/* ── Blog Hub ── */
.blog-hub-hero {
    padding: 10rem 5% 3rem;
    text-align: center;
    position: relative;
}

.blog-hub-hero::before {
    content: '';
    position: absolute;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 50vw;
    height: 50vw;
    max-width: 600px;
    max-height: 600px;
    background: radial-gradient(circle, rgba(10, 218, 255, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.blog-hub-hero-container {
    max-width: 680px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.blog-hub-hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.6rem, 6vw, 4rem);
    font-weight: 400;
    line-height: 1.1;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
}

.blog-hub-hero h1 em {
    font-style: italic;
    color: var(--primary);
}

.blog-hub-sub {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.blog-grid-section {
    max-width: 760px;
    margin: 0 auto;
    padding: 3rem 5% 6rem;
}

.blog-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.blog-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem 2.25rem;
    background: var(--surface-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    text-decoration: none;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s, box-shadow 0.35s;
}

.blog-card:hover {
    transform: translateY(-4px);
    border-color: rgba(10, 218, 255, 0.12);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25), 0 0 32px rgba(10, 218, 255, 0.05);
}

.blog-card-body {
    flex: 1;
}

.blog-card-tag {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.blog-card h2 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.3;
    margin-bottom: 0.6rem;
}

.blog-card p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 0.75rem;
}

.blog-card-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.78rem;
    color: var(--text-tertiary);
}

.blog-card-arrow {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--surface-overlay);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    transition: background 0.3s, color 0.3s, border-color 0.3s;
}

.blog-card:hover .blog-card-arrow {
    background: rgba(10, 218, 255, 0.1);
    border-color: rgba(10, 218, 255, 0.2);
    color: var(--primary);
}

/* ── Blog Article Hero ── */
.blog-hero {
    padding: 10rem 5% 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.blog-hero::before {
    content: '';
    position: absolute;
    top: -30%;
    left: 50%;
    transform: translateX(-50%);
    width: 50vw;
    height: 50vw;
    max-width: 600px;
    max-height: 600px;
    background: radial-gradient(circle, rgba(10, 218, 255, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.blog-hero-container {
    max-width: 720px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
    font-size: 0.82rem;
}

.breadcrumb a {
    color: var(--text-tertiary);
    text-decoration: none;
    transition: color 0.3s;
}

.breadcrumb a:hover {
    color: var(--primary);
}

.breadcrumb-sep {
    color: var(--text-tertiary);
    opacity: 0.5;
}

.breadcrumb span[aria-current] {
    color: var(--text-secondary);
}

.blog-hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 5.5vw, 3.6rem);
    font-weight: 400;
    line-height: 1.12;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: 1.75rem;
}

.blog-hero-sub {
    font-size: 1.12rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 580px;
    margin: 0 auto 1.5rem;
}

.blog-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.82rem;
    color: var(--text-tertiary);
}

.blog-meta-sep {
    opacity: 0.4;
}

/* ── Article Body ── */
.blog-content {
    max-width: 680px;
    margin: 0 auto;
    padding: 0 5% 6rem;
}

.blog-content h2 {
    font-family: var(--font-display);
    font-size: 1.85rem;
    font-weight: 400;
    color: var(--text-primary);
    margin-top: 3.5rem;
    margin-bottom: 1.25rem;
    line-height: 1.2;
}

.blog-content h3 {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-top: 2.25rem;
    margin-bottom: 0.75rem;
}

.blog-content p {
    font-size: 1.02rem;
    color: var(--text-secondary);
    line-height: 1.85;
    margin-bottom: 1.5rem;
}

.blog-content a {
    color: var(--primary);
    text-decoration: none;
    border-bottom: 1px solid rgba(10, 218, 255, 0.3);
    transition: border-color 0.3s;
}

.blog-content a:hover {
    border-bottom-color: var(--primary);
}

.blog-content ul {
    margin: 0 0 1.75rem 1.25rem;
    color: var(--text-secondary);
}

.blog-content li {
    font-size: 1.02rem;
    line-height: 1.8;
    margin-bottom: 0.65rem;
    padding-left: 0.25rem;
}

