:root{
  --bg:#05070d;
  --bg-2:#080b14;
  --panel:#0d1220;
  --panel-2:#111828;
  --line:rgba(120,140,190,.14);
  --txt:#e8edf7;
  --muted:#8a97b3;
  --accent:#38e8b0;
  --accent-2:#4f7cff;
  --glow:rgba(56,232,176,.35);
  --radius:16px;
  --mono:"SFMono-Regular",ui-monospace,"JetBrains Mono",Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--txt);font-family:var(--sans);
  line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono)}
.eyebrow{font-family:var(--mono);font-size:.78rem;letter-spacing:.22em;text-transform:uppercase;color:var(--accent);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--accent),transparent)}
section{position:relative;padding:110px 0;border-top:1px solid var(--line)}
h2{font-size:clamp(1.8rem,3.6vw,2.9rem);line-height:1.1;margin:18px 0 0;font-weight:650;letter-spacing:-.02em}
.lead{color:var(--muted);max-width:640px;margin-top:16px;font-size:1.05rem}

/* background grid + glow */
.bg-fx{position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(900px 500px at 78% -8%,rgba(79,124,255,.16),transparent 60%),
    radial-gradient(760px 460px at 6% 12%,rgba(56,232,176,.12),transparent 55%);
}
.bg-grid{position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:46px 46px;mask-image:radial-gradient(circle at 50% 20%,#000 0%,transparent 78%);
}

/* nav */
header.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:rgba(5,7,13,.72);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:11px;font-weight:650;letter-spacing:.02em}
.brand .dot{width:11px;height:11px;border-radius:50%;background:var(--accent);box-shadow:0 0 16px var(--glow);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}
.brand b{font-weight:650}.brand span{color:var(--accent)}
nav.links{display:flex;gap:28px;align-items:center}
nav.links a{color:var(--muted);font-size:.92rem;transition:color .2s}
nav.links a:hover{color:var(--txt)}
.btn{display:inline-flex;align-items:center;gap:9px;padding:11px 20px;border-radius:10px;font-weight:600;font-size:.92rem;
  border:1px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s}
.btn-primary{background:linear-gradient(135deg,var(--accent),#25c99a);color:#04120c;box-shadow:0 8px 30px -10px var(--glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 40px -12px var(--glow)}
.btn-ghost{border-color:var(--line);color:var(--txt);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.menu-toggle{display:none;background:none;border:0;color:var(--txt);cursor:pointer}

/* hero */
.hero{padding:96px 0 90px;text-align:left}
.hero h1{font-size:clamp(2.6rem,6.4vw,4.9rem);line-height:1.02;margin:22px 0 0;font-weight:700;letter-spacing:-.03em}
.hero h1 .grad{background:linear-gradient(120deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{max-width:660px;color:var(--muted);font-size:1.14rem;margin-top:22px}
.hero-cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-badges{display:flex;gap:12px;flex-wrap:wrap;margin-top:42px}
.chip{font-family:var(--mono);font-size:.76rem;letter-spacing:.06em;color:var(--muted);
  border:1px solid var(--line);border-radius:999px;padding:8px 14px;background:rgba(255,255,255,.02)}
.chip b{color:var(--accent);font-weight:600}

.terminal{margin-top:56px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(180deg,var(--panel),var(--bg-2));box-shadow:0 30px 80px -40px rgba(0,0,0,.9)}
.term-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.02)}
.term-bar i{width:11px;height:11px;border-radius:50%;display:inline-block}
.term-bar i:nth-child(1){background:#ff5f57}.term-bar i:nth-child(2){background:#febc2e}.term-bar i:nth-child(3){background:#28c840}
.term-bar span{margin-left:10px;font-family:var(--mono);font-size:.8rem;color:var(--muted)}
.term-body{padding:22px 20px;font-family:var(--mono);font-size:.9rem;line-height:1.9;color:#cdd6ea}
.term-body .c{color:var(--muted)}.term-body .g{color:var(--accent)}.term-body .b{color:var(--accent-2)}

