:root {
    --bg: #f5f7f5;
    --card: #ffffff;
    --accent: #4a8a3f;
    --accent-dark: #2f6b27;
    --text: #1c2a1a;
    --muted: #6a766a;
    --error: #c0392b;
    --ok: #2f6b27;
    --border: #dde3dc;
}

* { box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    margin: 0;
    line-height: 1.5;
}

.topnav {
    background: var(--accent);
    padding: 0.75rem 1.25rem;
    display: flex;
    gap: 1rem;
}
.topnav a {
    color: #fff;
    text-decoration: none;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}
.topnav a.active, .topnav a:hover { background: var(--accent-dark); }

main.card {
    max-width: 900px;
    margin: 2rem auto;
    background: var(--card);
    padding: 1.5rem 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

h1 { margin-top: 0; color: var(--accent-dark); }
h2 { margin-top: 2rem; border-bottom: 1px solid var(--border); padding-bottom: 0.25rem; }

form label {
    display: block;
    margin: 0.75rem 0;
}
form label small { font-weight: normal; color: var(--muted); }
form input[type=text], form input[type=email], form input[type=password] {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    margin-top: 0.25rem;
    font-size: 1rem;
}
form button, button {
    background: var(--accent);
    color: #fff;
    border: 0;
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
}
form button:hover, button:hover { background: var(--accent-dark); }
button.secondary { background: #6a766a; }
button.secondary:hover { background: #4f5a4f; }
form.inline { display: inline; }
label.inline-check { display: flex; align-items: center; gap: 0.5rem; margin: 0.5rem 0; font-weight: 600; }
label.inline-check input { width: auto; margin: 0; }

.error { background: #fde2dd; color: var(--error); padding: 0.75rem; border-radius: 4px; margin: 1rem 0; }
.ok    { background: #e1f0d8; color: var(--ok);    padding: 0.75rem; border-radius: 4px; margin: 1rem 0; }

table { width: 100%; border-collapse: collapse; margin-top: 0.5rem; }
th, td { text-align: left; padding: 0.5rem; border-bottom: 1px solid var(--border); vertical-align: top; }
th { background: #f0f4ef; }

pre { background: #f0f4ef; padding: 0.75rem; border-radius: 4px; white-space: pre-wrap; word-break: break-word; }
pre.log { max-height: 240px; overflow: auto; }

section.highlight {
    background: #fbf6e2;
    border-left: 4px solid var(--accent);
    padding: 0.75rem 1rem;
    border-radius: 4px;
    margin: 1rem 0 1.5rem;
}
section.highlight h2 { margin-top: 0; border-bottom: none; padding-bottom: 0; }
td.rel { white-space: nowrap; color: var(--accent-dark); font-weight: 600; }