:root {
  --bg: #0a1628;
  --panel: #132a45;
  --accent: #3db8ff;
  --text: #f4f8fb;
  --muted: #9bb4cc;
  --ok: #3ecf8e;
  --border: rgba(255,255,255,.1);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, sans-serif;
  background: radial-gradient(1200px 600px at 10% -10%, #1a4a7a, transparent),
              linear-gradient(165deg, #071221, #123a63 50%, #0a1e36);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}
a { color: var(--accent); }
.hero {
  display: flex; flex-wrap: wrap; gap: 24px; align-items: center;
  padding: 36px 28px 20px; max-width: 1100px; margin: 0 auto;
}
.logo { width: 96px; height: 96px; border-radius: 16px; background: #fff; object-fit: contain; }
.eyebrow { color: var(--muted); margin: 0 0 8px; letter-spacing: .02em; }
h1 { margin: 0 0 12px; font-size: clamp(1.6rem, 3vw, 2.4rem); line-height: 1.15; }
.lead { max-width: 46rem; color: #d7e6f5; }
.cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.btn {
  display: inline-block; padding: 10px 16px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--panel); color: var(--text);
  text-decoration: none; font-weight: 600;
}
.btn.primary { background: var(--accent); color: #062033; border-color: transparent; }
.btn.ghost { background: transparent; }
main { max-width: 1100px; margin: 0 auto; padding: 10px 28px 40px; }
section { background: rgba(19,42,69,.7); border: 1px solid var(--border); border-radius: 16px; padding: 20px 22px; margin: 16px 0; }
.plan-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.plan-grid article { background: #0c2038; border-radius: 12px; padding: 14px; border: 1px solid var(--border); }
.price { font-size: 1.8rem; font-weight: 800; color: var(--accent); margin: 6px 0; }
.muted { color: var(--muted); }
footer { text-align: center; padding: 24px; color: var(--muted); font-size: .9rem; }

/* shared forms */
.wrap { max-width: 480px; margin: 40px auto; padding: 0 16px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 16px; padding: 22px; }
label { display: grid; gap: 4px; margin: 10px 0; color: var(--muted); font-size: .9rem; }
input, select {
  border: 1px solid var(--border); border-radius: 8px; padding: 10px;
  background: #0a1628; color: var(--text); font: inherit;
}
button {
  border: 0; border-radius: 10px; padding: 10px 14px; background: var(--accent);
  color: #062033; font-weight: 700; cursor: pointer; font: inherit; margin-top: 8px;
}
button.secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }
.err { color: #ff8a8a; }
.ok { color: var(--ok); }
.social { display: grid; gap: 8px; margin: 14px 0; }
.social a, .social button {
  display: block; text-align: center; text-decoration: none;
  background: #0c2038; color: var(--text); border: 1px solid var(--border);
  border-radius: 10px; padding: 10px; font-weight: 600; cursor: pointer;
}
.tabs { display: flex; gap: 8px; margin-bottom: 12px; }
.tabs button { flex: 1; background: #0c2038; color: var(--text); border: 1px solid var(--border); }
.tabs button.on { border-color: var(--accent); color: var(--accent); }

.dash { max-width: 1100px; margin: 0 auto; padding: 20px; }
.topbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 16px; }
.topbar .spacer { flex: 1; }
.kpi { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; margin-bottom: 16px; }
.kpi .card { padding: 12px 14px; }
.kpi .num { font-size: 1.6rem; font-weight: 800; color: var(--accent); }
.station { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 14px 16px; margin-bottom: 12px; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: .75rem; font-weight: 700; }
.badge.on { background: rgba(62,207,142,.2); color: var(--ok); }
.badge.off { background: rgba(255,107,107,.2); color: #ff8a8a; }
table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); }