/* ===================================
   Pages.css — Shared styles for FAQ, Blog, Article pages
   Extends styles.css with page-specific components
   =================================== */

/* ===================================
   Active Nav Link
   =================================== */
.nav-link.active {
    color: var(--primary-color);
    font-weight: 600;
}
.nav-link.active::after {
    width: 100%;
}

/* ===================================
   Breadcrumbs
   =================================== */
.breadcrumbs {
    background: var(--bg-light);
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
}

.breadcrumb-item a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-gray);
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

.breadcrumb-item a:hover {
    color: var(--primary-color);
}

.breadcrumb-item.current {
    color: var(--text-dark);
    font-size: 14px;
    font-weight: 600;
}

.breadcrumb-separator {
    color: var(--text-light);
    display: flex;
    align-items: center;
}

/* ===================================
   Page Hero
   =================================== */
.page-hero {
    padding: 60px 0 40px;
    background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg-white) 100%);
}

.page-hero-content {
    max-width: 700px;
    text-align: center;
    margin: 0 auto;
}

.page-hero-title {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--section-title-color);
}

.page-hero-description {
    font-size: 18px;
    color: var(--text-gray);
    line-height: 1.7;
}

@media (max-width: 768px) {
    .page-hero-title {
        font-size: 32px;
    }
    .page-hero-description {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .page-hero-title {
        font-size: 26px;
    }
}

/* ===================================
   FAQ Page Styles
   =================================== */

/* Category Filter Buttons */
.faq-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 48px;
}

.faq-cat-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    background: var(--bg-white);
    color: var(--text-gray);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.faq-cat-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.faq-cat-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-color: transparent;
}

.faq-cat-btn.active svg {
    stroke: white;
}

@media (max-width: 768px) {
    .faq-cat-btn {
        padding: 8px 14px;
        font-size: 13px;
    }
}

/* FAQ Section Groups */
.faq-page-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-section-group {
    margin-bottom: 48px;
}

.faq-section-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.faq-section-header h2 {
    font-size: 26px;
    font-weight: 700;
    color: var(--section-title-color);
    margin: 0;
}

.faq-section-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.faq-section-icon.purple { background: linear-gradient(135deg, #a78bfa, var(--primary-color)); }
.faq-section-icon.blue { background: linear-gradient(135deg, #60a5fa, var(--secondary-color)); }
.faq-section-icon.green { background: linear-gradient(135deg, #34d399, var(--accent-green)); }
.faq-section-icon.orange { background: linear-gradient(135deg, #fbbf24, var(--accent-orange)); }
.faq-section-icon.red { background: linear-gradient(135deg, #f87171, var(--accent-red)); }
.faq-section-icon.teal { background: linear-gradient(135deg, #2dd4bf, var(--accent-teal)); }

/* FAQ Item Toggle Icon */
.faq-toggle-icon {
    display: flex;
    align-items: center;
    color: var(--primary-color);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-item.active .faq-toggle-icon {
    transform: rotate(45deg);
}

/* FAQ Answer Lists */
.faq-answer ol,
.faq-answer ul {
    padding: 0 24px 16px;
    margin-left: 20px;
}
.faq-answer ol { list-style: decimal; }
.faq-answer ul { list-style: disc; }
.faq-answer li {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-gray);
    margin-bottom: 6px;
}
.faq-answer a {
    color: var(--primary-color);
    text-decoration: underline;
}

@media (max-width: 768px) {
    .faq-section-header h2 {
        font-size: 22px;
    }
}

/* ===================================
   Blog Grid
   =================================== */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 32px;
}

@media (max-width: 480px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }
}

.blog-card {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.blog-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 10px;
}

.blog-card-category {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-light);
    color: var(--primary-color);
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
}

.blog-card-date {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-light);
    font-size: 13px;
    font-weight: 500;
}

.blog-card-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--section-title-color);
    margin-bottom: 12px;
    line-height: 1.3;
}

.blog-card-title a {
    color: inherit;
    text-decoration: none;
}
.blog-card-title a:hover {
    color: var(--primary-color);
}

.blog-card-excerpt {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-gray);
    margin-bottom: 20px;
    flex-grow: 1;
}

.blog-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.blog-read-time {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-light);
    font-size: 13px;
    font-weight: 500;
}

.blog-read-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 600;
    transition: gap 0.2s ease;
}
.blog-read-more:hover {
    gap: 10px;
    color: var(--primary-dark);
}

/* ===================================
   Article Page
   =================================== */
.article-container {
    max-width: 820px;
    margin: 0 auto;
}

.article-meta-top {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 24px;
}

.article-category,
.article-date,
.article-read-time {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-gray);
}

.article-category {
    background: var(--bg-light);
    color: var(--primary-color);
    padding: 6px 14px;
    border-radius: 8px;
    font-weight: 600;
}

.article-title {
    font-size: 42px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--section-title-color);
}

