@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --bg: #f6f7fb;
    --card: #ffffff;
    --border: #e6e8ee;
    --text: #16181d;
    --text-muted: #6b7280;
    --ok: #16a34a;
    --ok-bg: #ecfdf3;
    --warn: #b45309;
    --warn-bg: #fffaeb;
    --down: #dc2626;
    --down-bg: #fef3f2;
    --brand: #4f46e5;
    --brand-dark: #4338ca;
    --radius: 14px;
    --shadow: 0 1px 2px rgba(16,24,40,0.04), 0 1px 3px rgba(16,24,40,0.06);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0f1115;
        --card: #191b21;
        --border: #2a2d36;
        --text: #e8e9ed;
        --text-muted: #9298a6;
        --ok-bg: rgba(22,163,74,0.16);
        --warn-bg: rgba(234,179,8,0.14);
        --down-bg: rgba(220,38,38,0.16);
        --brand: #818cf8;
        --brand-dark: #6366f1;
        --shadow: 0 1px 2px rgba(0,0,0,0.35), 0 2px 6px rgba(0,0,0,0.45);
    }
    body { background: var(--bg); }
    .btn { color: #0f1115; }
    .btn.secondary { background: #23262f; color: var(--text); }
    .btn.secondary:hover { background: #2c303b; }
    .check-row:hover { background: #1e212a; }
    .update-form { background: #1e212a; border-color: var(--border); }
    .preview-empty { background: transparent; }
    .tag-default { background: #23262f; }
    .range-tabs a { background: var(--card); }
    .form-group input, .form-group select, .form-group textarea {
        background: #14161b; color: var(--text); border-color: var(--border);
    }
    .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
        box-shadow: 0 0 0 3px rgba(129,140,248,0.18);
    }
    .uptime-bar.nodata { background: #262932; }
    ::selection { background: rgba(129,140,248,0.35); }
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); line-height: 1.55; -webkit-font-smoothing: antialiased; }
.wrap { max-width: 860px; margin: 0 auto; padding: 40px 20px 90px; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

.header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 28px; }
.brand { display: flex; align-items: center; gap: 12px; }
.site-logo { height: 40px; width: auto; max-width: 160px; max-height: 40px; object-fit: contain; border-radius: 8px; display: block; }
.logo-link { display: inline-flex; }
.header h1 { font-size: 22px; margin: 0; font-weight: 700; letter-spacing: -0.01em; }
.header .sub { color: var(--text-muted); font-size: 13px; }
.back-link { font-size: 13px; color: var(--text-muted); }

.banner {
    border-radius: var(--radius);
    padding: 22px 26px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    font-size: 17px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}
.banner.operational { background: var(--ok-bg); color: var(--ok); }
.banner.degraded    { background: var(--warn-bg); color: var(--warn); }
.banner.outage       { background: var(--down-bg); color: var(--down); }
.banner.pending       { background: #eef2ff; color: var(--brand); font-size: 14px; padding: 14px 22px; }

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 18px;
    overflow: hidden;
    box-shadow: var(--shadow);
}
.card-header {
    padding: 15px 22px;
    font-weight: 600;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: .05em;
}

.check-row {
    padding: 16px 22px;
    border-bottom: 1px solid var(--border);
    transition: background 0.15s;
}
.check-row:hover { background: #fafbfc; }
.check-row:last-child { border-bottom: none; }
.check-row-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.check-name { font-weight: 500; display: flex; align-items: center; gap: 10px; }
.check-name .desc { color: var(--text-muted); font-size: 12px; font-weight: 400; }
.check-status { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; }
.check-status.ok   { color: var(--ok); }
.check-status.warn { color: var(--warn); }
.check-status.down { color: var(--down); }
.uptime { font-size: 12px; color: var(--text-muted); margin-left: 10px; }

