/* ===========================================================================
   Cogenix Kids — page publique
   =========================================================================== */

/* --- Boutons ---------------------------------------------------------------- */

.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .85rem 1.6rem;
  border: 0; border-radius: var(--r-pill);
  font-weight: 800; font-size: var(--step-0);
  text-decoration: none; cursor: pointer;
  transition: transform var(--t-fast) var(--ease-bounce),
              box-shadow var(--t-fast) var(--ease-out),
              background-color var(--t-fast) var(--ease-out);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(.98); }

.btn--primary {
  background: linear-gradient(135deg, var(--sun) 0%, var(--sunshine) 100%);
  color: #3A1D00;
  box-shadow: var(--sh-glow);
}
.btn--primary:hover { box-shadow: 0 14px 44px rgba(255, 138, 61, .38); }

.btn--ghost {
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--sh-sm);
  border: 2px solid var(--border);
}
.btn--ghost:hover { border-color: var(--sky-soft); }

.btn--lg { padding: 1.05rem 2.1rem; font-size: var(--step-1); }

/* --- En-tête ---------------------------------------------------------------- */

.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-med) var(--ease-out);
}
.site-header[data-scrolled="true"] { border-bottom-color: var(--border-soft); }

.site-header__inner {
  display: flex; align-items: center; gap: 1rem;
  padding-block: .8rem;
}

.brand {
  display: flex; align-items: center; gap: .6rem;
  font-weight: 900; font-size: var(--step-1);
  text-decoration: none; letter-spacing: -.03em;
  margin-right: auto;
}
.brand__mark { width: 38px; height: 38px; flex: none; }
.brand__kids {
  background: linear-gradient(120deg, var(--sun), var(--berry));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

.site-nav { display: flex; align-items: center; gap: .3rem; }
.site-nav a {
  padding: .5rem .85rem; border-radius: var(--r-pill);
  text-decoration: none; font-weight: 700; color: var(--ink-soft);
  transition: background-color var(--t-fast), color var(--t-fast);
}
.site-nav a:hover { background: var(--surface-2); color: var(--ink); }
@media (max-width: 800px) { .site-nav__links { display: none; } }

/* --- Décor de fond ---------------------------------------------------------- */

.blobs { position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 0; }
.blob {
  position: absolute; border-radius: 50%;
  filter: blur(60px); opacity: .5;
  animation: drift 22s var(--ease-out) infinite alternate;
}
.blob--1 { width: 46vw; height: 46vw; background: var(--sun-soft);  top: -14vw; left: -10vw; }
.blob--2 { width: 38vw; height: 38vw; background: var(--sky-soft);  top: 6vw;  right: -12vw; animation-delay: -7s; }
.blob--3 { width: 30vw; height: 30vw; background: var(--berry); bottom: -14vw; left: 24vw; opacity: .28; animation-delay: -14s; }

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(4vw, 3vw, 0) scale(1.12); }
}

/* --- Héros ------------------------------------------------------------------ */

.hero { position: relative; padding-block: clamp(3rem, 8vw, 6rem) clamp(3rem, 9vw, 7rem); overflow: hidden; }
.hero__inner {
  position: relative; z-index: 1;
  display: grid; gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 900px) {
  .hero__inner { grid-template-columns: 1.05fr .95fr; }
}

.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .4rem 1rem; margin-bottom: 1.2rem;
  border-radius: var(--r-pill);
  background: var(--surface); box-shadow: var(--sh-sm);
  border: 1px solid var(--border-soft);
  font-size: var(--step--1); font-weight: 700; color: var(--ink-soft);
}
.eyebrow__dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--mint);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--mint) 25%, transparent);
}

.hero h1 { font-size: var(--step-4); margin-bottom: .4em; }
.hero h1 em {
  font-style: normal;
  background: linear-gradient(120deg, var(--sun) 10%, var(--berry) 60%, var(--violet) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero__lead { font-size: var(--step-1); color: var(--ink-soft); max-width: 46ch; }
.hero__cta { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.hero__note { margin-top: 1.2rem; font-size: var(--step--1); color: var(--ink-mute); }

/* --- Piko : la mascotte ----------------------------------------------------- */

.piko-stage {
  position: relative; display: grid; place-items: center;
  aspect-ratio: 1; max-width: 460px; margin-inline: auto; width: 100%;
}
.piko-stage__ring {
  position: absolute; inset: 8%;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 45%,
    color-mix(in srgb, var(--sunshine) 45%, transparent) 0%,
    transparent 62%);
  animation: pulse 5s var(--ease-out) infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: .8; }
  50%      { transform: scale(1.07); opacity: 1; }
}
.piko { width: 74%; animation: float 6s ease-in-out infinite; }
@keyframes float {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50%      { transform: translateY(-14px) rotate(1deg); }
}
.piko__eye-lid { transform-origin: center; animation: blink 5.5s infinite; }
@keyframes blink {
  0%, 92%, 100% { transform: scaleY(0); }
  95%           { transform: scaleY(1); }
}

