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

:root {
    --primary-color: #0066cc;
    --secondary-color: #00aa99;
    --accent-color: #ff6b6b;
    --dark-color: #1a2332;
    --light-color: #f0f4f8;
    --text-color: #333;
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f9f9f9;
}

html {
    scroll-behavior: smooth;
}

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

/* Header */
header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--box-shadow);
}

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

.logo h1 {
    font-size: 1.8rem;
    font-weight: bold;
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s ease;
}

.nav a:hover {
    opacity: 0.8;
}

/* Hero Section */
.hero {
    background-color: var(--primary-color);
    background-image: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.08' fill-rule='evenodd'%3E%3Cpath d='M19 11h-8v8h-2v-8H1v-2h8V1h2v8h8z'/%3E%3C/g%3E%3C/svg%3E"), linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Animations */
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: fadeInDown 0.8s ease-out;
}

.doctor-name {
    font-size: 2.2rem;
    font-weight: bold;
    margin-bottom: 0.2rem;
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.doctor-degree {
    font-size: 1.3rem;
    color: #e0f2f1;
    margin-bottom: 1.5rem;
    font-weight: 500;
    letter-spacing: 1px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-subtitle {
    font-size: 1rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.cta-button {
    display: inline-block;
    background-color: var(--accent-color);
    color: white;
    padding: 0.8rem 2rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    transition: background-color 0.3s ease, transform 0.2s ease;
    font-weight: 600;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

.cta-button:hover {
    background-color: #ff5252;
    transform: translateY(-2px);
}

/* Services Section */
.services {
    padding: 3rem 0;
    /* background-color: white; */
    background-color: #fdfdfd;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23e0f2f1' fill-opacity='0.7'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--light-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-left: 4px solid var(--secondary-color);
    animation: fadeInUp 0.8s ease-out both;
}

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

.service-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.service-card p {
    color: #666;
}

/* Booking Section */
.booking {
    padding: 3rem 0;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.05) 0%, rgba(0, 170, 153, 0.05) 100%);
}

.booking h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.booking-form {
    background-color: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    max-width: 600px;
    margin: 0 auto;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid #e0e0e0;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.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(0, 102, 204, 0.1);
}

.submit-button {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.3s ease;
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.submit-button:active {
    transform: translateY(0);
}

.success-message {
    background-color: #4caf50;
    color: white;
    padding: 1rem;
    border-radius: var(--border-radius);
    text-align: center;
    margin-top: 1.5rem;
    font-weight: 600;
}

/* Visiting Card Section */
.visiting-card-section {
    padding: 3rem 0;
    background-color: var(--light-color);
}

.visiting-card-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.vcard-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
}

.vcard {
    background: white;
    width: 100%;
    max-width: 450px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    overflow: hidden;
    border-top: 6px solid var(--primary-color);
    border-bottom: 6px solid var(--secondary-color);
    transition: transform 0.3s ease;
}

.vcard:hover {
    transform: translateY(-5px);
}

.vcard-header {
    padding: 2rem 2rem 1rem;
    text-align: center;
    border-bottom: 1px solid #eee;
}

.vcard-header h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.vcard-header p {
    font-weight: 600;
    color: var(--dark-color);
    font-size: 1.1rem;
}

.vcard-header span {
    display: block;
    font-weight: normal;
    font-size: 0.9rem;
    color: #666;
    margin-top: 0.2rem;
}

.vcard-body {
    padding: 1.5rem 2rem;
}

.vcard-body p {
    margin-bottom: 0.8rem;
    color: var(--text-color);
}

.vcard-footer {
    background: #f9f9f9;
    padding: 1rem 2rem;
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.vcard-btn {
    padding: 0.6rem 1.2rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: background 0.3s;
    font-size: 0.9rem;
}

.vcard-btn:hover {
    background: var(--secondary-color);
}

/* Contact Section */
.contact {
    padding: 3rem 0;
    background-color: white;
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.contact-item {
    background-color: var(--light-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
}

.contact-item h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-item p {
    color: #666;
    line-height: 1.8;
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav ul {
        gap: 1rem;
        font-size: 0.9rem;
    }

    .hero-content h2 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .services h2,
    .booking h2,
    .contact h2 {
        font-size: 2rem;
    }

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

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

    header .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 1.3rem;
    }

    .hero-content h2 {
        font-size: 1.5rem;
    }

    .nav ul {
        gap: 0.5rem;
    }

    .nav a {
        font-size: 0.85rem;
    }
}