:root {
    color-scheme: light;
    --bg: #f2f4ee;
    --surface: #ffffff;
    --text: #1f2a22;
    --muted: #66706a;
    --line: #dfe5dc;
    --accent: #2f6b45;
    --accent-dark: #214f33;
    --danger: #a93535;
    --warning: #996515;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
}

a { color: inherit; }
h1, h2, h3 { margin-top: 0; }
p { color: var(--muted); line-height: 1.6; }
textarea { resize: vertical; }
code { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; }

.admin-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 250px 1fr;
}

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    padding: 26px 20px;
    background: #183d29;
    color: white;
}

.brand {
    margin-bottom: 30px;
    font-size: 1.45rem;
    font-weight: 900;
    text-decoration: none;
}

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

.sidebar-nav a,
.sidebar-nav span {
    padding: 11px 13px;
    border-radius: 10px;
    text-decoration: none;
}

.sidebar-nav a:hover {
    background: rgba(255,255,255,.1);
}

.nav-disabled {
    opacity: .42;
}

.sidebar-footer {
    display: grid;
    gap: 6px;
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,.16);
}

.admin-content {
    min-width: 0;
    padding: 34px;
}

.page-heading,
.section-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 24px;
}

.page-heading h1 {
    margin-bottom: 6px;
    font-size: clamp(2rem, 4vw, 3rem);
}

.eyebrow {
    display: inline-block;
    margin-bottom: 10px;
    color: var(--accent);
    font-weight: 900;
    font-size: .78rem;
    letter-spacing: .09em;
    text-transform: uppercase;
}

.card,
.impact-card {
    margin-bottom: 24px;
    padding: 24px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: 0 12px 35px rgba(31,42,34,.05);
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 11px;
    padding: 12px 18px;
    background: var(--accent);
    color: white;
    font-weight: 800;
    text-decoration: none;
    cursor: pointer;
}

.button:hover { background: var(--accent-dark); }
.button-secondary { background: #e8ece7; color: var(--text); }

.button-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    margin-bottom: 24px;
}

.stats article {
    padding: 22px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 18px;
}

.stats strong {
    display: block;
    margin-bottom: 6px;
    font-size: 2rem;
}

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

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

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

.data-table th,
.data-table td {
    padding: 14px 12px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: middle;
}

.data-table th {
    color: var(--muted);
    font-size: .82rem;
    text-transform: uppercase;
    letter-spacing: .05em;
}

.actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    white-space: nowrap;
}

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

.status-pill {
    display: inline-flex;
    align-items: center;
    padding: 5px 10px;
    border-radius: 999px;
    background: #edf2ec;
    font-weight: 800;
}

.status-active { background: #e5f4e9; color: #24643b; }
.status-pending { background: #fff4d6; color: var(--warning); }
.status-inactive { background: #eeeeee; color: #666; }
.status-blocked { background: #fff0f0; color: var(--danger); }

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

label {
    display: grid;
    gap: 8px;
    font-weight: 750;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 12px 13px;
    background: white;
    font: inherit;
}

.field-full { grid-column: 1 / -1; }
.form-actions { display: flex; justify-content: flex-end; }

.check-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.check-row input { width: auto; }

.check-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 18px;
}

.permission-box {
    margin: 0 0 22px;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 14px;
}

.permission-box legend {
    padding: 0 8px;
    font-weight: 900;
}

.permission-list {
    display: grid;
    gap: 12px;
}

.permission-row {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 10px;
}

.permission-row input {
    width: auto;
    margin-top: 4px;
}

.permission-row span {
    display: grid;
    gap: 3px;
}

.permission-row small {
    color: var(--muted);
}

.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.details {
    display: grid;
    gap: 14px;
    margin: 0;
}

.details div {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 14px;
}

.details dt { color: var(--muted); }
.details dd { margin: 0; font-weight: 700; }

.flash,
.alert {
    margin-bottom: 18px;
    padding: 13px 15px;
    border-radius: 11px;
}

.flash-success { background: #e5f4e9; color: #24643b; }
.flash-error, .alert { background: #fff0f0; color: var(--danger); }
.flash-info { background: #edf3ff; color: #315c9b; }

@media (max-width: 980px) {
    .admin-shell { grid-template-columns: 1fr; }
    .sidebar { position: static; height: auto; }
    .stats { grid-template-columns: 1fr 1fr; }
    .detail-grid { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
    .admin-content { padding: 22px 16px; }
    .page-heading, .section-heading { flex-direction: column; }
    .form-grid, .stats, .check-grid { grid-template-columns: 1fr; }
    .field-full { grid-column: auto; }
    .details div { grid-template-columns: 1fr; gap: 4px; }
}