:root {
    color-scheme: light;
    --bg: #f5f7f6;
    --panel: #ffffff;
    --text: #1f2a24;
    --muted: #66736b;
    --border: #dce4df;
    --primary: #007a3d;
    --primary-strong: #005f30;
    --danger-bg: #fdecec;
    --danger-border: #e0aaaa;
    --success-bg: #ecf8ef;
    --success-border: #a8d7b5;
}

* {
    box-sizing: border-box;
}

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

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

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

.login-card {
    width: min(420px, 100%);
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 28px;
    box-shadow: 0 18px 42px rgba(24, 42, 31, 0.12);
}

.login-logo {
    display: block;
    max-width: 112px;
    max-height: 88px;
    margin: 0 auto 18px;
}

h1 {
    margin: 0 0 14px;
    font-size: 28px;
    line-height: 1.15;
}

.page-description {
    margin: -4px 0 18px;
    color: var(--muted);
}

label {
    display: block;
    margin: 14px 0 6px;
    font-weight: 700;
}

input,
select {
    width: 100%;
    min-height: 40px;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 8px 10px;
    font: inherit;
    background: #fff;
    color: var(--text);
}

.button,
button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 38px;
    border: 1px solid transparent;
    border-radius: 6px;
    padding: 0 14px;
    font: inherit;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
}

button[type="submit"],
.button.primary {
    width: 100%;
    margin-top: 18px;
    background: var(--primary);
    color: #fff;
}

.button.secondary {
    background: #edf3ef;
    border-color: var(--border);
    color: var(--text);
}

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

.button.ghost {
    min-height: 32px;
    border-color: var(--border);
    color: var(--text);
    background: #fff;
}

.alert {
    padding: 10px 12px;
    border-radius: 6px;
    margin-bottom: 14px;
}

.alert.error {
    background: var(--danger-bg);
    border: 1px solid var(--danger-border);
}

.alert.success {
    background: var(--success-bg);
    border: 1px solid var(--success-border);
}

.topbar {
    min-height: 58px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 10px 18px;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
}

.brand {
    color: var(--text);
    font-size: 18px;
    font-weight: 800;
    text-decoration: none;
}

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

.topbar-actions select {
    width: auto;
    min-width: 160px;
}

.workspace {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    min-height: calc(100vh - 58px);
}

.sidebar {
    padding: 16px;
    background: var(--sidebar);
    border-right: 1px solid var(--border);
}

.nav-link {
    display: block;
    padding: 10px 12px;
    border-radius: 6px;
    color: var(--text);
    text-decoration: none;
    font-weight: 700;
}

.nav-link.active {
    background: var(--primary);
    color: #fff;
}

.main-content {
    padding: 24px;
}

.content-panel {
    max-width: 1100px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 22px;
}

.sub-menu {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 18px;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 18px;
}

.stat-card {
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 14px;
    background: var(--panel);
}

.brand-logo {
    display: block;
    max-width: 150px;
    max-height: 36px;
}

.install-page {
    min-height: 100vh;
    padding: 32px 20px;
}

.install-shell {
    width: min(880px, 100%);
    margin: 0 auto;
}

.install-shell > header {
    margin-bottom: 20px;
}

.install-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 24px;
}

.install-card + .install-card {
    margin-top: 16px;
}

.install-card h2 {
    margin: 0 0 6px;
    font-size: 18px;
}

.install-intro,
.field-note {
    color: var(--muted);
}

.field-note {
    margin: 5px 0 0;
    font-size: 13px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 16px;
}

.colour-inputs {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.colour-inputs input {
    padding: 3px;
    height: 42px;
}

.install-submit {
    width: auto !important;
}

@media (max-width: 760px) {
    .form-grid,
    .colour-inputs {
        grid-template-columns: 1fr;
    }
}

.stat-label {
    display: block;
    color: var(--muted);
    font-size: 13px;
    margin-bottom: 6px;
}

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

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    padding: 10px;
    border-bottom: 1px solid var(--border);
    text-align: left;
}

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

@media (max-width: 760px) {
    .topbar,
    .topbar-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .topbar-actions select,
    .button.ghost {
        width: 100%;
    }

    .workspace {
        grid-template-columns: 1fr;
    }

    .sidebar {
        border-right: 0;
        border-bottom: 1px solid var(--border);
    }
}