/* Core variables and design system tokens (Stitch Pink Theme - Light mode) */
:root {
    --bg-main: #fbf9f8;
    --bg-surface: #ffffff;
    --bg-surface-hover: #faf8f7;
    --bg-surface-active: #f3eff1;
    
    --border-color: #FFF0F5; /* LavenderBlush */
    --border-hover: #ffccd7;
    
    --primary: #ac2471;
    --primary-hover: #8c0058;
    --primary-container: #ff69b4; /* Hot Pink */
    --primary-glow: rgba(255, 105, 180, 0.15);
    
    --secondary: #81515a;
    --secondary-container: #fdbec9;
    --on-secondary-container: #7a4a54;
    
    --text-primary: #1b1c1c;
    --text-secondary: #564149;
    --text-muted: #897179;
    
    --success: #2e7d32;
    --success-border: #c8e6c9;
    --success-bg: #e8f5e9;
    
    --danger: #d32f2f;
    --danger-border: #ffcdd2;
    --danger-bg: #ffebee;
    
    --warning: #f57c00;
    --warning-border: #ffe0b2;
    --warning-bg: #fff3e0;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(172, 36, 113, 0.04), 0 2px 4px -1px rgba(172, 36, 113, 0.02);
    --shadow-lg: 0 10px 15px -3px rgba(172, 36, 113, 0.08), 0 4px 6px -2px rgba(172, 36, 113, 0.04);
    --xinh-shadow: 0 20px 30px -10px rgba(255, 105, 180, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(172, 36, 113, 0.1), 0 10px 10px -5px rgba(172, 36, 113, 0.05);
    --loading-overlay: rgba(255, 255, 255, 0.85);
}

/* Global Reset and Typography */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: 'Hanken Grotesk', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.skip-link {
    position: fixed;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 200;
    padding: 0.625rem 0.875rem;
    color: #ffffff;
    background: #8c0058;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
    text-decoration: none;
    transform: translateY(-200%);
}

.skip-link:focus {
    transform: translateY(0);
}

/* Layout Utilities */
.max-w-7xl { max-width: 80rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.w-full { width: 100%; }
.h-full { height: 100%; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-1 { flex: 1 1 0%; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-1 { gap: 0.25rem; }
.gap-1\.5 { gap: 0.375rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.py-12 { padding-top: 3rem; padding-bottom: 3rem; }
.my-1 { margin-top: 0.25rem; margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mr-2 { margin-right: 0.5rem; }
.ml-auto { margin-left: auto; }
.shrink-0 { flex-shrink: 0; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hidden { display: none; }

/* Grid Utilities */
.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.gap-lg { gap: 1.5rem; }

@media (min-width: 768px) {
    .md\:flex { display: flex; }
    .md\:hidden { display: none; }
    .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 1024px) {
    .lg\:block { display: block; }
    .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .lg\:col-span-1 { grid-column: span 1 / span 1; }
    .lg\:col-span-2 { grid-column: span 2 / span 2; }
    .lg\:col-span-3 { grid-column: span 3 / span 3; }
}

/* Custom shadow & scrollbars */
.xinh-shadow {
    box-shadow: var(--xinh-shadow);
}

.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
.custom-scrollbar::-webkit-scrollbar-track {
    background: transparent;
}
.custom-scrollbar::-webkit-scrollbar-thumb {
    background: #ffccd7;
    border-radius: 10px;
}
.custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background: var(--primary-container);
}

/* Base Component: Card & Glassmorphism */
.glass-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: var(--xinh-shadow);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.glass-card:hover {
    border-color: var(--border-hover);
    box-shadow: 0 15px 30px -10px rgba(255, 105, 180, 0.15);
}

/* Headers */
h1, h2, h3, h4 {
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}
h1 { font-size: 1.875rem; line-height: 2.25rem; margin-bottom: 1.5rem; }
h2 { font-size: 1.5rem; line-height: 2rem; margin-bottom: 1rem; }
h3 { font-size: 1.25rem; line-height: 1.75rem; margin-bottom: 0.75rem; }
h4 { font-size: 1rem; line-height: 1.5rem; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.625rem 1.25rem;
    border-radius: 0.75rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s, border-color 0.2s, box-shadow 0.2s, transform 0.2s, filter 0.2s;
    text-decoration: none;
    gap: 0.5rem;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background-color: var(--primary);
    color: #ffffff;
    box-shadow: 0 4px 14px 0 rgba(172, 36, 113, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 6px 20px 0 rgba(172, 36, 113, 0.5);
    filter: brightness(1.05);
}

.btn-primary:disabled {
    background-color: var(--text-muted);
    color: #ffffff;
    opacity: 0.6;
    cursor: not-allowed;
    box-shadow: none;
}

.btn-secondary {
    background-color: #ffffff;
    color: var(--text-primary);
    border-color: var(--border-color);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background-color: var(--bg-main);
    border-color: var(--border-hover);
}

.btn-danger {
    background-color: var(--danger);
    color: #ffffff;
    box-shadow: 0 4px 14px 0 rgba(211, 47, 47, 0.3);
}

.btn-danger:hover {
    background-color: #b71c1c;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    border-radius: 0.5rem;
}

