/* ======================================================================
   ZRTST – Shows page (CSS)
   Date: 2025-09-05T20:55:00-04:00
   Notes: Ken Burns normal; lead script plus petit en style phrase
   ====================================================================== */

:root{
  /* Palette */
  --sand: #e8dccb;
  --brown: #2a1d17;
  --brown-2: #3a2a22;
  --gold: #c9a44b;
  /* Mordoré adapté clair/foncé pour le contraste */
  --mordore-light: #efd896;   /* pour touches noires (sur fond sombre) */
  --mordore-dark:  #7a5b22;   /* pour touches blanches (sur fond clair) */

  /* Gabarits (px) */
  --shell-max: 1400px;
  --key-gap: 12px;
  --key-radius: 12px;

  /* Hauteur des touches (responsive avec clamp) */
  --key-height: clamp(420px, 52vh, 560px);

  /* Largeurs blanches (repos / en vue / lecture) */
  --white-rest: 120px;
  --white-inview: 160px;
  --white-play: 380px;

  /* Largeurs noires (repos / en vue / lecture) */
  --black-rest: 90px;
  --black-inview: 138px;
  --black-play: 348px;

  /* Hauteur partielle des noires (repos/inview) */
  --black-height-factor: 0.78;
  --black-offset-y: 0;

  /* Chevauchement des noires (vrai clavier) */
  --black-overlap-rest: 40px;
  --black-overlap-inview: 26px;
  --black-overlap-play: 0px;

  --transition-fast: 150ms;
  --transition: 320ms;
  --shadow: 0 10px 24px rgba(0,0,0,.25);

  /* Espace réservé pour le piano (empêche le chevauchement du texte) */
  --piano-safe-pad: calc(var(--key-height) + (var(--key-gap) * 2) + 32px);

  /* Descendre les titres de 50px */
  --hero-title-shift: -50px;

  /* Durées fondu */
  --fade: 280ms;
  --fade-slow: 600ms;
}

/* ---------- HERO dynamique ---------- */
.shows-hero{
  position: relative;
  min-height: 78vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  background: var(--sand);
  padding-bottom: var(--piano-safe-pad);
}

/* FOND dynamique forcé */
.hero-bg.dynamic-hero-bg{
  position:absolute; inset:0; z-index:0;
  background-image: var(--bg) !important;
  background-position: center !important;
  background-size: cover !important;
  background-repeat: no-repeat !important;
  filter: saturate(1) contrast(1) brightness(.95);
  transform: scale(1.02);
  opacity: 1;
  transition: opacity var(--fade-slow) ease, transform var(--fade-slow) ease;
}

/* Ken Burns normal (zoom subtil) – page-only */
.shows-page .shows-hero .hero-bg.dynamic-hero-bg{
  animation: shows-kenburns 18s ease-in-out infinite alternate;
  will-change: transform;
}
@keyframes shows-kenburns {
  0%   { transform: scale(1.02) translate3d(0, 0, 0); }
  100% { transform: scale(1.10) translate3d(1.5%, -1.5%, 0); }
}

/* Teinte sable légère */
.hero-bg.dynamic-hero-bg::after{
  content:""; position:absolute; inset:0;
  background: rgba(210,180,140, .12);
  pointer-events:none;
}

/* Overlay sombre pour lisibilité */
.hero-overlay{
  position:absolute; inset:0; z-index:1;
  background:
    linear-gradient(180deg, rgba(0,0,0,.18) 0%, rgba(0,0,0,.4) 45%, rgba(0,0,0,.6) 100%);
  mix-blend-mode: multiply;
  pointer-events: none;
}

.hero-content{
  position: relative; z-index:4;
  color: #fff;
  text-shadow: 0 2px 16px rgba(0,0,0,.55);
  padding: 10vh 16px 6vh;
  max-width: var(--shell-max);
  margin-inline: auto;
  text-align: center;
  transform: translateY(var(--hero-title-shift));
}