/* services grid */
.grid{display:grid;gap:18px;margin-top:52px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;background:linear-gradient(180deg,var(--panel),rgba(13,18,32,.4));
  position:relative;transition:transform .2s,border-color .2s,background .2s;overflow:hidden}
.card::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(140deg,var(--glow),transparent 40%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .25s}
.card:hover{transform:translateY(-4px);border-color:rgba(56,232,176,.4)}
.card:hover::after{opacity:1}
.card .ic{width:44px;height:44px;border-radius:11px;display:grid;place-items:center;margin-bottom:16px;
  background:rgba(56,232,176,.1);border:1px solid rgba(56,232,176,.25);color:var(--accent)}
.card h3{margin:0 0 8px;font-size:1.12rem;font-weight:620}
.card p{margin:0;color:var(--muted);font-size:.94rem}
.card p strong{color:#c4cee2;font-weight:600}
.card .tag{position:absolute;top:20px;right:20px;font-family:var(--mono);font-size:.72rem;color:var(--muted)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:52px}
.stat{border:1px solid var(--line);border-radius:var(--radius);padding:34px 26px;background:linear-gradient(180deg,var(--panel),rgba(13,18,32,.3))}
.stat .num{font-size:clamp(2.6rem,5vw,3.6rem);font-weight:700;letter-spacing:-.03em;
  background:linear-gradient(120deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .k{font-family:var(--mono);font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-top:6px}
.stat .d{color:var(--muted);font-size:.9rem;margin-top:12px}

/* benefits */
.benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:52px}
.benefit{display:flex;gap:14px;align-items:flex-start;padding:22px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.015)}
.benefit .b-ic{flex:0 0 auto;color:var(--accent);margin-top:2px}
.benefit h4{margin:0 0 5px;font-size:1rem;font-weight:600}
.benefit p{margin:0;color:var(--muted);font-size:.9rem}

/* reviews */
.reviews{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:52px}
.review{border:1px solid var(--line);border-radius:var(--radius);padding:30px;background:linear-gradient(180deg,var(--panel),rgba(13,18,32,.3));position:relative}
.review .quote{font-size:2.6rem;line-height:1;color:var(--accent);opacity:.5;font-family:Georgia,serif}
.review p{color:#cbd4e8;font-size:.98rem;margin:8px 0 20px}
.review .who{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:16px}
.review .who .av{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,var(--accent-2),var(--accent));display:grid;place-items:center;font-weight:700;color:#04120c}
.review .who b{font-size:.92rem}.review .who small{color:var(--muted);display:block;font-size:.8rem}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin-top:48px;align-items:start}
form.contact{display:grid;gap:16px}
.field label{display:block;font-family:var(--mono);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.field input,.field textarea{width:100%;background:var(--panel);border:1px solid var(--line);border-radius:11px;color:var(--txt);
  padding:14px 15px;font-size:.96rem;font-family:inherit;transition:border-color .2s,box-shadow .2s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(56,232,176,.12)}
.field textarea{resize:vertical;min-height:120px}
.form-note{font-size:.8rem;color:var(--muted)}
.form-status{font-family:var(--mono);font-size:.86rem;min-height:1.2em}
.form-status.ok{color:var(--accent)}.form-status.err{color:#ff7a7a}
.contact-info .info-item{display:flex;gap:14px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}
.contact-info .info-item .ic{color:var(--accent)}
.contact-info .info-item b{display:block;font-size:.95rem}
.contact-info .info-item small{color:var(--muted)}
.socials{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap}
.socials a{width:42px;height:42px;border:1px solid var(--line);border-radius:11px;display:grid;place-items:center;color:var(--muted);transition:.2s}
.socials a:hover{color:var(--accent);border-color:var(--accent);transform:translateY(-2px)}

