:root{
  --primary:#0066FF; --primary-hover:#0052cc; --primary-light:#4d94ff;
  --primary-soft:#e6f0ff; --glow:rgba(0,102,255,.4);
  --ink:#1f2937; --ink-strong:#0f172a; --body:#545454; --muted:#64748b;
  --line:#e6e8ee; --card-gray:#f0f2f5; --gray-bg:#f7f8fb;
  --dark:#0a0a0b; --white:#fff;
  --r-lg:28px; --r-md:20px; --r-sm:14px; --r-pill:50px;
  --shadow-card:0 10px 30px rgba(16,24,64,.05);
  --shadow-lift:0 26px 60px rgba(16,24,64,.14);
  --container:1300px;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;font-weight:300;font-size:18px;
  line-height:1.6;color:var(--body);background:var(--white);-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{color:var(--ink);font-weight:500;line-height:1.08;letter-spacing:-.02em}
h1{font-size:clamp(36px,4.2vw,54px);letter-spacing:-.045em;line-height:1.03}
h2{font-size:clamp(28px,3.2vw,40px);letter-spacing:-.035em;line-height:1.06}
h3{font-size:22px;font-weight:500}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.lead{font-size:18px;color:var(--muted);font-weight:300;max-width:52ch}
.eyebrow{display:inline-flex;align-items:center;gap:11px;font-size:14px;font-weight:600;
  letter-spacing:.09em;text-transform:uppercase;color:var(--primary);margin-bottom:20px}
.eyebrow::before{content:"";width:4px;height:17px;background:var(--primary);border-radius:2px}

.btn{display:inline-flex;align-items:center;gap:12px;font-family:inherit;font-size:16px;
  font-weight:500;cursor:pointer;border-radius:var(--r-pill);transition:all .3s var(--ease);
  border:1px solid transparent;white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff;padding:11px 11px 11px 26px;
  box-shadow:0 12px 26px -10px var(--glow)}
.btn-primary .arrow{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.2);
  display:grid;place-items:center}
.btn-primary:hover{background:var(--primary-hover);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid #cfd3dd;padding:15px 30px}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--ink);padding:11px 11px 11px 26px}
.btn-white .arrow{width:36px;height:36px;border-radius:50%;background:var(--primary-soft);
  display:grid;place-items:center}

header{position:sticky;top:0;z-index:100;padding:16px 0}
.nav{position:relative;display:flex;align-items:center;gap:20px;max-width:1120px;margin:0 auto;
  height:64px;padding:0 12px 0 24px;border-radius:22px;
  background:rgba(255,255,255,.82);backdrop-filter:blur(16px);
  border:1px solid rgba(255,255,255,.6);box-shadow:0 10px 34px rgba(16,24,64,.09)}
.logo{display:flex;align-items:center;gap:9px;font-weight:600;font-size:20px;color:var(--ink);letter-spacing:-.02em}
.logo .mark{width:30px;height:30px;border-radius:9px;
  background:linear-gradient(135deg,var(--primary),var(--primary-light));
  display:grid;place-items:center;color:#fff;font-size:16px}
.nav-collapse{flex:1;display:flex;align-items:center}
.nav-links{display:flex;gap:30px;list-style:none;margin:0 auto}
.nav-links > li > a,.menu-trigger{font-size:15.5px;font-weight:400;color:var(--ink);
  display:flex;align-items:center;gap:5px;background:none;border:0;font-family:inherit;cursor:pointer;padding:8px 0}
.nav-links > li > a:hover,.menu-trigger:hover,.nav-links > li > a.is-active{color:var(--primary)}
.caret{font-size:10px;opacity:.6}
.nav-cta{display:flex;align-items:center;gap:18px}
.nav-cta .login{font-size:15.5px;font-weight:500;color:var(--ink)}
.has-menu{position:relative}
.submenu{position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(6px);
  min-width:190px;background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow-lift);padding:8px;opacity:0;visibility:hidden;transition:all .22s var(--ease);z-index:120}
.submenu::before{content:"";position:absolute;top:-12px;left:0;right:0;height:12px}
.submenu a{display:block;padding:11px 14px;border-radius:10px;font-size:15px;color:var(--ink)}
.submenu a:hover{background:var(--primary-soft);color:var(--primary)}
.has-menu:hover .submenu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;border:0;background:transparent;cursor:pointer;flex:none}
.nav-toggle span{display:block;width:22px;height:2px;margin:0 auto;background:var(--ink);border-radius:2px;transition:.3s}

.page-hero{padding:72px 0 40px;background:radial-gradient(900px 420px at 88% 0%,var(--primary-soft),transparent 70%)}
.page-hero h1{margin-bottom:16px;max-width:18ch}
.crumbs{font-size:14px;color:var(--muted);margin-bottom:18px}
.crumbs a{color:var(--primary)}
.prose{max-width:78ch}
.prose p,.prose li{margin-bottom:14px;color:var(--body);font-size:17px}
.prose h2{margin:36px 0 14px}
.prose h3{margin:28px 0 10px}
.prose ul,.prose ol{padding-left:22px;margin-bottom:16px}

