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

:root {
    --primary-blue: #1b5e3f;
    --light-blue: #2ecc71;
    --text-dark: #1a1a1a;
    --text-light: #555555;
    --bg-light: #f0f5f2;
    --white: #ffffff;
    --border: #d9e8dd;
}

html, body {
    margin: 0;
    padding: 0;
}

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

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

/* Navigation Bar */
.navbar {
    background-color: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-blue);
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    height: 60px;
    width: auto;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 35px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-size: 13px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--light-blue);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--light-blue) 100%);
    color: var(--white);
    padding: 100px 20px;
    text-align: center;
}

.hero-content h2 {
    font-size: 44px;
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.3;
    letter-spacing: -0.5px;
}

.hero-content .subtitle {
    font-size: 24px;
    font-weight: 300;
    margin-bottom: 15px;
    opacity: 0.95;
}

.hero-content .description {
    font-size: 16px;
    margin-bottom: 35px;
    opacity: 0.9;
}

/* CTA Buttons */
.cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 30px;
    font-size: 14px;
    font-weight: 600;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    letter-spacing: 0.5px;
}

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

.btn-primary:hover {
    background-color: var(--bg-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

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

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

/* Main Content */
.main-content {
    padding: 80px 0;
    background-color: var(--white);
}

.welcome-section,
.doctors-section,
.services-section {
    margin-bottom: 60px;
    padding: 40px 0;
}

.welcome-section h3,
.doctors-section h3,
.services-section h3 {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.welcome-section p,
.doctors-section p,
.services-section p {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 15px;
}

/* Clinic Gallery */
.clinic-gallery {
    margin-top: 80px;
    padding-top: 60px;
    border-top: 1px solid var(--border);
}

.clinic-gallery h3 {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 40px;
    text-align: center;
}

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

.gallery-item {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
}

/* Footer */
.footer {
    background-color: var(--bg-light);
    border-top: 1px solid var(--border);
    padding: 40px 0;
    text-align: center;
    margin-top: 60px;
}

.footer p {
    color: var(--text-light);
    font-size: 13px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        flex-direction: column;
        gap: 10px;
    }

    .nav-container {
        flex-direction: column;
        height: auto;
        padding: 15px 20px;
    }

    .logo {
        margin-bottom: 15px;
    }

    .hero-content h2 {
        font-size: 28px;
    }

    .hero-content .subtitle {
        font-size: 18px;
    }

    .hero {
        padding: 60px 20px;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .welcome-section h3,
    .doctors-section h3,
    .services-section h3 {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 16px;
    }

    .nav-links {
        gap: 8px;
    }

    .nav-links a {
        font-size: 11px;
    }

    .hero-content h2 {
        font-size: 22px;
    }

    .hero-content .subtitle {
        font-size: 16px;
    }

    .welcome-section h3,
    .doctors-section h3,
    .services-section h3 {
        font-size: 20px;
    }
}