/* Sidebar & Navigation Styles */
aside.sidebar {
    height: 100vh;
    width: 16rem;
    position: fixed;
    left: 0;
    top: 0;
    display: flex;
    flex-direction: column;
    padding: 1.5rem 1rem;
    background-color: var(--bg-surface);
    border-right: 1px solid var(--border-color);
    z-index: 50;
}

.main-content {
    margin-left: 16rem;
    min-h: 100vh;
    display: flex;
    flex-direction: column;
}

@media (max-width: 768px) {
    aside.sidebar {
        display: none; /* Hide on mobile by default or show simplified */
    }
    .main-content {
        margin-left: 0;
    }
}

.sidebar-logo {
    padding: 0.25rem 0.5rem;
    margin-bottom: 2.25rem;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: inherit;
    text-decoration: none;
    border-radius: 0.875rem;
    transition: opacity 0.2s ease;
}

.sidebar-brand:hover {
    opacity: 0.86;
}

.sidebar-brand:focus-visible {
    outline: 3px solid var(--primary-glow);
    outline-offset: 4px;
}

.logo-icon {
    width: 2.75rem;
    height: 2.75rem;
    flex: 0 0 2.75rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #303030;
    border: 1px solid var(--border-hover);
    border-radius: 0.875rem;
    box-shadow: 0 7px 16px rgba(172, 36, 113, 0.2);
}

.app-logo-image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.logo-icon .material-symbols-outlined {
    font-size: 1.5rem;
    font-variation-settings: 'FILL' 1, 'wght' 500;
}

.brand-copy {
    display: flex;
    min-width: 0;
    flex-direction: column;
    justify-content: center;
    gap: 0.125rem;
}

.logo-text {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.025em;
}

.logo-text strong {
    color: var(--primary);
    font-weight: 800;
}

.logo-sub {
    color: var(--text-muted);
    font-size: 0.6875rem;
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: 0.01em;
    white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
    .sidebar-brand {
        transition: none;
    }
}

.nav-menu {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 0.75rem;
    transition: color 0.15s ease, background-color 0.15s ease;
}

.nav-link:hover {
    color: var(--primary);
    background-color: rgba(253, 190, 201, 0.2);
}

.nav-link.active {
    color: var(--primary);
    background-color: rgba(253, 190, 201, 0.4);
}

.nav-link .material-symbols-outlined {
    font-size: 1.25rem;
}

/* Header Styles */
.header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 4rem;
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-color);
    z-index: 40;
}

.header-title {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

.mobile-menu-toggle,
.sidebar-overlay {
    display: none;
}

.page-list-header {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.page-list-header > .btn {
    margin-left: auto;
    flex-shrink: 0;
}

.table-row-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.action-btn {
    border: none;
    background: transparent;
    padding: 0.5rem;
    border-radius: 0.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.2s, background-color 0.2s;
    display: flex;
    align-items: center;
}

.action-btn:hover {
    color: var(--primary);
    background-color: var(--bg-main);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-left: 1rem;
    border-left: 1px solid #FFF0F5;
}

.user-profile-trigger {
    background: none;
    border: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.75rem;
    border-radius: 0.75rem;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.user-profile-trigger:hover {
    background-color: var(--bg-surface-hover);
}

.user-dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 0.5rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    box-shadow: var(--shadow-lg);
    min-width: 12rem;
    z-index: 100;
    overflow: hidden;
    padding: 0.25rem 0;
    animation: fadeIn 0.15s ease forwards;
}

.user-dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.user-dropdown-item:hover {
    background-color: var(--bg-surface-hover);
    color: var(--primary);
}

.user-dropdown-item.danger-item {
    color: var(--danger);
    font-weight: 600;
}

.user-dropdown-item.danger-item:hover {
    background-color: var(--danger-bg);
    color: var(--danger);
}

.user-avatar {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    object-fit: cover;
    background-color: var(--secondary-container);
    border: 1px solid var(--border-hover);
}

.user-avatar-placeholder {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.user-avatar-placeholder .material-symbols-outlined {
    font-size: 1.25rem;
}

/* Profile avatar editor */
.profile-layout {
    display: grid;
    grid-template-columns: minmax(17rem, 22rem) minmax(0, 1fr);
    gap: 1.5rem;
    align-items: start;
}

.profile-summary {
    text-align: center;
}

.profile-current-avatar {
    width: 8rem;
    height: 8rem;
    margin: 0 auto 1rem;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid #ffffff;
    box-shadow: 0 0 0 2px var(--border-hover), var(--shadow-lg);
}

.profile-current-avatar.user-avatar-placeholder {
    display: flex;
    background: var(--secondary-container);
}

.profile-current-avatar .material-symbols-outlined {
    font-size: 4rem;
}

.avatar-editor {
    display: grid;
    grid-template-columns: minmax(16rem, 24rem) minmax(10rem, 1fr);
    gap: 1.5rem;
    align-items: center;
}

.avatar-crop-stage {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    overflow: hidden;
    border-radius: 1rem;
    background: #efe9ec;
    touch-action: none;
    cursor: grab;
}

