/* ===================================
   Aurix Management System - Premium CSS
   Color Scheme: Light Blue, Blue, Dark Blue, White
   =================================== */

/* CSS Variables */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #60a5fa;
    --secondary-color: #0ea5e9;
    --dark-blue: #1e3a8a;
    --light-blue: #dbeafe;
    --very-light-blue: #eff6ff;
    --white: #ffffff;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --border-color: #e2e8f0;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--very-light-blue) 0%, var(--light-blue) 100%);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-blue) 100%);
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.admin-header {
    background: linear-gradient(135deg, var(--dark-blue) 0%, #0f172a 100%);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo i {
    font-size: 2rem;
    color: var(--primary-light);
}

.nav {
    display: flex;
    gap: 0.5rem;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    padding: 0.75rem 1.25rem;
    border-radius: 0.5rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.nav-link i {
    font-size: 1.1rem;
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    padding: 0.75rem 1.25rem;
    border-radius: 0.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    font-weight: 500;
}

.dropdown-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
}

.dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 0.5rem;
    background: var(--white);
    border-radius: 0.5rem;
    box-shadow: var(--shadow-xl);
    min-width: 200px;
    overflow: hidden;
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    color: var(--text-dark);
    text-decoration: none;
    transition: var(--transition);
}

.dropdown-menu a:hover {
    background: var(--light-blue);
    color: var(--primary-color);
}

/* Container & Layout */
.container {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 2rem;
}

/* Page Header */
.page-header {
    background: var(--white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.page-header h1 {
    color: var(--dark-blue);
    font-size: 2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.page-header h1 i {
    color: var(--primary-color);
}

.page-header p {
    color: var(--text-light);
    margin-top: 0.5rem;
}

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

.stat-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    display: flex;
    gap: 1.5rem;
    transition: var(--transition);
    border-left: 4px solid transparent;
}

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

.stat-card.stat-primary { border-left-color: var(--primary-color); }
.stat-card.stat-success { border-left-color: var(--success); }
.stat-card.stat-warning { border-left-color: var(--warning); }
.stat-card.stat-info { border-left-color: var(--info); }
.stat-card.stat-danger { border-left-color: var(--danger); }

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
}

.stat-primary .stat-icon {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    color: var(--white);
}

.stat-success .stat-icon {
    background: linear-gradient(135deg, #34d399, var(--success));
    color: var(--white);
}

.stat-warning .stat-icon {
    background: linear-gradient(135deg, #fbbf24, var(--warning));
    color: var(--white);
}

.stat-info .stat-icon {
    background: linear-gradient(135deg, #60a5fa, var(--info));
    color: var(--white);
}

.stat-content h3 {
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--dark-blue);
    display: block;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* Quick Actions */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.action-btn {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-md);
    text-decoration: none;
    color: var(--text-dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition);
    text-align: center;
}

.action-btn:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--very-light-blue), var(--light-blue));
}

.action-btn i {
    font-size: 2rem;
    color: var(--primary-color);
}

.action-btn span {
    font-weight: 600;
    color: var(--dark-blue);
}

/* Content Grid */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

/* Card Styles */
.card {
    background: var(--white);
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    margin-bottom: 2rem;
}

.card-header {
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--very-light-blue), var(--light-blue));
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    color: var(--dark-blue);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
}

.card-body {
    padding: 1.5rem;
}

/* Account & Holding Cards */
.accounts-grid,
.holdings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.account-card,
.holding-card {
    background: var(--white);
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition);
    border: 2px solid transparent;
}

.account-card:hover,
.holding-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.account-header,
.holding-header {
    padding: 1.25rem;
    background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
    color: var(--white);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.account-header h3,
.holding-header h3 {
    font-size: 1.1rem;
}

.account-actions,
.holding-actions {
    display: flex;
    gap: 0.5rem;
}

.account-balance {
    padding: 2rem 1.25rem;
    text-align: center;
    background: var(--very-light-blue);
}

.balance-label {
    display: block;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.balance-amount {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: 0.25rem;
}

.balance-currency {
    display: block;
    color: var(--text-light);
    font-size: 0.85rem;
}

.account-footer,
.holding-footer {
    padding: 1rem 1.25rem;
    background: var(--light-blue);
    color: var(--text-light);
    font-size: 0.85rem;
}

.holding-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--warning), #f59e0b);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
}

.holding-body {
    padding: 1.5rem;
}

.holding-body h3 {
    color: var(--dark-blue);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.holding-details {
    display: grid;
    gap: 0.75rem;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem;
    background: var(--very-light-blue);
    border-radius: 0.5rem;
}

.detail-label {
    color: var(--text-light);
    font-size: 0.9rem;
}

.detail-value {
    color: var(--dark-blue);
    font-weight: 600;
}

/* Transaction List */
.transaction-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.transaction-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--very-light-blue);
    border-radius: 0.75rem;
    transition: var(--transition);
}

