:root{
  --bg:#ffffff; --bg-soft:#f3f6fd; --card:#ffffff; --ink:#0d1b2a; --muted:#5b6b7f;
  --line:#e4eaf3; --brand:#3b5bfd; --brand-d:#2742d8; --accent:#06b6a4;
  --ok:#16a34a; --shadow:0 8px 30px rgba(20,40,90,.08); --radius:16px;
  --wrap:1120px; --head:68px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:clip}
body{margin:0;font-family:Onest,-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;font-size:17px;overflow-x:clip;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em;font-weight:700;letter-spacing:-.02em}
h1{font-size:clamp(28px,5vw,46px);font-weight:800}
h2{font-size:clamp(23px,3.4vw,34px)}
h3{font-size:20px}
p{margin:0 0 1em}
a{color:var(--brand);text-decoration:none}
img{max-width:100%}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:12px;top:12px;background:#fff;padding:8px 14px;z-index:200;border-radius:8px;box-shadow:var(--shadow)}

/* header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.88);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:20px;height:var(--head)}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);font-size:19px}
.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;font-weight:800}
.main-nav{display:flex;gap:6px;margin-left:8px;flex:1}
.main-nav a{color:var(--muted);font-weight:500;padding:8px 12px;border-radius:9px;font-size:15px}
.main-nav a:hover{color:var(--ink);background:var(--bg-soft)}
.main-nav a[aria-current]{color:var(--brand);background:var(--bg-soft)}
.header-cta{margin-left:auto}
.menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:10px;padding:7px;color:var(--ink);cursor:pointer}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:16px;
  padding:13px 22px;border-radius:12px;border:1.5px solid transparent;cursor:pointer;transition:.18s;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-d));color:#fff;box-shadow:0 6px 18px rgba(59,91,253,.28)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 26px rgba(59,91,253,.36)}
.btn-ghost{background:#fff;color:var(--brand);border-color:#cfd9f7}
.btn-ghost:hover{background:var(--bg-soft);border-color:var(--brand)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-block{display:flex;width:100%;margin-top:8px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin:22px 0}
.cta-row.center{justify-content:center}

/* hero */
.hero{background:radial-gradient(1200px 400px at 80% -10%,rgba(6,182,164,.10),transparent),
  linear-gradient(180deg,var(--bg-soft),#fff)}
.hero-inner{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:48px;align-items:center;padding:64px 20px 56px}
.hero-inner>*{min-width:0}
.hero-solo .hero-inner{grid-template-columns:1fr;max-width:820px;margin:0 auto;text-align:center;padding:72px 20px 60px}
.hero-solo .lead{margin-left:auto;margin-right:auto}
.hero-solo .cta-row,.hero-solo .hero-badges{justify-content:center}
.lead{font-size:19px;color:var(--muted);max-width:34em}
.hero-badges{list-style:none;display:flex;flex-wrap:wrap;gap:10px 22px;padding:0;margin:18px 0 0}
.hero-badges li{position:relative;padding-left:24px;color:var(--muted);font-size:15px;font-weight:500}
.hero-badges li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800}
.hero-art{display:flex;justify-content:center}
.device{width:100%;max-width:360px;min-width:0;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:18px;font-family:"JetBrains Mono",monospace;font-size:13px;overflow:hidden}
.device-row{min-width:0}.device-row .ms{flex:none}
.device-bar{display:flex;gap:7px;margin-bottom:16px}
.device-bar span{width:11px;height:11px;border-radius:50%;background:#dfe6f2}
.device-bar span:first-child{background:#ff6058}.device-bar span:nth-child(2){background:#ffbd2e}.device-bar span:nth-child(3){background:#28c93f}
.device-row{display:flex;align-items:center;gap:9px;padding:11px 12px;background:var(--bg-soft);border-radius:11px;margin-bottom:9px}
.device-row .ms{margin-left:auto;color:var(--muted)}
.dot{width:9px;height:9px;border-radius:50%}.dot.ok{background:var(--ok);box-shadow:0 0 0 3px rgba(22,163,74,.18)}
.device-key{margin-top:14px;padding:11px 12px;border-radius:11px;color:#fff;font-weight:600;
  background:linear-gradient(135deg,var(--brand),var(--accent))}

