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

        :root {
            --deep-navy: #0B132B;
            --electric-cyan: #00E5FF;
            --electric-cyan-dim: #00b8d4;
            --cloud-grey: #F0F4F8;
            --white: #ffffff;
            --text-light: #4A5568;
            --text-muted: #718096;
            --shadow: 0 20px 30px -10px rgba(0, 229, 255, 0.08);
            --shadow-hover: 0 30px 40px -12px rgba(0, 229, 255, 0.15);
            --border-radius-card: 24px;
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        body {
            font-family: 'Inter', sans-serif;
            background-color: var(--white);
            color: var(--deep-navy);
            line-height: 1.7;
            overflow-x: hidden;
        }

        h1, h2, h3, h4, h5, h6 {
            font-weight: 600;
            letter-spacing: -0.02em;
            line-height: 1.3;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 32px;
        }

        /* ---------- HEADER ---------- */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(11, 19, 43, 0.05);
            transition: var(--transition);
            padding: 16px 0;
        }

        .header-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 32px;
        }

        .logo {
            display: flex;
            align-items: center;
            text-decoration: none;
        }

        .logo-icon-img {
            width: 50px;
            height: 50px;
            border-radius: 14px;
            margin-right: 8px;
            box-shadow: 0 8px 14px rgba(0, 229, 255, 0.15);
            border: 1.5px solid rgba(0, 229, 255, 0.3);
            object-fit: cover;
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.1;
            margin-left: 4px;
        }

        .logo-text .eter {
            font-family: 'Space Grotesk', sans-serif;
            font-weight: 600;
            font-size: 1.4rem;
            letter-spacing: -0.02em;
            color: var(--deep-navy);
            margin-bottom: -2px;
        }

        .logo-text .orld {
            font-family: 'Space Grotesk', sans-serif;
            font-weight: 300;
            font-size: 1rem;
            letter-spacing: 0.22em;
            text-transform: uppercase;
            color: var(--electric-cyan-dim);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 48px;
        }

        .nav-links {
            display: flex;
            gap: 40px;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--deep-navy);
            font-weight: 500;
            font-size: 1rem;
            transition: var(--transition);
            position: relative;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 0%;
            height: 2.5px;
            background: var(--electric-cyan);
            transition: var(--transition);
            border-radius: 2px;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .btn-primary {
            background: var(--deep-navy);
            color: white;
            padding: 12px 28px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            text-decoration: none;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 8px 16px rgba(11, 19, 43, 0.1);
            border: 1px solid rgba(0, 229, 255, 0.2);
            display: inline-block;
        }

        .btn-primary:hover {
            background: #1a2f5e;
            box-shadow: 0 12px 20px rgba(0, 229, 255, 0.2);
            transform: translateY(-2px);
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: space-between;
            width: 28px;
            height: 22px;
            cursor: pointer;
            z-index: 1001;
        }

        .hamburger span {
            display: block;
            height: 3px;
            width: 100%;
            background: var(--deep-navy);
            border-radius: 4px;
            transition: all 0.3s ease;
        }

        .hamburger.active span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
        .hamburger.active span:nth-child(2) { opacity: 0; }
        .hamburger.active span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

        /* Mobile Menu */
        .mobile-nav {
            position: fixed;
            top: 0;
            right: -100%;
            width: min(75%, 320px);
            height: 100vh;
            background: var(--deep-navy);
            padding: 100px 32px 40px;
            display: flex;
            flex-direction: column;
            gap: 40px;
            transition: right 0.4s cubic-bezier(0.23, 1, 0.32, 1);
            z-index: 999;
            box-shadow: -10px 0 30px rgba(0,0,0,0.2);
            border-left: 1px solid rgba(0, 229, 255, 0.2);
        }

        .mobile-nav.active { right: 0; }

        .mobile-nav a {
            color: white;
            text-decoration: none;
            font-size: 1.4rem;
            font-weight: 500;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .mobile-nav a i { color: var(--electric-cyan); width: 28px; }
        .mobile-nav a:hover { color: var(--electric-cyan); padding-left: 12px; }

        .overlay {
            position: fixed;
            top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0,0,0,0.5);
            backdrop-filter: blur(4px);
            opacity: 0; visibility: hidden;
            transition: 0.3s;
            z-index: 998;
        }
        .overlay.active { opacity: 1; visibility: visible; }

        /* ---------- ARTICLE HERO ---------- */
        .article-hero {
            padding: 160px 0 60px;
            background: radial-gradient(circle at 20% 30%, rgba(0, 229, 255, 0.03) 0%, transparent 50%);
        }

        .article-meta-top {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 20px;
            margin-bottom: 20px;
        }

        .article-category {
            background: rgba(0, 229, 255, 0.12);
            color: var(--electric-cyan-dim);
            padding: 6px 18px;
            border-radius: 40px;
            font-weight: 500;
            font-size: 0.9rem;
            border: 1px solid rgba(0, 229, 255, 0.2);
        }

        .article-date, .article-read-time {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .article-date i, .article-read-time i {
            margin-right: 6px;
            color: var(--electric-cyan-dim);
        }

        .article-hero h1 {
            font-size: clamp(2.5rem, 6vw, 3.8rem);
            margin-bottom: 30px;
            line-height: 1.2;
        }

        .article-featured-img {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 32px;
            margin: 20px 0 40px;
            box-shadow: var(--shadow-hover);
            border: 1px solid rgba(0, 229, 255, 0.1);
        }

        /* Article Layout */
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 60px;
            padding: 20px 0 80px;
        }

        /* Article Content */
        .article-content {
            font-size: 1.1rem;
        }