.uptime-strip { display: flex; gap: 2px; align-items: flex-end; height: 28px; }
.uptime-bar { flex: 1; height: 100%; border-radius: 2px; background: #e6e8ee; cursor: default; }
.uptime-bar.perfect  { background: #16a34a; }
.uptime-bar.good      { background: #d0ed60; }
.uptime-bar.degraded  { background: #eab308; }
.uptime-bar.bad        { background: var(--down); }
.uptime-bar.nodata     { background: #edeef2; }
.uptime-strip-labels { display: flex; justify-content: space-between; font-size: 10px; color: var(--text-muted); margin-top: 4px; }

.uptime-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    padding: 12px 22px;
    border-bottom: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-muted);
}
.uptime-legend span { display: flex; align-items: center; gap: 6px; }
.legend-dot { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }
.legend-dot.perfect  { background: #16a34a; }
.legend-dot.good      { background: #d0ed60; }
.legend-dot.degraded  { background: #eab308; }
.legend-dot.bad        { background: var(--down); }

.incident, .incident-detail { padding: 20px 22px; border-bottom: 1px solid var(--border); }
.incident:last-child { border-bottom: none; }
.incident-detail { padding: 0; border-bottom: none; }
.incident-title { font-weight: 600; margin-bottom: 5px; font-size: 15px; }
.incident-detail-title { font-size: 24px; font-weight: 700; margin: 0 0 10px; letter-spacing: -0.01em; }
.incident-meta { font-size: 12px; color: var(--text-muted); display: flex; align-items: center; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }

.desc-block { margin-top: 12px; }
.desc-label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--text-muted); margin-bottom: 6px; }
.rich-content { font-size: 14px; }
.rich-content img { max-width: 100%; border-radius: 8px; margin: 6px 0; }
.rich-content ul, .rich-content ol { padding-left: 20px; }
.rich-content.excerpt { max-height: 4.6em; overflow: hidden; color: var(--text-muted); }
.read-more { display: inline-block; margin-top: 8px; font-size: 13px; font-weight: 600; }

.timeline { list-style: none; margin: 0; padding: 0; }
.timeline li { padding: 8px 0; border-bottom: 1px dashed var(--border); font-size: 13px; }
.timeline li:last-child { border-bottom: none; }
.timeline-time { float: right; color: var(--text-muted); font-size: 12px; }

.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .03em;
}
.badge.detected, .badge.investigating { background: var(--down-bg); color: var(--down); }
.badge.identified, .badge.monitoring, .badge.pending { background: var(--warn-bg); color: var(--warn); }
.badge.solved { background: var(--ok-bg); color: var(--ok); }
.badge.minor { background: #eef2ff; color: var(--brand); }
.badge.major { background: var(--warn-bg); color: var(--warn); }
.badge.critical { background: var(--down-bg); color: var(--down); }

.empty { padding: 28px 20px; color: var(--text-muted); font-size: 14px; text-align: center; }
.footer { text-align: center; color: var(--text-muted); font-size: 12px; margin-top: 44px; }

/* ---------- Admin panel ---------- */
.admin-nav { display: flex; gap: 4px; margin-bottom: 26px; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.admin-nav a { padding: 10px 16px; color: var(--text-muted); text-decoration: none; font-size: 14px; font-weight: 500; border-bottom: 2px solid transparent; }
.admin-nav a.active, .admin-nav a:hover { color: var(--brand); border-bottom-color: var(--brand); text-decoration: none; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 11px 16px; border-bottom: 1px solid var(--border); }
th { color: var(--text-muted); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }

.btn {
    display: inline-block;
    background: var(--brand);
    color: #fff;
    border: none;
    padding: 10px 18px;
    border-radius: 9px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.15s;
}
.btn:hover { background: var(--brand-dark); text-decoration: none; }
.btn.secondary { background: #f2f3f5; color: var(--text); }
.btn.secondary:hover { background: #e6e8ee; }
.btn.danger { background: var(--down); }

form.inline { display: inline; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.form-group .req { color: var(--down); }
.form-group .hint { font-weight: 400; color: var(--text-muted); font-size: 12px; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 10px 13px; border: 1px solid var(--border); border-radius: 9px; font-size: 14px; font-family: inherit;
}
.form-group textarea { resize: vertical; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(79,70,229,0.12);
}

