/* =========================================================
   SKYRESCUE — styles.css (PAGES PUBLIQUES)
   index / projet / opportunite / propriete-intellectuelle
   ========================================================= */

:root{
  --bg:#070a10;
  --bg2:#0c111c;
  --panel:rgba(255,255,255,.06);
  --panel2:rgba(255,255,255,.08);
  --line:rgba(255,255,255,.10);
  --text:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.70);
  --muted2:rgba(255,255,255,.58);
  --accent:#f28a1a;
  --accent2:#ffb24a;
  --shadow:0 18px 55px rgba(0,0,0,.55);
  --shadow2:0 14px 32px rgba(0,0,0,.35);
  --r16:16px;
  --r20:20px;
  --r26:26px;
  --max:1160px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:
    radial-gradient(1200px 700px at 70% -10%, rgba(242,138,26,.16), transparent 55%),
    radial-gradient(900px 700px at 15% 0%, rgba(80,120,255,.12), transparent 55%),
    var(--bg);
  color:var(--text);
  line-height:1.5;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{opacity:.95}
:focus-visible{outline:2px solid rgba(242,138,26,.95);outline-offset:2px}

/* Container */
.container{width:min(var(--max), calc(100% - 40px)); margin:0 auto}

/* ================= HEADER ================= */
.site-header{
  position:sticky; top:0; z-index:1000;
  background:rgba(7,10,16,.70);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.header-inner{
  display:flex; align-items:center; gap:18px;
  padding:14px 0;
}
.brand{
  display:inline-flex; align-items:center; gap:10px;
  font-weight:900; letter-spacing:.6px; white-space:nowrap;
}
.brand .mark{
  width:18px;height:18px;border-radius:6px;
  background:linear-gradient(180deg, rgba(255,255,255,.18), rgba(255,255,255,.05));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.10);
}
.site-nav{
  margin-left:auto;
  display:flex; align-items:center; gap:18px;
  color:rgba(255,255,255,.78); font-weight:650;
}
.site-nav a{
  padding:10px 8px;
  border-bottom:2px solid transparent;
}
.site-nav a.is-active{
  color:rgba(255,255,255,.95);
  border-bottom-color:rgba(242,138,26,.95);
}
.nav-cta{
  margin-left:14px;
  display:inline-flex; align-items:center; justify-content:center;
  padding:10px 14px;
  border-radius:12px;
  background:linear-gradient(180deg, rgba(242,138,26,.95), rgba(255,178,74,.95));
  color:rgba(10,12,18,.92);
  font-weight:900;
  box-shadow:0 12px 26px rgba(242,138,26,.22);
  border:1px solid rgba(255,255,255,.10);
  transition:transform .15s ease, filter .15s ease;
}
.nav-cta:hover{transform:translateY(-1px)}
.nav-cta:active{transform:translateY(0px)}

/* ================= HERO MOUNTAIN ================= */
.page-hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.page-hero .hero-bg{
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, rgba(7,10,16,.70), rgba(7,10,16,.55) 40%, rgba(7,10,16,.95)),
    url("../img/hero-mountain.jpg") center/cover no-repeat;
  filter:saturate(1.05) contrast(1.03);
  transform:scale(1.02);
}
.page-hero .hero-content{
  position:relative;
  padding:62px 0 44px;
  text-align:center;
}
.kicker{color:rgba(255,255,255,.74); font-weight:750; margin-bottom:10px}
.hero-title{
  font-size:clamp(30px, 3.2vw, 54px);
  line-height:1.05;
  margin:0;
  letter-spacing:-.6px;
}
.hero-sub{
  margin:14px auto 0;
  max-width:920px;
  color:rgba(255,255,255,.78);
  font-size:16.5px;
}
.hero-actions{
  margin-top:22px;
  display:flex; gap:12px; justify-content:center; flex-wrap:wrap;
}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:11px 16px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.06);
  color:rgba(255,255,255,.92);
  font-weight:850;
  box-shadow:0 14px 30px rgba(0,0,0,.30);
  transition:transform .15s ease, filter .15s ease, background .15s ease;
}
.btn:hover{transform:translateY(-1px); background:rgba(255,255,255,.08)}
.btn:active{transform:translateY(0px)}
.btn-primary{
  border-color:rgba(242,138,26,.40);
  background:linear-gradient(180deg, rgba(242,138,26,.95), rgba(255,178,74,.95));
  color:rgba(10,12,18,.92);
  box-shadow:0 16px 34px rgba(242,138,26,.20);
}
.pills{
  margin-top:18px;
  display:flex; gap:10px; flex-wrap:wrap; justify-content:center;
}
.pill{
  padding:7px 10px; border-radius:999px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  color:rgba(255,255,255,.80);
  font-weight:750;
  font-size:13px;
}

