:root{--bg:#fff;--ink:#000;--grey:#767676;--rule:#e6e6e6;--metal:linear-gradient(100deg,#8a8a8a 0%,#4a4a4a 35%,#1c1c1c 60%,#5c5c5c 100%)}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:"Jost",system-ui,sans-serif;font-weight:400;color:var(--ink);background:var(--bg);line-height:1.55;padding:40px 24px 80px}
.wrap{max-width:620px;margin:0 auto}
header{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:96px}
.logo{display:block;color:var(--ink);line-height:0}
.logo .mark{height:20px;width:auto;display:block}
header a.li{font-size:14px;color:var(--grey);text-decoration:none;border-bottom:1px solid var(--rule)}
header a.li:hover{color:var(--ink);border-color:var(--ink)}
h1{font-weight:600;font-size:clamp(30px,5.6vw,42px);line-height:1.12;letter-spacing:-.01em;margin-bottom:10px}
h1 .grey{display:block;color:var(--grey);font-weight:500}
.lede{font-size:19px;margin:28px 0 0}
.lede + .lede{margin-top:14px}
.leaks{margin:56px 0 0;padding-top:28px;border-top:1px solid var(--rule)}
.leaks h2{font-weight:500;font-size:17px;margin-bottom:22px}
.leaks p{font-size:14px;line-height:1.7;color:var(--grey);margin-bottom:14px}
.leaks b{font-weight:500;color:var(--ink)}
.close{margin-top:52px;padding-top:28px;border-top:1px solid var(--rule)}
.close p{font-size:19px;margin-bottom:12px}
.ctas{display:flex;flex-direction:column;gap:12px;margin:36px 0 16px}
.btn{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;border-radius:14px;text-decoration:none;font-size:17px;font-weight:500}
.btn.metal{background:var(--metal);color:#fff}
.btn.ghost{border:1px solid var(--ink);color:var(--ink)}
.btn:hover{opacity:.9}
.btn:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.fine{font-size:14px;color:var(--grey)}
footer{margin-top:96px;font-size:13px;color:var(--grey);display:flex;justify-content:space-between}
footer a{color:var(--grey);text-decoration:none}
.plan{margin-top:48px}
.plan p{font-size:19px;margin-bottom:10px}
.plan .step{display:grid;grid-template-columns:120px 1fr;gap:16px;padding:16px 0;border-top:1px solid var(--rule);font-size:17px}
.plan .step:last-of-type{border-bottom:1px solid var(--rule)}
.plan .step span{color:var(--grey)}
@media(max-width:480px){.plan .step{grid-template-columns:1fr;gap:2px}}

/* v2 */
.hero{padding:16px 0 8px}
.hero h1{font-size:clamp(40px,8vw,72px);line-height:1.02;letter-spacing:-.025em;font-weight:600}
.hero h1 .grey{font-size:clamp(28px,5vw,44px);margin-top:14px;font-weight:500}
.hero .lede{font-size:21px;max-width:560px}
.hero .ctas{margin-top:32px}
.proof{display:flex;gap:28px;flex-wrap:wrap;margin-top:48px;padding-top:20px;border-top:1px solid var(--rule);font-size:15px;color:var(--grey)}
.proof b{display:block;color:var(--ink);font-size:26px;font-weight:600;line-height:1}
.sec{margin-top:88px}
.sec h2{font-weight:600;font-size:clamp(26px,4vw,34px);line-height:1.15;letter-spacing:-.015em;margin-bottom:18px}
.sec p{font-size:19px;margin-bottom:12px}
.math{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--rule);border:1px solid var(--rule);margin:24px 0}
.math div{background:#fff;padding:18px 20px}
.math small{display:block;font-size:14px;color:var(--grey);margin-bottom:6px}
.math strong{font-size:30px;font-weight:600;letter-spacing:-.02em}
.stack{list-style:none;margin:20px 0 0}
.stack li{position:relative;padding:16px 0 16px 34px;border-top:1px solid var(--rule);font-size:18px}
.stack li:last-child{border-bottom:1px solid var(--rule)}
.stack li::before{content:"✓";font-weight:600;position:absolute;left:0;top:16px}
.stack li span{display:block;font-size:15px;color:var(--grey);margin-top:4px}
.forwho{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:22px}
.forwho h3{font-size:17px;font-weight:600;margin-bottom:10px}
.forwho ul{list-style:none;font-size:16px;color:var(--grey)}
.forwho li{padding:6px 0;border-top:1px solid var(--rule)}
.forwho .no li::before{content:"✕  ";color:#b3b3b3}
.forwho .yes li::before{content:"✓  ";color:var(--ink)}
.guarantee{margin-top:88px;padding:40px 36px;border-radius:20px;background:var(--metal);color:#fff}
.guarantee h2{font-size:clamp(30px,5vw,44px);line-height:1.05;letter-spacing:-.02em;font-weight:600;margin-bottom:16px}
.guarantee p{font-size:19px;color:#ddd;margin-bottom:12px}
.guarantee .btn.ghost{border-color:#fff;color:#fff;background:#fff;color:#000}
.guarantee .fine{color:#bbb}
.leaks.sec{margin-top:88px;border-top:0;padding-top:0}
.leaks.sec h2{font-size:clamp(26px,4vw,34px);margin-bottom:8px}
.leaks.sec .intro{font-size:19px;color:var(--ink);margin-bottom:24px}
@media(max-width:560px){.math,.forwho{grid-template-columns:1fr}}

/* v3 — leaks list */
.leaks.sec .intro{font-size:19px;color:var(--ink);margin-bottom:26px}
.leaklist{counter-reset:leak}
.leaklist .cat{margin-top:26px}
.leaklist .cat:first-child{margin-top:0}
.leaklist h3{font-size:15px;font-weight:600;padding-bottom:6px;border-bottom:1px solid var(--ink)}
.leaklist ol{list-style:none}
.leaklist li{counter-increment:leak;display:grid;grid-template-columns:32px 1fr;padding:6px 0;border-bottom:1px solid var(--rule);font-size:14px;line-height:1.4;color:var(--grey)}
.leaklist li::before{content:counter(leak,decimal-leading-zero);color:#c9c9c9;font-variant-numeric:tabular-nums;font-size:13px}
.leaks .tally{font-size:19px;color:var(--ink);margin-top:26px}

/* v3 — who-this-is-for: rows aligned across both columns */
.forwho{grid-template-rows:auto repeat(4,auto);row-gap:0;align-items:stretch}
.forwho>div{display:grid;grid-template-rows:subgrid;grid-row:span 5}
.forwho>div>ul{display:grid;grid-template-rows:subgrid;grid-row:span 4}
@media(max-width:560px){.forwho>div,.forwho>div>ul{display:block}}