:root{--bg:#f4f4f3;--ink:#111;--muted:#555;--soft:#666;--line:#dcdcda;--line2:#e3e3e1;--card:#fff}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:'Onest',system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--ink);text-decoration:none}a:hover{color:#555}
img{max-width:100%}
input,select,button{font-family:inherit}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.mono{font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--soft)}
.btn{display:inline-block;padding:14px 22px;border-radius:10px;background:#111;color:#fff;font-weight:500;font-size:15px;border:0;cursor:pointer;text-align:center}
.btn:hover{background:#333;color:#fff}
.btn.ghost{background:#fff;color:#111;border:1px solid #c9c9c7}.btn.ghost:hover{background:#ebebe9;color:#111}
.btn.sm{padding:9px 16px;font-size:14px;border-radius:8px}
/* header */
.hdr{position:sticky;top:0;z-index:20;background:rgba(244,244,243,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.hdr .wrap{height:64px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;letter-spacing:-.02em}
.logo img{width:28px;height:28px;border-radius:7px;display:block}
.nav{display:flex;gap:clamp(14px,2.2vw,28px);font-size:14px;white-space:nowrap}.nav a{color:#444}
.hdr-btns{display:flex;gap:8px;align-items:center}
/* hero */
.crumbs{font-size:13px;color:#888;padding-top:28px}.crumbs a{color:#888}.crumbs a:hover{color:#111}.crumbs .upd{float:right;color:#aaa}@media(max-width:640px){.crumbs .upd{float:none;display:block;margin-top:6px}}
.hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:56px;align-items:center;padding:40px 0 72px}
h1{margin:0 0 22px;font-size:54px;line-height:1.04;letter-spacing:-.035em;font-weight:700;text-wrap:balance}
.lead{margin:0 0 30px;font-size:19px;line-height:1.5;color:#444;max-width:600px;text-wrap:pretty}
.ctas{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:24px}
.ticks{display:flex;gap:24px;flex-wrap:wrap;font-size:14px;color:var(--muted)}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px}
.price-card .row{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:14px 0;border-bottom:1px solid var(--line2);font-size:15px}
.price-card .row b{font-family:'JetBrains Mono',monospace;font-weight:500;white-space:nowrap}
.price-card .total{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:18px;padding:14px 16px;background:#111;color:#fff;border-radius:12px;font-size:15px}
.price-card .total b{font-family:'JetBrains Mono',monospace;font-weight:500;white-space:nowrap}
/* sections */
section{padding:0 0 80px}
h2{margin:0 0 14px;font-size:38px;letter-spacing:-.03em;font-weight:700;line-height:1.1;text-wrap:balance;max-width:820px}
.sub{margin:0 0 36px;font-size:17px;color:var(--muted);line-height:1.55;max-width:720px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.grid3>div{background:#fff;padding:28px}
.grid3 h3,.grid2 h3{margin:0 0 10px;font-size:19px;letter-spacing:-.02em;font-weight:600}
.grid3 p,.grid2 p{margin:0;font-size:15px;line-height:1.55;color:var(--muted)}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.grid2>div{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px}
.dark{background:#111;color:#fff;padding:80px 0;margin-bottom:80px}
.dark h2{color:#fff}.dark .sub{color:#aaa}
.dark .grid3{background:#333;border-color:#333}.dark .grid3>div{background:#111}.dark .grid3 p{color:#aaa}
.prose{font-size:17px;line-height:1.65;color:#333;max-width:780px}
.prose p{margin:0 0 16px}.prose ul{margin:0 0 16px;padding-left:22px}.prose li{margin-bottom:8px}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:start}
.list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:12px;font-size:16px;color:#444;line-height:1.5}
.list li{display:flex;gap:12px}.list li:before{content:"—";color:#111}
.steps{margin:0;padding:0;list-style:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.steps li{border-top:2px solid #111;padding-top:18px}
.steps .n{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--soft);margin-bottom:12px}
.steps h3{margin:0 0 10px;font-size:18px;font-weight:600;letter-spacing:-.01em}
.steps p{margin:0;font-size:15px;line-height:1.55;color:var(--muted)}
.example{display:flex;flex-direction:column;gap:8px}
.example .box{padding:16px;border:1px solid var(--line2);border-radius:12px;background:#fff;font-size:15px;line-height:1.7}
.example .box.out{border-color:#111}
.example .lbl{font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:#888;margin-bottom:8px}
.example mark{background:#ebebe9;border-radius:4px;padding:0 3px;color:inherit}
.example .chip{font-family:'JetBrains Mono',monospace;font-size:12px;padding:1px 6px;border-radius:5px;background:#111;color:#fff;white-space:nowrap}
.example .arrow{text-align:center;font-family:'JetBrains Mono',monospace;font-size:13px;color:#888}
.plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.plans>div{padding:18px;border:1px solid var(--line2);border-radius:12px;background:#fff}
