:root{
  --navy:#0e2a3a; --navy-2:#16405a; --teal:#1e7f86; --teal-l:#e3f2f3;
  --sand:#f7f4ee; --white:#fff; --ink:#22313b; --muted:#6b7c88;
  --accent:#e8a13c; --border:#e2ded6; --ok:#2e7d55;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--sand);line-height:1.5}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
a{color:var(--teal)}

header{background:var(--navy);color:#fff}
.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
.logo{font-size:21px;font-weight:800;letter-spacing:.5px;color:#fff;text-decoration:none}
.logo span{color:var(--accent)}
.logo small{display:block;font-size:10.5px;font-weight:400;color:#9fb6c4;letter-spacing:1.4px;text-transform:uppercase}
nav a{color:#cfdde6;text-decoration:none;margin-left:22px;font-size:13.5px}
nav a:hover{color:#fff}
nav a.cta{background:var(--accent);color:var(--navy);padding:8px 15px;border-radius:6px;font-weight:600}

.hero{background:linear-gradient(180deg,var(--navy) 0%,var(--navy-2) 100%);color:#fff;padding:52px 0 92px}
.hero h1{font-size:38px;font-weight:800;max-width:560px;line-height:1.15}
.hero p.sub{margin-top:13px;font-size:16.5px;color:#b9cdd9;max-width:530px}
.hero .badges{margin-top:16px;font-size:13px;color:#9fb6c4}
.hero .badges b{color:#fff}
.open-note{margin-top:14px;display:inline-block;background:#ffffff14;border:1px solid #ffffff2e;border-radius:6px;padding:7px 13px;font-size:12.5px;color:#cfe3ec}

.toolcard{background:#fff;border-radius:14px;box-shadow:0 12px 40px rgba(10,30,45,.25);padding:26px;margin-top:-54px;position:relative}
.steps{display:flex;gap:8px;margin-bottom:18px;font-size:12.5px;color:var(--muted);align-items:center;flex-wrap:wrap}
.steps .n{width:21px;height:21px;border-radius:50%;background:var(--teal);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:11.5px;font-weight:700;margin-right:5px}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}
.grid2{margin-top:13px}
label{font-size:11.5px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;display:block;margin-bottom:5px}
select,input[type=number],input[type=email],input[type=text]{width:100%;padding:10px 11px;border:1.5px solid var(--border);border-radius:8px;font-size:14.5px;background:#fff;color:var(--ink);font-family:inherit}
select:focus,input:focus{outline:none;border-color:var(--teal)}
.btnrow{margin-top:18px;display:flex;align-items:center;gap:15px;flex-wrap:wrap}
.btn{background:var(--teal);color:#fff;border:none;font-size:15.5px;font-weight:700;padding:13px 28px;border-radius:8px;cursor:pointer;font-family:inherit}
.btn:hover{background:#166b72}
.btn.orange{background:var(--accent);color:var(--navy)}
.btnrow small{color:var(--muted);font-size:12.5px}

#result{margin-top:24px;border-top:1px dashed var(--border);padding-top:22px}
.phase-tag{display:inline-block;background:var(--teal-l);color:var(--teal);font-size:11px;font-weight:700;padding:3px 9px;border-radius:20px;letter-spacing:.4px}
.range-label{font-size:12.5px;color:var(--muted);text-transform:uppercase;letter-spacing:1px;margin-top:8px}
.range{font-size:35px;font-weight:800;color:var(--navy);margin:3px 0 2px}
.conf{font-size:13px;color:var(--ok);font-weight:600}
.statgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px;margin-top:16px}
.stat{background:var(--teal-l);border-radius:10px;padding:13px 15px}
.stat .t{font-size:11.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}
.stat .v{font-size:19px;font-weight:700;color:var(--navy);margin-top:3px}
.thin{background:#fdf6e9;border:1.5px solid #e8d9b8;border-radius:10px;padding:16px 18px}
.thin b{color:var(--navy)}
.thin p{font-size:13.5px;color:var(--muted);margin-top:5px}

