:root {
    --primary-color: #0066cc;
    --secondary-color: #004499;
    --accent-color: #00a3ff;
    --light-blue: #e6f3ff;
    --white: #ffffff;
    --light-gray: #f5f7fa;
    --dark-gray: #333333;
    --medium-gray: #666666;
    --border-color: #ddd;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
}

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

body {
    font-family: 'Cairo', sans-serif;
    background-color: var(--light-gray);
    color: var(--dark-gray);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.navbar {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    color: var(--primary-color);
    font-size: 1.8rem;
}

.logo h1 span {
    color: var(--secondary-color);
    font-weight: 300;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s;
    font-family: 'Cairo', sans-serif;
}

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

.btn-primary:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background: var(--light-blue);
}

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

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

.btn-small {
    padding: 8px 15px;
    font-size: 0.9rem;
}

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

.btn-large {
    padding: 15px 40px;
    font-size: 1.1rem;
}

.hero {
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--white) 100%);
    padding: 80px 0;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.hero-content {
    flex: 1;
}

.hero-content h1 {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--medium-gray);
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.medical-icon {
    font-size: 150px;
}

section {
    padding: 60px 0;
}

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

.section-header h2 {
    color: var(--secondary-color);
    font-size: 2rem;
    margin-bottom: 10px;
}

.section-header p {
    color: var(--medium-gray);
    font-size: 1.1rem;
}

.diagnosis-section {
    background: var(--white);
}

.diagnosis-form {
    max-width: 700px;
    margin: 0 auto;
    background: var(--light-gray);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark-gray);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: 'Cairo', sans-serif;
    transition: border-color 0.3s;
    background: var(--white);
    color: var(--dark-gray);
}

.form-group select {
    cursor: pointer;
}

.form-group select:focus,
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.location-info {
    background: var(--light-blue);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--secondary-color);
}

.symptoms-examples {
    margin-top: 30px;
    text-align: center;
}

.symptoms-examples h4 {
    margin-bottom: 15px;
    color: var(--medium-gray);
}

.examples-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.example-tag {
    background: var(--light-blue);
    color: var(--primary-color);
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s;
}

.example-tag:hover {
    background: var(--primary-color);
    color: var(--white);
}

.services-section {
    background: var(--light-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.service-card:hover {
    transform: translateY(-10px);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.service-card h3 {
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.service-card p {
    color: var(--medium-gray);
}

.about-section {
    background: var(--white);
}

.about-content {
    max-width: 700px;
    margin: 0 auto;
}

.about-content h2 {
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.about-features {
    list-style: none;
    margin-top: 20px;
}

.about-features li {
    padding: 10px 0;
    font-size: 1.1rem;
}

.results-section {
    background: var(--white);
    padding: 40px 0;
}

.diagnosed-specialties {
    margin: 15px 0;
}

.specialty-badge {
    background: var(--primary-color);
    color: var(--white);
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.9rem;
    margin: 0 5px;
    display: inline-block;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
}

.result-card {
    background: var(--light-gray);
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.hospital-info h3 {
    color: var(--secondary-color);
    margin-bottom: 5px;
}

.hospital-address {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

.distance {
    color: var(--primary-color);
    font-weight: 600;
    margin-top: 5px;
}

.specialty-tag {
    background: var(--accent-color);
    color: var(--white);
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
}

.doctor-info {
    margin-bottom: 15px;
}

.doctor-info h4 {
    color: var(--dark-gray);
    margin-bottom: 8px;
}

.doctor-info p {
    color: var(--medium-gray);
    font-size: 0.9rem;
    margin: 3px 0;
}

.no-results {
    text-align: center;
    padding: 40px;
    background: var(--light-gray);
    border-radius: 15px;
}

.back-link {
    text-align: center;
    margin-top: 30px;
}

.booking-section {
    padding: 40px 0;
    background: var(--light-gray);
    min-height: calc(100vh - 200px);
}

.booking-card {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.booking-header {
    background: var(--primary-color);
    color: var(--white);
    padding: 20px;
    text-align: center;
}

.booking-details {
    padding: 25px;
    background: var(--light-blue);
    border-bottom: 2px solid var(--border-color);
}

.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-row .label {
    font-weight: 600;
    color: var(--dark-gray);
}

.detail-row .value {
    color: var(--secondary-color);
}

.booking-form {
    padding: 25px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--white) 100%);
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-card {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h1 {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.login-header h2 {
    color: var(--secondary-color);
    font-size: 1.3rem;
}

.login-form {
    margin-bottom: 20px;
}

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

.login-footer a {
    color: var(--primary-color);
    text-decoration: none;
}

.admin-navbar,
.hospital-navbar {
    background: var(--secondary-color);
}

.admin-navbar .logo h1,
.hospital-navbar .logo h1 {
    color: var(--white);
}

.admin-navbar .nav-links a,
.hospital-navbar .nav-links a {
    color: var(--white);
}

.admin-dashboard,
.hospital-dashboard {
    padding: 40px 0;
    min-height: calc(100vh - 70px);
    background: var(--light-gray);
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.stat-card {
    background: var(--white);
    padding: 25px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.stat-icon {
    font-size: 2.5rem;
}

