/* ==========================================================================
   Le Grand Bastion — feuille de style unique
   Maquette WebnexLab. Aucune dépendance, aucun build.

   Registre : affiche sérigraphiée. Traits épais, ombres portées franches,
   angles droits, gommettes penchées. Rien n'est partagé avec les autres modèles.
   ========================================================================== */

/* --- 1. Jetons de couleur (une ambiance = un bloc) ----------------------- */

:root,
[data-palette="affiche"] {
  --bg: #fdfbf3;
  --bg-alt: #f5f0e0;
  --surface: #ffffff;
  --ink: #141310;
  --muted: #6b6559;
  --line: #141310;
  --accent: #f2c230;
  --accent-ink: #141310;
  --accent-2: #e2643c;
}

[data-palette="corail"] {
  --bg: #fff4f1;
  --bg-alt: #ffe6e0;
  --surface: #ffffff;
  --ink: #1a1116;
  --muted: #7a5a5c;
  --line: #1a1116;
  --accent: #f0554b;
  --accent-ink: #fff6f4;
  --accent-2: #2f4d8a;
}

[data-palette="menthe"] {
  --bg: #f0faf6;
  --bg-alt: #ddf3ea;
  --surface: #ffffff;
  --ink: #0f1a18;
  --muted: #4f6b63;
  --line: #0f1a18;
  --accent: #12b886;
  --accent-ink: #06231a;
  --accent-2: #1f6fd0;
}

[data-palette="neon"] {
  --bg: #0c0b14;
  --bg-alt: #15131f;
  --surface: #15131f;
  --ink: #eeecf7;
  --muted: #9a95b5;
  --line: #b6f24a;
  --accent: #b6f24a;
  --accent-ink: #0c0b14;
  --accent-2: #f24a9c;
}

/* --- 2. Jetons non colorés ---------------------------------------------- */

:root {
  --display: "Outfit", "Futura", "Trebuchet MS", sans-serif;
  --sans: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --shell: 1180px;
  --gutter: clamp(1.15rem, 5vw, 3.5rem);
  --section: clamp(4rem, 9vw, 7rem);
  --edge: 2px;
  --pop: 6px 6px 0;
  --ease: cubic-bezier(.3,.7,.3,1);
}

/* --- 3. Base ------------------------------------------------------------ */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--sans); font-size: 1rem; line-height: 1.65; font-weight: 400;
  overflow-x: hidden; -webkit-font-smoothing: antialiased;
  transition: background-color .5s var(--ease), color .5s var(--ease);
}
body.is-locked { overflow: hidden; }

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul { margin: 0; padding: 0; list-style: none; }

/* L'attribut `hidden` du HTML doit toujours gagner : sans ce garde-fou, un
   `display: grid` posé plus bas (fenêtre modale, panneau de menu, champ
   conditionnel) laisse l'élément visible alors qu'il est marqué caché. */
[hidden] { display: none !important; }

/* Vignette intégrée dans le site WebnexLab (`?apercu=1`) : pas de commandes de
   démonstration, pas de défilement, contenu affiché tout de suite. */
.is-apercu, .is-apercu body { overflow: hidden; }
.is-apercu .palette-picker,
.is-apercu .demo-flag { display: none; }
.is-apercu .reveal { opacity: 1; transform: none; transition: none; }
p { margin: 0; }

h1, h2, h3 { margin: 0; font-family: var(--display); font-weight: 800; line-height: 1; letter-spacing: -.03em; }
h1 { font-size: clamp(2.8rem, 9vw, 5.6rem); text-transform: uppercase; }
h2 { font-size: clamp(1.9rem, 4.4vw, 3rem); text-transform: uppercase; }
h3 { font-size: 1.08rem; font-weight: 700; letter-spacing: -.01em; line-height: 1.25; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.ico { width: 1.2em; height: 1.2em; flex: none; }

.skip-link {
  position: fixed; top: .6rem; left: 50%; transform: translate(-50%, -200%);
  z-index: 300; padding: .6rem 1.1rem; background: var(--ink); color: var(--bg); font-size: .85rem;
}
.skip-link:focus { transform: translate(-50%, 0); }
:focus-visible { outline: 3px solid var(--accent-2); outline-offset: 2px; }

.shell { width: 100%; max-width: var(--shell); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section); }

