/* =========================================================
   GUIDE VTT VERCORS — feuille de styles
   Palette dérivée du site d'origine (vert #6aa84f) + tons
   calcaire / forêt du massif du Vercors.
   ========================================================= */

:root {
  /* Couleurs */
  --vert:        #6aa84f;   /* vert signature repris du site actuel */
  --vert-clair:  #8ecf6c;
  --vert-fonce:  #4a7d36;
  --foret:       #16281f;   /* fond sombre */
  --foret-2:     #1f382b;
  --calcaire:    #f5f2ea;   /* fond clair, roche du Vercors */
  --calcaire-2:  #e8e3d6;
  --encre:       #14201a;
  --gris:        #5d6b63;
  --blanc:       #ffffff;

  /* Typo */
  --titre: "Barlow Condensed", "Oswald", "Haettenschweiler", "Arial Narrow", sans-serif;
  --texte: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Divers */
  --rayon: 14px;
  --rayon-l: 26px;
  --ombre: 0 18px 40px -18px rgba(10, 26, 18, .45);
  --ombre-l: 0 30px 70px -30px rgba(10, 26, 18, .6);
  --max: 1200px;
  --transition: .35s cubic-bezier(.2, .7, .3, 1);
}

/* ----------------------------- Base ----------------------------- */

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--texte);
  color: var(--encre);
  background: var(--calcaire);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--titre);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: .01em;
  margin: 0 0 .4em;
  text-transform: uppercase;
}

h1 { font-size: clamp(2.8rem, 7.5vw, 6rem); }
h2 { font-size: clamp(2rem, 4.6vw, 3.4rem); }
h3 { font-size: clamp(1.3rem, 2.2vw, 1.75rem); }

p { margin: 0 0 1.1em; }

.wrap {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.section { padding: clamp(4rem, 9vw, 7.5rem) 0; }

.surtitre {
  font-family: var(--texte);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--vert-fonce);
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  margin-bottom: 1rem;
}
.surtitre::before {
  content: "";
  width: 34px; height: 2px;
  background: var(--vert);
}
.sombre .surtitre,
.hero .surtitre,
.appel .surtitre { color: var(--vert-clair); }

.chapo {
  font-size: clamp(1.02rem, 1.4vw, 1.18rem);
  color: var(--gris);
  max-width: 62ch;
}
.sombre .chapo { color: rgba(245, 242, 234, .74); }

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .95rem 1.7rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), background var(--transition),
              color var(--transition), border-color var(--transition);
}
.btn:hover { transform: translateY(-3px); }

.btn--plein   { background: var(--vert); color: #0d1a11; }
.btn--plein:hover { background: var(--vert-clair); }

.btn--ligne   { border-color: currentColor; }
.btn--ligne:hover { background: var(--vert); border-color: var(--vert); color: #0d1a11; }

.btn svg { width: 18px; height: 18px; }

/* ----------------------------- En-tête ----------------------------- */

.entete {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  padding: 1.1rem 0;
  transition: background var(--transition), padding var(--transition),
              box-shadow var(--transition);
}
.entete__in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.entete.est-collee {
  background: rgba(18, 33, 25, .93);
  backdrop-filter: blur(14px);
  padding: .55rem 0;
  box-shadow: 0 10px 30px -20px rgba(0, 0, 0, .9);
}

.logo { display: flex; align-items: center; gap: .75rem; color: var(--blanc); }
.logo svg { width: 46px; height: 46px; flex: none; }
.logo__txt { font-family: var(--titre); text-transform: uppercase; line-height: .95; }
.logo__txt strong { display: block; font-size: 1.32rem; letter-spacing: .04em; }
.logo__txt span {
  display: block;
  font-family: var(--texte);
  font-size: .58rem;
  letter-spacing: .28em;
  color: var(--vert-clair);
  font-weight: 600;
}

.nav { display: flex; align-items: center; gap: 1.9rem; }
.nav a {
  color: rgba(255, 255, 255, .88);
  font-size: .88rem;
  font-weight: 500;
  letter-spacing: .02em;
  position: relative;
  padding: .2rem 0;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -3px;
  width: 0; height: 2px;
  background: var(--vert);
  transition: width var(--transition);
}
.nav a:hover::after, .nav a[aria-current="page"]::after { width: 100%; }
.nav a[aria-current="page"] { color: var(--vert-clair); }

