/* ============================================
   35 FRAMES — BLOG STYLES (Premium Dark)
   ============================================ */

/* ── Blog Hero ─────────────────────────────── */
.blog-hero {
    position: relative;
    padding: 180px 0 120px;
    background: #0A0A0A;
    overflow: hidden;
    text-align: center;
}

.blog-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 50% 0%, rgba(255,107,53,0.18) 0%, transparent 70%),
        radial-gradient(ellipse 50% 40% at 80% 100%, rgba(255,184,77,0.10) 0%, transparent 60%);
    pointer-events: none;
}

.blog-hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 30px;
}

.blog-hero .section-subtitle { margin-bottom: 20px; }

.blog-hero .section-title {
    font-size: 80px;
    margin-bottom: 25px;
}

.blog-hero .section-title::after { left: 50%; transform: translateX(-50%); }

.blog-hero-desc {
    font-size: 18px;
    color: rgba(255,255,255,0.7);
    line-height: 1.9;
}

/* ── Blog Filter ───────────────────────────── */
.blog-filter-bar {
    padding: 50px 0 30px;
    background: #0A0A0A;
    position: sticky;
    top: 80px;
    z-index: 100;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.blog-filter-inner {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.blog-filter-btn {
    padding: 10px 24px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.6);
    background: rgba(255,255,255,0.04);
    border: 2px solid rgba(255,255,255,0.08);
    border-radius: 50px;
    cursor: pointer;
    transition: color 0.25s, background 0.25s, border-color 0.25s, transform 0.25s;
    font-family: var(--font-body);
}

.blog-filter-btn:hover { color: var(--color-primary); border-color: rgba(255,107,53,0.4); }

.blog-filter-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255,107,53,0.35);
}

/* ── Blog Grid ─────────────────────────────── */
.blog-section {
    padding: 80px 0 140px;
    background: #0A0A0A;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 70px;
}

/* ── Blog Card ─────────────────────────────── */
.blog-card {
    background: linear-gradient(160deg, #141414 0%, #0F0F0F 100%);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.06);
    transition: transform 0.4s cubic-bezier(0.16,1,0.3,1),
                box-shadow 0.4s cubic-bezier(0.16,1,0.3,1),
                border-color 0.3s ease;
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-10px);
    border-color: rgba(255,107,53,0.3);
    box-shadow: 0 30px 70px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,107,53,0.15);
}

.blog-card-image {
    position: relative;
    height: 240px;
    overflow: hidden;
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s cubic-bezier(0.16,1,0.3,1);
    filter: brightness(0.9);
}

.blog-card:hover .blog-card-image img { transform: scale(1.07); }

.blog-card-category {
    position: absolute;
    top: 18px;
    left: 18px;
    padding: 6px 16px;
    background: var(--gradient-primary);
    color: #fff;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(255,107,53,0.4);
}

.blog-card-body {
    padding: 30px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.blog-card-meta span {
    font-size: 12px;
    color: rgba(255,255,255,0.4);
    display: flex;
    align-items: center;
    gap: 5px;
}

.blog-card-meta svg { opacity: 0.5; }

.blog-card-title {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.4;
    margin-bottom: 14px;
    letter-spacing: -0.3px;
    transition: color 0.25s;
}

.blog-card:hover .blog-card-title { color: var(--color-primary); }

.blog-card-excerpt {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255,255,255,0.55);
    flex: 1;
    margin-bottom: 24px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.blog-read-link {
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    transition: gap 0.25s ease;
}

.blog-read-link svg { transition: transform 0.25s ease; }
.blog-card:hover .blog-read-link svg { transform: translateX(4px); }

.blog-card-views {
    font-size: 12px;
    color: rgba(255,255,255,0.3);
    display: flex;
    align-items: center;
    gap: 5px;
}

/* Featured post (first card) */
.blog-card.featured {
    grid-column: span 3;
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-radius: 24px;
}

.blog-card.featured .blog-card-image {
    height: 100%;
    min-height: 400px;
    border-radius: 0;
}

.blog-card.featured .blog-card-body {
    padding: 50px;
    justify-content: center;
}

.blog-card.featured .blog-card-title { font-size: 32px; margin-bottom: 20px; }
.blog-card.featured .blog-card-excerpt { font-size: 16px; -webkit-line-clamp: 4; }

.featured-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 20px;
}

/* ── Load More ─────────────────────────────── */
.blog-load-more {
    text-align: center;
}

