/**
 * MediCredit - Main Stylesheet
 * Phase 1: Foundation Styles
 * Color Scheme: Medical Professional (Blues and Greens)
 */

/* ===== CSS VARIABLES ===== */
:root {
    /* Primary Colors - Medical Blue */
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;

    /* Secondary Colors - Medical Green */
    --secondary-color: #10b981;
    --secondary-dark: #059669;
    --secondary-light: #34d399;

    /* Neutral Colors */
    --bg-color: #f8fafc;
    --surface-color: #ffffff;
    --border-color: #e2e8f0;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;

    /* Status Colors */
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --info-color: #3b82f6;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Shadows */
    --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);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
}

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-color);
    overflow-x: hidden;
}

/* ===== LOADING SCREEN ===== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--surface-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-screen p {
    margin-top: var(--spacing-md);
    color: var(--text-secondary);
}

/* ===== LOGIN SCREEN ===== */
.login-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: var(--spacing-md);
}

.login-container {
    background-color: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-xxl);
    width: 100%;
    max-width: 400px;
}

.login-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.login-header h1 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.login-header p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.login-form {
    margin-bottom: var(--spacing-lg);
}

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

.login-footer p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

/* ===== FORM ELEMENTS ===== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.9rem;
}

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

.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);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    line-height: 1;
}

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

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

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover:not(:disabled) {
    background-color: var(--text-primary);
}

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

.btn-block {
    width: 100%;
}

/* ===== MESSAGES ===== */
.error-message,
.success-message,
.info-message,
.warning-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-size: 0.9rem;
}

.error-message {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.success-message {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.info-message {
    background-color: #dbeafe;
    color: #1e40af;
    border: 1px solid #bfdbfe;
}

.warning-message {
    background-color: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
}

/* ===== APP CONTAINER ===== */
.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ===== HEADER ===== */
.app-header {
    background-color: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-sm);
}

.app-title {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 700;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.user-name {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ===== NAVIGATION ===== */
.app-nav {
    background-color: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.nav-menu {
    list-style: none;
    display: flex;
    padding: 0 var(--spacing-lg);
    margin: 0;
}

.nav-item {
    margin: 0;
}

.nav-link {
    display: block;
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 3px solid transparent;
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary-color);
    background-color: rgba(37, 99, 235, 0.05);
}

.nav-link.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

/* ===== MAIN CONTENT ===== */
.app-main {
    flex: 1;
    padding: var(--spacing-xl);
    overflow-y: auto;
}

.content-area {
    max-width: 1400px;
    margin: 0 auto;
}

.placeholder-content {
    background-color: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xxl);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.placeholder-content h2 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
}

.placeholder-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

/* ===== FOOTER ===== */
.app-footer {
    background-color: var(--surface-color);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-md);
    text-align: center;
}

.app-footer p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ===== UTILITY CLASSES ===== */
.text-muted {
    color: var(--text-muted);
    font-size: 0.85rem;
}

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

.mt-1 { margin-top: var(--spacing-md); }
.mb-1 { margin-bottom: var(--spacing-md); }
.mt-2 { margin-top: var(--spacing-lg); }
.mb-2 { margin-bottom: var(--spacing-lg); }

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .app-header {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .nav-menu {
        flex-direction: column;
        padding: 0;
    }

    .nav-link {
        border-bottom: none;
        border-left: 3px solid transparent;
    }

    .nav-link.active {
        border-left-color: var(--primary-color);
        border-bottom-color: transparent;
    }

    .app-main {
        padding: var(--spacing-md);
    }

    .login-container {
        padding: var(--spacing-lg);
    }

    .form-row {
        flex-direction: column;
    }

    .data-table {
        font-size: 0.85rem;
    }

    .data-table th,
    .data-table td {
        padding: var(--spacing-sm);
    }
}

/* ===== PHASE 2: PATIENT MANAGEMENT STYLES ===== */

/* View Header */
.view-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.view-header h2 {
    color: var(--text-primary);
    font-size: 1.75rem;
}

/* Filters Bar */
.filters-bar {
    background-color: var(--surface-color);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    box-shadow: var(--shadow-sm);
}

