:root {
    --crm-bg: #f3f5f8;
    --crm-surface: #ffffff;
    --crm-ink: #0f172a;
    --crm-muted: #64748b;
    --crm-border: #e2e8f0;
    --crm-primary: #2563eb;
    --crm-primary-dark: #1d4ed8;
    --crm-sidebar: #0f172a;
    --crm-sidebar-hover: rgba(255, 255, 255, 0.08);
    --crm-sidebar-active: #1d4ed8;
    --crm-success: #059669;
    --crm-warning: #d97706;
    --crm-danger: #dc2626;
    --crm-info: #0284c7;
    --crm-radius: 12px;
    --crm-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
    --crm-topbar-h: 64px;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: Inter, "Nunito", "Segoe UI", sans-serif;
    background: var(--crm-bg);
    color: var(--crm-ink);
}

body#page-top {
    overflow-x: hidden;
}

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

a:hover {
    color: var(--crm-primary-dark);
    text-decoration: none;
}

#wrapper {
    min-height: 100vh;
}

#content-wrapper {
    background: var(--crm-bg);
    min-width: 0;
}

#content {
    padding-bottom: 2rem;
}

.container-fluid {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
}

/* Sidebar */
.sidebar.bg-gradient-primary {
    background: var(--crm-sidebar) !important;
    background-image: none !important;
}

.sidebar {
    min-height: 100vh;
    box-shadow: none;
}

.sidebar .sidebar-brand {
    height: var(--crm-topbar-h);
    padding: 0 1rem;
}

.sidebar .sidebar-brand-icon {
    width: 2.1rem;
    height: 2.1rem;
    border-radius: 8px;
    background: var(--crm-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transform: none !important;
}

.sidebar .sidebar-brand-icon i {
    font-size: 1rem !important;
    color: #fff;
}

.sidebar .sidebar-brand-text {
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: none;
}

.sidebar .sidebar-brand-text sup {
    font-size: 0.65em;
    top: -0.45em;
    color: #93c5fd;
}

.sidebar hr.sidebar-divider {
    border-top-color: rgba(255, 255, 255, 0.08);
}

.sidebar .nav-item .nav-link {
    color: #cbd5e1 !important;
    border-radius: 10px;
    margin: 0 0.65rem 0.2rem;
    width: auto !important;
}

.sidebar .nav-item .nav-link i {
    color: #94a3b8;
}

.sidebar .nav-item .nav-link:hover,
.sidebar .nav-item.active .nav-link {
    background: var(--crm-sidebar-hover);
    color: #fff !important;
}

.sidebar .nav-item.active .nav-link {
    background: var(--crm-sidebar-active);
}

.sidebar .nav-item.active .nav-link i {
    color: #fff;
}

.sidebar-backdrop {
    display: none;
}

/* Topbar */
.topbar {
    height: var(--crm-topbar-h);
    background: rgba(255, 255, 255, 0.92) !important;
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1020;
    box-shadow: 0 1px 0 var(--crm-border) !important;
}

.topbar .nav-item .nav-link {
    height: var(--crm-topbar-h);
}

.topbar #sidebarToggleTop {
    color: var(--crm-ink);
    width: 2.5rem;
    height: 2.5rem;
}

.user-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    line-height: 1.2;
    margin-right: 0.65rem;
    max-width: 140px;
}

.user-meta .user-name,
.user-meta .user-role {
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-meta .user-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--crm-ink);
}

.user-meta .user-role {
    font-size: 0.72rem;
    color: var(--crm-muted);
}

.user-avatar {
    width: 2.15rem;
    height: 2.15rem;
    border-radius: 50%;
    background: #dbeafe;
    color: var(--crm-primary-dark);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

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

.card.rounded-0,
.card-header.rounded-0 {
    border-radius: var(--crm-radius) !important;
}

.card-header {
    background: var(--crm-surface);
    border-bottom: 1px solid var(--crm-border);
    font-weight: 650;
    color: var(--crm-ink);
    border-top-left-radius: var(--crm-radius);
    border-top-right-radius: var(--crm-radius);
    padding: 0.9rem 1.15rem;
}

.card-header.bg-dark,
.card-header.bg-success,
.card-header.bg-danger {
    color: #fff;
    border-bottom-color: transparent;
}

.card-header.bg-dark { background: #0f172a !important; }
.card-header.bg-success { background: var(--crm-success) !important; }
.card-header.bg-danger { background: var(--crm-danger) !important; }

.card-footer {
    background: #f8fafc;
    border-top: 1px solid var(--crm-border);
}

.card-footer a {
    font-size: 0.82rem;
    font-weight: 600;
}

.border-left-primary,
.border-left-success,
.border-left-info,
.border-left-warning {
    border-left-width: 4px !important;
}

.stat-card .text-xs {
    letter-spacing: 0.04em;
}

/* Buttons */
.btn {
    border-radius: 9px;
    font-weight: 600;
    padding: 0.42rem 0.9rem;
}

