/* =============================================================================
   TADAM Very Clean — « Nos catalogues »
   Charte : navy #16233b / #0f1c30 · orange #f0801e · papier #fbf8f3
   ========================================================================== */
:root {
  --navy: #16233b; --navy-2: #20304d; --orange: #f0801e; --orange-d: #d96c12;
  --paper: #fbf8f3; --paper-2: #f3ede2; --ink: #1d2637; --muted: #6d7789; --line: #e5ddce;
  --bg: #eef1f5; --card: #ffffff;
  --shadow: 0 1px 2px rgba(20, 30, 50, .05), 0 10px 30px rgba(20, 30, 50, .10);
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #10151f; --card: #1a2233; --ink: #eef1f6; --muted: #9aa4b6; --line: #2a3549;
    --paper: #f7f3ec; --paper-2: #efe9dd;
  }
}
:root[data-theme="light"] { --bg: #eef1f5; --card: #fff; --ink: #1d2637; --muted: #6d7789; --line: #e5ddce; }
:root[data-theme="dark"]  { --bg: #10151f; --card: #1a2233; --ink: #eef1f6; --muted: #9aa4b6; --line: #2a3549; --paper: #f7f3ec; --paper-2: #efe9dd; }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; line-height: 1.5;
}
img { display: block; max-width: 100%; }
a { color: var(--orange-d); }

.wrap { max-width: 1040px; margin: 0 auto; padding: clamp(1.2rem, 3vw, 2.4rem) clamp(1rem, 4vw, 2rem) 3rem; }

/* ---- Header ----------------------------------------------------------- */
.top { display: flex; align-items: center; gap: .7rem; margin-bottom: .4rem; }
.top .spacer { flex: 1; }
.logo { width: 38px; height: 38px; flex: none; }
.brand { font-weight: 800; letter-spacing: .02em; font-size: 1.15rem; }
.brand small { display: block; font-weight: 600; font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--orange-d); }
h1 { font-size: clamp(1.7rem, 4.5vw, 2.5rem); margin: .6rem 0 .3rem; letter-spacing: -.02em; }
.lede { color: var(--muted); max-width: 58ch; margin: 0 0 1.8rem; }

.theme-toggle {
  background: var(--card); color: var(--ink); border: 1px solid var(--line);
  border-radius: 99px; cursor: pointer; font-size: 1.1rem; width: 40px; height: 40px;
  display: grid; place-items: center; box-shadow: var(--shadow);
}
.theme-toggle:hover { border-color: var(--orange); }

/* ---- Featured --------------------------------------------------------- */
.featured {
  display: grid; grid-template-columns: 200px 1fr; gap: 1.4rem;
  background: var(--card); border: 1px solid var(--line); border-radius: 18px;
  box-shadow: var(--shadow); padding: 1.2rem; margin-bottom: 1.8rem;
}
@media (max-width: 560px) { .featured { grid-template-columns: 1fr; } }
.cover {
  aspect-ratio: 210 / 297; border-radius: 10px; overflow: hidden;
  box-shadow: 0 8px 22px rgba(20, 30, 50, .22); cursor: pointer; position: relative;
  border: 1px solid rgba(0, 0, 0, .06); background: var(--navy);
}
.cover img { width: 100%; height: 100%; object-fit: cover; }
.cover:focus-visible { outline: 3px solid var(--orange); outline-offset: 2px; }
.cover .play {
  position: absolute; inset: 0; display: grid; place-items: center;
  background: linear-gradient(0deg, rgba(15, 28, 48, .35), rgba(15, 28, 48, 0) 45%);
  opacity: 0; transition: opacity .2s;
}
.cover:hover .play, .cover:focus-visible .play { opacity: 1; }
.cover .play span {
  background: var(--orange); color: #fff; border-radius: 99px; font-weight: 700;
  font-size: .85rem; padding: .5rem .9rem; box-shadow: 0 6px 18px rgba(240, 128, 30, .5);
}
.feat-info { align-self: center; }
.feat-info .tag {
  display: inline-block; font-size: .68rem; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--orange-d);
  background: color-mix(in srgb, var(--orange) 15%, transparent);
  padding: .2rem .55rem; border-radius: 99px; margin-bottom: .5rem;
}
.feat-info h2 { margin: .1rem 0 .35rem; font-size: 1.5rem; letter-spacing: -.01em; }
.feat-info p { color: var(--muted); margin: 0 0 .9rem; }

