:root {
    --mh-bg: #f3f4f6;
    --mh-surface: #ffffff;
    --mh-border: #e5e7eb;
    --mh-border-strong: #d1d5db;
    --mh-text: #111827;
    --mh-text-muted: #6b7280;
    --mh-primary: #2563eb;
    --mh-primary-hover: #1d4ed8;
    --mh-primary-soft: #eff6ff;
    --mh-radius: 10px;
    --mh-radius-lg: 14px;
    --mh-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --mh-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
    --mh-nav-height: 56px;
    --mh-font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    font-family: var(--mh-font);
    background: var(--mh-bg);
    color: var(--mh-text);
    -webkit-font-smoothing: antialiased;
}

/* Navbar */
.app-navbar {
    background: var(--mh-surface);
    border-bottom: 1px solid var(--mh-border);
    min-height: var(--mh-nav-height);
    box-shadow: var(--mh-shadow);
}

.app-navbar .navbar-brand {
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--mh-text) !important;
    letter-spacing: -0.02em;
}

.app-navbar .navbar-brand i {
    color: var(--mh-primary);
    margin-right: 0.35rem;
}

.app-navbar .nav-link {
    color: var(--mh-text-muted) !important;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.45rem 0.75rem !important;
    border-radius: 8px;
    transition: color 0.15s, background 0.15s;
}

.app-navbar .nav-link:hover {
    color: var(--mh-text) !important;
    background: var(--mh-bg);
}

.app-navbar .nav-link.active {
    color: var(--mh-primary) !important;
    background: var(--mh-primary-soft);
}

.app-navbar .dropdown-menu {
    border: 1px solid var(--mh-border);
    box-shadow: var(--mh-shadow-md);
    border-radius: var(--mh-radius);
    padding: 0.35rem;
}

.app-navbar .dropdown-item {
    border-radius: 6px;
    font-size: 0.9rem;
}

/* Layout */
.app-messages {
    max-width: 1440px;
    margin: 0 auto;
    padding: 1rem 1.5rem 0;
}

.app-main {
    max-width: 1440px;
    margin: 0 auto;
    padding: 1.25rem 1.5rem 2.5rem;
}

.app-main > .container-fluid {
    padding-left: 0;
    padding-right: 0;
}

/* Cards */
.card {
    border: 1px solid var(--mh-border);
    border-radius: var(--mh-radius-lg);
    box-shadow: var(--mh-shadow);
    background: var(--mh-surface);
    overflow: hidden;
}

.card-header {
    background: var(--mh-surface);
    border-bottom: 1px solid var(--mh-border);
    padding: 1rem 1.25rem;
}

.card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--mh-text);
    letter-spacing: -0.02em;
}

.card-title i {
    color: var(--mh-text-muted);
    margin-right: 0.4rem;
}

.card-body {
    padding: 1.25rem;
}

/* Tables */
.table {
    margin-bottom: 0;
    font-size: 0.9rem;
}

.table thead th {
    border-top: none;
    border-bottom: 1px solid var(--mh-border-strong);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--mh-text-muted);
    background: #f9fafb;
    padding: 0.75rem 1rem;
    white-space: nowrap;
}

.table tbody td {
    padding: 0.85rem 1rem;
    vertical-align: middle;
    color: var(--mh-text);
    border-color: var(--mh-border);
}

.table-hover tbody tr:hover {
    background-color: #f9fafb;
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
    background-color: rgba(249, 250, 251, 0.6);
}

.table-danger > td {
    background-color: #fef2f2 !important;
}

.table-warning > td {
    background-color: #fffbeb !important;
}

.table-responsive {
    border-radius: var(--mh-radius);
    border: 1px solid var(--mh-border);
}

/* Badges (BS4 class names in templates) */
.badge {
    font-size: 0.72rem;
    font-weight: 500;
    padding: 0.35em 0.65em;
    border-radius: 6px;
}

.badge-success,
.bg-success.badge {
    background-color: #059669 !important;
    color: #fff !important;
}

.badge-warning,
.bg-warning.badge {
    background-color: #f59e0b !important;
    color: #fff !important;
}

.badge-danger,
.bg-danger.badge {
    background-color: #dc2626 !important;
    color: #fff !important;
}

.badge-info,
.bg-info.badge {
    background-color: #0891b2 !important;
    color: #fff !important;
}

.badge-secondary,
.bg-secondary.badge {
    background-color: #6b7280 !important;
    color: #fff !important;
}

.badge-primary,
.bg-primary.badge {
    background-color: var(--mh-primary) !important;
    color: #fff !important;
}

/* Buttons */
.btn {
    font-weight: 500;
    font-size: 0.875rem;
    border-radius: 8px;
    transition: background 0.15s, border-color 0.15s, box-shadow 0.15s;
}

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

.btn-primary:hover,
.btn-primary:focus {
    background: var(--mh-primary-hover);
    border-color: var(--mh-primary-hover);
}

.btn-outline-primary {
    color: var(--mh-primary);
    border-color: var(--mh-border-strong);
}

