/* ========================================
   BC Systems - Contabilidad Frontend
   Styles CSS Moderno
   ======================================== */

:root {
    /* Colores principales */
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary: #64748b;
    
    /* Colores语义 */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #06b6d4;
    
    /* Fondos */
    --bg-body: #f1f5f9;
    --bg-card: #ffffff;
    --bg-sidebar: #1e293b;
    --bg-sidebar-hover: #334155;
    --bg-topbar: #ffffff;
    
    /* Texto */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --text-white: #ffffff;
    
    /* Bordes */
    --border-color: #e2e8f0;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    
    /* Sombras */
    --shadow-sm: 0 1px 3px 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);
    
    /* Transiciones */
    --transition: all 0.3s ease;
    
    /* Layout */
    --sidebar-width: 260px;
    --topbar-height: 70px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-body);
    overflow-x: hidden;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

body::-webkit-scrollbar {
    display: none;
}

/* ========================================
   LOGIN STYLES
   ======================================== */

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    padding: 20px;
}

.login-container {
    display: flex;
    max-width: 1000px;
    width: 100%;
    background: var(--bg-card);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.login-box {
    flex: 1;
    padding: 50px 40px;
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.logo {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
    color: white;
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.3);
}

.login-header h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-group label i {
    color: var(--primary);
    width: 16px;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    transition: var(--transition);
    background: var(--bg-body);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    background: white;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.form-group input::placeholder {
    color: var(--text-light);
}

.remember-me label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 13px;
}

.remember-me input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
    cursor: pointer;
}

.btn-login {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 10px;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.4);
}

.btn-login:active {
    transform: translateY(0);
}

.btn-login .btn-loader {
    display: none;
}

.btn-login.loading .btn-text {
    display: none;
}

.btn-login.loading .btn-loader {
    display: inline-block;
}

.login-error {
    display: none;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--border-radius-sm);
    color: var(--danger);
    font-size: 13px;
    margin-top: 16px;
}

.login-error.show {
    display: flex;
}

.login-footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.login-footer p {
    color: var(--text-light);
    font-size: 12px;
}

.login-decoration {
    flex: 1;
    background: linear-gradient(135deg, var(--primary) 0%, #1e40af 100%);
    padding: 50px 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.login-decoration::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    top: -100px;
    right: -100px;
}

.login-decoration::after {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
    bottom: -50px;
    left: -50px;
}

.decoration-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
}

.decoration-content h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
}

.decoration-content p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 40px;
}

.features {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 24px;
    background: rgba(255,255,255,0.1);
    border-radius: var(--border-radius-sm);
    backdrop-filter: blur(10px);
}

.feature i {
    font-size: 24px;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.2);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature span {
    font-weight: 500;
}

/* ========================================
   DASHBOARD LAYOUT
   ======================================== */

.dashboard-container {
    display: none;
    min-height: 100vh;
}

.dashboard-container.active {
    display: flex;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.sidebar::-webkit-scrollbar {
    display: none;
}

.sidebar-header {
    padding: 24px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
    text-decoration: none;
}

.sidebar-logo .logo-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.sidebar-logo .logo-text {
    font-size: 18px;
    font-weight: 700;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    overflow-y: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.sidebar-nav::-webkit-scrollbar {
    display: none;
}

.nav-section {
    margin-bottom: 24px;
}

.nav-section-title {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-light);
    padding: 0 12px;
    margin-bottom: 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-light);
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
    cursor: pointer;
    margin-bottom: 4px;
}

.nav-item:hover {
    background: var(--bg-sidebar-hover);
    color: white;
}

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

.nav-item i {
    width: 20px;
    text-align: center;
    font-size: 16px;
}

.nav-item span {
    font-weight: 500;
    font-size: 14px;
}

.nav-item .badge {
    margin-left: auto;
    padding: 2px 8px;
    background: rgba(255,255,255,0.2);
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: rgba(255,255,255,0.05);
    border-radius: var(--border-radius-sm);
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}

.user-details {
    flex: 1;
}

.user-name {
    color: white;
    font-weight: 600;
    font-size: 14px;
}

.user-role {
    color: var(--text-light);
    font-size: 12px;
}

.btn-logout {
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: var(--transition);
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
}

/* Topbar */
.topbar {
    height: var(--topbar-height);
    background: var(--bg-topbar);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.toggle-sidebar {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: var(--transition);
}

.toggle-sidebar:hover {
    background: var(--bg-body);
    color: var(--text-primary);
}

.page-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.topbar-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--bg-body);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.topbar-icon:hover {
    background: var(--primary);
    color: white;
}

.topbar-icon .notification-badge {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 8px;
    height: 8px;
    background: var(--danger);
    border-radius: 50%;
    border: 2px solid white;
}

/* Page Content */
.page-content {
    padding: 30px;
}

/* Cards */
.card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: 24px;
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 16px;
    transition: var(--transition);
}

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

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.stat-icon.primary {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
}

.stat-icon.success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.stat-icon.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.stat-icon.danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.stat-info h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-info p {
    color: var(--text-secondary);
    font-size: 13px;
}

.stat-change {
    font-size: 12px;
    font-weight: 600;
    margin-top: 8px;
}

.stat-change.positive {
    color: var(--success);
}

.stat-change.negative {
    color: var(--danger);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--bg-body);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

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

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

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
}

/* Tables */
.table-container {
    overflow-x: auto;
}

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

.table th,
.table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.table th {
    background: var(--bg-body);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
}

