/* Libre Écart Marignier — direction artistique "salle d'escalade alpine" */

:root{
  --stone-900:#1b1b1d;
  --stone-800:#232325;
  --stone-700:#3a3b3f;
  --stone-500:#6b6c72;
  --stone-300:#a9abb1;
  --chalk:#f6f4ef;
  --chalk-dim:#eceae3;
  --orange:#e8600c;
  --orange-dark:#c44e07;
  --glacier:#4fb3d9;
  --glacier-dark:#2f8aad;
  --radius:2px;
  --maxw:1240px;
  --font-head:'Space Grotesk', 'Inter', sans-serif;
  --font-body:'Inter', sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--chalk);
  color:var(--stone-900);
  font-family:var(--font-body);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;}
h1,h2,h3,h4{
  font-family:var(--font-head);
  font-weight:600;
  line-height:1.08;
  margin:0 0 .5em;
  letter-spacing:-.01em;
}
p{margin:0 0 1em;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.eyebrow{
  text-transform:uppercase;
  letter-spacing:.14em;
  font-size:.74rem;
  font-weight:700;
  color:var(--orange);
  display:inline-flex;
  align-items:center;
  gap:.5em;
  margin-bottom:.9em;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--orange);display:inline-block;}

/* ---------- NAV ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(27,27,29,.92);
  backdrop-filter:blur(6px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav{
  max-width:var(--maxw);margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;
  height:72px;
}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--chalk);}
.brand img{width:42px;height:42px;border-radius:50%;object-fit:cover;}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text strong{font-family:var(--font-head);font-size:1.02rem;letter-spacing:.02em;}
.brand-text span{font-size:.68rem;color:var(--stone-300);text-transform:uppercase;letter-spacing:.12em;}
.nav-toggle{
  display:none;background:none;border:0;color:var(--chalk);font-size:1.6rem;cursor:pointer;
}
.nav-links{display:flex;gap:26px;align-items:center;}
.nav-links a{
  color:var(--stone-300);text-decoration:none;font-size:.86rem;font-weight:500;
  padding:6px 0;border-bottom:2px solid transparent;transition:color .15s,border-color .15s;
  white-space:nowrap;
}
.nav-links a:hover,.nav-links a.active{color:var(--chalk);border-color:var(--orange);}
.nav-cta{
  background:var(--orange);color:#fff !important;padding:9px 18px !important;border-radius:3px;
  font-weight:700 !important;border:0 !important;
}
.nav-cta:hover{background:var(--orange-dark);border-color:transparent !important;}

@media (max-width:1100px){
  .nav-toggle{display:block;}
  .nav-links{
    position:absolute;top:72px;left:0;right:0;background:var(--stone-900);
    flex-direction:column;align-items:flex-start;padding:10px 24px 24px;
    gap:4px;border-bottom:1px solid rgba(255,255,255,.08);
    display:none;
  }
  .nav-links.open{display:flex;}
  .nav-links a{width:100%;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.06);}
  .nav-cta{margin-top:8px;text-align:center;}
}

/* ---------- HERO ---------- */
.hero{
  position:relative;min-height:88vh;display:flex;align-items:flex-end;
  background:#111 center/cover no-repeat;
  color:#fff;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(17,17,18,.25) 0%,rgba(17,17,18,.35) 40%,rgba(17,17,18,.92) 100%);
}
.hero-inner{position:relative;z-index:2;padding:0 24px 72px;max-width:var(--maxw);margin:0 auto;width:100%;}
.hero h1{font-size:clamp(2.3rem,5.4vw,4.4rem);max-width:17ch;color:#fff;}
.hero p.lead{font-size:1.15rem;max-width:46ch;color:var(--chalk-dim);margin-bottom:1.6em;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}

.page-hero{
  position:relative;min-height:46vh;display:flex;align-items:flex-end;
  background:#111 center/cover no-repeat;color:#fff;
}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(17,17,18,.2),rgba(17,17,18,.88));}
.page-hero .hero-inner{padding:0 24px 48px;}
.page-hero h1{font-size:clamp(2rem,4.4vw,3.2rem);color:#fff;max-width:22ch;}
.page-hero p.lead{color:var(--chalk-dim);max-width:52ch;font-size:1.05rem;}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 26px;border-radius:3px;font-weight:700;font-size:.92rem;
  text-decoration:none;border:1px solid transparent;cursor:pointer;transition:all .15s;
}
.btn-primary{background:var(--orange);color:#fff;}
.btn-primary:hover{background:var(--orange-dark);}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.12);}
.btn-dark{background:var(--stone-900);color:#fff;}
.btn-dark:hover{background:#000;}

/* ---------- SECTIONS ---------- */
section{padding:88px 0;}
section.tight{padding:56px 0;}
.section-dark{background:var(--stone-900);color:var(--chalk);}
.section-dark .eyebrow{color:var(--orange);}
.section-glacier{background:var(--glacier-dark);color:#fff;}
.section-head{max-width:640px;margin-bottom:48px;}
.section-head h2{font-size:clamp(1.7rem,3.2vw,2.5rem);}
.section-head p{color:var(--stone-500);font-size:1.05rem;}
.section-dark .section-head p{color:var(--stone-300);}

/* ---------- GRIDS ---------- */
.grid{display:grid;gap:28px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
@media (max-width:860px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}}
@media (max-width:600px){.grid-3,.grid-4,.grid-2{grid-template-columns:1fr;}}

.card{background:#fff;border:1px solid var(--chalk-dim);border-radius:var(--radius);overflow:hidden;}
.card img{aspect-ratio:4/3;object-fit:cover;width:100%;}
.card-body{padding:22px;}
.card h3{font-size:1.1rem;margin-bottom:.4em;}
.card p{color:var(--stone-500);font-size:.92rem;margin-bottom:0;}
.card .tag{font-size:.7rem;text-transform:uppercase;letter-spacing:.1em;color:var(--orange);font-weight:700;margin-bottom:.6em;display:block;}

