:root{
  --bg:#ECEFF2;
  --panel:#FFFFFF;
  --panel-2:#F0F3F5;
  --border:#D8DEE3;
  --border-soft:#E5E9EC;
  --blueprint:#4E8FB8;
  --blueprint-dim:#A9CBDD;
  --accent:#E8792E;
  --accent-dim:#F0B489;
  --text:#171B20;
  --text-dim:#4B5563;
  --text-faint:#6E7885;
  --good:#3F7A3C;
  --bad:#A6392E;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'IBM Plex Sans', sans-serif;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(var(--border-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-soft) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity:0.35;
  mask-image: radial-gradient(ellipse 100% 60% at 50% 0%, black 40%, transparent 85%);
}
.wrap{max-width:1180px; margin:0 auto; padding:0 32px; position:relative; z-index:1;}
h1,h2,h3{font-weight:600; margin:0; letter-spacing:-0.01em;}
a{color:inherit;}
.mono{font-family:'IBM Plex Mono', monospace;}
button{font-family:inherit; cursor:pointer;}

/* ---------- Visually-hidden (honeypot / a11y) ---------- */
.visually-hidden{
  position:absolute !important;
  width:1px; height:1px;
  padding:0; margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}

/* ---------- NAV ---------- */
nav{
  position:sticky; top:0; z-index:50;
  background:rgba(236,239,242,0.88);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.nav-inner{
  max-width:1180px; margin:0 auto; padding:0 32px;
  height:64px; display:flex; align-items:center; justify-content:space-between;
}
.brand{display:flex; align-items:center; gap:10px; text-decoration:none;}
.brand-mark{width:26px; height:26px; flex:none;}
.brand-name{font-family:'IBM Plex Mono', monospace; font-weight:600; font-size:14.5px; letter-spacing:0.01em;}
.nav-links{display:flex; gap:28px; align-items:center;}
.nav-links a{font-size:14px; color:var(--text-dim); text-decoration:none;}
.nav-links a:hover{color:var(--text);}
.nav-cta{
  font-size:13px; font-family:'IBM Plex Mono',monospace; font-weight:600;
  background:var(--accent); color:#161211; padding:9px 16px; border-radius:3px;
  text-decoration:none; border:1px solid var(--accent);
}
.nav-cta:hover{background:#f28b45;}
.nav-mobile-hide{display:flex;}

/* ---------- HERO ---------- */
.hero{padding:72px 0 88px;}
.hero-grid{display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:start;}
.eyebrow-tag{
  display:inline-flex; align-items:center; gap:8px;
  font-family:'IBM Plex Mono', monospace; font-size:12px; color:var(--blueprint);
  border:1px solid var(--blueprint-dim); padding:5px 10px; border-radius:3px;
  margin-bottom:22px;
}
.eyebrow-tag::before{content:"";width:6px;height:6px;background:var(--blueprint);border-radius:50%;}
.hero h1{font-size:44px; line-height:1.12; letter-spacing:-0.015em;}
.hero h1 em{font-style:normal; color:var(--blueprint);}
.hero-sub{font-size:17px; color:var(--text-dim); margin-top:20px; max-width:46ch;}
.hero-stats{display:flex; gap:32px; margin-top:36px; flex-wrap:wrap;}
.stat .num{font-family:'IBM Plex Mono',monospace; font-size:26px; font-weight:600; color:var(--text);}
.stat .lbl{font-size:12.5px; color:var(--text-faint); margin-top:2px;}

/* ---------- QUOTE CALCULATOR ---------- */
.quote-card{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:6px;
  overflow:hidden;
}
.quote-head{
  display:flex; justify-content:space-between; align-items:center;
  padding:16px 20px; border-bottom:1px solid var(--border);
  background:var(--panel-2);
}
.quote-head .title{font-family:'IBM Plex Mono',monospace; font-size:13px; color:var(--text-dim); letter-spacing:0.03em;}
.quote-head .dot-row{display:flex; gap:5px;}
.quote-head .dot-row span{width:7px; height:7px; border-radius:50%; background:var(--border);}

.quote-body{padding:22px 20px 24px;}
.field-label{
  font-family:'IBM Plex Mono',monospace; font-size:11.5px; text-transform:uppercase;
  letter-spacing:0.08em; color:var(--text-faint); margin-bottom:9px; display:block;
}
.field{margin-bottom:20px;}
.field-tight{margin-bottom:0;}

