/* =========================================================
   IDENTIFIER — Parcours immersif (Folio clair / Veillée nocturne)
   Porté de la maquette « Clé immersive ». Tout est scopé sous
   .cle-immersive pour ne rien laisser fuir dans le reste du site.
   Les couleurs viennent des variables de thème (papier / nocturne) ;
   les accents dorés C3 sont adossés à body.theme-nocturne.
   ========================================================= */

.cle-immersive { --gold: #c9a444; --rust: #8b4a2b; position: relative; }
body.theme-nocturne .cle-immersive { --gold: #d4b059; --rust: #b8763a; }

/* ----- Sélecteur de parcours (classique / immersif) ----- */
.cle-switch { display: flex; justify-content: center; padding: 24px 16px 0; }
.cle-switch-pill {
  display: inline-flex; gap: 3px; padding: 3px;
  border: 1px solid var(--line); border-radius: 100px; background: var(--cream);
}
.cle-switch-pill button {
  padding: 7px 22px; border: 0; border-radius: 100px; background: transparent;
  font-family: var(--serif); font-size: 15.5px; letter-spacing: .01em;
  color: var(--ink-mute); cursor: pointer; transition: all 240ms var(--ease);
}
.cle-switch-pill button:hover { color: var(--ink); }
.cle-switch-pill button.on { background: var(--moss-deep); color: var(--paper); }

/* ----- Communs immersifs ----- */
.cle-immersive .im-count { display: flex; flex-direction: column; align-items: center; margin-bottom: 16px; }
.cle-immersive .im-count-n { font-family: var(--display); font-size: 54px; line-height: 1; color: var(--moss-deep); transition: color 400ms var(--ease); }
.cle-immersive .im-count-l { font-family: var(--mono); font-size: 9.5px; letter-spacing: .18em; text-transform: uppercase; color: var(--ink-mute); margin-top: 5px; }
.cle-immersive .im-q { font-family: var(--display); font-weight: 400; line-height: 1; font-size: clamp(30px, 5vw, 54px); margin: 0 0 32px; letter-spacing: -0.015em; max-width: 780px; text-align: center; color: var(--ink); }
.cle-immersive .im-q em { font-style: italic; color: var(--moss-deep); }
.cle-immersive .im-control { width: 100%; display: flex; justify-content: center; }
.cle-immersive .im-nav { display: flex; gap: 14px; margin-top: 38px; justify-content: center; }
.cle-immersive .im-navbtn {
  padding: 12px 22px; border: 1px solid var(--line); background: transparent;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-soft); cursor: pointer; transition: all 220ms var(--ease);
}
.cle-immersive .im-navbtn:hover:not(:disabled) { border-color: var(--ink); color: var(--ink); }
.cle-immersive .im-navbtn:disabled { opacity: 0.3; cursor: default; }
.cle-immersive .im-skip { border-color: var(--moss-deep); color: var(--moss-deep); }
.cle-immersive .im-skip:hover { background: var(--moss-deep); color: var(--paper) !important; }

.cle-immersive .im-dots { display: flex; justify-content: center; gap: 8px; margin-bottom: 26px; flex-wrap: wrap; }
.cle-immersive .im-dot {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--line); background: var(--cream); cursor: pointer;
  font-family: var(--display); font-style: italic; font-size: 13px; color: var(--ink-mute);
  transition: all 280ms var(--ease); display: grid; place-items: center;
}
.cle-immersive .im-dot.on { background: var(--moss-deep); border-color: var(--moss-deep); color: var(--paper); transform: scale(1.12); }
.cle-immersive .im-dot.done { border-color: var(--moss-deep); color: var(--moss-deep); }

.cle-immersive .im-trail {
  display: flex; align-items: center; justify-content: center; gap: 10px; flex-wrap: wrap;
  margin: 40px auto 0; max-width: 820px;
  padding: 16px 20px; border-top: 1px solid var(--line);
}
.cle-immersive .im-crumb {
  padding: 6px 14px; border: 1px solid var(--moss-deep); border-radius: 100px; background: transparent;
  font-family: var(--serif); font-size: 15px; color: var(--moss-deep); cursor: pointer;
  transition: all 200ms var(--ease);
}
.cle-immersive .im-crumb:hover { background: var(--moss-deep); color: var(--paper); }

