@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@400;500;700;800&display=swap');

:root {
    --primary-blue: #0d47a1;
    --primary-light: #1976d2;
    --soft-blue: #e3f2fd;
    --mint-green: #1abc9c;
    --mint-soft: #e8f8f5;
    --text-dark: #2c3e50;
    --text-muted: #64748b;
    --bg-light: #f8fafc;
    --white: #ffffff;
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.025);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    line-height: 1.7;
    background-color: var(--bg-light);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    color: var(--primary-blue);
    line-height: 1.2;
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: var(--primary-light);
    transition: var(--transition);
}

a:hover {
    color: var(--primary-blue);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header & Navigation */
header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
}

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

.logo {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-blue);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

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

.nav-links a {
    color: var(--text-dark);
    font-weight: 500;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--soft-blue) 0%, var(--mint-soft) 100%);
    padding: 5rem 0 6rem;
    text-align: center;
    border-bottom-left-radius: 50px;
    border-bottom-right-radius: 50px;
}

.hero h1 {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(90deg, var(--primary-blue), var(--mint-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.125rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 30px;
    font-weight: 600;
    font-family: 'Outfit', sans-serif;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--primary-light);
    color: var(--white);
    box-shadow: 0 4px 14px 0 rgba(25, 118, 210, 0.39);
}

.btn-primary:hover {
    background-color: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(25, 118, 210, 0.4);
}

/* Article Grid */
.articles-section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 3rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.05);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.card-img-wrapper {
    position: relative;
    padding-top: 60%;
    overflow: hidden;
    background-color: var(--soft-blue);
}

.card-img-wrapper img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.card:hover .card-img-wrapper img {
    transform: scale(1.05);
}

.card-content {
    padding: 1.5rem;
}

.category-tag {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
    color: var(--mint-green);
    margin-bottom: 0.5rem;
    display: block;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.card-title a {
    color: var(--text-dark);
}

.card-title a:hover {
    color: var(--primary-light);
}

.card-excerpt {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.read-more {
    font-weight: 600;
    font-size: 0.9rem;
    font-family: 'Outfit', sans-serif;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.read-more::after {
    content: '→';
    transition: var(--transition);
}

.read-more:hover::after {
    transform: translateX(5px);
}

/* Article Page Layout */
.article-header {
    padding: 4rem 0 2rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.article-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.article-meta {
    color: var(--text-muted);
    font-size: 0.9rem;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.hero-image-container {
    max-width: 1000px;
    margin: 2rem auto 4rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.hero-image-container img {
    width: 100%;
    height: auto;
    display: block;
}

.article-body {
    max-width: 750px;
    margin: 0 auto;
    background: var(--white);
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 5rem;
}

.article-body h2 {
    font-size: 1.8rem;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--soft-blue);
}

.article-body h3 {
    font-size: 1.4rem;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.article-body p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--text-dark);
}

.article-body ul, .article-body ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
    font-size: 1.1rem;
}

.article-body li {
    margin-bottom: 0.5rem;
}

.article-body img {
    width: 100%;
    border-radius: var(--radius-md);
    margin: 2rem 0;
    box-shadow: var(--shadow-sm);
}

.clinic-highlight {
    background: var(--mint-soft);
    border-left: 4px solid var(--mint-green);
    padding: 1.5rem;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: 2rem 0;
}

.clinic-highlight p {
    margin: 0;
    font-weight: 500;
}

.clinic-highlight a {
    color: var(--primary-blue);
    font-weight: 700;
    text-decoration: underline;
    text-decoration-color: var(--mint-green);
    text-decoration-thickness: 2px;
}

/* Footer */
footer {
    background-color: var(--text-dark);
    color: rgba(255,255,255,0.8);
    padding: 4rem 0 2rem;
    margin-top: auto;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h3 {
    color: var(--white);
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.footer-col p {
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

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

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255,255,255,0.8);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--mint-green);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .article-header h1 {
        font-size: 2rem;
    }
    
    .article-body {
        padding: 1.5rem;
    }
    
    .nav-links {
        display: none; /* In a real app, add a hamburger menu */
    }
}