/* ScanNet365 — вариант B: тёмная "терминальная" тема, изумруд + графит.
   Dark-first. Заголовки моно, узкая мера, нумерованные секции. */

:root {
  --ink: #d9e6df;
  --ink-dim: #8fa89c;
  --ink-faint: #5f7469;
  --paper: #0c1210;
  --paper-raise: #121b17;
  --paper-card: #16211c;
  --line: #233129;
  --line-hot: #35473c;
  --go: #2dd4a0;
  --go-deep: #14b884;
  --go-glow: rgba(45, 212, 160, .14);
  --warn: #e8b04b;
  --sans: "IBM Plex Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --r: 4px;
  --w: 1080px;
  --ch: 66ch;
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root {
    --ink: #1c2a24;
    --ink-dim: #4c5f56;
    --ink-faint: #6f8177;
    --paper: #f4f8f5;
    --paper-raise: #ffffff;
    --paper-card: #eaf2ec;
    --line: #d3e0d7;
    --line-hot: #b4c8ba;
    --go: #0e8f68;
    --go-deep: #0a6f51;
    --go-glow: rgba(14, 143, 104, .10);
    color-scheme: light;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: 16px/1.65 var(--sans);
  background: var(--paper);
  color: var(--ink);
}

a { color: var(--go); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }

.shell { max-width: var(--w); margin: 0 auto; padding: 0 20px; }
.measure { max-width: var(--ch); }

/* ---------- top bar ---------- */
.topbar {
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 40;
}
.topbar-in { display: flex; align-items: center; gap: 28px; min-height: 60px; }
.mark {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-weight: 600; font-size: 17px;
  color: var(--ink); letter-spacing: .02em;
}
.mark:hover { text-decoration: none; }
.mark .glyph {
  width: 26px; height: 26px; border: 1.5px solid var(--go);
  border-radius: var(--r); display: grid; place-items: center;
  color: var(--go); font-size: 14px;
}
.jump { display: flex; gap: 22px; margin-left: auto; flex-wrap: wrap; }
.jump a { font-size: 14px; color: var(--ink-dim); }
.jump a:hover { color: var(--go); }
.jump a[aria-current] { color: var(--go); }

/* ---------- page intro ---------- */
.page-top { padding: 56px 0 8px; }
.kicker {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--go); margin: 0 0 14px;
}
h1 {
  font-family: var(--mono); font-size: clamp(28px, 4.4vw, 42px);
  line-height: 1.18; letter-spacing: -.01em; margin: 0 0 16px;
  max-width: 22ch;
}
.sub { font-size: 18px; color: var(--ink-dim); max-width: 60ch; margin: 0; }
.rev {
  font-family: var(--mono); font-size: 12.5px; color: var(--ink-faint);
  margin: 18px 0 0;
}

/* ---------- sections ---------- */
.zone { padding: 44px 0; border-top: 1px solid var(--line); }
.zone:first-of-type { border-top: 0; }
h2 {
  font-family: var(--mono); font-size: 22px; margin: 0 0 18px;
  display: flex; align-items: baseline; gap: 12px;
}
h2 .no { color: var(--go); font-size: 15px; }
h3 { font-size: 17.5px; margin: 28px 0 10px; }
p { margin: 0 0 14px; }
ul, ol { padding-left: 22px; margin: 0 0 16px; }
li { margin-bottom: 6px; }
code {
  font-family: var(--mono); font-size: .88em;
  background: var(--paper-card); border: 1px solid var(--line);
  border-radius: 3px; padding: 1px 5px;
}

/* ---------- tool cards ---------- */
.deck { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; }
.tool {
  border: 1px solid var(--line); border-radius: var(--r);
  background: var(--paper-raise); padding: 22px;
  display: flex; flex-direction: column; gap: 10px;
}
.tool h3 { margin: 0; font-family: var(--mono); font-size: 18px; }
.tagline { color: var(--ink-dim); font-size: 14.5px; margin: 0; flex: 1; }
.facts {
  font-family: var(--mono); font-size: 12.5px; color: var(--ink-dim);
  border-top: 1px dashed var(--line); padding-top: 12px; margin: 4px 0 0;
  display: grid; gap: 4px;
}
.facts b { color: var(--ink); font-weight: 500; }

