:root {
    --bg: #f6f7f9;
    --card: #ffffff;
    --text: #1c2430;
    --muted: #66707d;
    --border: #dde2e8;
    --accent: #2563eb;
    --danger: #b91c1c;
    --ok: #15803d;
    --warn: #b45309;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text);
    background: var(--bg);
}

.topbar {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0.7rem 1.25rem;
    background: var(--card);
    border-bottom: 1px solid var(--border);
}

.topbar .brand { font-weight: 650; }

.topbar nav { display: flex; gap: 1rem; flex: 1; }

.topbar a {
    color: var(--muted);
    text-decoration: none;
    padding: 0.2rem 0;
}

.topbar a.active, .topbar a:hover { color: var(--text); }

main { max-width: 60rem; margin: 1.5rem auto; padding: 0 1rem; }

h1 { font-size: 1.3rem; margin: 0 0 1rem; }
h2 { font-size: 1.05rem; margin: 1.5rem 0 0.5rem; }

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.card.narrow { max-width: 24rem; margin: 4rem auto; }

label { display: block; margin: 0.75rem 0 0.25rem; font-weight: 550; }

input[type="text"], input[type="email"], input[type="password"], input[type="url"], textarea, select {
    width: 100%;
    padding: 0.45rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font: inherit;
}

button {
    margin-top: 1rem;
    padding: 0.45rem 1rem;
    border: 0;
    border-radius: 6px;
    background: var(--accent);
    color: #fff;
    font: inherit;
    font-weight: 550;
    cursor: pointer;
}

button.link {
    background: none;
    color: var(--muted);
    padding: 0;
    margin: 0;
    font-weight: 400;
}

button.link:hover { color: var(--text); }

button.secondary { background: #e5e9ef; color: var(--text); }
button.danger { background: var(--danger); }

.error { color: var(--danger); margin: 0.5rem 0 0; }

.flash {
    background: #ecfdf3;
    border: 1px solid #bbe5c8;
    color: var(--ok);
    padding: 0.6rem 0.9rem;
    border-radius: 6px;
    margin-bottom: 1rem;
}

.flash-error { background: #fef2f2; border-color: #f3c6c6; color: var(--danger); }

.muted { color: var(--muted); }
.small { font-size: 0.85rem; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 0.4rem 0.6rem; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 550; font-size: 0.85rem; }

.badge {
    display: inline-block;
    padding: 0.1rem 0.5rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
}

.badge-ok { background: #ecfdf3; color: var(--ok); }
.badge-warn { background: #fffbeb; color: var(--warn); }
.badge-error { background: #fef2f2; color: var(--danger); }

.row { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; }
.spread { justify-content: space-between; }

.identity { display: flex; gap: 0.75rem; align-items: center; }
.identity img { width: 36px; height: 36px; border-radius: 50%; }

.small-btn {
    margin: 0;
    padding: 0.25rem 0.6rem;
    font-size: 0.82rem;
}

td .row { gap: 0.35rem; }
td form { margin: 0; }
td input[type="date"], td select { width: auto; padding: 0.2rem 0.4rem; font-size: 0.82rem; }

.suggested-row { background: #fffdf4; }

.tabs {
    display: flex;
    gap: 0.25rem;
    margin: 0 0 1rem;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.tab {
    padding: 0.45rem 0.9rem;
    color: var(--muted);
    text-decoration: none;
    border: 1px solid transparent;
    border-bottom: none;
    border-radius: 8px 8px 0 0;
}

.tab:hover { color: var(--text); }

.tab.active {
    color: var(--text);
    font-weight: 600;
    background: var(--card);
    border-color: var(--border);
    margin-bottom: -1px;
}

.tab-count {
    display: inline-block;
    min-width: 1.4rem;
    padding: 0 0.35rem;
    border-radius: 999px;
    background: #e5e9ef;
    color: var(--muted);
    font-size: 0.75rem;
    text-align: center;
}

.tab.active .tab-count { background: var(--accent); color: #fff; }