/* Blog styles — extends main site styles.css */

/* Blog Layout */
.blog-header {
    padding: 140px 0 48px;
    background: linear-gradient(180deg, var(--white) 0%, var(--gray-50) 100%);
}

.blog-header .container {
    max-width: 800px;
}

.blog-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: .85rem;
    color: var(--gray-400);
    margin-bottom: 24px;
}

.blog-breadcrumb a {
    color: var(--blue-600);
    text-decoration: none;
}

.blog-breadcrumb a:hover {
    text-decoration: underline;
}

.blog-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 20px;
    font-size: .85rem;
    color: var(--gray-500);
}

.blog-tag {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--blue-50);
    color: var(--blue-600);
    font-size: .78rem;
    font-weight: 600;
    border-radius: 100px;
    border: 1px solid var(--blue-200);
}

.blog-tag.pillar {
    background-color: var(--purple-50);
    color: var(--purple-500);
    border-color: #c4b5fd;
}

.blog-tag.comparison {
    background-color: var(--orange-50);
    color: var(--orange-500);
    border-color: #fed7aa;
}

.blog-header h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -.03em;
    color: var(--gray-900);
    line-height: 1.15;
}

.blog-header .subtitle {
    font-size: 1.15rem;
    color: var(--gray-500);
    margin-top: 16px;
    line-height: 1.7;
}

/* Article Body */
.blog-body {
    padding: 56px 0 96px;
    background-color: var(--white);
}

.blog-body .container {
    max-width: 760px;
}

.blog-body h2 {
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-top: 48px;
    margin-bottom: 16px;
    letter-spacing: -.02em;
}

.blog-body h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-top: 36px;
    margin-bottom: 12px;
}

.blog-body p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--gray-600);
    margin-bottom: 20px;
}

.blog-body strong {
    color: var(--gray-800);
}

.blog-body ul,
.blog-body ol {
    margin: 16px 0 24px 24px;
    color: var(--gray-600);
}

.blog-body li {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 8px;
}

/* Callout / Highlight Box */
.callout {
    padding: 24px 28px;
    border-radius: var(--radius);
    margin: 32px 0;
    border-left: 4px solid;
}

.callout.blue {
    background-color: var(--blue-50);
    border-color: var(--blue-600);
}

.callout.orange {
    background-color: var(--orange-50);
    border-color: var(--orange-500);
}

.callout.green {
    background-color: var(--green-50);
    border-color: var(--green-600);
}

.callout.purple {
    background-color: var(--purple-50);
    border-color: var(--purple-500);
}

.callout p {
    margin-bottom: 0;
    font-size: 1rem;
}

.callout p + p {
    margin-top: 12px;
}

.callout strong {
    color: var(--gray-900);
}

/* Stat Highlight */
.stat-highlight {
    text-align: center;
    padding: 40px 32px;
    margin: 36px 0;
    background-color: var(--gray-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

.stat-highlight .big-number {
    display: block;
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--blue-600);
    letter-spacing: -.04em;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-highlight .stat-context {
    font-size: 1rem;
    color: var(--gray-500);
    margin-bottom: 0;
}

/* Comparison Table */
.compare-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: 32px 0;
    font-size: .92rem;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--gray-200);
}

.compare-table thead th {
    background-color: var(--gray-900);
    color: var(--white);
    padding: 14px 20px;
    text-align: left;
    font-weight: 600;
    font-size: .85rem;
}

.compare-table thead th:first-child {
    width: 35%;
}

.compare-table tbody td {
    padding: 12px 20px;
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-700);
    vertical-align: top;
}

.compare-table tbody tr:nth-child(even) {
    background-color: var(--gray-50);
}

.compare-table .winner {
    color: var(--green-600);
    font-weight: 600;
}

.compare-table .neutral {
    color: var(--gray-500);
}

.compare-table .loser {
    color: var(--red-500);
}

/* Blog CTA */
.blog-cta {
    text-align: center;
    padding: 48px 40px;
    margin: 48px 0 0;
    background: linear-gradient(135deg, var(--gray-900) 0%, #1e293b 100%);
    border-radius: var(--radius-xl);
    color: var(--white);
}

.blog-cta h3 {
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: 12px;
    margin-top: 0;
}

.blog-cta p {
    color: var(--gray-400);
    margin-bottom: 24px;
    font-size: 1rem;
}

.blog-cta .btn-primary {
    background-color: var(--white);
    color: var(--gray-900);
    font-weight: 700;
}

.blog-cta .btn-primary:hover {
    background-color: var(--gray-100);
}

/* Blockquote */
.blog-body blockquote {
    margin: 32px 0;
    padding: 20px 24px;
    border-left: 4px solid var(--blue-600);
    background-color: var(--gray-50);
    border-radius: 0 var(--radius) var(--radius) 0;
}

.blog-body blockquote p {
    font-style: italic;
    color: var(--gray-700);
    margin-bottom: 0;
    font-size: 1.1rem;
}

.blog-body blockquote cite {
    display: block;
    margin-top: 8px;
    font-size: .85rem;
    color: var(--gray-500);
    font-style: normal;
}

/* TOC (for pillar pages) */
.toc {
    padding: 24px 28px;
    background-color: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    margin-bottom: 40px;
}

.toc h4 {
    font-size: .85rem;
    font-weight: 700;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-bottom: 12px;
}

.toc ol {
    margin: 0 0 0 20px;
    color: var(--gray-600);
}

.toc li {
    font-size: .95rem;
    margin-bottom: 6px;
    line-height: 1.5;
}

.toc a {
    color: var(--blue-600);
    text-decoration: none;
}

.toc a:hover {
    text-decoration: underline;
}

/* Blog Index */
.blog-index-header {
    padding: 140px 0 48px;
    text-align: center;
    background: linear-gradient(180deg, var(--white) 0%, var(--gray-50) 100%);
}

.blog-index-header h1 {
    margin-bottom: 12px;
}

.blog-index-header p {
    font-size: 1.1rem;
    max-width: 540px;
    margin: 0 auto;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 28px;
    padding: 56px 0 96px;
}

.blog-card {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: all .25s ease;
    text-decoration: none;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    border-color: var(--blue-200);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.blog-card .blog-tag {
    align-self: flex-start;
    margin-bottom: 16px;
}

.blog-card h3 {
    font-size: 1.15rem;
    color: var(--gray-900);
    margin-bottom: 8px;
    line-height: 1.3;
}

.blog-card p {
    font-size: .9rem;
    color: var(--gray-500);
    flex-grow: 1;
    margin-bottom: 16px;
}

.blog-card .read-more {
    font-size: .85rem;
    font-weight: 600;
    color: var(--blue-600);
}

/* Responsive */
@media (max-width: 768px) {
    .blog-header {
        padding: 120px 0 36px;
    }

    .blog-body h2 {
        font-size: 1.4rem;
    }

    .blog-cta {
        padding: 36px 24px;
    }

    .stat-highlight .big-number {
        font-size: 2.5rem;
    }

    .compare-table {
        font-size: .82rem;
    }

    .compare-table thead th,
    .compare-table tbody td {
        padding: 10px 12px;
    }

    .blog-grid {
        grid-template-columns: 1fr;
    }
}