/* ============================================================
   GYMFLOW BLOG — Shared Styles
   Extends main design system tokens from ../css/style.css
   ============================================================ */

/* ---- BLOG LAYOUT ---- */
.blog-header {
    padding-top: calc(var(--nav-height) + 60px);
    padding-bottom: 48px;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
}
.blog-header h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}
.blog-header p {
    color: var(--color-text-muted);
    font-size: 1.05rem;
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ---- BLOG GRID (index) ---- */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 2rem;
    padding: 60px 0 80px;
}
.blog-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border-2);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}
.blog-card:hover {
    border-color: rgba(229, 255, 61, .3);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}
.blog-card-tag {
    display: inline-block;
    font-family: var(--font-display);
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--color-primary);
    background: rgba(229, 255, 61, .08);
    border: 1px solid rgba(229, 255, 61, .2);
    border-radius: 100px;
    padding: 4px 12px;
    margin-bottom: 16px;
    width: fit-content;
}
.blog-card h2 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 800;
    line-height: 1.3;
    letter-spacing: -0.01em;
    margin-bottom: 12px;
}
.blog-card h2 a {
    color: var(--color-text);
    transition: color var(--transition-fast);
}
.blog-card h2 a:hover {
    color: var(--color-primary);
}
.blog-card p {
    color: var(--color-text-muted);
    font-size: .92rem;
    line-height: 1.65;
    flex: 1;
}
.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
    font-size: .8rem;
    color: var(--color-text-dim);
}
.blog-card-read {
    margin-left: auto;
    color: var(--color-primary);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: .82rem;
    transition: opacity var(--transition-fast);
}
.blog-card-read:hover { opacity: .7; }

/* ---- ARTICLE LAYOUT ---- */
.article-header {
    padding-top: calc(var(--nav-height) + 60px);
    padding-bottom: 40px;
    border-bottom: 1px solid var(--color-border);
}
.article-breadcrumb {
    font-size: .82rem;
    color: var(--color-text-dim);
    margin-bottom: 24px;
}
.article-breadcrumb a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}
.article-breadcrumb a:hover { color: var(--color-primary); }
.article-header h1 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 900;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 16px;
    max-width: 800px;
}
.article-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: .85rem;
    color: var(--color-text-muted);
}
.article-meta time { color: var(--color-text-dim); }

/* ---- ARTICLE BODY ---- */
.article-body {
    max-width: 760px;
    margin: 0 auto;
    padding: 48px 0 80px;
}
.article-body h2 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    margin: 48px 0 16px;
    color: var(--color-text);
}
.article-body h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    margin: 32px 0 12px;
    color: var(--color-text);
}
.article-body p {
    font-size: 1.02rem;
    line-height: 1.85;
    color: var(--color-text-muted);
    margin-bottom: 20px;
}
.article-body ul, .article-body ol {
    margin: 16px 0 24px 24px;
    color: var(--color-text-muted);
}
.article-body li {
    margin-bottom: 10px;
    line-height: 1.7;
    list-style: disc;
}
.article-body ol li { list-style: decimal; }
.article-body strong { color: var(--color-text); }
.article-body blockquote {
    border-left: 3px solid var(--color-primary);
    padding: 16px 24px;
    margin: 24px 0;
    background: rgba(229, 255, 61, .03);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-style: italic;
    color: var(--color-text-muted);
}

/* ---- CTA BOX ---- */
.article-cta {
    background: linear-gradient(135deg, rgba(229, 255, 61, .06), rgba(108, 99, 255, .06));
    border: 1px solid rgba(229, 255, 61, .2);
    border-radius: var(--radius-md);
    padding: 2rem;
    text-align: center;
    margin: 48px 0;
}
.article-cta h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--color-text) !important;
}
.article-cta p {
    color: var(--color-text-muted);
    margin-bottom: 20px;
    font-size: .95rem;
}
.article-cta .btn { display: inline-flex; }

/* ---- RELATED POSTS ---- */
.related-posts {
    padding: 60px 0 80px;
    border-top: 1px solid var(--color-border);
}
.related-posts h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 24px;
    text-align: center;
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

/* ---- MOBILE ---- */
@media (max-width: 768px) {
    .blog-grid { grid-template-columns: 1fr; }
    .article-body { padding: 32px 0 60px; }
    .article-header h1 { font-size: 1.6rem; }
}