:root{
  --navy:#03172f;
  --navy-deep:#021126;
  --navy-mid:#08294e;
  --navy-soft:#0b315c;
  --blue:#0879f2;
  --cyan:#16c7ef;
  --white:#ffffff;
  --text:#f4f8ff;
  --muted:#b9c9db;
  --line:rgba(135,184,231,.22);
  --max:1440px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--navy-deep);
  color:var(--text);
  font-family:Arial,Helvetica,sans-serif;
}
img{display:block;max-width:100%}
a{color:inherit}
.container{width:min(var(--max),calc(100% - 64px));margin:auto}

.site-header{
  position:absolute;
  z-index:30;
  inset:0 0 auto;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav-shell{
  min-height:82px;
  display:flex;
  align-items:center;
  gap:34px;
}
.brand{
  flex:0 0 260px;
  height:76px;
  display:flex;
  align-items:center;
  overflow:visible;
}
.brand img{
  width:235px;
  height:auto;
  transform:none;
  object-fit:contain;
  filter:drop-shadow(0 8px 18px rgba(0,0,0,.28));
}
.main-nav{
  margin-left:auto;
  display:flex;
  gap:40px;
  align-items:center;
}
.main-nav a{
  position:relative;
  text-decoration:none;
  text-transform:uppercase;
  font-size:12px;
  font-weight:800;
  letter-spacing:.35px;
  color:#fff;
  padding:31px 0 26px;
}
.main-nav a:after{
  content:"";
  position:absolute;
  left:0;
  right:100%;
  bottom:20px;
  height:2px;
  background:var(--blue);
  transition:.2s;
}
.main-nav a:hover:after,
.main-nav a.active:after{right:0}
.main-nav a:hover{color:#53d9ff}

.menu-toggle{display:none}

.button{
  border:0;
  border-radius:7px;
  padding:15px 23px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:15px;
  background:linear-gradient(135deg,#096ff0,#17c7ed);
  color:#fff;
  text-decoration:none;
  text-transform:uppercase;
  font-size:12px;
  font-weight:900;
  letter-spacing:.2px;
  cursor:pointer;
  box-shadow:0 12px 28px rgba(0,102,234,.22);
}
.button:hover{filter:brightness(1.08)}
.button-nav{padding:14px 19px}

.hero{
  position:relative;
  min-height:492px;
  overflow:hidden;
  padding-top:82px;
  background:#03172f;
}
.hero-photo{
  position:absolute;
  inset:0 0 0 47%;
  background:url("../img/hero-interior-clean.jpg") center/cover no-repeat;
}
.hero-shade{
  position:absolute;
  inset:0;
  background:
    linear-gradient(90deg,#03172f 0%,#03172f 30%,rgba(3,23,47,.93) 43%,rgba(3,23,47,.35) 65%,rgba(3,23,47,.07) 100%),
    linear-gradient(0deg,rgba(3,23,47,.22),rgba(3,23,47,.08));
}
.hero-grid{
  position:relative;
  z-index:2;
  min-height:410px;
  display:grid;
  grid-template-columns:320px 415px;
  align-items:center;
  gap:58px;
}
.hero-brand-art img{
  width:315px;
  filter:drop-shadow(0 18px 35px rgba(0,99,255,.22));
}
.hero-copy h1{
  margin:0;
  font-size:60px;
  line-height:.93;
  text-transform:uppercase;
  letter-spacing:-1.6px;
}
.hero-copy h1 strong{color:var(--blue)}
.short-line{
  display:block;
  width:38px;
  height:2px;
  margin:28px 0 22px;
  background:var(--blue);
}
.hero-copy p{
  max-width:410px;
  margin:0 0 25px;
  font-size:17px;
  line-height:1.52;
}

.content-band{
  position:relative;
  background:
    radial-gradient(circle at 20% 20%,rgba(31,115,197,.16),transparent 32%),
    linear-gradient(115deg,#082a50,#061d39);
  border-top:1px solid rgba(255,255,255,.05);
}
.content-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
}
.services-panel,
.quote-panel{
  padding:37px 46px 38px;
}
.services-panel{border-right:1px solid var(--line)}
.section-title h2{
  margin:0;
  text-transform:uppercase;
  font-size:19px;
  letter-spacing:.2px;
}
.section-title span{
  display:block;
  width:30px;
  height:2px;
  margin-top:14px;
  background:var(--blue);
}
.services-list{
  margin-top:28px;
  display:grid;
  grid-template-columns:repeat(3,1fr);
}
.service{
  min-height:195px;
  padding:10px 28px 0;
  text-align:left;
  border-right:1px solid var(--line);
}
.service:first-child{padding-left:0}
.service:last-child{border-right:0}
.service svg{
  width:49px;
  height:49px;
  fill:none;
  stroke:var(--blue);
  stroke-width:2;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.service h3{
  margin:21px 0 12px;
  text-transform:uppercase;
  font-size:14px;
}
.service p{
  margin:0;
  max-width:180px;
  color:#d2deeb;
  font-size:13px;
  line-height:1.58;
}

