/*
 * Clase de Ciencia - Article Content Styles
 * Estilos predefinidos y coherentes con el tema para el contenido HTML de artículos
 */

/* Base Typography for Article Content */
.article-body {
    font-family: var(--font-body);
    font-size: 1.06rem;
    line-height: 1.75;
    color: var(--color-text);
    max-width: 65ch;
    margin: 0 auto;
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}

/* Headings */
.article-body h2 {
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1.3;
    margin: 2.5rem 0 1rem 0;
    font-family: var(--font-heading);
    color: var(--color-primary-dark);
    border-bottom: 2px solid var(--color-border-light);
    padding-bottom: 0.5rem;
}

.article-body h3 {
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.4;
    margin: 2rem 0 0.75rem 0;
    font-family: var(--font-heading);
    color: var(--color-primary);
}

.article-body h4 {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.4;
    margin: 1.5rem 0 0.5rem 0;
    font-family: var(--font-heading);
    color: var(--color-text);
}

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

.article-body p:first-child {
    font-size: 1.15rem;
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text-light);
}

/* Links */
.article-body a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
    text-decoration-thickness: 2px;
    font-weight: 600;
    transition: color 0.2s, text-decoration-color 0.2s;
}

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

/* Strong and Emphasis */
.article-body strong,
.article-body b {
    font-weight: 700;
    color: var(--color-text);
}

.article-body em,
.article-body i {
    font-style: italic;
}

/* Lists */
.article-body ul,
.article-body ol {
    margin: 1.5rem 0 1.5rem 2rem;
    padding: 0;
}

.article-body ul { list-style-type: disc; }
.article-body ol { list-style-type: decimal; }

.article-body li {
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.article-body li::marker {
    color: var(--color-primary);
    font-weight: 600;
}

.article-body ul ul,
.article-body ol ul,
.article-body ul ol,
.article-body ol ol {
    margin: 0.5rem 0 0.5rem 1.5rem;
}

/* Blockquotes */
.article-body blockquote {
    margin: 2rem 0;
    padding: 1rem 1.5rem;
    border-left: 4px solid var(--color-primary);
    background: var(--color-bg-alt);
    font-style: italic;
    color: var(--color-text-light);
}

.article-body blockquote p:last-child { margin-bottom: 0; }

/* Code */
.article-body code {
    padding: 0.2rem 0.4rem;
    background: var(--color-bg-light);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-mono);
    font-size: 0.9em;
    color: var(--color-text);
}

.article-body pre {
    margin: 1.5rem 0;
    padding: 1rem;
    background: var(--color-bg-dark);
    color: var(--color-text);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius-sm);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.5;
}

.article-body pre code {
    padding: 0;
    background: transparent;
    border: none;
    color: inherit;
}

/* Tables */
.article-body table {
    width: 100%;
    margin: 2rem 0;
    border-collapse: collapse;
    border: 1px solid var(--color-border);
}

.article-body th {
    background: var(--color-primary);
    color: white;
    font-weight: 700;
    text-align: left;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-primary);
}

.article-body td {
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border-light);
}

.article-body tr:nth-child(even) { background: var(--color-bg-alt); }

/* Horizontal Rule */
.article-body hr {
    margin: 2.5rem 0;
    border: none;
    border-top: 2px solid var(--color-border-light);
}

/* Images */
.article-body img {
    max-width: 100%;
    height: auto;
    margin: 2rem 0;
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius-sm);
}

.article-body figure { margin: 2rem 0; }

.article-body figcaption {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    font-style: italic;
    color: var(--color-text-light);
    text-align: center;
}

/* Special Classes for Formatting */

/* Warning/Safety Boxes */
.article-body .warning,
.article-body .safety-note {
    margin: 2rem 0;
    padding: 1rem 1.5rem;
    background: var(--color-bg-light);
    border: 2px solid var(--color-primary);
    border-left-width: 6px;
}

.article-body .warning strong:first-child,
.article-body .safety-note strong:first-child {
    display: block;
    font-size: 1.1em;
    margin-bottom: 0.5rem;
    color: var(--color-primary-dark);
}

/* Success/Tip Boxes */
.article-body .tip,
.article-body .success {
    margin: 2rem 0;
    padding: 1rem 1.5rem;
    background: var(--color-bg-alt);
    border: 2px solid var(--color-primary);
    border-left-width: 6px;
}

.article-body .tip strong:first-child,
.article-body .success strong:first-child {
    display: block;
    font-size: 1.1em;
    margin-bottom: 0.5rem;
    color: var(--color-primary-dark);
}

/* Info Boxes */
.article-body .info,
.article-body .note {
    margin: 2rem 0;
    padding: 1rem 1.5rem;
    background: var(--color-bg-alt);
    border: 2px solid var(--color-primary);
    border-left-width: 6px;
}

.article-body .info strong:first-child,
.article-body .note strong:first-child {
    display: block;
    font-size: 1.1em;
    margin-bottom: 0.5rem;
    color: var(--color-primary-dark);
}

/* Step-by-Step Instructions */
.article-body .steps {
    counter-reset: step-counter;
    margin: 2rem 0;
}

.article-body .step {
    counter-increment: step-counter;
    margin: 1.5rem 0;
    padding: 1rem 1rem 1rem 4rem;
    position: relative;
    background: var(--color-bg-alt);
    border-left: 3px solid var(--color-primary);
}

.article-body .step::before {
    content: counter(step-counter);
    position: absolute;
    left: 1rem;
    top: 1rem;
    width: 2rem;
    height: 2rem;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.article-body .step h3,
.article-body .step h4 { margin-top: 0; }

/* Ingredients/Materials List */
.article-body .ingredients,
.article-body .materials {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--color-bg-alt);
    border: 2px solid var(--color-border);
}

.article-body .ingredients h3,
.article-body .materials h3 { margin-top: 0; }

.article-body .ingredients ul,
.article-body .materials ul {
    margin: 1rem 0 0 1.5rem;
}

/* Chemical Formula Styling */
.article-body .formula {
    font-family: var(--font-mono);
    font-weight: 600;
    background: var(--color-bg-light);
    padding: 0.2rem 0.5rem;
    border-radius: var(--border-radius-sm);
}

/* Responsive */
@media (max-width: 768px) {
    .article-body { font-size: 1rem; }
    .article-body h2 { font-size: 1.5rem; }
    .article-body h3 { font-size: 1.25rem; }
    .article-body p:first-child { font-size: 1.125rem; }
}

/* Expand article width on desktop */
@media (min-width: 1024px) {
    .article-body {
        max-width: none;
        width: 100%;
    }
}

/* === Print Instructions & PDF Button === */
.print-instructions {
    margin-top: 3rem;
    padding: 1.5rem;
    background: var(--color-bg-light);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    text-align: center;
}

.print-instructions p {
    margin-bottom: 1rem;
    color: var(--color-text-light);
}

.btn-pdf {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: white;
    background: var(--color-primary);
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.btn-pdf:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-pdf:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn-pdf svg { flex-shrink: 0; }

/* Print Styles for Article Content */
@media print {
    .article-body { font-size: 12pt; color: #000; }
    .article-body h2 { page-break-after: avoid; font-size: 18pt; }
    .article-body h3 { page-break-after: avoid; font-size: 14pt; }
    .article-body a { color: #000; text-decoration: none; }
    .article-body a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 10pt; color: #666; }
    .article-body .warning,
    .article-body .safety-note { border: 2px solid #000; background: #fff; page-break-inside: avoid; }
    .article-body blockquote { page-break-inside: avoid; }
    .article-body table { page-break-inside: avoid; }
}