:root{
  --bg:#0c1b22; --bg2:#10242d; --panel:#132c36; --panel2:#173640;
  --line:#1f4350; --ink:#e9f3f4; --muted:#9fc0c6; --accent:#ffb02e;
  --accent2:#ff8a3d; --teal:#2fd6c0; --good:#43d39a; --bad:#ff7a85;
  --radius:12px; --maxw:1120px;
}
*{box-sizing:border-box}
html,body{width:100%;overflow-x:hidden}
html{scroll-behavior:smooth}
body{
  margin:0;background:linear-gradient(180deg,#0a161c 0%,var(--bg) 38%);
  color:var(--ink);font-family:'Inter',system-ui,Arial,sans-serif;
  font-size:17px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,.brand{font-family:'Sora','Inter',sans-serif;line-height:1.22}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;width:100%}

/* header */
.site-head{position:sticky;top:0;z-index:40;background:rgba(10,22,28,.92);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.head-row{display:flex;align-items:center;gap:18px;min-height:64px}
.brand{font-weight:700;font-size:1.35rem;color:var(--ink);letter-spacing:.3px}
.brand-dot{color:var(--accent);margin-left:2px}
.nav-main{display:flex;align-items:center;gap:22px;margin-left:auto}
.nav-main a{color:var(--muted);font-weight:500;font-size:.96rem}
.nav-main a:hover,.nav-main a.active{color:var(--ink);text-decoration:none}
.nav-toggle{display:none;margin-left:auto;background:none;border:0;cursor:pointer;
  padding:8px;width:44px;height:44px;flex-direction:column;justify-content:center;gap:5px}
.nav-toggle span{display:block;height:2px;width:24px;background:var(--ink);border-radius:2px;transition:.25s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* CTA */
.cta{display:inline-block;background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#26190a;font-weight:700;padding:11px 20px;border-radius:10px;
  text-align:center;transition:transform .15s, box-shadow .15s;border:0}
.cta:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(255,176,46,.28);text-decoration:none}
.cta-head{padding:9px 16px;font-size:.92rem}
.cta-lg{font-size:1.05rem;padding:14px 26px}

/* crumbs */
.crumbs{background:var(--bg2);border-bottom:1px solid var(--line);font-size:.86rem}
.crumbs .wrap{padding-top:10px;padding-bottom:10px;color:var(--muted)}
.crumbs a{color:var(--teal)}
.crumbs .cur{color:var(--ink)}

/* layout */
.body{padding-top:30px;padding-bottom:56px}
.prose{max-width:820px}
.prose-narrow{max-width:760px}
.prose h1{font-size:2.2rem;margin:.2em 0 .45em;font-weight:700}
.prose h2{font-size:1.5rem;margin:1.7em 0 .5em;color:#fff;
  border-left:4px solid var(--accent);padding-left:12px}
.prose h3{font-size:1.16rem;margin:1.3em 0 .3em}
.prose p{margin:0 0 1.05em}
.lede{font-size:1.18rem;color:#cfe6e8;background:var(--panel);
  border:1px solid var(--line);border-left:4px solid var(--teal);
  padding:16px 18px;border-radius:10px}

/* figures */
.shot{margin:1.4em 0}
.shot img{display:block;width:90%;height:auto;margin:0 auto;border-radius:10px;
  border:1px solid var(--line);box-shadow:0 10px 30px rgba(0,0,0,.35);cursor:zoom-in}

/* verdict */
.verdict{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;margin:1.6em 0}
.verdict-rate{display:flex;align-items:baseline;gap:8px;margin-bottom:14px}
.score{font-family:'Sora';font-size:2.6rem;font-weight:700;color:var(--accent)}
.score-max{color:var(--muted);font-size:1.1rem}
.stars{color:var(--accent);margin-left:auto;font-size:1.3rem;letter-spacing:2px}
.verdict-cols{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}
.vc h3{margin:0 0 .4em;font-size:1.05rem}
.vc ul{margin:0;padding-left:18px}
.vc li{margin:.3em 0;font-size:.96rem;color:#d7eaec}
.pros h3{color:var(--good)} .cons h3{color:var(--bad)}
.pros li::marker{content:"✓ "} .cons li::marker{content:"– "}

/* cta band */
.cta-band{display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:linear-gradient(135deg,var(--panel2),var(--panel));
  border:1px solid var(--line);border-radius:var(--radius);padding:18px 22px;margin:1.7em 0}
.cta-band p{margin:0;font-weight:500;color:#e7f4f5}

/* howto steps */
.howto{margin:1.8em 0}
.steps{list-style:none;counter-reset:s;margin:0;padding:0}
.steps li{position:relative;background:var(--panel);border:1px solid var(--line);
  border-radius:10px;padding:16px 18px 16px 60px;margin:.6em 0}
.steps li::before{counter-increment:s;content:counter(s);position:absolute;left:16px;top:16px;
  width:30px;height:30px;border-radius:50%;background:var(--accent);color:#26190a;
  font-family:'Sora';font-weight:700;display:flex;align-items:center;justify-content:center}
.steps h3{margin:0 0 .25em;font-size:1.06rem}
.steps p{margin:0;color:#cfe6e8;font-size:.97rem}