.btn {
  display: inline-flex; align-items: center; gap: .5rem; border: 0; cursor: pointer;
  font-weight: 650; font-size: .95rem; padding: .6rem 1.1rem; border-radius: 10px;
  background: var(--orange); color: #fff; box-shadow: 0 4px 14px rgba(240, 128, 30, .35);
}
.btn:hover { background: var(--orange-d); }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); box-shadow: none; }

/* ---- Grid ------------------------------------------------------------- */
.sec-title { font-size: .78rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin: .4rem 0 .9rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(148px, 1fr)); gap: 1.1rem; }
.cat { cursor: pointer; text-align: left; background: none; border: 0; padding: 0; font: inherit; color: inherit; }
.cat .cover { aspect-ratio: 210 / 297; margin-bottom: .5rem; }
.cat .t { font-weight: 640; font-size: .92rem; line-height: 1.2; }
.cat .s { color: var(--muted); font-size: .8rem; }

.foot { color: var(--muted); font-size: .8rem; margin-top: 2rem; text-align: center; }

/* =============================================================================
   VISIONNEUSE FLIPBOOK (overlay plein écran)
   ========================================================================== */
.viewer {
  position: fixed; inset: 0; z-index: 60; display: none; flex-direction: column;
  background: #0b1220;
  background: radial-gradient(120% 120% at 50% 0%, #14203a 0%, #0b1220 70%);
}
.viewer.open { display: flex; }
.viewer * { user-select: none; }

/* Barre supérieure */
.v-top {
  display: flex; align-items: center; gap: .6rem; padding: .6rem clamp(.6rem, 2vw, 1.2rem);
  color: #eaf0fb; flex: none;
  position: relative; z-index: 80; /* AU-DESSUS de la loupe (#zoomLayer=70) → la croix « Fermer » reste cliquable même loupe ouverte */
}
.v-title { font-weight: 700; font-size: .95rem; margin-right: auto; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.v-title small { display: block; font-weight: 600; font-size: .62rem; letter-spacing: .12em; text-transform: uppercase; color: #f0a35e; }
.icon-btn {
  background: rgba(255, 255, 255, .1); color: #fff; border: 0; width: 40px; height: 40px;
  border-radius: 10px; cursor: pointer; font-size: 1.15rem; display: grid; place-items: center;
  flex: none; transition: background .15s;
}
.icon-btn:hover { background: rgba(255, 255, 255, .22); }
.icon-btn:disabled { opacity: .3; cursor: default; }
.icon-btn.wide { width: auto; padding: 0 .8rem; gap: .4rem; font-size: .9rem; font-weight: 650; }

/* Scène du livre */
.v-stage {
  flex: 1; min-height: 0; position: relative; display: grid; place-items: center;
  padding: .4rem clamp(.4rem, 5vw, 3rem);
}
.book-nav {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 5;
  background: rgba(255, 255, 255, .12); color: #fff; border: 0; cursor: pointer;
  width: 46px; height: 66px; border-radius: 12px; font-size: 1.6rem; display: grid; place-items: center;
  transition: background .15s;
}
.book-nav:hover { background: rgba(255, 255, 255, .26); }
.book-nav:disabled { opacity: .25; cursor: default; }
.book-nav.prev { left: clamp(.2rem, 2vw, 1rem); }
.book-nav.next { right: clamp(.2rem, 2vw, 1rem); }
/* La zone flip remplit l'espace ENTRE les barres (grille .v-stage) et CENTRE + CONTIENT la page :
   overflow:hidden empêche tout débordement sous la bande de vignettes ; le centrage répartit la marge
   en haut ET en bas (plus de bas coupé). min-height:0 pour un flex/grid correct. */
#flipMount { width: 100%; height: 100%; min-height: 0; display: flex; align-items: center; justify-content: center; overflow: hidden; }
#flipMount > .flip-canvas { max-width: 100%; max-height: 100%; }
#flipMount .stf__parent { margin: 0 auto; }
/* Aspect « papier » sur les pages images de StPageFlip */
.stf__item img { display: block; width: 100%; height: 100%; }
.page-img { background: var(--paper); }