.gate{margin-top:22px;background:var(--navy);border-radius:10px;padding:20px 22px;color:#fff;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.gate .txt{flex:1;min-width:250px}
.gate b{font-size:16px}
.gate p{font-size:13px;color:#b9cdd9;margin-top:3px}
.gate .lock{font-size:22px}
.gateform{display:flex;gap:10px;flex-wrap:wrap}
.gateform input{max-width:230px}

section{padding:58px 0}
section h2{font-size:26px;color:var(--navy);font-weight:800;margin-bottom:9px}
section p.lead{color:var(--muted);max-width:640px;margin-bottom:26px}
.method{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.m{background:#fff;border-radius:12px;padding:20px;border:1.5px solid var(--border)}
.m .ico{font-size:24px}
.m b{display:block;margin:9px 0 5px;color:var(--navy);font-size:14.5px}
.m p{font-size:13px;color:var(--muted);line-height:1.5}
.brands{display:flex;flex-wrap:wrap;gap:9px}
.brand{background:#fff;border:1.5px solid var(--border);border-radius:8px;padding:9px 16px;font-size:13.5px;font-weight:600;color:var(--navy);text-decoration:none}
.brand:hover{border-color:var(--teal);color:var(--teal)}
.brand i{font-style:normal;color:var(--muted);font-weight:400;font-size:12px}

.crumb{font-size:12.5px;color:var(--muted);padding:18px 0 0}
.crumb a{text-decoration:none}
.pagehead{padding:10px 0 26px;border-bottom:1px solid var(--border)}
.pagehead h1{font-size:31px;color:var(--navy);font-weight:800}
.pagehead p{color:var(--muted);margin-top:7px;max-width:660px;font-size:15px}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:26px 0}
.kpi{background:#fff;border:1.5px solid var(--border);border-radius:12px;padding:16px}
.kpi .t{font-size:11.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}
.kpi .v{font-size:26px;font-weight:800;color:var(--navy);margin-top:3px}
.kpi .s{font-size:12px;color:var(--muted);margin-top:2px}
.cols{display:grid;grid-template-columns:1.35fr 1fr;gap:26px;align-items:start}
.panel{background:#fff;border:1.5px solid var(--border);border-radius:12px;padding:20px}
.panel h3{font-size:14px;color:var(--navy);text-transform:uppercase;letter-spacing:.6px;margin-bottom:14px}
table{width:100%;border-collapse:collapse;font-size:13.5px}
td{padding:7px 0;border-top:1px solid var(--border)}
td:last-child{text-align:right;font-weight:600;color:var(--navy)}
tr:first-child td{border-top:none}
.bigtable{background:#fff;border:1.5px solid var(--border);border-radius:12px;overflow:hidden;margin-top:24px}
.bigtable th{background:var(--navy);color:#cfdde6;text-align:left;padding:10px 14px;font-size:11.5px;text-transform:uppercase;letter-spacing:.5px}
.bigtable td{padding:10px 14px}
.bigtable td:last-child{font-weight:400}
.num{text-align:right}
.histo{display:flex;align-items:flex-end;gap:5px;height:130px;margin-top:6px}
.histo div{flex:1;background:var(--teal);border-radius:3px 3px 0 0;position:relative;min-height:2px}
.histo div span{position:absolute;bottom:-20px;left:0;right:0;text-align:center;font-size:10.5px;color:var(--muted)}
.secttl{margin:34px 0 4px;font-size:14px;color:var(--navy);text-transform:uppercase;letter-spacing:.6px}
.models{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin-top:8px}
.mod{background:#fff;border:1.5px solid var(--border);border-radius:10px;padding:15px}
.mod.thinmod{opacity:.6}
.mod b{color:var(--navy);font-size:14.5px}
.mod a{text-decoration:none}
.mod .sp{font-size:12.5px;color:var(--muted);margin-top:5px;line-height:1.6}
.mod .pr{margin-top:8px;font-weight:700;color:var(--teal);font-size:14px}
.mod .pr.muted{color:var(--muted);font-weight:400;font-size:12.5px}
.muted{color:var(--muted);font-weight:400}
.note{font-size:12px;color:var(--muted);margin-top:10px}
.datastamp{font-size:12px;color:var(--muted);margin:22px 0 40px;padding-top:14px;border-top:1px solid var(--border)}
.prose{max-width:720px;padding:26px 0 40px}
.prose h2{font-size:19px;color:var(--navy);margin:26px 0 8px}
.prose p{color:var(--ink);font-size:15px;margin-bottom:6px}

footer{background:var(--navy);color:#8ea8b8;padding:32px 0;font-size:13px}
footer .cols2{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
footer b{color:#fff;display:block;margin-bottom:7px}
footer a{color:#8ea8b8;text-decoration:none;display:block;margin:3px 0}
.disclaimer{margin-top:22px;border-top:1px solid #244b60;padding-top:14px;font-size:12px;color:#6d858a}
@media(max-width:880px){
 .grid,.statgrid,.method,.kpis,.models{grid-template-columns:1fr 1fr}
 .cols{grid-template-columns:1fr}
 .hero h1{font-size:29px}
}