.stat-info h3 {
    font-size: 2rem;
    color: var(--primary-color);
}

.stat-info p {
    color: var(--medium-gray);
}

.dashboard-sections {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.dashboard-section {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.dashboard-section .section-header h2 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light-blue);
}

.add-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.add-form .form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.add-form .form-group {
    margin-bottom: 0;
}

.table-container {
    overflow-x: auto;
}

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

.data-table th,
.data-table td {
    padding: 12px 15px;
    text-align: right;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background: var(--light-blue);
    color: var(--secondary-color);
    font-weight: 600;
}

.data-table tr:hover {
    background: var(--light-gray);
}

.status-badge {
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
}

.status-badge.active,
.status-badge.confirmed {
    background: #d4edda;
    color: #155724;
}

.status-badge.inactive,
.status-badge.cancelled {
    background: #f8d7da;
    color: #721c24;
}

.status-badge.pending {
    background: #fff3cd;
    color: #856404;
}

.hospital-info-card {
    background: var(--white);
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.hospital-info-card h2 {
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.info-item {
    display: flex;
    gap: 10px;
}

.info-item .label {
    font-weight: 600;
    color: var(--dark-gray);
}

.info-item .value {
    color: var(--secondary-color);
}

.doctors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.doctor-card {
    background: var(--light-gray);
    padding: 20px;
    border-radius: 12px;
}

.doctor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.doctor-header h3 {
    color: var(--secondary-color);
}

.doctor-card .specialty-tag {
    font-size: 0.8rem;
}

.doctor-details {
    margin-bottom: 15px;
}

.doctor-details p {
    color: var(--medium-gray);
    font-size: 0.9rem;
    margin: 5px 0;
}

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

.appointment-card {
    background: var(--light-gray);
    padding: 20px;
    border-radius: 12px;
    border-right: 4px solid var(--primary-color);
}

.appointment-card.status-confirmed {
    border-right-color: var(--success-color);
}

.appointment-card.status-cancelled {
    border-right-color: var(--danger-color);
}

.appointment-card.status-pending {
    border-right-color: var(--warning-color);
}

.appointment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.appointment-header h3 {
    color: var(--secondary-color);
}

.appointment-details p {
    color: var(--medium-gray);
    font-size: 0.9rem;
    margin: 5px 0;
}

.created-at {
    font-size: 0.8rem;
    color: var(--medium-gray);
    margin-top: 10px;
}

.appointment-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.no-data {
    text-align: center;
    color: var(--medium-gray);
    padding: 30px;
    background: var(--light-gray);
    border-radius: 10px;
}

.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 15px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

.footer {
    background: var(--secondary-color);
    color: var(--white);
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 15px;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin: 8px 0;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-section a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    opacity: 0.8;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
    transition: all 0.3s;
}

@media (max-width: 991px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        transition: right 0.3s ease;
        gap: 0;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links li {
        width: 100%;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-links li:last-child {
        border-bottom: none;
    }
    
    .nav-links a {
        display: block;
        padding: 15px 10px;
        border-radius: 0;
    }
    
    .nav-links a:hover {
        background: var(--light-blue);
        color: var(--primary-color);
    }
    
    .navbar {
        padding: 12px 0;
    }
    
    .logo h1 {
        font-size: 1.4rem;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 40px 0;
    }
    
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-image {
        display: none;
    }
    
    .medical-icon {
        font-size: 80px;
    }
    
    .diagnosis-form {
        padding: 20px;
    }
    
    .section-header h2 {
        font-size: 1.5rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .result-card {
        padding: 20px;
    }
    
    .result-header {
        flex-direction: column;
        gap: 10px;
    }
    
    .booking-card {
        margin: 0 10px;
    }
    
    .booking-details,
    .booking-form {
        padding: 15px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
        text-align: center;
    }
    
    .login-card {
        padding: 25px;
        margin: 0 15px;
    }
    
    .login-header h1 {
        font-size: 2rem;
    }
    
    .dashboard-stats {
        grid-template-columns: 1fr 1fr;
    }
    
    .stat-card {
        padding: 15px;
    }
    
    .stat-icon {
        font-size: 2rem;
    }
    
    .stat-info h3 {
        font-size: 1.5rem;
    }
    
    .hospital-info-card {
        padding: 15px;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .doctors-grid {
        grid-template-columns: 1fr;
    }
    
    .appointment-card {
        padding: 15px;
    }
    
    .appointment-header {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }
    
    .appointment-actions {
        flex-direction: column;
    }
    
    .appointment-actions .btn {
        width: 100%;
        text-align: center;
    }
    
    .footer {
        padding: 30px 0 15px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .table-container {
        font-size: 0.85rem;
    }
    
    .data-table th,
    .data-table td {
        padding: 8px 10px;
    }
    
    .add-form .form-row {
        grid-template-columns: 1fr;
    }
    
    .btn-large {
        padding: 12px 25px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.5rem;
    }
    
    .section-header h2 {
        font-size: 1.3rem;
    }
    
    .example-tag {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
    
    .dashboard-stats {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
}