/* Import Google Fonts - Poppins */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

/* Global Styles */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #2ecc71;
    --danger-color: #e74c3c;
    --warning-color: #f39c12;
    --light-color: #ecf0f1;
    --dark-color: #34495e;
    --text-color: #333;
    --border-color: #ddd;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --sidebar-width: 250px;
    --header-height: 60px;
}

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

body {
    font-family: 'Poppins', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f5f7fa;
    font-weight: 400;
}

a {
    text-decoration: none;
    color: var(--secondary-color);
}

ul {
    list-style: none;
}

/* Login Page */
.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

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

.login-header h1 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: #777;
}

.login-form .form-group {
    margin-bottom: 1.5rem;
}

.login-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.login-form input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.login-form input:focus {
    border-color: var(--secondary-color);
    outline: none;
}

.form-footer {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.9rem;
    color: #777;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
}

.btn:hover {
    transform: translateY(-2px);
}

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

.btn-primary:hover {
    background-color: #2980b9;
}

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

.btn-success:hover {
    background-color: #27ae60;
}

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

.btn-danger:hover {
    background-color: #c0392b;
}

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

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
}

.alert-danger {
    background-color: #fde8e8;
    color: var(--danger-color);
    border-left: 4px solid var(--danger-color);
}

.alert-success {
    background-color: #e8f8f0;
    color: var(--accent-color);
    border-left: 4px solid var(--accent-color);
}

.alert-warning {
    background-color: #fef6e8;
    color: var(--warning-color);
    border-left: 4px solid var(--warning-color);
}

/* Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background-color: var(--primary-color);
    color: white;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    transition: transform 0.3s;
    z-index: 1000;
}

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

.sidebar-header h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.sidebar-header p {
    font-size: 0.9rem;
    opacity: 0.8;
}

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

.sidebar-menu-item {
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    color: rgba(255, 255, 255, 0.8);
    transition: background-color 0.3s;
}

.sidebar-menu-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
}

.sidebar-menu-item.active {
    background-color: var(--secondary-color);
    color: white;
}

.sidebar-menu-item i {
    margin-right: 0.75rem;
    width: 20px;
    text-align: center;
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: margin-left 0.3s;
}

.header {
    height: var(--header-height);
    background-color: white;
    box-shadow: 0 2px 5px var(--shadow-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
}

.toggle-sidebar {
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.25rem;
    cursor: pointer;
    margin-right: 1rem;
    display: none;
}

.header-title {
    font-size: 1.25rem;
    font-weight: 500;
}

.header-right {
    display: flex;
    align-items: center;
}

.user-dropdown {
    position: relative;
}

.user-dropdown-toggle {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 4px;
}

.user-dropdown-toggle:hover {
    background-color: var(--light-color);
}

.user-dropdown-toggle img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    margin-right: 0.5rem;
}

.user-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: white;
    box-shadow: 0 5px 15px var(--shadow-color);
    border-radius: 4px;
    min-width: 200px;
    display: none;
    z-index: 1000;
}

.user-dropdown-menu.show {
    display: block;
}

.user-dropdown-item {
    padding: 0.75rem 1rem;
    display: block;
    color: var(--text-color);
    transition: background-color 0.3s;
}

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

.user-dropdown-divider {
    height: 1px;
    background-color: var(--border-color);
    margin: 0.5rem 0;
}

.content {
    padding: 1.5rem;
}

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

.stat-card {
    background-color: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 10px var(--shadow-color);
    display: flex;
    align-items: center;
}

.stat-card-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-right: 1rem;
}

.stat-card-icon.patients {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--secondary-color);
}

.stat-card-icon.doctors {
    background-color: rgba(46, 204, 113, 0.1);
    color: var(--accent-color);
}

.stat-card-icon.appointments {
    background-color: rgba(243, 156, 18, 0.1);
    color: var(--warning-color);
}

.stat-card-icon.revenue {
    background-color: rgba(155, 89, 182, 0.1);
    color: #9b59b6;
}

.stat-card-content h3 {
    font-size: 1.75rem;
    margin-bottom: 0.25rem;
}

.stat-card-content p {
    color: #777;
    font-size: 0.9rem;
}

/* Cards */
.card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px var(--shadow-color);
    margin-bottom: 1.5rem;
}

.card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h2 {
    font-size: 1.25rem;
    font-weight: 500;
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    padding: 1.25rem 1.5rem;
    border-top: 1px solid var(--border-color);
}

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

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

.table th,
.table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.table th {
    background-color: #f8f9fa;
    font-weight: 500;
}

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

.table tr:hover {
    background-color: #f8f9fa;
}

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

.table .btn-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    background-color: var(--light-color);
    color: var(--text-color);
    transition: background-color 0.3s;
}

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

.table .btn-icon.edit {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--secondary-color);
}

.table .btn-icon.delete {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--danger-color);
}

.table .btn-icon.view {
    background-color: rgba(46, 204, 113, 0.1);
    color: var(--accent-color);
}

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

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-control:focus {
    border-color: var(--secondary-color);
    outline: none;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23333' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 16px;
    padding-right: 2.5rem;
}

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

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2rem;
}

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

.pagination-item {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    margin: 0 0.25rem;
    border-radius: 4px;
    color: var(--text-color);
    transition: all 0.3s;
}

.pagination-item:hover {
    background-color: var(--light-color);
}

.pagination-item.active {
    background-color: var(--secondary-color);
    color: white;
    border-color: var(--secondary-color);
}

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

/* Responsive */
@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .toggle-sidebar {
        display: block;
    }
}

@media (max-width: 768px) {
    .dashboard-stats {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
    }
}

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

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

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

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

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

.badge-info {
    background-color: #3498db;
    color: white;
}

.badge-secondary {
    background-color: #95a5a6;
    color: white;
}

/* Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top-color: var(--secondary-color);
    animation: spin 1s ease-in-out infinite;
    margin: 2rem auto;
}

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

/* Modal */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1050;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.modal-backdrop.show {
    opacity: 1;
    visibility: visible;
}

.modal {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(-20px);
    transition: transform 0.3s;
}

.modal-backdrop.show .modal {
    transform: translateY(0);
}

.modal-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h2 {
    font-size: 1.25rem;
    font-weight: 500;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #777;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1.25rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

/* Tabs */
.tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.tab {
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.3s;
}

.tab:hover {
    color: var(--secondary-color);
}

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

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Print Styles */
@media print {
    .sidebar,
    .header,
    .no-print {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0 !important;
    }
    
    .content {
        padding: 0 !important;
    }
    
    .card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
}