/*
 * STYLES FOR BLOG PAGE (library.css)
 * These styles are added on top of the main style.css
 * and will not affect other pages.
 * Author: Gemini (Corrected version)
 * Date: 20.09.2025
 */

/* ----------------------------- */
/* ----- BLOG PAGE STYLES ------ */
/* ----------------------------- */

/* Hero Section Styling */
.blog-hero {
    padding: 6rem;
    background: linear-gradient(136deg, #4f46e5, #0d9488);
    color: var(--color-white);
    text-align: center;

	background-image: linear-gradient(to right, #4f46e5, #9333ea, #0d9488);
}
.blog-hero h1 {
    color: var(--color-white);
    font-size: 6rem;
    margin-bottom: 1rem;
}
.blog-hero p {
    font-size: 1.875rem;
	line-height: 2.25rem;
    max-width: 56rem;
    margin: 0 auto;
    opacity: 0.9;
}

/* Filter Buttons Section */
.blog-filter {
    padding: 3rem 1rem 0;
}
.filter-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
}
.filter-buttons button {
    padding: 0.75rem 1.75rem;
    border-radius: 50px;
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-light);
    color: var(--color-text);
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}
.filter-buttons button:hover {
    background-color: #e5e7eb;
    border-color: #d1d5db;
}
.filter-buttons button.active {
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    border-color: transparent;
    box-shadow: var(--shadow);
}

/* Main content section padding override */
.section-blog-content {
    padding-top: 4rem;
}

/* Article Grid and Cards */
.article-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.article-card {
    background-color: var(--color-white);
    border-radius: 1.5rem;
    box-shadow: var(--shadow);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
}
.article-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

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

.article-card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}
.article-card-content h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--color-dark);
}
.article-card-content p {
    flex-grow: 1;
    margin-bottom: 1.5rem;
    color: var(--color-text-light);
}

.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}
.article-category {
    padding: 0.25rem 0.8rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    background-color: #eef2ff;
    color: var(--color-primary);
    text-align: center;
}
.article-read-time {
    font-size: 0.9rem;
    color: var(--color-text-light);
    text-align: center;
}

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}
.article-date {
    font-size: 0.9rem;
    color: var(--color-text-light);
}
.article-read-more {
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--color-primary);
}
.article-read-more i {
    transition: transform 0.3s ease;
}
.article-read-more:hover i {
    transform: translateX(4px);
}

/* Newsletter Section */
.newsletter-section {
    background-color: var(--color-white);
}
.newsletter-section .container {
    padding: 0;
}
.newsletter-box {
    text-align: center;
    padding: 4rem 1.5rem;
    background-color: #f5f3ff;
    border-radius: 1.5rem;
}
.newsletter-box h2 {
    margin-bottom: 1rem;
}
.newsletter-box p {
    max-width: 500px;
    margin: 0 auto 2rem auto;
    color: var(--color-text-light);
}
.newsletter-form {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}
.newsletter-form input {
    min-width: 300px;
    padding: 0.9rem 1.5rem;
    border-radius: 50px;
    border: 1px solid var(--color-border);
    font-size: 1rem;
}
.newsletter-form input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

/* Special Footer Grid for Blog Page */
.footer-grid-blog {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
}

/* ------------------------- */
/* ----- MEDIA QUERIES ----- */
/* ------------------------- */
@media (max-width: 1024px) {
    .article-grid {
        grid-template-columns: 1fr 1fr;
    }
    .footer-grid-blog {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .blog-hero {
        margin: 0;
        border-radius: 0;
        padding: 4rem 1rem;
    }
    .blog-hero h1 {
        font-size: 2.5rem;
    }
    .article-grid {
        grid-template-columns: 1fr;
    }
    .newsletter-box {
        padding: 3rem 1.5rem;
    }
    .newsletter-form input {
        min-width: auto;
        width: 100%;
    }
    /* Override main footer grid for blog page on mobile */
    .footer-grid-blog {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-grid-blog .footer-about .logo,
    .footer-grid-blog .footer-contacts li {
        justify-content: center;
    }
}