:root {
    color-scheme: light;
    --bg: #f4f6f8;
    --panel: #ffffff;
    --text: #17202a;
    --muted: #667085;
    --line: #d9e0e7;
    --primary: #0f766e;
    --primary-dark: #0b5f59;
    --danger: #b42318;
    --ok: #087443;
    --warn: #b54708;
}

* {
    box-sizing: border-box;
}

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

.shell {
    width: min(1120px, calc(100% - 32px));
    margin: 32px auto;
}

.login-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}

.panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 18px 50px rgba(20, 30, 40, 0.08);
}

.login-panel {
    width: min(420px, 100%);
}

.topbar {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
}

h1 {
    margin: 0 0 6px;
    font-size: 28px;
    line-height: 1.2;
}

p {
    margin: 0;
    color: var(--muted);
}

a {
    color: var(--primary);
}

.actions,
.form-row,
.inline-form {
    display: flex;
    align-items: end;
    gap: 10px;
    flex-wrap: wrap;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 8px 14px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: #fff;
    color: var(--text);
    text-decoration: none;
    font-weight: 700;
    cursor: pointer;
}

.button.primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

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

.button.danger {
    color: #fff;
    background: var(--danger);
    border-color: var(--danger);
}

.badge,
.status {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 4px 10px;
    font-size: 13px;
    font-weight: 700;
}

.badge.ok,
.status.ok,
.alert.ok {
    background: #ecfdf3;
    color: var(--ok);
}

.badge.warn {
    background: #fffaeb;
    color: var(--warn);
}

.status.bad,
.alert.bad {
    background: #fef3f2;
    color: var(--danger);
}

.alert {
    margin: 0 0 16px;
    padding: 12px 14px;
    border-radius: 6px;
    font-weight: 700;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 14px;
}

.tile {
    display: grid;
    gap: 8px;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--text);
    text-decoration: none;
}

.tile span {
    color: var(--muted);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 18px;
}

th,
td {
    padding: 12px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
}

th {
    color: var(--muted);
    font-size: 13px;
    text-transform: uppercase;
}

label {
    display: grid;
    gap: 6px;
    color: var(--muted);
    font-weight: 700;
}

input {
    width: 100%;
    min-height: 40px;
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 8px 10px;
    font: inherit;
}

details {
    min-width: 260px;
}

summary {
    cursor: pointer;
    font-weight: 700;
}

.inline-form {
    align-items: center;
    margin-top: 10px;
}

.inline-form input {
    max-width: 180px;
}

@media (max-width: 720px) {
    .topbar {
        display: grid;
    }

    table {
        display: block;
        overflow-x: auto;
    }
}