.avatar-crop-stage:active {
    cursor: grabbing;
}

.avatar-crop-stage canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.avatar-crop-mask {
    position: absolute;
    inset: 10%;
    border: 3px solid #ffffff;
    border-radius: 50%;
    box-shadow: 0 0 0 999px rgba(27, 28, 28, 0.56);
    pointer-events: none;
}

.avatar-editor-controls {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.avatar-preview {
    width: 9rem;
    height: 9rem;
    margin: 0 auto;
    border-radius: 50%;
    object-fit: cover;
    background: var(--secondary-container);
    border: 4px solid #ffffff;
    box-shadow: 0 0 0 2px var(--border-hover), var(--shadow-md);
}

.avatar-file-input {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
}

.avatar-zoom {
    width: 100%;
    accent-color: var(--primary);
}

.form-errors {
    color: var(--danger);
    font-size: 0.8125rem;
    margin-bottom: 1rem;
}

@media (max-width: 900px) {
    .profile-layout,
    .avatar-editor {
        grid-template-columns: 1fr;
    }
}

.user-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Forms & Inputs */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    background-color: #ffffff;
    border: 1px solid var(--border-hover);
    border-radius: 0.75rem;
    padding: 0.625rem 0.875rem;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.875rem;
    transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-container);
    box-shadow: 0 0 0 2px var(--primary-glow);
}

.form-checkbox {
    width: 1.1rem;
    height: 1.1rem;
    accent-color: var(--primary);
    border-radius: 0.3rem;
    cursor: pointer;
}

.help-text {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.375rem;
}

/* Tables */
.table-container {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    background: #ffffff;
    box-shadow: var(--shadow-sm);
}

.table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.875rem;
}

.table th {
    background-color: #faf8f7;
    padding: 0.875rem 1.25rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.table td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    vertical-align: middle;
}

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

.table tbody tr {
    transition: background-color 0.15s ease;
}

.table tbody tr:hover {
    background-color: var(--bg-main);
}

/* Stat Cards */
.stat-card {
    background-color: #ffffff;
    padding: 1.5rem;
    border-radius: 1.25rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--xinh-shadow);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 10rem;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 30px -10px rgba(255, 105, 180, 0.15);
}

.stat-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.stat-icon-wrapper {
    padding: 0.5rem;
    background-color: rgba(253, 190, 201, 0.3);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon-wrapper .material-symbols-outlined {
    color: var(--primary);
    font-size: 1.5rem;
}

.stat-badge {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
}

.stat-badge-success {
    color: #2e7d32;
    background-color: #e8f5e9;
}

.stat-badge-info {
    color: var(--primary);
    background-color: rgba(253, 190, 201, 0.4);
}

.stat-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-card-primary {
    background: linear-gradient(135deg, var(--primary-container), var(--primary));
    color: #ffffff;
    position: relative;
    overflow: hidden;
}

.stat-card-primary .stat-label {
    color: rgba(255, 255, 255, 0.9);
}

.stat-card-primary .stat-value {
    color: #ffffff;
}

.stat-card-primary .stat-icon-wrapper {
    background-color: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(4px);
}

.stat-card-primary .stat-icon-wrapper .material-symbols-outlined {
    color: #ffffff;
}

.stat-card-primary-bg-icon {
    position: absolute;
    right: -1rem;
    top: -1rem;
    opacity: 0.15;
    font-size: 8rem;
    pointer-events: none;
    transform: rotate(12deg);
}

/* File Upload drag/drop zone */
.upload-zone {
    border: 2px dashed var(--primary-container);
    border-radius: 1.25rem;
    padding: 2.5rem 1.5rem;
    text-align: center;
    background: #ffffff;
    cursor: pointer;
    box-shadow: var(--xinh-shadow);
    transition: background-color 0.2s ease, border-color 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 21.25rem;
}

.upload-zone:hover, .upload-zone.dragover {
    background: rgba(253, 190, 201, 0.1);
    border-color: var(--primary);
}

.upload-icon-wrapper {
    width: 5rem;
    height: 5rem;
    background-color: rgba(253, 190, 201, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.upload-icon-wrapper .material-symbols-outlined {
    color: var(--primary);
    font-size: 2.5rem;
}

.upload-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.upload-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    max-width: 14rem;
    margin-bottom: 1rem;
}

.upload-formats {
    font-size: 0.625rem;
    color: var(--text-muted);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.selected-file-remove {
    position: absolute;
    top: 0.375rem;
    right: 0.375rem;
    width: 2rem;
    height: 2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    background: transparent;
    border: 1px solid transparent;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

.selected-file-remove:hover {
    color: var(--danger);
    background-color: var(--danger-bg);
    border-color: var(--danger-border);
}

.selected-file-remove:focus-visible {
    outline: 2px solid var(--danger);
    outline-offset: 2px;
}

.selected-file-remove .material-symbols-outlined {
    font-size: 1.125rem;
}

/* System Health Card */
.health-card {
    background-color: #ffffff;
    padding: 1.5rem;
    border-radius: 1.25rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--xinh-shadow);
}

.health-title {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.health-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.health-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.health-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
}

.health-dot-green { background-color: #2e7d32; }
.health-dot-yellow { background-color: #f57c00; }

