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

        :root {
            --primary-color: #2d2d2d;
            --accent-color: #ff4757;
            --bg-color: #ffffff;
            --bg-light: #f8f9fa;
            --border-color: #e8e8e8;
            --text-primary: #2d2d2d;
            --text-secondary: #8b8b8b;
            --card-bg: #ffffff;
        }

        [data-theme="dark"] {
            --primary-color: #1a1a1a;
            --accent-color: #ff6b81;
            --bg-color: #0f0f0f;
            --bg-light: #1a1a1a;
            --border-color: #2d2d2d;
            --text-primary: #e8e8e8;
            --text-secondary: #a0a0a0;
            --card-bg: #1a1a1a;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.8;
            color: var(--text-primary);
            background-color: var(--bg-light);
            transition: background-color 0.3s ease, color 0.3s ease;
        }

        /* Header */
        header {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(232, 232, 232, 0.5);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }

        [data-theme="dark"] header {
            background: rgba(26, 26, 26, 0.95);
            border-bottom: 1px solid rgba(45, 45, 45, 0.5);
        }

        .header-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-primary);
            text-decoration: none;
            transition: transform 0.3s ease;
        }

        .logo span {
            color: var(--accent-color);
            font-size: 12px;
            vertical-align: super;
        }

        .header-icons {
            display: flex;
            gap: 15px;
            align-items: center;
        }

        .icon-btn {
            background: linear-gradient(135deg, #f8f9fa, #ffffff);
            border: 1px solid rgba(232, 232, 232, 0.8);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            font-size: 16px;
            cursor: pointer;
            color: var(--text-secondary);
            transition: all 0.4s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        [data-theme="dark"] .icon-btn {
            background: linear-gradient(135deg, #2d2d2d, #1a1a1a);
            border-color: #3d3d3d;
        }

        .icon-btn:hover {
            color: white;
            background: var(--accent-color);
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(255, 71, 87, 0.3);
        }

        /* Article Hero */
        .article-hero {
            position: relative;
            height: 70vh;
            min-height: 500px;
            overflow: hidden;
            margin-bottom: 60px;
        }

        .article-hero-image {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .article-hero-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
            padding: 60px 20px;
        }

        .article-hero-content {
            max-width: 900px;
            margin: 0 auto;
            color: white;
        }

        .article-category {
            display: inline-block;
            background: var(--accent-color);
            color: white;
            padding: 8px 20px;
            border-radius: 25px;
            font-size: 12px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }

        .article-title {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 20px;
        }

        .article-meta {
            display: flex;
            gap: 30px;
            align-items: center;
            font-size: 14px;
            opacity: 0.9;
        }

        .article-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            object-fit: cover;
            border: 2px solid white;
        }

        /* Article Content */
        .article-container {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 20px 80px;
        }

        .article-content {
            background: var(--card-bg);
            padding: 60px;
            border-radius: 16px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            margin-bottom: 40px;
            transition: background-color 0.3s ease;
        }

        .article-content p {
            font-size: 18px;
            line-height: 1.8;
            margin-bottom: 25px;
            color: var(--text-primary);
        }

        /* Drop cap para el primer párrafo del contenido (después del excerpt) */
        .article-content > p:not([style*="italic"]):first-of-type::first-letter {
            float: left;
            font-size: 75px;
            line-height: 60px;
            padding-top: 4px;
            padding-right: 12px;
            padding-left: 3px;
            font-weight: 700;
            color: var(--accent-color);
            font-style: normal;
        }

        .article-content h2 {
            font-size: 32px;
            font-weight: 700;
            margin: 40px 0 20px;
            color: var(--text-primary);
        }

        .article-content h3 {
            font-size: 24px;
            font-weight: 600;
            margin: 30px 0 15px;
            color: var(--text-primary);
        }

        .article-content blockquote {
            border-left: 4px solid var(--accent-color);
            padding: 20px 30px;
            margin: 30px 0;
            background: var(--bg-light);
            font-style: italic;
            font-size: 20px;
            color: var(--text-secondary);
        }

        .article-content img {
            width: 100%;
            border-radius: 12px;
            margin: 30px 0;
        }

        .article-content ul,
        .article-content ol {
            margin: 20px 0 20px 30px;
        }

        .article-content li {
            margin-bottom: 10px;
            font-size: 18px;
        }

        /* Share Buttons */
        .share-section {
            display: flex;
            gap: 15px;
            align-items: center;
            padding: 30px 0;
            border-top: 2px solid var(--border-color);
            border-bottom: 2px solid var(--border-color);
            margin: 40px 0;
        }

        .share-label {
            font-weight: 600;
            color: var(--text-primary);
        }

        .share-btn {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            cursor: pointer;
            transition: transform 0.3s ease;
            text-decoration: none;
            font-size: 18px;
        }

