:root {
    --app-bg: #f5f7fb;
    --app-text: #1f2937;
    --app-muted: #6b7280;

    --sidebar-bg: #111827;
    --sidebar-text: #f9fafb;
    --sidebar-muted: #9ca3af;
    --sidebar-subtext: #cbd5e1;
    --sidebar-hover: rgba(255, 255, 255, 0.08);
    --sidebar-sub-hover: rgba(255, 255, 255, 0.06);
    --sidebar-border: rgba(255, 255, 255, 0.08);

    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-soft: rgba(37, 99, 235, 0.25);

    --danger-soft: rgba(239, 68, 68, 0.18);
    --danger-text: #fca5a5;

    --surface: #ffffff;
    --surface-soft: #f8fafc;
    --radius-sm: 0.75rem;
    --radius-md: 1rem;
    --radius-lg: 1.25rem;
    --shadow-sm: 0 0.5rem 1rem rgba(15, 23, 42, 0.06);
    --shadow-md: 0 0.75rem 1.5rem rgba(15, 23, 42, 0.08);
    --shadow-primary: 0 10px 25px rgba(37, 99, 235, 0.25);
}

body.app-body {
    font-family: "Montserrat", sans-serif;
    background: var(--app-bg);
    color: var(--app-text);
}

.bg-overlay {
    position: fixed;
    inset: 0;
    background:
        radial-gradient(circle at top left, rgba(59, 130, 246, 0.08), transparent 30%),
        radial-gradient(circle at bottom right, rgba(16, 185, 129, 0.08), transparent 30%);
    pointer-events: none;
    z-index: 0;
}

/* Layout */
.app-layout {
    display: flex;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.app-main {
    flex: 1;
    min-width: 0;
    padding: 1.5rem;
}

.app-main-inner {
    max-width: 1400px;
    margin: 0 auto;
}

.app-topbar {
    position: sticky;
    top: 0;
    z-index: 1040;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}

.app-offcanvas {
    max-width: 320px;
}

/* Sidebar */
.app-sidebar,
.mobile-sidebar {
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
}

.app-sidebar {
    width: 310px;
    min-width: 310px;
    display: flex;
    flex-direction: column;
    padding: 1.25rem 1rem;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    border-right: 1px solid rgba(255, 255, 255, 0.06);
}

.mobile-sidebar {
    width: 100%;
    min-width: 100%;
    height: auto;
    position: static;
    padding: 1.25rem 1rem;
}

/* Offcanvas dark theme */
.app-offcanvas,
.app-offcanvas .offcanvas-header,
.app-offcanvas .offcanvas-body {
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
}

.app-offcanvas .offcanvas-header {
    border-bottom: 1px solid var(--sidebar-border);
}

.app-offcanvas .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

/* Branding */
.sidebar-brand {
    padding: 0.75rem 0.75rem 1.25rem;
    border-bottom: 1px solid var(--sidebar-border);
    margin-bottom: 1rem;
}

.sidebar-brand-icon img {
    object-fit: cover;
    background: #ffffff;
    padding: 0.2rem;
}

.brand-title {
    font-size: 1.05rem;
    font-weight: 700;
    line-height: 1.4;
}

.brand-subtitle {
    font-size: 0.875rem;
    color: var(--sidebar-muted);
    margin-top: 0.2rem;
}

/* Sidebar nav */
.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.nav-section-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--sidebar-muted);
    font-weight: 700;
    margin: 0.5rem 0 0.75rem;
    padding: 0 0.75rem;
}

.nav-group {
    margin-bottom: 0.5rem;
}

/* Top-level links */
.nav-app-link,
.nav-app-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1rem;
    border: 0;
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--sidebar-text);
    text-decoration: none;
    font-weight: 700;
    text-align: left;
    transition: all 0.2s ease;
}

.nav-app-link:hover,
.nav-app-toggle:hover {
    background: var(--sidebar-hover);
    color: #ffffff;
}

.nav-app-link.active,
.nav-app-toggle.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #ffffff;
    box-shadow: var(--shadow-primary);
}

