/* =========================================================================
   Poèmes — feuille de style unique.
   Palette échantillonnée directement dans le logo.
   ========================================================================= */

:root {
  /* Encres, du plus sombre au plus clair */
  --encre:         #08223F;
  --encre-doux:    #0E3450;
  --profond:       #18596C;
  --turquoise:     #297987;
  --turquoise-vif: #519FA8;
  --halo:          #A6DCDF;
  --halo-pale:     #DCEFEF;

  /* Papiers */
  --papier:        #F1F2ED;
  --papier-creux:  #E7EAE5;

  /* Typographies : un serif pour les vers, un sans pour tout le reste. */
  --vers:  "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --texte: ui-sans-serif, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  /* Rythme */
  --page:   min(1180px, 100% - 2.5rem);
  --souffle: clamp(4.5rem, 9vw, 8rem);

  --transition: 380ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--papier);
  color: var(--encre);
  font-family: var(--texte);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.075rem);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--profond); text-decoration-thickness: 1px; text-underline-offset: 0.22em; }
a:hover { color: var(--turquoise); }

:focus-visible {
  outline: 2px solid var(--turquoise);
  outline-offset: 3px;
  border-radius: 2px;
}

.page { width: var(--page); margin-inline: auto; }

.saut-contenu {
  position: absolute; left: -9999px;
  background: var(--encre); color: var(--papier);
  padding: 0.75rem 1.25rem; z-index: 100;
}
.saut-contenu:focus { left: 1rem; top: 1rem; }

/* ------------------------------------------------------------------ Entête */

.entete {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--papier) 88%, transparent);
  backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}
.entete[data-defile="oui"] {
  border-bottom-color: color-mix(in srgb, var(--encre) 12%, transparent);
}

.entete__barre {
  display: flex; align-items: center; justify-content: space-between;
  gap: 2rem; padding-block: 0.85rem;
}

.marque { display: flex; align-items: center; gap: 0.7rem; text-decoration: none; color: inherit; }
.marque img { width: 46px; }
.marque__nom {
  font-size: 1.32rem; font-weight: 600; letter-spacing: 0.04em;
  color: var(--encre); line-height: 1;
}
.marque__baseline {
  display: block; font-size: 0.6rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--turquoise); margin-top: 0.28rem;
}

.nav { display: flex; gap: 1.9rem; align-items: center; }
.nav a {
  position: relative; text-decoration: none; color: var(--encre-doux);
  font-size: 0.94rem; padding-block: 0.4rem;
}
.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 1.5px; background: var(--turquoise);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--transition);
}
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }
.nav a[aria-current="page"] { color: var(--encre); }

.nav-bouton {
  display: none; background: none; border: 0; cursor: pointer;
  padding: 0.5rem; color: var(--encre);
}

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

.heros {
  position: relative;
  min-height: min(88svh, 780px);
  display: grid; place-items: center;
  overflow: hidden;
  padding-block: clamp(3rem, 8vw, 6rem);
}

/* La toile où tombent les lettres */
.heros__pluie {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none;
}

.heros__halo {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(58% 46% at 50% 42%, color-mix(in srgb, var(--halo-pale) 70%, transparent), transparent 70%),
    linear-gradient(to bottom, transparent 55%, var(--papier) 97%);
}

.heros__contenu { position: relative; text-align: center; max-width: 46rem; }

.heros__logo { width: min(480px, 78vw); margin-inline: auto; }

.heros__accroche {
  font-family: var(--vers);
  font-size: clamp(1.35rem, 1.05rem + 1.5vw, 2.05rem);
  line-height: 1.35; margin: 2.2rem 0 0;
  color: var(--encre-doux);
  text-wrap: balance;
}

