* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', system-ui, sans-serif;
        }
        :root {
            --primary: #2a6dc9;
            --secondary: #ff9f1c;
            --dark: #1a1a2e;
            --light: #f8f9fa;
            --gray: #6c757d;
            --success: #28a745;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --radius: 8px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            color: #333;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: all 0.3s ease;
        }
        a:hover {
            color: var(--secondary);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-padding {
            padding: 4rem 0;
        }
        .site-header {
            background: var(--dark);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            color: var(--secondary);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--primary);
        }
        .my-logo:hover {
            text-decoration: none;
            transform: scale(1.03);
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            color: white;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: var(--radius);
        }
        .nav-desktop a:hover {
            background: rgba(255,255,255,0.1);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .mobile-nav {
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background: var(--dark);
            flex-direction: column;
            padding: 1rem;
            display: none;
            z-index: 999;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: white;
            padding: 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .breadcrumb {
            background: white;
            padding: 1rem;
            border-radius: var(--radius);
            margin: 1rem 0;
            box-shadow: var(--shadow);
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:last-child {
            color: var(--dark);
            font-weight: bold;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-body {
            background: white;
            padding: 3rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .article-body h1 {
            font-size: 2.8rem;
            color: var(--dark);
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        .article-body h2 {
            font-size: 2rem;
            color: var(--primary);
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--secondary);
        }
        .article-body h3 {
            font-size: 1.5rem;
            color: var(--dark);
            margin: 2rem 0 1rem;
        }
        .article-body h4 {
            font-size: 1.2rem;
            color: var(--gray);
            margin: 1.5rem 0 0.8rem;
        }
        .article-body p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .article-body strong {
            color: var(--primary);
            font-weight: 700;
        }
        .highlight-box {
            background: linear-gradient(90deg, rgba(42,109,201,0.1) 0%, rgba(255,159,28,0.05) 100%);
            border-left: 4px solid var(--secondary);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .featured-image {
            margin: 2.5rem 0;
            text-align: center;
        }
        .featured-image img {
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            transition: transform 0.5s ease;
        }
        .featured-image img:hover {
            transform: translateY(-5px);
        }
        .caption {
            font-style: italic;
            color: var(--gray);
            margin-top: 0.5rem;
            font-size: 0.9rem;
        }
        .internal-links {
            background: #f8f9fa;
            padding: 1.5rem;
            border-radius: var(--radius);
            margin: 2rem 0;
        }
        .internal-links ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 0.8rem;
        }
        .internal-links li:before {
            content: "🔗";
            margin-right: 8px;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .widget {
            background: white;
            padding: 1.8rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .widget h3 {
            color: var(--primary);
            margin-bottom: 1.2rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .widget form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .widget input, .widget textarea, .widget select {
            padding: 0.8rem;
            border: 1px solid #ddd;
            border-radius: var(--radius);
            font-size: 1rem;
        }
        .widget button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 1rem;
            border-radius: var(--radius);
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s;
        }
        .widget button:hover {
            background: var(--secondary);
        }
        .stars {
            display: flex;
            gap: 5px;
            margin: 1rem 0;
        }
        .stars i {
            color: #ddd;
            cursor: pointer;
            font-size: 1.5rem;
            transition: color 0.2s;
        }
        .stars i.active, .stars i:hover {
            color: #ffc107;
        }
        .site-footer {
            background: var(--dark);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--secondary);
            margin-bottom: 1rem;
        }
        friend-link {
            display: inline-block;
            background: rgba(255,255,255,0.05);
            padding: 0.5rem 1rem;
            border-radius: 20px;
            margin: 0.3rem;
            font-size: 0.9rem;
        }
        friend-link a:hover {
            text-decoration: none;
            color: var(--secondary);
        }
        .copyright {
            text-align: center;
            margin-top: 3rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        .last-updated {
            background: var(--primary);
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            display: inline-block;
            margin: 1rem 0;
            font-size: 0.9rem;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .text-center {
            text-align: center;
        }
        .mb-3 {
            margin-bottom: 3rem;
        }
        .mt-3 {
            margin-top: 3rem;
        }