        .article-content h2 {
            font-size: 2rem;
            margin: 40px 0 20px;
        }

        .article-content h3 {
            font-size: 1.5rem;
            margin: 30px 0 15px;
        }

        .article-content p {
            margin-bottom: 24px;
            color: var(--text-light);
        }

        .article-content ul, .article-content ol {
            margin: 20px 0 30px 20px;
            color: var(--text-light);
        }

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

        .article-content blockquote {
            border-left: 4px solid var(--electric-cyan);
            padding: 20px 30px;
            margin: 30px 0;
            background: var(--cloud-grey);
            border-radius: 0 20px 20px 0;
            font-style: italic;
            color: var(--deep-navy);
        }

        .article-content img {
            max-width: 100%;
            border-radius: 20px;
            margin: 20px 0;
        }

        /* Author Bio */
        .author-bio {
            display: flex;
            gap: 24px;
            align-items: center;
            margin-top: 60px;
            padding: 30px;
            background: var(--cloud-grey);
            border-radius: 24px;
            border: 1px solid rgba(0, 229, 255, 0.1);
        }

        .author-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            object-fit: cover;
            border: 3px solid var(--electric-cyan);
        }

        .author-info h4 {
            font-size: 1.3rem;
            margin-bottom: 6px;
        }

        .author-info p {
            color: var(--text-light);
            margin-bottom: 12px;
        }

        .author-social a {
            color: var(--deep-navy);
            margin-right: 16px;
            font-size: 1.2rem;
            transition: var(--transition);
        }

        .author-social a:hover {
            color: var(--electric-cyan-dim);
        }

        /* Share Section */
        .share-section {
            display: flex;
            align-items: center;
            gap: 20px;
            margin: 40px 0;
            padding-top: 30px;
            border-top: 1px solid #e2e8f0;
        }

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

        .share-buttons {
            display: flex;
            gap: 12px;
        }

        .share-btn {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--cloud-grey);
            color: var(--deep-navy);
            text-decoration: none;
            transition: var(--transition);
        }

        .share-btn:hover {
            background: var(--electric-cyan);
            transform: translateY(-3px);
        }

        /* Comments */
        .comments-section {
            margin-top: 60px;
        }

        .comments-section h3 {
            font-size: 1.8rem;
            margin-bottom: 30px;
        }

        .comment-form textarea {
            width: 100%;
            padding: 16px;
            border-radius: 20px;
            border: 1px solid #e2e8f0;
            background: white;
            font-family: inherit;
            resize: vertical;
            margin-bottom: 16px;
        }

        .comment-form input {
            width: 100%;
            padding: 14px 18px;
            border-radius: 40px;
            border: 1px solid #e2e8f0;
            margin-bottom: 16px;
        }

        .comment-list {
            margin-top: 40px;
        }

        .comment-item {
            display: flex;
            gap: 20px;
            margin-bottom: 30px;
            padding-bottom: 30px;
            border-bottom: 1px solid #e2e8f0;
        }

        .comment-avatar {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            object-fit: cover;
        }

        .comment-body h5 {
            margin-bottom: 6px;
        }

        .comment-date {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        /* Sidebar */
        .sidebar {
            position: sticky;
            top: 100px;
            height: fit-content;
        }

        .sidebar-widget {
            background: white;
            padding: 28px;
            border-radius: 24px;
            box-shadow: var(--shadow);
            margin-bottom: 30px;
            border: 1px solid rgba(0,229,255,0.05);
        }

        .widget-title {
            font-size: 1.3rem;
            margin-bottom: 24px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--electric-cyan);
        }

        .recent-post {
            display: flex;
            gap: 15px;
            margin-bottom: 20px;
        }

        .recent-post img {
            width: 70px;
            height: 70px;
            border-radius: 12px;
            object-fit: cover;
        }

        .recent-post-info h4 {
            font-size: 1rem;
            margin-bottom: 6px;
        }

        .recent-post-info h4 a {
            text-decoration: none;
            color: var(--deep-navy);
        }

        .category-list {
            list-style: none;
        }

        .category-list li {
            margin-bottom: 12px;
        }

        .category-list a {
            text-decoration: none;
            color: var(--text-light);
            display: flex;
            justify-content: space-between;
            padding: 8px 0;
            border-bottom: 1px solid #edf2f7;
        }

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

        .tag {
            background: var(--cloud-grey);
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.85rem;
            color: var(--text-light);
            text-decoration: none;
        }

        /* Footer */
        footer {
            background: var(--deep-navy);
            color: white;
            padding: 40px 0 20px;
        }

        .copyright {
            text-align: center;
            color: #7e8aa2;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
        }

        .copyright a {
            color: var(--electric-cyan-dim);
            text-decoration: none;
        }

        /* Floating Widget */
        .floating-widget {
            position: fixed;
            bottom: 30px;
            right: 30px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            z-index: 900;
        }
        .widget-btn {
            width: 60px;
            height: 60px;
            border-radius: 30px;
            background: var(--deep-navy);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
            transition: var(--transition);
            text-decoration: none;
            border: 1px solid var(--electric-cyan);
        }
        .widget-btn.whatsapp { background: #25D366; }
        .widget-btn.call { background: var(--electric-cyan-dim); color: var(--deep-navy); }
        .widget-btn:hover { transform: scale(1.1); }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
        }

        @media (max-width: 768px) {
            .nav-menu { display: none; }
            .hamburger { display: flex; }
            .article-hero { padding: 130px 0 40px; }
            .author-bio {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 480px) {
            .logo-text .eter { font-size: 1.2rem; }
        }