:root{
  --ink:#0d1017; --ink-2:#141926; --ink-3:#1b2333; --line:#27314a;
  --text:#e6eaf3; --dim:#9aa6bf; --copper:#e08544; --copper-2:#ffab63;
  --moon:#c9d4e8; --good:#4fd08a; --bad:#f27272; --radius:10px;
}
*{box-sizing:border-box}
html,body{width:100%;overflow-x:hidden;margin:0;padding:0}
body{
  background:var(--ink); color:var(--text); line-height:1.66;
  font-family:"Sora",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:16px; -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto}
a{color:var(--copper-2);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1080px;margin:0 auto;padding:0 22px}

/* progress bar */
#prog{position:fixed;top:0;left:0;height:3px;width:0;background:var(--copper);z-index:60;transition:width .1s linear}

/* header */
.site-head{position:sticky;top:0;z-index:50;background:rgba(13,16,23,.94);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.head-row{display:flex;align-items:center;flex-wrap:nowrap;gap:12px;min-height:64px}
.brand-logo{font-weight:800;font-size:1.14rem;letter-spacing:0;color:var(--text);white-space:nowrap}
.brand-logo:hover{text-decoration:none;color:var(--copper-2)}
.nav-wrap{margin-left:auto;display:flex;align-items:center;gap:10px;flex-wrap:nowrap}
.nav-main{display:flex;flex-wrap:nowrap;gap:2px;list-style:none;margin:0;padding:0}
.nav-main a{display:block;padding:8px 9px;font-size:.845rem;color:var(--moon);white-space:nowrap;border-radius:6px}
.nav-main a:hover,.nav-main a[aria-current]{background:var(--ink-3);color:#fff;text-decoration:none}
.btn{display:inline-block;background:linear-gradient(180deg,var(--copper-2),var(--copper));
  color:#20130a;font-weight:800;padding:11px 18px;border-radius:8px;white-space:nowrap;
  border:0;cursor:pointer;font-size:.9rem;font-family:inherit}
.btn:hover{filter:brightness(1.08);text-decoration:none}
.btn-sm{padding:9px 14px;font-size:.83rem}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);
  color:var(--text);border-radius:8px;width:46px;height:46px;font-size:1.3rem;cursor:pointer}

/* breadcrumbs */
.crumbs{font-size:.82rem;color:var(--dim);padding:14px 0 0}
.crumbs a{color:var(--dim)}
.crumbs span{color:var(--copper-2)}

/* main */
main{display:block;padding:8px 0 48px}
h1{font-size:2.05rem;line-height:1.22;margin:16px 0 14px;font-weight:800}
h2{font-size:1.42rem;line-height:1.3;margin:38px 0 12px;font-weight:700}
h3{font-size:1.1rem;margin:22px 0 8px;font-weight:700}
p{margin:0 0 16px}
main ul,main ol{margin:0 0 18px;padding-left:22px}
main li{margin:0 0 9px}
figure{margin:0 0 26px}
figure img{display:block;width:90%;margin:0 auto;border-radius:var(--radius);
  box-shadow:0 10px 30px rgba(0,0,0,.4)}
figcaption{text-align:center;color:var(--dim);font-size:.85rem;margin-top:10px}
.lede{font-size:1.09rem;color:#f2f5fb;border-left:3px solid var(--copper);padding-left:16px}

/* verdict */
.verdict{background:var(--ink-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px;margin:26px 0}
.verdict-h{margin:0 0 12px;font-size:1.22rem}
.verdict-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.verdict h3{margin:0 0 8px;font-size:1rem}
.col.good h3{color:var(--good)} .col.bad h3{color:var(--bad)}
.verdict ul{list-style:none;padding:0;margin:0}
.verdict li{padding-left:20px;position:relative;font-size:.93rem}
.col.good li::before{content:"+";position:absolute;left:0;color:var(--good);font-weight:800}
.col.bad li::before{content:"\2212";position:absolute;left:0;color:var(--bad);font-weight:800}

/* lists */
ul.checks{list-style:none;padding:0}
ul.checks li{padding-left:22px;position:relative}
ul.checks li::before{content:"\25B8";position:absolute;left:0;color:var(--copper)}
ol.steps{counter-reset:s;list-style:none;padding:0}
ol.steps li{counter-increment:s;padding-left:38px;position:relative;margin-bottom:12px}
ol.steps li::before{content:counter(s);position:absolute;left:0;top:1px;width:26px;height:26px;
  border-radius:50%;background:var(--ink-3);border:1px solid var(--line);color:var(--copper-2);
  font-weight:800;font-size:.82rem;display:flex;align-items:center;justify-content:center}