.quote-panel form{margin-top:22px}
.two-fields{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:15px;
}
.quote-panel label{display:block;margin-bottom:12px}
.quote-panel label span{
  display:block;
  margin-bottom:7px;
  font-size:11px;
  color:#d9e5f3;
}
.quote-panel input,
.quote-panel select,
.quote-panel textarea{
  width:100%;
  border:1px solid rgba(125,174,218,.45);
  border-radius:6px;
  background:rgba(4,27,54,.72);
  color:#fff;
  font:inherit;
  padding:12px 13px;
  outline:none;
}
.quote-panel input,
.quote-panel select{height:42px}
.quote-panel textarea{min-height:90px;resize:vertical}
.quote-panel input:focus,
.quote-panel select:focus,
.quote-panel textarea:focus{
  border-color:var(--cyan);
  box-shadow:0 0 0 3px rgba(22,199,239,.1);
}
.submit-button{
  width:100%;
  padding:13px 20px;
  font-size:15px;
}
.secure-note,
.form-status{
  margin:11px 0 0;
  text-align:center;
  color:#c6d3e1;
  font-size:11px;
}
.form-status{min-height:15px;color:#7ce8ff}
.honeypot{position:absolute!important;left:-9999px!important}

.about-strip{
  padding:27px 0;
  background:#061a34;
  border-top:1px solid rgba(255,255,255,.05);
}
.about-grid{
  display:grid;
  grid-template-columns:.72fr 1.28fr;
  align-items:center;
  gap:55px;
}
.eyebrow{
  color:#5bdcff;
  font-size:11px;
  text-transform:uppercase;
  font-weight:800;
  letter-spacing:1px;
}
.about-grid h2{
  margin:7px 0 0;
  font-size:25px;
}
.about-grid p{
  margin:0;
  color:#b9c9db;
  font-size:13px;
  line-height:1.7;
}

.site-footer{
  padding:28px 0;
  background:#021126;
  border-top:1px solid rgba(255,255,255,.06);
}
.footer-grid{
  display:grid;
  grid-template-columns:1fr 1fr 1.15fr 1fr auto;
  align-items:center;
}
.footer-item,
.footer-brand{
  min-height:70px;
  padding:0 29px;
  border-right:1px solid var(--line);
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.footer-item:first-child{padding-left:0}
.footer-item strong{font-size:14px}
.footer-item span{
  margin-top:7px;
  color:#b5c5d8;
  font-size:12px;
}
.footer-item small{
  color:#b5c5d8;
  font-size:11px;
}
.footer-shield,
.footer-portal{
  flex-direction:row;
  align-items:center;
  gap:16px;
}
.footer-shield div,
.footer-portal div{
  display:flex;
  flex-direction:column;
}
.footer-tech-icon{
  flex:0 0 50px;
  width:50px;
  height:56px;
  fill:none;
  stroke:var(--blue);
  stroke-width:3.5;
  stroke-linecap:round;
  stroke-linejoin:round;
  filter:drop-shadow(0 6px 16px rgba(8,121,242,.2));
}
.monitor-icon{
  width:54px;
  height:48px;
}
.footer-shield strong,
.footer-portal strong{
  margin-top:4px;
  font-size:18px;
  text-transform:uppercase;
}
.footer-shield em,
.footer-portal em{
  color:#1686f8;
  font-style:normal;
}
.footer-brand{
  border-right:0;
  flex-direction:row;
  gap:15px;
  align-items:center;
  padding-right:0;
}
.footer-brand img{
  width:54px;
  height:54px;
  object-fit:contain;
  border-radius:12px;
  box-shadow:0 8px 20px rgba(0,0,0,.18);
}
.footer-brand div{
  display:flex;
  flex-direction:column;
  gap:7px;
  white-space:nowrap;
}
.footer-brand span{font-size:12px}
.footer-brand small{font-size:11px;color:#b5c5d8}

@media(max-width:1180px){
  .container{width:min(var(--max),calc(100% - 38px))}
  .main-nav{gap:24px}
  .button-nav{display:none}
  .hero-grid{grid-template-columns:275px 390px;gap:35px}
  .services-panel,.quote-panel{padding-left:28px;padding-right:28px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-item,.footer-brand{border-right:0;border-bottom:1px solid var(--line);padding:18px}
  .footer-brand{border-bottom:0}
}
@media(max-width:860px){
  .nav-shell{min-height:72px}
  .brand{
    flex-basis:190px;
    height:68px;
  }
  .brand img{
    width:175px;
    transform:none;
  }
  .menu-toggle{
    display:flex;
    margin-left:auto;
    border:0;
    background:transparent;
    padding:8px;
    flex-direction:column;
    gap:5px;
  }
  .menu-toggle span{width:27px;height:2px;background:#fff}
  .main-nav{
    display:none;
    position:absolute;
    top:72px;
    left:19px;
    right:19px;
    padding:18px;
    flex-direction:column;
    align-items:flex-start;
    background:#041a35;
    border:1px solid var(--line);
    border-radius:10px;
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:8px 0}
  .main-nav a:after{display:none}

