/* Shared Article Styles */
/* Used by all article-*.html pages */

.article-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

.article-header {
    margin-bottom: 3rem;
}

.back-link {
    color: var(--primary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
    font-weight: 600;
}

.back-link:hover {
    text-decoration: underline;
}

.article-category-tag {
    background: var(--primary);
    color: white;
    padding: 0.35rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    display: inline-block;
    margin-bottom: 1rem;
}

.article-title-main {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.article-subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 1.5rem;
}

.article-meta-info {
    display: flex;
    gap: 2rem;
    color: var(--text-muted);
    font-size: 0.95rem;
    padding: 1rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.article-body {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.article-body h2 {
    font-size: 2rem;
    font-weight: 700;
    margin: 3rem 0 1.5rem 0;
    color: var(--text-primary);
}

.article-body h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 2rem 0 1rem 0;
    color: var(--text-primary);
}

.article-body p {
    margin-bottom: 1.5rem;
}

.article-body ul,
.article-body ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.article-body li {
    margin-bottom: 0.75rem;
}

.article-body a {
    color: var(--primary);
}

.article-body a:hover {
    text-decoration: underline;
}

.highlight-box {
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%);
    border-left: 4px solid var(--primary);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 8px;
}

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

.highlight-box.warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(217, 119, 6, 0.1) 100%);
    border-left-color: var(--warning);
}

.highlight-box.warning strong {
    color: var(--warning);
}

.highlight-box.danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(220, 38, 38, 0.1) 100%);
    border-left-color: var(--danger);
}

.highlight-box.danger strong {
    color: var(--danger);
}

.info-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
}

.info-card h4 {
    color: var(--warning);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.key-points {
    background: var(--bg-secondary);
    border: 2px solid var(--primary);
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
}

.key-points h3 {
    color: var(--primary);
    margin-top: 0;
}

.key-points ul {
    list-style: none;
    padding: 0;
}

.key-points li {
    padding-left: 2rem;
    position: relative;
}

.key-points li:before {
    content: "\2713";
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
    font-size: 1.2rem;
}

/* Code blocks */
.code-block {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    overflow-x: auto;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}

.article-body code {
    background: var(--bg-secondary);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    color: var(--primary);
}

/* Tables in articles */
.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

.article-body th,
.article-body td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.article-body th {
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
}

/* CTA button in articles */
.article-body .btn {
    background: var(--primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    display: inline-block;
    margin-top: 1rem;
    font-weight: 600;
    transition: all 0.3s;
}

.article-body .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
    text-decoration: none;
}

/* Mobile Styles */
@media (max-width: 768px) {
    html, body {
        overflow-x: hidden !important;
    }

    .article-container {
        padding: 2rem 1rem;
    }

    .article-header {
        margin-bottom: 2rem;
    }

    .article-title-main {
        font-size: 2rem;
    }

    .article-subtitle {
        font-size: 1.1rem;
    }

    .article-meta-info {
        gap: 1rem;
        font-size: 0.85rem;
    }

    .article-body {
        font-size: 1rem;
    }

    .article-body h2 {
        font-size: 1.5rem;
        margin: 2rem 0 1rem 0;
    }

    .article-body h3 {
        font-size: 1.25rem;
        margin: 1.5rem 0 0.75rem 0;
    }

    .article-body ul,
    .article-body ol {
        padding-left: 1.5rem;
    }

    .highlight-box {
        padding: 1.25rem;
        margin: 1.5rem 0;
    }

    .info-card {
        padding: 1.5rem;
        margin: 1.5rem 0;
    }

    .info-card h4 {
        font-size: 1.15rem;
    }

    .key-points {
        padding: 1.5rem;
        margin: 1.5rem 0;
    }

    .key-points li {
        padding-left: 1.75rem;
    }

    .key-points li:before {
        font-size: 1rem;
    }

    .code-block {
        padding: 1rem;
        font-size: 0.85rem;
    }

    /* Table horizontal scroll */
    .article-body table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .article-body th,
    .article-body td {
        padding: 0.5rem 0.75rem;
        font-size: 0.9rem;
        min-width: 100px;
    }
}

@media (max-width: 480px) {
    .article-container {
        padding: 1.5rem 0.75rem;
    }

    .back-link {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }

    .article-category-tag {
        font-size: 0.75rem;
        padding: 0.3rem 0.75rem;
    }

    .article-title-main {
        font-size: 1.5rem;
        line-height: 1.3;
    }

    .article-subtitle {
        font-size: 1rem;
        line-height: 1.5;
        margin-bottom: 1rem;
    }

    .article-meta-info {
        gap: 0.75rem;
        font-size: 0.8rem;
        padding: 0.75rem 0;
    }

    .article-body {
        font-size: 0.95rem;
        line-height: 1.7;
    }

    .article-body h2 {
        font-size: 1.25rem;
        margin: 1.75rem 0 0.875rem 0;
    }

    .article-body h3 {
        font-size: 1.1rem;
        margin: 1.25rem 0 0.625rem 0;
    }

    .article-body p {
        margin-bottom: 1.25rem;
    }

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

    .article-body li {
        margin-bottom: 0.5rem;
    }

    .highlight-box {
        padding: 1rem;
        margin: 1.25rem 0;
        border-radius: 6px;
    }

    .info-card {
        padding: 1rem;
        margin: 1.25rem 0;
        border-radius: 10px;
    }

    .info-card h4 {
        font-size: 1.05rem;
        margin-bottom: 0.75rem;
    }

    .key-points {
        padding: 1rem;
        margin: 1.25rem 0;
        border-radius: 10px;
    }

    .key-points h3 {
        font-size: 1.1rem;
        margin-bottom: 0.75rem;
    }

    .key-points li {
        padding-left: 1.5rem;
        margin-bottom: 0.5rem;
        font-size: 0.95rem;
    }

    .key-points li:before {
        font-size: 0.9rem;
    }

    .code-block {
        padding: 0.875rem;
        font-size: 0.8rem;
        border-radius: 6px;
    }

    .article-body code {
        font-size: 0.85em;
        padding: 0.15rem 0.4rem;
    }

    .article-body th,
    .article-body td {
        padding: 0.4rem 0.5rem;
        font-size: 0.8rem;
    }

    .article-body .btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.9rem;
    }
}