/* Petites bulles qui gravitent autour de Piko */
.orbit { position: absolute; inset: 0; animation: spin 26s linear infinite; }
.orbit--rev { animation-direction: reverse; animation-duration: 34s; }
@keyframes spin { to { transform: rotate(360deg); } }
.orbit__item {
  position: absolute; display: grid; place-items: center;
  width: 54px; height: 54px; border-radius: var(--r-md);
  background: var(--surface); box-shadow: var(--sh-md);
  font-size: 1.5rem;
  animation: spin 26s linear infinite reverse;
}
.orbit--rev .orbit__item { animation-duration: 34s; animation-direction: normal; }

/* --- Sections --------------------------------------------------------------- */

.section { padding-block: clamp(3.5rem, 9vw, 6.5rem); position: relative; }
.section--tint { background: var(--bg-tint); }

.section__head { max-width: var(--measure); margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.section__head--center { margin-inline: auto; text-align: center; }
.section__kicker {
  font-size: var(--step--1); font-weight: 800; letter-spacing: .1em;
  text-transform: uppercase; color: var(--sun); margin-bottom: .6rem;
}
.section h2 { font-size: var(--step-3); }
.section__lead { font-size: var(--step-1); color: var(--ink-soft); }

/* --- Cartes ----------------------------------------------------------------- */

.grid { display: grid; gap: clamp(1rem, 2.5vw, 1.6rem); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); }

.card {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--r-lg);
  padding: clamp(1.4rem, 3vw, 2rem);
  box-shadow: var(--sh-sm);
  transition: transform var(--t-med) var(--ease-out),
              box-shadow var(--t-med) var(--ease-out);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); }
.card h3 { font-size: var(--step-1); }
.card p { color: var(--ink-soft); }

.card__icon {
  display: grid; place-items: center;
  width: 56px; height: 56px; margin-bottom: 1rem;
  border-radius: var(--r-md); font-size: 1.8rem;
  background: var(--surface-2);
}

/* Cartes de monde, colorées par leur accent */
.world { position: relative; overflow: hidden; }
.world::before {
  content: ""; position: absolute; inset: 0 0 auto; height: 5px;
  background: var(--accent, var(--sun));
}
.world .card__icon {
  background: color-mix(in srgb, var(--accent) 16%, var(--surface));
}
.world__tag { font-weight: 700; color: var(--accent); font-size: var(--step--1); }

/* --- Le Cercle de Garde ------------------------------------------------------ */

.circle { display: grid; gap: 1rem; counter-reset: step; }
@media (min-width: 860px) { .circle { grid-template-columns: repeat(4, 1fr); } }

.step {
  position: relative; counter-increment: step;
  background: var(--surface); border: 1px solid var(--border-soft);
  border-radius: var(--r-lg); padding: 1.6rem 1.4rem 1.4rem;
  box-shadow: var(--sh-sm);
}
.step::before {
  content: counter(step);
  position: absolute; top: -16px; left: 1.4rem;
  width: 34px; height: 34px; display: grid; place-items: center;
  border-radius: 50%; font-weight: 900; font-size: .95rem;
  background: var(--ink); color: var(--bg);
}
/* La flèche qui relie les étapes, masquée sur petit écran */
.step:not(:last-child)::after {
  content: "→";
  position: absolute; right: -1.05rem; top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem; font-weight: 900; color: var(--sun);
  z-index: 2;
}
@media (max-width: 859px) {
  .step:not(:last-child)::after {
    content: "↓"; right: auto; left: 50%; top: auto; bottom: -1.5rem;
    transform: translateX(-50%);
  }
  .circle { gap: 2.4rem; }
}
.step h3 { font-size: var(--step-0); margin-top: .4rem; }
.step p { font-size: var(--step--1); color: var(--ink-soft); }
.step__who {
  font-size: .72rem; font-weight: 800; letter-spacing: .08em;
  text-transform: uppercase; color: var(--ink-mute);
}

/* --- Les règles de Piko ------------------------------------------------------ */

.rules { display: grid; gap: .9rem; padding: 0; margin: 0; list-style: none; }
.rule {
  display: flex; gap: 1rem; align-items: flex-start;
  background: var(--surface); border-radius: var(--r-lg);
  padding: 1.15rem 1.4rem; border: 1px solid var(--border-soft);
  box-shadow: var(--sh-sm);
}
.rule__num {
  flex: none; width: 38px; height: 38px; display: grid; place-items: center;
  border-radius: 50%; font-weight: 900;
  background: linear-gradient(135deg, var(--sun), var(--sunshine));
  color: #3A1D00;
}
.rule p { font-weight: 600; }