/* Barre inférieure : pagination + vignettes */
.v-bottom { flex: none; color: #cdd7ea; position: relative; z-index: 20; /* barre pagination/vignettes au-dessus du canvas */ }
.v-pager {
  display: flex; align-items: center; justify-content: center; gap: .7rem;
  padding: .35rem .6rem; font-size: .85rem; flex-wrap: wrap;
}
.v-pager .goto { display: flex; align-items: center; gap: .35rem; }
.v-pager input {
  width: 3.2rem; text-align: center; border-radius: 8px; border: 1px solid rgba(255, 255, 255, .2);
  background: rgba(255, 255, 255, .08); color: #fff; padding: .3rem; font: inherit;
}
.v-pager .count { font-variant-numeric: tabular-nums; opacity: .9; }

/* Bande de vignettes */
.thumbs {
  display: flex; gap: .45rem; overflow-x: auto; overflow-y: hidden;
  padding: .5rem clamp(.5rem, 2vw, 1rem) .8rem; scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, .3) transparent;
}
.thumbs::-webkit-scrollbar { height: 8px; }
.thumbs::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, .25); border-radius: 8px; }
.thumb {
  flex: none; width: 54px; aspect-ratio: 210 / 297; border-radius: 5px; overflow: hidden;
  border: 2px solid transparent; cursor: pointer; padding: 0; background: var(--paper); opacity: .6;
  transition: opacity .15s, border-color .15s, transform .15s;
}
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.thumb:hover { opacity: 1; transform: translateY(-2px); }
.thumb.active { opacity: 1; border-color: var(--orange); }
.thumb .n {
  position: absolute; bottom: 0; left: 0; right: 0; font-size: .55rem; text-align: center;
  color: #fff; background: rgba(11, 18, 32, .6);
}
.thumb { position: relative; }

/* ---- Couche de ZOOM --------------------------------------------------- */
.zoom-layer {
  position: fixed; inset: 0; z-index: 70; display: none;
  background: rgba(7, 11, 20, .96); touch-action: none; overflow: hidden; cursor: grab;
}
.zoom-layer.open { display: block; }
.zoom-layer.grabbing { cursor: grabbing; }
.zoom-canvas {
  position: absolute; top: 50%; left: 50%; transform-origin: center center;
  display: flex; gap: 0; will-change: transform;
}
.zoom-canvas img { max-height: 90vh; max-width: 96vw; height: auto; width: auto; background: var(--paper); box-shadow: 0 10px 40px rgba(0, 0, 0, .6); }
.zoom-close, .zoom-hint {
  position: fixed; z-index: 71; color: #fff;
}
.zoom-close {
  /* sous .v-top (barre haute pleine largeur, z-80) qui recouvre désormais la bande du haut → ✕ loupe reste cliquable */
  top: 4.25rem; right: 1rem; background: rgba(255, 255, 255, .14); border: 0; width: 44px; height: 44px;
  border-radius: 10px; cursor: pointer; font-size: 1.3rem; display: grid; place-items: center;
}
.zoom-close:hover { background: rgba(255, 255, 255, .28); }
.zoom-ctrls { position: fixed; bottom: 1.1rem; left: 50%; transform: translateX(-50%); z-index: 71; display: flex; gap: .5rem; }
.zoom-ctrls button {
  background: rgba(255, 255, 255, .14); border: 0; color: #fff; width: 44px; height: 44px;
  border-radius: 10px; cursor: pointer; font-size: 1.25rem; display: grid; place-items: center;
}
.zoom-ctrls button:hover { background: rgba(255, 255, 255, .28); }
.zoom-hint {
  bottom: 1.3rem; right: 1.1rem; font-size: .75rem; color: #9fb0cc;
  background: rgba(11, 18, 32, .5); padding: .35rem .6rem; border-radius: 8px;
}

/* Écran de chargement / erreur */
.v-loading {
  position: absolute; inset: 0; display: grid; place-items: center; color: #cdd7ea;
  font-size: .95rem; z-index: 4;
}
.spinner {
  width: 34px; height: 34px; border-radius: 50%; border: 3px solid rgba(255, 255, 255, .2);
  border-top-color: var(--orange); animation: spin .8s linear infinite; margin: 0 auto .7rem;
}
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 560px) {
  .v-title small { display: none; }
  .zoom-hint { display: none; }
  .thumb { width: 46px; }
}