:root {
    --primary: #005cb9;
    --primary-dark: #004a96;
    --primary-light: #f0f7ff;
    --secondary: #28a745;
    --text-dark: #212529;
    --text-muted: #6c757d;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Layout */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

section {
    padding: 100px 0;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

h1 { font-size: 3.5rem; font-weight: 700; }
h2 { font-size: 2.5rem; text-align: center; font-weight: 700; color: #1a1a1a; }
h3 { font-size: 1.5rem; font-weight: 600; color: #1a1a1a; }

.subtitle {
    display: block;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-align: center;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}

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

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

.btn-outline {
    background-color: transparent;
    border-color: var(--white);
    color: var(--white);
}

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

/* Placeholders */
.placeholder-image {
    background: linear-gradient(135deg, #e0e0e0 0%, #f0f0f0 100%);
    width: 100%;
    height: 100%;
    min-height: 200px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.placeholder-image::after {
    content: "Medical Image";
    color: var(--text-muted);
    font-weight: 500;
}

.placeholder-avatar {
    width: 100%;
    aspect-ratio: 1;
    background: #eee;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
}

/* Navbar */
nav {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    background: var(--white);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
}

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

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: #000;
    color: var(--white);
    overflow: hidden;
    padding: 0;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0.6;
    background-image: url('https://images.unsplash.com/photo-1519494026892-80bbd2d6fd0d?auto=format&fit=crop&q=80&w=2000');
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0, 86, 179, 0.9), rgba(0, 86, 179, 0.4));
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 700px;
}

.hero-btns {
    display: flex;
    gap: 16px;
    margin-top: 2rem;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    text-align: left;
    border: 1px solid transparent;
}

.service-card:hover {
    box-shadow: var(--shadow);
}

.icon-box {
    width: 50px;
    height: 50px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

/* About Section */
.about-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-content ul {
    list-style: none;
    margin-top: 2rem;
}

.about-content li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-weight: 500;
}

.check-icon {
    color: var(--secondary);
    flex-shrink: 0;
}

/* Doctors Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.team-card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    text-align: center;
}

.team-info {
    padding: 24px;
}

.team-info h4 {
    margin-bottom: 4px;
}

.team-info span {
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 600;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 16px;
}

.social-icon {
    color: var(--text-muted);
    transition: var(--transition);
}

.social-icon:hover {
    color: var(--primary);
}

/* Why Choose Us */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-box {
    background: var(--white);
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    transition: var(--transition);
}

.feature-box:hover {
    box-shadow: 0 15px 40px rgba(0, 86, 179, 0.1);
}

/* Testimonials */
.testimonials-section {
    background: var(--primary-light);
}

.testimonial-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    max-width: 800px;
    margin: 40px auto;
    text-align: center;
}

.stars {
    color: #ffc107;
    margin-bottom: 1rem;
}

.patient-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 24px;
}

.patient-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: #ddd;
}

/* Booking Form */
.booking-container {
    max-width: 900px;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    display: grid;
    grid-template-columns: 1fr;
    overflow: hidden;
}

.booking-form {
    padding: 60px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 14px 20px;
    border: 1px solid #ddd;
    border-radius: 50px;
    font-family: 'Roboto', sans-serif;
    transition: var(--transition);
}

textarea.form-control {
    border-radius: 20px;
    resize: none;
}

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

/* Contact */
.contact-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info-card {
    padding: 40px;
}

.info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.info-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.map-placeholder {
    width: 100%;
    height: 450px;
    background: #e9ecef;
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

.map-placeholder::after {
    content: "Google Map Interaction";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--text-muted);
}

footer {
    background: #111;
    color: rgba(255,255,255,0.7);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-logo {
    color: var(--white);
    margin-bottom: 20px;
}

.footer-col h4 {
    color: var(--white);
    margin-bottom: 25px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    text-align: center;
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 992px) {
    h1 { font-size: 2.75rem; }
    .about-split, .contact-split {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero-btns { flex-direction: column; }
    .form-grid { grid-template-columns: 1fr; }
}