.shows-hero .eyebrow{ color:rgba(255,255,255,.92); }

/* Titre 3D avec relief renforcé */
#hero-title{
  color:#fff;
  text-shadow:
    0 2px 12px rgba(0,0,0,.45),
    0 0 10px rgba(201,164,75,.18);
  transition: color .3s ease, text-shadow .3s ease;
}
.shows-page .shows-hero .title-3d.title-extrude{
  position: relative;
  transform: translateZ(0);
  -webkit-text-stroke: 0.6px rgba(255,255,255,0.35);
  text-shadow:
    0 1px 0 rgba(0,0,0,0.35),
    0 2px 0 rgba(0,0,0,0.33),
    0 3px 0 rgba(0,0,0,0.31),
    0 4px 0 rgba(0,0,0,0.28),
    0 5px 0 rgba(0,0,0,0.26),
    0 6px 8px rgba(0,0,0,0.38),
    0 0 24px rgba(201,168,106,0.22);
}
.shows-page .shows-hero .title-3d.title-extrude:hover{
  transform: translateZ(0) scale(1.01);
  transition: transform 240ms ease;
}
body.has-temp-title #hero-title{
  color: #efd896;
  text-shadow:
    0 2px 10px rgba(0,0,0,.35),
    0 0 12px rgba(201,164,75,.45);
}
#hero-title::after{
  content:"";
  display:block;
  width:120px; height:2px;
  margin:.5em auto 0;
  background: linear-gradient(90deg, transparent, rgba(201,164,75,.65), transparent);
  border-radius: 2px;
  opacity:.85;
}

/* Lead (script luxe) – plus petit, style phrase (pas de capitalize) */
#hero-sub{
  color: rgba(255,255,255,.94);
  text-shadow: 0 1px 8px rgba(0,0,0,.35);
}
.shows-page .shows-hero #hero-sub{
  font-family: "Great Vibes", "Playfair Display", serif;
  font-size: clamp(1.4rem, 1.6vw + 0.6rem, 2.1rem);
  line-height: 1.22;
  letter-spacing: 0.01em;
  text-transform: none;
  text-shadow:
    0 0 6px rgba(0,0,0,0.35),
    0 0 1px rgba(201,168,106,0.30);
}

/* Fondu des textes */
#hero-title, #hero-sub{
  transition: opacity var(--fade) ease, transform var(--fade) ease;
  will-change: opacity, transform;
}
.is-fading{ opacity: 0; transform: translateY(-4px); }

/* Bouton Audio */
.audio-btn{
  margin: 18px auto 0;
  padding:.65em 1em .65em .85em;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.5);
  background: rgba(0,0,0,.45);
  color:#fff; font: 14px/1.2 "Lato", system-ui;
  cursor:pointer; backdrop-filter: blur(4px);
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
  white-space: nowrap;
  box-shadow: 0 8px 18px rgba(0,0,0,.18);
  display: inline-flex; align-items: center; gap:.55rem;
}
.audio-btn:hover{ transform: translateY(-1px); background: rgba(0,0,0,.55); }
.audio-btn[hidden]{ display:none; }

/* notes animées */
@keyframes float-note {
  0% { transform: translateY(0) translateX(0); opacity: .85; }
  50%{ transform: translateY(-6px) translateX(1px); opacity: 1; }
  100%{ transform: translateY(0) translateX(0); opacity: .85; }
}
.notes{ display:inline-flex; align-items:center; gap:.25rem; }
.notes span:nth-child(1){ animation: float-note 1.6s ease-in-out infinite; }
.notes span:nth-child(2){ animation: float-note 1.8s ease-in-out infinite .1s; }
.notes span:nth-child(3){ animation: float-note 2s   ease-in-out infinite .2s; }

/* ---------- Piano en overlay au bas du hero ---------- */
.piano-overlay{
  position:absolute; left:0; right:0; bottom: 16px; z-index:3;
  display:flex; justify-content:center;
  pointer-events: none;
}
.piano-shell{
  width:100%; max-width: var(--shell-max);
  padding: 0 16px;
  pointer-events: auto;
}

/* Carousel */
.piano-carousel{
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: var(--key-gap);
  height: var(--key-height);
  padding: var(--key-gap);
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(42,29,23,.95), rgba(42,29,23,.88)),
    repeating-linear-gradient(
      45deg,
      rgba(255,255,255,.02) 0px,
      rgba(255,255,255,.02) 2px,
      transparent 2px,
      transparent 4px
    );

  border: 1px solid var(--gold);
  box-shadow:
    inset 0 2px 4px rgba(255,255,255,.12), /* reflet haut */
    inset 0 -2px 4px rgba(0,0,0,.4),       /* ombre interne bas */
    0 10px 24px rgba(0,0,0,.35);           /* ombre externe */
  isolation: isolate;
  overflow-x: hidden;
  overflow-y: hidden;
  scroll-snap-type: x proximity;
  transition: border-color .3S ease, box-shadow .3s ease;
}