/* Alerts */
.alert {
    border-radius: 1rem;
    padding: 1rem 1.25rem;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
    border: 1px solid;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-success {
    background-color: var(--success-bg);
    border-color: var(--success-border);
    color: var(--success);
}

.alert-danger {
    background-color: var(--danger-bg);
    border-color: var(--danger-border);
    color: var(--danger);
}

.alert-info {
    background-color: var(--warning-bg);
    border-color: var(--warning-border);
    color: var(--warning);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1.25;
    white-space: nowrap;
}

.table-status-column {
    min-width: 7.5rem;
    white-space: nowrap;
}

.badge-success {
    background-color: #e8f5e9;
    color: #2e7d32;
}

.badge-danger {
    background-color: #ffebee;
    color: #d32f2f;
}

.badge-info {
    background-color: #fff3e0;
    color: #f57c00;
}

/* Progress bar */
.progress-bar-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.progress-track {
    width: 6rem;
    height: 0.375rem;
    background-color: var(--border-hover);
    border-radius: 9999px;
    overflow: hidden;
}
.progress-fill {
    height: 100%;
    background-color: var(--primary-container);
    border-radius: 9999px;
}

/* Animation utilities */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.3s ease forwards;
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: .7; }
}

/* Form switch */
.switch-container {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    user-select: none;
}

.switch {
    position: relative;
    display: inline-block;
    width: 2.75rem;
    height: 1.5rem;
    margin-right: 0.5rem;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ebdce2;
    transition: .3s;
    border-radius: 1.5rem;
}

.slider:before {
    position: absolute;
    content: "";
    height: 1.125rem;
    width: 1.125rem;
    left: 0.1875rem;
    bottom: 0.1875rem;
    background-color: white;
    transition: .3s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--primary);
}

input:checked + .slider:before {
    transform: translateX(1.25rem);
}

/* Login Card Spec */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background-color: var(--bg-main);
}
.login-card {
    width: 100%;
    max-width: 26rem;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 1.5rem;
    padding: 2rem;
    box-shadow: var(--xinh-shadow);
}

/* Unauthenticated Login layout styling (Stitch Pink Theme) */
.hazy-bg {
    background: radial-gradient(circle at 0% 0%, #fff0f5 0%, transparent 50%),
                radial-gradient(circle at 100% 100%, #ffd8e6 0%, transparent 50%) !important;
    background-color: var(--bg-main) !important;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.login-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 1rem 1.5rem;
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: var(--shadow-sm);
}

.login-nav-brand {
    display: flex;
    align-items: center;
}

.login-main {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1.5rem;
    position: relative;
    width: 100%;
}

.login-messages {
    width: 100%;
    max-width: 440px;
    margin-bottom: 1.5rem;
}

.login-footer {
    background-color: #f5f3f3;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 1.5rem;
    gap: 1rem;
    margin-top: auto;
    border-top: 1px solid var(--border-color);
}

@media (min-width: 768px) {
    .login-footer {
        flex-direction: row;
        padding: 1.5rem 3rem;
    }
}

.footer-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
}

@media (min-width: 768px) {
    .footer-brand {
        align-items: flex-start;
    }
}

.footer-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.footer-copy {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
}

.footer-links a {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-decoration: none;
    opacity: 0.8;
    transition: color 0.2s, opacity 0.2s;
}

.footer-links a:hover {
    color: var(--primary);
    opacity: 1;
}

/* Beautiful custom elements inside login.html */
.login-card-xinh {
    width: 100%;
    max-width: 440px;
    background-color: #ffffff;
    border-radius: 1.5rem;
    padding: 2.5rem 2.25rem;
    border: 1px solid #fff0f5;
    box-shadow: 0 20px 40px -15px rgba(172, 36, 113, 0.08);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    z-index: 1;
}

/* Background blurs */
.login-card-xinh::before {
    content: '';
    position: absolute;
    bottom: -3rem;
    right: -3rem;
    width: 8rem;
    height: 8rem;
    background-color: rgba(255, 216, 230, 0.4);
    border-radius: 50%;
    filter: blur(24px);
    pointer-events: none;
    z-index: -1;
}

.login-card-xinh::after {
    content: '';
    position: absolute;
    top: -3rem;
    left: -3rem;
    width: 8rem;
    height: 8rem;
    background-color: rgba(253, 190, 209, 0.2);
    border-radius: 50%;
    filter: blur(24px);
    pointer-events: none;
    z-index: -1;
}

.login-brand-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 1rem;
    overflow: hidden;
    background-color: #303030;
    border: 1px solid var(--border-hover);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.login-brand-icon .material-symbols-outlined {
    color: var(--primary);
    font-size: 2.25rem;
}

.input-icon-wrapper {
    position: relative;
    width: 100%;
}

.input-icon-wrapper > .material-symbols-outlined {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1.25rem;
    pointer-events: none;
    transition: color 0.2s ease;
}