.search-box {
    flex: 1;
    min-width: 250px;
}

.search-box input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.filter-group label {
    font-weight: 500;
    color: var(--text-secondary);
}

.filter-group select {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--surface-color);
    cursor: pointer;
}

/* Data Table */
.data-table {
    width: 100%;
    background-color: var(--surface-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.data-table thead {
    background-color: var(--primary-color);
    color: white;
}

.data-table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
}

.data-table tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-fast);
}

.data-table tbody tr:hover {
    background-color: rgba(37, 99, 235, 0.05);
}

.data-table td {
    padding: var(--spacing-md);
    color: var(--text-primary);
}

.data-table .actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-icon {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
}

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

/* Badge */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-active {
    background-color: #d1fae5;
    color: #065f46;
}

.badge-inactive {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-archived {
    background-color: #e5e7eb;
    color: #4b5563;
}

/* Patient Cards (Mobile) */
.patient-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.patient-card {
    background-color: var(--surface-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.patient-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.patient-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.patient-card-header h3 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin: 0;
}

.patient-card-body p {
    margin: var(--spacing-xs) 0;
    color: var(--text-secondary);
}

.patient-card-footer {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
}

.page-info {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    overflow-y: auto;
}

.modal-content {
    background-color: var(--surface-color);
    margin: 2rem auto;
    max-width: 600px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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

.modal-header h3 {
    margin: 0;
    color: var(--primary-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
}

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

.modal-content form {
    padding: var(--spacing-lg);
}

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

/* Form Rows */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--spacing-xxl);
    background-color: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

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

/* Patient Details */
.patient-details {
    background-color: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
}

.patient-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--border-color);
}

.patient-header h2 {
    color: var(--primary-color);
    margin: 0;
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.detail-item {
    padding: var(--spacing-md);
    background-color: var(--bg-color);
    border-radius: var(--radius-md);
}

.detail-item label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.detail-item span,
.detail-item p {
    color: var(--text-primary);
    font-size: 1rem;
}

.balance-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    border-radius: var(--radius-lg);
}

.balance-item {
    text-align: center;
    padding: var(--spacing-md);
}

.balance-item label {
    display: block;
    color: white;
    font-size: 0.85rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.9;
}

.balance-item .amount {
    display: block;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
}

.detail-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

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

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

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

/* Notifications */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 2000;
    max-width: 400px;
    opacity: 0;
    transform: translateX(400px);
    transition: all var(--transition-normal);
}

.notification.show {
    opacity: 1;
    transform: translateX(0);
}

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

.notification-error {
    background-color: var(--error-color);
    color: white;
}

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

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

/* ===== PHASE 3: TRANSACTION MANAGEMENT STYLES ===== */

/* Header Actions */
.header-actions {
    display: flex;
    gap: var(--spacing-md);
}

/* Transaction Table Specific */
.transactions-table .type-credit {
    background-color: rgba(239, 68, 68, 0.05);
}

.transactions-table .type-payment {
    background-color: rgba(16, 185, 129, 0.05);
}

.transactions-table .patient-info {
    display: flex;
    flex-direction: column;
}

.transactions-table .patient-info small {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Transaction Type Badges */
.badge-credit {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-payment {
    background-color: #d1fae5;
    color: #065f46;
}

/* Autocomplete Dropdown */
.autocomplete-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    max-height: 300px;
    overflow-y: auto;
    box-shadow: var(--shadow-md);
    z-index: 1000;
    display: none;
}

.autocomplete-item {
    padding: var(--spacing-md);
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: background-color var(--transition-fast);
}

.autocomplete-item:hover {
    background-color: rgba(37, 99, 235, 0.05);
}

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

.autocomplete-item strong {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.autocomplete-item small {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Form Group Positioning */
.form-group {
    position: relative;
}

/* Empty Actions */
.empty-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-lg);
}

/* Success Button Variant */
.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover:not(:disabled) {
    background-color: var(--secondary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Transaction Amount Highlighting */
.transactions-table td.text-error {
    font-weight: 600;
}

.transactions-table td.text-success {
    font-weight: 600;
}

/* Responsive Transaction Table */
@media (max-width: 768px) {
    .transactions-table {
        font-size: 0.85rem;
    }

