:root{
  --ink:#0a0f2e;
  --navy:#111a56;
  --blue:#2459ff;
  --sky:#e8eeff;
  --mint:#38d98a;
  --mint-d:#1fae6a;
  --paper:#f5f6fb;
  --white:#fff;
  --text:#1b2145;
  --muted:#5b6285;
  --line:#dde1f0;
  --serif:"Iowan Old Style","Palatino Linotype",Georgia,serif;
  --sans:-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --r:6px;
  --w:1120px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--text);background:var(--white);line-height:1.65;font-size:17px}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.18;margin:0 0 .6em;color:var(--ink);font-weight:700}
h1{font-size:clamp(2.1rem,5vw,3.5rem);letter-spacing:-.02em}
h2{font-size:clamp(1.6rem,3vw,2.2rem);letter-spacing:-.01em}
h3{font-size:1.2rem}
p{margin:0 0 1em}
a{color:var(--blue);text-decoration-thickness:1px;text-underline-offset:3px}
ul,ol{padding-left:1.2em;margin:0 0 1em}
li{margin-bottom:.4em}
.wrap{max-width:var(--w);margin:0 auto;padding:0 20px}

/* ---------- top bar ---------- */
.top{position:sticky;top:0;z-index:50;background:var(--ink);color:#fff;border-bottom:1px solid #1f2763}
.top__in{display:flex;align-items:center;gap:16px;height:60px;flex-wrap:nowrap}
.brand{display:flex;align-items:center;gap:8px;color:#fff;text-decoration:none;font-family:var(--sans);font-size:1.08rem;font-weight:700;white-space:nowrap;flex-shrink:0}
.brand__mark{width:22px;height:22px;border-radius:4px;object-fit:cover;flex-shrink:0}
.menu{display:flex;gap:2px;margin:0 auto 0 6px;padding:0;list-style:none;flex-shrink:1;overflow:hidden}
.menu li{margin:0;flex-shrink:0}
.menu a{display:block;padding:6px 10px;border-radius:var(--r);color:#c9d0f5;text-decoration:none;font-size:.82rem;white-space:nowrap}
.menu a:hover,.menu a[aria-current="page"]{background:#1b2470;color:#fff}
.burger{display:none;margin-left:auto;background:none;border:1px solid #39428a;color:#fff;border-radius:var(--r);padding:7px 12px;font:inherit;cursor:pointer;flex-shrink:0}

.btn{display:inline-block;padding:12px 22px;border-radius:var(--r);background:var(--mint);color:var(--ink);font-weight:700;text-decoration:none;border:2px solid var(--mint);transition:.2s;font-size:.98rem;cursor:pointer;font-family:inherit;line-height:1.2}
.btn:hover{background:var(--mint-d);border-color:var(--mint-d)}
.btn--line{background:transparent;color:#fff;border-color:#5b66b8}
.btn--line:hover{background:#1b2470;border-color:#fff}
.btn--blue{background:var(--blue);border-color:var(--blue);color:#fff}
.btn--blue:hover{background:#1a46d1;border-color:#1a46d1}
.btn--sm{padding:8px 16px;font-size:.88rem}

/* ---------- hero ---------- */
.hero{background:radial-gradient(900px 400px at 85% 0,#2a3fb8 0,transparent 70%),linear-gradient(180deg,var(--ink),var(--navy));color:#dfe4ff;padding:64px 0 72px}
.hero__grid{display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center}
.hero h1{color:#fff}
.hero__lead{font-size:1.15rem;color:#c3caf0;max-width:34em}
.hero__act{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.crumbs{font-size:.85rem;color:#98a2dd;margin-bottom:18px}
.crumbs a{color:#c3caf0}
.kicker{display:inline-block;font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--mint);border:1px solid #2c8a62;padding:4px 10px;border-radius:99px;margin-bottom:18px}

.facts{background:#fff;color:var(--text);border-radius:10px;padding:22px 24px;box-shadow:0 20px 50px rgba(0,0,10,.35)}
.facts h2{font-size:1.05rem;font-family:var(--sans);text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:12px}
.facts dl{margin:0}
.facts div{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-top:1px dashed var(--line)}
.facts dt{color:var(--muted);font-size:.92rem}
.facts dd{margin:0;font-weight:700;text-align:right;font-size:.95rem}

/* ---------- sections ---------- */
.sec{padding:64px 0;border-bottom:1px solid var(--line)}
.sec--tint{background:var(--paper)}
.sec--dark{background:var(--ink);color:#d2d8fb;border-bottom:0}
.sec--dark h2,.sec--dark h3{color:#fff}
.sec__grid{display:grid;grid-template-columns:200px 1fr;gap:40px}
.sec__tag{position:sticky;top:90px;align-self:start;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);font-weight:700;border-top:3px solid var(--blue);padding-top:10px}
.sec--dark .sec__tag{color:var(--mint);border-color:var(--mint)}
.sec__body>*:last-child{margin-bottom:0}
.lead{font-size:1.12rem;color:var(--muted)}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;margin:26px 0}
.card{background:#fff;border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:var(--r);padding:20px}
.card:nth-child(even){border-left-color:var(--mint-d)}
.card h3{margin-bottom:.4em}
.card p{margin:0;color:var(--muted);font-size:.96rem}
.sec--dark .card{background:#141c5c;border-color:#27327f;border-left-color:var(--mint)}
.sec--dark .card p{color:#b3bbea}

