/* Scan-WIFI-Devices - a radar screen */

:root {
  --bg: #050a0d;
  --panel: #0b1519;
  --line: #17323a;
  --text: #d9eef2;
  --dim: #7d9aa1;
  --teal: #2ef2c3;
  --heading: "Space Grotesk", "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg) radial-gradient(circle at 20% 0%, #0d2a2c, var(--bg) 55%) fixed;
  color: var(--text);
  font-family: var(--heading);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: var(--teal); }

.masthead, main, .footer { max-width: 1000px; margin: 0 auto; padding: 0 16px; }

.masthead {
  display: flex;
  align-items: center;
  gap: 32px;
  padding-top: 56px;
}

#radar { flex: 0 0 auto; width: 220px; height: 220px; }

h1 { margin: 0; font-size: clamp(38px, 7vw, 64px); line-height: 1.05; }
.lead { color: var(--dim); font-size: 18px; max-width: 560px; }

.button {
  display: inline-block;
  padding: 10px 22px;
  border: 1.5px solid var(--teal);
  border-radius: 8px;
  color: var(--teal);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
}

.button:hover, .button:focus-visible { background: var(--teal); color: var(--bg); }

.shot {
  margin: 40px 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 0 40px rgba(46, 242, 195, 0.08);
}

.shot img { display: block; width: 100%; height: auto; }

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
}

.steps > * { min-width: 0; }

.steps article {
  position: relative;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
}

.steps b {
  position: absolute;
  top: 12px;
  right: 14px;
  color: var(--teal);
  font-family: var(--mono);
  opacity: 0.6;
}

.steps h2 { margin: 0 0 6px; font-size: 19px; }
.steps p { margin: 0; color: var(--dim); font-size: 15px; }

.run { margin-top: 40px; }
.run h2 { margin: 0 0 10px; }

pre {
  margin: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #03070a;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 14px;
}

code { font-family: var(--mono); color: var(--teal); }

.small { color: var(--dim); font-size: 14px; }

.footer { padding: 48px 16px; text-align: center; }
.footer img { max-width: 100%; height: auto; }

@media (max-width: 700px) {
  .masthead { flex-direction: column; text-align: center; }
  .lead { margin-left: auto; margin-right: auto; }
}