/* ========================================
   SINGLE POST - CSS MODERNO 2026
   HOMENET TEMA v1.3
======================================== */

/* Variables ya definidas en pg-archive.css */
:root {
    --color-primary: #fff908;
    --color-dark: #0a0a0a;
    --color-light: #ffffff;
    --color-grey-light: #f5f5f5;
    --color-grey: #888888;
    --color-text: #333333;
    --gradient-primary: linear-gradient(135deg, #fff908 0%, #ffd700 100%);
    --gradient-dark: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.16);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.24);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 24px;
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --font-primary: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ========================================
   SINGLE HERO - HEADER DEL ARTÍCULO
======================================== */
.single-hero {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--gradient-dark);
}

.single-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: brightness(0.6);
    transform: scale(1.1);
    transition: transform 3s ease-out;
}

.single-hero:hover .single-hero-bg {
    transform: scale(1);
}

.single-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.5) 100%);
    z-index: 1;
}

.single-hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 40px;
    text-align: center;
}

/* Post Categories in Hero */
.post-categories-hero {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.category-badge-hero {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255,249,8,0.5);
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all var(--transition-normal);
}

.category-badge-hero:hover {
    background: var(--gradient-primary);
    color: var(--color-dark);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 24px rgba(255,249,8,0.4);
}

/* Single Title */
.single-title {
    font-family: var(--font-primary);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-light);
    margin: 0 0 30px 0;
    line-height: 1.2;
    text-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

/* Single Meta */
.single-meta {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 30px;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.meta-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

.meta-item img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--color-primary);
}

.meta-item i {
    font-size: 1.2rem;
    color: var(--color-primary);
}

.meta-item div {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.meta-label {
    font-family: var(--font-body);
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.meta-value {
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-light);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    cursor: pointer;
    animation: bounce 2s infinite;
}

.scroll-indicator i {
    font-size: 2rem;
    color: var(--color-primary);
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-15px);
    }
    60% {
        transform: translateX(-50%) translateY(-10px);
    }
}

/* ========================================
   SINGLE CONTENT SECTION
======================================== */
.single-content-section {
    background: var(--color-grey-light);
    padding: 80px 40px;
    min-height: 60vh;
}

.single-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 60px;
    align-items: start;
}

/* ========================================
   ARTICLE CONTENT
======================================== */
.single-article {
    background: var(--color-light);
    border-radius: var(--radius-lg);
    padding: 60px;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255,249,8,0.1);
}

.article-featured-image {
    margin: -60px -60px 40px -60px;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    overflow: hidden;
}

.article-featured-image img {
    width: 100%;
    height: auto;
    display: block;
}

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

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

.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4,
.article-content h5,
.article-content h6 {
    font-family: var(--font-primary);
    color: var(--color-text);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.3;
}

.article-content h2 {
    font-size: 2.2rem;
    padding-bottom: 15px;
    border-bottom: 3px solid var(--color-primary);
    margin-bottom: 1.5rem;
}

.article-content h3 {
    font-size: 1.8rem;
}

.article-content h4 {
    font-size: 1.5rem;
}

.article-content a {
    color: var(--color-primary);
    text-decoration: underline;
    transition: var(--transition-fast);
}

.article-content a:hover {
    color: var(--color-text);
}

.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: 2rem 0;
    box-shadow: var(--shadow-md);
}

.article-content ul,
.article-content ol {
    margin: 1.5rem 0;
    padding-left: 2rem;
}

.article-content li {
    margin-bottom: 0.75rem;
    line-height: 1.7;
}

.article-content ul li {
    list-style-type: none;
    position: relative;
}

.article-content ul li::before {
    content: '';
    position: absolute;
    left: -1.5rem;
    top: 0.65rem;
    width: 8px;
    height: 8px;
    background: var(--gradient-primary);
    border-radius: 50%;
}

.article-content blockquote {
    margin: 2rem 0;
    padding: 25px 30px;
    background: rgba(255,249,8,0.05);
    border-left: 5px solid var(--color-primary);
    border-radius: var(--radius-sm);
    font-style: italic;
    font-size: 1.15rem;
    color: var(--color-grey);
}

.article-content code {
    padding: 3px 8px;
    background: rgba(0,0,0,0.05);
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
}

.article-content pre {
    margin: 2rem 0;
    padding: 20px;
    background: #1a1a1a;
    border-radius: var(--radius-sm);
    overflow-x: auto;
}

.article-content pre code {
    background: none;
    color: #fff;
    padding: 0;
}

/* Page Links (for multipage posts) */
.page-links {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid rgba(0,0,0,0.08);
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.page-links-title {
    font-family: var(--font-body);
    font-weight: 700;
    margin-right: 10px;
}

.page-links span,
.page-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 15px;
    background: var(--color-grey-light);
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.page-links a:hover {
    background: var(--gradient-primary);
    color: var(--color-dark);
    border-color: var(--color-primary);
    transform: translateY(-3px);
}

/* ========================================
   ARTICLE TAGS
======================================== */
.article-tags {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid rgba(0,0,0,0.08);
}

.article-tags h4 {
    font-family: var(--font-body);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.article-tags h4 i {
    color: var(--color-primary);
}

.tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag-badge {
    display: inline-flex;
    align-items: center;
    padding: 10px 18px;
    background: var(--color-grey-light);
    border: 2px solid transparent;
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.tag-badge:hover {
    background: rgba(255,249,8,0.1);
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-3px) scale(1.05);
}

/* ========================================
   ARTICLE SHARE
======================================== */
.article-share {
    margin-top: 2rem;
    padding: 30px;
    background: rgba(255,249,8,0.05);
    border-radius: var(--radius-md);
    border: 2px solid rgba(255,249,8,0.2);
}