/* ----- Boutons / contrôles ----- */
.cle-immersive .peu-importe {
  padding: 9px 16px; border: 1px dashed var(--line); background: transparent; cursor: pointer;
  font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-mute); transition: all 200ms var(--ease); align-self: center;
}
.cle-immersive .peu-importe:hover { border-color: var(--ink-soft); color: var(--ink-soft); }
.cle-immersive .peu-importe.pi-on { border-color: var(--moss-deep); color: var(--moss-deep); }

.cle-immersive .petal-wrap { margin: 0 auto; text-align: center; }
.cle-immersive .petal { cursor: pointer; transition: transform 380ms var(--ease), opacity 380ms var(--ease); transform-origin: 0 0; }
.cle-immersive .petal:hover path { filter: brightness(1.06); }
.cle-immersive .petal path { transition: all 300ms var(--ease); }
.cle-immersive .petal-on { transform: scale(1.1); }
.cle-immersive .petal-dim { opacity: 0.32; }
.cle-immersive .petal-core { cursor: pointer; transition: fill 300ms var(--ease); }
.cle-immersive .petal-label { margin-top: 6px; font-family: var(--serif); font-size: 17px; color: var(--ink); display: flex; align-items: center; justify-content: center; gap: 9px; min-height: 26px; }
.cle-immersive .petal-dot { width: 13px; height: 13px; border-radius: 50%; border: 1px solid rgba(0,0,0,0.2); }

.cle-immersive .wheel-wrap { margin: 0 auto; }
.cle-immersive .wseg { cursor: pointer; }
.cle-immersive .wseg path { transition: fill 280ms var(--ease); }
.cle-immersive .wseg:hover path { filter: brightness(0.94); }
body.theme-nocturne .cle-immersive .wseg path { opacity: .88; }

.cle-immersive .ruler-wrap { display: flex; flex-direction: column; max-width: 380px; margin: 0 auto; position: relative; padding-left: 26px; width: 100%; }
.cle-immersive .ruler-ticks { position: absolute; left: 0; top: 0; bottom: 44px; display: flex; flex-direction: column; justify-content: space-between; align-items: flex-start; }
.cle-immersive .tick { display: block; width: 8px; height: 1px; background: var(--ink-mute); opacity: .5; }
.cle-immersive .tick-big { width: 15px; opacity: .85; }
.cle-immersive .ruler-zones { display: flex; flex-direction: column; gap: 7px; flex: 1; }
.cle-immersive .rzone { flex: 1; display: flex; align-items: center; gap: 14px; text-align: left; border: 1px solid var(--line); background: var(--cream); padding: 10px 16px; color: var(--moss-deep); cursor: pointer; transition: all 240ms var(--ease); }
.cle-immersive .rzone:hover { background: var(--tint); }
.cle-immersive .rzone-on { background: var(--moss-deep); border-color: var(--moss-deep); color: var(--paper); }
.cle-immersive .rzone-txt { display: flex; flex-direction: column; gap: 1px; }
.cle-immersive .rzone-l { font-family: var(--serif); font-size: 17px; color: var(--ink); }
.cle-immersive .rzone-on .rzone-l { color: var(--paper); }
.cle-immersive .rzone-h { font-family: var(--mono); font-size: 9px; letter-spacing: .06em; color: var(--ink-mute); }
.cle-immersive .rzone-on .rzone-h { color: color-mix(in srgb, var(--paper) 75%, transparent); }

