:root{
  --ink:#0f172a;--ink-2:#334155;--muted:#64748b;--line:#e2e8f0;--bg:#ffffff;--bg-2:#f8fafc;
  --navy:#0b1730;--navy-2:#13254a;--accent:#f76707;--accent-2:#e8590c;--ok:#2b8a3e;--ok-bg:#ebfbee;
  --radius:14px;--shadow:0 10px 30px rgba(15,23,42,.08);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;font-size:17px}
img{max-width:100%;height:auto}
a{color:var(--accent-2)}
.wrap{max-width:1080px;margin:0 auto;padding:0 16px}
.narrow{max-width:760px}
h1,h2,h3{line-height:1.2;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(2rem,5vw,3.2rem)}
h2{font-size:clamp(1.5rem,3.5vw,2.2rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:16px;background:#fff;padding:8px;z-index:9}

/* header */
.top{position:sticky;top:0;z-index:5;background:rgba(11,23,48,.96);backdrop-filter:blur(8px)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
.brand{color:#fff;text-decoration:none;font-weight:800;letter-spacing:-.01em;display:flex;align-items:center;gap:10px}
.brand svg{flex:none}
.nav{display:flex;gap:18px;align-items:center}
.nav a{color:#cbd5e1;text-decoration:none;font-size:.95rem}
.nav a:hover{color:#fff}
.nav .btn{color:#fff;white-space:nowrap}
@media (max-width:420px){.brand span{font-size:.92rem}.nav .btn-sm{padding:8px 11px;font-size:.85rem}}
@media (max-width:720px){.nav .hide-sm{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 22px;border-radius:10px;font-weight:700;text-decoration:none;border:0;cursor:pointer;font-size:1rem;transition:transform .15s,background .15s}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-2);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.35)}
.btn-ghost:hover{border-color:#fff}
.btn-sm{padding:9px 14px;font-size:.9rem}
.btn-dark{background:var(--navy);color:#fff}

/* hero */
.hero{background:radial-gradient(1200px 500px at 80% -10%,#1d3a75 0,transparent 60%),linear-gradient(180deg,var(--navy),var(--navy-2));color:#fff;padding:64px 0 72px}
.hero .grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.hero p.lead{font-size:1.2rem;color:#cbd5e1;max-width:36em}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#ffc078;margin-bottom:14px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0 12px}
.fine{font-size:.88rem;color:#94a3b8}
.mock{background:#fff;color:var(--ink);border-radius:var(--radius);box-shadow:0 30px 60px rgba(0,0,0,.35);padding:18px;font-size:.88rem}
.mock .row{display:flex;justify-content:space-between;padding:8px 4px;border-bottom:1px solid var(--line)}
.mock .row:last-child{border:0}
.mock .tot{background:var(--ok-bg);border-radius:8px;font-weight:800;color:var(--ok);font-size:1.05rem;margin-top:6px}
.mock .cap{font-size:.75rem;color:var(--muted);margin-top:8px}
@media (max-width:860px){.hero .grid{grid-template-columns:1fr}.hero{padding:44px 0 52px}}

/* sections */
section{padding:64px 0}
.alt{background:var(--bg-2)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.card h3{margin-bottom:.35em}
.card p{color:var(--ink-2);margin:0}
.num{display:inline-flex;width:30px;height:30px;border-radius:50%;background:#fff4e6;color:var(--accent-2);font-weight:800;align-items:center;justify-content:center;margin-bottom:10px}
.compare{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.compare th,.compare td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left}
.compare th{background:var(--navy);color:#fff;font-size:.9rem}
.compare td.bad{color:#c92a2a;font-weight:700}.compare td.good{color:var(--ok);font-weight:700}
.table-scroll{overflow-x:auto}