/* ── Blog Detail Page ──────────────────────── */
.blog-detail-hero {
    position: relative;
    height: 70vh;
    min-height: 500px;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
}

.blog-detail-hero-img {
    position: absolute;
    inset: 0;
}

.blog-detail-hero-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.45);
}

.blog-detail-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10,10,10,0.95) 0%, rgba(10,10,10,0.4) 60%, transparent 100%);
}

.blog-detail-hero-content {
    position: relative;
    z-index: 2;
    padding: 0 0 70px;
    width: 100%;
}

.blog-detail-hero-content .container { max-width: 900px; }

.blog-detail-category {
    display: inline-block;
    padding: 7px 18px;
    background: var(--gradient-primary);
    color: #fff;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    border-radius: 50px;
    margin-bottom: 20px;
}

.blog-detail-title {
    font-family: var(--font-display);
    font-size: 58px;
    font-weight: 900;
    color: #fff;
    line-height: 1.15;
    letter-spacing: -1.5px;
    margin-bottom: 30px;
    max-width: 820px;
}

.blog-detail-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.blog-detail-meta span {
    font-size: 13px;
    color: rgba(255,255,255,0.6);
    display: flex;
    align-items: center;
    gap: 7px;
}

/* ── Article Body ──────────────────────────── */
.blog-content-wrapper {
    padding: 80px 0 120px;
    background: #0A0A0A;
}

.blog-content-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 80px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 60px;
}

.blog-article {
    min-width: 0;
}

.blog-article-content {
    font-size: 17px;
    line-height: 2;
    color: rgba(255,255,255,0.8);
}

.blog-article-content h2 {
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 800;
    color: var(--color-white);
    margin: 60px 0 24px;
    letter-spacing: -0.5px;
    position: relative;
    padding-left: 20px;
}

.blog-article-content h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 70%;
    background: var(--gradient-primary);
    border-radius: 10px;
}

.blog-article-content h3 {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 700;
    color: var(--color-white);
    margin: 40px 0 18px;
}

.blog-article-content h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-white);
    margin: 30px 0 14px;
}

.blog-article-content p { margin-bottom: 24px; }

.blog-article-content a {
    color: var(--color-primary);
    text-decoration: underline;
    text-decoration-color: rgba(255,107,53,0.4);
    transition: text-decoration-color 0.2s;
}

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

.blog-article-content ul,
.blog-article-content ol {
    margin: 24px 0;
    padding-left: 28px;
}

.blog-article-content li {
    margin-bottom: 10px;
    color: rgba(255,255,255,0.75);
}

.blog-article-content ul li { list-style: none; padding-left: 20px; position: relative; }

.blog-article-content ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 6px;
    height: 6px;
    background: var(--gradient-primary);
    border-radius: 50%;
}

.blog-article-content blockquote {
    margin: 40px 0;
    padding: 30px 40px;
    background: linear-gradient(135deg, rgba(255,107,53,0.08), rgba(255,184,77,0.05));
    border-left: 4px solid var(--color-primary);
    border-radius: 0 16px 16px 0;
}

.blog-article-content blockquote p {
    font-family: var(--font-accent);
    font-size: 21px;
    color: rgba(255,255,255,0.85);
    font-style: italic;
    line-height: 1.7;
    margin: 0;
}

.blog-article-content img {
    width: 100%;
    border-radius: 16px;
    margin: 36px 0;
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.blog-article-content strong { color: var(--color-white); font-weight: 700; }

/* ── Tags & Share ──────────────────────────── */
.blog-article-footer {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 30px;
}

.blog-tags { display: flex; flex-wrap: wrap; gap: 10px; }

.blog-tag {
    padding: 7px 16px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.6);
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 50px;
    transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.blog-tag:hover {
    color: var(--color-primary);
    border-color: rgba(255,107,53,0.4);
    background: rgba(255,107,53,0.08);
}

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

.blog-share-label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.5);
}

.share-btn {
    width: 42px;
    height: 42px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.6);
    transition: background 0.25s, color 0.25s, transform 0.25s;
    cursor: pointer;
}

.share-btn:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    color: #fff;
    transform: translateY(-3px);
}

/* ── Sidebar ───────────────────────────────── */
.blog-sidebar { position: sticky; top: 120px; height: fit-content; }

.sidebar-widget {
    background: linear-gradient(160deg, #141414 0%, #0F0F0F 100%);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 20px;
    padding: 30px;
    margin-bottom: 30px;
}