/* Les lettres de l'accroche tombent en place au chargement */
.tombe { display: inline-block; white-space: pre; }
.tombe > span {
  display: inline-block;
  opacity: 0;
  transform: translateY(-0.75em) rotate(var(--tilt, 0deg));
  animation: chute 900ms cubic-bezier(0.19, 1, 0.22, 1) forwards;
  animation-delay: var(--retard, 0ms);
}
@keyframes chute {
  60%  { opacity: 1; transform: translateY(0.06em) rotate(0deg); }
  100% { opacity: 1; transform: translateY(0) rotate(0deg); }
}

.heros__sous { margin-top: 1.4rem; color: color-mix(in srgb, var(--encre) 68%, transparent); }

.heros__actions {
  display: flex; gap: 0.9rem; justify-content: center; flex-wrap: wrap;
  margin-top: 2.4rem;
}

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

.bouton {
  --fond: var(--encre); --sur: var(--papier);
  display: inline-flex; align-items: center; gap: 0.6rem;
  background: var(--fond); color: var(--sur);
  border: 1px solid var(--fond); border-radius: 999px;
  padding: 0.78rem 1.6rem;
  font: inherit; font-size: 0.94rem; font-weight: 500;
  text-decoration: none; cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition),
              background var(--transition), color var(--transition);
}
.bouton:hover {
  color: var(--sur);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -14px color-mix(in srgb, var(--encre) 62%, transparent);
}
.bouton--fantome { --fond: transparent; --sur: var(--encre); border-color: color-mix(in srgb, var(--encre) 28%, transparent); }
.bouton--fantome:hover { background: color-mix(in srgb, var(--encre) 6%, transparent); }
.bouton svg { width: 1.05em; height: 1.05em; flex: none; }
.bouton { white-space: nowrap; }
.nav-bouton svg { width: 24px; height: 24px; }

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

.section { padding-block: var(--souffle); }
.section--creux { background: var(--papier-creux); }
.section--nuit {
  background: var(--encre); color: var(--halo-pale);
}
.section--nuit a { color: var(--halo); }
.section--nuit .section__oeil { color: var(--turquoise-vif); }
.section--nuit .section__titre { color: var(--papier); }

.section__oeil {
  font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--turquoise); margin: 0 0 0.9rem;
}
.section__titre {
  font-family: var(--vers);
  font-size: clamp(1.75rem, 1.3rem + 2vw, 2.7rem);
  line-height: 1.2; margin: 0 0 1.4rem; font-weight: 400;
  text-wrap: balance;
}
.section__chapeau {
  max-width: 44rem; font-size: 1.08rem;
  color: color-mix(in srgb, currentColor 78%, transparent);
}

/* Le manifeste, en gros caractères */
.manifeste p {
  font-family: var(--vers);
  font-size: clamp(1.2rem, 1rem + 1vw, 1.6rem);
  line-height: 1.5; max-width: 34ch; margin: 0;
}
.manifeste__grille {
  display: grid; gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr));
  align-items: start;
}
.manifeste__note { font-size: 1rem; line-height: 1.75; max-width: 42ch; }

/* ------------------------------------------------------------- Les morceaux */

.morceaux { display: grid; gap: 0; margin-top: 2.5rem; }

.morceau {
  display: grid;
  grid-template-columns: 3.4rem 1fr auto;
  gap: 1.4rem; align-items: center;
  padding: 1.15rem 0.4rem;
  border-top: 1px solid color-mix(in srgb, var(--encre) 12%, transparent);
  transition: background var(--transition);
}
.morceau:last-child { border-bottom: 1px solid color-mix(in srgb, var(--encre) 12%, transparent); }
.morceau:hover { background: color-mix(in srgb, var(--halo-pale) 55%, transparent); }
.morceau[data-actif="oui"] { background: color-mix(in srgb, var(--halo-pale) 80%, transparent); }