.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:28px;
  box-shadow:var(--shadow-card)}
.card h3{margin-bottom:10px}
.card p{font-size:16px;color:var(--muted)}
.tag{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  color:var(--primary);background:var(--primary-soft);padding:6px 10px;border-radius:999px;margin-bottom:12px}

.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.price{border:1px solid var(--line);border-radius:var(--r-lg);padding:32px 28px;background:#fff;box-shadow:var(--shadow-card)}
.price.featured{border-color:var(--primary);box-shadow:0 18px 40px -18px var(--glow);transform:translateY(-6px)}
.price .amt{font-size:42px;font-weight:600;color:var(--ink);letter-spacing:-.04em;margin:10px 0 6px}
.price .amt span{font-size:16px;font-weight:400;color:var(--muted)}
.price ul{list-style:none;margin:22px 0;padding:0}
.price li{padding:8px 0 8px 26px;position:relative;font-size:15.5px}
.price li::before{content:"✓";position:absolute;left:0;color:var(--primary);font-weight:600}

.form{display:grid;gap:14px;max-width:560px}
.form label{font-size:14px;font-weight:500;color:var(--ink)}
.form input,.form select,.form textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;font:inherit;background:#fff}
.form textarea{min-height:140px;resize:vertical}
.note{padding:16px 18px;border-radius:12px;background:var(--primary-soft);color:var(--ink);font-size:15px}

.legal{max-width:78ch}
.legal h2{margin:32px 0 12px}
.legal p,.legal li{font-size:16px;color:var(--muted);margin-bottom:12px}
.legal ul{padding-left:20px}

.post-list{display:grid;gap:18px}
.post{display:grid;grid-template-columns:140px 1fr;gap:22px;align-items:center;padding:18px;
  border:1px solid var(--line);border-radius:18px;background:#fff}
.post .date{font-size:13px;color:var(--muted)}
.post h3{margin:4px 0 8px}
.help-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.status-row{display:flex;justify-content:space-between;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}
.ok{color:#16a34a;font-weight:600}
.embed{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#000;min-height:420px}
.embed iframe{width:100%;height:480px;border:0;display:block}
.docs-toc a{display:block;padding:8px 0;color:var(--ink)}
.docs-toc a:hover{color:var(--primary)}
.table{width:100%;border-collapse:collapse;font-size:15px}
.table th,.table td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--line)}
.job{display:flex;justify-content:space-between;gap:16px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}

.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;text-align:left;background:none;border:0;cursor:pointer;font-family:inherit;
  font-size:18px;font-weight:500;color:var(--ink);padding:26px 0;display:flex;justify-content:space-between;gap:20px}
.faq-q .pm{color:var(--primary);font-size:24px}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
.faq-a p{padding:0 0 26px;font-size:16px;color:var(--muted)}

.final{position:relative;overflow:hidden;text-align:center;color:#fff;padding:88px 0;
  background:linear-gradient(150deg,var(--primary),var(--primary-hover))}
.final h2{color:#fff;max-width:16ch;margin:0 auto 16px}
.final p{color:rgba(255,255,255,.88);font-size:19px;margin-bottom:34px}
.final .btn-white{display:inline-flex}

footer{background:var(--dark);color:rgba(255,255,255,.62);padding:76px 0 34px}
.foot-top{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr 1fr;gap:34px;padding-bottom:44px}
footer .logo{color:#fff;margin-bottom:16px}
.foot-brand p{font-size:14.5px;max-width:32ch;margin-bottom:22px}
.foot-badges{display:flex;gap:14px}
.foot-badges .b{width:52px;height:52px;border-radius:50%;border:1px solid rgba(255,255,255,.18);
  display:grid;place-items:center;font-size:10px;font-weight:600;text-align:center}
.foot-col h4{color:#fff;font-size:14px;font-weight:600;margin-bottom:18px}
.foot-col a{display:block;font-size:14.5px;padding:6px 0}
.foot-col a:hover{color:#fff}
.foot-div{height:1px;background:rgba(255,255,255,.1);margin:8px 0 26px}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;font-size:13.5px}
.foot-legal{display:flex;gap:20px;flex-wrap:wrap}

.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.in{opacity:1;transform:none}

@media(max-width:1000px){
  .nav{padding:0 10px 0 20px}
  .nav-toggle{display:flex}
  .nav-collapse{position:absolute;top:calc(100% + 12px);left:0;right:0;
    flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);
    border-radius:20px;box-shadow:var(--shadow-lift);padding:12px;
    opacity:0;visibility:hidden;transform:translateY(-8px)}
  .nav-collapse.open{opacity:1;visibility:visible;transform:none}
  .nav-links{flex-direction:column;gap:0;margin:0}
  .nav-links > li > a,.menu-trigger{width:100%;padding:15px 12px}
  .nav-cta{flex-direction:column;align-items:stretch;gap:12px;padding:16px 12px}
  .has-menu .submenu{position:static;transform:none;display:none;box-shadow:none;border:0;opacity:1;visibility:visible;min-width:0;background:transparent}
  .has-menu.open .submenu{display:block}
  .grid-2,.grid-3,.price-grid,.help-grid,.post{grid-template-columns:1fr}
  .foot-top{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .section{padding:56px 0}.container{padding:0 18px}
  .foot-top{grid-template-columns:1fr}
  .price.featured{transform:none}
}