.input-icon-wrapper .form-input-xinh {
    display: block;
    width: 100%;
    padding: 0.75rem 2.75rem 0.75rem 2.75rem;
    background-color: #ffffff;
    border: 1px solid var(--border-hover);
    border-radius: 0.75rem;
    font-family: inherit;
    font-size: 0.875rem;
    color: var(--text-primary);
    transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.input-icon-wrapper .form-input-xinh:focus {
    outline: none;
    border-color: var(--primary-container);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.input-icon-wrapper .form-input-xinh:focus ~ .material-symbols-outlined {
    color: var(--primary);
}

.password-toggle-btn {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.25rem;
    transition: color 0.2s;
}

.password-toggle-btn:hover {
    color: var(--primary);
}

.password-toggle-btn .material-symbols-outlined {
    position: static;
    font-size: 1.25rem;
    pointer-events: auto;
}

.forgot-password-link {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s ease, text-decoration 0.2s ease;
}

.forgot-password-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Change password */
.password-page {
    width: 100%;
    max-width: 38rem;
    margin: 1rem auto;
}

.password-card {
    overflow: hidden;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 1.25rem;
    box-shadow: var(--xinh-shadow);
}

.password-card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem 1.75rem;
    background: linear-gradient(135deg, rgba(253, 190, 201, 0.24), rgba(255, 255, 255, 0.7));
    border-bottom: 1px solid var(--border-color);
}

.password-card-icon {
    width: 3.25rem;
    height: 3.25rem;
    flex: 0 0 3.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    background: var(--primary);
    border-radius: 1rem;
    box-shadow: 0 8px 18px rgba(172, 36, 113, 0.24);
}

.password-card-icon .material-symbols-outlined {
    font-size: 1.75rem;
}

.password-card-header h1 {
    margin: 0 0 0.25rem;
    font-size: 1.375rem;
    line-height: 1.25;
    text-wrap: balance;
}

.password-card-header p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    text-wrap: pretty;
}

.password-card form {
    padding: 1.75rem;
}

.password-form-group {
    margin-bottom: 1.375rem;
}

.password-input-wrap {
    position: relative;
}

.password-field-input {
    width: 100%;
    min-height: 2.875rem;
    padding: 0.7rem 3rem 0.7rem 0.875rem;
    color: var(--text-primary);
    background-color: #ffffff;
    border: 1px solid var(--border-hover);
    border-radius: 0.75rem;
    font-family: inherit;
    font-size: 0.875rem;
    box-shadow: var(--shadow-sm);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.password-field-input:hover {
    border-color: var(--primary-container);
}

.password-field-input:focus-visible {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.has-error .password-field-input {
    border-color: var(--danger);
}

.password-visibility-toggle {
    position: absolute;
    top: 50%;
    right: 0.625rem;
    width: 2rem;
    height: 2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    background: transparent;
    border: 0;
    border-radius: 0.5rem;
    cursor: pointer;
    touch-action: manipulation;
}

.password-visibility-toggle:hover {
    color: var(--primary);
    background: var(--primary-glow);
}

.password-visibility-toggle:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.password-field-error,
.password-form-alert {
    display: flex;
    align-items: flex-start;
    gap: 0.375rem;
    color: var(--danger);
    font-size: 0.75rem;
    font-weight: 600;
}

.password-field-error {
    margin-top: 0.5rem;
}

.password-field-error .material-symbols-outlined {
    margin-top: 0.05rem;
    font-size: 1rem;
}

.password-form-alert {
    margin-bottom: 1.25rem;
    padding: 0.75rem;
    background: var(--danger-bg);
    border: 1px solid var(--danger-border);
    border-radius: 0.75rem;
}

.password-help-text {
    margin-top: 0.625rem;
    color: var(--text-muted);
    font-size: 0.75rem;
}

.password-help-text ul {
    display: grid;
    gap: 0.25rem;
    padding-left: 1.125rem;
}

.password-actions {
    display: grid;
    grid-template-columns: 1fr 1.35fr;
    gap: 0.75rem;
    padding-top: 0.375rem;
}

.password-actions .btn {
    min-height: 2.75rem;
}

.password-actions .material-symbols-outlined {
    font-size: 1.125rem;
}

@media (max-width: 520px) {
    .password-page {
        margin: 0;
    }

    .password-card-header,
    .password-card form {
        padding: 1.25rem;
    }

    .password-actions {
        grid-template-columns: 1fr;
    }

    .password-actions .btn-primary {
        grid-row: 1;
    }
}

/* HTMX Loading Spinner Overlay */
.shop-list-actions,
.order-move-actions {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.shop-list-actions {
    margin-left: auto;
}

.order-handle {
    display: inline-flex;
    align-items: center;
    color: var(--text-muted);
    cursor: grab;
    vertical-align: middle;
    touch-action: none;
}

[data-order-item].is-dragging {
    opacity: 0.5;
    outline: 2px dashed var(--primary);
    outline-offset: -2px;
}

.order-move-btn {
    width: 1.75rem;
    height: 1.75rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    color: var(--text-secondary);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    cursor: pointer;
}

.order-move-btn:hover,
.order-move-btn:focus-visible {
    color: var(--primary);
    border-color: var(--border-hover);
    outline: none;
}

.order-move-btn .material-symbols-outlined {
    font-size: 1rem;
}

.product-order-item > div {
    flex: 1;
    min-width: 0;
}

.product-order-actions {
    margin-left: auto;
    flex-direction: column;
    gap: 0.125rem;
}

