/* ============================================================
   BLOG-POST.CSS — Premium Blog Post Reading Layout
   ============================================================ */

/* Reading progress bar */
.reading-progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0%;
    background: linear-gradient(90deg, var(--green-1), var(--green-2));
    z-index: 9999;
    transition: width 0.1s linear;
    border-radius: 0 2px 2px 0;
    box-shadow: 0 0 10px rgba(138, 154, 91, 0.5);
}

/* ============================================================
   BLOG POST HERO
   ============================================================ */

.blog-post-hero {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
}

.blog-post-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.blog-post-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, var(--dark-bg) 0%, transparent 100%);
    z-index: 1;
}

.blog-post-hero-content {
    position: relative;
    z-index: 2;
    max-width: 860px;
    margin: 0 auto;
    padding: 120px 48px 72px;
    width: 100%;
}

.blog-back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    margin-bottom: 24px;
    transition: color 0.2s ease;
    letter-spacing: 0.3px;
}

.blog-back-link:hover {
    color: var(--green-1);
}

.blog-post-category-pill {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--green-1);
    background: rgba(138, 154, 91, 0.12);
    border: 1px solid var(--border);
    border-radius: 100px;
    padding: 5px 14px;
    margin-bottom: 20px;
}

.blog-post-title {
    font-family: var(--font-head);
    font-size: clamp(3rem, 5vw, 4.5rem);
    font-weight: 400;
    color: var(--white);
    line-height: 1.1;
    letter-spacing: 1px;
    margin-bottom: 28px;
}

.blog-post-meta {
    display: flex;
    align-items: center;
    gap: 20px;
}

.blog-post-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar-img {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(138, 154, 91, 0.3);
}

.author-name-text {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--white);
}

.post-date {
    display: block;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.35);
    margin-top: 2px;
}

/* ============================================================
   BLOG POST MAIN CONTENT
   ============================================================ */

.blog-post-main {
    background: var(--dark-bg);
    padding-bottom: 100px;
}

.blog-post-article {
    max-width: 740px;
    margin: 0 auto;
    padding: 72px 48px;
}

/* Typography */
.blog-lead {
    font-family: var(--font-body);
    font-size: 1.2rem;
    line-height: 1.85;
    color: var(--text);
    font-weight: 400;
    margin-bottom: 48px;
    border-left: 3px solid rgba(138, 154, 91, 0.4);
    padding-left: 24px;
}

.blog-post-article h2 {
    font-family: var(--font-head);
    font-size: 2.2rem;
    font-weight: 400;
    color: var(--white);
    letter-spacing: 1px;
    margin: 56px 0 20px;
    line-height: 1.1;
}

.blog-post-article h3 {
    font-family: var(--font-head);
    font-size: 1.8rem;
    font-weight: 400;
    color: var(--white);
    letter-spacing: 1px;
    margin: 36px 0 14px;
    line-height: 1.1;
}

.blog-post-article p {
    font-size: 1rem;
    line-height: 1.9;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.blog-post-article em {
    color: var(--text);
    font-style: italic;
}

.blog-post-article strong {
    color: var(--white);
    font-weight: 600;
}

/* Blog List */
.blog-list {
    list-style: none;
    padding: 0;
    margin: 0 0 32px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.blog-list li {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-muted);
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 10px;
    border-left: 3px solid rgba(138, 154, 91, 0.3);
}

/* Highlight box */
.blog-highlight-box {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 24px;
    background: rgba(138, 154, 91, 0.06);
    border: 1px solid rgba(138, 154, 91, 0.2);
    border-radius: 14px;
    margin: 32px 0;
}

.highlight-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    line-height: 1;
    margin-top: 2px;
}

.blog-highlight-box div {
    font-size: 0.9rem;
    line-height: 1.75;
    color: var(--text-muted);
}

.blog-highlight-box div strong {
    color: var(--white);
}

/* ============================================================
   COMPARISON TABLE
   ============================================================ */

.comparison-table {
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
    margin: 32px 0;
}

.comparison-header {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    background: rgba(255, 255, 255, 0.06);
}

.comparison-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.comparison-col {
    padding: 14px 18px;
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 400;
    line-height: 1.5;
}

.comparison-header .comparison-col {
    font-weight: 600;
    font-size: 0.78rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.35);
}

.comparison-col.ai-col {
    color: var(--green-1);
}

.comparison-col.trad-col {
    color: rgba(255, 255, 255, 0.4);
}

.comparison-col.highlight-col {
    color: #34d399;
    font-weight: 600;
}

/* ============================================================
   BLOG POST CTA
   ============================================================ */

.blog-post-cta {
    margin-top: 64px;
    padding: 40px;
    background: linear-gradient(135deg, rgba(138, 154, 91, 0.1) 0%, rgba(138, 154, 91, 0.05) 100%);
    border: 1px solid var(--border);
    border-radius: 20px;
    text-align: center;
}

.blog-post-cta h3 {
    font-family: var(--font-head);
    font-size: 2rem;
    font-weight: 400;
    color: var(--white);
    letter-spacing: 1px;
    margin: 0 0 12px;
}

.blog-post-cta p {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 28px;
}

.blog-cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ============================================================
   RELATED ARTICLES
   ============================================================ */

.related-articles {
    max-width: 860px;
    margin: 0 auto;
    padding: 0 48px 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.related-articles h2 {
    font-family: var(--font-head);
    font-size: 2rem;
    font-weight: 400;
    color: var(--white);
    letter-spacing: 1px;
    margin: 56px 0 32px;
}

.related-articles .blog-cards-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* ============================================================
   LIGHT MODE
   ============================================================ */

body.light .reading-progress-bar {
    box-shadow: 0 0 10px rgba(124, 58, 237, 0.3);
}

body.light .blog-post-hero-overlay {
    background: linear-gradient(to top, var(--dark-bg) 0%, transparent 100%);
}

body.light .blog-post-title {
    color: #0f0f1a;
}

body.light .author-name-text {
    color: rgba(0, 0, 0, 0.8);
}

body.light .post-date {
    color: rgba(0, 0, 0, 0.35);
}

body.light .blog-back-link {
    color: rgba(0, 0, 0, 0.4);
}

body.light .blog-back-link:hover {
    color: #7c3aed;
}

body.light .blog-post-main {
    background: var(--dark-bg);
}



/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 768px) {
    .blog-post-hero-content {
        padding: 100px 24px 56px;
    }

    .blog-post-article {
        padding: 56px 24px;
    }

    .related-articles {
        padding: 0 24px 60px;
    }

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

    .comparison-col {
        padding: 12px 12px;
        font-size: 0.8rem;
    }

    .blog-cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .blog-post-title {
        font-size: 1.8rem;
    }

    .blog-lead {
        font-size: 1.05rem;
    }
}