.over { font-size: .72rem; text-transform: uppercase; letter-spacing: .2em; font-weight: 700; color: var(--accent-2); margin-bottom: .8rem; }
.hl { background: var(--accent); color: var(--accent-ink); padding-inline: .12em; box-decoration-break: clone; }

/* --- 4. Apparition ------------------------------------------------------ */

.reveal {
  opacity: 0; transform: translateY(18px);
  transition: opacity .6s var(--ease) var(--d, 0ms), transform .6s var(--ease) var(--d, 0ms);
}
.reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation-duration: .001ms !important; animation-iteration-count: 1 !important; }
}

/* --- 5. Boutons --------------------------------------------------------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .85rem 1.6rem; border: var(--edge) solid var(--line);
  font-family: var(--display); font-weight: 700; font-size: .92rem;
  text-transform: uppercase; letter-spacing: .04em;
  box-shadow: var(--pop) var(--line);
  transition: transform .18s var(--ease), box-shadow .18s var(--ease);
}
.btn:hover { transform: translate(3px, 3px); box-shadow: 3px 3px 0 var(--line); }
.btn:active { transform: translate(6px, 6px); box-shadow: 0 0 0 var(--line); }
.btn--fill { background: var(--accent); color: var(--accent-ink); }
.btn--out { background: var(--surface); color: var(--ink); }
.btn--full { width: 100%; }

/* --- 6. Sélecteur de palette (sous l'en-tête, à gauche) ----------------- */

.palette-picker { position: fixed; top: 5.8rem; left: 1rem; z-index: 120; }
.palette-picker__toggle {
  display: inline-flex; align-items: center; gap: .5rem; padding: .5rem 1rem .5rem .8rem;
  background: var(--surface); color: var(--ink); border: var(--edge) solid var(--line);
  box-shadow: 4px 4px 0 var(--line);
  font-family: var(--display); font-weight: 700; font-size: .78rem; text-transform: uppercase;
  transition: transform .18s var(--ease), box-shadow .18s var(--ease);
}
.palette-picker__toggle:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--line); }
.palette-picker__panel {
  margin-top: .6rem; width: 15.5rem; padding: 1rem;
  background: var(--surface); border: var(--edge) solid var(--line); box-shadow: 6px 6px 0 var(--line);
  animation: pop .25s var(--ease);
}
@keyframes pop { from { opacity: 0; transform: translateY(-6px) } }
.palette-picker__title { font-size: .66rem; text-transform: uppercase; letter-spacing: .16em; color: var(--muted); font-weight: 700; margin-bottom: .7rem; }
.palette-picker__grid { display: grid; grid-template-columns: 1fr 1fr; gap: .45rem; }
.palette-picker__grid button {
  display: flex; align-items: center; gap: .5rem; padding: .5rem;
  border: var(--edge) solid var(--line); font-size: .76rem; font-weight: 500;
  transition: background-color .2s var(--ease);
}
.palette-picker__grid button:hover { background: var(--bg-alt); }
.palette-picker__grid button[aria-checked="true"] { background: var(--accent); color: var(--accent-ink); font-weight: 700; }
.palette-picker__grid button span {
  width: 1.1rem; height: 1.1rem; flex: none; border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--sw1) 0 33%, var(--sw2) 33% 66%, var(--sw3) 66%);
}
.palette-picker__note { margin-top: .8rem; font-size: .72rem; line-height: 1.5; color: var(--muted); }

/* --- 7. Bandeau démonstration ------------------------------------------ */

.demo-flag { position: fixed; right: 1rem; bottom: 1rem; z-index: 120; max-width: min(23rem, calc(100vw - 2rem)); }
.demo-flag__row { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .45rem; }

.demo-flag__admin {
  display: inline-flex; align-items: center;
  padding: .55rem 1rem;
  background: var(--surface, #fff); color: var(--ink, #111);
  border: 1px solid var(--line, #ddd);
  font-size: .76rem; font-weight: 600;
  box-shadow: 0 10px 26px rgb(var(--shadow, 0 0 0) / .16);
  transition: transform .25s var(--ease), border-color .25s var(--ease);
}
.demo-flag__admin:hover { transform: translateY(-2px); border-color: currentColor; }