@media (max-width: 640px) {
    .shop-list-actions {
        width: 100%;
        margin-left: 0;
    }

    .shop-list-actions .btn {
        flex: 1;
    }
}

/* HTMX Loading Spinner Overlay */
.htmx-request#loading-spinner,
.htmx-request #loading-spinner,
#loading-spinner.htmx-request {
    display: flex !important;
}

/* Stitch Pink Theme - Dark mode */
[data-theme="dark"] {
    color-scheme: dark;

    --bg-main: #100d0f;
    --bg-surface: #191417;
    --bg-surface-hover: #221a1f;
    --bg-surface-active: #2c2026;

    --border-color: #39262f;
    --border-hover: #684052;

    --primary: #f06aaa;
    --primary-hover: #ff82bb;
    --primary-container: #ff69b4;
    --primary-glow: rgba(255, 105, 180, 0.24);

    --secondary: #d1a0ad;
    --secondary-container: #4a2c37;
    --on-secondary-container: #ffd4e0;

    --text-primary: #f8f3f5;
    --text-secondary: #d3bec6;
    --text-muted: #a88e98;

    --success: #75d487;
    --success-border: #315b39;
    --success-bg: #17281b;

    --danger: #ff8085;
    --danger-border: #69343a;
    --danger-bg: #2c191c;

    --warning: #ffb15e;
    --warning-border: #6b4b27;
    --warning-bg: #2d2116;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.32);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.3), 0 2px 4px rgba(240, 106, 170, 0.05);
    --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.38), 0 4px 10px rgba(240, 106, 170, 0.07);
    --xinh-shadow: 0 20px 35px -12px rgba(0, 0, 0, 0.48), 0 8px 20px rgba(240, 106, 170, 0.05);
    --shadow-xl: 0 24px 40px rgba(0, 0, 0, 0.46), 0 10px 18px rgba(240, 106, 170, 0.06);
    --loading-overlay: rgba(25, 20, 23, 0.9);
}

[data-theme="dark"] body,
[data-theme="dark"] .main-content {
    background-color: var(--bg-main);
}

[data-theme="dark"] aside.sidebar,
[data-theme="dark"] .login-nav,
[data-theme="dark"] .login-footer {
    background-color: var(--bg-surface);
    border-color: var(--border-color);
}

[data-theme="dark"] .header-bar {
    background-color: rgba(25, 20, 23, 0.88);
    border-color: var(--border-color);
}

[data-theme="dark"] .user-profile {
    border-color: var(--border-color);
}

[data-theme="dark"] .action-btn:hover,
[data-theme="dark"] .user-profile-trigger:hover,
[data-theme="dark"] .nav-link:hover {
    background-color: var(--bg-surface-hover);
}

[data-theme="dark"] .nav-link.active {
    color: var(--primary);
    background-color: rgba(255, 105, 180, 0.14);
}

[data-theme="dark"] .logo-icon {
    border-color: rgba(255, 255, 255, 0.18);
}

[data-theme="dark"] .glass-card,
[data-theme="dark"] .stat-card,
[data-theme="dark"] .health-card,
[data-theme="dark"] .password-card,
[data-theme="dark"] .login-card,
[data-theme="dark"] .login-card-xinh {
    color: var(--text-primary);
    background: var(--bg-surface);
    border-color: var(--border-color);
    box-shadow: var(--xinh-shadow);
}

[data-theme="dark"] .glass-card {
    background: rgba(25, 20, 23, 0.88);
}

[data-theme="dark"] .glass-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-lg);
}

[data-theme="dark"] .stat-card-primary {
    color: #ffffff;
    background: linear-gradient(135deg, #c12f79, #8c0058);
}

[data-theme="dark"] .stat-card-primary .stat-label,
[data-theme="dark"] .stat-card-primary .stat-value,
[data-theme="dark"] .stat-card-primary .stat-icon-wrapper .material-symbols-outlined {
    color: #ffffff;
}

[data-theme="dark"] .stat-icon-wrapper,
[data-theme="dark"] .upload-icon-wrapper {
    background-color: rgba(255, 105, 180, 0.14);
}

[data-theme="dark"] .form-input,
[data-theme="dark"] .input-icon-wrapper .form-input-xinh,
[data-theme="dark"] .password-field-input,
[data-theme="dark"] .django-field-wrapper input[type="text"],
[data-theme="dark"] .django-field-wrapper input[type="number"],
[data-theme="dark"] .django-field-wrapper select,
[data-theme="dark"] .django-field-wrapper textarea {
    color: var(--text-primary);
    background-color: #151114;
    border-color: var(--border-color);
}

[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
    color: var(--text-muted);
    opacity: 1;
}

[data-theme="dark"] .form-input:hover,
[data-theme="dark"] .input-icon-wrapper .form-input-xinh:hover,
[data-theme="dark"] .password-field-input:hover {
    border-color: var(--border-hover);
}

[data-theme="dark"] .form-input:focus,
[data-theme="dark"] .input-icon-wrapper .form-input-xinh:focus,
[data-theme="dark"] .password-field-input:focus-visible {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

