:root {
  color-scheme: light dark;
  --bg: #f7faf8;
  --fg: #1a2e24;
  --muted: #4a6356;
  --accent: #1b6b4a;
  --border: #c5d4cb;
  --card: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1a14;
    --fg: #e8f0eb;
    --muted: #a8bfb2;
    --accent: #6dcea3;
    --border: #2a3d33;
    --card: #16241c;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
}

a {
  color: var(--accent);
}

header,
main,
footer {
  max-width: 42rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}

header {
  padding-top: 1.75rem;
  padding-bottom: 0.5rem;
}

.brand {
  display: inline-block;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--fg);
}

.brand span {
  color: var(--accent);
}

nav {
  margin-top: 0.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  font-size: 0.95rem;
}

h1 {
  font-size: 1.75rem;
  line-height: 1.25;
  margin: 1rem 0 0.5rem;
}

.meta {
  color: var(--muted);
  font-size: 0.95rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  margin: 1.25rem 0;
}

.portal-card {
  margin-top: 1.5rem;
}

.status-pill {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 600;
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  color: var(--accent);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0 1.25rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--fg);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  width: 100%;
  margin-top: 0.75rem;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.btn-danger {
  color: #b3261e;
  border-color: color-mix(in srgb, #b3261e 35%, var(--border));
  background: color-mix(in srgb, #b3261e 6%, var(--card));
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.hidden {
  display: none !important;
}

.user-email {
  font-weight: 600;
  word-break: break-all;
}

.cancel-block {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.cancel-block p {
  margin: 0 0 0.75rem;
  font-size: 0.95rem;
  color: var(--muted);
}

#message {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  background: color-mix(in srgb, var(--accent) 12%, var(--card));
}

#message.error {
  background: color-mix(in srgb, #b3261e 12%, var(--card));
  color: #b3261e;
}

footer {
  margin-top: 2.5rem;
  padding-bottom: 2.5rem;
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}