/* calculator */
.calc{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;margin:1.6em 0}
.calc h3{margin:0 0 .3em;color:var(--accent)}
.calc-hint{color:var(--muted);font-size:.92rem;margin:0 0 1em}
.calc label{display:block;font-weight:500;margin:.7em 0 .2em;font-size:.95rem}
.calc output{color:var(--teal);font-weight:700}
.calc input[type=range]{width:100%;accent-color:var(--accent)}
.calc-result{display:flex;justify-content:space-between;align-items:center;margin-top:1em;
  padding-top:1em;border-top:1px dashed var(--line)}
.calc-result strong{font-family:'Sora';font-size:1.5rem;color:var(--accent)}

/* faq */
.faq{margin:2em 0 1em}
.faq h2{font-size:1.5rem;margin-bottom:.6em;border-left:4px solid var(--accent);padding-left:12px}
.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:10px;
  margin:.55em 0;overflow:hidden}
.faq-item summary{cursor:pointer;padding:15px 18px;font-weight:600;list-style:none;
  position:relative;min-height:44px;display:flex;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:18px;color:var(--accent);
  font-size:1.4rem;line-height:1}
.faq-item[open] summary::after{content:"–"}
.faq-a{padding:0 18px 15px}
.faq-a p{margin:0;color:#cfe6e8}

/* table */
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:1.4em 0;
  border:1px solid var(--line);border-radius:10px}
table{border-collapse:collapse;width:100%;min-width:480px}
th,td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line)}
th{background:var(--panel2);color:#fff;font-family:'Sora';font-size:.92rem}
td{color:#d7eaec;font-size:.95rem}

/* footer */
.site-foot{background:#081218;border-top:1px solid var(--line);margin-top:40px;
  padding:36px 0 10px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:26px}
.foot-col h3{font-size:.95rem;color:#fff;margin:0 0 .6em}
.foot-col ul{list-style:none;margin:0;padding:0}
.foot-col li{margin:.32em 0}
.foot-col a{color:var(--muted);font-size:.92rem}
.foot-col a:hover{color:var(--ink)}
.foot-brand{font-size:1.2rem;color:var(--ink)}
.foot-note{color:var(--muted);font-size:.88rem;margin:.6em 0 0}
.foot-rg .age-badge{display:inline-block;background:var(--bad);color:#1a0306;font-weight:700;
  padding:3px 10px;border-radius:6px;font-size:.85rem;margin-bottom:.5em}
.foot-rg p{color:var(--muted);font-size:.86rem;margin:.2em 0 .6em}
.foot-legal{border-top:1px solid var(--line);margin-top:24px;padding-top:14px;
  color:#6f9098;font-size:.82rem}

.back-home{margin-top:1.8em}
.notfound{max-width:680px;text-align:center;margin:2em auto}
.nf-links{list-style:none;display:flex;flex-wrap:wrap;gap:10px;justify-content:center;padding:0;margin:1.4em 0}
.nf-links a{background:var(--panel);border:1px solid var(--line);padding:8px 14px;border-radius:8px;color:var(--ink)}

/* back-to-top */
.to-top{position:fixed;right:18px;bottom:18px;width:46px;height:46px;border-radius:50%;
  border:1px solid var(--line);background:var(--accent);color:#26190a;font-size:1.3rem;
  cursor:pointer;opacity:0;pointer-events:none;transition:opacity .25s;z-index:50}
.to-top.show{opacity:1;pointer-events:auto}

/* lightbox overlay — guard so hidden actually hides */
.overlay{position:fixed;inset:0;background:rgba(3,9,12,.92);display:flex;
  align-items:center;justify-content:center;z-index:60;padding:20px;cursor:zoom-out}
.overlay[hidden]{display:none}
.overlay img{max-width:96%;max-height:92%;border-radius:10px;border:1px solid var(--line)}

/* ---------- mobile ---------- */
@media (max-width:720px){
  body{font-size:16px}
  .wrap{padding:0 22px}
  .nav-toggle{display:flex}
  .nav-main{display:none;position:absolute;left:0;right:0;top:64px;flex-direction:column;
    align-items:flex-start;gap:0;background:#0a1820;border-bottom:1px solid var(--line);
    padding:8px 22px 16px}
  .nav-main.open{display:flex}
  .nav-main a{width:100%;padding:12px 0;border-bottom:1px solid var(--line);font-size:1rem}
  .nav-main .cta-head{margin-top:12px;width:100%}
  .prose h1{font-size:1.6rem}
  .prose h2{font-size:1.28rem}
  .prose h3{font-size:1.1rem}
  .lede{font-size:1.05rem}
  .shot img{width:100%}
  .verdict-cols{grid-template-columns:1fr;gap:12px}
  .cta-band{flex-direction:column;align-items:stretch;text-align:center}
  .cta-band .cta{width:100%}
  .stars{margin-left:0}
  .foot-grid{grid-template-columns:1fr 1fr;gap:20px}
}
@media (max-width:430px){
  .foot-grid{grid-template-columns:1fr}
}