/* faq */
.faq{margin-top:48px;max-width:840px}
details{border:1px solid var(--line);border-radius:12px;margin-bottom:12px;background:rgba(255,255,255,.015);overflow:hidden}
details summary{cursor:pointer;padding:20px 22px;font-weight:560;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
details summary::-webkit-details-marker{display:none}
details summary .plus{color:var(--accent);font-size:1.3rem;transition:transform .2s;flex:0 0 auto}
details[open] summary .plus{transform:rotate(45deg)}
details .a{padding:0 22px 22px;color:var(--muted);font-size:.95rem}

/* footer */
footer{border-top:1px solid var(--line);padding:60px 0 40px;background:var(--bg-2)}
.foot-grid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.foot-grid .brand{margin-bottom:14px}
.foot-grid p{color:var(--muted);max-width:320px;font-size:.92rem}
.foot-links{display:flex;gap:60px;flex-wrap:wrap}
.foot-col h5{font-family:var(--mono);font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 14px}
.foot-col a{display:block;color:var(--muted);font-size:.92rem;padding:5px 0;transition:color .2s}
.foot-col a:hover{color:var(--accent)}
.copyright{margin-top:44px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted);font-size:.85rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}

.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ===== blog ===== */
.page-head{padding:70px 0 20px}
.blog-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:44px}
.post-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius);padding:28px;
  background:linear-gradient(180deg,var(--panel),rgba(13,18,32,.4));transition:transform .2s,border-color .2s}
.post-card:hover{transform:translateY(-4px);border-color:rgba(56,232,176,.4)}
.post-card .meta{font-family:var(--mono);font-size:.76rem;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:12px;display:flex;gap:12px;flex-wrap:wrap}
.post-card .meta .tagpill{color:var(--muted)}
.post-card h3{margin:0 0 10px;font-size:1.25rem;font-weight:640;line-height:1.25}
.post-card p{margin:0 0 20px;color:var(--muted);font-size:.95rem}
.post-card .more{margin-top:auto;color:var(--accent);font-size:.9rem;font-weight:600}
.blog-empty{margin-top:40px;color:var(--muted);border:1px dashed var(--line);border-radius:var(--radius);padding:40px;text-align:center}

/* article */
.article{max-width:760px;margin:0 auto;padding:60px 0 40px}
.article .meta{font-family:var(--mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:16px;display:flex;gap:14px;flex-wrap:wrap}
.article .meta .tagpill{color:var(--muted)}
.article h1{font-size:clamp(2rem,4.6vw,3rem);line-height:1.1;margin:0 0 20px;font-weight:700;letter-spacing:-.02em}
.article .body{font-size:1.06rem;color:#d4dcec;line-height:1.8}
.article .body h2{font-size:1.5rem;margin:40px 0 14px;border:0;padding:0;color:var(--txt)}
.article .body h3{font-size:1.2rem;margin:30px 0 10px;color:var(--txt)}
.article .body p{margin:0 0 18px}
.article .body ul,.article .body ol{margin:0 0 18px;padding-left:22px;color:#c7d1e4}
.article .body li{margin:6px 0}
.article .body a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.article .body strong{color:#eaf0fb}
.article .body blockquote{margin:22px 0;padding:14px 20px;border-left:3px solid var(--accent);background:rgba(56,232,176,.06);color:#cdd6ea;border-radius:0 10px 10px 0}
.article .body code{font-family:var(--mono);font-size:.88em;background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:2px 6px}
.article .body pre{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px;overflow:auto;margin:0 0 20px}
.article .body pre code{border:0;padding:0;background:none}
.article .body img{max-width:100%;border-radius:12px;border:1px solid var(--line)}
.back-link{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:.9rem;margin-bottom:8px}
.back-link:hover{color:var(--accent)}
.article-foot{max-width:760px;margin:0 auto;border-top:1px solid var(--line);padding:26px 0 0;color:var(--muted);font-size:.92rem}

@media(max-width:900px){
  .grid.cols-3,.grid.cols-2,.stats,.benefits,.reviews,.contact-grid,.blog-list{grid-template-columns:1fr}
  nav.links{display:none}
  .menu-toggle{display:block}
  section{padding:80px 0}
}