:root{--ink:#111511;--ink-soft:#4b544c;--line:#e3e6e2;--bg:#ffffff;--bg-alt:#f7f8f6;--accent:#f0b429;--accent-ink:#1a1a1a;--radius:14px;--maxw:1080px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:ui-sans-serif,-apple-system,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
a{color:inherit}
header{border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(255,255,255,.9);backdrop-filter:blur(8px);z-index:10}
.bar{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:650;letter-spacing:-.02em;font-size:20px;text-decoration:none}
.logo svg{display:block}
.nav{display:flex;gap:26px;font-size:15px;color:var(--ink-soft)}
.nav a{text-decoration:none}
.nav a:hover{color:var(--ink)}
@media(max-width:680px){.nav{display:none}}
.hero{padding:88px 24px 76px}
.tag{display:inline-block;font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-soft);border:1px solid var(--line);border-radius:999px;padding:6px 14px;margin-bottom:26px}
h1{font-size:clamp(38px,6.2vw,60px);line-height:1.12;letter-spacing:-.035em;font-weight:680;margin:0 0 22px;max-width:15ch}
h1 .mark{text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:.07em;text-underline-offset:.14em;text-decoration-skip-ink:auto}
.lead{font-size:clamp(18px,2.2vw,21px);color:var(--ink-soft);max-width:52ch;margin:0 0 34px}
form{display:flex;gap:10px;flex-wrap:wrap;max-width:520px}
input[type=email]{flex:1 1 260px;min-width:0;padding:14px 16px;font:inherit;font-size:16px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-alt);color:var(--ink)}
input[type=email]:focus{outline:2px solid var(--accent);outline-offset:1px;background:#fff}
button{padding:14px 24px;font:inherit;font-weight:600;font-size:16px;border:0;border-radius:var(--radius);cursor:pointer;background:var(--ink);color:#fff;transition:transform .12s ease,opacity .12s ease}
button:hover{opacity:.88}
button:active{transform:translateY(1px)}
.form-note{font-size:14px;color:var(--ink-soft);margin-top:12px}
section{padding:76px 0;border-top:1px solid var(--line)}
.alt{background:var(--bg-alt)}
h2{font-size:clamp(24px,3.4vw,32px);letter-spacing:-.025em;font-weight:660;margin:0 0 12px}
.sub{color:var(--ink-soft);max-width:56ch;margin:0 0 44px}
.grid{display:grid;gap:28px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card h3{font-size:18px;font-weight:640;margin:16px 0 8px;letter-spacing:-.01em}
.card p{margin:0;color:var(--ink-soft);font-size:16px}
.icon{width:40px;height:40px;border-radius:11px;background:var(--accent);display:grid;place-items:center}
.icon svg{stroke:var(--accent-ink);stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.steps{counter-reset:s;display:grid;gap:32px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.step{position:relative;padding-top:14px;border-top:2px solid var(--ink)}
.step::before{counter-increment:s;content:"0" counter(s);font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--ink-soft)}
.step h3{font-size:18px;font-weight:640;margin:6px 0 8px;letter-spacing:-.01em}
.step p{margin:0;color:var(--ink-soft);font-size:16px}
.cta{text-align:center}
.cta form{margin:0 auto;justify-content:center}
.cta .sub{margin-left:auto;margin-right:auto}
footer{border-top:1px solid var(--line);padding:34px 0;font-size:14px;color:var(--ink-soft)}
.foot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
@media(max-width:560px){.hero{padding:60px 24px 56px}section{padding:56px 0}.sub{margin-bottom:32px}form{max-width:none}input[type=email],button{flex:1 1 100%}}
@media (prefers-color-scheme:dark){:root{--ink:#f2f4f1;--ink-soft:#a2aaa3;--line:#2a2f2b;--bg:#111511;--bg-alt:#181d19}
header{background:rgba(17,21,17,.9)}
button{background:var(--accent);color:#141414}
input[type=email]:focus{background:#1e241f}}