/* --- Comparatif ------------------------------------------------------------- */

.versus { display: grid; gap: 1.2rem; }
@media (min-width: 780px) { .versus { grid-template-columns: 1fr 1fr; } }

.versus__col { border-radius: var(--r-lg); padding: clamp(1.4rem, 3vw, 2rem); }
.versus__col--bad {
  background: var(--surface-2);
  border: 1px dashed var(--border);
}
.versus__col--good {
  background: linear-gradient(160deg,
    color-mix(in srgb, var(--mint) 12%, var(--surface)),
    var(--surface));
  border: 2px solid color-mix(in srgb, var(--mint) 40%, transparent);
}
.versus h3 { font-size: var(--step-1); display: flex; align-items: center; gap: .5rem; }
.versus ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .7rem; }
.versus li { display: flex; gap: .6rem; align-items: flex-start; color: var(--ink-soft); }
.versus li::before { content: "✕"; font-weight: 900; color: var(--ink-mute); flex: none; }
.versus__col--good li::before { content: "✓"; color: var(--mint); }

/* --- Aperçu du tableau parent ------------------------------------------------ */

.preview {
  border-radius: var(--r-xl); overflow: hidden;
  border: 1px solid var(--border); background: var(--surface);
  box-shadow: var(--sh-lg);
}
.preview__bar {
  display: flex; align-items: center; gap: .45rem;
  padding: .8rem 1.1rem; background: var(--surface-2);
  border-bottom: 1px solid var(--border-soft);
}
.preview__dot { width: 11px; height: 11px; border-radius: 50%; background: var(--border); }
.preview__title { margin-left: .6rem; font-size: var(--step--1); color: var(--ink-mute); font-weight: 700; }
.preview__body { padding: clamp(1.1rem, 3vw, 1.8rem); display: grid; gap: 1rem; }

.stat-row { display: grid; gap: .8rem; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
.stat {
  background: var(--surface-2); border-radius: var(--r-md);
  padding: 1rem 1.1rem; border: 1px solid var(--border-soft);
}
.stat__label { font-size: var(--step--1); color: var(--ink-mute); font-weight: 700; }
.stat__value { font-size: var(--step-2); font-weight: 900; letter-spacing: -.03em; }

.alert-line {
  display: flex; gap: .8rem; align-items: center;
  padding: .9rem 1.1rem; border-radius: var(--r-md);
  background: color-mix(in srgb, var(--sunshine) 16%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--sunshine) 40%, transparent);
  font-size: var(--step--1); font-weight: 600;
}

/* --- Bandeau final ---------------------------------------------------------- */

.cta {
  position: relative; overflow: hidden;
  border-radius: var(--r-xl);
  padding: clamp(2.4rem, 6vw, 4.5rem) clamp(1.5rem, 5vw, 4rem);
  background: linear-gradient(135deg, #2B1C4F 0%, #3C2668 55%, #6C3B8C 100%);
  color: #FFF;
  text-align: center;
}
.cta h2 { font-size: var(--step-3); color: #FFF; }
.cta p { color: rgba(255, 255, 255, .82); max-width: 52ch; margin-inline: auto; }
.cta .btn--ghost { background: rgba(255, 255, 255, .12); color: #FFF; border-color: rgba(255, 255, 255, .28); }
.cta__stars { position: absolute; inset: 0; opacity: .35; pointer-events: none; }

/* --- Pied de page ----------------------------------------------------------- */

.site-footer {
  padding-block: 3rem 2rem;
  border-top: 1px solid var(--border-soft);
  font-size: var(--step--1); color: var(--ink-mute);
}
.site-footer__grid { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.site-footer h4 { font-size: var(--step--1); text-transform: uppercase; letter-spacing: .08em; color: var(--ink-soft); }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .45rem; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--ink); text-decoration: underline; }
.site-footer__legal { margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--border-soft); }

/* --- Apparition au défilement ------------------------------------------------ */

.reveal {
  opacity: 0; transform: translateY(22px);
  transition: opacity var(--t-slow) var(--ease-out), transform var(--t-slow) var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }

/* --- Bascule de thème -------------------------------------------------------- */

.theme-toggle {
  display: grid; place-items: center;
  width: 42px; height: 42px; flex: none;
  border-radius: 50%; border: 1px solid var(--border);
  background: var(--surface); cursor: pointer;
  font-size: 1.15rem; line-height: 1;
  transition: transform var(--t-fast) var(--ease-bounce), background-color var(--t-fast);
}
.theme-toggle:hover { transform: rotate(-15deg) scale(1.06); }