.morceau__lecture {
  width: 3rem; height: 3rem; border-radius: 50%;
  display: grid; place-items: center; cursor: pointer;
  background: transparent; color: var(--encre);
  border: 1px solid color-mix(in srgb, var(--encre) 24%, transparent);
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.morceau__lecture:hover { background: var(--encre); color: var(--papier); transform: scale(1.06); }
.morceau[data-actif="oui"] .morceau__lecture { background: var(--turquoise); border-color: var(--turquoise); color: #fff; }
.morceau__lecture svg { width: 17px; height: 17px; }

.morceau__titre { font-size: 1.12rem; font-weight: 600; margin: 0; letter-spacing: 0.01em; }
.morceau__source { margin: 0.15rem 0 0; font-size: 0.92rem; color: color-mix(in srgb, var(--encre) 62%, transparent); }
.morceau__source em { font-family: var(--vers); font-style: italic; }
.morceau__duree { font-variant-numeric: tabular-nums; font-size: 0.9rem; color: color-mix(in srgb, var(--encre) 55%, transparent); }

/* ------------------------------------------------------------------- Extrait */

.extraits {
  display: grid; gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr));
  margin-top: 2.8rem;
}
.extrait {
  border-left: 2px solid var(--turquoise);
  padding: 0.2rem 0 0.2rem 1.5rem;
}
.extrait .strophe { display: block; }
.extrait .strophe + .strophe { margin-top: 0.9em; }
.extrait .vers {
  display: block; font-family: var(--vers);
  font-size: 1.08rem; line-height: 1.6;
}
.extrait__source {
  display: block; margin-top: 0.9rem;
  font-size: 0.82rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: color-mix(in srgb, currentColor 60%, transparent);
}

/* ------------------------------------------------------- Lecteur persistant */

.lecteur {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
  background: color-mix(in srgb, var(--encre) 96%, transparent);
  backdrop-filter: blur(16px);
  color: var(--papier);
  transform: translateY(101%);
  transition: transform var(--transition);
}
.lecteur[data-ouvert="oui"] { transform: translateY(0); }
.lecteur__barre {
  display: flex; align-items: center; gap: 1.2rem;
  padding-block: 0.85rem;
}
.lecteur__bouton {
  width: 2.75rem; height: 2.75rem; flex: none; border-radius: 50%;
  display: grid; place-items: center; cursor: pointer;
  background: var(--turquoise); border: 0; color: #fff;
}
.lecteur__bouton svg { width: 16px; height: 16px; }

.lecteur__saut {
  width: 2.3rem; height: 2.3rem; flex: none; border-radius: 50%;
  display: grid; place-items: center; cursor: pointer;
  background: transparent; color: var(--halo);
  border: 1px solid color-mix(in srgb, var(--halo) 30%, transparent);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.lecteur__saut:hover { background: color-mix(in srgb, var(--halo) 18%, transparent); color: #fff; border-color: var(--halo); }
.lecteur__saut svg { width: 13px; height: 13px; }
.lecteur__infos { min-width: 0; flex: 1; }
.lecteur__titre { font-size: 0.95rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lecteur__source { font-size: 0.8rem; color: var(--halo); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lecteur__temps { font-size: 0.8rem; font-variant-numeric: tabular-nums; color: var(--halo); flex: none; }
.lecteur__piste {
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: color-mix(in srgb, var(--halo) 25%, transparent); cursor: pointer;
}
.lecteur__progres { height: 100%; width: 0; background: var(--turquoise-vif); }

/* --------------------------------------------------------------- Poèmes -- */

.poemes-sommaire {
  display: flex; flex-wrap: wrap; gap: 0.5rem 0.6rem;
  margin: 2.2rem 0 0;
}
.poemes-sommaire a {
  text-decoration: none; font-size: 0.86rem;
  color: var(--encre-doux);
  border: 1px solid color-mix(in srgb, var(--encre) 20%, transparent);
  border-radius: 999px; padding: 0.4rem 0.95rem;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.poemes-sommaire a:hover {
  background: var(--encre); border-color: var(--encre); color: var(--papier);
}