.demo-flag__btn {
  display: flex; align-items: center; gap: .5rem; margin-left: auto;
  padding: .55rem 1rem .55rem .8rem; background: var(--ink); color: var(--bg);
  border: var(--edge) solid var(--ink);
  font-family: var(--display); font-weight: 700; font-size: .76rem; text-transform: uppercase;
  box-shadow: 4px 4px 0 var(--accent-2); transition: transform .18s var(--ease), box-shadow .18s var(--ease);
}
.demo-flag__btn:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--accent-2); }
.demo-flag__note {
  margin-top: .6rem; padding: 1.05rem 1.15rem; background: var(--surface);
  border: var(--edge) solid var(--line); box-shadow: 6px 6px 0 var(--line);
  font-size: .8rem; line-height: 1.55; color: var(--muted); animation: pop .25s var(--ease);
}
.demo-flag__note p + p { margin-top: .6rem; }
.demo-flag__note strong { color: var(--ink); font-weight: 700; }

/* --- 8. En-tête --------------------------------------------------------- */

.head { position: sticky; top: 0; z-index: 90; background: var(--bg); border-bottom: var(--edge) solid var(--line); }
.head__in { display: flex; align-items: center; gap: 1.5rem; min-height: 4.9rem; }

.brand { display: flex; align-items: center; gap: .7rem; margin-right: auto; }
.brand__badge {
  display: grid; place-items: center; width: 2.3rem; height: 2.3rem; flex: none;
  background: var(--accent); color: var(--accent-ink); border: var(--edge) solid var(--line);
  font-family: var(--display); font-weight: 800; font-size: .9rem;
}
.brand strong { display: block; font-family: var(--display); font-weight: 800; font-size: 1.05rem; text-transform: uppercase; letter-spacing: -.02em; }
.brand small { display: block; font-size: .66rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }

.nav { display: flex; gap: 1.6rem; font-family: var(--display); font-weight: 700; font-size: .85rem; text-transform: uppercase; }
.nav a { padding-bottom: .15rem; border-bottom: 3px solid transparent; transition: border-color .2s var(--ease); }
.nav a:hover { border-bottom-color: var(--accent); }

.burger { display: none; width: 2.6rem; height: 2.6rem; place-items: center; border: var(--edge) solid var(--line); }

/* --- 9. Héros ----------------------------------------------------------- */

.hero { position: relative; padding-block: clamp(2.5rem, 6vw, 4.5rem) 0; }
.hero__dates { font-family: var(--display); font-weight: 700; font-size: .95rem; text-transform: uppercase; letter-spacing: .08em; color: var(--accent-2); margin-bottom: 1.4rem; }
.hero h1 { margin-bottom: 1.6rem; }
.hero__lede { max-width: 46ch; font-size: 1.08rem; color: var(--muted); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.2rem; }

.hero__stickers { display: flex; flex-wrap: wrap; gap: 1rem 1.6rem; margin-top: 3rem; }
.sticker {
  padding: .5rem 1.1rem; background: var(--surface); border: var(--edge) solid var(--line);
  font-family: var(--display); font-weight: 700; font-size: .82rem; text-transform: uppercase;
  box-shadow: 4px 4px 0 var(--line);
}
.sticker--a { transform: rotate(-3deg); background: var(--accent); color: var(--accent-ink); }
.sticker--b { transform: rotate(2deg); }
.sticker--c { transform: rotate(-1.5deg); }

.ribbon {
  overflow: hidden; margin-top: clamp(3rem, 6vw, 4.5rem);
  padding-block: .8rem; background: var(--ink); color: var(--bg);
  border-block: var(--edge) solid var(--line);
}
.ribbon__track {
  display: flex; gap: 2.2rem; width: max-content;
  font-family: var(--display); font-weight: 700; font-size: 1rem; text-transform: uppercase;
  animation: slide 30s linear infinite;
}
.ribbon__track i { color: var(--accent); font-style: normal; }
@keyframes slide { to { transform: translateX(-50%) } }

/* --- 10. Titres de section ---------------------------------------------- */

.title-row { display: flex; flex-wrap: wrap; gap: 1rem 3rem; align-items: end; justify-content: space-between; margin-bottom: 2.4rem; }
.title-row p { color: var(--muted); max-width: 42ch; font-size: .96rem; }

/* --- 11. Programme ------------------------------------------------------ */

.days { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 2rem; }
.days button {
  padding: .7rem 1.4rem; border: var(--edge) solid var(--line); background: var(--surface);
  font-family: var(--display); font-weight: 700; font-size: .9rem; text-transform: uppercase;
  transition: background-color .2s var(--ease), color .2s var(--ease), transform .18s var(--ease);
}
.days button:hover { transform: translateY(-2px); }
.days button.is-on { background: var(--accent); color: var(--accent-ink); box-shadow: 4px 4px 0 var(--line); }