.tab-row{display:grid; grid-template-columns:repeat(7,1fr); gap:5px;}
.tab-btn{
  background:var(--panel-2); border:1px solid var(--border); color:var(--text-dim);
  font-size:14px; font-weight:400; font-family:'IBM Plex Mono',monospace; padding:9px 3px;
  border-radius:4px; text-align:center; line-height:1.25;
}
.tab-btn.active{background:rgba(78,143,184,0.14); border-color:var(--blueprint); color:var(--text);}

.seg-row{display:grid; grid-template-columns:repeat(3,1fr); gap:6px;}
.seg-row-2{grid-template-columns:1fr 1fr;}
.seg-btn{
  background:var(--panel-2); border:1px solid var(--border); color:var(--text-dim);
  font-size:12.5px; padding:9px 6px; border-radius:4px; text-align:center;
}
.seg-btn.active{background:rgba(232,121,46,0.12); border-color:var(--accent); color:var(--text);}

.select-native{
  width:100%; background:var(--panel-2); border:1px solid var(--border); color:var(--text);
  font-family:'IBM Plex Sans',sans-serif; font-size:14px; padding:10px 12px; border-radius:4px;
  appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%238B93A0'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 12px center;
}

.qty-row{display:flex; align-items:center; gap:10px;}
.qty-btn{
  width:34px; height:34px; border-radius:4px; border:1px solid var(--border);
  background:var(--panel-2); color:var(--text); font-size:16px; display:flex; align-items:center; justify-content:center;
}
.qty-btn:hover{border-color:var(--blueprint);}
#qtyVal{
  font-family:'IBM Plex Mono',monospace; font-size:16px; width:44px; text-align:center;
}

.upload-box{
  border:1px dashed var(--border); border-radius:4px; padding:16px;
  display:flex; align-items:center; gap:12px; color:var(--text-faint); font-size:13px;
  flex-wrap:wrap;
}
.upload-box input{display:none;}
.upload-box label{
  background:var(--panel-2); border:1px solid var(--border); color:var(--text);
  font-size:12.5px; padding:7px 12px; border-radius:4px; white-space:nowrap;
}
.upload-box label:hover{border-color:var(--blueprint);}
#fileName{font-family:'IBM Plex Mono',monospace; font-size:12px; color:var(--text-dim); overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.upload-hint{width:100%; font-size:11.5px; color:var(--text-faint); margin-top:2px;}

.readout{
  margin-top:6px; border-top:1px solid var(--border); padding-top:20px;
  display:grid; grid-template-columns:1fr 1fr; gap:16px;
}
.readout-block .k{font-family:'IBM Plex Mono',monospace; font-size:11px; text-transform:uppercase; letter-spacing:0.07em; color:var(--text-faint);}
.readout-block .v{font-family:'IBM Plex Mono',monospace; font-size:24px; color:var(--accent); font-weight:600; margin-top:4px;}
.readout-block .v small{font-size:13px; color:var(--text-dim); font-weight:400;}
.readout-note{font-size:12px; color:var(--text-faint); margin-top:16px; line-height:1.5;}
.quote-cta{
  margin-top:18px; width:100%; background:var(--accent); border:1px solid var(--accent); color:#161211;
  font-family:'IBM Plex Mono',monospace; font-weight:600; font-size:14px; padding:13px; border-radius:4px;
}
.quote-cta:hover{background:#f28b45;}

/* ---------- SECTION SCAFFOLDING ---------- */
section{padding:88px 0;}
.section-head{max-width:640px; margin-bottom:48px;}
.section-kicker{font-family:'IBM Plex Mono',monospace; font-size:12px; color:var(--accent); letter-spacing:0.04em; margin-bottom:12px;}
.section-head h2{font-size:30px; letter-spacing:-0.01em;}
.section-head p{color:var(--text-dim); margin-top:14px; font-size:15.5px; max-width:56ch;}

.divider{border:none; border-top:1px solid var(--border); margin:0;}

/* ---------- PROCESS GRID ---------- */
.process-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--border); border:1px solid var(--border); border-radius:6px; overflow:hidden;}
.process-card{background:var(--panel); padding:26px 24px;}
.process-card .icon{width:34px; height:34px; margin-bottom:16px;}
.process-card h3{font-size:16.5px;}
.process-card .checks{list-style:none; margin:14px 0 0; padding:0;}
.process-card .checks li{
  font-size:13px; color:var(--text-dim); padding-left:16px; position:relative; margin-bottom:8px; line-height:1.45;
}
.process-card .checks li::before{
  content:""; position:absolute; left:0; top:6px; width:6px; height:6px; border:1px solid var(--blueprint); transform:rotate(45deg);
}
.process-card--cta{display:flex; flex-direction:column; justify-content:center;}
.process-card--cta h3{margin-bottom:10px;}
.process-card--cta p{font-size:13.5px; color:var(--text-dim); margin:0 0 16px;}
.process-card--cta a{font-family:'IBM Plex Mono',monospace; font-size:13px; color:var(--accent); text-decoration:none;}

