:root{--ink:#0B1F2A;--muted:#5B6B75;--brand:#0F766E;--brand-d:#0B5F59;--mint:#CCFBF1;--amber:#F59E0B;--red:#DC2626;--bg:#F7FAF9;--card:#fff;--line:#E2E8E6;--r:14px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,"Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;font-size:16px}
img{max-width:100%;display:block}
a{color:var(--brand-d)}
h1,h2,h3{line-height:1.2;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(2rem,6vw,3.1rem)}
h2{font-size:clamp(1.6rem,4vw,2.2rem)}
h3{font-size:1.1rem}
p{margin:0 0 1em}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.narrow{max-width:640px}
.lead{font-size:1.1rem;color:var(--muted)}
.small{font-size:.875rem}.muted{color:var(--muted)}
.sr,.hp{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#fff;padding:8px;z-index:9}
.btn{display:inline-block;background:var(--brand);color:#fff;text-decoration:none;font-weight:600;padding:.8em 1.3em;border-radius:10px;border:0;cursor:pointer;font-size:1rem;transition:background .15s}
.btn:hover{background:var(--brand-d)}
.btn-ghost{background:transparent;color:var(--brand-d);box-shadow:inset 0 0 0 2px var(--brand)}
.btn-ghost:hover{background:var(--mint)}
.btn-small{padding:.5em .9em;font-size:.9rem}
.btn-block{width:100%}
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand img{height:28px;width:auto}
nav{display:flex;gap:18px;align-items:center}
nav a{text-decoration:none;color:var(--ink);font-weight:500;font-size:.95rem}
nav a.btn{color:#fff}
nav a:not(.btn){display:none}
.hero{padding:48px 0 40px;background:linear-gradient(180deg,#fff 0%,var(--bg) 100%)}
.hero-inner{display:grid;gap:32px}
.eyebrow{color:var(--brand);font-weight:700;text-transform:uppercase;font-size:.8rem;letter-spacing:.06em}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:20px 0 12px}
.hero-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:0 10px 30px rgba(11,31,42,.07);align-self:center}
.mini-row{display:grid;grid-template-columns:60px 1fr 40px;gap:10px;align-items:center;font-size:.9rem;margin-bottom:12px}
.mini-bar{height:10px;background:#EEF2F1;border-radius:99px;overflow:hidden}
.mini-bar i{display:block;height:100%;background:var(--brand);border-radius:99px}
.mini-bar i.near{background:var(--amber)}
.mini-total{display:flex;justify-content:space-between;border-top:1px dashed var(--line);padding-top:12px;font-size:.85rem;color:var(--muted)}
.mini-total strong{color:var(--ink)}
.problem{padding:24px 0 40px}
.grid-3{display:grid;gap:16px}
.card,.feature{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.card p,.feature p{color:var(--muted);margin:0}
.calc-section{padding:48px 0;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.calc{display:grid;gap:18px;margin-top:20px}
fieldset{border:1px solid var(--line);border-radius:var(--r);padding:16px;margin:0;background:var(--bg)}
legend{font-weight:700;padding:0 6px}
.plat-head{display:none}
.plat-row{display:grid;grid-template-columns:1fr 1fr;gap:8px 10px;margin-bottom:12px}
.plat-name{grid-column:1/-1;font-weight:600}
input[type=number],input[type=email],input[type=text]{width:100%;font:inherit;padding:.65em .75em;border:1px solid #C9D3D0;border-radius:10px;background:#fff;color:var(--ink)}
input:focus{outline:3px solid rgba(15,118,110,.25);border-color:var(--brand)}
.hint{font-size:.85rem;color:var(--muted);margin:4px 0 0}
.radio{display:flex;gap:10px;align-items:flex-start;margin:8px 0;cursor:pointer}
.radio input,.checks input,.consent input{margin-top:.3em;accent-color:var(--brand);width:18px;height:18px;flex:none}
.field{display:block;font-weight:500;margin-top:10px}
.field input{margin-top:6px}
.optional{border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;background:var(--bg)}
.optional summary{cursor:pointer;font-weight:600}
.two{display:grid;gap:10px}
.results{margin-top:28px;display:grid;gap:18px}
.result-block{border:1px solid var(--line);border-radius:var(--r);padding:18px}
.tag{display:inline-block;font-size:.72rem;font-weight:600;color:var(--brand-d);background:var(--mint);border-radius:99px;padding:2px 8px;vertical-align:middle;margin-left:4px}
.meter{margin:14px 0}
.meter-top{display:flex;justify-content:space-between;gap:10px;font-size:.92rem;margin-bottom:6px}
.bar{height:12px;background:#EEF2F1;border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;width:0;border-radius:99px;background:var(--brand);transition:width .35s}
.bar i.near{background:var(--amber)}.bar i.over{background:var(--red)}
.meter-note{font-size:.85rem;color:var(--muted);margin-top:6px}
.pill{font-size:.75rem;font-weight:700;border-radius:99px;padding:2px 8px;white-space:nowrap}
.pill.under{background:#DCFCE7;color:#166534}.pill.near{background:#FEF3C7;color:#92400E}.pill.over{background:#FEE2E2;color:#991B1B}
.empty{color:var(--muted);font-size:.92rem}
.note-box{background:var(--bg);border-left:4px solid var(--brand);padding:10px 14px;border-radius:6px;font-size:.9rem;margin-top:10px}
.disclaimer{background:#FFFBEB;border:1px solid #FDE68A;border-radius:var(--r);padding:14px 16px;font-size:.92rem}
.sources{margin-top:28px;font-size:.92rem}
.sources ul{padding-left:1.1em}.sources li{margin-bottom:8px}
.features{padding:56px 0}
.ico{font-size:1.6rem;display:block;margin-bottom:8px}
.waitlist{padding:56px 0;background:linear-gradient(180deg,#ECFDF8,#fff)}
.wl{display:grid;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:0 10px 30px rgba(11,31,42,.06)}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:8px;background:#fff}
.checks legend{grid-column:1/-1}
.checks label,.consent{display:flex;gap:8px;align-items:flex-start;font-size:.95rem;cursor:pointer}
.wl-msg{margin:0;font-weight:600}
.wl-msg.ok{color:#166534}.wl-msg.err{color:var(--red)}
.site-footer{padding:32px 0;border-top:1px solid var(--line);background:#fff}
.site-footer img{margin-bottom:10px}
.prose{padding:40px 0 56px}
.prose h2{font-size:1.3rem;margin-top:1.6em}
.prose li{margin-bottom:6px}
.placeholder{background:#FEF3C7;border:1px dashed #F59E0B;padding:0 4px;border-radius:4px;font-weight:600}
@media (min-width:720px){
  nav a:not(.btn){display:inline}
  .hero{padding:72px 0 56px}
  .hero-inner{grid-template-columns:1.3fr 1fr;align-items:center}
  .grid-3{grid-template-columns:repeat(3,1fr)}
  .plat-head{display:grid;grid-template-columns:110px 1fr 1fr;gap:10px;font-size:.85rem;color:var(--muted);font-weight:600;margin-bottom:6px}
  .plat-row{grid-template-columns:110px 1fr 1fr;align-items:center}
  .plat-name{grid-column:auto}
  .two{grid-template-columns:1fr 1fr}
  .checks{grid-template-columns:repeat(3,1fr)}
  .calc{grid-template-columns:1.4fr 1fr;align-items:start}
  .calc fieldset:first-child{grid-row:span 2}
  .optional{grid-column:2}
}

section[id]{scroll-margin-top:64px}