:root {
  color-scheme: dark;
  --bg: #06070b;
  --panel: rgba(16, 20, 30, 0.82);
  --text: #f4f7fb;
  --muted: #a8b3c5;
  --line: rgba(255, 255, 255, 0.16);
  --cyan: #4de1ff;
  --pink: #ff5ebc;
  --green: #7cffb2;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 18% 22%, rgba(77, 225, 255, 0.26), transparent 30%),
    radial-gradient(circle at 78% 18%, rgba(255, 94, 188, 0.22), transparent 28%),
    linear-gradient(145deg, #05060a 0%, #111522 48%, #070910 100%);
  color: var(--text);
}

.shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.panel {
  width: min(100%, 720px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  backdrop-filter: blur(18px);
  padding: clamp(28px, 5vw, 54px);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--green);
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(42px, 8vw, 78px);
  line-height: 0.95;
  letter-spacing: 0;
}

.copy {
  margin: 22px 0 0;
  max-width: 58ch;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.55;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 30px 0 0;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 18px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.button.primary {
  border-color: rgba(77, 225, 255, 0.78);
  background: linear-gradient(135deg, rgba(77, 225, 255, 0.24), rgba(255, 94, 188, 0.18));
}

.button.small {
  width: fit-content;
  margin-top: 4px;
}

.config {
  display: grid;
  gap: 14px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

input {
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 12px;
  color: var(--text);
  background: rgba(0, 0, 0, 0.24);
  font: inherit;
}

.note {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

@media (max-width: 520px) {
  .actions,
  .button {
    width: 100%;
  }
}