:root {
  --bg: #07111f;
  --panel: #0d172b;
  --panel-2: #16243d;
  --line: #2a3d5f;
  --text: #eef3fb;
  --muted: #a7b4c9;
  --accent: #5cb1eb;
  --accent-strong: #3768e1;
  --ok: #5cc98a;
  --warn: #e0b45a;
  --bad: #ee595f;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; background: var(--bg); }

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(1200px 600px at 80% -10%, #1d478d55, transparent 60%) no-repeat, var(--bg);
  color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

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

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }

header.top {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 18px 0;
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: .08em; color: var(--accent); text-decoration: none; font-size: 18px; }
nav.links { display: flex; gap: 18px; flex-wrap: wrap; }
nav.links a { color: var(--muted); text-decoration: none; font-size: 15px; }
nav.links a:hover { color: var(--text); }

.hero { padding: 56px 0 40px; }
.hero h1 { font-size: clamp(32px, 6vw, 52px); line-height: 1.1; margin: 0 0 16px; max-width: 760px; }
.hero p.lead { font-size: 19px; color: var(--muted); max-width: 640px; margin: 0 0 28px; }

.buttons { display: flex; gap: 12px; flex-wrap: wrap; }
.button {
  display: inline-block; padding: 13px 22px; border-radius: 10px; font-weight: 700; text-decoration: none;
  border: 1px solid var(--line); color: var(--text); background: var(--panel-2); cursor: pointer; font-size: 16px;
}
.button.primary { background: var(--accent-strong); border-color: var(--accent-strong); color: #fff; }
.button:hover { filter: brightness(1.12); }
.button[disabled] { opacity: .55; cursor: not-allowed; filter: none; }

section { padding: 36px 0; }
section h2 { font-size: 28px; margin: 0 0 18px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 20px; }
.card h3 { margin: 0 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }

.price { display: flex; align-items: baseline; gap: 10px; margin: 8px 0 4px; }
.price strong { font-size: 44px; }
.price span { color: var(--muted); }

ol.steps { padding-left: 22px; margin: 0; }
ol.steps li { margin: 6px 0; }
code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; background: var(--panel-2); padding: 2px 6px; border-radius: 6px; }

.notice { border-left: 4px solid var(--warn); background: #e0b45a14; padding: 14px 18px; border-radius: 8px; color: var(--muted); }

form.activate { display: grid; gap: 14px; max-width: 460px; }
label { display: grid; gap: 6px; font-weight: 600; }
input {
  font: inherit; font-size: 20px; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--panel-2); color: var(--text); width: 100%;
}
input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.hint { font-weight: 400; color: var(--muted); font-size: 14px; }

.result { margin-top: 18px; padding: 18px; border-radius: 12px; background: var(--panel); border: 1px solid var(--line); max-width: 460px; }
.result.ok { border-color: var(--ok); }
.result.warn { border-color: var(--warn); }
.result.bad { border-color: var(--bad); }
.result h3 { margin: 0 0 6px; }
.result p { margin: 0 0 10px; color: var(--muted); }

footer { padding: 36px 0 48px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); margin-top: 32px; }
footer a { color: var(--muted); }

.legal h2 { font-size: 22px; margin-top: 28px; }
.legal p, .legal li { color: var(--muted); }

/* The logo is dark navy on transparent, so it sits on a white rounded card over the dark page. */
.brand img { width: 40px; height: 40px; background: #fff; border-radius: 10px; padding: 3px; }
.hero-logo { display: block; width: min(320px, 70vw); height: auto; background: #fff; border-radius: 24px; padding: 18px 22px; margin: 0 0 28px; }