    .transactions-table th,
    .transactions-table td {
        padding: var(--spacing-sm);
    }

    .header-actions {
        flex-direction: column;
    }

    .header-actions button {
        width: 100%;
    }

    .filters-bar {
        flex-direction: column;
    }

    .filter-group {
        width: 100%;
    }

    /* Hide less important columns on mobile */
    .transactions-table th:nth-child(2),
    .transactions-table td:nth-child(2),
    .transactions-table th:nth-child(5),
    .transactions-table td:nth-child(5) {
        display: none;
    }
}

/* ===== PHASE 4: DASHBOARD & REPORTS STYLES ===== */

/* Dashboard Statistics Grid */
.statistics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

/* Statistics Card */
.stat-card {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--primary-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all var(--transition-normal);
}

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

/* Stat Card Variants */
.stat-card.stat-primary {
    border-left-color: var(--primary-color);
}

.stat-card.stat-success {
    border-left-color: var(--success-color);
}

.stat-card.stat-warning {
    border-left-color: var(--warning-color);
}

.stat-card.stat-info {
    border-left-color: var(--info-color);
}

.stat-card.stat-secondary {
    border-left-color: var(--secondary-color);
}

.stat-card.stat-light {
    border-left-color: var(--text-muted);
}

/* Stat Icon */
.stat-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.1);
    border-radius: var(--radius-lg);
    flex-shrink: 0;
}

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

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

.stat-card.stat-info .stat-icon {
    background: rgba(59, 130, 246, 0.1);
}

/* Stat Content */
.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
    font-weight: 500;
}

.stat-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Dashboard Widgets */
.dashboard-widgets {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

/* Widget */
.widget {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

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

.widget-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.widget-content {
    padding: var(--spacing-lg);
    max-height: 400px;
    overflow-y: auto;
}

/* Dashboard Table */
.dashboard-table {
    width: 100%;
    border-collapse: collapse;
}

.dashboard-table th {
    text-align: left;
    padding: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    border-bottom: 1px solid var(--border-color);
}

.dashboard-table td {
    padding: var(--spacing-md) var(--spacing-sm);
    border-bottom: 1px solid rgba(0, 0, 0, 0.03);
}

.dashboard-table tr {
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.dashboard-table tr:hover {
    background-color: rgba(37, 99, 235, 0.02);
}

.dashboard-table td strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.dashboard-table td small {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* Days Badge */
.days-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

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

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

.days-badge.days-overdue {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--error-color);
}

/* Transaction Item */
.transaction-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.03);
}

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

.transaction-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.03);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.transaction-details {
    flex: 1;
    min-width: 0;
}

.transaction-patient {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: 4px;
}

.transaction-patient strong {
    color: var(--text-primary);
    font-size: 0.9rem;
}

.transaction-code {
    color: var(--text-secondary);
    font-size: 0.75rem;
}

.transaction-description {
    color: var(--text-secondary);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.transaction-receipt {
    font-family: monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.transaction-amount {
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
}

.transaction-date {
    color: var(--text-muted);
    font-size: 0.75rem;
    text-align: right;
    flex-shrink: 0;
    min-width: 80px;
}

/* Last Refresh Time */
.last-refresh {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Toggle Switch */
.toggle-switch {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    user-select: none;
}

.toggle-switch input[type="checkbox"] {
    position: relative;
    width: 44px;
    height: 24px;
    appearance: none;
    background-color: var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: background-color var(--transition-normal);
}

.toggle-switch input[type="checkbox"]:checked {
    background-color: var(--primary-color);
}

.toggle-switch input[type="checkbox"]::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: white;
    top: 3px;
    left: 3px;
    transition: transform var(--transition-normal);
}

.toggle-switch input[type="checkbox"]:checked::before {
    transform: translateX(20px);
}

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

/* Reports Section */
.report-selector {
    margin-bottom: var(--spacing-xl);
}

.report-tabs {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: var(--spacing-sm);
}

.report-tab {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.report-tab:hover {
    color: var(--primary-color);
    background-color: rgba(37, 99, 235, 0.05);
}