[data-theme="dark"] select,
[data-theme="dark"] option {
    color: var(--text-primary);
    background-color: var(--bg-surface-active);
}

[data-theme="dark"] .btn-secondary {
    color: var(--text-primary);
    background-color: var(--bg-surface-active);
    border-color: var(--border-color);
}

[data-theme="dark"] .btn-secondary:hover {
    background-color: var(--bg-surface-hover);
    border-color: var(--border-hover);
}

[data-theme="dark"] .btn-primary:disabled {
    color: #96858c;
    background-color: #3a3035;
}

[data-theme="dark"] .btn-primary {
    color: #ffffff;
    background-color: #ac2471;
}

[data-theme="dark"] .btn-primary:hover {
    background-color: #c12f79;
}

[data-theme="dark"] .btn-primary:disabled,
[data-theme="dark"] .btn-primary:disabled:hover {
    color: #96858c;
    background-color: #3a3035;
    filter: none;
}

[data-theme="dark"] .upload-zone {
    background: #151114;
    border-color: var(--primary-container);
}

[data-theme="dark"] .upload-zone:hover,
[data-theme="dark"] .upload-zone.dragover {
    background: rgba(255, 105, 180, 0.08);
    border-color: var(--primary);
}

[data-theme="dark"] .table-container,
[data-theme="dark"] .table,
[data-theme="dark"] .table tbody {
    background: var(--bg-surface);
    border-color: var(--border-color);
}

[data-theme="dark"] .table th {
    color: var(--text-secondary);
    background-color: var(--bg-surface-active);
    border-color: var(--border-color);
}

[data-theme="dark"] .table td {
    color: var(--text-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] .table tbody tr:hover {
    background-color: var(--bg-surface-hover);
}

[data-theme="dark"] .user-dropdown-menu {
    background: var(--bg-surface-active);
    border-color: var(--border-color);
}

[data-theme="dark"] .user-dropdown-item:hover {
    background-color: var(--bg-surface-hover);
}

[data-theme="dark"] .badge-success,
[data-theme="dark"] .stat-badge-success {
    color: var(--success) !important;
    background-color: var(--success-bg) !important;
    border-color: var(--success-border);
}

[data-theme="dark"] .badge-danger {
    color: var(--danger) !important;
    background-color: var(--danger-bg) !important;
    border-color: var(--danger-border);
}

[data-theme="dark"] .badge-info,
[data-theme="dark"] .stat-badge-info {
    color: var(--warning) !important;
    background-color: var(--warning-bg) !important;
    border-color: var(--warning-border);
}

[data-theme="dark"] .custom-scrollbar::-webkit-scrollbar-thumb {
    background: #5a3546;
}

[data-theme="dark"] .custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

[data-theme="dark"] .slider {
    background-color: #4a3941;
}

[data-theme="dark"] .slider::before {
    background-color: #f8f3f5;
}

[data-theme="dark"] input:checked + .slider {
    background-color: var(--primary);
}

[data-theme="dark"] .avatar-crop-stage {
    background: #211a1e;
}

[data-theme="dark"] .avatar-crop-mask {
    border-color: rgba(255, 255, 255, 0.9);
}

[data-theme="dark"] .profile-current-avatar,
[data-theme="dark"] .avatar-preview {
    border-color: var(--bg-surface);
}

[data-theme="dark"] .hazy-bg {
    background:
        radial-gradient(circle at 0% 0%, rgba(172, 36, 113, 0.22) 0%, transparent 48%),
        radial-gradient(circle at 100% 100%, rgba(255, 105, 180, 0.12) 0%, transparent 50%) !important;
    background-color: var(--bg-main) !important;
}

[data-theme="dark"] .login-card-xinh::before {
    background-color: rgba(172, 36, 113, 0.18);
}

[data-theme="dark"] .login-card-xinh::after {
    background-color: rgba(255, 105, 180, 0.1);
}

[data-theme="dark"] .login-brand-icon {
    background-color: var(--secondary-container);
}

[data-theme="dark"] .password-card-header {
    background: linear-gradient(135deg, rgba(172, 36, 113, 0.22), rgba(25, 20, 23, 0.82));
}

[data-theme="dark"] .selected-file-remove:hover {
    color: var(--danger);
    background-color: var(--danger-bg);
    border-color: var(--danger-border);
}

[data-theme="dark"] hr {
    border-color: var(--border-color) !important;
}

.theme-toggle[aria-pressed="true"] {
    color: var(--primary);
    background-color: var(--primary-glow);
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

body,
.main-content,
.header-bar,
aside.sidebar,
.glass-card,
.stat-card,
.health-card,
.table-container,
.form-input {
    transition-property: background-color, color, border-color;
    transition-duration: 0.2s;
    transition-timing-function: ease;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Responsive web layout */
@media (min-width: 769px) and (max-width: 1100px) {
    aside.sidebar {
        width: 13.5rem;
        padding-inline: 0.75rem;
    }