.cle-immersive .leaf-grid { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.cle-immersive .leafbtn { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 12px 13px 9px; min-width: 78px; border: 1px solid var(--line); background: var(--cream); color: var(--moss-deep); cursor: pointer; transition: all 220ms var(--ease); }
.cle-immersive .leafbtn span { font-family: var(--serif); font-size: 13.5px; color: var(--ink); }
.cle-immersive .leafbtn:hover { background: var(--tint); }
.cle-immersive .leafbtn:hover .draw { animation: cleDrawPath 900ms var(--ease) forwards; }
@keyframes cleDrawPath { from { stroke-dashoffset: 100; } to { stroke-dashoffset: 0; } }
.cle-immersive .leafbtn .draw { stroke-dasharray: 100; stroke-dashoffset: 0; }
.cle-immersive .leafbtn-on { background: var(--moss-deep); border-color: var(--moss-deep); color: var(--paper); }
.cle-immersive .leafbtn-on span { color: var(--paper); }
body.theme-nocturne .cle-immersive .leafbtn-on span,
body.theme-nocturne .cle-immersive .rzone-on .rzone-l { color: #16201a; }
body.theme-nocturne .cle-immersive .leafbtn-on,
body.theme-nocturne .cle-immersive .rzone-on { color: #16201a; }

.cle-immersive .confetti { position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 5; }
.cle-immersive .confetti svg { position: absolute; top: -20px; animation: cleConfFall linear forwards; }
@keyframes cleConfFall { 0% { transform: translateY(-10px) rotate(0deg); opacity: 1; } 100% { transform: translateY(340px) rotate(300deg); opacity: 0; } }

/* ----- Planche réelle (vignette + légende) ----- */
.cle-immersive .plate-mini {
  margin: 0; cursor: pointer; background: var(--cream);
  border: 1px solid var(--line-soft); padding: 9px 9px 12px;
  box-shadow: 0 1px 0 rgba(60,50,30,0.06), 0 10px 18px -12px rgba(60,50,30,0.35);
  transform: rotate(var(--tilt, 0deg));
  transition: opacity 600ms var(--ease), filter 600ms var(--ease), transform 420ms var(--ease);
}
.cle-immersive .plate-mini:hover { transform: rotate(0deg) translateY(-4px); }
.cle-immersive .plate-ghost { opacity: 0.13; filter: grayscale(0.9); pointer-events: none; }
.cle-immersive .plate-mini figcaption { display: flex; flex-direction: column; gap: 1px; padding: 9px 3px 0; }
.cle-immersive .plate-fam { font-family: var(--mono); font-size: 8px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-mute); }
.cle-immersive .plate-nom { font-family: var(--display); font-size: 15px; line-height: 1.1; }
.cle-immersive .plate-lat { font-family: var(--display); font-style: italic; font-size: 12px; color: var(--moss-deep); }
.cle-immersive .plate-big { padding: 12px 12px 16px; }
.cle-immersive .plate-big .plate-nom { font-size: 21px; }
.cle-immersive .plate-big .plate-lat { font-size: 15px; }

.cle-immersive .herbier-table { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; transition: opacity 500ms var(--ease); }
.cle-immersive .ht-compact { grid-template-columns: repeat(4, 1fr); gap: 14px; }
.cle-immersive .ht-dimmed { opacity: 0.45; }
.cle-immersive .ht-sep { display: flex; align-items: center; gap: 14px; margin: 34px 0 18px; }
.cle-immersive .ht-sep::before, .cle-immersive .ht-sep::after { content: ""; flex: 1; height: 1px; background: var(--line-soft); }

.cle-immersive .spotlight {
  position: relative; text-align: center; padding: 36px 20px 44px; margin-bottom: 36px;
  border: 1px solid var(--line); background: linear-gradient(180deg, color-mix(in srgb, var(--cream) 50%, transparent), transparent);
  animation: cleSpotIn 700ms var(--ease);
}
@keyframes cleSpotIn { from { transform: translateY(16px) scale(.98); } to { transform: none; } }
.cle-immersive .spot-head { margin-bottom: 28px; }
.cle-immersive .spot-grid { display: flex; justify-content: center; gap: 26px; flex-wrap: wrap; }
.cle-immersive .spot-grid .plate-mini { width: min(230px, 42vw); }
.cle-immersive .spot-1 .plate-mini { width: min(280px, 70vw); }

