/* ═══════════════════════════════════════════════════════
   Polymorpher – Blog Styles
   Blog Listing · Article Pages · Rich Content
   ═══════════════════════════════════════════════════════ */

/* ── Blog Hero Section ────────────────────────────────── */
.blog-hero {
    text-align: center;
    padding: 3rem 2rem 2rem;
    max-width: 820px;
    margin: 0 auto;
}

.blog-hero__title {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #fff 30%, var(--accent-hover) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
    margin-bottom: 0.75rem;
}

[data-theme="light"] .blog-hero__title {
    background: linear-gradient(135deg, #1e293b 30%, var(--accent) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.blog-hero__tagline {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ── Blog Article Grid ────────────────────────────────── */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 2rem;
    max-width: 1120px;
    margin: 0 auto;
    padding: 2rem 2rem 4rem;
}

.blog-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    overflow: hidden;
    transition: transform 0.35s cubic-bezier(.22, .61, .36, 1), box-shadow 0.35s, border-color 0.35s;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(99, 102, 241, 0.15);
    border-color: var(--accent-dim);
}

.blog-card__img-wrapper {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.blog-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(.22, .61, .36, 1);
}

.blog-card:hover .blog-card__img {
    transform: scale(1.08);
}

.blog-card__img-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60%;
    background: linear-gradient(transparent, rgba(15, 18, 30, 0.85));
    pointer-events: none;
}

.blog-card__body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card__tags {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.blog-tag {
    display: inline-block;
    padding: 0.2rem 0.65rem;
    border-radius: 2rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, var(--accent-dim), rgba(99, 102, 241, 0.15));
    color: var(--accent-hover);
    border: 1px solid var(--accent-dim);
}

.blog-tag--green {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.15), rgba(34, 197, 94, 0.08));
    color: #4ade80;
    border-color: rgba(34, 197, 94, 0.25);
}

.blog-tag--orange {
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.15), rgba(249, 115, 22, 0.08));
    color: #fb923c;
    border-color: rgba(249, 115, 22, 0.25);
}

.blog-tag--cyan {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.15), rgba(6, 182, 212, 0.08));
    color: #22d3ee;
    border-color: rgba(6, 182, 212, 0.25);
}

.blog-tag--pink {
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.15), rgba(236, 72, 153, 0.08));
    color: #f472b6;
    border-color: rgba(236, 72, 153, 0.25);
}

.blog-card__title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.4;
    margin-bottom: 0.5rem;
}

.blog-card__excerpt {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
    flex: 1;
}

.blog-card__meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.78rem;
    color: var(--text-muted);
    padding-top: 1rem;
    border-top: 1px solid var(--glass-border);
}

.blog-card__meta-item {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.blog-card__read-more {
    margin-left: auto;
    color: var(--accent);
    font-weight: 600;
    font-size: 0.82rem;
    transition: color 0.25s;
}

.blog-card:hover .blog-card__read-more {
    color: var(--accent-hover);
}

/* ── Article Page ─────────────────────────────────────── */
.article-hero {
    position: relative;
    width: 100%;
    height: 380px;
    overflow: hidden;
}

.article-hero__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
            rgba(15, 18, 30, 0.3) 0%,
            rgba(15, 18, 30, 0.7) 60%,
            var(--bg-dark) 100%);
}

.article-hero__content {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 820px;
    padding: 0 2rem;
}

.article-hero__tags {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.article-hero__title {
    font-size: 2.25rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.25;
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.4);
}

/* ── Article Meta Bar ─────────────────────────────────── */
.article-meta {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    max-width: 820px;
    margin: 1.5rem auto 0;
    padding: 0 2rem 1.5rem;
    border-bottom: 1px solid var(--glass-border);
    flex-wrap: wrap;
}

.article-meta__item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.article-meta__item svg {
    opacity: 0.6;
}

/* ── Article Content ──────────────────────────────────── */
.article-content {
    max-width: 820px;
    margin: 0 auto;
    padding: 2.5rem 2rem 4rem;
    line-height: 1.8;
}

.article-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 2.5rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--glass-border);
}

.article-content h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 1.75rem;
    margin-bottom: 0.5rem;
}

.article-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.25rem;
}

.article-content p strong {
    color: var(--text-primary);
    font-weight: 600;
}

.article-content ul,
.article-content ol {
    padding-left: 1.5rem;
    margin-bottom: 1.25rem;
}

