:root {
  --bg: #0f1419;
  --card: #171d24;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f4f6f8;
  --muted: rgba(244, 246, 248, 0.68);
  --gold: #c9a962;
  --gold-dim: rgba(201, 169, 98, 0.18);
  --danger: #ff8b8b;
  --ok: #7dcea0;
  --radius: 14px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  font-family: "Segoe UI", Tahoma, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top right, rgba(201, 169, 98, 0.12), transparent 35%),
    linear-gradient(180deg, #121820, var(--bg));
  color: var(--text);
}

.shell {
  width: min(720px, calc(100% - 2rem));
  margin: 2.5rem auto 3rem;
}

.hero { margin-bottom: 1.5rem; }

.eyebrow {
  margin: 0 0 0.5rem;
  color: var(--gold);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  line-height: 1.25;
}

.lead {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem 1.35rem 1.4rem;
}

.card + .card { margin-top: 1rem; }

h2 {
  margin: 0 0 1rem;
  font-size: 1.05rem;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.card-head h2 { margin: 0; }

.help,
.meta {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.65;
  margin: 0 0 1rem;
}

.result-box {
  margin: 0.75rem 0 0;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid var(--border);
}

.result-box p { margin: 0 0 0.45rem; }
.result-box a { color: var(--gold); }

.field {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 1rem;
}

.field span,
.check span {
  color: var(--muted);
  font-size: 0.92rem;
}

input[type="url"],
input[type="password"],
input[type="text"],
textarea {
  width: 100%;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  border-radius: 10px;
  padding: 0.8rem 0.9rem;
  font-size: 1rem;
}

textarea {
  min-height: 9rem;
  font-family: ui-monospace, Consolas, monospace;
  font-size: 0.8rem;
  line-height: 1.45;
  resize: vertical;
}

input:focus {
  outline: 2px solid var(--gold-dim);
  border-color: rgba(201, 169, 98, 0.45);
}

.check {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.btn {
  border: 0;
  border-radius: 999px;
  padding: 0.72rem 1.2rem;
  font-size: 0.95rem;
  cursor: pointer;
}

.btn.primary {
  background: linear-gradient(135deg, #d4b76a, var(--gold));
  color: #1a1408;
  font-weight: 600;
}

.btn.primary:disabled {
  opacity: 0.55;
  cursor: wait;
}

.btn.ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
}

.hint {
  margin: 0.75rem 0 0;
  color: var(--danger);
  font-size: 0.9rem;
}

.status {
  min-height: 1.4rem;
  margin: 1rem 0 0;
  color: var(--muted);
}

.status.busy { color: var(--gold); }
.status.ok { color: var(--ok); }
.status.err { color: var(--danger); }

.result {
  margin: 0.75rem 0 0;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid var(--border);
  overflow: auto;
  direction: ltr;
  text-align: left;
  font-size: 0.82rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}