/* mbSCADA site — industrial dark */
:root{
  --bg:#0a101e; --bg2:#0d1526; --card:#121c30; --card2:#16223a;
  --line:rgba(148,178,255,.12); --line2:rgba(148,178,255,.22);
  --text:#e7eef9; --muted:#93a4bd; --dim:#6b7d97;
  --acc:#fbbf24; --acc2:#38bdf8; --good:#34d399; --bad:#f87171;
  --r:14px; --maxw:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg); color:var(--text);
  font:400 16px/1.65 "Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
section{scroll-margin-top:76px; max-width:var(--maxw); margin:0 auto; padding:84px 24px 30px}
section.alt{max-width:none; padding-left:0; padding-right:0}
section.alt>*{max-width:var(--maxw); margin-left:auto; margin-right:auto; padding-left:24px; padding-right:24px}
section.alt{background:var(--bg2); border-top:1px solid var(--line); border-bottom:1px solid var(--line); padding-bottom:64px}
h2{font-size:clamp(1.6rem,3vw,2.3rem); font-weight:800; letter-spacing:-.02em; margin-bottom:14px}
.lead{color:var(--muted); max-width:720px; margin-bottom:38px}
code,pre{font-family:"JetBrains Mono",ui-monospace,Consolas,monospace}
a{color:var(--acc2); text-decoration:none}
a:hover{text-decoration:underline}

/* ---------- nav ---------- */
.nav{
  position:sticky; top:0; z-index:50; display:flex; align-items:center; gap:22px;
  padding:12px 26px; background:rgba(10,16,30,.78); backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex; align-items:center; gap:10px; font-size:18px; font-weight:700; color:var(--text); text-decoration:none}
.brand b{color:var(--acc)}
.brand img{width:30px; height:30px; border-radius:8px}
.links{display:flex; gap:20px; margin-left:8px}
.links a{color:var(--muted); font-size:14.5px; font-weight:500}
.links a:hover{color:var(--text); text-decoration:none}
.nav-right{margin-left:auto; display:flex; align-items:center; gap:12px}
.lang{display:flex; background:var(--card); border:1px solid var(--line); border-radius:999px; padding:3px}
.lang button{
  border:0; background:transparent; color:var(--muted); cursor:pointer;
  font:600 12.5px/1 "Inter",sans-serif; padding:6px 12px; border-radius:999px; transition:.15s;
}
.lang button.on{background:var(--acc); color:#1a1204}
.gh{
  display:flex; align-items:center; gap:7px; color:var(--text); font-size:14px; font-weight:600;
  border:1px solid var(--line2); border-radius:10px; padding:7px 13px; transition:.15s;
}
.gh:hover{border-color:var(--acc); text-decoration:none}