/* tables */
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 20px}
table{border-collapse:collapse;width:100%;min-width:520px;font-size:.92rem}
th,td{border:1px solid var(--line);padding:10px 12px;text-align:left}
th{background:var(--ink-3);font-weight:700}

/* calculator */
.calc{background:var(--ink-2);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;margin:26px 0}
.calc h3{margin:0 0 4px}
.calc .note{color:var(--dim);font-size:.86rem;margin-bottom:14px}
.calc label{display:block;font-size:.9rem;margin-bottom:8px}
.calc output{color:var(--copper-2);font-weight:800}
.calc input[type=range]{width:100%;accent-color:var(--copper)}
.calc-out{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
.calc-out div{background:var(--ink-3);border-radius:8px;padding:12px;text-align:center}
.calc-out .k{display:block;font-size:.76rem;color:var(--dim)}
.calc-out .v{display:block;font-size:1.16rem;font-weight:800;color:var(--copper-2);margin-top:4px}

/* tabs */
.tabs{margin:24px 0}
.tab-btns{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.tab-btn{background:var(--ink-2);border:1px solid var(--line);color:var(--moon);
  padding:9px 14px;border-radius:8px;cursor:pointer;font-size:.86rem;font-family:inherit;min-height:44px}
.tab-btn.is-on{background:var(--ink-3);color:#fff;border-color:var(--copper)}
.tab-p{display:none;background:var(--ink-2);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.tab-p.is-on{display:block}
.tab-p p{margin:0}

/* faq */
.faq details{background:var(--ink-2);border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:10px;padding:0 18px}
.faq summary{cursor:pointer;padding:15px 0;font-weight:700;list-style:none;min-height:44px;display:flex;align-items:center;gap:10px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"+";color:var(--copper-2);font-weight:800;flex:0 0 auto}
.faq details[open] summary::before{content:"\2212"}
.faq details p{margin:0 0 15px;color:var(--moon)}

/* cta */
.cta-box{background:linear-gradient(135deg,var(--ink-3),var(--ink-2));border:1px solid var(--line);
  border-left:3px solid var(--copper);border-radius:var(--radius);padding:22px;margin:30px 0;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.cta-box p{margin:0;font-weight:600}

/* back to top */
#top{position:fixed;right:18px;bottom:18px;z-index:55;width:46px;height:46px;border-radius:50%;
  background:var(--ink-3);border:1px solid var(--line);color:var(--copper-2);font-size:1.1rem;
  cursor:pointer;display:none}
#top.on{display:block}

/* footer */
.site-foot{background:var(--ink-2);border-top:1px solid var(--line);padding:34px 0 22px;font-size:.9rem}
.foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:28px}
.site-foot h4{margin:0 0 10px;font-size:.95rem;color:#fff}
.site-foot ul{list-style:none;margin:0;padding:0}
.site-foot li{margin-bottom:7px}
.site-foot a{color:var(--moon)}
.age{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;
  border:2px solid var(--copper);border-radius:50%;color:var(--copper-2);font-weight:800;margin-bottom:10px}
.legal{border-top:1px solid var(--line);margin-top:26px;padding-top:16px;color:var(--dim);font-size:.82rem}

@media(max-width:900px){
  .verdict-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
}
@media(max-width:720px){
  .wrap{padding:0 22px;max-width:100%}
  .burger{display:block}
  .nav-wrap{position:absolute;top:64px;left:0;right:0;margin-left:0;
    background:var(--ink-2);border-bottom:1px solid var(--line);padding:14px 22px;
    flex-direction:column;align-items:stretch;gap:10px;display:none}
  .nav-wrap.open{display:flex}
  .nav-main{display:flex;flex-direction:column;gap:2px}
  .nav-main a{padding:12px 8px;min-height:44px;display:flex;align-items:center}
  .btn{text-align:center}
  h1{font-size:1.5rem}
  h2{font-size:1.25rem}
  h3{font-size:1.08rem}
  figure img{width:100%}
  .calc-out{grid-template-columns:1fr}
  .cta-box{flex-direction:column;align-items:stretch;text-align:center}
}