.article-content li {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    line-height: 1.7;
}

.article-content li strong {
    color: var(--text-primary);
}

.article-content a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.25s;
}

.article-content a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

/* ── Code Blocks ──────────────────────────────────────── */
.article-content pre {
    background: var(--input-bg);
    border: 1px solid var(--glass-border);
    border-radius: 0.75rem;
    padding: 1.25rem 1.5rem;
    overflow-x: auto;
    margin-bottom: 1.5rem;
    position: relative;
}

.article-content pre code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.825rem;
    line-height: 1.7;
    color: #e2e8f0;
    background: none;
    border: none;
    padding: 0;
}

.article-content code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    background: var(--input-bg);
    border: 1px solid var(--glass-border);
    border-radius: 0.35rem;
    padding: 0.15rem 0.45rem;
    color: var(--accent-hover);
}

.code-label {
    position: absolute;
    top: 0;
    right: 0;
    padding: 0.25rem 0.75rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    background: var(--glass-border);
    border-radius: 0 0.75rem 0 0.5rem;
}

/* ── Comparison Table ─────────────────────────────────── */
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
}

.article-content th {
    text-align: left;
    padding: 0.75rem 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    font-weight: 600;
    color: var(--text-primary);
}

.article-content td {
    padding: 0.75rem 1rem;
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
}

.article-content tr:hover td {
    background: var(--glass-bg);
}

/* ── Tip / Warning Boxes ──────────────────────────────── */
.tip-box {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.08), rgba(34, 197, 94, 0.03));
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-left: 4px solid #22c55e;
    border-radius: 0.75rem;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.5rem;
}

.tip-box__title {
    font-weight: 700;
    color: #4ade80;
    font-size: 0.85rem;
    margin-bottom: 0.4rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.tip-box__text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.warning-box {
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.08), rgba(249, 115, 22, 0.03));
    border: 1px solid rgba(249, 115, 22, 0.2);
    border-left: 4px solid #f97316;
    border-radius: 0.75rem;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.5rem;
}

.warning-box__title {
    font-weight: 700;
    color: #fb923c;
    font-size: 0.85rem;
    margin-bottom: 0.4rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.warning-box__text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* ── CTA Block ────────────────────────────────────────── */
.article-cta {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--accent-dim);
    border-radius: 1rem;
    padding: 2rem 2.5rem;
    text-align: center;
    margin: 2.5rem 0;
    position: relative;
    overflow: hidden;
}

.article-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.06), transparent 60%);
    pointer-events: none;
}

.article-cta__emoji {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

.article-cta__title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.article-cta__text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
}

.article-cta__btn,
.article-content a.article-cta__btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 2rem;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 0.75rem;
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.25s, transform 0.25s, box-shadow 0.25s;
    box-shadow: 0 4px 20px var(--accent-glow);
    position: relative;
    z-index: 1;
}

.article-cta__btn:hover,
.article-content a.article-cta__btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px var(--accent-glow);
    color: #fff;
    text-decoration: none;
}

/* ── Related Articles ─────────────────────────────────── */
.related-articles {
    max-width: 820px;
    margin: 0 auto;
    padding: 0 2rem 4rem;
}

.related-articles__title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--glass-border);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.25rem;
}

.related-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 0.875rem;
    overflow: hidden;
    text-decoration: none;
    transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}

.related-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-dim);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.related-card__img {
    width: 100%;
    height: 120px;
    object-fit: cover;
}

.related-card__body {
    padding: 1rem;
}

.related-card__title {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.35;
    margin-bottom: 0.35rem;
}

.related-card__meta {
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* ── Responsive ───────────────────────────────────────── */
@media (max-width: 768px) {
    .blog-hero__title {
        font-size: 1.75rem;
    }

    .blog-grid {
        grid-template-columns: 1fr;
        padding: 1.5rem 1.25rem 3rem;
    }

    .article-hero {
        height: 260px;
    }

    .article-hero__title {
        font-size: 1.5rem;
    }

    .article-hero__content {
        bottom: 1.5rem;
        padding: 0 1.25rem;
    }

    .article-meta {
        padding: 0 1.25rem 1.25rem;
    }

    .article-content {
        padding: 2rem 1.25rem 3rem;
    }

    .article-cta {
        padding: 1.5rem;
    }

    .related-articles {
        padding: 0 1.25rem 3rem;
    }

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

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