.btn-outline-primary:hover {
    background: var(--mh-primary-soft);
    border-color: var(--mh-primary);
    color: var(--mh-primary-hover);
}

.btn-group .btn {
    margin-right: 0.2rem;
}

.btn-group .btn:last-child {
    margin-right: 0;
}

.btn-sm {
    padding: 0.3rem 0.5rem;
    font-size: 0.8rem;
}

/* Forms */
.form-label {
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--mh-text);
    margin-bottom: 0.35rem;
}

.form-control,
.form-select {
    border-radius: 8px;
    border-color: var(--mh-border-strong);
    font-size: 0.9rem;
}

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

.filter-panel {
    background: #f9fafb;
    border: 1px solid var(--mh-border);
    border-radius: var(--mh-radius);
}

.form-actions {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--mh-border);
}

/* Alerts */
.alert {
    border: none;
    border-radius: var(--mh-radius);
    font-size: 0.9rem;
}

/* Modals */
.modal-content {
    border: 1px solid var(--mh-border);
    border-radius: var(--mh-radius-lg);
    box-shadow: var(--mh-shadow-md);
}

.modal-header {
    border-bottom-color: var(--mh-border);
}

.modal-footer {
    border-top-color: var(--mh-border);
}

/* Empty state */
.empty-state,
.card-body > .text-center.py-5 {
    padding: 3rem 1rem;
}

.empty-state i {
    color: var(--mh-border-strong);
}

/* Code */
code {
    font-size: 0.82em;
    color: #1e40af;
    background: var(--mh-primary-soft);
    padding: 0.15em 0.4em;
    border-radius: 4px;
}

/* Sortable columns */
.sortable {
    cursor: pointer;
    user-select: none;
}

.sortable:hover {
    color: var(--mh-text);
}

.sort-icon {
    margin-left: 4px;
    opacity: 0.4;
    font-size: 0.75em;
}

.sortable:hover .sort-icon {
    opacity: 0.8;
}

.sort-icon.active {
    opacity: 1;
    color: var(--mh-primary);
}

/* Login */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: var(--mh-bg);
}

.login-card {
    width: 100%;
    max-width: 400px;
    background: var(--mh-surface);
    border: 1px solid var(--mh-border);
    border-radius: var(--mh-radius-lg);
    box-shadow: var(--mh-shadow-md);
    overflow: hidden;
}

.login-card-header {
    padding: 2rem 2rem 1.25rem;
    text-align: center;
    border-bottom: 1px solid var(--mh-border);
}

.login-card-header .brand-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--mh-primary-soft);
    color: var(--mh-primary);
    border-radius: 12px;
    font-size: 1.25rem;
}

.login-card-header h1 {
    font-size: 1.35rem;
    font-weight: 600;
    margin: 0;
    letter-spacing: -0.02em;
}

.login-card-header p {
    margin: 0.35rem 0 0;
    font-size: 0.875rem;
    color: var(--mh-text-muted);
}

.login-card-body {
    padding: 1.5rem 2rem 2rem;
}

.login-card .btn-primary {
    padding: 0.65rem;
}

.login-card-body input[type="text"],
.login-card-body input[type="password"] {
    display: block;
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
    border: 1px solid var(--mh-border-strong);
    border-radius: 8px;
}

.login-card-body input[type="text"]:focus,
.login-card-body input[type="password"]:focus {
    border-color: var(--mh-primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.text-muted {
    color: var(--mh-text-muted) !important;
}

/* Organizations list table */
.org-list-table thead th.th-narrow {
    white-space: normal;
    max-width: 4.5rem;
    vertical-align: bottom;
    text-align: center;
}

.org-list-table thead .th-label {
    display: inline-block;
    line-height: 1.25;
    font-size: 0.72rem;
    letter-spacing: 0;
    text-transform: none;
}

.org-list-table thead th.th-narrow .sort-icon {
    display: block;
    margin: 2px auto 0;
}

.org-list-table .col-actions {
    position: sticky;
    right: 0;
    z-index: 2;
    background: var(--mh-surface);
    box-shadow: -6px 0 10px rgba(0, 0, 0, 0.04);
    white-space: nowrap;
}

.org-list-table thead .col-actions {
    z-index: 3;
}

.org-list-table tbody tr.table-danger .col-actions {
    background: #fef2f2;
}

.org-list-table tbody tr.table-warning .col-actions {
    background: #fffbeb;
}

.org-list-table tbody tr:hover .col-actions {
    background: #f9fafb;
}

.org-list-table tbody tr.table-danger:hover .col-actions {
    background: #fef2f2;
}

.org-list-table tbody tr.table-warning:hover .col-actions {
    background: #fffbeb;
}

.org-list-table .col-actions .btn-group {
    flex-wrap: nowrap;
}

.org-list-table td[data-col="company_token"] code {
    font-size: 0.78rem;
    word-break: break-all;
}

@media (max-width: 991.98px) {
    .app-main {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .card-header .btn-group {
        flex-wrap: wrap;
        gap: 0.35rem;
    }
}