/* RWINA — accueil (page longue). Identité : Inter, verre neutre, photo fixe en fond.
   Les autres pages (mentions légales) utilisent site.css. */
:root{
  --font:'Inter',system-ui,-apple-system,sans-serif;
  --white:#fff;--t78:rgba(255,255,255,.78);--t60:rgba(255,255,255,.60);--t55:rgba(255,255,255,.55);
  --bg:#0b0d11;--hair:1px;
  --pad:clamp(20px,4.5vw,52px);--max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:#fff;font-family:var(--font);font-weight:400;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
h1,h2,h3,p,ul{margin:0}ul{padding:0;list-style:none}a{color:inherit}
:focus-visible{outline:2px solid #fff;outline-offset:3px}
button,input,select,textarea{font:inherit;color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}

/* ---------- fond : photo fixe ---------- */
.bg{position:fixed;inset:0;z-index:-1;background:var(--bg)}
.bg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 40%;filter:saturate(.9)}
.bg .scrim{position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,20,32,.5),rgba(4,20,32,.22) 50%,rgba(4,20,32,.18))}

/* ---------- surface continue sous le hero ---------- */
.glass{position:relative}
.panels{position:relative;-webkit-backdrop-filter:blur(18px) saturate(.9);backdrop-filter:blur(18px) saturate(.9);background:linear-gradient(180deg,rgba(8,10,14,.5),rgba(8,10,14,.6))}

/* ---------- navigation ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px var(--pad);background:linear-gradient(180deg,rgba(8,10,14,.5),rgba(8,10,14,0));transition:background .3s,padding .3s}
.nav.scrolled{padding:16px var(--pad);background:rgba(8,10,14,.62);-webkit-backdrop-filter:blur(14px) saturate(.9);backdrop-filter:blur(14px) saturate(.9);box-shadow:inset 0 calc(-1 * var(--hair)) 0 0 rgba(255,255,255,.12)}
.nav .logo{height:20px;width:auto;display:block}
.nav .menu{display:flex;gap:30px;font-size:13px;font-weight:500}
.nav .menu a{text-decoration:none;color:var(--t78);transition:color .2s}.nav .menu a:hover{color:#fff}
.lang{display:flex;gap:14px;font-size:12px;font-weight:500}
.lang button{appearance:none;border:0;background:none;cursor:pointer;padding:4px 0;color:var(--t55);transition:color .2s}
.lang button[aria-pressed="true"]{color:#fff}
.lang span{color:var(--t55)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:180px;pointer-events:none;background:linear-gradient(180deg,rgba(8,10,14,0),rgba(8,10,14,.5))}
.hero .wrap{width:100%;padding-top:110px;padding-bottom:110px}
.headline-mask{overflow:hidden}
.headline{font-size:clamp(34px,4.2vw,60px);font-weight:400;line-height:1.1;letter-spacing:-.02em}
.lede{margin-top:18px;max-width:42ch;font-size:clamp(15px,1.15vw,17px);line-height:1.45;color:var(--t78)}
.cta{display:inline-flex;align-items:center;height:42px;padding:0 28px;border:0;border-radius:4px;background:#fff;color:#000;text-decoration:none;font-size:14px;font-weight:500;white-space:nowrap;cursor:pointer;transition:background .25s,transform .25s,box-shadow .25s}
.cta:hover{background:#eef2f3;transform:translateY(-1.5px);box-shadow:0 8px 22px rgba(0,0,0,.2)}
.cta.ghost{background:rgba(255,255,255,.08);color:#fff;box-shadow:inset 0 0 0 var(--hair) rgba(255,255,255,.3)}
.cta.ghost:hover{background:rgba(255,255,255,.14)}
.cta[disabled]{opacity:.6;cursor:wait;transform:none}
.actions{margin-top:30px;display:flex;gap:10px;flex-wrap:wrap}
.proof{margin-top:26px;max-width:46ch;font-size:12.5px;line-height:1.5;color:var(--t55)}
.hero-mark{display:block;height:auto;width:240px;margin-top:44px;opacity:.94}

