/* AI Audit Dashboard theme */

:root {
    --app-bg: #f4f6fa;
    --surface: #ffffff;
    --border: #e2e8f0;
    --text: #0f172a;
    --text-muted: #64748b;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --success: #16a34a;
    --danger: #dc2626;
    --warning: #d97706;
    --info: #0891b2;
    --slate: #475569;
    --purple: #7c3aed;
    --orange: #ea580c;

    --sidebar-bg: #0f172a;
    --sidebar-text: #cbd5e1;
    --sidebar-muted: #64748b;
    --sidebar-width: 248px;

    --radius: 10px;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);

    --bs-body-font-family: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
    --bs-body-color: var(--text);
    --bs-body-bg: var(--app-bg);
    --bs-border-color: var(--border);
    --bs-primary: var(--primary);
    --bs-link-color: var(--primary);
    --bs-link-hover-color: var(--primary-hover);
}

body {
    font-family: var(--bs-body-font-family);
    font-size: 0.925rem;
    color: var(--text);
    background: var(--app-bg);
    -webkit-font-smoothing: antialiased;
}

.icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ---------- Layout ---------- */

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

.sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    z-index: 1040;
    transition: transform 0.2s ease;
}

.sidebar-brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 1.5rem 1.25rem 1.1rem;
    color: #fff;
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

    .sidebar-brand:hover {
        color: #fff;
    }

.brand-logo {
    display: block;
    width: 100%;
    max-width: 180px;
    height: auto;
}

.brand-text {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--sidebar-muted);
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
    padding: 0.5rem 0.75rem;
}

.nav-section {
    margin: 1.25rem 0.75rem 0.4rem;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--sidebar-muted);
}

.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.55rem 0.75rem;
    margin-bottom: 2px;
    border-radius: 6px;
    color: var(--sidebar-text);
    font-weight: 500;
    text-decoration: none;
}

    .sidebar-nav .nav-link:hover {
        background: rgba(255, 255, 255, 0.06);
        color: #fff;
    }

    .sidebar-nav .nav-link.active {
        background: rgba(37, 99, 235, 0.22);
        color: #fff;
        box-shadow: inset 3px 0 0 var(--primary);
    }

.sidebar-user {
    padding: 0.85rem 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    font-size: 0.8rem;
}

    .sidebar-user-name {
        color: #fff;
        font-weight: 600;
    }

    .sidebar-user-role {
        color: var(--sidebar-muted);
        font-size: 0.72rem;
        margin-bottom: 0.4rem;
    }

    .sidebar-user-links {
        display: flex;
        gap: 1rem;
    }

        .sidebar-user-links a {
            color: var(--sidebar-text);
            text-decoration: none;
        }

            .sidebar-user-links a:hover {
                color: #fff;
                text-decoration: underline;
            }

.sidebar-footer {
    padding: 1rem 1.25rem;
    font-size: 0.72rem;
    color: var(--sidebar-muted);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.main {
    flex: 1;
    min-width: 0;
    margin-left: var(--sidebar-width);
}

.topbar {
    display: none;
}

.body-content {
    max-width: 1440px;
    padding: 2rem 2.25rem 3rem;
}

.sidebar-backdrop {
    display: none;
}

@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar-open .sidebar {
        transform: none;
    }

    .sidebar-open .sidebar-backdrop {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(15, 23, 42, 0.45);
        z-index: 1030;
    }

    .main {
        margin-left: 0;
    }

    .topbar {
        display: flex;
        align-items: center;
        gap: 0.75rem;
        position: sticky;
        top: 0;
        z-index: 1020;
        padding: 0.75rem 1rem;
        background: var(--surface);
        border-bottom: 1px solid var(--border);
    }

    .topbar-toggle {
        display: grid;
        place-items: center;
        width: 36px;
        height: 36px;
        border: 1px solid var(--border);
        border-radius: 6px;
        background: var(--surface);
        color: var(--text);
    }

    .topbar-title {
        font-weight: 600;
    }

    .body-content {
        padding: 1.25rem 1rem 2rem;
    }
}

/* ---------- Typography ---------- */

.body-content h2 {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    margin-bottom: 1.25rem;
}

.body-content .d-flex > h2 {
    margin-bottom: 0;
}

h4, h5 {
    font-weight: 600;
}

label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--slate);
    margin-bottom: 0.3rem;
}

/* ---------- Cards ---------- */

.card {
    --bs-card-border-color: var(--border);
    --bs-card-border-radius: var(--radius);
    --bs-card-inner-border-radius: calc(var(--radius) - 1px);
    --bs-card-cap-bg: var(--surface);
    --bs-card-cap-padding-y: 0.85rem;
    --bs-card-cap-padding-x: 1.25rem;
    --bs-card-spacer-y: 1.25rem;
    --bs-card-spacer-x: 1.25rem;
    box-shadow: var(--shadow-sm);
}

.card-header {
    font-weight: 600;
    font-size: 0.95rem;
}

.card-body {
    overflow-x: auto;
}

/* KPI / stat cards */
.stat-card {
    border-top: 3px solid var(--stat-color, var(--primary));
}