.steps{list-style:none;counter-reset:s;padding:0;margin:24px 0}
.steps li{counter-increment:s;position:relative;padding:0 0 22px 62px;margin:0}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:42px;height:42px;border-radius:50%;background:var(--ink);color:var(--mint);font-family:var(--serif);font-weight:700;font-size:1.2rem;display:grid;place-items:center}
.steps li::after{content:"";position:absolute;left:20px;top:46px;bottom:4px;width:2px;background:var(--line)}
.steps li:last-child::after{display:none}
.steps strong{display:block;color:var(--ink);font-size:1.05rem}

.note{border-left:4px solid var(--mint-d);background:#eefaf4;padding:16px 20px;border-radius:0 var(--r) var(--r) 0;margin:22px 0;font-size:.97rem}
.note--warn{border-color:#e0a100;background:#fff7e0}
.note strong{color:var(--ink)}

/* ---------- demo sign-in form (UI mock-up, non-functional) ---------- */
.demo-form{max-width:440px;margin:22px 0 0;padding:24px;border:1px solid var(--line);border-radius:10px;background:var(--white);box-shadow:0 1px 3px rgba(10,15,46,.05)}
.demo-form__row{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.demo-form__row label{font-size:.88rem;font-weight:600;color:var(--ink)}
.demo-form__row input{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:var(--r);font:inherit;font-size:.98rem;background:var(--white);color:var(--text);transition:border-color .15s,box-shadow .15s}
.demo-form__row input::placeholder{color:#a3a9c2}
.demo-form__row input:hover{border-color:#c4cae0}
.demo-form__row input:focus{outline:0;border-color:var(--blue);box-shadow:0 0 0 3px rgba(36,89,255,.15)}
.demo-form__check{display:flex;gap:8px;align-items:center;font-size:.92rem;color:var(--text);margin-bottom:18px;cursor:pointer}
.demo-form__check input{accent-color:var(--blue);margin:0}
.demo-form__act{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.demo-form__act .btn{padding:10px 18px;font-size:.94rem}
.demo-form__link{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 16px;border-radius:var(--r);border:2px solid var(--blue);color:var(--blue);text-decoration:none;font-weight:700;font-size:.92rem;transition:.2s;background:transparent;line-height:1.2}
.demo-form__link:hover{background:var(--sky)}
.demo-form__hint{margin:14px 0 0;font-size:.82rem;color:var(--muted)}

.tbl{width:100%;border-collapse:collapse;margin:22px 0;font-size:.95rem}
.tbl caption{text-align:left;font-weight:700;margin-bottom:8px;color:var(--ink)}
.tbl th,.tbl td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl thead th{background:var(--ink);color:#fff;font-weight:600}
.tbl tbody tr:nth-child(even){background:var(--paper)}
.scroll{overflow-x:auto}

.tabs{margin:24px 0}
.tabs__bar{display:flex;gap:6px;flex-wrap:wrap;border-bottom:2px solid var(--line)}
.tabs__btn{background:none;border:0;padding:10px 16px;font:inherit;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-2px}
.tabs__btn[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--blue)}
.tabs__pane{padding:22px 0 0}
.tabs__pane[hidden]{display:none}

.faq details{border:1px solid var(--line);border-radius:var(--r);margin-bottom:10px;background:#fff}
.faq summary{cursor:pointer;padding:16px 20px;font-weight:700;color:var(--ink);list-style:none;position:relative;padding-right:46px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:20px;top:12px;font-size:1.5rem;color:var(--blue)}
.faq details[open] summary::after{content:"–"}
.faq details>div{padding:0 20px 16px;color:var(--muted)}

.split{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.pill{display:inline-block;background:var(--sky);color:var(--blue);font-size:.8rem;font-weight:700;padding:3px 10px;border-radius:99px;margin:0 6px 6px 0}
.cta{background:linear-gradient(120deg,var(--blue),#5a2bd9);color:#fff;border-radius:12px;padding:40px;display:flex;justify-content:space-between;gap:24px;align-items:center;flex-wrap:wrap}
.cta h2{color:#fff;margin:0 0 6px}
.cta p{margin:0;color:#dfe4ff}
.chk{list-style:none;padding:0}
.chk li{padding-left:28px;position:relative}
.chk li::before{content:"";position:absolute;left:2px;top:.5em;width:12px;height:7px;border-left:3px solid var(--mint-d);border-bottom:3px solid var(--mint-d);transform:rotate(-45deg)}

/* ---------- footer ---------- */
.foot{background:var(--ink);color:#a9b2e6;padding:50px 0 28px;font-size:.92rem}
.foot__grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:30px}
.foot h4{font-family:var(--sans);font-size:.78rem;text-transform:uppercase;letter-spacing:.12em;color:#fff;margin-bottom:12px}
.foot ul{list-style:none;padding:0;margin:0}
.foot a{color:#a9b2e6;text-decoration:none}
.foot a:hover{color:#fff}
.foot__legal{border-top:1px solid #222b6f;margin-top:34px;padding-top:20px;font-size:.82rem;color:#838cc4}

.rv{opacity:0;transform:translateY(14px);transition:.5s}
.rv.on{opacity:1;transform:none}

@media (max-width:860px){
  .hero__grid,.split{grid-template-columns:1fr}
  .sec__grid{grid-template-columns:1fr;gap:14px}
  .sec__tag{position:static}
  .foot__grid{grid-template-columns:1fr 1fr}
  .burger{display:block}
  .top .btn--sm{display:none}
  .menu{display:none;position:absolute;left:0;right:0;top:64px;flex-direction:column;background:var(--ink);padding:10px 20px 18px;margin:0;border-bottom:1px solid #1f2763}
  .menu.open{display:flex}
  .cta{padding:28px}
}

@media (max-width:520px){
  .demo-form{padding:18px}
  .demo-form__act{flex-direction:column;align-items:stretch}
  .demo-form__act .btn,.demo-form__link{width:100%;text-align:center}
}