.piano-carousel:hover{
  border-color: #e0c56b; /* doré plus clair */
  box-shadow:
    inset 0 2px 4px rgba(255,255,255,.15),
    inset 0 -2px 4px rgba(0,0,0,.4),
    0 12px 28px rgba(0,0,0,.45),
    0 0 10px rgba(201,164,75,.35); /* glow doré */
}

.piano-carousel::before{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(120deg, transparent 0%, rgba(255,220,150,.15) 50%, transparent 100%);
  transform: translateX(-100%);
  animation: shine 8s linear infinite;
  pointer-events: none;
}
@keyframes shine {
  0% { transform: translateX(-100%); }
  50% { transform: translateX(100%); }
  100%{ transform: translateX(100%); }
}

.piano-carousel::-webkit-scrollbar{ height: 10px; }
.piano-carousel::-webkit-scrollbar-thumb{ background: rgba(0,0,0,.25); border-radius: 8px; }
.piano-carousel::-webkit-scrollbar-track{ background: rgba(0,0,0,.08); border-radius: 8px; }

/* Touche – base (blanches/noires visibles au chargement) */
.piano-key{
  position: relative;
  width: var(--white-rest);
  height: calc(var(--key-height) - 2*var(--key-gap));
  border-radius: var(--key-radius);
  overflow: clip;
  transition: width var(--transition) ease, height var(--transition) ease, transform var(--transition-fast) ease, box-shadow var(--transition-fast) ease, margin var(--transition) ease;
  outline: none;
  scroll-snap-align: start;
  z-index: 1;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.65),
    inset 0 -1px 0 rgba(0,0,0,.08),
    0 8px 18px rgba(0,0,0,.12);
}
.piano-key:hover,
.piano-key:focus-within{ transform: translateY(-2px); }

.key--white{ background: linear-gradient(180deg,#fff,#f1eee9); }
.key--black{
  width: var(--black-rest);
  height: calc((var(--key-height) - 2*var(--key-gap)) * var(--black-height-factor));
  background: linear-gradient(180deg, #2f2a26, #1f1a16);
  z-index: 2;
  transform: translateY(var(--black-offset-y));
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.08),
    inset 0 -1px 0 rgba(0,0,0,.3),
    0 12px 22px rgba(0,0,0,.26);
  --overlap: var(--black-overlap-rest);
  margin-left: calc(var(--overlap) * -1);
}
.piano-key.key--black:first-child{ margin-left: 0; }

/* En vue (sans lecture) */
.piano-key.is-inview.key--white{ width: var(--white-inview); }
.piano-key.is-inview.key--black{
  width: var(--black-inview);
  height: calc((var(--key-height) - 2*var(--key-gap)) * var(--black-height-factor));
  --overlap: var(--black-overlap-inview);
}

/* Lecture */
.piano-key.is-playing.key--white{ width: var(--white-play); }
.piano-key.is-playing.key--black{
  width: var(--black-play);
  height: calc(var(--key-height) - 2*var(--key-gap));
  transform: translateY(0);
  --overlap: var(--black-overlap-play);
}

/* Vidéo — cachée par défaut (clavier pur), visible en lecture */
.piano-key video{
  position:absolute; inset:0;
  width:100%; height:100%; object-fit: cover; object-position: 50% 50%;
  filter: grayscale(100%) contrast(1.05) brightness(.95);
  transition: filter var(--transition) ease, transform var(--transition) ease, opacity var(--transition) ease;
  opacity: 0;              /* 🔑 invisible tant qu’on ne joue pas */
  pointer-events: none;
  z-index: 0;
}
.piano-key.is-playing video{ opacity: 1; filter:none; transform: scale(1.02); }

