:root {
    --gd-bg: #fafaf8;
    --gd-surface: #ffffff;
    --gd-border: #e9e7e2;
    --gd-text: #1c1c1a;
    --gd-text-muted: #8a8680;
    --gd-accent: #1f4b43;
    --gd-accent-soft: #eaf0ee;
    --gd-risk-critical: #a8362c;
    --gd-risk-medium: #a6742c;
    --gd-risk-clean: #2f6f52;
    --gd-sidebar-width: 232px;
}

body {
    background: var(--gd-bg);
    color: var(--gd-text);
    font-size: 0.94rem;
}

a {
    color: var(--gd-accent);
}

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

/* ---------- Sidebar ---------- */

.sidebar {
    width: var(--gd-sidebar-width);
    background: var(--gd-surface);
    border-right: 1px solid var(--gd-border);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    padding: 1.75rem 1.25rem;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 1030;
    transform: translateX(-100%);
    transition: transform .18s ease;
}

.sidebar.show {
    transform: translateX(0);
}

@media (min-width: 992px) {
    .sidebar {
        position: static;
        transform: none;
    }
}

.sidebar .brand {
    display: flex;
    align-items: center;
    gap: .55rem;
    color: var(--gd-text);
    font-weight: 600;
    font-size: .95rem;
    letter-spacing: .01em;
    padding: 0 .25rem 2.25rem;
}

.sidebar .brand svg {
    color: var(--gd-accent);
    flex-shrink: 0;
}

.sidebar .nav-eyebrow {
    font-size: .68rem;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--gd-text-muted);
    padding: 0 .6rem .5rem;
}

.sidebar .nav-link {
    color: var(--gd-text-muted);
    padding: .5rem .6rem;
    font-size: .88rem;
    border-left: 2px solid transparent;
    border-radius: 0;
    margin-bottom: .1rem;
}

.sidebar .nav-link:hover {
    color: var(--gd-text);
}

.sidebar .nav-link.active {
    color: var(--gd-text);
    border-left-color: var(--gd-accent);
    font-weight: 500;
    background: transparent;
}

/* ---------- Topbar ---------- */

.main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.topbar {
    background: var(--gd-bg);
    padding: 1.5rem 2rem .75rem;
    display: flex;
    align-items: center;
    gap: .75rem;
}

.page-title {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: -.005em;
    color: var(--gd-text);
}

.topbar .btn.dropdown-toggle {
    border: none;
    background: transparent;
    color: var(--gd-text-muted);
    font-size: .85rem;
}

.topbar .btn.dropdown-toggle:hover,
.topbar .btn.dropdown-toggle:focus {
    color: var(--gd-text);
    background: transparent;
    box-shadow: none;
}

/* ---------- Content ---------- */

.flash-stack {
    padding: 0 2rem;
}

.flash-stack .alert {
    border: 1px solid var(--gd-border);
    border-radius: .4rem;
    font-size: .88rem;
    background: var(--gd-surface);
    color: var(--gd-text);
    box-shadow: none;
}

.flash-stack .alert-danger {
    border-color: #e4c9c5;
    color: var(--gd-risk-critical);
}

.content {
    padding: 1.25rem 2rem 2.5rem;
}

/* ---------- Stats ---------- */

.stats-row {
    display: flex;
    gap: 2.5rem;
    padding: .5rem 0 2rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--gd-border);
}

.stat {
    display: flex;
    flex-direction: column;
    gap: .2rem;
}

.stat-value {
    font-size: 2.1rem;
    font-weight: 300;
    line-height: 1;
    font-variant-numeric: tabular-nums;
    color: var(--gd-text);
}

.stat-label {
    font-size: .68rem;
    text-transform: uppercase;
    letter-spacing: .09em;
    color: var(--gd-text-muted);
}

/* ---------- Sites table ---------- */

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

.sites-table thead th {
    font-size: .68rem;
    text-transform: uppercase;
    letter-spacing: .09em;
    color: var(--gd-text-muted);
    font-weight: 500;
    border-bottom: 1px solid var(--gd-border);
    padding: 0 0 .6rem;
    text-align: left;
}

.sites-table tbody td {
    padding: 1.05rem 0;
    border-bottom: 1px solid var(--gd-border);
    vertical-align: top;
}