.stat{border-left:3px solid var(--orange);padding-left:18px;}
.stat strong{font-family:var(--font-head);font-size:2.4rem;display:block;line-height:1;}
.stat span{color:var(--stone-500);font-size:.86rem;}
.section-dark .stat span{color:var(--stone-300);}

/* ---------- STRUCTURE BLOCKS ---------- */
.structure-block{display:grid;grid-template-columns:1fr 1fr;gap:0;align-items:stretch;margin-bottom:4px;background:#fff;border:1px solid var(--chalk-dim);}
.structure-block .sb-text{padding:52px;display:flex;flex-direction:column;justify-content:center;}
.structure-block .sb-media{min-height:360px;background:#ddd center/cover no-repeat;position:relative;}
.structure-block.reverse{grid-template-columns:1fr 1fr;}
.structure-block.reverse .sb-media{order:1;}
.structure-block.reverse .sb-text{order:2;}
.sb-specs{display:flex;gap:28px;flex-wrap:wrap;margin:18px 0 20px;padding:18px 0;border-top:1px solid var(--chalk-dim);border-bottom:1px solid var(--chalk-dim);}
.sb-specs div strong{display:block;font-family:var(--font-head);font-size:1.3rem;}
.sb-specs div span{font-size:.76rem;color:var(--stone-500);text-transform:uppercase;letter-spacing:.08em;}
@media (max-width:820px){
  .structure-block,.structure-block.reverse{grid-template-columns:1fr;}
  .structure-block.reverse .sb-media,.structure-block.reverse .sb-text{order:initial;}
  .structure-block .sb-text{padding:34px 24px;}
  .structure-block .sb-media{min-height:260px;}
}

/* ---------- GALLERY ---------- */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;}
.gallery a{display:block;overflow:hidden;position:relative;aspect-ratio:1/1;}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .35s;}
.gallery a:hover img{transform:scale(1.06);}
@media (max-width:760px){.gallery{grid-template-columns:repeat(2,1fr);}}

/* ---------- TIMELINE / LIST ---------- */
.kv-list{display:grid;gap:14px;}
.kv-list .row{display:flex;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px solid var(--chalk-dim);}
.kv-list .row span:first-child{font-weight:600;}
.kv-list .row span:last-child{color:var(--stone-500);text-align:right;}

.schedule-table{width:100%;border-collapse:collapse;}
.schedule-table th,.schedule-table td{padding:14px 10px;border-bottom:1px solid var(--chalk-dim);text-align:left;font-size:.92rem;}
.schedule-table th{text-transform:uppercase;font-size:.72rem;letter-spacing:.08em;color:var(--stone-500);}

/* ---------- QUOTE / BANNER ---------- */
.banner-cta{
  background:var(--orange);color:#fff;padding:64px 0;text-align:center;
}
.banner-cta h2{color:#fff;font-size:clamp(1.6rem,3.6vw,2.4rem);}
.banner-cta p{color:rgba(255,255,255,.9);max-width:50ch;margin:0 auto 1.6em;}

.people-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.person{background:#fff;border:1px solid var(--chalk-dim);padding:22px;}
.person strong{display:block;font-family:var(--font-head);font-size:1.05rem;}
.person span{color:var(--orange);font-size:.82rem;font-weight:600;}
@media (max-width:760px){.people-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:480px){.people-grid{grid-template-columns:1fr;}}

/* ---------- FOOTER ---------- */
.site-footer{background:var(--stone-900);color:var(--stone-300);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px;}
.footer-grid h4{color:#fff;font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:1.1em;}
.footer-grid a{display:block;color:var(--stone-300);text-decoration:none;font-size:.9rem;margin-bottom:.7em;}
.footer-grid a:hover{color:var(--orange);}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.footer-brand img{width:40px;height:40px;border-radius:50%;}
.footer-brand strong{font-family:var(--font-head);color:#fff;font-size:1.05rem;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.8rem;color:var(--stone-500);}
@media (max-width:820px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:480px){.footer-grid{grid-template-columns:1fr;}}

/* ---------- MISC PAGE BITS ---------- */
.two-col{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:start;}
@media (max-width:860px){.two-col{grid-template-columns:1fr;}}

.badge-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.badge-list span{background:var(--chalk-dim);color:var(--stone-700);font-size:.78rem;font-weight:600;padding:7px 14px;border-radius:20px;}

.contact-block{display:flex;gap:16px;align-items:flex-start;margin-bottom:22px;}
.contact-block .ic{width:40px;height:40px;background:var(--orange);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0;}
.contact-block strong{display:block;}
.contact-block span{color:var(--stone-500);font-size:.92rem;}

.map-embed{border:0;width:100%;height:340px;filter:grayscale(.3);}

form.contact-form{display:grid;gap:14px;}
form.contact-form label{font-size:.82rem;font-weight:600;display:block;margin-bottom:6px;}
form.contact-form input,form.contact-form textarea,form.contact-form select{
  width:100%;padding:12px 14px;border:1px solid var(--chalk-dim);background:#fff;border-radius:3px;font-family:var(--font-body);font-size:.95rem;
}
form.contact-form textarea{min-height:120px;resize:vertical;}

.breadcrumb{font-size:.78rem;color:var(--stone-300);margin-bottom:14px;text-transform:uppercase;letter-spacing:.08em;}
.breadcrumb a{color:var(--stone-300);text-decoration:none;}
.breadcrumb a:hover{color:#fff;}