.btn-sm {
    border-radius: 8px;
    padding: 0.28rem 0.65rem;
}

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

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

.btn-success { background: var(--crm-success); border-color: var(--crm-success); }
.btn-info { background: var(--crm-info); border-color: var(--crm-info); color: #fff; }
.btn-warning { background: var(--crm-warning); border-color: var(--crm-warning); color: #fff; }
.btn-danger { background: var(--crm-danger); border-color: var(--crm-danger); }

.btn-warning:hover,
.btn-info:hover {
    color: #fff;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    align-items: center;
}

.btn-actions form {
    margin: 0;
}

.page-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.15rem;
}

.page-toolbar .toolbar-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.page-title {
    margin: 0;
    font-size: 1.35rem;
    font-weight: 700;
}

.page-subtitle {
    color: var(--crm-muted);
    font-size: 0.88rem;
}

/* Forms */
.form-control,
.custom-select,
select.form-control {
    border-radius: 9px;
    border-color: #cbd5e1;
    min-height: 38px;
}

.form-control:focus,
select.form-control:focus {
    border-color: #93c5fd;
    box-shadow: 0 0 0 0.18rem rgba(37, 99, 235, 0.18);
}

.form-inline {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}

.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.filter-bar .form-control,
.filter-bar .btn {
    margin: 0;
}

label {
    font-weight: 600;
    color: #334155;
    font-size: 0.85rem;
}

/* Tables */
.table {
    color: var(--crm-ink);
    margin-bottom: 0;
}

.table thead th {
    background: #f8fafc;
    border-bottom: 1px solid var(--crm-border);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: #475569;
    white-space: nowrap;
    font-weight: 700;
}

.table td,
.table th {
    vertical-align: middle;
}

.table-responsive {
    border-radius: 10px;
}

.priority-high {
    color: var(--crm-danger);
    font-weight: 700;
}

.badge-status {
    display: inline-block;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
}

/* Tabs */
.nav-tabs-scroll {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 0.15rem;
    border-bottom: 1px solid var(--crm-border);
    background: var(--crm-surface);
    border-radius: var(--crm-radius) var(--crm-radius) 0 0;
    padding: 0.35rem 0.35rem 0;
}

.nav-tabs-scroll .nav-item {
    flex: 0 0 auto;
}

.nav-tabs-scroll .nav-link {
    border: 0;
    border-bottom: 2px solid transparent;
    color: var(--crm-muted);
    font-weight: 600;
    white-space: nowrap;
    padding: 0.75rem 0.95rem;
}

.nav-tabs-scroll .nav-link.active {
    color: var(--crm-primary);
    background: transparent;
    border-bottom-color: var(--crm-primary);
}

.tab-content.card {
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}

/* Alerts */
.alert {
    border: 0;
    border-radius: 10px;
}

/* Modal */
.modal-content {
    border: 0;
    border-radius: 14px;
}

.modal-header,
.modal-footer {
    border-color: var(--crm-border);
}

/* Nested detail rows */
.table-detail td {
    background: #f8fafc;
    font-size: 0.9rem;
    color: #475569;
}

/* Login */
.login-body {
    min-height: 100vh;
    background:
        radial-gradient(circle at top right, rgba(37, 99, 235, 0.28), transparent 28%),
        linear-gradient(160deg, #0f172a 0%, #1e3a8a 55%, #2563eb 100%);
    display: flex;
    align-items: center;
    padding: 1.25rem;
}

.login-card {
    border: 0;
    border-radius: 18px;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.28);
}

.login-brand {
    width: 3rem;
    height: 3rem;
    border-radius: 12px;
    background: var(--crm-primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.85rem;
}

.form-control-user {
    border-radius: 10px !important;
    padding: 0.85rem 1rem;
    font-size: 1rem;
}

.btn-user {
    border-radius: 10px !important;
    padding: 0.75rem 1rem;
    font-size: 1rem;
}

/* Mobile drawer */
@media (max-width: 767.98px) {
    #wrapper {
        display: block;
    }

    .sidebar,
    .sidebar.toggled {
        position: fixed;
        top: 0;
        left: 0;
        z-index: 1045;
        width: 17rem !important;
        height: 100vh;
        min-height: 100vh;
        overflow-y: auto !important;
        transform: translateX(-105%);
        transition: transform 0.22s ease;
        box-shadow: 16px 0 40px rgba(15, 23, 42, 0.18);
    }

    body.nav-open .sidebar,
    body.nav-open .sidebar.toggled {
        transform: translateX(0);
        width: 17rem !important;
    }

    .sidebar .sidebar-brand .sidebar-brand-text,
    .sidebar.toggled .sidebar-brand .sidebar-brand-text {
        display: inline !important;
    }

    .sidebar .nav-item .nav-link,
    .sidebar.toggled .nav-item .nav-link {
        display: flex !important;
        align-items: center;
        text-align: left !important;
        width: auto !important;
        padding: 0.8rem 0.95rem !important;
    }