/* Le CTA est un bouton, pas un lien de nav : on neutralise les styles hérités
   de `.nav a` (padding réduit et soulignement au survol). */
.nav a.nav__cta {
  color: #0d1a11;
  padding: .7rem 1.5rem;
}
.nav a.nav__cta::after { content: none; }

/* Burger */
.burger {
  display: none;
  width: 46px; height: 46px;
  border: 0; border-radius: 50%;
  background: rgba(255, 255, 255, .12);
  cursor: pointer;
  position: relative;
}
.burger span {
  position: absolute;
  left: 13px; width: 20px; height: 2px;
  background: #fff;
  transition: var(--transition);
}
.burger span:nth-child(1) { top: 17px; }
.burger span:nth-child(2) { top: 23px; }
.burger span:nth-child(3) { top: 29px; }
.burger[aria-expanded="true"] span:nth-child(1) { top: 23px; transform: rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { top: 23px; transform: rotate(-45deg); }

/* ----------------------------- Héro ----------------------------- */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding-bottom: clamp(3rem, 7vw, 6rem);
  color: #fff;
  overflow: hidden;
}
.hero__media { position: absolute; inset: 0; }
.hero__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 42%;
  transform: scale(1.06);
  animation: zoomLent 22s ease-out forwards;
}
@keyframes zoomLent { to { transform: scale(1); } }

.hero__media::after {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(12, 24, 17, .75) 0%, rgba(12, 24, 17, .1) 38%, rgba(12, 24, 17, .92) 100%),
    linear-gradient(90deg, rgba(12, 24, 17, .55) 0%, transparent 60%);
}
.hero .wrap { position: relative; z-index: 2; }

.hero h1 { margin-bottom: .25em; text-shadow: 0 4px 40px rgba(0, 0, 0, .35); }
.hero h1 em { font-style: normal; color: var(--vert-clair); display: block; }

.hero__accroche {
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  max-width: 54ch;
  color: rgba(255, 255, 255, .88);
  margin-bottom: 2rem;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: .9rem; }

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 5vw, 4rem);
  margin-top: clamp(2.5rem, 5vw, 4rem);
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, .18);
}
.hero__stats div strong {
  display: block;
  font-family: var(--titre);
  font-size: clamp(2rem, 3.4vw, 2.9rem);
  color: var(--vert-clair);
  line-height: 1;
}
.hero__stats div span {
  font-size: .78rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .68);
}

.hero__scroll {
  position: absolute;
  right: clamp(1.25rem, 4vw, 3rem);
  bottom: clamp(3rem, 7vw, 6rem);
  z-index: 2;
  writing-mode: vertical-rl;
  font-size: .7rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .6);
  display: flex;
  align-items: center;
  gap: 1rem;
}
.hero__scroll::after {
  content: "";
  width: 1px; height: 60px;
  background: linear-gradient(rgba(255,255,255,.6), transparent);
  animation: filet 2.2s ease-in-out infinite;
}
@keyframes filet { 0%,100% { opacity:.25; } 50% { opacity:1; } }

/* ----------------------------- Bandeau défilant ----------------------------- */

.bandeau {
  background: var(--foret);
  color: var(--calcaire);
  padding: .95rem 0;
  overflow: hidden;
  border-block: 1px solid rgba(255, 255, 255, .08);
}
.bandeau__piste {
  display: flex;
  gap: 3rem;
  width: max-content;
  animation: defile 32s linear infinite;
  font-family: var(--titre);
  font-size: 1.15rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  white-space: nowrap;
}
.bandeau__piste span { display: flex; align-items: center; gap: 3rem; }
.bandeau__piste span::after {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--vert);
}
@keyframes defile { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .bandeau__piste { animation: none; }
  .hero__media img { animation: none; transform: none; }
}

/* ----------------------------- Intro / portrait ----------------------------- */

.intro { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }

.intro__media { position: relative; }
.intro__media img {
  border-radius: var(--rayon-l);
  box-shadow: var(--ombre-l);
  aspect-ratio: 4 / 5;
  object-fit: cover;
  width: 100%;
}
.intro__badge {
  position: absolute;
  right: -18px; bottom: -22px;
  background: #fff;
  border-radius: 20px;
  padding: .9rem;
  box-shadow: var(--ombre);
  display: flex;
  align-items: center;
  gap: .8rem;
  max-width: 250px;
}
.intro__badge img { width: 60px; height: 60px; border-radius: 0; box-shadow: none; aspect-ratio: 1; }
.intro__badge p {
  margin: 0;
  font-size: .74rem;
  line-height: 1.4;
  color: var(--gris);
}
.intro__badge strong { display: block; color: var(--encre); font-size: .84rem; }