/* ---------- download unit ---------- */
.get {
  border: 1px solid var(--go); border-radius: var(--r);
  background: var(--go-glow); padding: 18px 22px;
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  margin: 26px 0;
}
.get-cta {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-weight: 600; font-size: 16px;
  color: var(--paper); background: var(--go);
  border-radius: var(--r); padding: 14px 26px; cursor: pointer;
}
.get-cta:hover { background: var(--go-deep); text-decoration: none; }
.get-cta svg { width: 19px; height: 19px; }
.get-meta { font-size: 13px; color: var(--ink-dim); font-family: var(--mono); }

/* ---------- table ---------- */
table { border-collapse: collapse; width: 100%; font-size: 14.5px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
th { font-family: var(--mono); font-size: 12.5px; text-transform: uppercase;
     letter-spacing: .08em; color: var(--ink-dim); font-weight: 500; }
tbody tr:hover { background: var(--paper-card); }

/* ---------- screenshot ---------- */
.shot {
  border: 1px solid var(--line); border-radius: var(--r);
  overflow: hidden; background: var(--paper-raise); margin: 24px 0;
}
.shot figcaption {
  font-size: 12.5px; color: var(--ink-faint); padding: 10px 14px;
  border-top: 1px solid var(--line); font-family: var(--mono);
}

/* ---------- steps ---------- */
.steps { list-style: none; counter-reset: st; padding: 0; margin: 0; }
.steps > li {
  counter-increment: st; position: relative;
  padding: 0 0 26px 52px; border-left: 1px solid var(--line);
  margin-left: 14px;
}
.steps > li::before {
  content: counter(st, decimal-leading-zero);
  position: absolute; left: -15px; top: 0;
  font-family: var(--mono); font-size: 12.5px;
  background: var(--paper); color: var(--go);
  border: 1px solid var(--line-hot); border-radius: 20px;
  padding: 2px 8px;
}
.steps h3 { margin-top: 0; }

/* ---------- details / faq ---------- */
details {
  border: 1px solid var(--line); border-radius: var(--r);
  background: var(--paper-raise); padding: 14px 18px; margin-bottom: 10px;
}
summary { cursor: pointer; font-weight: 600; font-size: 15.5px; }
details[open] summary { color: var(--go); margin-bottom: 8px; }

/* ---------- footer ---------- */
.endzone { border-top: 1px solid var(--line); margin-top: 48px; padding: 34px 0 46px; }
.endzone-in { display: flex; gap: 40px; flex-wrap: wrap; justify-content: space-between; }
.endzone nav { display: grid; gap: 6px; font-size: 14px; }
.endzone .fine { font-size: 12.5px; color: var(--ink-faint); max-width: 52ch; margin-top: 26px; }

/* ---------- cookie bar ---------- */
.cookiebar {
  position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 60;
  max-width: 640px; margin: 0 auto;
  background: var(--paper-raise); border: 1px solid var(--line-hot);
  border-radius: var(--r); padding: 16px 20px;
  display: none; gap: 14px; align-items: center; flex-wrap: wrap;
  box-shadow: 0 10px 34px rgba(0, 0, 0, .45);
}
.cookiebar.on { display: flex; }
.cookiebar p { margin: 0; font-size: 13.5px; color: var(--ink-dim); flex: 1 1 260px; }
.cookiebar .get-cta { padding: 10px 18px; font-size: 14px; }
.pass { background: none; color: var(--ink-dim); border: 1px solid var(--line-hot);
  border-radius: var(--r); padding: 10px 18px; font: inherit; font-size: 14px;
  cursor: pointer; font-family: var(--mono); }
.pass:hover { color: var(--ink); }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; background: var(--go); color: var(--paper);
  padding: 8px 14px; border-radius: var(--r); z-index: 99; }

@media (max-width: 640px) {
  .topbar-in { flex-wrap: wrap; padding: 10px 0; }
  .jump { margin-left: 0; width: 100%; }
}