/* Hero Section */

.hero {
    margin-top: 70px;
    padding: 80px 5% 60px;
    background: linear-gradient(135deg, #ffffff 0%, #f7fffe 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -15%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(53, 209, 209, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 52px;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 20px;
    line-height: 1.1;
    letter-spacing: -1px;
}

.hero-content .highlight {
    color: #35D1D1;
}

.hero-content p {
    font-size: 18px;
    color: #718096;
    margin-bottom: 32px;
    line-height: 1.7;
}


/* Filter Section */

.filter-section {
    padding: 40px 5%;
    background: white;
    border-bottom: 1px solid rgba(53, 209, 209, 0.1);
}

.filter-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    gap: 16px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn {
    padding: 10px 24px;
    border: 2px solid #e2e8f0;
    background: white;
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    color: #4a5568;
    transition: all 0.3s;
}

.filter-btn:hover,
.filter-btn.active {
    background: #35D1D1;
    color: white;
    border-color: #35D1D1;
    transform: translateY(-2px);
}


/* Featured Post */

.featured-section {
    padding: 60px 5%;
    background: white;
}

.featured-container {
    max-width: 1400px;
    margin: 0 auto;
}

.featured-label {
    display: inline-block;
    background: linear-gradient(135deg, #35D1D1 0%, #2bb8b8 100%);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
    letter-spacing: 0.5px;
}

.featured-post {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 48px;
    align-items: center;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(53, 209, 209, 0.1);
    box-shadow: 0 10px 40px rgba(53, 209, 209, 0.1);
}

.featured-image {
    height: 450px;
    background: linear-gradient(135deg, #35D1D1 0%, #2bb8b8 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 120px;
    position: relative;
    overflow: hidden;
}

.featured-image::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.featured-content {
    padding: 40px 48px 40px 0;
}

.featured-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.meta-tag {
    background: rgba(53, 209, 209, 0.1);
    color: #35D1D1;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.meta-date {
    color: #718096;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.featured-content h2 {
    font-size: 36px;
    color: #1a202c;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.2;
}

.featured-content p {
    font-size: 16px;
    color: #718096;
    line-height: 1.7;
    margin-bottom: 24px;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #35D1D1;
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    transition: all 0.3s;
}

.read-more:hover {
    gap: 12px;
}


/* Blog Grid */

.blog-section {
    padding: 60px 5%;
    background: #f7fffe;
}

.blog-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-size: 32px;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 40px;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 32px;
}

.blog-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(53, 209, 209, 0.1);
    transition: all 0.3s;
    cursor: pointer;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(53, 209, 209, 0.15);
}

.blog-image {
    height: 220px;
    background: linear-gradient(135deg, #e0f7f7 0%, #d1f2f2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    position: relative;
    overflow: hidden;
}

.blog-image::before {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -20%;
    width: 300px;
    height: 300px;
    background: rgba(53, 209, 209, 0.15);
    border-radius: 50%;
}

.blog-body {
    padding: 28px;
}

.blog-meta {
    display: flex;
    gap: 12px;
    margin-bottom: 14px;
    flex-wrap: wrap;
    align-items: center;
}

.blog-card h3 {
    font-size: 20px;
    color: #1a202c;
    font-weight: 600;
    margin-bottom: 12px;
    line-height: 1.3;
}

.blog-card p {
    font-size: 15px;
    color: #718096;
    line-height: 1.6;
    margin-bottom: 20px;
}

.blog-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid rgba(53, 209, 209, 0.1);
}

.author-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.author-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, #35D1D1 0%, #2bb8b8 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 14px;
}

.author-name {
    font-size: 14px;
    color: #4a5568;
    font-weight: 600;
}

.read-time {
    font-size: 13px;
    color: #a0aec0;
}


/* Newsletter */

.newsletter {
    padding: 80px 5%;
    background: linear-gradient(135deg, #35D1D1 0%, #2bb8b8 100%);
    position: relative;
    overflow: hidden;
}

.newsletter::before {
    content: '';
    position: absolute;
    top: -40%;
    right: -15%;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.newsletter-container {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.newsletter h2 {
    font-size: 36px;
    color: white;
    font-weight: 700;
    margin-bottom: 16px;
}

.newsletter p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
}

.newsletter-form {
    display: flex;
    gap: 12px;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-input {
    flex: 1;
    padding: 16px 20px;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    outline: none;
}

.newsletter-btn {
    padding: 16px 32px;
    background: #1a202c;
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.newsletter-btn:hover {
    background: #2d3748;
    transform: translateY(-2px);
}


/* Responsive */

@media (max-width: 1024px) {
    .featured-post {
        grid-template-columns: 1fr;
    }
    .featured-image {
        height: 350px;
    }
    .featured-content {
        padding: 40px;
    }
    .hero-content h1 {
        font-size: 42px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .hero {
        padding: 60px 5% 40px;
    }
    .hero-content h1 {
        font-size: 36px;
    }
    .hero-content p {
        font-size: 16px;
    }
    .featured-section {
        padding: 40px 5%;
    }
    .featured-content {
        padding: 32px 24px;
    }
    .featured-content h2 {
        font-size: 28px;
    }
    .blog-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .newsletter h2 {
        font-size: 28px;
    }
    .newsletter-form {
        flex-direction: column;
    }
    .newsletter-btn {
        width: 100%;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .logo {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 28px;
    }
    .featured-content h2 {
        font-size: 24px;
    }
    .section-title {
        font-size: 26px;
    }
    .blog-grid {
        grid-template-columns: 1fr;
    }
    .filter-btn {
        font-size: 13px;
        padding: 8px 18px;
    }
}