:root{
  --bg:#070B11; --surface:#0F1721; --surface-2:#131D29; --line:rgba(255,255,255,.08);
  --txt:#EAF2F1; --muted:#8C99A6; --muted-2:#6B7888;
  --teal:#06C2B4; --teal-2:#02ADA1; --teal-deep:#018A82; --r:16px; --r-lg:22px;
  --sans:'Manrope',-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:
    radial-gradient(70% 50% at 80% 0%, rgba(6,194,180,.10), transparent 55%),
    radial-gradient(60% 50% at 0% 30%, rgba(62,145,255,.06), transparent 60%),
    var(--bg);
  color:var(--txt);font-family:var(--sans);line-height:1.72;font-size:17px;
  -webkit-font-smoothing:antialiased}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.wrap{max-width:760px;margin:0 auto;padding:0 20px}

/* header */
.bh{position:sticky;top:0;z-index:20;background:rgba(7,11,17,.82);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line)}
.bh .in{max-width:1080px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:19px;color:#fff}
.logo .mk{width:30px;height:30px;border-radius:9px;background:linear-gradient(150deg,#0CD3C3,#02A99D);display:grid;place-items:center}
.logo .mk svg{width:18px;height:18px}
.btn-cta{background:linear-gradient(180deg,var(--teal),var(--teal-2));color:#04211F;font-weight:700;
  padding:10px 17px;border-radius:999px;display:inline-flex;align-items:center;gap:8px;font-size:14.5px;
  box-shadow:0 8px 22px -8px rgba(6,194,180,.6)}
.btn-cta svg{width:17px;height:17px}
.btn-cta.lg{padding:14px 26px;font-size:16px}

/* crumbs */
.crumbs{font-size:13px;color:var(--muted-2);padding:20px 0 6px}
.crumbs a{color:var(--muted)}

/* article */
article{padding:8px 0 10px}
article h1{font-size:34px;font-weight:800;line-height:1.16;letter-spacing:-.02em;margin:6px 0 8px;color:#fff}
.meta-line{color:var(--muted-2);font-size:14px;margin-bottom:22px}
article h2{font-size:25px;font-weight:800;letter-spacing:-.01em;margin:36px 0 12px;color:#fff}
article h3{font-size:19px;font-weight:700;margin:26px 0 8px;color:#fff}
article p{margin:14px 0;color:#CCD7DF}
article ul,article ol{margin:14px 0 14px 22px;color:#CCD7DF}
article li{margin:8px 0}
article strong{color:#fff}
article a{font-weight:600}

/* cta box */
.cta-box{background:linear-gradient(150deg,var(--surface-2),var(--surface));border:1px solid var(--line);
  border-radius:var(--r-lg);padding:28px 24px;margin:34px 0;text-align:center}
.cta-box h3{font-size:21px;margin-bottom:6px;color:#fff}
.cta-box p{color:var(--muted);margin:6px 0 16px}

/* faq */
.faq{margin:38px 0 8px}
.faq h2{margin-bottom:6px}
.faq .qa{border-top:1px solid var(--line);padding:16px 0}
.faq .q{font-weight:700;color:#fff;margin-bottom:6px;font-size:17px}
.faq .a{color:var(--muted)}

/* related */
.related{margin:40px 0 0}
.related h2{font-size:20px;margin-bottom:14px}
.related ul{list-style:none;margin:0;display:grid;gap:10px}
.related a{display:block;background:var(--surface);border:1px solid var(--line);border-radius:12px;
  padding:14px 16px;color:#e7eef2;font-weight:600}
.related a:hover{border-color:var(--teal);text-decoration:none}

/* blog index */
.hero-b{padding:48px 0 10px}
.hero-b h1{font-size:40px;font-weight:800;letter-spacing:-.02em;color:#fff;line-height:1.1}
.hero-b p{color:var(--muted);font-size:18px;margin-top:12px;max-width:600px}
.posts{display:grid;gap:16px;margin:30px 0}
.post-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px 22px;
  transition:border-color .15s}
.post-card:hover{border-color:var(--teal)}
.post-card a{color:#fff;font-weight:800;font-size:20px;letter-spacing:-.01em}
.post-card p{color:var(--muted);margin-top:8px;font-size:15.5px}

/* footer */
.bf{border-top:1px solid var(--line);margin-top:54px;padding:30px 0 40px;color:var(--muted-2);font-size:14px}
.bf .in{max-width:1080px;margin:0 auto;padding:0 20px;display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between}
.bf a{color:var(--muted)}

/* how-to steps box */
.steps{background:linear-gradient(150deg,var(--surface-2),var(--surface));border:1px solid var(--line);
  border-radius:var(--r-lg);padding:24px 26px;margin:30px 0}
.steps h2{margin:0 0 12px;font-size:20px}
.steps ol{margin:0;padding-left:22px;counter-reset:step}
.steps li{margin:10px 0;color:#CCD7DF}
.steps li strong{color:#fff}

/* blog index category headings */
.cat-h{font-size:22px;font-weight:800;color:#fff;letter-spacing:-.01em;margin:34px 0 14px;
  padding-bottom:8px;border-bottom:1px solid var(--line)}
.cat-h:first-of-type{margin-top:24px}

@media(max-width:560px){
  body{font-size:16px}
  article h1{font-size:27px}
  .hero-b h1{font-size:30px}
  article h2{font-size:21px}
  .steps{padding:18px 18px}
  .cat-h{font-size:19px}
}