:root{--ink:#071411;--ink-2:#0c211c;--ink-soft:#243b36;--teal:#14b8a6;--teal-deep:#0d9488;--mint:#5eead4;--paper:#f6faf9;--line:#e0ebe7;--slate:#5b6b73}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink-soft);font-family:"Manrope",system-ui,-apple-system,sans-serif;font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:"Bricolage Grotesque","Manrope",sans-serif;font-weight:800;color:var(--ink);line-height:1.1;margin:0}
a{color:var(--teal-deep)}
.wrap{max-width:860px;margin:0 auto;padding:0 18px}
header.top{background:var(--ink);color:#eafcf7}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:62px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-family:"Bricolage Grotesque",sans-serif;font-weight:800;font-size:20px}
.brand img{width:30px;height:30px;border-radius:8px}
nav.main{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:4px 14px}
nav.main a{color:#b9d9d2;text-decoration:none;font-size:14px;font-weight:600}
ul.plain{margin:0;padding-left:20px}ul.plain li{margin-bottom:6px}
nav.main a:hover{color:#fff}
.hero{background:radial-gradient(900px 420px at 85% -20%,rgba(20,184,166,.28),transparent 60%),linear-gradient(180deg,var(--ink),var(--ink-2));color:#eafcf7;padding:34px 0 44px}
.hero h1{color:#fff;font-size:clamp(26px,5vw,40px)}
.hero .lead{color:#b9d9d2;margin:12px 0 0;font-size:17px;max-width:640px}
.crumbs{font-size:13px;color:#8fb5ac;margin-bottom:12px}.crumbs a{color:#8fb5ac;text-decoration:none}.crumbs a:hover{color:#fff}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.chip{background:rgba(94,234,212,.14);color:var(--mint);font-size:12.5px;font-weight:700;padding:5px 11px;border-radius:999px}
main{padding:26px 0 40px}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;margin-bottom:16px;box-shadow:0 8px 24px rgba(7,20,17,.05)}
.card h2{font-size:20px;margin-bottom:12px}
ol.steps{padding-left:22px;margin:0}ol.steps li{margin-bottom:9px}
.tip{background:#e6f7f4;border-left:4px solid var(--teal);padding:12px 14px;border-radius:10px;font-size:15.5px}
.warn{background:#fff6e6;border-left:4px solid #f59e0b;padding:12px 14px;border-radius:10px;font-size:15px}
.frames{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:14px}
.frames img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:14px;background:#eef4f2;border:1px solid var(--line)}
table.nut{width:100%;border-collapse:collapse;font-size:15.5px}
table.nut th,table.nut td{padding:9px 8px;border-bottom:1px solid var(--line);text-align:right}
table.nut th:first-child,table.nut td:first-child{text-align:left}
table.nut thead th{color:var(--slate);font-weight:700;font-size:13px;text-transform:uppercase;letter-spacing:.06em}
.bar{display:flex;height:12px;border-radius:999px;overflow:hidden;margin:12px 0 6px;background:#eef4f2}
.bar span{display:block;height:100%}.bp{background:#14b8a6}.bc{background:#f59e0b}.bf{background:#6366f1}
.legend{display:flex;gap:16px;font-size:13.5px;color:var(--slate);flex-wrap:wrap}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}
.cta{background:linear-gradient(135deg,var(--teal),var(--teal-deep));color:#042b25;border:0}
.cta h2{color:#042b25}.cta p{margin:0 0 14px;color:#053f37}
.btns{display:flex;gap:10px;flex-wrap:wrap}
.btn{display:inline-block;text-decoration:none;font-weight:800;padding:13px 18px;border-radius:12px;font-size:15px}
.btn-dark{background:var(--ink);color:#eafcf7}.btn-light{background:#fff;color:var(--ink)}
ul.rel{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:8px}
ul.rel li a{display:block;background:#f2f8f6;border-radius:10px;padding:10px 12px;text-decoration:none;color:var(--ink);font-weight:600;font-size:15px}
ul.rel li a:hover{background:#e6f7f4}
ul.rel li a small{display:block;color:var(--slate);font-weight:500;font-size:12.5px}
.hub h2{font-size:22px;margin:26px 0 10px}
.muted{color:var(--slate);font-size:14px}
form.calc{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}
form.calc label{display:flex;flex-direction:column;font-size:13.5px;font-weight:700;color:var(--slate);gap:5px}
form.calc input,form.calc select{font:inherit;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}
.result{margin-top:16px;background:#e6f7f4;border-radius:14px;padding:16px 18px}
.result b{font-size:28px;color:var(--teal-deep);font-family:"Bricolage Grotesque",sans-serif}
footer{background:var(--ink);color:#9fc0b8;padding:34px 0 30px;font-size:14px}
footer a{color:#b9d9d2;text-decoration:none;margin-right:14px}
footer p{margin:8px 0 0;font-size:12.5px;color:#7d9d95}
@media (max-width:560px){.frames{grid-template-columns:1fr 1fr}nav.main{gap:2px 10px}nav.main a{font-size:12.5px}header.top .wrap{flex-wrap:wrap;padding-top:10px;padding-bottom:10px}}