:root {
    --bg: #f7f8fa;
    --fg: #1f2328;
    --muted: #6b7280;
    --border: #e5e7eb;
    --primary: #0969da;
    --primary-hover: #0550ae;
    --danger: #c1262e;
    --ok: #1a7f37;
    --warn: #9a6700;
    --card: #ffffff;
    --code-bg: #f3f4f6;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--fg);
    font-size: 14px;
    line-height: 1.5;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

.topbar {
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 12px 0;
}
.topbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px 12px;
}
.brand { font-weight: 600; text-decoration: none; color: var(--fg); font-size: 16px; }
.topbar nav {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 18px;
}
.topbar nav a {
    text-decoration: none;
    color: var(--muted);
    font-weight: 500;
}
.topbar nav a:hover { color: var(--primary); }

main { padding: 24px 0 60px; }

h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 24px 0 8px; }
h3 { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: 16px 0 6px; }

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

.flash {
    padding: 10px 14px;
    border-radius: 6px;
    margin-bottom: 16px;
    border: 1px solid;
}
.flash-ok  { background: #ddf4dd; border-color: #aed5b1; color: #1a4d20; }
.flash-err { background: #ffe3e3; border-color: #f4b3b3; color: #7a1d1d; }

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px 18px;
    margin-bottom: 14px;
}

.row-actions { display: flex; gap: 8px; align-items: center; }

.btn {
    display: inline-block;
    background: var(--primary);
    color: white;
    border: none;
    padding: 7px 14px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 13px;
    cursor: pointer;
    font-family: inherit;
}
.btn:hover { background: var(--primary-hover); text-decoration: none; color: #fff; }
.btn-secondary { background: #fff; color: var(--fg); border: 1px solid var(--border); }
.btn-secondary:hover { background: #f0f1f3; color: var(--fg); }
.btn-danger { background: var(--danger); }
.btn-danger:hover { background: #95181f; }
.btn-sm { padding: 4px 10px; font-size: 12px; }

input[type=text], input[type=url], textarea, select {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-family: inherit;
    font-size: 14px;
    background: #fff;
}
input:focus, textarea:focus, select:focus { outline: 2px solid #b6d4f7; border-color: var(--primary); }
label { display: block; font-size: 13px; font-weight: 500; margin-bottom: 4px; color: var(--fg); }
.field { margin-bottom: 14px; }
.help { font-size: 12px; color: var(--muted); margin-top: 4px; }

table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}
th, td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
th { background: #f8f9fa; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 600; }
th a.sort-link { color: var(--muted); text-decoration: none; display: inline-block; }
th a.sort-link:hover { color: var(--primary); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: #fafbfc; }

code, pre {
    background: var(--code-bg);
    border-radius: 4px;
    padding: 1px 6px;
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
    font-size: 12.5px;
}
pre { padding: 10px 14px; overflow-x: auto; white-space: pre-wrap; word-break: break-all; }

.kv { display: grid; grid-template-columns: 160px 1fr; gap: 6px 14px; }
.kv dt { color: var(--muted); font-size: 13px; }
.kv dd { margin: 0; }

.pill {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 500;
    background: #eef0f3;
    color: #444;
    border: 1px solid var(--border);
}
.pill-ok    { background: #ddf4dd; color: var(--ok);    border-color: #aed5b1; }
.pill-warn  { background: #fff4d6; color: var(--warn);  border-color: #e6d29a; }
.pill-err   { background: #ffe3e3; color: var(--danger);border-color: #f4b3b3; }
.pill-muted { background: #f0f1f3; color: var(--muted); }

.stat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 8px 0 18px; }
.stat {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 14px 16px;
}
.stat-label { font-size: 11px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.stat-value { font-size: 22px; font-weight: 600; margin-top: 2px; }

.empty-state {
    text-align: center;
    padding: 50px 20px;
    color: var(--muted);
}

.section-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 800px) {
    .section-grid { grid-template-columns: 1fr; }
    .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .kv { grid-template-columns: 110px 1fr; }
}

/* --- Mobile ------------------------------------------------------------- */
@media (max-width: 640px) {
    .container { padding: 0 12px; }
    main { padding: 16px 0 40px; }
    h1 { font-size: 20px; }

    /* Nav wraps under brand + logout stays on top-right */
    .topbar .container { row-gap: 6px; }
    .topbar nav {
        order: 3;
        flex-basis: 100%;
        margin-top: 4px;
        gap: 4px 14px;
    }
    .topbar nav a { font-size: 13px; }

    /* Prevent iOS zoom-on-focus (needs font-size >= 16px on inputs) */
    input[type=text], input[type=url], input[type=email],
    input[type=password], input[type=search], input[type=number],
    textarea, select { font-size: 16px; }

    /* Cards a bit tighter */
    .card { padding: 12px 14px; }

    /* Tables scroll horizontally instead of forcing the page wider */
    table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        white-space: nowrap;
    }
    th, td { padding: 8px 10px; }

    /* Detail page & similar */
    .kv { grid-template-columns: 100px 1fr; gap: 4px 10px; }
    .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
    .stat { padding: 10px 12px; }
    .stat-value { font-size: 18px; }
}

@media (max-width: 400px) {
    .stat-grid { grid-template-columns: 1fr; }
}

.muted { color: var(--muted); }
.small { font-size: 12px; }
.right { text-align: right; }
.nowrap { white-space: nowrap; }

.actions-bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; gap: 12px; flex-wrap: wrap; }
.actions-bar h1 { margin: 0; }
.actions-bar .row-actions { flex-wrap: wrap; }

form.inline { display: inline; }

.txt-record { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 12px; word-break: break-all; }

.progress-bar {
    height: 6px;
    background: var(--border);
    border-radius: 3px;
    overflow: hidden;
    margin: 10px 0;
}
.progress-bar > div {
    height: 100%;
    background: var(--primary);
    width: 0%;
    transition: width .25s ease-out;
}
tr.refreshing      td { background: #fff8d4 !important; transition: background .4s; }
tr.refreshed       td { background: #ddf4dd !important; transition: background .4s; }
tr.refresh-failed  td { background: #ffe3e3 !important; transition: background .4s; }
#refresh-gsc-log > div { padding: 2px 0; border-top: 1px dashed var(--border); }
#refresh-gsc-log > div:first-child { border-top: none; }
.log-ok  { color: var(--ok); }
.log-err { color: var(--danger); }