/* 
 * GM CRM - Modern Stylesheet
 * Responsive, Modern Design with Gradients
 */

/* ========== CSS Variables ========== */
:root {
    /* GM Brand Colors */
    --gm-blue: #0066cc;
    --gm-blue-dark: #004c99;
    --gm-gold: #d4af37;

    /* Primary Colors */
    --primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --primary-solid: #667eea;
    --primary-dark: #5568d3;

    /* Secondary Colors */
    --secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --secondary-solid: #f5576c;

    /* Success, Warning, Danger */
    --success: #27ae60;
    --warning: #f39c12;
    --danger: #e74c3c;
    --info: #3498db;

    /* Neutral Colors */
    --dark: #2c3e50;
    --dark-light: #34495e;
    --gray: #95a5a6;
    --gray-light: #ecf0f1;
    --white: #ffffff;

    /* Background */
    --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-light: #f8f9fa;
    --bg-card: #ffffff;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 15px;
    --radius-xl: 20px;

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========== Reset & Base ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 15px;
    line-height: 1.6;
    color: var(--dark);
    background: var(--bg-light);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: var(--primary-solid);
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

img {
    max-width: 100%;
    height: auto;
}

/* ========== Typography ========== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--dark);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1rem;
}

/* ========== Login Page ========== */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-gradient);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.login-wrapper::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse 15s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.5;
    }

    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

.login-container {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: 3rem;
    width: 100%;
    max-width: 450px;
    position: relative;
    z-index: 1;
    animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 1rem;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
    box-shadow: var(--shadow-md);
}

.login-title {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    background: var(--primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-subtitle {
    color: var(--gray);
    font-size: 0.95rem;
}

/* ========== Forms ========== */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--dark);
    font-size: 0.9rem;
}

.form-label.required::after {
    content: ' *';
    color: var(--danger);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    transition: var(--transition);
    background: var(--white);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-solid);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-control:disabled {
    background: var(--gray-light);
    cursor: not-allowed;
}

.form-control.error {
    border-color: var(--danger);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23333' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.form-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-check label {
    cursor: pointer;
    user-select: none;
    font-size: 0.9rem;
}

.form-text {
    font-size: 0.85rem;
    color: var(--gray);
    margin-top: 0.25rem;
}

.form-error {
    color: var(--danger);
    font-size: 0.85rem;
    margin-top: 0.25rem;
    display: block;
}

/* ========== Buttons ========== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    line-height: 1.5;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--secondary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-success {
    background: var(--success);
    color: white;
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-warning {
    background: var(--warning);
    color: white;
}

.btn-info {
    background: var(--info);
    color: white;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-solid);
    color: var(--primary-solid);
}

.btn-outline:hover {
    background: var(--primary-solid);
    color: white;
}

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

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* ========== Alerts ========== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    border-left: 4px solid;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-success {
    background: rgba(39, 174, 96, 0.1);
    border-color: var(--success);
    color: var(--success);
}

.alert-danger {
    background: rgba(231, 76, 60, 0.1);
    border-color: var(--danger);
    color: var(--danger);
}

.alert-warning {
    background: rgba(243, 156, 18, 0.1);
    border-color: var(--warning);
    color: var(--warning);
}

.alert-info {
    background: rgba(52, 152, 219, 0.1);
    border-color: var(--info);
    color: var(--info);
}

/* ========== Dashboard Layout ========== */
.dashboard {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--dark);
    color: white;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
    transition: var(--transition);
}

.sidebar-header {
    padding: 1.5rem;
    background: var(--dark-light);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.sidebar-logo-icon {
    width: 40px;
    height: 40px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.sidebar-logo-text h3 {
    color: white;
    margin: 0;
    font-size: 1.2rem;
}

.sidebar-logo-text p {
    margin: 0;
    font-size: 0.8rem;
    color: var(--gray);
}

.sidebar-user {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.sidebar-user-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 600;
}

.sidebar-user-details h4 {
    color: white;
    margin: 0;
    font-size: 0.95rem;
}

.sidebar-user-details p {
    margin: 0;
    font-size: 0.8rem;
    color: var(--gray);
}