/* ---------- HOW IT WORKS ---------- */
.steps{display:grid; grid-template-columns:repeat(3,1fr); gap:32px;}
.step .step-num{font-family:'IBM Plex Mono',monospace; color:var(--blueprint); font-size:13px; border:1px solid var(--blueprint-dim); width:30px; height:30px; border-radius:50%; display:flex; align-items:center; justify-content:center; margin-bottom:16px;}
.step h3{font-size:17px; margin-bottom:8px;}
.step p{font-size:14px; color:var(--text-dim); margin:0;}

/* ---------- FORM ---------- */
.form-shell{
  background:var(--panel); border:1px solid var(--border); border-radius:6px; padding:36px;
  display:grid; grid-template-columns:1fr 1fr; gap:20px;
}
.form-shell .full{grid-column:1 / -1;}
.form-field label{display:block; font-family:'IBM Plex Mono',monospace; font-size:11.5px; text-transform:uppercase; letter-spacing:0.07em; color:var(--text-faint); margin-bottom:8px;}
.form-field input, .form-field textarea{
  width:100%; background:var(--panel-2); border:1px solid var(--border); color:var(--text);
  font-family:'IBM Plex Sans',sans-serif; font-size:14px; padding:11px 12px; border-radius:4px;
}
.form-field input:focus, .form-field textarea:focus, .select-native:focus, .form-field input:focus-visible{
  outline:2px solid var(--blueprint); outline-offset:1px; border-color:var(--blueprint);
}
.form-field textarea{resize:vertical; min-height:90px;}
.form-field.invalid input,
.form-field.invalid textarea{border-color:var(--bad); outline-color:var(--bad);}
.field-error{
  display:none; font-size:12px; color:var(--bad); margin-top:6px; font-family:'IBM Plex Mono',monospace;
}
.form-field.invalid .field-error{display:block;}
.form-submit{
  background:var(--accent); border:1px solid var(--accent); color:#161211; font-family:'IBM Plex Mono',monospace;
  font-weight:600; font-size:14px; padding:13px 22px; border-radius:4px;
}
.form-submit:hover{background:#f28b45;}
.form-submit:disabled{opacity:0.6; cursor:not-allowed;}
.form-note{font-size:12.5px; color:var(--text-faint);}
.form-footer-row{display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:14px;}
.success-msg{
  display:none; grid-column:1/-1; background:rgba(125,174,122,0.1); border:1px solid var(--good);
  color:var(--good); padding:16px 18px; border-radius:4px; font-size:14px; font-family:'IBM Plex Mono',monospace;
}
.error-msg{
  display:none; grid-column:1/-1; background:rgba(217,105,95,0.1); border:1px solid var(--bad);
  color:var(--bad); padding:16px 18px; border-radius:4px; font-size:14px; font-family:'IBM Plex Mono',monospace;
}

/* ---------- FOOTER ---------- */
footer{border-top:1px solid var(--border); padding:40px 0;}
.footer-inner{display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px;}
.footer-inner .brand-name{font-size:14px; color:var(--text-dim);}
footer .flinks{display:flex; gap:24px;}
footer .flinks a{font-size:13px; color:var(--text-faint); text-decoration:none;}
footer .flinks a:hover{color:var(--text-dim);}

/* ---------- RESPONSIVE ---------- */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;}
  .process-grid{grid-template-columns:1fr 1fr;}
  .steps{grid-template-columns:1fr;}
  .form-shell{grid-template-columns:1fr;}
  .nav-links{display:none;}
}
@media (max-width:600px){
  .wrap{padding:0 20px;}
  .hero h1{font-size:32px;}
  .hero-stats{gap:22px;}
  .process-grid{grid-template-columns:1fr;}
  .tab-row{grid-template-columns:repeat(4,1fr);}
  .readout{grid-template-columns:1fr;}
  section{padding:60px 0;}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
}