/* ---------- hero ---------- */
.hero{
  display:grid; grid-template-columns:1.05fr .95fr; gap:44px; align-items:center;
  max-width:var(--maxw); margin:0 auto; padding:72px 24px 56px;
  background:
    radial-gradient(700px 340px at 82% -8%, rgba(251,191,36,.14), transparent 60%),
    radial-gradient(600px 320px at 8% 12%, rgba(56,189,248,.10), transparent 60%);
}
.pill{
  display:inline-flex; align-items:center; gap:8px; color:var(--good);
  border:1px solid rgba(52,211,153,.35); background:rgba(52,211,153,.08);
  font-size:13px; font-weight:600; padding:5px 14px; border-radius:999px; margin-bottom:20px;
}
.dot{width:8px; height:8px; border-radius:50%; background:var(--good); animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1; box-shadow:0 0 0 0 rgba(52,211,153,.5)} 50%{opacity:.55; box-shadow:0 0 0 5px rgba(52,211,153,0)}}
.hero h1{font-size:clamp(2.1rem,4.4vw,3.3rem); line-height:1.12; font-weight:800; letter-spacing:-.03em; margin-bottom:18px}
.hero .sub{color:var(--muted); font-size:17.5px; max-width:560px; margin-bottom:22px}
.badges{display:flex; flex-wrap:wrap; gap:8px; margin-bottom:26px}
.badges img{height:22px}
.cta{display:flex; flex-wrap:wrap; gap:14px; margin-bottom:34px}
.btn{
  display:inline-flex; align-items:center; gap:9px; font-weight:700; font-size:15.5px;
  padding:13px 26px; border-radius:12px; text-decoration:none; transition:.18s; border:1px solid transparent;
}
.btn:hover{text-decoration:none; transform:translateY(-2px)}
.btn.primary{background:linear-gradient(135deg,#fbbf24,#f59e0b); color:#221503; box-shadow:0 8px 26px rgba(251,191,36,.28)}
.btn.primary:hover{box-shadow:0 12px 32px rgba(251,191,36,.4)}
.btn.ghost{border-color:var(--line2); color:var(--text)}
.btn.ghost:hover{border-color:var(--acc2); color:var(--acc2)}
.btn.big{font-size:16.5px; padding:15px 34px}
.mini-stats{display:grid; grid-template-columns:repeat(4,1fr); gap:12px; max-width:520px}
.mini-stats div{border:1px solid var(--line); background:var(--card); border-radius:12px; padding:12px 14px}
.mini-stats b{display:block; font-size:20px; font-weight:800; color:var(--acc)}
.mini-stats span{font-size:12px; color:var(--muted); line-height:1.35; display:block; margin-top:2px}

.hero-shot{
  position:relative; border-radius:16px; border:1px solid var(--line2);
  background:var(--card); padding:10px; box-shadow:0 30px 80px rgba(0,0,0,.5);
}
.hero-shot img{display:block; width:100%; border-radius:9px}
.chrome{display:flex; gap:6px; padding:4px 6px 10px}
.chrome span{width:10px; height:10px; border-radius:50%; background:var(--line2)}
.chrome span:first-child{background:var(--bad)}
.chrome span:nth-child(2){background:var(--acc)}
.chrome span:nth-child(3){background:var(--good)}

/* ---------- features ---------- */
.grid{display:grid; grid-template-columns:repeat(3,1fr); gap:18px}
.grid article{
  background:var(--card); border:1px solid var(--line); border-radius:var(--r);
  padding:22px 20px; transition:.18s;
}
.grid article:hover{transform:translateY(-3px); border-color:rgba(251,191,36,.45); box-shadow:0 14px 34px rgba(0,0,0,.35)}
.ico{font-size:26px; margin-bottom:10px}
.grid h3{font-size:16.5px; font-weight:700; margin-bottom:7px}
.grid p{color:var(--muted); font-size:14px; line-height:1.6}
.grid .tag{display:inline-block; margin-left:6px; font-size:10.5px; font-weight:700; color:var(--acc); border:1px solid rgba(251,191,36,.4); border-radius:6px; padding:1px 6px; vertical-align:middle}

/* ---------- screenshots ---------- */
.shots{display:grid; grid-template-columns:1fr; gap:26px}
.shots figure{
  background:var(--card); border:1px solid var(--line); border-radius:var(--r);
  overflow:hidden; transition:.18s;
}
.shots figure:hover{border-color:rgba(56,189,248,.5); box-shadow:0 18px 44px rgba(0,0,0,.4)}
.shots img{display:block; width:100%}
.shots figcaption{padding:15px 20px; border-top:1px solid var(--line); display:flex; gap:10px; align-items:baseline}
.shots figcaption b{color:var(--text); font-size:15px; white-space:nowrap}
.shots figcaption span{color:var(--muted); font-size:14px}