/* Voiles + chanfreins */
.piano-key::before{
  content:""; position:absolute; inset:0; z-index:1; pointer-events:none;
  background: linear-gradient(180deg, rgba(255,255,255,.35), rgba(255,255,255,.12));
  mix-blend-mode: screen; transition: opacity .25s ease;
}
.key--black::before{
  background: linear-gradient(180deg, rgba(25,20,18,.62), rgba(25,20,18,.40));
  mix-blend-mode: multiply;
}
.piano-key::after{
  content:""; position:absolute; left:0; right:0; top:0; height:12px; z-index:1; pointer-events:none;
  background: linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,0));
  opacity:.6;
}
.key--black::after{
  background: linear-gradient(180deg, rgba(255,255,255,.18), rgba(255,255,255,0));
  opacity:.8;
}

.piano-key.is-playing::before{ opacity: .5; }
.piano-key.is-playing{ box-shadow:
  inset 0 1px 0 rgba(255,255,255,.85),
  inset 0 -1px 0 rgba(0,0,0,.16),
  0 16px 28px rgba(0,0,0,.28);
}
.piano-key.is-playing.key--black{ box-shadow:
  inset 0 1px 0 rgba(255,255,255,.12),
  inset 0 -1px 0 rgba(0,0,0,.45),
  0 18px 30px rgba(0,0,0,.32);
}

/* Bordures blanches/noires */
.video-border{
  position:absolute; inset:0; z-index:2; pointer-events:none;
  border-radius: var(--key-radius);
  transition: box-shadow var(--transition) ease;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.05);
}
.key--black .video-border{ box-shadow: inset 0 0 0 1px rgba(0,0,0,.08); }
.piano-key.is-loaded .video-border{ box-shadow: inset 0 0 0 2px rgba(255,255,255,.55); }
.key--black.is-loaded .video-border{ box-shadow: inset 0 0 0 2px rgba(0,0,0,.55); }
.piano-key.is-playing .video-border{ box-shadow: inset 0 0 0 3px rgba(255,255,255,.8); }
.key--black.is-playing .video-border{ box-shadow: inset 0 0 0 3px rgba(0,0,0,.8); }

/* Titre / Logo sur la carte */
.video-title{
  position:absolute; z-index:4;
  left:50%; top:50%; transform: translate(-50%,-50%);
  margin:0;

  writing-mode: vertical-rl;
  text-orientation: upright;

  font-family: "Playfair Display", Georgia, serif;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: .10em;

  background: none; border: none; backdrop-filter: none;

  white-space: nowrap; word-break: keep-all; line-break: strict;

  /* Fenêtre large : 48px en haut/bas */
  max-height: calc(100% - 20px);
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to bottom,
    transparent 0, black 48px,
    black calc(100% - 48px), transparent 100%);
  mask-image: linear-gradient(to bottom,
    transparent 0, black 48px,
    black calc(100% - 48px), transparent 100%);

  transition: opacity var(--transition) ease;
  pointer-events: none;
}

/* Contraste + halo subtil pour lisibilité sur vidéo */
.key--white .video-title{
  color: var(--mordore-dark);
  text-shadow: 0 1px 1px rgba(0,0,0,.22);
}
.key--black .video-title{
  color: var(--mordore-light);
  text-shadow: 0 1px 1px rgba(0,0,0,.22);
}

/* Disparition au hover/lecture (le hero affiche déjà le titre) */
.piano-key.is-playing .video-title,
.piano-key:hover .video-title,
.piano-key:focus-within .video-title{
  opacity: 0;
}

@media (max-width: 980px){
  .video-title{ font-size: 15px; letter-spacing: .08em; }
}

/* Lien plein sur chaque touche (cliquable partout) */
.piano-key a{
  position:absolute; inset:0; z-index:3; display:block;
}

/* Responsive */
@media (max-width: 980px){
  :root{
    --white-rest: 100px; --white-inview: 140px; --white-play: 320px;
    --black-rest: 78px;  --black-inview: 110px; --black-play: 280px;
    --black-overlap-rest: 32px; --black-overlap-inview: 20px;

    /* adapte l’espace réservé automatiquement */
    --piano-safe-pad: calc(var(--key-height) + (var(--key-gap) * 2) + 28px);
  }
  .hero-content{ padding: 8vh 16px 6vh; }
}

@media (prefers-reduced-motion: reduce){
  .piano-key, .piano-key video, .video-title,
  #hero-title, #hero-sub, .hero-bg.dynamic-hero-bg{ transition: none !important; }
  .shows-page .shows-hero .hero-bg.dynamic-hero-bg{ animation: none !important; }
}