/* ---------- panneaux ---------- */
.panel{padding:clamp(64px,7vw,104px) var(--pad);scroll-margin-top:16px}
.panel+.panel{border-top:var(--hair) solid rgba(255,255,255,.12)}
.panel .inner{max-width:calc(var(--max) - 2 * var(--pad));margin:0 auto}
.head{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:end}
.kicker{font-size:12.5px;font-weight:500;color:var(--t60)}
h2{margin-top:10px;font-size:clamp(26px,2.6vw,36px);font-weight:400;letter-spacing:-.02em;line-height:1.15}
.intro{font-size:14.5px;line-height:1.55;color:var(--t78);max-width:56ch}
.cols{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:44px;padding-top:28px;border-top:var(--hair) solid rgba(255,255,255,.22)}
.col h3{font-size:13px;font-weight:500;line-height:1;color:var(--t60)}
.col p{margin-top:16px;font-size:14.5px;line-height:1.5;color:#fff;max-width:34ch}
.col ul{margin-top:18px;display:grid;gap:8px;font-size:14px;color:var(--t78)}
.refs{margin-top:44px;padding-top:28px;border-top:var(--hair) solid rgba(255,255,255,.22);display:grid;grid-template-columns:repeat(2,1fr);gap:40px}
.refs h3{font-size:13.5px;font-weight:500;line-height:1;color:var(--t60)}
.refs ul{margin-top:18px;display:grid;gap:10px;font-size:16.5px;font-weight:500;line-height:1.3}
#references .head{grid-template-columns:1fr;justify-items:center;text-align:center}
#references h2{max-width:22ch}
.refs{max-width:1040px;margin-left:auto;margin-right:auto;text-align:center}
.refs-line{margin:44px auto 0;max-width:52ch;text-align:center;font-size:15px;line-height:1.5;color:var(--t78)}
.note.center{margin-left:auto;margin-right:auto;text-align:center;max-width:64ch}
.note{margin-top:22px;font-size:12.5px;line-height:1.5;color:var(--t55);max-width:70ch}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;margin-top:44px;padding-top:28px;border-top:var(--hair) solid rgba(255,255,255,.22)}
.step .n{font-size:12.5px;font-weight:500;color:var(--t55)}
.step h3{margin-top:14px;font-size:16px;font-weight:500;line-height:1.3}
.step p{margin-top:10px;font-size:14px;line-height:1.5;color:var(--t78)}

/* ---------- avis ---------- */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:44px;padding-top:28px;border-top:var(--hair) solid rgba(255,255,255,.22)}
.review{margin:0}
.review .photo{aspect-ratio:4/3;border-radius:4px;background:rgba(255,255,255,.06);box-shadow:inset 0 0 0 var(--hair) rgba(255,255,255,.18);display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--t55);overflow:hidden}
.review .photo img{width:100%;height:100%;object-fit:cover;display:block}
.review blockquote{margin:18px 0 0;font-size:15px;line-height:1.55;color:#fff}
.review blockquote::before{content:"\00ab\00a0"}.review blockquote::after{content:"\00a0\00bb"}
.review figcaption{margin-top:14px;display:grid;gap:3px;font-size:12.5px}
.review .who{font-weight:500}.review .what{color:var(--t55)}