.article-share h4 {
    font-family: var(--font-body);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.article-share h4 i {
    color: var(--color-primary);
}

.share-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    color: var(--color-light);
    font-size: 1.2rem;
    text-decoration: none;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
}

.share-btn:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: var(--shadow-xl);
}

.share-btn.facebook {
    background: #1877f2;
}

.share-btn.twitter {
    background: #1da1f2;
}

.share-btn.linkedin {
    background: #0077b5;
}

.share-btn.whatsapp {
    background: #25d366;
}

/* ========================================
   AUTHOR BOX
======================================== */
.author-box {
    margin-top: 3rem;
    padding: 40px;
    background: var(--color-grey-light);
    border-radius: var(--radius-md);
    display: flex;
    gap: 30px;
    border: 2px solid rgba(255,249,8,0.2);
    transition: all var(--transition-normal);
}

.author-box:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.author-avatar {
    flex-shrink: 0;
}

.author-avatar img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: 4px solid var(--color-primary);
    box-shadow: var(--shadow-md);
}

.author-info h3 {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-grey);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0 0 8px 0;
}

.author-info h4 {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 15px 0;
}

.author-info p {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-grey);
    margin-bottom: 20px;
}

.author-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--gradient-primary);
    color: var(--color-dark);
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.9rem;
    border-radius: 50px;
    text-decoration: none;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.author-link:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-md);
}

.author-link i {
    transition: transform var(--transition-fast);
}

.author-link:hover i {
    transform: translateX(5px);
}

/* ========================================
   POST NAVIGATION
======================================== */
.post-navigation {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid rgba(0,0,0,0.08);
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.nav-post {
    padding: 25px;
    background: var(--color-grey-light);
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    text-decoration: none;
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.nav-post:hover {
    background: rgba(255,249,8,0.1);
    border-color: var(--color-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.nav-label {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-grey);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-label i {
    color: var(--color-primary);
}

.nav-title {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.3;
}

.next-post {
    text-align: right;
}

.next-post .nav-label {
    justify-content: flex-end;
}

/* ========================================
   SIDEBAR FOR SINGLE
======================================== */
.single-sidebar {
    position: sticky;
    top: 120px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* ========================================
   RELATED POSTS SECTION
======================================== */
.related-posts-section {
    background: var(--color-light);
    padding: 80px 40px;
    border-top: 4px solid var(--color-primary);
}

.related-posts-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 50px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.section-title i {
    color: var(--color-primary);
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.related-post-card {
    background: var(--color-grey-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
    border: 2px solid transparent;
}

.related-post-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.related-post-image {
    position: relative;
    display: block;
    overflow: hidden;
    height: 250px;
}

.related-post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.related-post-card:hover .related-post-image img {
    transform: scale(1.1);
}

.related-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.related-post-card:hover .related-overlay {
    opacity: 1;
}

.related-overlay i {
    font-size: 3rem;
    color: var(--color-primary);
    transform: translateX(-20px);
    transition: transform var(--transition-normal);
}

.related-post-card:hover .related-overlay i {
    transform: translateX(0);
}

.related-post-content {
    padding: 25px;
}

.related-category {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    background: rgba(255,249,8,0.2);
    border: 1px solid var(--color-primary);
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-text);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 15px;
    transition: all var(--transition-fast);
}

.related-category:hover {
    background: var(--gradient-primary);
    color: var(--color-dark);
}

.related-post-content h3 {
    margin: 0 0 15px 0;
}

.related-post-content h3 a {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text);
    text-decoration: none;
    line-height: 1.3;
    transition: color var(--transition-fast);
}

.related-post-content h3 a:hover {
    color: var(--color-primary);
}

.related-meta {
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: var(--color-grey);
}

.related-meta i {
    margin-right: 5px;
}

/* ========================================
   RESPONSIVE DESIGN
======================================== */
@media (max-width: 1200px) {
    .single-container {
        grid-template-columns: 1fr 320px;
        gap: 40px;
    }

    .single-article {
        padding: 40px;
    }
}

@media (max-width: 1024px) {
    .single-title {
        font-size: 2.8rem;
    }

    .single-container {
        grid-template-columns: 1fr;
    }

    .single-sidebar {
        position: static;
    }

    .related-posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .single-hero {
        min-height: 60vh;
    }

    .single-title {
        font-size: 2rem;
    }

    .single-meta {
        gap: 15px;
    }

    .meta-item {
        padding: 10px 15px;
    }

    .single-content-section {
        padding: 50px 20px;
    }

    .single-article {
        padding: 30px 25px;
    }

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

    .article-content h2 {
        font-size: 1.8rem;
    }

    .author-box {
        flex-direction: column;
        padding: 30px;
        text-align: center;
    }

    .author-avatar {
        margin: 0 auto;
    }

    .post-navigation {
        grid-template-columns: 1fr;
    }

    .next-post {
        text-align: left;
    }

    .next-post .nav-label {
        justify-content: flex-start;
    }

    .related-posts-grid {
        grid-template-columns: 1fr;
    }

    .related-posts-section {
        padding: 50px 20px;
    }

    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .single-hero-content {
        padding: 0 20px;
    }

    .single-title {
        font-size: 1.6rem;
    }

    .single-meta {
        flex-direction: column;
        gap: 10px;
    }

    .meta-item {
        width: 100%;
        justify-content: center;
    }

    .single-article {
        padding: 25px 20px;
    }

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

    .share-buttons {
        justify-content: center;
    }

    .author-info h4 {
        font-size: 1.2rem;
    }
}