    .sidebar .nav-item .nav-link i {
        margin-right: 0.7rem;
        width: 1.1rem;
        text-align: center;
    }

    .sidebar .nav-item .nav-link span,
    .sidebar.toggled .nav-item .nav-link span {
        display: inline !important;
        font-size: 0.95rem !important;
        font-weight: 600;
    }

    .sidebar-backdrop {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(15, 23, 42, 0.45);
        z-index: 1040;
    }

    body.nav-open .sidebar-backdrop {
        display: block;
    }

    body.nav-open {
        overflow: hidden;
    }

    #content-wrapper {
        width: 100%;
        margin-left: 0;
    }

    .container-fluid {
        padding-left: 0.9rem;
        padding-right: 0.9rem;
    }

    .topbar {
        margin-bottom: 1rem !important;
    }

    .user-meta {
        align-items: flex-end;
    }

    .page-toolbar {
        align-items: stretch;
    }

    .page-toolbar .toolbar-actions {
        width: 100%;
    }

    .page-toolbar .toolbar-actions .btn,
    .page-toolbar > .btn {
        flex: 1 1 auto;
    }

    .filter-bar .form-control,
    .filter-bar .btn,
    .form-inline .form-control,
    .form-inline .btn {
        width: 100%;
        margin-right: 0 !important;
        margin-bottom: 0 !important;
    }

    .form-inline {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }

    .form-row > [class*="col-"] {
        margin-bottom: 0.75rem;
    }

    .form-group.row .col-form-label {
        padding-bottom: 0.2rem;
    }

    .form-group.row [class*="offset-"] {
        margin-left: 0;
    }

    input.form-control,
    select.form-control,
    textarea.form-control {
        font-size: 16px !important;
    }

    .btn,
    .btn-sm {
        min-height: 40px;
    }

    .btn-actions {
        width: 100%;
    }

    .btn-actions .btn,
    .btn-actions form,
    .btn-actions form .btn {
        width: 100%;
    }

    .card-body {
        padding: 1rem;
    }

    .table-responsive {
        margin-left: -0.15rem;
        margin-right: -0.15rem;
    }

    .modal-dialog {
        margin: 0.75rem;
    }
}

/* Stacked tables on phones */
@media (max-width: 767.98px) {
    .table-stack thead {
        display: none;
    }

    .table-stack,
    .table-stack tbody,
    .table-stack tbody tr,
    .table-stack tbody td {
        display: block;
        width: 100%;
    }

    .table-stack tbody tr {
        background: #fff;
        border: 1px solid var(--crm-border);
        border-radius: 12px;
        margin-bottom: 0.8rem;
        padding: 0.35rem 0.15rem;
        box-shadow: var(--crm-shadow);
    }

    .table-stack tbody td {
        border: 0;
        border-bottom: 1px solid #f1f5f9;
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        gap: 0.75rem;
        padding: 0.55rem 0.85rem;
        text-align: right;
        white-space: normal;
    }

    .table-stack tbody td:last-child {
        border-bottom: 0;
    }

    .table-stack tbody td::before {
        content: attr(data-label);
        font-weight: 700;
        color: #475569;
        text-align: left;
        flex: 0 0 42%;
        font-size: 0.78rem;
        text-transform: uppercase;
        letter-spacing: 0.02em;
    }

    .table-stack tbody td[colspan]::before,
    .table-stack tbody td.actions::before {
        display: none;
    }

    .table-stack tbody td[colspan],
    .table-stack tbody td.actions {
        display: block;
        text-align: left;
    }

    .table-stack tbody tr.table-detail {
        margin-top: -0.55rem;
        background: #f8fafc;
        box-shadow: none;
    }
}

@media (min-width: 768px) {
    .sidebar .nav-item .nav-link {
        display: flex;
        align-items: center;
        text-align: left;
        padding: 0.72rem 0.95rem;
        width: auto !important;
    }

    .sidebar .nav-item .nav-link span {
        display: inline;
        font-size: 0.9rem;
        font-weight: 600;
    }

    .sidebar .nav-item .nav-link i {
        margin-right: 0.7rem;
        width: 1.05rem;
        text-align: center;
    }

    .sidebar.toggled .nav-item .nav-link {
        display: flex;
        flex-direction: column;
        text-align: center;
        width: 5.2rem !important;
        margin: 0 auto 0.2rem;
        padding: 0.7rem 0.35rem;
    }

    .sidebar.toggled .nav-item .nav-link i {
        margin-right: 0;
    }

    .sidebar.toggled .nav-item .nav-link span {
        display: block;
        font-size: 0.65rem;
    }

    .filter-bar .form-control {
        min-width: 180px;
    }
}

@media (max-width: 400px) {
    .user-meta {
        display: none;
    }
}

@media (max-width: 575.98px) {
    .stat-value {
        font-size: 1.15rem;
    }
}