:root {
  --bg: #f7f7f8;
  --fg: #1f2328;
  --muted: #59636e;
  --border: #d0d7de;
  --card: #ffffff;
  --accent: #0645ad;
  --danger: #b42318;
}

* {
  box-sizing: border-box;
}

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

.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
}

.site-header nav {
  max-width: 980px;
  margin: 0 auto;
  padding: 0.9rem 1rem;
  display: flex;
  gap: 1rem;
}

.site-header a,
a {
  color: var(--accent);
}

.container {
  max-width: 980px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.manifesto h1 {
  margin-top: 0;
}

.signatures li {
  margin: 0.45rem 0;
}

form {
  display: grid;
  gap: 1rem;
}

label {
  display: grid;
  gap: 0.35rem;
  font-weight: 600;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.7rem;
  font: inherit;
}

button,
.button {
  display: inline-block;
  border: 0;
  border-radius: 8px;
  padding: 0.7rem 1rem;
  background: var(--accent);
  color: white;
  font: inherit;
  text-decoration: none;
  cursor: pointer;
}

.button.danger {
  background: var(--danger);
}

.error {
  color: var(--danger);
  font-weight: 700;
}

.hp {
  position: absolute;
  left: -5000px;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  border-bottom: 1px solid var(--border);
  padding: 0.7rem;
  vertical-align: top;
}

small {
  color: var(--muted);
}