:root {
    --bg: #f5f7fb;
    --card: #ffffff;
    --line: #d9e2ec;
    --text: #17212b;
    --muted: #5b6b7b;
    --primary: #1359c5;
    --primary-soft: #e8f0ff;
    --danger: #b42318;
    --success: #087443;
    --warning: #9a6700;
    --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
}
.app-shell {
    min-height: 100vh;
    display: flex;
}
.sidebar {
    width: 260px;
    background: #0f172a;
    color: #fff;
    padding: 24px 18px;
    position: sticky;
    top: 0;
    min-height: 100vh;
}
.brand h1 {
    margin: 0 0 8px;
    font-size: 24px;
}
.brand p {
    margin: 0 0 18px;
    color: #cbd5e1;
}
.sidebar nav {
    display: grid;
    gap: 8px;
}
.nav-link {
    display: block;
    padding: 11px 14px;
    border-radius: 10px;
    color: #e2e8f0;
    text-decoration: none;
}
.nav-link:hover,
.nav-link.active {
    background: rgba(255,255,255,0.08);
}
.nav-link.danger { color: #fecaca; }
.content {
    flex: 1;
    padding: 28px;
}
.content-guest {
    max-width: 520px;
    margin: 0 auto;
    padding-top: 64px;
}
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}
.page-header h2 {
    margin: 0;
}
.page-subtitle {
    margin: 4px 0 0;
    color: var(--muted);
}
.grid {
    display: grid;
    gap: 18px;
}
.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}
.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
    padding: 20px;
}
.card h3 {
    margin-top: 0;
}
.kpi-label {
    color: var(--muted);
    font-size: 14px;
}
.kpi-value {
    font-size: 30px;
    font-weight: bold;
    margin-top: 8px;
}
form.stack {
    display: grid;
    gap: 14px;
}
label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
}
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="month"],
select,
textarea,
input[type="file"] {
    width: 100%;
    padding: 11px 12px;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    background: #fff;
    font-size: 14px;
}
textarea {
    min-height: 90px;
    resize: vertical;
}
.checkbox-row {
    display: flex;
    align-items: center;
    gap: 10px;
}
.checkbox-row input { width: auto; }
.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}
.btn {
    border: 0;
    border-radius: 10px;
    background: var(--primary);
    color: #fff;
    padding: 11px 15px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}
.btn:hover { opacity: 0.92; }
.btn-secondary {
    background: #334155;
}
.btn-light {
    background: var(--primary-soft);
    color: var(--primary);
}
.btn-danger {
    background: var(--danger);
}
.table-wrap {
    overflow-x: auto;
}
table {
    width: 100%;
    border-collapse: collapse;
}
th, td {
    padding: 12px 10px;
    border-bottom: 1px solid #e2e8f0;
    text-align: left;
    vertical-align: top;
    font-size: 14px;
}
th {
    font-size: 13px;
    text-transform: uppercase;
    color: var(--muted);
}
.flash {
    padding: 12px 14px;
    border-radius: 12px;
    margin-bottom: 16px;
    font-weight: 600;
}
.flash-success { background: #e7f8ef; color: var(--success); }
.flash-error { background: #fdecec; color: var(--danger); }
.flash-warning { background: #fff4dd; color: var(--warning); }
.badge {
    display: inline-block;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    background: #eef2ff;
    color: #3730a3;
}
.badge-success { background: #dcfce7; color: #166534; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-danger { background: #fee2e2; color: #991b1b; }
.small { font-size: 12px; color: var(--muted); }
.inline-form { display: inline; }
.filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 12px;
    align-items: end;
}
.text-right { text-align: right; }
.muted { color: var(--muted); }
.login-box {
    margin-top: 36px;
}
pre.sample {
    background: #0f172a;
    color: #e2e8f0;
    border-radius: 12px;
    padding: 16px;
    overflow-x: auto;
}
@media (max-width: 980px) {
    .app-shell { flex-direction: column; }
    .sidebar {
        width: 100%;
        min-height: auto;
        position: static;
    }
}

.compact-filters {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}
.slim-header {
    margin-bottom: 14px;
}
.rule-form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
}
.test-box {
    margin-top: 18px;
    padding: 16px;
    border: 1px dashed #cbd5e1;
    border-radius: 14px;
    background: #fafcff;
}
.test-box h4 {
    margin: 0 0 10px;
}
.separator {
    border: 0;
    border-top: 1px solid #e2e8f0;
    margin: 22px 0;
}
.simple-list {
    margin: 0;
    padding-left: 18px;
    color: var(--muted);
}
.simple-list li + li {
    margin-top: 8px;
}
.table-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.btn-small {
    padding: 8px 11px;
    font-size: 12px;
}
code {
    background: #eef2ff;
    color: #3730a3;
    padding: 2px 6px;
    border-radius: 6px;
}
.tabs-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.tab-link {
    display: inline-block;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: #fff;
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
}
.tab-link.active {
    background: var(--primary-soft);
    border-color: #bcd0ff;
    color: var(--primary);
}
.quick-rule-box {
    margin-top: 8px;
    padding: 16px;
    border: 1px solid #cbd5e1;
    border-radius: 14px;
    background: #f8fbff;
}
.quick-rule-head {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: start;
}
.quick-rule-flags {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 12px;
}


.dashboard-hero {
    align-items: flex-end;
}
.dashboard-kpis .card {
    min-height: 146px;
}
.kpi-card {
    position: relative;
    overflow: hidden;
}
.kpi-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--line);
}
.kpi-card.kpi-success::before { background: #16a34a; }
.kpi-card.kpi-warning::before { background: #d97706; }
.kpi-card.kpi-accent::before { background: #2563eb; }
.kpi-card.kpi-neutral::before { background: #475569; }
.kpi-value-small {
    font-size: 22px;
    line-height: 1.25;
}
.metric-note,
.section-note {
    color: var(--muted);
    font-size: 13px;
    margin-top: 10px;
}
.bar-list {
    display: grid;
    gap: 12px;
}
.bar-row {
    border: 1px solid #e2e8f0;
    border-radius: 14px;
    padding: 12px;
}
.bar-row.is-current {
    background: #eef4ff;
    border-color: #bfd3ff;
}
.bar-meta {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 8px;
    font-size: 14px;
}
.bar-track {
    width: 100%;
    height: 10px;
    border-radius: 999px;
    background: #e2e8f0;
    overflow: hidden;
}
.bar-fill {
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, #2563eb, #60a5fa);
}
.insight-list {
    display: grid;
    gap: 10px;
}
.insight-item {
    border-radius: 12px;
    padding: 12px 14px;
    font-size: 14px;
    line-height: 1.45;
}
.insight-warning {
    background: #fff7e6;
    color: #9a6700;
    border: 1px solid #f5d48a;
}
.insight-success {
    background: #ebf9ef;
    color: #087443;
    border: 1px solid #b5e3c0;
}
.note-box {
    background: #f8fafc;
    border: 1px solid #dbe4ee;
    color: #334155;
    border-radius: 12px;
    padding: 12px 14px;
    font-size: 13px;
}