.update-form { background: #fafbfc; border: 1px solid var(--border); border-radius: 10px; padding: 14px; margin-top: 14px; }
.edit-toggle { margin-top: 12px; }
.edit-toggle summary {
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: var(--brand);
    list-style: none;
    padding: 6px 0;
}
.edit-toggle summary::-webkit-details-marker { display: none; }
.edit-toggle summary::before { content: '▸ '; }
.edit-toggle[open] summary::before { content: '▾ '; }
.edit-toggle .update-form { margin-top: 8px; }

.login-box { max-width: 380px; margin: 90px auto; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); }
.alert { padding: 11px 15px; border-radius: 9px; font-size: 13px; margin-bottom: 18px; }
.alert.error { background: var(--down-bg); color: var(--down); }
.alert.success { background: var(--ok-bg); color: var(--ok); }
.tag-default { font-size: 11px; color: var(--text-muted); background: #f2f3f5; padding: 2px 9px; border-radius: 999px; }

.settings-row { display: flex; gap: 20px; align-items: flex-start; margin-bottom: 10px; }
.settings-preview { flex: 0 0 100px; }
.settings-fields { flex: 1; }
.preview-img { max-width: 100px; max-height: 60px; border-radius: 8px; border: 1px solid var(--border); padding: 6px; background: #fafbfc; }
.preview-img.small { max-width: 48px; max-height: 48px; }
.preview-empty { font-size: 12px; color: var(--text-muted); border: 1px dashed var(--border); border-radius: 8px; padding: 18px 8px; text-align: center; }
.preview-empty.small { padding: 14px 6px; }
.settings-divider { border: none; border-top: 1px solid var(--border); margin: 20px 0; }

.checkbox-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    border: 1px solid var(--border);
    border-radius: 9px;
    padding: 12px;
}
.checkbox-item { display: flex; align-items: center; gap: 6px; font-size: 13px; }
.checkbox-item input { width: auto; margin: 0; }

/* ---------- Newsletter subscribe form ---------- */
.subscribe-form { display: flex; gap: 8px; }
.subscribe-form input[type="email"] {
    flex: 1; padding: 10px 13px; border: 1px solid var(--border); border-radius: 9px; font-size: 14px; font-family: inherit;
}
.subscribe-form input[type="email"]:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(79,70,229,0.12); }
.subscribe-card { margin-bottom: 20px; }

/* ---------- Per-check graph page ---------- */
.check-name-link { color: var(--text); font-weight: 500; }
.check-name-link:hover { color: var(--brand); text-decoration: underline; }
.check-detail-title-row { margin-bottom: 18px; }
.range-tabs { display: flex; gap: 6px; margin-bottom: 18px; }
.range-tabs a {
    padding: 8px 16px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    background: var(--card);
    border: 1px solid var(--border);
    text-decoration: none;
}
.range-tabs a.active { background: var(--brand); color: #fff; border-color: var(--brand); }
.range-tabs a:hover:not(.active) { border-color: var(--brand); color: var(--brand); text-decoration: none; }
.stat-header { display: flex; align-items: center; justify-content: space-between; text-transform: none; font-size: 14px; color: var(--text); font-weight: 600; }
.stat-value { font-size: 15px; color: var(--brand); font-weight: 700; }
.stat-caption { font-size: 11px; color: var(--text-muted); font-weight: 500; text-transform: uppercase; margin-left: 4px; }
.chart-box { padding: 18px 20px; }
.chart-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.chart-inner { height: 200px; }
.chart-hint { font-size: 11px; color: var(--text-muted); text-align: right; margin: -6px 0 10px; }