/* sections */
.section{padding:52px 0}
.section .wrap>h2{text-align:center;margin-bottom:32px}
.prose{max-width:760px}
.prose h2{text-align:left}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.18s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d4def5}
.card h3{margin-bottom:8px}
.card p{color:var(--muted);margin:0}

/* steps */
.steps{list-style:none;counter-reset:s;padding:0;max-width:760px;margin:0 auto;display:grid;gap:14px}
.steps li{display:flex;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px}
.step-n{flex:none;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-weight:700;
  background:var(--bg-soft);color:var(--brand)}
.steps p{margin:.2em 0 0;color:var(--muted);font-size:15px}

/* pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:900px;margin:0 auto}
.plan{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;text-align:center}
.plan-best{border-color:var(--brand);box-shadow:var(--shadow)}
.plan-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--brand);color:#fff;font-size:12px;font-weight:700;padding:4px 12px;border-radius:20px}
.plan-name{color:var(--muted);font-weight:600}
.plan-price{font-size:34px;font-weight:800;margin:8px 0 4px}
.plan-price span{display:block;font-size:14px;color:var(--muted);font-weight:500}
.plan ul{list-style:none;padding:0;margin:16px 0;text-align:left}
.plan li{padding:7px 0 7px 24px;position:relative;color:var(--muted);font-size:15px;border-top:1px solid var(--line)}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800}

/* faq */
.faq{max-width:780px;margin:0 auto;display:grid;gap:12px}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:13px;padding:4px 20px}
.faq summary{cursor:pointer;font-weight:600;padding:16px 0;list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--brand);font-size:22px;font-weight:700}
.faq details[open] summary::after{content:"–"}
.faq-a{padding-bottom:16px;color:var(--muted)}
.faq-a p{margin:0}

/* band */
.band{background:linear-gradient(135deg,var(--brand),var(--brand-d));color:#fff}
.band-inner{text-align:center;padding:54px 20px}
.band h2{color:#fff}
.band p{color:rgba(255,255,255,.86);max-width:40em;margin:0 auto 8px}
.band .btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4)}
.band .btn-ghost:hover{background:rgba(255,255,255,.2)}

/* breadcrumbs */
.breadcrumbs{padding-top:20px;font-size:14px;color:var(--muted);display:flex;gap:8px}
.breadcrumbs a{color:var(--muted)}.breadcrumbs a:hover{color:var(--brand)}

/* footer */
.site-footer{background:var(--bg-soft);border-top:1px solid var(--line);margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1.4fr 1.1fr;gap:40px;padding:52px 20px 30px}
.footer-brand p{color:var(--muted);font-size:15px;margin-top:14px;max-width:30em}
.footer-col h4,.footer-cta h4{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:16px;font-weight:700}
.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:10px 24px}
.footer-links a{color:var(--ink);font-size:15px;font-weight:500}.footer-links a:hover{color:var(--brand)}
.footer-cta-note{color:var(--muted);font-size:14px;margin-bottom:14px}
.footer-cta .btn-block{margin-top:0;margin-bottom:10px}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}

/* mobile drawer */
.mobile-drawer{position:fixed;inset:var(--head) 0 0;background:#fff;z-index:99;padding:24px 20px;display:flex;flex-direction:column;gap:6px;overflow-y:auto}
.mobile-drawer[hidden]{display:none}
.mobile-drawer nav{display:flex;flex-direction:column;gap:4px}
.mobile-drawer nav a{padding:14px 12px;border-radius:10px;color:var(--ink);font-weight:600;font-size:17px}
.mobile-drawer nav a:hover,.mobile-drawer nav a[aria-current]{background:var(--bg-soft);color:var(--brand)}
.drawer-cta{margin-top:auto;display:grid;gap:10px;padding-top:20px}

@media(max-width:880px){
  .main-nav,.header-cta{display:none}
  .menu-toggle{display:block}
  .site-header{position:fixed;left:0;right:0;top:0}
  body{padding-top:var(--head)}
  .hero-inner{grid-template-columns:minmax(0,1fr);gap:28px;padding:36px 20px}
  .hero-art{order:2;margin-top:4px}
  .device{max-width:340px;margin:0 auto}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .pricing{grid-template-columns:1fr;max-width:420px}
  .cta-row .btn{flex:1}
  body.menu-open{overflow:hidden}
}
@media(min-width:881px){.mobile-drawer{display:none!important}}