/* ===== Blog Layout ===== */
.blog-grid {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* ===== Blog Card (listing page) ===== */
.blog-card {
    background: var(--white);
    border: 1px solid #e5e9f0;
    border-radius: 12px;
    padding: 2rem 2rem 1.5rem;
    transition: box-shadow 0.2s, transform 0.2s;
}
.blog-card:hover {
    box-shadow: 0 8px 32px rgba(37,99,235,0.10);
    transform: translateY(-2px);
}
.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.85rem;
    flex-wrap: wrap;
}
.blog-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
    letter-spacing: 0.02em;
}
.blog-tag-security {
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}
.blog-tag-tips {
    background: #eff6ff;
    color: #2563eb;
    border: 1px solid #bfdbfe;
}
.blog-tag-news {
    background: #f0fdf4;
    color: #16a34a;
    border: 1px solid #bbf7d0;
}
.blog-date {
    font-size: 0.82rem;
    color: #64748b;
}
.blog-card-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}
.blog-card-title a {
    color: var(--dark);
    text-decoration: none;
    transition: color 0.2s;
}
.blog-card-title a:hover { color: var(--primary); }
.blog-card-excerpt {
    color: #475569;
    line-height: 1.7;
    margin-bottom: 1.25rem;
}
.blog-read-more {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--primary);
    text-decoration: none;
    transition: gap 0.2s;
}
.blog-read-more:hover { text-decoration: underline; }

/* ===== Blog Post ===== */
.blog-post-container {
    max-width: 780px;
    margin: 0 auto;
}
.blog-post-meta-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}
.blog-post-container h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
    margin: 2rem 0 0.75rem;
}
.blog-post-container p {
    color: #374151;
    line-height: 1.8;
    margin-bottom: 1rem;
}
.blog-alert-box {
    background: #fef2f2;
    border: 2px solid #fca5a5;
    border-left: 5px solid #dc2626;
    border-radius: 8px;
    padding: 1rem 1.25rem;
    margin-bottom: 2rem;
    color: #7f1d1d;
    font-size: 0.95rem;
    line-height: 1.6;
}
.blog-list {
    list-style: none;
    padding: 0;
    margin: 0.5rem 0 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.blog-list li {
    color: #374151;
    font-size: 1rem;
    line-height: 1.6;
    padding: 0.5rem 0.75rem;
    background: #f8fafc;
    border-radius: 6px;
    border: 1px solid #e2e8f0;
}
.blog-step-card {
    display: flex;
    gap: 1.25rem;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.25rem;
    align-items: flex-start;
}
.blog-step-icon {
    font-size: 2rem;
    flex-shrink: 0;
    line-height: 1;
    margin-top: 0.1rem;
}
.blog-step-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.75rem;
}
.blog-steps {
    color: #374151;
    line-height: 1.8;
    padding-left: 1.25rem;
    margin-bottom: 0.75rem;
}
.blog-steps li { margin-bottom: 0.25rem; }
.blog-tip {
    font-size: 0.85rem;
    color: #2563eb;
    background: #eff6ff;
    border-radius: 6px;
    padding: 0.5rem 0.75rem;
    margin: 0 !important;
}
.blog-cta-box {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-left: 5px solid #16a34a;
    border-radius: 8px;
    padding: 1.25rem 1.5rem;
    margin: 2rem 0 1.5rem;
}
.blog-cta-box p {
    margin: 0 !important;
    line-height: 2;
}
.blog-cta-box a { color: var(--primary); font-weight: 600; }
.blog-post-footer {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e2e8f0;
}
.btn-outline {
    display: inline-block;
    padding: 0.6rem 1.4rem;
    border: 2px solid var(--primary);
    color: var(--primary);
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.9rem;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
}
.btn-outline:hover {
    background: var(--primary);
    color: #fff;
}

/* ===== Problem Cards (numbered list posts) ===== */
.blog-problem-card {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2.25rem;
    padding-bottom: 2.25rem;
    border-bottom: 1px solid #e2e8f0;
    align-items: flex-start;
}
.blog-problem-card:last-of-type { border-bottom: none; }

.blog-problem-number {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: #fff;
    font-size: 1.2rem;
    font-weight: 800;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.2rem;
}
.blog-problem-body { flex: 1; min-width: 0; }
.blog-problem-body h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin: 0 0 0.5rem;
}
.blog-problem-quote {
    font-style: italic;
    color: #64748b;
    margin-bottom: 0.75rem !important;
    font-size: 0.95rem;
}
.blog-fix-block {
    background: #f0fdf4;
    border-left: 4px solid #16a34a;
    border-radius: 0 8px 8px 0;
    padding: 0.85rem 1rem;
    margin-top: 0.85rem;
}
.blog-fix-label {
    font-weight: 700;
    color: #15803d;
    display: block;
    margin-bottom: 0.35rem;
    font-size: 0.9rem;
}
.blog-fix-block p {
    margin: 0 !important;
    color: #1e3a2a;
    font-size: 0.95rem;
    line-height: 1.7;
}
code {
    background: #e2e8f0;
    color: #1e40af;
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 0.88em;
    font-family: 'Courier New', monospace;
}

@media (max-width: 600px) {
    .blog-card { padding: 1.25rem; }
    .blog-card-title { font-size: 1.15rem; }
    .blog-step-card { flex-direction: column; gap: 0.75rem; }
    .blog-post-container h2 { font-size: 1.25rem; }
}