.sidebar-nav {
    padding: 1rem 0;
}

.nav-item {
    margin: 0.25rem 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.nav-link.active {
    background: var(--primary);
    color: white;
}

.nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: white;
}

.nav-icon {
    font-size: 1.2rem;
    width: 24px;
    text-align: center;
}

.nav-section-title {
    padding: 1rem 1.5rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray);
    margin-top: 0.5rem;
}

.nav-section-title:first-child {
    margin-top: 0;
}

.nav-badge {
    margin-left: auto;
    background: var(--danger);
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 600;
    animation: pulse 2s ease-in-out infinite;
}

.nav-badge.hot {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    animation: pulse 1.5s ease-in-out infinite;
}

.nav-count {
    margin-left: auto;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    padding: 0.2rem 0.5rem;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 600;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 260px;
    background: var(--bg-light);
    min-height: 100vh;
}

.topbar {
    background: white;
    padding: 1rem 2rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
}

.topbar-left h1 {
    margin: 0;
    font-size: 1.5rem;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.content {
    padding: 2rem;
}

/* ========== Cards ========== */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--gray-light);
    background: var(--bg-light);
}

.card-header h3 {
    margin: 0;
    font-size: 1.2rem;
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--gray-light);
    background: var(--bg-light);
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
    flex-shrink: 0;
}

.stat-icon.blue {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.stat-icon.green {
    background: linear-gradient(135deg, #56ab2f 0%, #a8e063 100%);
}

.stat-icon.orange {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.stat-icon.purple {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.stat-details {
    flex: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--gray);
    margin-bottom: 0.25rem;
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark);
}

/* ========== Tables ========== */
.table-responsive {
    overflow-x: auto;
    margin: -1.5rem;
    padding: 1.5rem;
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: var(--bg-light);
}

th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--dark);
    border-bottom: 2px solid var(--gray-light);
    white-space: nowrap;
}

td {
    padding: 1rem;
    border-bottom: 1px solid var(--gray-light);
}

tr:hover {
    background: rgba(102, 126, 234, 0.05);
}

.table-actions {
    display: flex;
    gap: 0.5rem;
}

/* ========== Badges ========== */
.badge {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    color: white;
    white-space: nowrap;
}

.badge-success {
    background: var(--success);
}

.badge-danger {
    background: var(--danger);
}

.badge-warning {
    background: var(--warning);
}

.badge-info {
    background: var(--info);
}

.badge-primary {
    background: var(--primary-solid);
}

.badge-secondary {
    background: var(--gray);
}

/* ========== Filters ========== */
.filters {
    background: white;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: 1.5rem;
}

.filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.filters-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* ========== Modal ========== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: var(--radius-lg);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlide 0.3s ease-out;
}

@keyframes modalSlide {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray);
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--dark);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--gray-light);
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
}

/* ========== Pagination ========== */
.pagination {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 2rem;
}

.page-link {
    padding: 0.5rem 1rem;
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-sm);
    color: var(--dark);
    transition: var(--transition);
}

.page-link:hover {
    background: var(--primary-solid);
    color: white;
    border-color: var(--primary-solid);
}

.page-link.active {

    h3 {
        font-size: 1.3rem;
    }
}

/* ========== Utilities ========== */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-left {
    text-align: left;
}

.mt-1 {
    margin-top: 0.5rem;
}

.mt-2 {
    margin-top: 1rem;
}

.mt-3 {
    margin-top: 1.5rem;
}

.mt-4 {
    margin-top: 2rem;
}

.mb-1 {
    margin-bottom: 0.5rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

.mb-3 {
    margin-bottom: 1.5rem;
}

.mb-4 {
    margin-bottom: 2rem;
}

.d-flex {
    display: flex;
}

.align-items-center {
    align-items: center;
}

.justify-content-between {
    justify-content: space-between;
}

.gap-1 {
    gap: 0.5rem;
}

.gap-2 {
    gap: 1rem;
}

.text-muted {
    color: var(--gray);
}

.text-success {
    color: var(--success);
}

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

.text-warning {
    color: var(--warning);
}

.text-info {
    color: var(--info);
}

/* ========== Loading Spinner ========== */
.spinner {
    border: 3px solid var(--gray-light);
    border-top: 3px solid var(--primary-solid);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* ========== Empty State ========== */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
}

