/* style.css - Estilos profesionales, limpios y pedagógicos */
:root {
    --primary-color: #0f766e; /* Deep Teal */
    --primary-hover: #115e59;
    --secondary-color: #1e293b; /* Slate Dark */
    --bg-color: #f8fafc; /* Soft Light White/Blue */
    --card-bg: #ffffff;
    --text-color: #334155;
    --text-dark: #0f172a;
    --border-color: #e2e8f0;
    --accent-bg: #f0fdfa;
    --badge-bg: #e2e8f0;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    padding-bottom: 40px;
}

.main-header {
    background-color: var(--secondary-color);
    color: #ffffff;
    padding: 20px 0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.header-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-area {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: #ffffff;
}

.logo-sub {
    font-size: 0.85rem;
    color: #94a3b8;
}

.nav-linkHome {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    background-color: var(--primary-color);
    padding: 8px 16px;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.nav-linkHome:hover {
    background-color: var(--primary-hover);
}

.content-wrapper {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
    min-height: 70vh;
}

/* Dashboard / Index Styles */
.hero-section {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 40px 30px;
    text-align: center;
    margin-bottom: 40px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.hero-section h1 {
    color: var(--secondary-color);
    font-size: 2.2rem;
    margin-bottom: 15px;
}

.hero-section p {
    color: #64748b;
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

.menu-container {
    display: block;
    margin: 0 auto;
    max-width: 900px;
}

.blog-menu-buttons {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.menu-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-left: 6px solid var(--primary-color);
    padding: 25px 30px;
    border-radius: 6px;
    text-decoration: none;
    color: var(--text-dark);
    transition: transform 0.2s, box-shadow 0.2s, background-color 0.2s;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}

.menu-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05);
    background-color: #fafafa;
}

.btn-content {
    display: flex;
    flex-direction: column;
    gap: 5px;
    text-align: left;
    padding-right: 20px;
}

.btn-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
}

.btn-desc {
    font-size: 0.95rem;
    color: #64748b;
}

.btn-arrow {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: bold;
}

/* Entry Pages Common Styles */
.article-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 35px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    margin-bottom: 40px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    margin-bottom: 25px;
    font-size: 0.95rem;
}

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

.article-header {
    margin-bottom: 30px;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 15px;
}

.article-header h1 {
    color: var(--secondary-color);
    font-size: 2rem;
    margin-bottom: 10px;
}

.meta-info {
    font-size: 0.85rem;
    color: #64748b;
}

.article-body h2 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-top: 35px;
    margin-bottom: 15px;
    padding-bottom: 5px;
    border-bottom: 1px solid var(--border-color);
}

.article-body h3 {
    color: var(--secondary-color);
    font-size: 1.15rem;
    margin-top: 25px;
    margin-bottom: 10px;
}

.article-body p {
    margin-bottom: 16px;
    text-align: justify;
    color: #334155;
    font-size: 1.05rem;
}

.article-body ul, .article-body ol {
    margin-bottom: 20px;
    padding-left: 24px;
}

.article-body li {
    margin-bottom: 8px;
    text-align: justify;
    font-size: 1.02rem;
}

.badge {
    background-color: var(--badge-bg);
    color: #1e293b;
    padding: 3px 8px;
    border-radius: 4px;
    font-family: monospace;
    font-weight: 600;
    font-size: 0.9rem;
}

.callout-box {
    background-color: var(--accent-bg);
    border-left: 4px solid var(--primary-color);
    padding: 20px;
    margin: 25px 0;
    border-radius: 0 6px 6px 0;
}

.callout-box h4 {
    color: var(--primary-color);
    margin-bottom: 8px;
    font-size: 1.1rem;
}

/* Tables Styling */
.table-responsive {
    overflow-x: auto;
    margin: 25px 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

th {
    background-color: var(--primary-color);
    color: #ffffff;
    font-weight: 600;
    text-align: left;
    padding: 12px 16px;
    border: 1px solid var(--primary-color);
}

td {
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    vertical-align: top;
}

tr:nth-child(even) {
    background-color: #f8fafc;
}

/* References block */
.references-block {
    background-color: #f1f5f9;
    padding: 25px;
    border-radius: 6px;
    margin-top: 40px;
    font-size: 0.9rem;
}

.references-block h3 {
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.ref-item {
    padding-left: 20px;
    text-indent: -20px;
    margin-bottom: 10px;
    color: #475569;
    line-height: 1.5;
}

.main-footer {
    background-color: var(--secondary-color);
    color: #94a3b8;
    text-align: center;
    padding: 30px 20px;
    margin-top: 5px;
    font-size: 0.9rem;
    border-top: 4px solid var(--primary-color);
}

.footer-container p {
    margin-bottom: 5px;
}

.footer-team {
    color: #64748b;
    font-size: 0.8rem;
    margin-top: 10px;
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    .hero-section {
        padding: 25px 15px;
    }
    .hero-section h1 {
        font-size: 1.7rem;
    }
    .menu-btn {
        padding: 20px;
    }
    .btn-title {
        font-size: 1.1rem;
    }
}