:root{
  --ink:#111820;
  --muted:#667382;
  --line:#dce3e9;
  --soft:#f7f9fb;
  --blue:#4f79a9;
  --max:1480px;
}

*{box-sizing:border-box}

html{scroll-behavior:smooth}

body{
  margin:0;
  background:#fff;
  color:var(--ink);
  font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}

.site-header{
  height:72px;
  border-bottom:1px solid #e6ebef;
  background:rgba(255,255,255,.97);
}

.nav-shell{
  width:min(var(--max),calc(100% - 80px));
  height:100%;
  margin:0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
}

.brand{
  display:flex;
  flex-direction:column;
  color:var(--ink);
  text-decoration:none;
}

.brand strong{
  font-size:13px;
  letter-spacing:.18em;
}

.brand span{
  margin-top:3px;
  color:#718094;
  font-size:9px;
  letter-spacing:.05em;
}

nav{
  display:flex;
  align-items:center;
  gap:34px;
}

nav a{
  color:#4d5a6a;
  font-size:12px;
  font-weight:600;
  text-decoration:none;
}

nav .nav-cta{
  padding:13px 18px;
  background:var(--ink);
  color:#fff;
}

.rfq-page{
  width:min(var(--max),calc(100% - 80px));
  margin:0 auto;
  padding:82px 0 92px;
  display:grid;
  grid-template-columns:minmax(320px,.78fr) minmax(620px,1.22fr);
  gap:92px;
  align-items:start;
}

.intro{
  position:sticky;
  top:108px;
  padding-top:8px;
}

.eyebrow{
  color:var(--blue);
  font-size:11px;
  font-weight:800;
  letter-spacing:.2em;
}

h1{
  max-width:580px;
  margin:26px 0 18px;
  font-size:clamp(46px,4.1vw,70px);
  line-height:.98;
  letter-spacing:-.055em;
}

.lead{
  max-width:560px;
  margin:0;
  color:#607082;
  font-size:17px;
  line-height:1.58;
}

.intro-rule{
  width:100%;
  max-width:500px;
  height:1px;
  margin:38px 0 22px;
  background:var(--line);
}

.wedge{
  margin:0;
  font-size:16px;
  font-weight:800;
}

.process{
  display:grid;
  gap:16px;
  margin-top:48px;
}

.process div{
  display:flex;
  align-items:center;
  gap:16px;
  padding-top:14px;
  border-top:1px solid var(--line);
}

.process span{
  width:28px;
  color:#8a98a8;
  font-size:10px;
  font-weight:800;
}

.process strong{
  font-size:12px;
}

.form-card{
  border:1px solid #d7dfe6;
  background:#fbfcfd;
  box-shadow:0 22px 60px rgba(31,48,66,.055);
}

form{
  padding:28px 30px 32px;
}

.form-section + .form-section{
  margin-top:34px;
  padding-top:28px;
  border-top:1px solid var(--line);
}

.section-title{
  display:flex;
  gap:14px;
  align-items:flex-start;
  margin-bottom:20px;
}

.section-title>span{
  padding-top:2px;
  color:#8796a6;
  font-size:10px;
  font-weight:800;
}

.section-title div{
  display:flex;
  flex-direction:column;
  gap:3px;
}

.section-title strong{
  font-size:14px;
}

.section-title small{
  color:#7a8795;
  font-size:11px;
}

.grid{
  display:grid;
  gap:18px 20px;
}

.grid.two{
  grid-template-columns:repeat(2,minmax(0,1fr));
}

.full{
  grid-column:1/-1;
}

label{
  display:flex;
  flex-direction:column;
  gap:8px;
  color:#566473;
  font-size:11px;
  font-weight:650;
}

input,textarea,select{
  width:100%;
  border:1px solid #ced8e0;
  border-radius:0;
  background:#fff;
  color:var(--ink);
  font:inherit;
  font-size:14px;
  outline:none;
}

input,select{
  height:48px;
  padding:0 14px;
}

textarea{
  padding:13px 14px;
  resize:vertical;
  line-height:1.5;
}

input:focus,textarea:focus,select:focus{
  border-color:#809ab4;
  box-shadow:0 0 0 2px rgba(91,128,166,.08);
}

.price-field{
  display:grid;
  grid-template-columns:96px 1fr;
}

.price-field select{
  border-right:0;
}

.upload{
  min-height:126px;
  padding:24px;
  align-items:center;
  justify-content:center;
  border:1px dashed #b9c7d2;
  background:#fff;
  text-align:center;
  cursor:pointer;
}

.upload.drag{
  border-color:#668db5;
  background:#f4f8fc;
}

.upload input{
  display:none;
}

.upload strong{
  color:var(--ink);
  font-size:13px;
}

.upload>span{
  color:#84909d;
  font-size:10px;
  font-weight:500;
}

#fileList{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  justify-content:center;
  margin-top:8px;
}

.file-pill{
  display:flex;
  gap:8px;
  padding:6px 9px;
  border:1px solid var(--line);
  background:var(--soft);
  color:#536170;
  font-size:10px;
}

.consent{
  margin:26px 0 14px;
  color:#7c8792;
  font-size:10px;
  line-height:1.5;
}

button{
  width:100%;
  height:52px;
  border:0;
  background:var(--ink);
  color:#fff;
  font-size:12px;
  font-weight:800;
  cursor:pointer;
}

button:hover{
  background:#1d2731;
}

button:disabled{
  cursor:wait;
  opacity:.65;
}

.message{
  display:none;
  margin-top:14px;
  padding:14px 16px;
  border:1px solid var(--line);
  background:#fff;
  font-size:12px;
  line-height:1.55;
}

.message.success{
  display:block;
  border-color:#b9d6bd;
  background:#f1f8f1;
  color:#2d6435;
}

.message.error{
  display:block;
  border-color:#e2bdb7;
  background:#fff3f1;
  color:#923b31;
}

@media(max-width:1000px){
  .rfq-page{
    grid-template-columns:1fr;
    gap:44px;
    padding-top:56px;
  }

  .intro{
    position:static;
  }

  .process{
    display:none;
  }
}

@media(max-width:700px){
  .nav-shell,
  .rfq-page{
    width:min(100% - 32px,var(--max));
  }

  nav a:not(.nav-cta){
    display:none;
  }

  .rfq-page{
    padding:44px 0 60px;
  }

  h1{
    font-size:46px;
  }

  .grid.two{
    grid-template-columns:1fr;
  }

  .full{
    grid-column:auto;
  }

  form{
    padding:22px 18px 24px;
  }
}