.agenda { border-top: var(--edge) solid var(--line); }
.event {
  display: grid; grid-template-columns: 5.5rem 1fr auto; gap: 1rem 1.5rem; align-items: center;
  padding-block: 1.3rem; border-bottom: var(--edge) solid var(--line);
  transition: background-color .25s var(--ease), padding-left .25s var(--ease);
}
.event:hover { background: var(--bg-alt); padding-left: .8rem; }
.event[hidden] { display: none; }
.event__time { font-family: var(--display); font-weight: 800; font-size: 1.05rem; color: var(--accent-2); }
.event__place { font-size: .86rem; color: var(--muted); margin-top: .2rem; }
.event__tag {
  padding: .3rem .8rem; border: var(--edge) solid var(--line);
  font-family: var(--display); font-weight: 700; font-size: .7rem; text-transform: uppercase;
  white-space: nowrap;
}

/* --- 12. Bénévoles ------------------------------------------------------ */

.poster { background: var(--bg-alt); border-block: var(--edge) solid var(--line); }
.poster__in { display: grid; gap: clamp(2rem, 5vw, 4rem); grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); align-items: center; }
.poster__text > p:not(.over) { color: var(--muted); margin-top: 1rem; max-width: 48ch; }
.poster h2 { margin-bottom: 0; }

.perks { margin: 1.8rem 0 2rem; display: grid; gap: .8rem; }
.perks li { display: flex; align-items: flex-start; gap: .7rem; font-size: .95rem; }
.perks .ico { color: var(--accent-2); margin-top: .2rem; }

.counter { padding: 1.9rem 1.7rem; background: var(--surface); border: var(--edge) solid var(--line); box-shadow: var(--pop) var(--line); }
.counter__label { font-size: .72rem; text-transform: uppercase; letter-spacing: .16em; font-weight: 700; color: var(--muted); }
.counter__num { font-family: var(--display); font-weight: 800; font-size: 3rem; line-height: 1.1; margin-top: .3rem; }
.counter__num span { font-size: 1.4rem; color: var(--muted); }
.counter__bar { height: 1rem; margin: 1rem 0 .9rem; background: var(--bg-alt); border: var(--edge) solid var(--line); }
.counter__bar span { display: block; height: 100%; background: var(--accent); }
.counter__note { font-size: .85rem; color: var(--muted); }

/* --- 13. Adhésions ------------------------------------------------------ */

.tiers { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); align-items: start; }
.tier {
  position: relative; display: flex; flex-direction: column; gap: .8rem;
  padding: 1.9rem 1.6rem; background: var(--surface);
  border: var(--edge) solid var(--line); box-shadow: var(--pop) var(--line);
}
.tier--star { background: var(--accent); color: var(--accent-ink); }
.tier__flag {
  position: absolute; top: -.9rem; right: 1.2rem; padding: .25rem .8rem;
  background: var(--accent-2); color: #fff; border: var(--edge) solid var(--line);
  font-family: var(--display); font-weight: 700; font-size: .7rem; text-transform: uppercase;
  transform: rotate(2deg);
}
.tier__name { font-family: var(--display); font-weight: 700; font-size: 1rem; text-transform: uppercase; }
.tier__price { font-family: var(--display); font-weight: 800; font-size: 2.6rem; line-height: 1; }
.tier__price span { font-size: .95rem; font-weight: 500; }
.tier__list { display: grid; gap: .45rem; margin-block: .4rem 1rem; font-size: .92rem; flex: 1; }
.tier__list li { position: relative; padding-left: 1.4rem; }
.tier__list li::before { content: "→"; position: absolute; left: 0; font-weight: 700; }
.tier--star .tier__list { color: color-mix(in srgb, var(--accent-ink) 82%, transparent); }

/* --- 14. Infos ---------------------------------------------------------- */

.infos { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); }
.info { padding: 1.6rem 1.4rem; border: var(--edge) solid var(--line); background: var(--surface); }
.info h3 { margin-bottom: .6rem; color: var(--accent-2); text-transform: uppercase; }
.info p { font-size: .93rem; color: var(--muted); }