.article-lead {
    font-size: 20px;
    line-height: 1.7;
    color: var(--text-gray);
    margin-bottom: 40px;
    padding-bottom: 32px;
    border-bottom: 2px solid var(--border-color);
}

@media (max-width: 768px) {
    .article-title {
        font-size: 30px;
    }
    .article-lead {
        font-size: 17px;
    }
}

@media (max-width: 480px) {
    .article-title {
        font-size: 24px;
    }
}

/* Table of Contents */
.toc-box {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 28px 32px;
    margin-bottom: 48px;
}

.toc-header {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 700;
    color: var(--section-title-color);
    margin-bottom: 16px;
}

.toc-list {
    margin: 0;
    padding-left: 20px;
    list-style: decimal;
}

.toc-list li {
    margin-bottom: 8px;
}

.toc-list a {
    color: var(--primary-color);
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
}
.toc-list a:hover {
    text-decoration: underline;
    color: var(--primary-dark);
}

/* Article Sections */
.article-section {
    margin-bottom: 48px;
}

.article-section-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.article-section-header h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--section-title-color);
    margin: 0;
}

.article-section-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.article-section-icon.purple { background: linear-gradient(135deg, #a78bfa, var(--primary-color)); }
.article-section-icon.blue { background: linear-gradient(135deg, #60a5fa, var(--secondary-color)); }
.article-section-icon.green { background: linear-gradient(135deg, #34d399, var(--accent-green)); }
.article-section-icon.orange { background: linear-gradient(135deg, #fbbf24, var(--accent-orange)); }
.article-section-icon.red { background: linear-gradient(135deg, #f87171, var(--accent-red)); }
.article-section-icon.teal { background: linear-gradient(135deg, #2dd4bf, var(--accent-teal)); }

.article-section p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-gray);
    margin-bottom: 16px;
}

.article-section h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--section-title-color);
    margin-top: 28px;
    margin-bottom: 12px;
}

.article-section ul,
.article-section ol {
    margin-left: 20px;
    margin-bottom: 20px;
}
.article-section ul { list-style: disc; }
.article-section ol { list-style: decimal; }

.article-section li {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-gray);
    margin-bottom: 8px;
    padding-left: 4px;
}

.article-section a {
    color: var(--primary-color);
    text-decoration: underline;
}
.article-section a:hover {
    color: var(--primary-dark);
}

.article-section strong {
    color: var(--text-dark);
}

@media (max-width: 768px) {
    .article-section-header h2 {
        font-size: 24px;
    }
    .article-section h3 {
        font-size: 20px;
    }
}

/* Article Tables */
.article-table-wrapper {
    overflow-x: auto;
    margin-bottom: 24px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.article-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 15px;
}

.article-table thead {
    background: var(--bg-light);
}

.article-table th {
    padding: 14px 18px;
    text-align: left;
    font-weight: 700;
    color: var(--section-title-color);
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.article-table td {
    padding: 12px 18px;
    color: var(--text-gray);
    border-bottom: 1px solid var(--border-color);
    line-height: 1.6;
}

.article-table tbody tr:last-child td {
    border-bottom: none;
}

.article-table tbody tr:hover {
    background: var(--bg-light);
}

/* Author Box */
.author-box {
    background: var(--bg-light);
    border-radius: 16px;
    padding: 28px 32px;
    margin-bottom: 40px;
    border: 1px solid var(--border-color);
}

.author-info {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.author-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: white;
}

.author-name {
    font-size: 18px;
    color: var(--section-title-color);
    display: block;
    margin-bottom: 6px;
}

.author-bio {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-gray);
    margin: 0;
}

@media (max-width: 480px) {
    .author-info {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

/* Related Articles */
.related-articles {
    margin-top: 40px;
    padding-top: 40px;
    border-top: 2px solid var(--border-color);
}

.related-articles h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--section-title-color);
    margin-bottom: 20px;
}

.related-grid {
    display: grid;
    gap: 16px;
}

.related-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    transition: all 0.2s ease;
    text-decoration: none;
}

.related-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.related-card-icon {
    width: 44px;
    height: 44px;
    background: var(--bg-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--primary-color);
}

.related-card strong {
    display: block;
    font-size: 16px;
    font-weight: 700;
    color: var(--section-title-color);
    margin-bottom: 4px;
}

.related-card p {
    font-size: 14px;
    color: var(--text-gray);
    margin: 0;
    line-height: 1.5;
}

/* ===================================
   FAQ Related Resource Cards
   =================================== */
.faq-resource-card {
    flex: 1;
    min-width: 280px;
    max-width: 450px;
    background: var(--bg-light);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 25px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.faq-resource-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    background: var(--bg-white);
}

.faq-resource-card-title {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin: 0 0 8px 0;
    font-weight: 700;
    transition: color 0.2s ease;
}

.faq-resource-card:hover .faq-resource-card-title {
    color: var(--primary-dark);
}

.faq-resource-card-desc {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin: 0;
    line-height: 1.6;
}