.plans b{display:block;margin-bottom:8px}.plans span{font-size:14px;color:var(--soft);line-height:1.7}
/* faq */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:20px 0;display:flex;justify-content:space-between;gap:20px;font-size:18px;font-weight:500;letter-spacing:-.01em}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";font-family:'JetBrains Mono',monospace;color:#888}
.faq details[open] summary:after{content:"−"}
.faq p{margin:0;padding:0 0 22px;font-size:15px;line-height:1.6;color:var(--muted);max-width:780px}
/* related + cta */
.related{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.related a{display:flex;flex-direction:column;justify-content:space-between;gap:16px;padding:18px;border:1px solid var(--line);border-radius:12px;background:#fff;font-size:15px;font-weight:500;min-height:110px}
.related a span{font-family:'JetBrains Mono',monospace;font-size:13px;color:#888}
.related a:hover{background:#ebebe9}
.cta{background:#111;color:#fff;border-radius:22px;padding:56px 48px;display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap}
.cta h2{color:#fff;margin-bottom:10px;font-size:34px}.cta p{margin:0;font-size:17px;color:#aaa;line-height:1.5;max-width:560px}
.cta .btn{background:#fff;color:#111}.cta .btn:hover{background:#ddd}
.cta .btn.ghost{background:transparent;color:#fff;border-color:#444}.cta .btn.ghost:hover{background:#222}
/* footer */
footer{border-top:1px solid var(--line)}
.ft{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;font-size:14px;padding:48px 24px 32px}
.ft .col{display:flex;flex-direction:column;gap:8px}.ft .col a{color:var(--muted)}.ft .col div{font-weight:600;margin-bottom:4px}
.ft .brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;margin-bottom:10px}.ft .brand img{width:28px;height:28px;border-radius:7px}
.fb{display:flex;justify-content:space-between;font-size:13px;color:#888;flex-wrap:wrap;gap:12px;padding:0 24px 32px}.fb a{color:#888}
/* modal */
.ov{position:fixed;inset:0;z-index:50;background:rgba(17,17,17,.55);display:none;align-items:center;justify-content:center;padding:24px;overflow:auto}
.ov.open{display:flex}
.modal{background:#fff;border-radius:18px;width:100%;max-width:520px;padding:32px;position:relative;max-height:calc(100vh - 48px);overflow:auto}
.modal h2{font-size:28px;margin:0 0 8px;padding-right:40px}
.modal .x{position:absolute;top:16px;right:16px;width:36px;height:36px;border-radius:8px;border:0;background:transparent;font-size:20px;cursor:pointer}
.modal form{display:flex;flex-direction:column;gap:16px}
.modal label.f{display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--muted)}
.modal input[type=text],.modal input[type=email],.modal select{height:46px;border:1px solid #c9c9c7;border-radius:10px;padding:0 14px;font-size:16px;background:#fff;color:#111}
.modal input.bad{border-color:#111;box-shadow:0 0 0 1px #111}
.modal .chk{display:flex;gap:10px;align-items:flex-start;font-size:13px;line-height:1.45;color:var(--muted);cursor:pointer}
.modal .chk input{margin:2px 0 0;width:16px;height:16px;accent-color:#111;flex:none}
.modal .chk a{text-decoration:underline}
.modal .err{font-size:13px;color:#111;display:none}.modal .err.show{display:block}
.modal .hint{font-size:13px;color:#888;margin:0;text-align:center}
.modal button[type=submit]{height:50px;margin-top:4px}
.modal .done{display:none}.modal.sent .done{display:block}.modal.sent .form-part{display:none}
@media (max-width:1023px){
  h1{font-size:44px}.grid3{grid-template-columns:repeat(2,minmax(0,1fr))}.steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .related{grid-template-columns:repeat(2,minmax(0,1fr))}.ft{grid-template-columns:1fr 1fr 1fr}.ft>div:first-child{grid-column:1/-1}
}
@media (max-width:899px){
  .nav{display:none}.hero,.split{grid-template-columns:minmax(0,1fr);gap:32px}.hero{padding:28px 0 56px}
}
@media (max-width:767px){
  .wrap{padding:0 16px}.hdr .wrap{height:60px;gap:12px}
  h1{font-size:34px;line-height:1.08;margin-bottom:16px}.lead{font-size:16px;margin-bottom:24px}
  h2{font-size:28px}.sub{margin-bottom:24px;font-size:16px}
  section{padding-bottom:56px}.dark{padding:56px 0;margin-bottom:56px}
  .grid3,.grid2,.steps,.plans{grid-template-columns:minmax(0,1fr)}.grid3>div,.grid2>div,.card{padding:20px}
  .faq summary{font-size:16px;padding:16px 0}.prose{font-size:16px}
  .cta{padding:32px 20px;border-radius:16px}.cta h2{font-size:26px}.cta>div:last-child{width:100%;display:flex;gap:10px;flex-wrap:wrap}.cta .btn{flex:1 1 auto}
  .ft{grid-template-columns:1fr 1fr;padding:36px 16px 24px}.fb{padding:0 16px 24px}
  .ov{padding:12px;align-items:flex-end}.modal{padding:24px 18px;max-height:calc(100dvh - 24px)}
}
@media (max-width:479px){
  .related{grid-template-columns:minmax(0,1fr)}.hdr-btns .btn{padding:8px 12px;font-size:13px}.hdr-btns{gap:6px}
  .hero .ctas .btn{width:100%}h1{font-size:30px}
}