.sites-table tbody tr:last-child td {
    border-bottom: none;
}

.sites-table .site-name {
    font-weight: 500;
    color: var(--gd-text);
}

.risk-pill {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    font-size: .85rem;
    font-variant-numeric: tabular-nums;
    color: var(--gd-text-muted);
}

.risk-pill::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--gd-text-muted);
    flex-shrink: 0;
}

.risk-pill.risk-critical { color: var(--gd-risk-critical); }
.risk-pill.risk-critical::before { background: var(--gd-risk-critical); }
.risk-pill.risk-medium { color: var(--gd-risk-medium); }
.risk-pill.risk-medium::before { background: var(--gd-risk-medium); }
.risk-pill.risk-clean { color: var(--gd-risk-clean); }
.risk-pill.risk-clean::before { background: var(--gd-risk-clean); }

.trend-delta {
    margin-left: .5rem;
    font-size: .78rem;
    font-variant-numeric: tabular-nums;
}

.trend-delta.trend-up { color: var(--gd-risk-critical); }
.trend-delta.trend-down { color: var(--gd-risk-clean); }

.row-actions {
    text-align: right;
    white-space: nowrap;
}

.row-actions .btn {
    font-size: .82rem;
}

/* ---------- Buttons ---------- */

.btn {
    border-radius: .35rem;
    font-size: .88rem;
}

.btn-primary {
    background-color: var(--gd-accent);
    border-color: var(--gd-accent);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: #16362f;
    border-color: #16362f;
}

.btn-link-quiet {
    color: var(--gd-text-muted);
    background: none;
    border: none;
    padding: .3rem .5rem;
}

.btn-link-quiet:hover {
    color: var(--gd-text);
}

.btn-outline-secondary {
    color: var(--gd-text-muted);
    border-color: var(--gd-border);
}

.btn-outline-secondary:hover {
    color: var(--gd-text);
    border-color: var(--gd-text-muted);
    background: transparent;
}

/* ---------- Modal ---------- */

.modal-content {
    border: 1px solid var(--gd-border);
    border-radius: .5rem;
    box-shadow: 0 8px 30px rgba(20, 20, 18, .08);
}

.modal-header, .modal-footer {
    border-color: var(--gd-border);
    padding: 1.1rem 1.4rem;
}

.modal-body {
    padding: 1.1rem 1.4rem;
}

.modal-title {
    font-size: 1rem;
    font-weight: 600;
}

.option-group-label {
    font-size: .68rem;
    text-transform: uppercase;
    letter-spacing: .09em;
    color: var(--gd-text-muted);
    margin: 1rem 0 .5rem;
}

.option-group-label:first-child {
    margin-top: 0;
}

.form-check-label {
    font-size: .87rem;
    color: var(--gd-text);
}

.form-check-input:checked {
    background-color: var(--gd-accent);
    border-color: var(--gd-accent);
}

/* ---------- Auth ---------- */

.auth-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gd-bg);
    padding: 1rem;
}

.auth-card {
    width: 100%;
    max-width: 340px;
    border: 1px solid var(--gd-border);
    border-radius: .6rem;
    box-shadow: none;
}

.auth-card .card-body {
    padding: 2.25rem 2rem;
}

.auth-card .brand {
    display: flex;
    align-items: center;
    gap: .55rem;
    font-weight: 600;
    color: var(--gd-text);
    font-size: .95rem;
}

.auth-card .brand svg {
    color: var(--gd-accent);
}

.auth-card .form-control {
    border-color: var(--gd-border);
    font-size: .9rem;
}

.auth-card .form-control:focus {
    border-color: var(--gd-accent);
    box-shadow: 0 0 0 3px var(--gd-accent-soft);
}

/* ---------- Report ---------- */

.report-section {
    background: var(--gd-surface);
    border: 1px solid var(--gd-border);
    border-radius: .6rem;
    padding: 1.5rem 1.75rem;
    margin-bottom: 1.75rem;
}

.report-section:last-child {
    margin-bottom: 0;
}

.report-section h2 {
    font-size: .68rem;
    text-transform: uppercase;
    letter-spacing: .09em;
    color: var(--gd-text-muted);
    font-weight: 500;
    margin: 0 0 1.1rem;
}

.report-section p.text-muted {
    margin: 0;
}

.report-frame-card {
    border: 1px solid var(--gd-border);
    border-radius: .5rem;
    overflow: hidden;
    box-shadow: none;
}

.report-frame {
    width: 100%;
    height: calc(100vh - 10rem);
    border: 0;
}