.table tbody tr {
    transition: var(--transition);
}

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

.table td {
    font-size: 14px;
    color: var(--text-primary);
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.status-badge.active {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.status-badge.inactive {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.status-badge.pending {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.status-badge.completed {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

/* Forms */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px));
    gap: 20px;
    margin-bottom: 20px;
}

.form-group-full {
    grid-column: 1 / -1;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    transition: var(--transition);
    background: white;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.form-label input[type="checkbox"] {
    margin-right: 8px;
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

.asiento-detail {
    background: var(--bg-body);
    padding: 16px;
    border-radius: 8px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    font-weight: 600;
    color: var(--text-secondary);
}

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: white;
    border-radius: var(--border-radius);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow: hidden;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
    max-height: 60vh;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}

.pagination-info {
    color: var(--text-secondary);
    font-size: 14px;
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.pagination-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    background: white;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-secondary);
}

.pagination-btn:hover:not(:disabled) {
    border-color: var(--primary);
    color: var(--primary);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.page-input {
    width: 50px;
    padding: 8px;
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
}

/* Search */
.search-box {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--bg-body);
    padding: 10px 16px;
    border-radius: var(--border-radius-sm);
    border: 2px solid transparent;
    transition: var(--transition);
}

.search-box:focus-within {
    background: white;
    border-color: var(--primary);
}

.search-box i {
    color: var(--text-light);
}

.search-box input {
    border: none;
    background: none;
    outline: none;
    font-size: 14px;
    width: 200px;
}

/* Search Select */
.search-select {
    position: relative;
}

.search-select-input {
    padding-right: 40px;
}

.search-select-clear {
    position: absolute;
    top: 50%;
    right: 12px;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    font-size: 14px;
    display: none;
}

.search-select.has-value .search-select-clear {
    display: inline-flex;
}

.search-select-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-md);
    max-height: 240px;
    overflow-y: auto;
    z-index: 2500;
    display: none;
}

.search-select-dropdown.show {
    display: block;
}

.search-select-option {
    width: 100%;
    padding: 10px 12px;
    background: none;
    border: none;
    text-align: left;
    font-size: 13px;
    color: var(--text-primary);
    cursor: pointer;
}

.search-select-option:hover {
    background: var(--bg-body);
}

.search-select-empty {
    padding: 12px;
    font-size: 13px;
    color: var(--text-secondary);
}

/* Accounts Tree */
.cuentas-tree {
    margin-top: 20px;
}

.cuenta-tree-root {
    list-style: none;
    margin: 0;
    padding: 0;
}

.cuenta-node {
    margin-bottom: 8px;
}

.cuenta-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    background: var(--bg-body);
    transition: var(--transition);
}

.cuenta-node.expanded > .cuenta-row {
    border-color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.cuenta-toggle-wrapper {
    width: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cuenta-toggle {
    width: 28px;
    height: 28px;
    border: none;
    background: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.cuenta-toggle:hover {
    background: var(--bg-body);
    color: var(--primary);
}

.cuenta-toggle i {
    transition: transform 0.2s ease;
}

.cuenta-toggle i.rotated {
    transform: rotate(90deg);
}

.cuenta-spacer {
    width: 28px;
    height: 28px;
}

.cuenta-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.cuenta-primary {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.cuenta-codigo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 2px 8px;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    background: white;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

.cuenta-nombre {
    font-size: 14px;
    color: var(--text-primary);
}

.cuenta-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    color: var(--text-secondary);
}

.cuenta-tipo {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: 9999px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    font-weight: 600;
    text-transform: capitalize;
}

.cuenta-children {
    list-style: none;
    margin: 6px 0 0 24px;
    padding-left: 14px;
    border-left: 1px dashed var(--border-color);
}

.cuenta-empty {
    padding: 16px;
    text-align: center;
    font-size: 13px;
    color: var(--text-secondary);
}

.cuentas-tree-search .cuenta-row {
    border-color: var(--border-color);
}

/* Action Buttons */
.action-btns {
    display: flex;
    gap: 8px;
}

.action-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

.action-btn.edit {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
}

.action-btn.edit:hover {
    background: var(--primary);
    color: white;
}

.action-btn.delete {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

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

.action-btn.view {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

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

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

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.8);
    z-index: 3000;
    align-items: center;
    justify-content: center;
}

.loading-overlay.active {
    display: flex;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 4000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    padding: 16px 20px;
    border-radius: var(--border-radius-sm);
    background: white;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--danger);
}

.toast.warning {
    border-left: 4px solid var(--warning);
}

.toast.info {
    border-left: 4px solid var(--info);
}

.toast i {
    font-size: 20px;
}

.toast.success i {
    color: var(--success);
}

.toast.error i {
    color: var(--danger);
}

.toast.warning i {
    color: var(--warning);
}

.toast.info i {
    color: var(--info);
}

.toast-message {
    flex: 1;
    font-size: 14px;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state i {
    font-size: 64px;
    color: var(--text-light);
    margin-bottom: 20px;
}

.empty-state h3 {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
}

@media (max-width: 768px) {
    .login-decoration {
        display: none;
    }
    
    .login-box {
        padding: 40px 24px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .topbar {
        padding: 0 16px;
    }
    
    .page-content {
        padding: 16px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Page Sections */
.page-section {
    display: none;
}

.page-section.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Data Table Toolbar */
.table-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 16px;
}

.table-toolbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.table-toolbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.select-control {
    padding: 10px 14px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    background: white;
    cursor: pointer;
}

.select-control:focus {
    outline: none;
    border-color: var(--primary);
}