/* ================= SECTIONS / PANELS ================= */
.content{padding:30px 0 52px}
.section{padding:24px 0}
.section-title{
  font-size:22px; margin:0 0 8px; letter-spacing:-.2px;
}
.section-sub{margin:0 0 18px; color:var(--muted)}
.panel{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r26);
  box-shadow:var(--shadow);
  padding:18px;
}
.panel + .panel{margin-top:14px}
hr.sep{border:0;height:1px;background:rgba(255,255,255,.10);margin:18px 0}

/* grids */
.grid-12{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
.card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r26);
  box-shadow:var(--shadow2);
  overflow:hidden;
}
.card .card-inner{padding:18px}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0;color:rgba(255,255,255,.74)}

/* ================= HOME 3 CASES ================= */
.home-cases .case{grid-column:span 4; min-height:240px; position:relative}
.home-cases .case-bg{
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, rgba(7,10,16,.30), rgba(7,10,16,.72)),
    url("../img/section-mountain.jpg") center/cover no-repeat;
  filter:saturate(1.05) contrast(1.02);
}
.home-cases .case-bg.arch{
  background:
    linear-gradient(180deg, rgba(7,10,16,.22), rgba(7,10,16,.80)),
    url("../img/hero-architecture.png") center/cover no-repeat;
}
.home-cases .case-content{
  position:relative;
  padding:18px;
  height:100%;
  display:flex;flex-direction:column;justify-content:flex-end;
}
.home-cases .case-kicker{color:rgba(255,255,255,.72);font-weight:850;font-size:13px;margin-bottom:6px}
.home-cases .case-title{margin:0 0 6px;font-size:18px}
.home-cases .case-desc{margin:0;color:rgba(255,255,255,.78);font-size:14px}

/* ================= PROJECT: architecture image left block ================= */
.split{
  display:grid; grid-template-columns: 1fr 1.2fr; gap:16px; align-items:stretch;
}
.split .media{
  border-radius:var(--r26);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.10);
  background:
    linear-gradient(180deg, rgba(7,10,16,.25), rgba(7,10,16,.75)),
    url("../img/hero-architecture.png") center/cover no-repeat;
  min-height:280px;
  box-shadow:var(--shadow2);
}
.split .media .badge{
  display:inline-flex;
  margin:14px;
  padding:7px 10px;
  border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.10);
  color:rgba(255,255,255,.86);
  font-weight:850;
  font-size:12.5px;
  backdrop-filter:blur(10px);
}
.split .text{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r26);
  box-shadow:var(--shadow2);
  padding:18px;
}
.kv{
  display:grid; grid-template-columns:repeat(12,1fr); gap:12px; margin-top:14px;
}
.kv .item{
  grid-column:span 3;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  border-radius:14px;
  padding:12px;
}
.kv .label{color:rgba(255,255,255,.72);font-weight:850;font-size:12.5px}
.kv .value{font-weight:950;margin-top:4px}

/* ================= FOOTER ================= */
.footer{
  padding:26px 0 34px;
  color:rgba(255,255,255,.58);
  border-top:1px solid rgba(255,255,255,.06);
}

/* Responsive */
@media (max-width: 980px){
  .home-cases .case{grid-column:span 12; min-height:210px}
  .split{grid-template-columns:1fr}
  .kv .item{grid-column:span 6}
}
@media (max-width: 560px){
  .site-nav{display:none}
  .kv .item{grid-column:span 12}
}