/* ---------- contact ---------- */
.contact{overflow:hidden;isolation:isolate}
.contact>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 40%;filter:saturate(.9);z-index:0}
.contact::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(6,10,16,.78),rgba(6,10,16,.62)),linear-gradient(180deg,rgba(8,10,14,.6),transparent 18%,transparent 82%,rgba(8,10,14,.6))}
.contact .inner{position:relative;z-index:2}
.contact .grid{display:grid;grid-template-columns:1fr 1.2fr;gap:56px;align-items:start;margin-top:8px}
.contact .intro{margin-top:14px}
.contact .alt{margin-top:26px;font-size:14px;color:var(--t60)}
.contact .alt a{color:#fff;text-decoration:none;border-bottom:var(--hair) solid rgba(255,255,255,.35)}
.form{display:grid;gap:10px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.field label{display:block;font-size:11.5px;color:var(--t60);margin-bottom:4px}
.field input,.field select,.field textarea{width:100%;height:38px;padding:0 11px;border:0;border-radius:4px;background:rgba(255,255,255,.08);box-shadow:inset 0 0 0 var(--hair) rgba(255,255,255,.22);color:#fff;font-size:13.5px;outline:none}
.field input:focus,.field select:focus,.field textarea:focus{box-shadow:inset 0 0 0 var(--hair) rgba(255,255,255,.75)}
.field textarea{height:88px;padding:9px 11px;resize:none}
.field select option{color:#000}
.field .err{display:none;font-size:11px;color:#ffb4a8;margin-top:4px}
.field.invalid .err{display:block}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form .submit{justify-self:start;margin-top:6px}
.status{font-size:12.5px;color:var(--t78);min-height:1.4em}
.status a{color:#fff}
.form.sent{display:none}
.done{display:none;font-size:15px;line-height:1.5}
.done.show{display:block}

/* ---------- footer ---------- */
.footer{background:linear-gradient(180deg,rgba(8,10,14,0),rgba(8,10,14,.35))}
.footer .top{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:30px}
.footer .brand img{height:24px;width:auto;display:block}
.footer .tagline{margin-top:14px;max-width:34ch;font-size:12.5px;line-height:1.4;color:var(--t60)}
.footer h3{font-size:13px;font-weight:500;line-height:1;color:var(--t60)}
.footer ul{margin-top:18px;display:grid;gap:9px;font-size:14px}
.footer ul a{text-decoration:none;transition:opacity .2s}.footer ul a:hover{opacity:.6}
.footer .frule{height:var(--hair);background:rgba(255,255,255,.42);margin:44px 0 26px}
.footer .bottom{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--t60)}
.footer .bottom a{text-decoration:none;margin-left:14px;border-bottom:var(--hair) solid rgba(255,255,255,.35)}
.fsocials{display:flex;gap:22px}.fsocials a{display:block;width:24px;height:24px;transition:opacity .2s}.fsocials a:hover{opacity:.68}.fsocials svg{width:100%;height:100%;display:block}

/* ---------- animation d'entrée (hero uniquement) ---------- */
html.js-enter .lede,html.js-enter .cta,html.js-enter .proof,html.js-enter .hero-mark,html.js-enter .lang{opacity:0}
html.js-enter .headline-mask{clip-path:inset(-45% -8% -6px -3%)}
html.js-enter .headline{transform:translate3d(0,118%,0)}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important}html{scroll-behavior:auto}}

/* ---------- mobile / tablette ---------- */
@media (max-width:900px){
  .nav{padding:20px var(--pad)}
  .nav .menu{display:none}
  .hero .wrap{padding-top:120px;padding-bottom:80px}
  .headline{font-size:clamp(30px,8.6vw,52px);text-wrap:balance}
  .head,.cols,.steps,.reviews,.contact .grid{grid-template-columns:1fr;gap:28px}
  .refs{grid-template-columns:1fr;gap:28px}
  .refs-line{margin-top:32px}
  .hero-mark{width:170px;margin-top:34px}
  .panel{padding:56px var(--pad)}
  .row2{grid-template-columns:1fr}
  .field input,.field select,.field textarea{height:44px;font-size:16px;padding:0 12px}
  .field textarea{height:110px;padding:10px 12px}
  .cta{height:46px;padding:0 26px;font-size:15px}
  .footer .top{grid-template-columns:1fr 1fr}
  .footer .brand{grid-column:1 / -1}
}

/* ---------- tres grands ecrans ---------- */
@media (min-width:1700px){body{zoom:1.15}}
@media (min-width:2100px){body{zoom:1.3}}
@media (min-width:2700px){body{zoom:1.5}}