    .main-content {
        margin-left: 13.5rem;
    }

    .sidebar-logo {
        padding-inline: 0.375rem;
    }

    .sidebar-brand {
        gap: 0.625rem;
    }

    .logo-sub {
        font-size: 0.625rem;
    }

    .nav-link {
        padding-inline: 0.75rem;
    }

    .header-bar {
        padding-inline: 1rem;
    }

    .header-actions {
        gap: 0.5rem;
    }

    #main-content {
        padding: 1.25rem !important;
    }
}

@media (max-width: 768px) {
    body.menu-open {
        overflow: hidden;
    }

    aside.sidebar {
        display: flex;
        width: min(19rem, 85vw);
        height: 100dvh;
        padding: 1.25rem 1rem;
        z-index: 90;
        box-shadow: var(--shadow-xl);
        transform: translateX(-105%);
        transition: transform 0.22s ease;
    }

    aside.sidebar.is-open {
        transform: translateX(0);
    }

    .sidebar-overlay {
        position: fixed;
        inset: 0;
        z-index: 80;
        width: 100%;
        height: 100%;
        background: rgba(16, 13, 15, 0.58);
        border: 0;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.22s ease;
    }

    .sidebar-overlay.is-visible {
        display: block;
        opacity: 1;
        pointer-events: auto;
    }

    .main-content {
        width: 100%;
        margin-left: 0;
        min-height: 100dvh;
    }

    .header-bar {
        height: 3.75rem;
        padding: 0 0.75rem;
        gap: 0.5rem;
    }

    .mobile-menu-toggle {
        display: inline-flex;
        flex: 0 0 2.75rem;
    }

    .header-heading {
        min-width: 0;
        flex: 1;
    }

    .header-title {
        overflow: hidden;
        font-size: 1rem;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .header-actions {
        flex: 0 0 auto;
        gap: 0.25rem;
    }

    .action-btn,
    .user-profile-trigger {
        min-width: 2.75rem;
        min-height: 2.75rem;
        justify-content: center;
    }

    .desktop-header-action {
        display: none;
    }

    .user-profile {
        padding-left: 0.25rem;
    }

    .user-profile-trigger {
        padding: 0.25rem;
    }

    .user-name,
    #userProfileArrow {
        display: none;
    }

    .user-dropdown-menu {
        position: fixed;
        top: 3.5rem;
        right: 0.75rem;
        min-width: 13.5rem;
    }

    #main-content {
        padding: 1rem !important;
        overflow-x: hidden;
    }

    .glass-card,
    .health-card {
        padding: 1rem;
        border-radius: 0.875rem;
    }

    .page-list-header {
        align-items: stretch;
        flex-direction: column;
    }

    .page-list-header > .btn {
        width: 100%;
        min-height: 2.75rem;
        margin-left: 0 !important;
    }

    .page-list-header h1 {
        font-size: 1.25rem !important;
        line-height: 1.4;
    }

    .upload-zone {
        min-height: 16rem;
        padding: 1.5rem 1rem;
    }

    .upload-icon-wrapper {
        width: 4rem;
        height: 4rem;
    }

    .stat-card {
        height: auto;
        min-height: 8.5rem;
        padding: 1.125rem;
    }

    #validation-results {
        min-height: 16rem;
        padding: 1rem !important;
    }

    .shop-select {
        width: 100%;
        min-width: 0 !important;
        margin-left: 0 !important;
    }

    .alert {
        padding: 0.875rem;
        border-radius: 0.75rem;
    }

    .btn {
        min-height: 2.75rem;
    }

    .login-main {
        padding: 1.25rem 1rem;
        justify-content: flex-start;
    }

    .login-card-xinh {
        margin-block: auto;
        padding: 1.5rem 1.25rem;
        border-radius: 1.125rem;
        gap: 1.5rem;
    }

    .profile-current-avatar {
        width: 6.5rem;
        height: 6.5rem;
    }

    .avatar-editor {
        gap: 1rem;
    }
}

@media (max-width: 640px) {
    .table-container {
        overflow: visible;
        background: transparent;
    }

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

    .table-status-column {
        min-width: 0;
        white-space: normal;
    }

    .table thead {
        display: none;
    }

    .table tbody {
        display: grid;
        gap: 0.75rem;
        padding: 0.75rem;
    }

    .table tbody tr {
        overflow: hidden;
        background: var(--bg-surface);
        border: 1px solid var(--border-color);
        border-radius: 0.875rem;
        box-shadow: var(--shadow-sm);
    }

    .table td {
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        gap: 1rem;
        padding: 0.75rem 0.875rem;
        text-align: right;
        overflow-wrap: anywhere;
    }

    .table td::before {
        content: attr(data-label);
        flex: 0 0 7rem;
        color: var(--text-muted);
        font-size: 0.75rem;
        font-weight: 700;
        text-align: left;
        text-transform: uppercase;
        letter-spacing: 0.035em;
    }

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

    .table-action-cell {
        display: block !important;
    }

    .table-action-cell::before {
        display: block;
        margin-bottom: 0.625rem;
    }

    .table-row-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem;
    }

    .table-row-actions .btn,
    .table-row-actions form,
    .table-row-actions form .btn {
        width: 100%;
        min-height: 2.75rem;
    }

    .password-card-header {
        align-items: flex-start;
    }

    .password-card-icon {
        width: 2.75rem;
        height: 2.75rem;
        flex-basis: 2.75rem;
    }
}