@import url('https://fonts.googleapis.com/css2?family=Inter:opsz,wght@14..32,300;14..32,400;14..32,500;14..32,600;14..32,700&display=swap');

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

body {
    font-family: 'Inter', sans-serif;
    background-color: #f8f9fc;
    color: #1a1a2e;
    line-height: 1.6;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    z-index: 1000;
    padding: 16px 0;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, #2d6a4f, #1b4332);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.nav a {
    text-decoration: none;
    color: #2d3e50;
    font-weight: 500;
    transition: color 0.25s ease;
}

.nav a:hover {
    color: #2d6a4f;
}

/* Hero */
.hero {
    background: linear-gradient(135deg, #e8f0ed 0%, #d4e4dc 100%);
    border-radius: 32px;
    margin: 40px 0 48px;
    padding: 60px 48px;
    text-align: center;
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    color: #1b4332;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.hero p {
    font-size: 20px;
    color: #2d3e50;
    max-width: 600px;
    margin: 0 auto;
}

/* Cards grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 32px;
    margin: 48px 0;
}

.card {
    background: #ffffff;
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
    text-decoration: none;
    color: inherit;
    display: block;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 35px rgba(0, 0, 0, 0.1);
}

.card-img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.card-content {
    padding: 24px;
}

.card h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 12px;
    line-height: 1.4;
}

.card p {
    color: #5a6e7a;
    font-size: 15px;
}

/* Two Columns (Article + Sidebar) */
.two-columns {
    display: flex;
    gap: 48px;
    margin: 48px 0;
    flex-wrap: wrap;
}

.main-content {
    flex: 2.5;
    min-width: 0;
}

.sidebar {
    flex: 1.2;
    min-width: 260px;
}

/* Article styling */
article {
    background: white;
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
}

article h1 {
    font-size: 38px;
    font-weight: 700;
    color: #1b4332;
    margin-bottom: 20px;
    line-height: 1.3;
}

article h2 {
    font-size: 26px;
    font-weight: 600;
    margin: 32px 0 16px;
    color: #1b4332;
}

article h3 {
    font-size: 20px;
    font-weight: 600;
    margin: 24px 0 12px;
    color: #2d6a4f;
}

article p {
    margin-bottom: 20px;
    font-size: 17px;
}

article ul, article ol {
    margin: 20px 0 20px 28px;
}

article li {
    margin-bottom: 8px;
}

.article-img {
    width: 100%;
    border-radius: 20px;
    margin: 24px 0;
    max-height: 500px;
    object-fit: cover;
}

/* Sidebar */
.sidebar-widget {
    background: white;
    border-radius: 20px;
    padding: 28px;
    margin-bottom: 32px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.04);
}

.sidebar-widget h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #1b4332;
    border-left: 4px solid #2d6a4f;
    padding-left: 16px;
}

.sidebar-articles {
    list-style: none;
}

.sidebar-articles li {
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid #eef2f0;
}

.sidebar-articles a {
    text-decoration: none;
    font-weight: 500;
    color: #1a1a2e;
    transition: color 0.2s;
}

.sidebar-articles a:hover {
    color: #2d6a4f;
}

/* Ad blocks */
.ad-block {
    background: #f0f3f5;
    border-radius: 16px;
    padding: 24px;
    text-align: center;
    margin: 24px 0;
    border: 1px dashed #cbd5e1;
    font-size: 14px;
    color: #5a6e7a;
}

/* Footer */
.footer {
    background: #0f2c24;
    color: #cbd5e1;
    padding: 56px 0 32px;
    margin-top: 64px;
}

.footer .container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
}

.footer-col h4 {
    color: white;
    margin-bottom: 20px;
    font-size: 18px;
}

.footer-col a {
    color: #cbd5e1;
    text-decoration: none;
    display: block;
    margin-bottom: 10px;
    transition: color 0.2s;
}

.footer-col a:hover {
    color: #74c69d;
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid #2d4a3e;
    margin-top: 40px;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    .hero {
        padding: 40px 24px;
    }
    .hero h1 {
        font-size: 32px;
    }
    article {
        padding: 24px;
    }
    .two-columns {
        flex-direction: column;
    }
    .header .container {
        flex-direction: column;
    }
    .cards-grid {
        grid-template-columns: 1fr;
    }
}