    .stat-card .card-body {
        padding: 1rem 1.25rem;
    }

    .stat-card .card-title {
        margin-bottom: 0.35rem;
        font-size: 0.75rem;
        font-weight: 600;
        letter-spacing: 0.04em;
        text-transform: uppercase;
        color: var(--text-muted);
    }

    .stat-card .card-text {
        margin: 0;
        font-size: 1.85rem;
        font-weight: 600;
        line-height: 1.2;
        color: var(--text);
    }

.stat-primary { --stat-color: var(--primary); }
.stat-success { --stat-color: var(--success); }
.stat-danger { --stat-color: var(--danger); }
.stat-warning { --stat-color: var(--warning); }
.stat-info { --stat-color: var(--info); }
.stat-secondary { --stat-color: var(--slate); }
.stat-purple { --stat-color: var(--purple); }
.stat-orange { --stat-color: var(--orange); }

.row > [class*="col-"] > .stat-card {
    height: calc(100% - 1rem);
    margin-bottom: 1rem;
}

/* ---------- Tables (GridView) ---------- */

.table {
    --bs-table-striped-bg: #f8fafc;
    --bs-table-hover-bg: #f1f5f9;
    margin-bottom: 0;
    border: 0;
    font-size: 0.875rem;
    vertical-align: middle;
}

    /* Horizontal rules only */
    .table > :not(caption) > * > * {
        border-width: 0 0 1px 0;
        border-color: var(--border);
        padding: 0.65rem 0.75rem;
    }

    .table th,
    .table > thead > tr > *,
    .table > tbody > tr:first-child > th {
        background: #f8fafc;
        color: var(--slate);
        font-size: 0.75rem;
        font-weight: 600;
        letter-spacing: 0.03em;
        text-transform: uppercase;
        white-space: nowrap;
        --bs-table-accent-bg: transparent;
    }

    .table th a {
        color: inherit;
        text-decoration: none;
    }

    .table tr:last-child > td {
        border-bottom: 0;
    }

    /* Keep row action buttons on one line */
    .table td:has(> .btn) {
        white-space: nowrap;
    }

    .table td .btn + .btn {
        margin-left: 0.25rem;
    }

/* ---------- Buttons, badges, forms ---------- */

.btn {
    --bs-btn-font-weight: 500;
    --bs-btn-border-radius: 6px;
    --bs-btn-font-size: 0.875rem;
    --bs-btn-padding-y: 0.45rem;
    --bs-btn-padding-x: 0.9rem;
}

.btn-sm {
    --bs-btn-font-size: 0.8rem;
    --bs-btn-padding-y: 0.25rem;
    --bs-btn-padding-x: 0.6rem;
}

.btn-primary {
    --bs-btn-bg: var(--primary);
    --bs-btn-border-color: var(--primary);
    --bs-btn-hover-bg: var(--primary-hover);
    --bs-btn-hover-border-color: var(--primary-hover);
    --bs-btn-active-bg: var(--primary-hover);
    --bs-btn-active-border-color: var(--primary-hover);
}

.btn-outline-primary {
    --bs-btn-color: var(--primary);
    --bs-btn-border-color: var(--primary);
    --bs-btn-hover-bg: var(--primary);
    --bs-btn-hover-border-color: var(--primary);
}

.btn-outline-secondary {
    --bs-btn-color: var(--slate);
    --bs-btn-border-color: #cbd5e1;
    --bs-btn-hover-color: var(--text);
    --bs-btn-hover-bg: #f1f5f9;
    --bs-btn-hover-border-color: #cbd5e1;
    --bs-btn-active-color: var(--text);
    --bs-btn-active-bg: #e2e8f0;
    --bs-btn-active-border-color: #cbd5e1;
}

.badge {
    font-weight: 500;
    padding: 0.35em 0.65em;
    border-radius: 999px;
}

    .badge.bg-success { background: #dcfce7 !important; color: #166534; }
    .badge.bg-danger { background: #fee2e2 !important; color: #991b1b; }
    .badge.bg-warning { background: #fef3c7 !important; color: #92400e; }
    .badge.bg-info { background: #cffafe !important; color: #155e75; }
    .badge.bg-secondary { background: #e2e8f0 !important; color: #334155; }
    .badge.bg-primary { background: #dbeafe !important; color: #1e40af; }

.form-control,
.form-select {
    border-color: #cbd5e1;
    border-radius: 6px;
    font-size: 0.875rem;
}

    .form-control:focus,
    .form-select:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
    }

.modal-content {
    border: 0;
    border-radius: var(--radius);
    box-shadow: 0 20px 45px rgba(15, 23, 42, 0.2);
}

.modal-title {
    font-weight: 600;
}

.nav-tabs .nav-link {
    color: var(--text-muted);
    font-weight: 500;
}

    .nav-tabs .nav-link.active {
        color: var(--text);
    }

.tab-content {
    background: var(--surface);
    border-radius: 0 0 var(--radius) var(--radius);
}

.alert {
    border-radius: 8px;
}

@media print {
    .sidebar, .topbar, .sidebar-backdrop {
        display: none !important;
    }

    .main {
        margin-left: 0;
    }
}