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

body {
    font-family: 'Segoe UI', Tahoma, sans-serif;
    color: #333;
    line-height: 1.7;
}

a {
    text-decoration: none;
}

:root {
    --primary: #0891b2;
    --primary-dark: #0e7490;
    --secondary: #f0fdfa;
    --accent: #06b6d4;
    --dark: #1e293b;
    --gray: #64748b;
    --light: #f8fafc;
    --white: #ffffff;
}

.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
    transition: all 0.3s;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.logo span {
    color: var(--dark);
}

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

.nav-links a {
    color: var(--dark);
    font-size: 15px;
    font-weight: 500;
    transition: color 0.3s;
}

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

.nav-btn {
    background: var(--primary);
    color: var(--white) !important;
    padding: 10px 25px;
    border-radius: 25px;
    transition: background 0.3s;
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--dark);
}

.hero {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--white) 100%);
    padding: 160px 20px 100px;
    text-align: center;
}

.hero-container {
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    background: var(--white);
    color: var(--primary);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(8, 145, 178, 0.15);
}

.hero h1 {
    font-size: 48px;
    color: var(--dark);
    margin-bottom: 20px;
    line-height: 1.3;
}

.hero h1 span {
    color: var(--primary);
}

.hero p {
    font-size: 18px;
    color: var(--gray);
    margin-bottom: 35px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    padding: 15px 35px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(8, 145, 178, 0.3);
}

.btn-secondary {
    background: var(--white);
    color: var(--dark);
    padding: 15px 35px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 600;
    border: 2px solid #e2e8f0;
    transition: all 0.3s;
}

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

.stats {
    display: flex;
    justify-content: center;
    gap: 50px;
    margin-top: 60px;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 14px;
    color: var(--gray);
    margin-top: 5px;
}

.services {
    padding: 100px 20px;
    background: var(--white);
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 36px;
    color: var(--dark);
    margin-bottom: 15px;
}

.section-header p {
    font-size: 16px;
    color: var(--gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--light);
    padding: 35px 30px;
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s;
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    border-color: var(--accent);
}

.service-icon {
    font-size: 40px;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 20px;
    color: var(--dark);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.8;
}

.why-us {
    padding: 100px 20px;
    background: var(--secondary);
}

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

.why-card {
    background: var(--white);
    padding: 30px;
    border-radius: 16px;
    display: flex;
    gap: 15px;
    align-items: flex-start;
    transition: all 0.3s;
}

.why-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.06);
}

.why-icon {
    font-size: 30px;
    flex-shrink: 0;
}

.why-card h4 {
    font-size: 17px;
    color: var(--dark);
    margin-bottom: 8px;
}

.why-card p {
    font-size: 14px;
    color: var(--gray);
}

.doctors {
    padding: 100px 20px;
    background: var(--white);
}

.doctors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.doctor-card {
    text-align: center;
    background: var(--light);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s;
}

.doctor-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

.doctor-img {
    width: 100%;
    height: 250px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
}

.doctor-info {
    padding: 25px;
}

.doctor-info h3 {
    font-size: 20px;
    color: var(--dark);
    margin-bottom: 5px;
}

.doctor-info .specialty {
    font-size: 14px;
    color: var(--primary);
    font-weight: 600;
}

.doctor-info p {
    font-size: 13px;
    color: var(--gray);
    margin-top: 10px;
}

.testimonials {
    padding: 100px 20px;
    background: var(--secondary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--white);
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.04);
}

.stars {
    color: #fbbf24;
    font-size: 18px;
    margin-bottom: 15px;
}

.testimonial-card p {
    font-size: 15px;
    color: var(--gray);
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 18px;
}

.author-name {
    font-weight: 600;
    color: var(--dark);
    font-size: 15px;
}

.booking {
    padding: 100px 20px;
    background: var(--white);
}

.booking-container {
    max-width: 600px;
    margin: 0 auto;
    background: var(--light);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid #e2e8f0;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark);
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 15px;
    transition: border-color 0.3s;
    font-family: inherit;
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.submit-btn {
    width: 100%;
    padding: 15px;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
}

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

.contact {
    padding: 80px 20px;
    background: var(--dark);
    color: var(--white);
}

.contact-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.contact-item h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: var(--accent);
}

.contact-item p {
    color: #94a3b8;
    font-size: 14px;
    line-height: 2;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 18px;
    transition: background 0.3s;
}

.social-link:hover {
    background: var(--primary);
}

.footer {
    background: #0f172a;
    padding: 20px;
    text-align: center;
    color: #64748b;
    font-size: 13px;
}

.whatsapp-float {
    position: fixed;
    bottom: 25px;
    left: 25px;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: white;
    box-shadow: 0 5px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all 0.3s;
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

.success-message {
    display: none;
    background: #d1fae5;
    color: #065f46;
    padding: 15px 20px;
    border-radius: 10px;
    text-align: center;
    margin-top: 15px;
    font-weight: 600;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 65px;
        right: 0;
        left: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .menu-toggle {
        display: block;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero p {
        font-size: 16px;
    }

    .stats {
        gap: 30px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .stat-number {
        font-size: 28px;
    }
}