.poeme {
  max-width: 44rem;
  margin-top: clamp(3rem, 7vw, 5rem);
  padding-top: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid color-mix(in srgb, var(--encre) 12%, transparent);
  scroll-margin-top: 6rem;
}
.poeme__tete { display: flex; align-items: center; gap: 1.1rem; }
.poeme__titre {
  font-family: var(--vers); font-weight: 400;
  font-size: clamp(1.45rem, 1.2rem + 1vw, 1.9rem);
  margin: 0; line-height: 1.2;
}
.poeme__source { margin: 0.3rem 0 0; font-size: 0.9rem; color: color-mix(in srgb, var(--encre) 62%, transparent); }
.poeme__note {
  margin: 1.4rem 0 0; padding: 0.8rem 1.1rem;
  border-left: 2px solid var(--turquoise);
  background: color-mix(in srgb, var(--halo-pale) 45%, transparent);
  font-size: 0.92rem; border-radius: 0 6px 6px 0;
}
.poeme__attente { margin: 1.6rem 0 0; font-style: italic; opacity: 0.65; }

.poeme__texte { margin-top: 1.8rem; }
.poeme__texte .strophe { display: block; }
.poeme__texte .strophe + .strophe { margin-top: 1.05em; }
.poeme__texte .vers {
  display: block; font-family: var(--vers);
  font-size: 1.1rem; line-height: 1.72;
  padding-left: 1.6em; text-indent: -1.6em;   /* repli élégant des vers longs */
}

/* ----------------------------------------------------------- Égaliseur --- */

.lecteur__eq-bouton {
  height: 2.55rem; flex: none; border-radius: 999px;
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0 0.95rem; cursor: pointer;
  background: transparent; color: var(--halo);
  border: 1px solid color-mix(in srgb, var(--halo) 35%, transparent);
  font: inherit; font-size: 0.8rem; letter-spacing: 0.08em;
  transition: background var(--transition), color var(--transition);
}
.lecteur__eq-bouton:hover,
.lecteur__eq-bouton[aria-expanded="true"] { background: var(--turquoise); color: #fff; border-color: var(--turquoise); }
.lecteur__eq-bouton svg { width: 17px; height: 17px; }

.lecteur__eq {
  overflow: hidden; max-height: 0;
  transition: max-height var(--transition);
  border-top: 1px solid transparent;
}
.lecteur__eq[data-ouvert="oui"] {
  max-height: 14rem;
  border-top-color: color-mix(in srgb, var(--halo) 18%, transparent);
}
.lecteur__eq-grille {
  display: flex; align-items: center; gap: 1.6rem; flex-wrap: wrap;
  padding-block: 0.9rem;
}
.eq-champ { display: flex; align-items: center; gap: 0.7rem; flex: 1 1 14rem; }
.eq-champ__nom { font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--halo); width: 4.6rem; flex: none; }
.eq-champ__valeur { font-size: 0.8rem; font-variant-numeric: tabular-nums; color: var(--halo); width: 3.4rem; text-align: right; flex: none; }

.eq-champ input[type="range"] {
  flex: 1; appearance: none; -webkit-appearance: none;
  height: 3px; border-radius: 2px;
  background: color-mix(in srgb, var(--halo) 30%, transparent);
  outline-offset: 6px;
}
.eq-champ input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--turquoise-vif); border: 2px solid var(--papier);
  cursor: pointer;
}
.eq-champ input[type="range"]::-moz-range-thumb {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--turquoise-vif); border: 2px solid var(--papier);
  cursor: pointer;
}
.eq-zero {
  background: none; border: 1px solid color-mix(in srgb, var(--halo) 35%, transparent);
  color: var(--halo); border-radius: 999px; padding: 0.45rem 1.1rem;
  font: inherit; font-size: 0.82rem; cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.eq-zero:hover { background: var(--halo-pale); color: var(--encre); }