/* pricing */
.price-box{max-width:520px;margin:0 auto;background:#fff;border:2px solid var(--accent);border-radius:18px;padding:30px;box-shadow:var(--shadow);text-align:center}
.price{font-size:3.2rem;font-weight:900;letter-spacing:-.03em;margin:4px 0}
.price small{font-size:1rem;color:var(--muted);font-weight:600}
.checks{list-style:none;padding:0;margin:18px 0 22px;text-align:left}
.checks li{padding:7px 0 7px 30px;position:relative;border-bottom:1px dashed var(--line)}
.checks li:before{content:"";position:absolute;left:4px;top:13px;width:14px;height:8px;border-left:3px solid var(--ok);border-bottom:3px solid var(--ok);transform:rotate(-45deg)}
.guarantee{font-size:.9rem;color:var(--ink-2);margin-top:14px}

/* faq */
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin-bottom:10px}
summary{font-weight:700;cursor:pointer}
details p{margin:.7em 0 0;color:var(--ink-2)}

/* article pages */
.page-hero{background:linear-gradient(180deg,var(--navy),var(--navy-2));color:#fff;padding:48px 0 40px}
.page-hero p{color:#cbd5e1;font-size:1.1rem;max-width:40em}
.crumbs{font-size:.85rem;color:#94a3b8;margin-bottom:12px}
.crumbs a{color:#cbd5e1}
article{padding:40px 0}
article h2{margin-top:1.6em;font-size:1.6rem}
article ul,article ol{padding-left:1.3em}
article li{margin-bottom:.4em}
.callout{background:#fff4e6;border-left:4px solid var(--accent);padding:16px 18px;border-radius:8px;margin:24px 0}
.formula{font-family:ui-monospace,Menlo,Consolas,monospace;background:var(--bg-2);border:1px solid var(--line);padding:12px 14px;border-radius:8px;overflow-x:auto;display:block}
.buy-strip{background:var(--navy);color:#fff;border-radius:var(--radius);padding:24px;margin:32px 0;display:flex;gap:18px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.buy-strip p{margin:0;color:#cbd5e1}
.buy-strip strong{color:#fff;display:block;font-size:1.15rem}

/* calculator */
.calc{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
@media (max-width:860px){.calc{grid-template-columns:1fr}}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.panel h2{font-size:1.25rem}
.field{display:grid;grid-template-columns:1fr 130px;gap:10px;align-items:center;padding:8px 0;border-bottom:1px solid var(--line)}
.field label{font-size:.95rem;color:var(--ink-2)}
.field small{display:block;color:var(--muted);font-size:.78rem}
.field input,.field select{width:100%;padding:10px;border:1.5px solid #cbd5e1;border-radius:8px;font-size:16px;font-family:inherit;background:#fffdf5}
.field input:focus,.field select:focus{outline:2px solid var(--accent);border-color:var(--accent)}
.out{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line);gap:12px}
.out span:last-child{font-weight:700;font-variant-numeric:tabular-nums;text-align:right}
.out.big{background:var(--ok-bg);border-radius:10px;padding:14px;border:0;margin:10px 0}
.out.big span:last-child{color:var(--ok);font-size:1.5rem}
.warn{background:#fff5f5;border:1px solid #ffc9c9;color:#a61e1e;border-radius:10px;padding:12px 14px;font-size:.95rem;margin-top:12px}
.note{font-size:.85rem;color:var(--muted)}

/* footer */
footer{background:var(--navy);color:#94a3b8;padding:40px 0;font-size:.92rem}
footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}
@media (max-width:720px){footer .cols{grid-template-columns:1fr}}
footer a{color:#cbd5e1;text-decoration:none;display:block;padding:3px 0}
footer a:hover{color:#fff}
footer h4{color:#fff;margin:0 0 8px;font-size:.95rem}
.gbar{height:4px;background:linear-gradient(90deg,#2f6bff,#8b3dff,#ff3d9a,#19d3e6,#2ecc71,#ffd43b,#ff8c1a)}
.center{text-align:center}
.mt0{margin-top:0}
.sticky-price{display:none}
@media (max-width:860px){.sticky-price{display:flex;position:fixed;left:12px;right:12px;bottom:12px;z-index:6;justify-content:space-between;align-items:center;background:var(--navy);color:#fff;text-decoration:none;padding:14px 18px;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.3)}.sticky-price strong{color:#8ce99a;font-size:1.25rem}#o-price-anchor{scroll-margin-top:72px}}
@media (max-width:860px){body:has(.sticky-price) footer{padding-bottom:96px}}