.signature {
  font-family: var(--titre);
  font-size: 1.5rem;
  color: var(--vert-fonce);
  margin-top: 1.4rem;
}
.signature small {
  display: block;
  font-family: var(--texte);
  font-size: .74rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gris);
}

/* ----------------------------- Prestations ----------------------------- */

.sombre { background: var(--foret); color: var(--calcaire); }
.sombre h2 { color: #fff; }

.entete-section {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.grille {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.5rem;
}

.carte {
  position: relative;
  border-radius: var(--rayon-l);
  overflow: hidden;
  min-height: 380px;
  display: flex;
  align-items: flex-end;
  color: #fff;
  isolation: isolate;
  transition: transform var(--transition);
}
.carte:hover { transform: translateY(-8px); }

.carte img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: -2;
  transition: transform 1.1s cubic-bezier(.2,.7,.3,1);
}
.carte:hover img { transform: scale(1.08); }

.carte::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(10,22,15,.05) 25%, rgba(10,22,15,.88) 100%);
}

.carte__txt { padding: 1.6rem; width: 100%; }
.carte__txt h3 { margin-bottom: .3em; }
.carte__txt p {
  margin: 0;
  font-size: .9rem;
  color: rgba(255, 255, 255, .8);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height var(--transition), opacity var(--transition), margin var(--transition);
}
.carte:hover .carte__txt p,
.carte:focus-within .carte__txt p { max-height: 130px; opacity: 1; margin-top: .5rem; }

.etiquette {
  display: inline-block;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  background: var(--vert);
  color: #0d1a11;
  padding: .3rem .7rem;
  border-radius: 999px;
  margin-bottom: .8rem;
}

.carte--large { grid-column: span 2; }
@media (max-width: 800px) { .carte--large { grid-column: span 1; } }

/* ----------------------------- Territoire ----------------------------- */

.territoire { display: grid; grid-template-columns: .95fr 1.05fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.territoire img { border-radius: var(--rayon-l); box-shadow: var(--ombre-l); aspect-ratio: 1; object-fit: cover; width: 100%; }

.saisons { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 1.8rem; }
.saison {
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--rayon);
  padding: 1.2rem;
}
.saison h4 {
  font-size: 1.1rem;
  color: var(--vert-clair);
  margin-bottom: .35em;
}
.saison p { font-size: .88rem; margin: 0; color: rgba(245, 242, 234, .7); }

/* ----------------------------- Avis ----------------------------- */

.avis-bloc {
  background: var(--calcaire-2);
  border-radius: var(--rayon-l);
  padding: clamp(2rem, 5vw, 3.5rem);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}
.avis-bloc img { width: 110px; }
.etoiles { color: #e8a33d; font-size: 1.3rem; letter-spacing: .15em; }

/* ----------------------------- Contact ----------------------------- */

.contact { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); }

.contact__liste { list-style: none; margin: 2rem 0 0; padding: 0; display: grid; gap: 1.1rem; }
.contact__liste li { display: flex; gap: 1rem; align-items: center; }
.contact__liste svg { width: 22px; height: 22px; color: var(--vert-clair); flex: none; }
.contact__liste a:hover { color: var(--vert-clair); }
.contact__liste small {
  display: block;
  font-size: .7rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(245, 242, 234, .5);
}
.contact__liste strong { font-family: var(--titre); font-size: 1.35rem; font-weight: 600; }

form { display: grid; gap: 1rem; }
.champ { display: grid; gap: .4rem; }
.champ label {
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(245, 242, 234, .6);
}
.champ input, .champ select, .champ textarea {
  font-family: inherit;
  font-size: .95rem;
  color: #fff;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 12px;
  padding: .85rem 1rem;
  transition: border-color var(--transition), background var(--transition);
}
.champ input:focus, .champ select:focus, .champ textarea:focus {
  outline: none;
  border-color: var(--vert);
  background: rgba(255, 255, 255, .1);
}
.champ select option { color: #14201a; }
.champ textarea { resize: vertical; min-height: 120px; }
.deux-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.form-msg {
  font-size: .88rem;
  color: var(--vert-clair);
  min-height: 1.2em;
}