.nav-app-link-danger {
    color: var(--danger-text);
}

.nav-app-link-danger:hover {
    color: #ffffff;
    background: var(--danger-soft);
}

/* Sublinks */
.nav-sublinks {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    padding: 0.55rem 0 0.25rem 1rem;
}

.nav-sublinks a {
    color: var(--sidebar-subtext);
    text-decoration: none;
    font-size: 0.92rem;
    padding: 0.45rem 0.85rem;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.nav-sublinks a:hover {
    color: #ffffff;
    background: var(--sidebar-sub-hover);
}

.nav-sublinks a.active-sub {
    color: #ffffff;
    background: var(--primary-soft);
    font-weight: 600;
}

/* Collapse chevron */
.nav-chevron {
    font-size: 0.95rem;
    transition: transform 0.2s ease;
}

.nav-app-toggle[aria-expanded="true"] .nav-chevron {
    transform: rotate(180deg);
}

/* Shared components */
.card,
.table,
.alert,
.dropdown-menu,
.offcanvas,
.modal-content {
    border-radius: var(--radius-md);
}

.btn {
    font-weight: 600;
}

.bg-light-subtle {
    background-color: var(--surface-soft);
}

.min-vh-75 {
    min-height: 75vh;
}

/* Ticket detail helpers */
.ticket-meta-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.ticket-meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.ticket-meta-label {
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--app-muted);
}

.ticket-meta-value {
    color: #111827;
    word-break: break-word;
}

.ticket-markdown-content p:last-child {
    margin-bottom: 0;
}

/* Ticket cards */
.ticket-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.ticket-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md) !important;
}

/* Tables / surfaces polish */
.card {
    box-shadow: var(--shadow-sm);
    border: 0;
    background: var(--surface);
}

/* Forms in offcanvas */
#ticketFilterOffcanvas {
    width: min(100%, 460px);
}

/* Mobile */
@media (max-width: 991.98px) {
    .app-main {
        padding: 1rem;
    }

    .app-main-inner {
        max-width: 100%;
    }

    .app-offcanvas .nav-app-link,
    .app-offcanvas .nav-app-toggle {
        font-size: 1rem;
    }

    .app-offcanvas .nav-sublinks a {
        font-size: 0.95rem;
    }

    .sidebar-brand {
        padding-left: 0.25rem;
        padding-right: 0.25rem;
    }

    .nav-section-title {
        padding-left: 0.25rem;
        padding-right: 0.25rem;
    }
}

#userTicketFilterOffcanvas {
    width: min(100%, 420px);
}

.computer-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.computer-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 0.75rem 1.5rem rgba(15, 23, 42, 0.08) !important;
}

#computerFilterOffcanvas {
    width: min(100%, 460px);
}

.hide-me {
    backdrop-filter: blur(6px);
}

.notification-container {
    pointer-events: none;
}

.notification-container .custom-toast {
    pointer-events: auto;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-left: 4px solid transparent;
    transition: all 0.3s ease;
}

.notification-container .custom-toast.hide {
    opacity: 0;
    transform: translateY(-10px) scale(0.98);
}

.notification-container .custom-toast.show {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.toast-status-dot {
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 50%;
    background-color: #0d6efd;
}

.toast-success {
    border-left-color: #198754;
}

.toast-success .toast-status-dot {
    background-color: #198754;
}

.toast-danger {
    border-left-color: #dc3545;
}

.toast-danger .toast-status-dot {
    background-color: #dc3545;
}

.toast-warning {
    border-left-color: #ffc107;
}

.toast-warning .toast-status-dot {
    background-color: #ffc107;
}

.toast-info {
    border-left-color: #0dcaf0;
}

.toast-info .toast-status-dot {
    background-color: #0dcaf0;
}

.toast-debug {
    border-left-color: #6c757d;
}

.toast-debug .toast-status-dot {
    background-color: #6c757d;
}

.ck-editor__editable {
    min-height: 300px !important;  /* or height: 300px !important; */
}