.report-tab.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

/* Report Form Section */
.report-form-section {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-xl);
}

.report-form-section h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.report-form {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: flex-end;
}

.report-form .form-group {
    flex: 1;
    min-width: 200px;
}

/* Report Display */
.report-display {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-xl);
    min-height: 400px;
}

.report-display .empty-state {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 300px;
    color: var(--text-muted);
    font-size: 1rem;
}

/* Report Header */
.report-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--border-color);
}

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

.report-meta {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Report Summary Cards */
.report-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.summary-card {
    background: rgba(37, 99, 235, 0.05);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    text-align: center;
}

.summary-card-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.summary-card-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Report Table */
.report-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-lg);
}

.report-table thead {
    background-color: rgba(37, 99, 235, 0.05);
}

.report-table th {
    padding: var(--spacing-md);
    text-align: left;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
}

.report-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}

.report-table tbody tr:hover {
    background-color: rgba(37, 99, 235, 0.02);
}

.report-table tfoot {
    font-weight: 700;
    background-color: rgba(0, 0, 0, 0.02);
}

.report-table tfoot td {
    border-top: 2px solid var(--border-color);
    border-bottom: 2px solid var(--border-color);
}

/* Aging Category Badge */
.aging-category {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
}

.aging-category.current {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.aging-category.warning-30 {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.aging-category.warning-60 {
    background-color: rgba(251, 146, 60, 0.1);
    color: #ea580c;
}

.aging-category.overdue {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--error-color);
}

/* Patient Autocomplete in Reports */
#report-patient-autocomplete {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-top: 4px;
    max-height: 250px;
    overflow-y: auto;
    box-shadow: var(--shadow-md);
    z-index: 1000;
    display: none;
}

/* Statement Layout */
.statement-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--border-color);
}

.statement-patient-info h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.statement-patient-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 4px;
}

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

.balance-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.balance-amount {
    font-size: 2rem;
    font-weight: 700;
    color: var(--error-color);
}

.balance-amount.credit {
    color: var(--success-color);
}

/* Responsive Dashboard and Reports */
@media (max-width: 768px) {
    .statistics-grid {
        grid-template-columns: 1fr;
    }

    .dashboard-widgets {
        grid-template-columns: 1fr;
    }

    .stat-card {
        flex-direction: column;
        text-align: center;
    }

    .stat-icon {
        margin-bottom: var(--spacing-sm);
    }

    .report-tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
    }

    .report-form {
        flex-direction: column;
    }

    .report-form .form-group {
        width: 100%;
    }

    .report-summary {
        grid-template-columns: 1fr;
    }

    .statement-header {
        flex-direction: column;
        gap: var(--spacing-lg);
    }

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

    .transaction-item {
        flex-wrap: wrap;
    }

    .transaction-amount {
        order: -1;
        width: 100%;
        text-align: right;
    }
}

/* ===== SETTINGS STYLES ===== */

/* Settings Container */
.settings-container {
    max-width: 800px;
}

/* Settings Section */
.settings-section {
    background-color: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-xl);
}

.settings-section h3 {
    color: var(--text-primary);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.settings-section > p {
    margin-bottom: var(--spacing-lg);
}

/* Settings Form */
.settings-form {
    max-width: 500px;
}

.settings-form .form-group {
    margin-bottom: var(--spacing-lg);
}

.form-text {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.form-actions {
    margin-top: var(--spacing-xl);
}

/* Info Grid (Account Information) */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.info-item {
    padding: var(--spacing-md);
    background-color: var(--bg-color);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--primary-color);
}

.info-item label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.info-item span {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
}

/* Button Link Variant */
.btn-link {
    background: none;
    border: none;
    color: var(--primary-color);
    text-decoration: none;
    cursor: pointer;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.btn-link:hover {
    color: var(--primary-dark);
    background-color: rgba(37, 99, 235, 0.05);
    border-radius: var(--radius-sm);
}

/* Responsive Settings */
@media (max-width: 768px) {
    .settings-container {
        max-width: 100%;
    }

    .settings-section {
        padding: var(--spacing-lg);
    }

    .settings-form {
        max-width: 100%;
    }

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