:root {
    --bg: #f5f7fb;
    --panel: #ffffff;
    --line: #dce4ef;
    --text: #172033;
    --muted: #667085;
    --brand: #0f62fe;
    --brand-dark: #063fb3;
    --good: #057a55;
    --bad: #c2410c;
    --danger: #b42318;
    --warning: #b7791f;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text);
    background: var(--bg);
}

a {
    color: var(--brand);
    text-decoration: none;
    font-weight: 700;
}

h1, h2, h3, p {
    margin-top: 0;
}

h1 {
    font-size: 32px;
    line-height: 1.15;
    margin-bottom: 8px;
}

h2 {
    font-size: 20px;
    margin-bottom: 16px;
}

.eyebrow {
    display: inline-flex;
    margin-bottom: 8px;
    color: var(--brand-dark);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .04em;
    text-transform: uppercase;
}

p {
    color: var(--muted);
    line-height: 1.6;
}

.app-shell {
    min-height: 100vh;
    display: flex;
}

.sidebar {
    width: 260px;
    flex: 0 0 260px;
    background: #101828;
    color: white;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-mark {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--brand);
    border-radius: 8px;
    font-weight: 800;
}

.brand small {
    display: block;
    color: #b7c2d4;
    margin-top: 3px;
    max-width: 168px;
    line-height: 1.35;
}

.sidebar nav {
    display: grid;
    gap: 6px;
}

.sidebar a,
.logout button {
    color: #d0d5dd;
    background: transparent;
    border: 0;
    border-radius: 7px;
    padding: 11px 12px;
    text-align: left;
    font-size: 15px;
    cursor: pointer;
}

.sidebar a.active,
.sidebar a:hover,
.logout button:hover {
    background: #1d2939;
    color: white;
}

.logout {
    margin-top: auto;
}

.sidebar-version {
    border-top: 1px solid #243247;
    border-bottom: 1px solid #243247;
    padding: 12px 0;
    color: #d0d5dd;
    font-size: 13px;
}

.sidebar-version span,
.sidebar-version small {
    display: block;
}

.sidebar-version small {
    color: #98a2b3;
    margin-top: 4px;
}

.logout button {
    width: 100%;
}

.main {
    width: 100%;
    padding: 32px;
}

.install-page,
.auth-card {
    max-width: 1120px;
    margin: 0 auto;
}

.auth-card {
    max-width: 430px;
    margin-top: 64px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 28px;
}

.hero-panel,
.panel,
.metric {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 24px;
}

.hero-panel {
    margin-bottom: 20px;
}

.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 22px;
}

.grid {
    display: grid;
    gap: 18px;
}

.grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid.compact {
    gap: 12px;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.metric span {
    display: block;
    color: var(--muted);
    font-size: 14px;
    margin-bottom: 8px;
}

.metric strong {
    font-size: 30px;
}

.form-stack {
    display: grid;
    gap: 16px;
}

.narrow-form {
    max-width: 560px;
}

label {
    display: grid;
    gap: 7px;
    font-weight: 700;
    color: #344054;
}

label.inline {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 400;
}

input,
textarea,
select {
    width: 100%;
    border: 1px solid #cbd5e1;
    border-radius: 7px;
    padding: 12px;
    font: inherit;
    color: var(--text);
    background: white;
}

textarea {
    resize: vertical;
}

hr {
    border: 0;
    border-top: 1px solid var(--line);
    width: 100%;
}

.primary-button,
.secondary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 7px;
    padding: 12px 16px;
    font-weight: 800;
    cursor: pointer;
    min-height: 44px;
}

.primary-button {
    color: white;
    background: var(--brand);
}

.primary-button:hover {
    background: var(--brand-dark);
}

.secondary-button {
    color: var(--text);
    background: white;
    border: 1px solid var(--line);
}

.notice {
    border-radius: 8px;
    padding: 14px 16px;
    margin-bottom: 18px;
}

.notice.success {
    background: #ecfdf3;
    color: #05603a;
    border: 1px solid #abefc6;
}

.notice.error {
    background: #fff1f3;
    color: #912018;
    border: 1px solid #fecdd6;
}

.check-list {
    display: grid;
    gap: 8px;
}

.check-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #eef2f7;
    padding: 8px 0;
}

.ok {
    color: var(--good);
}

.bad {
    color: var(--bad);
}

.standards-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
}

.check-card {
    display: flex;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 10px;
    background: #f8fafc;
}

.check-card input {
    width: auto;
}

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

th,
td {
    border-bottom: 1px solid #e7edf5;
    padding: 12px;
    text-align: left;
    vertical-align: top;
}

th {
    color: #475467;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .04em;
}

.tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    background: #eef4ff;
    color: #1849a9;
    padding: 5px 9px;
    font-size: 12px;
    font-weight: 800;
}

.tag.high,
.tag.extreme {
    background: #fff1f3;
    color: var(--danger);
}

.tag.medium {
    background: #fffaeb;
    color: var(--warning);
}

.tag.low {
    background: #ecfdf3;
    color: var(--good);
}

.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    border-radius: 999px;
    background: #f2f4f7;
    color: #475467;
    padding: 5px 9px;
    font-size: 12px;
    font-weight: 800;
}

.status-pill::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 999px;
    background: #98a2b3;
}

.status-pill.online {
    background: #ecfdf3;
    color: var(--good);
}

.status-pill.online::before {
    background: var(--good);
}

.pagination-wrap {
    margin-top: 16px;
}

@media (max-width: 900px) {
    .app-shell {
        display: block;
    }

    .sidebar {
        width: 100%;
        flex: none;
    }

    .grid.two,
    .metric-grid,
    .standards-grid {
        grid-template-columns: 1fr;
    }

    .page-header {
        display: grid;
    }

    .main {
        padding: 20px;
    }
}