/* ============ C1 · LE FOLIO ============ */
.cle-immersive.c1 { min-height: 80vh; display: flex; flex-direction: column; align-items: center; padding: 40px 18px 80px; }
.cle-immersive .c1-folio {
  position: relative; width: min(1020px, 100%);
  background: var(--cream); border: 1px solid var(--line);
  padding: 44px clamp(20px, 5vw, 64px) 56px;
  box-shadow: 0 1px 0 rgba(60,50,30,0.08), 0 30px 60px -35px rgba(60,50,30,0.45);
}
.cle-immersive .c1-corner { position: absolute; width: 22px; height: 22px; border: 1px solid var(--ink-mute); opacity: .6; }
.cle-immersive .c1-corner.tl { top: 12px; left: 12px; border-right: 0; border-bottom: 0; }
.cle-immersive .c1-corner.br { bottom: 12px; right: 12px; border-left: 0; border-top: 0; }
.cle-immersive .c1-pagenum { position: absolute; top: 18px; right: 22px; font-family: var(--mono); font-size: 9.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--ink-mute); }
.cle-immersive .c1-stage { display: flex; flex-direction: column; align-items: center; animation: cleStageSlide 480ms var(--ease); }
@keyframes cleStageSlide { from { transform: translateX(26px); } to { transform: none; } }

/* ============ C3 · LA VEILLÉE (thème nocturne) ============ */
.cle-immersive.c3 { min-height: 80vh; display: flex; flex-direction: column; align-items: center; padding: 40px 18px 90px; position: relative; overflow: hidden; }
.cle-immersive .c3-halo {
  position: absolute; top: 34%; left: 50%; transform: translate(-50%, -50%);
  width: min(860px, 120vw); height: min(860px, 120vw); border-radius: 50%;
  background: radial-gradient(circle, rgba(212,176,89,0.13), rgba(212,176,89,0.04) 45%, transparent 70%);
  pointer-events: none; z-index: 0;
}
.cle-immersive .c3-head { position: relative; z-index: 2; display: flex; align-items: center; gap: 18px; width: min(720px, 100%); margin-bottom: 40px; }
.cle-immersive .c3-chap { font-family: var(--mono); font-size: 9.5px; letter-spacing: .2em; text-transform: uppercase; color: var(--gold); white-space: nowrap; }
.cle-immersive .c3-bar { flex: 1; height: 1px; background: var(--line); position: relative; }
.cle-immersive .c3-bar span { position: absolute; left: 0; top: -0.5px; height: 2px; background: var(--gold); transition: width 500ms var(--ease); display: block; }
.cle-immersive .c3-stage { position: relative; z-index: 2; display: flex; flex-direction: column; align-items: center; width: min(1000px, 100%); animation: cleVeil 600ms var(--ease); }
@keyframes cleVeil { from { transform: translateY(20px) scale(.99); } to { transform: none; } }
.cle-immersive .c3-q em { color: var(--gold); }
.cle-immersive .c3-lantern {
  width: 100%; display: flex; justify-content: center;
  padding: 34px clamp(14px, 4vw, 44px) 38px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--cream) 65%, transparent);
  box-shadow: 0 0 80px -20px rgba(212,176,89,0.18);
}
.cle-immersive .c3-skip { border-color: var(--gold); color: var(--gold); }
.cle-immersive .c3-skip:hover { background: var(--gold); color: #16201a !important; }
body.theme-nocturne .cle-immersive .im-count-n { color: var(--gold); }

/* ----- Mobile ----- */
@media (max-width: 980px) {
  .cle-immersive .herbier-table { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .cle-immersive .ht-compact { grid-template-columns: repeat(3, 1fr); }
  .cle-immersive .plate-nom { font-size: 13px; }
  .cle-immersive .c1-folio { padding: 30px 16px 40px; }
}