.empty-state-icon {
    font-size: 4rem;
    color: var(--gray);
    margin-bottom: 1rem;
}

.empty-state h3 {
    color: var(--gray);
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: var(--gray);
    margin-bottom: 1.5rem;
}

/* ========== Notifications ========== */
.notification-container {
    position: relative;
    margin-right: 1rem;
}

.notification-bell {
    position: relative;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.notification-bell:hover {
    background: var(--bg-light);
}

.bell-icon {
    font-size: 1.5rem;
    display: block;
}

.notification-badge {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--danger);
    color: white;
    border-radius: 10px;
    padding: 0.15rem 0.4rem;
    font-size: 0.7rem;
    font-weight: 600;
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.notification-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: 400px;
    max-width: 90vw;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: 1000;
    animation: slideDown 0.3s ease-out;
}

.notification-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--gray-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.notification-header h4 {
    margin: 0;
    font-size: 1.1rem;
    color: var(--dark);
}

.mark-all-read {
    background: transparent;
    border: none;
    color: var(--primary-solid);
    font-size: 0.85rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mark-all-read:hover {
    background: var(--bg-light);
}

.notification-list {
    max-height: 400px;
    overflow-y: auto;
}

.notification-loading,
.notification-empty {
    padding: 2rem;
    text-align: center;
    color: var(--gray);
}

.notification-empty .empty-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.notification-item {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--gray-light);
    display: flex;
    gap: 1rem;
    transition: var(--transition);
    cursor: pointer;
}

.notification-item:last-child {
    border-bottom: none;
}

.notification-item:hover {
    background: var(--bg-light);
}

.notification-item.unread {
    background: rgba(102, 126, 234, 0.05);
    border-left: 3px solid var(--primary-solid);
}

.notif-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-light);
    border-radius: 50%;
}

.notif-content {
    flex: 1;
    min-width: 0;
}

.notif-title {
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
}

.notif-message {
    color: var(--dark-light);
    font-size: 0.85rem;
    margin-bottom: 0.25rem;
    line-height: 1.4;
}

.notif-customer {
    color: var(--gray);
    font-size: 0.8rem;
    margin-bottom: 0.25rem;
}

.notif-time {
    color: var(--gray);
    font-size: 0.75rem;
}

.notif-action-btn {
    display: inline-block;
    margin-top: 0.5rem;
    padding: 0.35rem 0.75rem;
    background: var(--primary-solid);
    color: white;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    text-decoration: none;
    transition: var(--transition);
}

.notif-action-btn:hover {
    background: var(--primary-dark);
    color: white;
    transform: translateY(-1px);
}

/* Scrollbar cho notification list */
.notification-list::-webkit-scrollbar {
    width: 6px;
}

.notification-list::-webkit-scrollbar-track {
    background: var(--bg-light);
}

.notification-list::-webkit-scrollbar-thumb {
    background: var(--gray);
    border-radius: 3px;
}

.notification-list::-webkit-scrollbar-thumb:hover {
    background: var(--dark-light);
}

/* ========== Sidebar Enhancements ========== */
.nav-section-title {
    padding: 1rem 1.5rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray);
    margin-top: 0.5rem;
}

.nav-section-title:first-child {
    margin-top: 0;
}

.nav-badge.hot {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    animation: pulse 1.5s ease-in-out infinite;
}

.nav-count {
    margin-left: auto;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    padding: 0.2rem 0.5rem;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Sidebar Overlay for Mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* ========== Chart Containers ========== */
.chart-container {
    position: relative;
    height: 300px;
    margin: 1rem 0;
}

canvas {
    max-width: 100%;
    height: auto !important;
}

/* ========== Export Page Enhancements ========== */
.export-template-card {
    padding: 1.5rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

