: clamp(1.45rem, 5.5vw, 2.1rem); }
  h2 { font-size: clamp(1.3rem, 5vw, 1.8rem); }

  .cover-sub { font-size: 0.9rem; }
  .cover-img-wrap { max-width: 100%; }

  .eyebrow { font-size: 0.66rem; }

  .slide-header { margin-bottom: 12px; }
  .slide-lead { font-size: 0.88rem; }

  /* Stats : 3→1 colonnes */
  .stats-row {
    grid-template-columns: 1fr;
    gap: 8px;
    margin-bottom: 10px;
  }
  .stat-card { padding: 12px 16px; display: flex; align-items: center; gap: 14px; text-align: left; }
  .stat-num { font-size: 2rem; min-height: unset; }
  .stat-num.frac { font-size: 1.5rem; }
  .stat-unit { margin: 0; }
  .intro-img { display: none; }

  /* Cartes : tout en 1 colonne */
  .cards-3,
  .cards-4 {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  /* Cartes : layout horizontal sur mobile pour gagner de l'espace */
  .fcard {
    flex-direction: row;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 14px;
  }
  .fcard-icon { flex-shrink: 0; margin-top: 2px; }
  .fcard > div:not(.fcard-icon) { flex: 1; }
  .fcard h3 { margin-top: 0; font-size: 0.92rem; }
  .fcard p { font-size: 0.79rem; }
  .card-img { display: none; } /* masque placeholder images sur mobile */

  /* Conclusion */
  .concl-card { padding: 16px 18px; }
  .concl-pills { grid-template-columns: 1fr; gap: 7px; margin-bottom: 14px; }
  blockquote { font-size: 0.9rem; padding-left: 12px; }
  .opening { font-size: 0.82rem; }
  .concl-signature { font-size: 0.8rem; margin-top: 10px; }

  /* Navigation */
  .nav-btns { right: 16px; bottom: 20px; gap: 6px; }
  .nav-btn { width: 40px; height: 40px; }
  .nav-btn svg { width: 18px; height: 18px; }
  .slide-dots { bottom: 24px; gap: 6px; }
  .dot { width: 7px; height: 7px; }
  .dot.active { width: 22px; }
  .slide-counter { top: 16px; right: 18px; font-size: 0.72rem; }
}

/* ── 480px : smartphones compacts ── */
@media (max-width: 480px) {
  .slide { padding: 48px 18px 84px; }

  h1 { font-size: clamp(1.2rem, 6.5vw, 1.7rem); }
  h2 { font-size: clamp(1.15rem, 5.5vw, 1.55rem); }

  .identity-card { gap: 6px 12px; }
  .id-name { font-size: 1rem; }
  .id-name strong { font-size: 1.1rem; }

  .fcard { padding: 10px 12px; gap: 10px; }
  .fcard h3 { font-size: 0.88rem; }
  .fcard p { font-size: 0.76rem; }
  .fcard-icon { width: 32px; height: 32px; border-radius: 8px; }
  .fcard-icon svg { width: 17px; height: 17px; }

  .stat-num { font-size: 1.7rem; }
  .stat-label { font-size: 0.72rem; }

  .concl-card { padding: 14px; }
  blockquote { font-size: 0.84rem; }

  .nav-btn { width: 36px; height: 36px; }
  .nav-btn svg { width: 16px; height: 16px; }
}