:root {
  --bg: #0b0d12;
  --card: #121621;
  --text: #e9eefc;
  --muted: #aab3cc;
  --line: rgba(255,255,255,.12);
  --btn: #2a61ff;
  --btn2: rgba(255,255,255,.10);
  --radius: 18px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  background: radial-gradient(1200px 800px at 20% 0%, rgba(42,97,255,.25), transparent 60%),
              radial-gradient(900px 700px at 80% 10%, rgba(0,255,200,.12), transparent 55%),
              var(--bg);
  color: var(--text);
}

a { color: inherit; text-decoration: none; }
.wrap { max-width: 980px; margin: 0 auto; padding: 18px 16px; }

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  font-weight: 750;
  letter-spacing: .2px;
}
.nav a { color: var(--muted); margin-left: 14px; }

.hero { padding-top: 10px; padding-bottom: 40px; }
h1 {
  font-size: clamp(1.7rem, 2.2vw, 2.5rem);
  margin: 14px 0 10px;
}
.subtitle { color: var(--muted); max-width: 70ch; }

.card {
  margin-top: 18px;
  background: rgba(18,22,33,.9);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: 0 12px 40px rgba(0,0,0,.35);
  backdrop-filter: blur(8px);
}

.row { display: grid; grid-template-columns: 120px 1fr; gap: 12px; align-items: center; margin: 10px 0; }
label { color: var(--muted); font-size: .95rem; }

input, select {
  width: 100%;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 12px;
  color: var(--text);
  outline: none;
}
input::placeholder { color: rgba(233,238,252,.45); }

.results {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 14px;
}
.result {
  padding: 14px;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--line);
  border-radius: 14px;
}
.k { color: var(--muted); font-size: .92rem; }
.v { font-size: 1.2rem; font-weight: 750; margin-top: 6px; word-break: break-word; }

.meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 12px;
  color: var(--muted);
  font-size: .92rem;
}

.actions { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
button {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 11px 14px;
  cursor: pointer;
  font-weight: 650;
  color: var(--text);
  background: var(--btn);
}
button.secondary { background: var(--btn2); }

.note { min-height: 20px; margin: 10px 2px 0; color: var(--muted); }

.ad-slot {
  margin-top: 18px;
  border: 1px dashed rgba(255,255,255,.18);
  border-radius: var(--radius);
  padding: 16px;
  color: var(--muted);
}
.ad-inner { text-align: center; }

.seo, .faq {
  margin-top: 22px;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
}
.seo h2, .faq h2 { margin: 0 0 10px; font-size: 1.15rem; }

details {
  border-top: 1px solid var(--line);
  padding: 10px 0;
}
details:first-of-type { border-top: none; }
summary { cursor: pointer; font-weight: 650; }
details p { margin: 8px 0 0; color: var(--muted); }

.footer { margin-top: 16px; color: var(--muted); font-size: .92rem; }

@media (max-width: 720px) {
  .row { grid-template-columns: 1fr; }
  .results { grid-template-columns: 1fr; }
}