.blog-content li::marker {
    color: var(--primary-dim);
}

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

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

/* ── Answer Box (featured snippet target) ── */
.answer-box {
    background: var(--surface-raised);
    border: 1px solid var(--border-light);
    border-left: 3px solid var(--primary);
    border-radius: 12px;
    padding: 2rem 2rem 1.5rem;
    margin-bottom: 3rem;
    position: relative;
}

.answer-box-label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.answer-box p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 0;
}

.answer-box strong {
    color: var(--text-primary);
}

/* ── Comparison Grid ── */
.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin: 2rem 0 2.5rem;
}

.comparison-col {
    padding: 1.75rem;
    border-radius: 14px;
    border: 1px solid var(--border);
}

.comparison-col h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 400;
    margin-top: 0;
    margin-bottom: 1rem;
}

.comparison-col ul {
    margin: 0;
    padding-left: 1rem;
    list-style: none;
}

.comparison-col li {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 0.25rem;
}

.comparison-col--bad {
    background: rgba(255, 255, 255, 0.02);
}

.comparison-col--bad h3 {
    color: var(--text-tertiary);
}

.comparison-col--bad li::before {
    content: '\2715';
    position: absolute;
    left: -1rem;
    color: rgba(255, 100, 100, 0.5);
    font-size: 0.75rem;
}

.comparison-col--good {
    background: rgba(10, 218, 255, 0.03);
    border-color: rgba(10, 218, 255, 0.1);
}

.comparison-col--good h3 {
    color: var(--primary);
}

.comparison-col--good li::before {
    content: '\2713';
    position: absolute;
    left: -1rem;
    color: var(--primary-dim);
    font-size: 0.8rem;
}

/* ── Walkthrough Steps ── */
.walkthrough {
    margin: 2.5rem 0 3rem;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.walkthrough-step {
    display: flex;
    gap: 1.5rem;
    padding: 1.75rem 0;
    border-bottom: 1px solid var(--border);
}

.walkthrough-step:first-child {
    border-top: 1px solid var(--border);
}

.walkthrough-num {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 400;
    color: var(--primary);
    opacity: 0.3;
    line-height: 1;
    flex-shrink: 0;
    width: 44px;
    padding-top: 0.15rem;
}

.walkthrough-body h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 400;
    color: var(--text-primary);
    margin-top: 0;
    margin-bottom: 0.4rem;
}

.walkthrough-body p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 0;
}

/* ── Blog CTA ── */
.blog-cta {
    margin-top: 4rem;
    padding: 3rem 2.5rem;
    background: var(--surface-raised);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.blog-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(10, 218, 255, 0.2), transparent);
}

.blog-cta h3 {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 400;
    color: var(--text-primary);
    margin: 0 0 0.5rem;
}

.blog-cta p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1.75rem;
}

.blog-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--text-primary);
    color: var(--surface) !important;
    padding: 0.75rem 1.75rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.92rem;
    text-decoration: none;
    border: none;
    transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s, background 0.3s;
    letter-spacing: 0.01em;
}

.blog-cta-btn:hover {
    transform: scale(1.05);
    background: var(--primary) !important;
    box-shadow: 0 0 32px var(--primary-glow);
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .blog-hub-hero {
        padding: 8rem 5% 2rem;
    }

    .blog-card {
        padding: 1.5rem;
    }

    .blog-card-arrow {
        display: none;
    }

    .blog-hero {
        padding: 8rem 5% 3rem;
    }

    .blog-hero h1 {
        font-size: 2.2rem;
    }

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

    .walkthrough-step {
        gap: 1rem;
    }

    .walkthrough-num {
        font-size: 1.8rem;
        width: 36px;
    }

    .blog-cta {
        padding: 2.5rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .blog-hub-hero {
        padding: 7rem 5% 1.5rem;
    }

    .blog-hub-hero h1 {
        font-size: 2rem;
    }

    .blog-card h2 {
        font-size: 1.2rem;
    }

    .blog-hero {
        padding: 7rem 5% 2.5rem;
    }

    .blog-hero h1 {
        font-size: 1.85rem;
    }

    .blog-hero-sub {
        font-size: 1rem;
    }

    .blog-content h2 {
        font-size: 1.5rem;
    }

    .answer-box {
        padding: 1.5rem;
    }

    .breadcrumb {
        font-size: 0.75rem;
    }
}