:root {
  color-scheme: dark;
  --bg: #0b0d14;
  --panel: rgba(20, 24, 36, 0.78);
  --line: rgba(214, 178, 94, 0.22);
  --gold: #e3b95f;
  --gold-bright: #ffd98a;
  --ice: #8fc7ff;
  --text: #e9e4d6;
  --muted: #a39d8f;
  --error: #ff8a7a;
  --ok: #9fe0a4;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 "Segoe UI", system-ui, sans-serif;
  overflow-x: hidden;
}

.glow {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(60rem 30rem at 50% -8rem, rgba(143, 199, 255, 0.20), transparent 70%),
    radial-gradient(40rem 28rem at 85% 30%, rgba(227, 185, 95, 0.10), transparent 70%),
    radial-gradient(36rem 26rem at 10% 70%, rgba(110, 140, 220, 0.10), transparent 70%),
    linear-gradient(180deg, #10131d 0%, #0b0d14 60%, #07080d 100%);
}

main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

.hero {
  text-align: center;
  padding: 96px 0 64px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--ice);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-size: 13px;
}

h1 {
  margin: 0;
  font: 700 clamp(44px, 9vw, 88px)/1.05 Georgia, "Palatino Linotype", "Times New Roman", serif;
  background: linear-gradient(180deg, var(--gold-bright), var(--gold) 55%, #9c7a34);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 40px rgba(227, 185, 95, 0.18);
}

.lead {
  max-width: 620px;
  margin: 20px auto 32px;
  color: var(--muted);
  font-size: 18px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.button {
  display: inline-block;
  padding: 12px 22px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font: 600 15px/1.2 inherit;
  font-family: inherit;
  text-decoration: none;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, transform 0.15s;
}

.button:hover { border-color: var(--gold); background: rgba(227, 185, 95, 0.08); }
.button:active { transform: translateY(1px); }
.button:focus-visible, input:focus-visible { outline: 2px solid var(--ice); outline-offset: 2px; }

.button.primary {
  border-color: #b98a2e;
  background: linear-gradient(180deg, #e9c06a, #b8882f);
  color: #1a1306;
}

.button.primary:hover { background: linear-gradient(180deg, #ffd98a, #c9973a); }
.button[aria-disabled="true"], .button:disabled { opacity: 0.5; pointer-events: none; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  align-items: start;
}

.card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  backdrop-filter: blur(6px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  scroll-margin-top: 24px;
}

.card h2 {
  margin: 0 0 12px;
  color: var(--gold);
  font: 700 26px/1.2 Georgia, "Palatino Linotype", serif;
}

.card p { margin: 0 0 16px; }
.hint { color: var(--muted); font-size: 14px; }

.steps { margin: 0 0 20px; padding-left: 20px; color: var(--muted); }
.steps li { margin-bottom: 6px; }

code { color: var(--text); font-family: Consolas, monospace; }

form { display: grid; gap: 14px; }

label { display: grid; gap: 6px; color: var(--muted); font-size: 14px; }

input {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.35);
  color: var(--text);
  font: 16px/1.2 inherit;
  font-family: inherit;
}

input:focus { border-color: var(--gold); }

.status { min-height: 1.5em; margin: 0; font-size: 14px; }
.status.error { color: var(--error); }
.status.ok { color: var(--ok); }

footer { margin-top: 48px; text-align: center; color: var(--muted); font-size: 13px; }

@media (max-width: 600px) {
  .hero { padding: 56px 0 40px; }
  .card { padding: 20px; }
  .actions .button { flex: 1 1 100%; }
}