        .share-btn:hover {
            transform: translateY(-5px);
        }

        .share-btn.facebook {
            background: #3b5998;
        }

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

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

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

        /* Author Box */
        .author-box {
            background: var(--card-bg);
            padding: 40px;
            border-radius: 16px;
            display: flex;
            gap: 30px;
            margin-bottom: 40px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: background-color 0.3s ease;
        }

        .author-box-avatar {
            width: 100px;
            height: 100px;
            border-radius: 50%;
            object-fit: cover;
            flex-shrink: 0;
        }

        .author-box-content h3 {
            font-size: 24px;
            margin-bottom: 10px;
            color: var(--text-primary);
        }

        .author-box-content p {
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 15px;
        }

        .author-social {
            display: flex;
            gap: 10px;
        }

        .author-social a {
            width: 35px;
            height: 35px;
            border-radius: 50%;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            text-decoration: none;
            transition: all 0.3s ease;
        }

        .author-social a:hover {
            background: var(--accent-color);
            color: white;
            transform: translateY(-3px);
        }

        /* Related Articles */
        .related-articles {
            margin-top: 60px;
        }

        .related-title {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 30px;
            color: var(--text-primary);
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .related-card {
            background: var(--card-bg);
            border-radius: 12px;
            overflow: hidden;
            cursor: pointer;
            transition: all 0.4s ease;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
        }

        .related-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
        }

        .related-card-image {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .related-card-content {
            padding: 20px;
        }

        .related-card-category {
            color: var(--accent-color);
            font-size: 12px;
            font-weight: 600;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .related-card-title {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .related-card-meta {
            font-size: 12px;
            color: var(--text-secondary);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .article-title {
                font-size: 32px;
            }

            .article-content {
                padding: 30px 20px;
            }

            .article-content p {
                font-size: 16px;
            }

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

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

        /* Theme Toggle */
        .theme-toggle {
            background: linear-gradient(135deg, #f8f9fa, #ffffff);
            border: 1px solid rgba(232, 232, 232, 0.8);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            font-size: 18px;
            cursor: pointer;
            color: var(--text-secondary);
            transition: all 0.4s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        [data-theme="dark"] .theme-toggle {
            background: linear-gradient(135deg, #2d2d2d, #1a1a1a);
            border-color: #3d3d3d;
        }

        .theme-toggle:hover {
            color: white;
            background: var(--accent-color);
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(255, 71, 87, 0.3);
        }

        /* Next Post Section */
        .next-post-section {
            background: var(--card-bg);
            padding: 40px;
            border-radius: 16px;
            margin-bottom: 40px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
        }

        .next-post-label {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 25px;
            font-size: 14px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--accent-color);
        }

        .next-icon {
            font-size: 20px;
            animation: slideRight 1.5s ease-in-out infinite;
        }

        @keyframes slideRight {
            0%, 100% {
                transform: translateX(0);
            }
            50% {
                transform: translateX(8px);
            }
        }

        .next-post-card {
            display: flex;
            gap: 30px;
            text-decoration: none;
            color: inherit;
            transition: all 0.4s ease;
            border-radius: 12px;
            overflow: hidden;
            background: var(--bg-light);
        }

        .next-post-card:hover {
            transform: translateX(10px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        .next-post-image {
            position: relative;
            width: 300px;
            height: 200px;
            flex-shrink: 0;
            overflow: hidden;
            border-radius: 12px;
        }

        .next-post-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .next-post-overlay {
            position: absolute;
            top: 15px;
            left: 15px;
        }

        .next-post-category {
            display: inline-block;
            padding: 6px 15px;
            border-radius: 20px;
            font-size: 11px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: white;
            background: rgba(0, 0, 0, 0.7);
            backdrop-filter: blur(10px);
        }

        .next-post-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 20px;
        }

        .next-post-title {
            font-size: 24px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 12px;
            color: var(--text-primary);
            transition: color 0.3s ease;
        }

        .next-post-card:hover .next-post-title {
            color: var(--accent-color);
        }

        .next-post-excerpt {
            font-size: 15px;
            line-height: 1.6;
            color: var(--text-secondary);
            margin-bottom: 15px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .next-post-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 15px;
        }

        .next-post-arrow {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-color);
            transition: gap 0.3s ease;
        }

        .next-post-card:hover .next-post-arrow {
            gap: 15px;
        }

        .next-post-arrow svg {
            transition: transform 0.3s ease;
        }

        .next-post-card:hover .next-post-arrow svg {
            transform: translateX(5px);
        }

        /* Responsive para Next Post */
        @media (max-width: 768px) {
            .next-post-section {
                padding: 25px;
            }

            .next-post-card {
                flex-direction: column;
                gap: 20px;
            }

            .next-post-image {
                width: 100%;
                height: 220px;
            }

            .next-post-content {
                padding: 0;
            }

            .next-post-title {
                font-size: 20px;
            }
        }