:root {
    --primary-color: #0077b6;
    --secondary-color: #00b4d8;
    --dark-color: #03045e;
    --light-color: #caf0f8;
    --text-color: #333;
    --white: #ffffff;
    --gray: #f4f4f4;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--white);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Header & Nav */
header {
    background-color: var(--white);
    padding: 1rem 5%;
    position: sticky;
    top: 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-color);
    font-family: 'Playfair Display', serif;
}

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

nav ul {
    display: flex;
    list-style: none;
    align-items: center;
}

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: var(--primary-color);
}

.btn-nav {
    background-color: var(--primary-color);
    color: var(--white) !important;
    padding: 0.5rem 1.5rem;
    border-radius: 5px;
}

/* Hero Section */
.hero {
    height: 80vh;
    background: linear-gradient(135deg, var(--dark-color) 0%, var(--primary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding: 0 10%;
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
    font-family: 'Playfair Display', serif;
}

.subtitle {
    font-size: 1.8rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 2rem;
}

.btn-primary {
    display: inline-block;
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s, background-color 0.3s;
    margin-right: 1rem;
}

.btn-primary:hover {
    background-color: #0096c7;
    transform: translateY(-3px);
}

.btn-secondary {
    display: inline-block;
    border: 2px solid var(--white);
    color: var(--white);
    padding: 0.9rem 2.4rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s, color 0.3s;
}

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

/* About Section */
.about {
    padding: 5rem 0;
    background-color: var(--gray);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

.stats {
    display: flex;
    margin-top: 2rem;
}

.stat-item {
    margin-right: 3rem;
}

.stat-item h3 {
    font-size: 2rem;
    color: var(--primary-color);
}

/* Articles Section */
.articles {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 4rem;
    color: var(--dark-color);
}

.article-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.article-card {
    background-color: var(--white);
    padding: 3rem 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    text-align: center;
    transition: transform 0.3s;
}

.article-card:hover {
    transform: translateY(-10px);
}

.article-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

/* CTA Section */
.cta {
    padding: 5rem 0;
    background-color: var(--dark-color);
    color: var(--white);
    text-align: center;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.cta p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
}

.btn-large {
    font-size: 1.2rem;
    padding: 1.2rem 3rem;
}

/* Footer */
footer {
    padding: 2rem;
    text-align: center;
    background-color: #eee;
}

@media (max-width: 768px) {
    .about-grid, .article-grid {
        grid-template-columns: 1fr;
    }
    .hero-content h1 {
        font-size: 2.5rem;
    }
}