/* ----------------------------- Pied de page ----------------------------- */

.pied {
  background: #101d16;
  color: rgba(245, 242, 234, .62);
  padding: 3.5rem 0 2rem;
  font-size: .88rem;
}
.pied__haut {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.pied nav { display: flex; gap: 1.4rem; flex-wrap: wrap; }
.pied a:hover { color: var(--vert-clair); }
.pied__bas {
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: .78rem;
}
.reseaux { display: flex; gap: .7rem; }
.reseaux a {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .07);
  display: grid;
  place-items: center;
  transition: background var(--transition), transform var(--transition);
}
.reseaux a:hover { background: var(--vert); color: #0d1a11; transform: translateY(-3px); }
.reseaux svg { width: 18px; height: 18px; }

/* ----------------------------- Page prestations ----------------------------- */

.hero--court {
  min-height: 62svh;
  align-items: center;
  padding-top: 6rem;
}
.hero--court .hero__media img { object-position: center 55%; }

.fil { font-size: .78rem; letter-spacing: .18em; text-transform: uppercase; color: rgba(255,255,255,.6); margin-bottom: 1rem; }
.fil a:hover { color: var(--vert-clair); }

.offre {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  padding: clamp(3rem, 6vw, 5rem) 0;
  border-bottom: 1px solid var(--calcaire-2);
}
.offre:last-of-type { border-bottom: 0; }
.offre:nth-child(even) .offre__media { order: 2; }
.offre__media img {
  border-radius: var(--rayon-l);
  box-shadow: var(--ombre-l);
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}
.puces { list-style: none; padding: 0; margin: 0 0 1.6rem; display: grid; gap: .55rem; }
.puces li { display: flex; gap: .7rem; align-items: flex-start; font-size: .95rem; }
.puces li::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--vert);
  margin-top: .55em;
  flex: none;
}
.meta {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-bottom: 1.4rem;
}
.meta span {
  font-size: .74rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  background: var(--calcaire-2);
  border-radius: 999px;
  padding: .35rem .85rem;
  color: var(--gris);
  font-weight: 600;
}

/* Accordéon FAQ */
.faq { display: grid; gap: .8rem; max-width: 820px; margin-inline: auto; }
.faq details {
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--rayon);
  padding: 1.1rem 1.3rem;
}
.faq summary {
  cursor: pointer;
  font-family: var(--titre);
  font-size: 1.2rem;
  text-transform: uppercase;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--vert-clair);
  transition: transform var(--transition);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { margin: .9rem 0 0; font-size: .93rem; color: rgba(245, 242, 234, .72); }

/* Appel final */
.appel {
  position: relative;
  color: #fff;
  text-align: center;
  padding: clamp(5rem, 10vw, 8rem) 0;
  overflow: hidden;
}
.appel img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.appel::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(12,24,17,.82), rgba(12,24,17,.9));
}
.appel .chapo { margin-inline: auto; color: rgba(255,255,255,.8); }
.appel .hero__actions { justify-content: center; margin-top: 2rem; }

/* ----------------------------- Apparitions ----------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .8s ease, transform .8s cubic-bezier(.2,.7,.3,1);
}
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ----------------------------- Responsive ----------------------------- */

@media (max-width: 950px) {
  .burger { display: block; }
  .nav {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(88vw, 340px);
    background: var(--foret);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 1.6rem;
    padding: 3rem 2rem;
    transform: translateX(100%);
    transition: transform var(--transition);
    box-shadow: -20px 0 60px -30px #000;
  }
  .nav.est-ouvert { transform: none; }
  .nav a { font-size: 1.15rem; }
  .burger { z-index: 70; }

  .intro, .territoire, .contact, .offre { grid-template-columns: 1fr; }
  .offre:nth-child(even) .offre__media { order: 0; }
  .intro__media img { aspect-ratio: 3 / 2; }
  .avis-bloc { grid-template-columns: 1fr; text-align: center; justify-items: center; }
  .hero { min-height: 92svh; }
  .hero__scroll { display: none; }
}

@media (max-width: 560px) {
  .saisons, .deux-cols { grid-template-columns: 1fr; }
  .intro__badge { position: static; margin-top: 1rem; max-width: none; }
  .hero__actions .btn { flex: 1 1 100%; justify-content: center; }
}