/* ------------------------------------------------------------------- Pied */

.pied { background: var(--encre); color: var(--halo-pale); padding-block: 3.5rem 2.5rem; }
.pied__grille {
  display: grid; gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
}
.pied__logo { width: 130px; opacity: 0.92; }
.pied__titre { font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--turquoise-vif); margin: 0 0 0.9rem; }
.pied ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.45rem; }
.pied a { color: var(--halo-pale); text-decoration: none; }
.pied a:hover { color: #fff; text-decoration: underline; }
.pied__mentions {
  margin-top: 3rem; padding-top: 1.5rem; font-size: 0.85rem;
  border-top: 1px solid color-mix(in srgb, var(--halo) 18%, transparent);
  color: color-mix(in srgb, var(--halo-pale) 62%, transparent);
}

/* --------------------------------------------------------- Formulaire --- */

.formulaire { margin-top: 2.5rem; display: grid; gap: 1.4rem; }
.champ { margin: 0; display: grid; gap: 0.45rem; }
.champ label { font-size: 0.88rem; font-weight: 500; }
.champ label span { font-weight: 400; color: color-mix(in srgb, var(--encre) 55%, transparent); }
.champ input, .champ select, .champ textarea {
  font: inherit; font-size: 1rem; color: var(--encre);
  background: #fff;
  border: 1px solid color-mix(in srgb, var(--encre) 20%, transparent);
  border-radius: 6px; padding: 0.75rem 0.9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.champ textarea { resize: vertical; min-height: 8rem; }
.champ :is(input, select, textarea):focus {
  border-color: var(--turquoise);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--turquoise) 18%, transparent);
  outline: none;
}
.piege { position: absolute; left: -9999px; }

.message {
  margin: 2rem 0 0; padding: 0.95rem 1.15rem; border-radius: 6px;
  border-left: 3px solid var(--turquoise);
  background: color-mix(in srgb, var(--halo-pale) 60%, transparent);
  font-size: 0.96rem;
}
.message--erreur { border-left-color: #b4472f; background: color-mix(in srgb, #b4472f 8%, transparent); }

/* ------------------------------------------------------- Apparition au scroll */

/* Masqué seulement si JavaScript répond présent : sans lui, tout reste
   lisible au lieu de rester invisible. */
.js .apparait { opacity: 0; transform: translateY(22px); }
.apparait[data-vu="oui"] {
  opacity: 1; transform: none;
  transition: opacity 900ms ease, transform 900ms cubic-bezier(0.22, 0.61, 0.36, 1);
  transition-delay: var(--retard, 0ms);
}

/* ------------------------------------------------------------------ Mobile */

/* Barre du lecteur compacte sur petit écran : le chrono et le libellé EQ
   s'effacent, les commandes restent. */
@media (max-width: 600px) {
  .lecteur__barre { gap: 0.7rem; }
  .lecteur__temps { display: none; }
  .lecteur__eq-bouton span { display: none; }
  .lecteur__eq-bouton { padding: 0; width: 2.3rem; justify-content: center; }
}

@media (max-width: 820px) {
  .nav {
    position: fixed; inset: 0 0 auto; top: 100%;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--papier); padding: 1rem var(--marge, 1.25rem) 2rem;
    border-bottom: 1px solid color-mix(in srgb, var(--encre) 12%, transparent);
    transform: translateY(-105%); visibility: hidden;
    transition: transform var(--transition), visibility var(--transition);
  }
  .nav[data-ouvert="oui"] { transform: translateY(0); visibility: visible; }
  .nav a { padding-block: 0.85rem; font-size: 1.05rem; }
  .nav-bouton { display: grid; place-items: center; }
  .morceau { grid-template-columns: 2.9rem 1fr; row-gap: 0.3rem; }
  .morceau__duree { grid-column: 2; }
}

/* --------------------------------------------------- Mouvement réduit */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .apparait { opacity: 1; transform: none; }
  .tombe > span { opacity: 1; transform: none; }
}