:root {
  --bg: #111820;
  --panel: #182433;
  --line: rgba(255, 255, 255, 0.1);
  --text: #f7f9fb;
  --muted: #9caec2;
  --accent: #55e0b3;
  --accent-strong: #2fbf97;
  --warning-bg: rgba(255, 181, 71, 0.16);
  --warning-border: rgba(255, 181, 71, 0.42);
  --success-bg: rgba(85, 224, 179, 0.14);
  --success-border: rgba(85, 224, 179, 0.42);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% 10%, rgba(85, 224, 179, 0.12), transparent 28%),
    linear-gradient(180deg, #111820 0%, #101720 100%);
  color: var(--text);
  font-family:
    Inter,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}

button,
input {
  font: inherit;
}

textarea {
  font: inherit;
}

.shell {
  width: min(100% - 32px, 760px);
  margin: 0 auto;
}

.shell-center {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 0;
}

.panel {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(24, 36, 51, 0.92);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.24);
}

.auth-panel {
  display: grid;
  gap: 18px;
  padding: clamp(24px, 5vw, 44px);
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(28px, 6vw, 42px);
  line-height: 1.08;
}

p {
  margin: 0;
}

.muted {
  color: var(--muted);
  line-height: 1.55;
}

.next-steps {
  display: grid;
  gap: 8px;
  color: var(--muted);
  line-height: 1.55;
}

.next-steps__title {
  color: var(--text);
  font-weight: 700;
}

.next-steps ol {
  margin: 0;
  padding-left: 20px;
}

.next-steps a {
  color: var(--accent);
  overflow-wrap: anywhere;
}

.form-grid {
  display: grid;
  gap: 12px;
}

.key-box {
  display: grid;
  gap: 8px;
}

.key-box label {
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.key-box textarea {
  width: 100%;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  line-height: 1.45;
}

.action-row {
  display: grid;
  gap: 10px;
}

@media (min-width: 560px) {
  .action-row {
    grid-template-columns: 1fr 1fr;
  }
}

.primary,
.ghost {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  padding: 12px 16px;
  font-weight: 700;
  text-decoration: none;
}

.primary {
  border: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #0b1714;
  cursor: pointer;
}

.ghost {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.status-pill {
  width: fit-content;
  border: 1px solid var(--warning-border);
  border-radius: 999px;
  padding: 8px 12px;
  color: var(--text);
  background: var(--warning-bg);
  font-size: 14px;
  font-weight: 700;
}

.status-pill--paid,
.status-pill--succeeded {
  border-color: var(--success-border);
  background: var(--success-bg);
}

.notice {
  border: 1px solid var(--warning-border);
  border-radius: 10px;
  padding: 12px;
  background: var(--warning-bg);
  color: var(--text);
  line-height: 1.45;
}

.notice--error {
  border-color: rgba(255, 112, 112, 0.45);
  background: rgba(255, 112, 112, 0.14);
}