/* ---------- architecture ---------- */
.crates{display:grid; grid-template-columns:repeat(4,1fr); gap:16px}
.crate{
  background:var(--card); border:1px solid var(--line); border-radius:var(--r); padding:20px 18px;
  position:relative; transition:.18s;
}
.crate:hover{border-color:rgba(251,191,36,.4)}
.crate code{
  display:inline-block; font-size:13.5px; font-weight:600; color:var(--acc);
  background:rgba(251,191,36,.09); border:1px solid rgba(251,191,36,.3);
  border-radius:8px; padding:4px 10px; margin-bottom:12px;
}
.crate.app{grid-column:1 / -1; border-style:dashed; border-color:var(--line2)}
.crate.app code{color:var(--acc2); background:rgba(56,189,248,.08); border-color:rgba(56,189,248,.3)}
.crate p{color:var(--muted); font-size:13.8px}

/* ---------- download ---------- */
.dl-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:18px; margin-bottom:22px}
.dl{
  display:block; background:var(--card); border:1px solid var(--line); border-radius:var(--r);
  padding:22px 20px; color:var(--text); transition:.18s; text-decoration:none;
}
.dl:hover{transform:translateY(-3px); border-color:rgba(251,191,36,.5); text-decoration:none; box-shadow:0 14px 34px rgba(0,0,0,.35)}
.dl-head{display:flex; align-items:center; gap:11px; margin-bottom:9px}
.dl-ico{font-size:24px}
.dl-head b{font-size:16px}
.dl p{color:var(--muted); font-size:14px}
.note{color:var(--dim); font-size:13.8px; margin:16px 0 26px}

/* ---------- quick start ---------- */
.term{border:1px solid var(--line2); border-radius:var(--r); overflow:hidden; background:#0a1220; box-shadow:0 20px 50px rgba(0,0,0,.4)}
.term-head{display:flex; align-items:center; gap:6px; padding:10px 14px; background:var(--card); border-bottom:1px solid var(--line)}
.term-head span{width:10px; height:10px; border-radius:50%; background:var(--line2)}
.term-head span:first-child{background:var(--bad)}
.term-head span:nth-child(2){background:var(--acc)}
.term-head span:nth-child(3){background:var(--good)}
.term-head button{
  margin-left:auto; border:1px solid var(--line2); background:transparent; color:var(--muted);
  font:600 12px "Inter",sans-serif; padding:4px 12px; border-radius:8px; cursor:pointer; transition:.15s;
}
.term-head button:hover{color:var(--text); border-color:var(--acc)}
.term pre{padding:20px 22px; overflow-x:auto}
.term code{font-size:14px; color:#c9e3ff; line-height:1.8}

/* ---------- roadmap ---------- */
.road{list-style:none; max-width:640px}
.road li{
  position:relative; padding:11px 0 11px 38px; color:var(--muted); font-size:15px;
  border-bottom:1px dashed var(--line);
}
.road li::before{
  content:""; position:absolute; left:6px; top:19px; width:11px; height:11px;
  border-radius:50%; border:2px solid var(--acc2);
}
.road li.done{color:var(--text)}
.road li.done::before{border-color:var(--good); background:var(--good); box-shadow:0 0 0 3px rgba(52,211,153,.18)}

/* ---------- footer ---------- */
footer{
  border-top:1px solid var(--line); background:var(--bg2);
  text-align:center; padding:52px 24px 40px;
}
.mascot{width:84px; height:84px; border-radius:50%; border:2px solid var(--line2); margin-bottom:14px}
.ftag{color:var(--text); font-weight:600; margin-bottom:8px}
.flinks{display:flex; justify-content:center; gap:10px; color:var(--dim); font-size:14px; margin-bottom:10px}
.fmade{color:var(--dim); font-size:12.5px}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .hero{grid-template-columns:1fr; padding-top:48px}
  .grid,.crates,.dl-grid{grid-template-columns:repeat(2,1fr)}
  .links{display:none}
}
@media (max-width:600px){
  .grid,.crates,.dl-grid{grid-template-columns:1fr}
  .mini-stats{grid-template-columns:repeat(2,1fr)}
  section{padding-top:60px}
  .gh span{display:none}
}