.transaction-item:hover {
    background: var(--light-blue);
    transform: translateX(5px);
}

.transaction-icon {
    width: 45px;
    height: 45px;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
}

.transaction-icon.deposit,
.transaction-icon.buy {
    background: linear-gradient(135deg, #34d399, var(--success));
}

.transaction-icon.withdrawal,
.transaction-icon.sell {
    background: linear-gradient(135deg, #fbbf24, var(--warning));
}

.transaction-details {
    flex: 1;
}

.transaction-details h4 {
    color: var(--dark-blue);
    margin-bottom: 0.25rem;
}

.transaction-details p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.transaction-details small {
    color: var(--text-light);
    font-size: 0.8rem;
}

.transaction-amount {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--dark-blue);
}

.transaction-amount.positive {
    color: var(--success);
}

.transaction-amount.negative {
    color: var(--warning);
}

/* Activity List */
.activity-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.activity-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background: var(--very-light-blue);
    border-radius: 0.5rem;
}

.activity-icon {
    color: var(--primary-color);
    font-size: 0.75rem;
    padding-top: 0.25rem;
}

.activity-content p {
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.activity-content small {
    color: var(--text-light);
    font-size: 0.85rem;
}

/* Table Styles */
.table-responsive {
    overflow-x: auto;
}

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

.table thead {
    background: linear-gradient(135deg, var(--very-light-blue), var(--light-blue));
}

.table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--dark-blue);
    border-bottom: 2px solid var(--border-color);
}

.table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-dark);
}

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

.table tbody tr:hover {
    background: var(--very-light-blue);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-primary { background: var(--primary-light); color: var(--dark-blue); }
.badge-success { background: #d1fae5; color: var(--success); }
.badge-warning { background: #fed7aa; color: var(--warning); }
.badge-danger { background: #fecaca; color: var(--danger); }
.badge-info { background: #dbeafe; color: var(--info); }
.badge-secondary { background: var(--border-color); color: var(--text-light); }

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
    color: var(--white);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--dark-blue));
}

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

.btn-success {
    background: linear-gradient(135deg, #34d399, var(--success));
    color: var(--white);
}

.btn-danger {
    background: linear-gradient(135deg, #f87171, var(--danger));
    color: var(--white);
}

.btn-info {
    background: linear-gradient(135deg, #60a5fa, var(--info));
    color: var(--white);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary-color);
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

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

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

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

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark-blue);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Alerts */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 0.75rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
}

.alert-success {
    background: #d1fae5;
    color: var(--success);
    border-left: 4px solid var(--success);
}

.alert-error {
    background: #fecaca;
    color: var(--danger);
    border-left: 4px solid var(--danger);
}

.alert-warning {
    background: #fed7aa;
    color: var(--warning);
    border-left: 4px solid var(--warning);
}

.alert-info {
    background: #dbeafe;
    color: var(--info);
    border-left: 4px solid var(--info);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(5px);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--white);
    border-radius: 1rem;
    box-shadow: var(--shadow-xl);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
    color: var(--white);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    font-size: 1.5rem;
}

.modal-content form {
    padding: 1.5rem;
}

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

.close {
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
    transition: var(--transition);
}

.close:hover {
    transform: rotate(90deg);
    color: var(--danger);
}

/* Auth Page Styles */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.auth-container {
    width: 100%;
    max-width: 450px;
}

.auth-card {
    background: var(--white);
    border-radius: 1rem;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.auth-header {
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
    color: var(--white);
    text-align: center;
}

.auth-header i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary-light);
}

.auth-header h1 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.auth-header p {
    opacity: 0.9;
}

.auth-form {
    padding: 2rem;
}

.auth-footer {
    padding: 1.5rem 2rem;
    background: var(--very-light-blue);
    text-align: center;
    color: var(--text-light);
}

.auth-footer a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
}

.auth-footer a:hover {
    text-decoration: underline;
}

.demo-credentials {
    margin-top: 1rem;
    padding: 1rem;
    background: var(--white);
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
}

.demo-credentials p {
    font-size: 0.85rem;
    margin: 0.25rem 0;
}

.demo-credentials strong {
    color: var(--dark-blue);
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--dark-blue), #0f172a);
    color: var(--white);
    padding: 2rem;
    margin-top: 4rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.footer-container p {
    margin: 0.25rem 0;
    opacity: 0.9;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-light);
}

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

.empty-state p {
    font-size: 1.1rem;
}

/* Utility Classes */
.text-muted {
    color: var(--text-light);
}

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

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

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .page-header {
        flex-direction: column;
        gap: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .accounts-grid,
    .holdings-grid {
        grid-template-columns: 1fr;
    }
    
    .quick-actions {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .quick-actions {
        grid-template-columns: 1fr;
    }
    
    .nav-link span {
        display: none;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
}

/* Loading Animation */
@keyframes spin {
    to { transform: rotate(360deg); }
}

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

/* Scrollbar Styles */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--very-light-blue);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-light);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}