:root {
    --bg: #f7f7f5;
    --panel: #ffffff;
    --text: #1f2328;
    --muted: #6b7280;
    --border: #e2e2e0;
    --accent: #2563eb;
    --danger: #b91c1c;
    --warning: #b45309;
    --ok: #15803d;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #16181d;
        --panel: #1e2127;
        --text: #e7e9ea;
        --muted: #9aa1ac;
        --border: #2c2f36;
        --accent: #5b8def;
        --danger: #f87171;
        --warning: #fbbf24;
        --ok: #4ade80;
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 15px;
    line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topnav {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 0.75rem 1.5rem;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
}

.topnav-brand a { font-weight: 700; font-size: 1.1rem; color: var(--text); }

.topnav nav { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.topnav nav a { color: var(--muted); font-size: 0.9rem; }
.topnav nav a.active, .topnav nav a:hover { color: var(--text); }

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 1.5rem;
}

h1 { font-size: 1.5rem; margin-top: 0; }
h2 { font-size: 1.15rem; }

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

.btn {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    cursor: pointer;
    text-decoration: none;
}
.btn:hover { opacity: 0.9; text-decoration: none; }
.btn-secondary { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-danger { background: var(--danger); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 0.6rem 0.5rem; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 0.85rem; text-transform: uppercase; }

.form-group { margin-bottom: 1rem; }
label { display: block; margin-bottom: 0.35rem; font-weight: 600; font-size: 0.9rem; }
input[type=text], input[type=url], select, textarea {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg);
    color: var(--text);
    font-size: 0.95rem;
}

.muted { color: var(--muted); }
.badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}
.badge-ok { background: rgba(21,128,61,0.15); color: var(--ok); }
.badge-warn { background: rgba(180,83,9,0.15); color: var(--warning); }
.badge-off { background: rgba(107,114,128,0.15); color: var(--muted); }

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--muted);
}

.flash {
    padding: 0.75rem 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    background: rgba(21,128,61,0.1);
    color: var(--ok);
    border: 1px solid rgba(21,128,61,0.3);
}

/* ---- Site audit ---- */
.badge-bad { background: rgba(185,28,28,0.15); color: var(--danger); }

.score-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; }
.score-card { text-align: center; }
.score { display: inline-block; font-size: 2.25rem; font-weight: 700; padding: 0.25rem 1rem; border-radius: 12px; margin: 0.4rem 0; }
.issue-counts { display: flex; flex-direction: column; gap: 0.35rem; align-items: center; margin-top: 0.5rem; }

.metric { display: inline-block; margin-right: 1.25rem; font-variant-numeric: tabular-nums; }

table.issues td { vertical-align: top; }
.issue-url { font-size: 0.8rem; word-break: break-all; }

/* ---- Sign in ---- */
.login-box { max-width: 360px; margin: 12vh auto 0; }
input[type=password] {
    width: 100%; padding: 0.5rem; border: 1px solid var(--border); border-radius: 6px;
    background: var(--bg); color: var(--text); font-size: 0.95rem;
}
.topnav .signout { margin-left: auto; }
.topnav .signout button { background: none; border: none; color: var(--muted); cursor: pointer; font-size: 0.9rem; padding: 0; }
.topnav .signout button:hover { color: var(--text); }