/* --- Sélecteur de langue ------------------------------------------------------ */

.lang-picker { position: relative; }

.lang-menu {
  position: absolute; top: calc(100% + .5rem); inset-inline-end: 0; z-index: 60;
  display: none; flex-direction: column; min-width: 150px;
  padding: .35rem;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md); box-shadow: var(--sh-md);
}
.lang-picker[data-open="true"] .lang-menu { display: flex; }

.lang-menu a {
  padding: .55rem .9rem; border-radius: var(--r-sm);
  text-decoration: none; font-weight: 700; color: var(--ink-soft);
  white-space: nowrap;
}
.lang-menu a:hover { background: var(--surface-2); color: var(--ink); }
.lang-menu a[aria-current="true"] {
  background: color-mix(in srgb, var(--sun) 16%, var(--surface));
  color: var(--ink);
}

/* --- Écriture de droite à gauche (arabe) -------------------------------------- */

[dir="rtl"] .brand { margin-right: 0; margin-inline-end: auto; }
[dir="rtl"] .versus li::before,
[dir="rtl"] .rule__num { flex: none; }
[dir="rtl"] .step::before { left: auto; right: 1.4rem; }
[dir="rtl"] .step:not(:last-child)::after { content: "←"; right: auto; left: -1.05rem; }
@media (max-width: 859px) {
  [dir="rtl"] .step:not(:last-child)::after {
    content: "↓"; left: 50%; right: auto;
  }
}
[dir="rtl"] .site-footer ul,
[dir="rtl"] .versus ul,
[dir="rtl"] .rules { padding-inline-start: 0; }

/* L'arabe demande un interligne plus généreux pour rester confortable. */
[dir="rtl"] body { line-height: 1.85; }
[dir="rtl"] h1, [dir="rtl"] h2, [dir="rtl"] h3 { line-height: 1.4; letter-spacing: 0; }

/* ===========================================================================
   La chronologie — le parcours réel d'un enfant
   Les médias sont optionnels : sans fichier, la frise reste une frise de texte,
   volontairement propre, plutôt qu'une grille de cadres vides.
   =========================================================================== */

.story {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: clamp(1.5rem, 4vw, 2.5rem);
  position: relative;
}
@media (min-width: 900px) {
  .story { grid-template-columns: repeat(4, 1fr); }
  /* Le fil qui relie les étapes, derrière les pastilles d'âge. */
  .story::before {
    content: ""; position: absolute; z-index: 0;
    inset-inline: 12%; top: 22px; height: 3px;
    background: linear-gradient(90deg,
      var(--sun-soft), var(--sunshine), var(--mint), var(--sky-soft));
    border-radius: 2px;
  }
}

.story__item {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center;
  text-align: center; gap: .9rem;
}

.story__age {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; padding: 0 1.15rem;
  border-radius: var(--r-pill);
  background: linear-gradient(135deg, var(--sun), var(--sunshine));
  color: #3A1D00; font-weight: 900; font-size: var(--step-0);
  box-shadow: var(--sh-glow);
  white-space: nowrap;
}

.story__figure {
  margin: 0; width: 100%; max-width: 260px;
  border-radius: var(--r-lg); overflow: hidden;
  border: 3px solid var(--surface);
  box-shadow: var(--sh-md);
  background: var(--surface-2);
  aspect-ratio: 4 / 3;
}
.story__figure img {
  width: 100%; height: 100%; object-fit: cover;
  /* Harmonisation légère avec la palette : les photos d'un même parcours,
     prises sur deux ans et demi et sous des lumières très différentes,
     doivent former une série cohérente. */
  filter: saturate(1.05) contrast(1.02);
  transition: transform var(--t-slow) var(--ease-out);
}
.story__figure:hover img { transform: scale(1.04); }

.story__body h3 { font-size: var(--step-1); margin-bottom: .35em; }
.story__body p { color: var(--ink-soft); font-size: var(--step--1); max-width: 32ch; margin-inline: auto; }

.story__note {
  margin: clamp(2rem, 5vw, 3rem) auto 0;
  max-width: 62ch; text-align: center;
  font-size: var(--step--1); color: var(--ink-mute);
  padding: 1.1rem 1.4rem;
  border: 1px dashed var(--border);
  border-radius: var(--r-lg);
}

/* En lecture de droite à gauche, le dégradé du fil suit le sens de lecture. */
[dir="rtl"] .story::before {
  background: linear-gradient(-90deg,
    var(--sun-soft), var(--sunshine), var(--mint), var(--sky-soft));
}