  .hero{padding-top:72px;min-height:610px}
  .hero-photo{inset:310px 0 0}
  .hero-shade{
    background:linear-gradient(180deg,#03172f 0%,#03172f 50%,rgba(3,23,47,.55) 100%);
  }
  .hero-grid{
    min-height:470px;
    grid-template-columns:1fr;
    gap:0;
    align-content:start;
    text-align:center;
    padding-top:20px;
  }
  .hero-brand-art img{width:205px;margin:auto}
  .hero-copy h1{font-size:43px}
  .short-line{margin:19px auto 17px}
  .hero-copy p{margin-left:auto;margin-right:auto;font-size:15px}

  .content-grid{grid-template-columns:1fr}
  .services-panel{border-right:0;border-bottom:1px solid var(--line)}
  .services-list{gap:0}
  .about-grid{grid-template-columns:1fr;gap:12px}
}
@media(max-width:620px){
  .container{width:min(var(--max),calc(100% - 26px))}
  .services-panel,.quote-panel{padding:30px 15px}
  .services-list{grid-template-columns:1fr}
  .service{
    min-height:auto;
    padding:20px 0;
    border-right:0;
    border-bottom:1px solid var(--line);
  }
  .service:last-child{border-bottom:0}
  .service p{max-width:none}
  .two-fields{grid-template-columns:1fr;gap:0}
  .footer-grid{grid-template-columns:1fr}
  .footer-item,.footer-brand{align-items:flex-start}
  .footer-shield,.footer-portal{flex-direction:row;align-items:center}
  .footer-brand{justify-content:flex-start}
}


/* Sobrille v1.1 Premium refinements */
.site-header{
  background:linear-gradient(180deg,rgba(2,17,38,.82),rgba(2,17,38,.28));
  backdrop-filter:blur(5px);
}
.nav-shell{overflow:visible}
.brand:hover img{filter:drop-shadow(0 10px 22px rgba(21,164,255,.22))}
.footer-shield,
.footer-portal{min-width:0}
.footer-shield div,
.footer-portal div{min-width:0}
.footer-shield span,
.footer-portal span{line-height:1.35}
@media(max-width:1180px){
  .brand{flex-basis:225px}
  .brand img{width:205px}
}
@media(max-width:620px){
  .brand{flex-basis:165px}
  .brand img{width:150px}
  .footer-tech-icon{flex-basis:44px;width:44px;height:48px}
}


/* v1.1.1 — correction finale du logo d'en-tête */
.nav-shell{
  min-height:104px;
}
.brand{
  flex:0 0 190px;
  width:190px;
  height:100px;
  display:flex;
  align-items:center;
  justify-content:flex-start;
  overflow:visible;
}
.brand img{
  width:148px;
  height:auto;
  max-height:96px;
  object-fit:contain;
  transform:none;
}
.main-nav a{
  padding-top:40px;
  padding-bottom:34px;
}
.main-nav a:after{
  bottom:28px;
}
.hero{
  padding-top:104px;
}
.hero-grid{
  min-height:388px;
}
@media(max-width:1180px){
  .brand{
    flex-basis:175px;
    width:175px;
  }
  .brand img{
    width:138px;
    max-height:92px;
  }
}
@media(max-width:860px){
  .nav-shell{
    min-height:88px;
  }
  .brand{
    flex-basis:145px;
    width:145px;
    height:84px;
  }
  .brand img{
    width:122px;
    max-height:80px;
  }
  .main-nav{
    top:88px;
  }
  .hero{
    padding-top:88px;
  }
}
/* v1.6 — accès client Portal */
.nav-actions{display:flex;align-items:center;gap:10px}.button-client{background:#0b355d;border:1px solid #1d72ae;box-shadow:none}.button-outline{background:transparent!important;border:1px solid #20bce8!important}.client-access{background:#071f3a;border-top:1px solid #174a72;border-bottom:1px solid #174a72;padding:34px 0}.client-access-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:28px;align-items:center}.client-access h2{margin:8px 0 10px;color:#fff}.client-access p{color:#bcd0df;max-width:720px}.client-access-actions{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap}@media(max-width:980px){.nav-actions{display:none}.client-access-grid{grid-template-columns:1fr}.client-access-actions{justify-content:flex-start}}