.sidebar-widget-title {
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.5);
    margin-bottom: 22px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255,255,255,0.07);
}

/* TOC */
.toc-list { list-style: none; }

.toc-item {
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}

.toc-item:last-child { border-bottom: none; }

.toc-link {
    font-size: 13px;
    color: rgba(255,255,255,0.5);
    display: flex;
    align-items: flex-start;
    gap: 10px;
    line-height: 1.5;
    transition: color 0.2s;
}

.toc-link:hover,
.toc-link.active { color: var(--color-primary); }

.toc-link::before {
    content: '';
    width: 4px;
    height: 4px;
    background: currentColor;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 7px;
}

/* Recent Posts */
.recent-post-item {
    display: flex;
    gap: 14px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    cursor: pointer;
    transition: opacity 0.2s;
}

.recent-post-item:last-child { border-bottom: none; padding-bottom: 0; }
.recent-post-item:hover { opacity: 0.75; }

.recent-post-img {
    width: 56px;
    height: 56px;
    border-radius: 10px;
    object-fit: cover;
    flex-shrink: 0;
}

.recent-post-title {
    font-size: 13px;
    font-weight: 600;
    color: rgba(255,255,255,0.75);
    line-height: 1.5;
    margin-bottom: 5px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.recent-post-date {
    font-size: 11px;
    color: rgba(255,255,255,0.35);
}

/* Category list */
.cat-list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    cursor: pointer;
    transition: color 0.2s;
    color: rgba(255,255,255,0.55);
    font-size: 14px;
}

.cat-list-item:last-child { border-bottom: none; }
.cat-list-item:hover { color: var(--color-primary); }

.cat-count {
    font-size: 11px;
    background: rgba(255,107,53,0.15);
    color: var(--color-primary);
    padding: 3px 9px;
    border-radius: 20px;
    font-weight: 700;
}

/* CTA sidebar */
.sidebar-cta {
    background: var(--gradient-primary);
    border: none;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.sidebar-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.2), transparent 60%);
}

.sidebar-cta-title {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 12px;
    position: relative;
}

.sidebar-cta p {
    font-size: 13px;
    color: rgba(255,255,255,0.85);
    line-height: 1.7;
    margin-bottom: 24px;
    position: relative;
}

.sidebar-cta .btn {
    position: relative;
    background: #fff;
    color: var(--color-primary);
    font-weight: 800;
    padding: 14px 32px;
}

/* ── Related Posts ─────────────────────────── */
.blog-related {
    padding: 80px 0;
    background: linear-gradient(180deg, #0A0A0A 0%, #111 100%);
    border-top: 1px solid rgba(255,255,255,0.05);
}

/* ── Empty state ───────────────────────────── */
.blog-empty {
    text-align: center;
    padding: 100px 20px;
    grid-column: 1/-1;
}

.blog-empty-icon {
    width: 80px;
    height: 80px;
    background: rgba(255,107,53,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: var(--color-primary);
}

.blog-empty h3 {
    font-family: var(--font-display);
    font-size: 28px;
    color: var(--color-white);
    margin-bottom: 12px;
}

.blog-empty p { color: rgba(255,255,255,0.5); font-size: 16px; }

/* ── Responsive ────────────────────────────── */
@media (max-width: 1100px) {
    .blog-content-layout { grid-template-columns: 1fr 300px; gap: 50px; padding: 0 40px; }
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
    .blog-card.featured { grid-column: span 2; }
    .blog-hero .section-title { font-size: 62px; }
}

@media (max-width: 900px) {
    .blog-content-layout { grid-template-columns: 1fr; padding: 0 30px; }
    .blog-sidebar { position: static; }
    .blog-detail-title { font-size: 42px; }
}

@media (max-width: 768px) {
    .blog-grid { grid-template-columns: 1fr; }
    .blog-card.featured { grid-column: span 1; grid-template-columns: 1fr; }
    .blog-card.featured .blog-card-image { height: 260px; min-height: 0; }
    .blog-card.featured .blog-card-body { padding: 30px; }
    .blog-card.featured .blog-card-title { font-size: 24px; }
    .blog-hero .section-title { font-size: 44px; }
    .blog-detail-title { font-size: 32px; }
    .blog-content-layout { padding: 0 20px; }
    .blog-article-content h2 { font-size: 26px; }
    .blog-article-content h3 { font-size: 20px; }
}