.export-template-card:hover {
    border-color: var(--primary-solid);
    background: rgba(102, 126, 234, 0.05);
    transform: translateY(-2px);
}

.export-template-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

/* ========== Bulk Actions ========== */
.bulk-actions-bar {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    padding: 1rem 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    display: none;
    align-items: center;
    gap: 1rem;
    z-index: 1000;
    animation: slideUp 0.3s ease-out;
}

.bulk-actions-bar.active {
    display: flex;
}

.bulk-actions-count {
    font-weight: 600;
    color: var(--primary-solid);
}

/* ========== Dashboard Widgets ========== */
.widget {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.widget:hover {
    box-shadow: var(--shadow-lg);
}

.widget-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.widget-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
}

.widget-icon {
    font-size: 1.5rem;
}

.widget-body {
    color: var(--dark-light);
}

/* ========== Quick Actions ========== */
.quick-action {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
    color: var(--dark);
}

.quick-action:hover {
    background: var(--primary-solid);
    color: white;
    transform: translateX(5px);
}

.quick-action-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 50%;
}

.quick-action:hover .quick-action-icon {
    background: rgba(255, 255, 255, 0.2);
}

/* ========== Responsive Improvements ========== */
@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .sidebar-overlay.active {
        display: block;
    }

    .bulk-actions-bar {
        left: 1rem;
        right: 1rem;
        transform: none;
        padding: 1rem;
    }

    .chart-container {
        height: 250px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .quick-action {
        flex-direction: column;
        text-align: center;
    }
}

/* ========== Print Styles ========== */
@media print {

    .sidebar,
    .topbar,
    .btn,
    .filters,
    .pagination {
        display: none !important;
    }

    .main-content {
        margin-left: 0 !important;
    }

    .card {
        box-shadow: none !important;
        border: 1px solid #ddd;
        page-break-inside: avoid;
    }
}

/* ========== Mobile Optimization ========== */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        box-shadow: var(--shadow-xl);
    }

    .sidebar.active {
        transform: translateX(0);
    }

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

    .topbar {
        padding: 0.75rem 1rem;
    }

    .content {
        padding: 1rem;
    }

    .topbar-left {
        display: flex;
        align-items: center;
        gap: 0.75rem;
    }

    .topbar-left h1 {
        font-size: 1.25rem;
    }

    #sidebar-toggle {
        display: flex !important;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        margin-bottom: 0.5rem;
    }

}

/* ========== Bulk Actions ========== */
.bulk-actions-bar {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    padding: 1rem 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    display: none;
    align-items: center;
    gap: 1rem;
    z-index: 1000;
    animation: slideUp 0.3s ease-out;
}

.bulk-actions-bar.active {
    display: flex;
}

.bulk-actions-count {
    font-weight: 600;
    color: var(--primary-solid);
}

/* ========== Dashboard Widgets ========== */
.widget {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.widget:hover {
    box-shadow: var(--shadow-lg);
}

.widget-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.widget-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
}

.widget-icon {
    font-size: 1.5rem;
}

.widget-body {
    color: var(--dark-light);
}

/* ========== Quick Actions ========== */
.quick-action {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
    color: var(--dark);
}

.quick-action:hover {
    background: var(--primary-solid);
    color: white;
    transform: translateX(5px);
}

.quick-action-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 50%;
}

.quick-action:hover .quick-action-icon {
    background: rgba(255, 255, 255, 0.2);
}

/* ========== Responsive Improvements ========== */
@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .sidebar-overlay.active {
        display: block;
    }

    .bulk-actions-bar {
        left: 1rem;
        right: 1rem;
        transform: none;
        padding: 1rem;
    }

    .chart-container {
        height: 250px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .quick-action {
        flex-direction: column;
        text-align: center;
    }
}

/* ========== Print Styles ========== */
@media print {

    .sidebar,
    .topbar,
    .btn,
    .filters,
    .pagination {
        display: none !important;
    }

    .main-content {
        margin-left: 0 !important;
    }

    .card {
        box-shadow: none !important;
        border: 1px solid #ddd;
        page-break-inside: avoid;
    }
}