/* --- 15. Pied de page --------------------------------------------------- */

.foot { background: var(--ink); color: var(--bg); padding-block: 2.8rem 2.2rem; }
.foot__in { display: grid; gap: 1.3rem; }
.foot__name { font-family: var(--display); font-weight: 800; font-size: 1.4rem; text-transform: uppercase; color: var(--accent); }
.foot__in > div p:last-child { font-size: .88rem; color: color-mix(in srgb, var(--bg) 68%, transparent); }
.foot__nav { display: flex; flex-wrap: wrap; gap: 1.4rem; font-family: var(--display); font-weight: 700; font-size: .85rem; text-transform: uppercase; }
.foot__nav a:hover { color: var(--accent); }
.foot__legal { font-size: .78rem; color: color-mix(in srgb, var(--bg) 48%, transparent); }
.foot__legal-links { display: flex; flex-wrap: wrap; justify-content: center; gap: .5rem 1.5rem; margin-top: .85rem; }
.foot__legal-links a { font-size: .85rem; opacity: .85; padding-block: .35rem; text-decoration: underline; text-underline-offset: .2em; text-decoration-color: currentColor; }
.foot__legal-links a:hover, .foot__legal-links a:focus-visible { opacity: 1; }

/* --- 16. Fenêtre d'inscription ------------------------------------------ */

.modal { position: fixed; inset: 0; z-index: 200; display: grid; place-items: center; padding: 1rem; }
.modal__scrim { position: absolute; inset: 0; width: 100%; height: 100%; background: rgb(20 19 16 / .55); animation: fade .25s var(--ease); }
@keyframes fade { from { opacity: 0 } }

.modal__box {
  position: relative; z-index: 1; width: min(28rem, 100%);
  max-height: calc(100vh - 2rem); overflow-y: auto; padding: clamp(1.5rem, 4vw, 2.1rem);
  background: var(--bg); border: var(--edge) solid var(--line); box-shadow: 8px 8px 0 var(--accent);
  animation: rise .3s var(--ease);
}
@keyframes rise { from { opacity: 0; transform: translateY(14px) } }
.modal__box h2 { font-size: 1.5rem; margin-bottom: 1.4rem; }
.modal__x {
  position: absolute; top: .9rem; right: .9rem; width: 2.2rem; height: 2.2rem;
  display: grid; place-items: center; border: var(--edge) solid var(--line); background: var(--surface);
}
.modal__x:hover { background: var(--accent); }

.form { display: grid; gap: 1rem; }
.field { display: grid; gap: .35rem; }
.field label { font-size: .7rem; text-transform: uppercase; letter-spacing: .12em; font-weight: 700; color: var(--muted); }
.field input, .field select {
  width: 100%; padding: .72rem .85rem; font: inherit; font-size: .95rem;
  background: var(--surface); color: var(--ink); border: var(--edge) solid var(--line); border-radius: 0;
}
.field input:focus, .field select:focus { outline: none; box-shadow: inset 0 0 0 2px var(--accent); }

.check { display: flex; gap: .6rem; align-items: flex-start; font-size: .85rem; color: var(--muted); }
.check input { margin-top: .3rem; accent-color: var(--accent-2); }

.form-status { font-size: .84rem; line-height: 1.55; color: var(--accent-2); font-weight: 500; }
.form-status:empty { display: none; }

/* --- 17. Adaptations ---------------------------------------------------- */

@media (max-width: 900px) {
  .poster__in { grid-template-columns: 1fr; }
}

@media (max-width: 780px) {
  .burger { display: grid; }
  .nav {
    position: fixed; inset: 4.9rem 0 auto; z-index: 88; flex-direction: column; gap: 0;
    padding: .5rem var(--gutter) 1.4rem; background: var(--bg);
    border-bottom: var(--edge) solid var(--line);
    transform: translateY(-130%); transition: transform .3s var(--ease);
  }
  .nav.is-open { transform: none; }
  .nav a { padding-block: .9rem; border-bottom: 1px solid var(--line); }

  .palette-picker { top: 5.6rem; }
  .demo-flag { max-width: calc(100vw - 9.5rem); }
  .demo-flag__note { max-height: 55vh; overflow-y: auto; }

  .event { grid-template-columns: 4.5rem 1fr; }
  .event__tag { grid-column: 2; justify-self: start; }
}

@media (max-width: 420px) {
  .palette-picker__toggle span, .demo-flag__btn span { display: none; }
  .palette-picker__panel { width: min(17rem, calc(100vw - 2rem)); }
  .hero__stickers { gap: .8rem 1rem; }
  .sticker { font-size: .72rem; padding: .4rem .8rem; }
}