:root {
    color-scheme: light dark;
    --accent: #d9480f;
    --muted: #868e96;
    font-family: system-ui, sans-serif;
    line-height: 1.5;
}

body {
    margin: 0 auto;
    max-width: 44rem;
    padding: 1.5rem;
}

header {
    display: flex;
    gap: 1rem;
    align-items: baseline;
    margin-bottom: 2rem;
}

header .brand {
    font-weight: 700;
    font-size: 1.25rem;
    margin-right: auto;
}

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

.notice {
    border-left: 4px solid var(--accent);
    padding: 0.5rem 1rem;
}

.error-summary {
    border: 2px solid var(--accent);
    padding: 0 1rem;
}

.error-summary h2 {
    font-size: 1.1rem;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.hint {
    color: var(--muted);
    margin: 0;
}

.error {
    color: var(--accent);
    font-weight: 600;
    margin: 0;
}

.field.invalid input,
.field.invalid textarea {
    border: 2px solid var(--accent);
}

.posts {
    list-style: none;
    padding: 0;
}

.posts li {
    display: flex;
    flex-direction: column;
    margin-bottom: 1rem;
}

.summary,
.empty {
    color: var(--muted);
}

.editor {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

input,
textarea,
button {
    font: inherit;
    padding: 0.5rem;
}

.pages,
.actions {
    display: flex;
    gap: 1rem;
    align-items: baseline;
}

button.danger {
    background: none;
    border: 1px solid var(--accent);
    color: var(--accent);
}