:root {
  --brand-900:#0B1F3A; --brand-700:#123B63; --brand-500:#1E5A96;
  --teal-600:#0F766E; --teal-500:#0EA5A4; --teal-400:#2DD4BF;
  --amber-500:#F59E0B;
  --bg-0:#FFFFFF; --bg-50:#F6F9FC;
  --ink-900:#0F172A; --ink-700:#334155; --ink-500:#64748B;
  --radius:16px; --shadow:0 10px 30px rgba(2,8,23,.12);
}

*{box-sizing:border-box} html,body{height:100%}
body{margin:0; font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial; color:var(--ink-900); background:var(--bg-0);}
img{max-width:100%; display:block}
.container{width:min(1120px, 92%); margin-inline:auto}

.skiplink{position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden}
.skiplink:focus{left:8px; top:8px; width:auto; height:auto; background:#fff; padding:8px 12px; border-radius:8px; box-shadow:var(--shadow)}

:focus-visible{outline:3px solid rgba(45,212,191,.55); outline-offset:2px; border-radius:8px}

/* NAV */
.nav{position:sticky; top:0; z-index:50; backdrop-filter:saturate(180%) blur(8px); background:rgba(255,255,255,.86); border-bottom:1px solid rgba(2,8,23,.06)}
.nav__wrap{display:flex; align-items:center; justify-content:space-between; padding:12px 0}
.brand__img{height:28px; width:auto}
.nav__actions{display:flex; gap:8px}
.nav__actions .btn{padding:10px 14px}

/* TYPE */
.h1{font-size:clamp(28px, 6vw, 48px); line-height:1.1; margin:0 0 10px; letter-spacing:-.02em}
.h2{font-size:clamp(22px, 4.5vw, 34px); line-height:1.2; margin:0 0 14px}
.h5{font-size:17px; margin:0 0 6px}
.lead{font-size:clamp(16px,3.7vw,20px); color:var(--ink-700)}
.para{color:var(--ink-700); font-size:16px}
.price{font-weight:700; color:var(--brand-500)}
.microproof{margin-top:10px; color:var(--ink-700); font-size:15px}
.obs{margin-top:6px; color:var(--ink-500); font-size:13px}
.hint-inline{display:block; font-size:13px; color:var(--ink-500); margin-top:4px}

/* BUTTONS */
.btn{--p:12px; --px:16px; display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:var(--p) var(--px); border-radius:999px; text-decoration:none; font-weight:600; border:1px solid transparent; transition:transform .06s ease, box-shadow .2s ease, background .2s ease; cursor:pointer}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--teal-600); color:#fff; box-shadow:0 6px 20px rgba(15,118,110,.25)}
.btn--primary:hover{background:var(--teal-500)}
.btn--ghost{background:transparent; color:var(--ink-900); border-color:rgba(2,8,23,.12)}
.btn--ghost:hover{border-color:rgba(2,8,23,.24)}
.btn--xl{--p:16px; --px:22px; font-size:18px}
.btn--block-sm{width:100%}

/* LAYOUT HELPERS */
.section{padding:56px 0}
.section--alt{background:var(--bg-50)}
.align-center-sm{text-align:center}
.badges--left-sm{justify-content:flex-start}
.cta-row{display:grid; grid-template-columns:1fr; gap:10px; margin:16px 0 6px}
.cta-center{display:flex; justify-content:center; margin-top:14px}
.badges{display:flex; flex-wrap:wrap; gap:8px; padding:0; margin:10px 0 0; list-style:none}
.badges li{background:rgba(15,118,110,.08); color:var(--teal-600); padding:8px 12px; border-radius:999px; font-size:14px}

/* HERO */
.grid--hero{display:grid; grid-template-columns:1fr; gap:24px; align-items:center}
.hero{background:linear-gradient(180deg, rgba(11,31,58,.06), rgba(255,255,255,0) 60%)}
.hero__art{display:grid; place-items:center; height:320px}
.hero-visual{width:min(360px, 90%); height:auto; border-radius:28px; box-shadow:0 20px 60px rgba(2,8,23,.22)}
.hero-visual{background:#0B1F3A}

/* CARDS / CONTENT */
.cards--split{display:grid; grid-template-columns:1fr; gap:14px}
.card{background:#fff; border:1px solid rgba(2,8,23,.08); border-radius:var(--radius); padding:16px; box-shadow:var(--shadow)}
.list-steps-tight{margin:0; padding-left:18px}
.list-bullets{margin:0; padding-left:18px}
.list-cases{display:grid; grid-template-columns:1fr; gap:12px; margin-top:8px}
.case{background:linear-gradient(0deg,#fff, #fff); border:1px dashed rgba(2,8,23,.12); padding:14px; border-radius:12px}
.why{margin-top:12px}

/* OFFER */
.offer{background:linear-gradient(180deg, rgba(14,165,164,.06), rgba(255,255,255,0))}
.badges--center{justify-content:center}

/* FAQ */
.faq{display:grid; gap:10px}
.faq__q{width:100%; text-align:left; background:#fff; border:1px solid rgba(2,8,23,.12); border-radius:12px; padding:14px 16px; font-weight:600; cursor:pointer}
.faq__q[aria-expanded="true"]{border-color:var(--teal-500); box-shadow:0 0 0 3px rgba(45,212,191,.25)}
.faq__a{display:none; padding:10px 14px 16px; color:var(--ink-700)}
.faq__a.open{display:block}

/* FOOTER */
.footer{border-top:1px solid rgba(2,8,23,.08); background:var(--bg-0)}
.footer__wrap{display:flex; align-items:center; justify-content:space-between; gap:10px; padding:18px 0}
.footer__links{display:flex; gap:14px}
.footer__links a{color:var(--ink-700); text-decoration:none}
.footer .legal{padding:8px 0 24px; text-align:center; color:var(--ink-500); font-size:14px}

/* MOTION */
@media (prefers-reduced-motion: no-preference){
  .btn{transition:transform .06s ease, box-shadow .2s ease, background .2s ease}
  .hero__copy, .cards, .list-cases, .offer, .faq{animation:fadeIn .6s ease both}
}
@keyframes fadeIn{from{opacity:0; transform:translateY(8px)} to{opacity:1; transform:translateY(0)}}

/* --- Responsive refinements --- */
@media (min-width:640px){
  .btn--block-sm{width:auto}
  .cta-row{grid-template-columns:auto auto; justify-content:flex-start}
}
@media (min-width:900px){
  .grid--hero{grid-template-columns:1.08fr .92fr; gap:48px}
  .hero__art{height:420px}
  .align-center-sm{text-align:left}
  .badges--left-sm{justify-content:flex-start}
  .cards--split{grid-template-columns:1fr 1fr}
  .cta-center{justify-content:center}
}