:root {
  --ink: #1c1917;
  --muted: #78716c;
  --border: #e7e5e4;
  --surface: #ffffff;
  --page: #f8f6f1;
  --accent: #1d7a5f;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  line-height: 1.55;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.wordmark {
  color: var(--ink);
  font-weight: 600;
  font-size: 1.125rem;
  text-decoration: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.site-nav a { color: var(--accent); text-decoration: none; }
.account { color: var(--muted); }
.inline-form { display: inline; margin: 0; }
.link-button {
  border: 0;
  background: none;
  color: var(--accent);
  cursor: pointer;
  font: inherit;
  padding: 0;
}

.page {
  max-width: 44rem;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

h1 { font-size: 1.75rem; margin-top: 0; }
.lede { color: var(--muted); }

.button {
  display: inline-block;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  border-radius: 0.375rem;
  background: var(--surface);
  color: var(--ink);
  text-decoration: none;
}
.button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.actions { display: flex; gap: 0.75rem; margin-top: 1.5rem; }

.account-panel, .panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 1.5rem;
}

.account-panel form { display: grid; gap: 0.375rem; margin-top: 1rem; }
.account-panel label { font-size: 0.875rem; color: var(--muted); }
.account-panel input {
  padding: 0.5rem 0.625rem;
  border: 1px solid var(--border);
  border-radius: 0.375rem;
  font: inherit;
}
.account-panel button { justify-self: start; margin-top: 0.5rem; }

.hint { color: var(--muted); font-size: 0.875rem; }
.placeholder { color: var(--muted); }
.notice { color: var(--accent); }

.form-errors {
  margin: 0 0 1rem;
  padding: 0.75rem 1rem 0.75rem 2rem;
  border: 1px solid #f0c2b4;
  border-radius: 0.375rem;
  background: #fdf0ec;
  color: #8a3418;
}

.panels { display: grid; gap: 1rem; }