/* ========== Mobile Optimization ========== */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        box-shadow: var(--shadow-xl);
    }

    .sidebar.active {
        transform: translateX(0);
    }

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

    .topbar {
        padding: 0.75rem 1rem;
    }

    .content {
        padding: 1rem;
    }

    .topbar-left {
        display: flex;
        align-items: center;
        gap: 0.75rem;
    }

    .topbar-left h1 {
        font-size: 1.25rem;
    }

    #sidebar-toggle {
        display: flex !important;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        padding: 0;
        font-size: 1.25rem;
        border-radius: 50%;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .filters-grid {
        grid-template-columns: 1fr;
    }

    .card-header {
        padding: 1rem;
    }

    .card-body {
        padding: 1rem;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .modal-content {
        width: 95%;
        margin: 1rem;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 999;
        opacity: 0;
        transition: opacity 0.3s;
    }

    .sidebar-overlay.active {
        display: block;
        opacity: 1;
    }

    /* ========== Grid System ========== */
    .container-fluid {
        width: 100%;
        padding-right: 15px;
        padding-left: 15px;
        margin-right: auto;
        margin-left: auto;
    }

    .row {
        display: flex;
        flex-wrap: wrap;
        margin-right: -15px;
        margin-left: -15px;
    }

    .col,
    .col-1,
    .col-2,
    .col-3,
    .col-4,
    .col-5,
    .col-6,
    .col-7,
    .col-8,
    .col-9,
    .col-10,
    .col-11,
    .col-12,
    .col-auto,
    .col-sm-1,
    .col-sm-2,
    .col-sm-3,
    .col-sm-4,
    .col-sm-5,
    .col-sm-6,
    .col-sm-7,
    .col-sm-8,
    .col-sm-9,
    .col-sm-10,
    .col-sm-11,
    .col-sm-12,
    .col-sm-auto,
    .col-md-1,
    .col-md-2,
    .col-md-3,
    .col-md-4,
    .col-md-5,
    .col-md-6,
    .col-md-7,
    .col-md-8,
    .col-md-9,
    .col-md-10,
    .col-md-11,
    .col-md-12,
    .col-md-auto,
    .col-lg-1,
    .col-lg-2,
    .col-lg-3,
    .col-lg-4,
    .col-lg-5,
    .col-lg-6,
    .col-lg-7,
    .col-lg-8,
    .col-lg-9,
    .col-lg-10,
    .col-lg-11,
    .col-lg-12,
    .col-lg-auto,
    .col-xl-1,
    .col-xl-2,
    .col-xl-3,
    .col-xl-4,
    .col-xl-5,
    .col-xl-6,
    .col-xl-7,
    .col-xl-8,
    .col-xl-9,
    .col-xl-10,
    .col-xl-11,
    .col-xl-12,
    .col-xl-auto {
        position: relative;
        width: 100%;
        padding-right: 15px;
        padding-left: 15px;
    }

    @media (min-width: 768px) {
        .col-md-6 {
            flex: 0 0 50%;
            max-width: 50%;
        }

        .col-md-12 {
            flex: 0 0 100%;
            max-width: 100%;
        }

        .col-md-4 {
            flex: 0 0 33.333333%;
            max-width: 33.333333%;
        }

        .col-md-3 {
            flex: 0 0 25%;
            max-width: 25%;
        }

        .col-md-8 {
            flex: 0 0 66.666667%;
            max-width: 66.666667%;
        }
    }

    .mb-2 {
        margin-bottom: 0.5rem !important;
    }

    .mb-3 {
        margin-bottom: 1rem !important;
    }

    .mt-2 {
        margin-top: 0.5rem !important;
    }

    .mt-3 {
        margin-top: 1rem !important;
    }

    .mr-2 {
        margin-right: 0.5rem !important;
    }

    .ml-2 {
        margin-left: 0.5rem !important;
    }

    .text-center {
        text-align: center !important;
    }

    .text-right {
        text-align: right !important;
    }

    .d-flex {
        display: flex !important;
    }

    .justify-content-between {
        justify-content: space-between !important;
    }

    .align-items-center {
        align-items: center !important;
    }