:root {
  color-scheme: light;
  --bg: #f6f8fb;
  --ink: #17202e;
  --muted: #667085;
  --line: #d9e0ea;
  --panel: #ffffff;
  --accent: #0f766e;
  --accent-dark: #115e59;
  --danger: #b42318;
  --ok: #027a48;
  --shadow: 0 18px 45px rgba(30, 41, 59, 0.10);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.5 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button {
  border: 0;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  min-height: 42px;
  padding: 0 16px;
}

button:hover:not(:disabled) {
  background: var(--accent-dark);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

pre {
  margin: 0;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.shell {
  margin: 0 auto;
  max-width: 1180px;
  padding: 48px 22px;
}

.hero {
  align-items: stretch;
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr) 360px;
  margin-bottom: 28px;
}

.hero-copy {
  padding: 18px 0;
}

.eyebrow {
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  margin: 0 0 10px;
  text-transform: uppercase;
}

h1,
h2 {
  letter-spacing: 0;
  margin: 0;
}

h1 {
  font-size: clamp(42px, 7vw, 76px);
  line-height: 0.98;
}

h2 {
  font-size: 22px;
}

.lede {
  color: var(--muted);
  font-size: 18px;
  max-width: 720px;
}

.status-panel,
.auth-panel,
.proof-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.status-panel {
  display: grid;
  gap: 12px;
  padding: 22px;
}

.status-row {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 12px;
}

.status-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.status-row span,
.details-grid span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

.workspace {
  align-items: start;
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
}

.auth-panel,
.proof-panel {
  padding: 24px;
}

.panel-header {
  align-items: start;
  display: flex;
  gap: 18px;
  justify-content: space-between;
}

.panel-header p {
  color: var(--muted);
  margin: 6px 0 0;
}

.details-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 24px 0;
}

.details-grid div {
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 6px;
  min-width: 0;
  padding: 14px;
}

.details-grid strong {
  display: block;
  margin-top: 5px;
  overflow-wrap: anywhere;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.message {
  border-radius: 6px;
  color: var(--muted);
  margin-top: 18px;
  min-height: 24px;
}

.message.error {
  color: var(--danger);
}

.message.ok {
  color: var(--ok);
}

.proof-panel pre {
  background: #101828;
  border-radius: 6px;
  color: #e4e7ec;
  margin-top: 16px;
  min-height: 280px;
  padding: 16px;
}

@media (max-width: 880px) {
  .hero,
  .workspace {
    grid-template-columns: 1fr;
  }

  .panel-header {
    align-items: stretch;
    flex-direction: column;
  }

  .details-grid {
    grid-template-columns: 1fr;
  }
}