:root {
    --bg: #f5f6fa;
    --card-bg: #ffffff;
    --border: #dfe3ea;
    --text: #1f2430;
    --muted: #6b7280;
    --primary: #2f6feb;
    --primary-dark: #2454b5;
    --danger: #d9463d;
    --ok: #1a8f4c;
    --off: #9aa1ac;
}

* { box-sizing: border-box; }

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

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
}

.brand {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--primary);
    text-decoration: none;
}

.container {
    max-width: 960px;
    margin: 32px auto;
    padding: 0 16px;
}

.footer {
    text-align: center;
    padding: 16px;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px 24px;
    margin-bottom: 20px;
}

.card.narrow { max-width: 480px; }

.card-header, .page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

h1 { font-size: 1.4rem; margin: 0 0 16px; }
h2 { font-size: 1.1rem; margin: 0; }

label { display: block; margin: 12px 0 4px; font-size: 0.9rem; color: var(--muted); }

input[type=text], input[type=email], input[type=password], input[type=number], select {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.95rem;
}

.form-row { display: flex; gap: 16px; align-items: end; }
.form-row > div { flex: 1; }
.checkbox-row { margin: 12px 0; }
.checkbox-row label { display: flex; align-items: center; gap: 8px; color: var(--text); }
.checkbox-row input { width: auto; }

.form-actions { margin-top: 20px; display: flex; gap: 12px; }

button, .button {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--card-bg);
    color: var(--text);
    cursor: pointer;
    text-decoration: none;
    font-size: 0.9rem;
}

button.primary, .button.primary {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}
button.primary:hover, .button.primary:hover { background: var(--primary-dark); }

.link-button {
    background: none;
    border: none;
    padding: 0;
    color: var(--primary);
    text-decoration: underline;
    cursor: pointer;
    font-size: 0.9rem;
}
.link-button.danger { color: var(--danger); }
.inline-form { display: inline; }

.muted { color: var(--muted); font-size: 0.9rem; }
.hint { color: var(--muted); font-size: 0.8rem; margin-top: 4px; }

.folder-picker { display: flex; flex-direction: column; gap: 6px; }

.feed-table { width: 100%; border-collapse: collapse; margin-top: 12px; font-size: 0.9rem; }
.feed-table th, .feed-table td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--border); }
.feed-table .actions { display: flex; gap: 10px; }

.badge { padding: 2px 8px; border-radius: 999px; font-size: 0.75rem; color: #fff; }
.badge-ok { background: var(--ok); }
.badge-off { background: var(--off); }
.badge-error { background: var(--danger); cursor: help; }

.alert { padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; font-size: 0.9rem; }
.alert-error { background: #fdecea; color: var(--danger); border: 1px solid #f3c6c2; }
.alert-success { background: #e9f7ef; color: var(--ok); border: 1px solid #bfe6cd; }

.subcard { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--border); }

code { background: #eef0f4; padding: 1px 5px; border-radius: 4px; }