:root {
            --primary: #FF6B35;
            --secondary: #004E89;
            --accent: #00A896;
            --light: #F7F9FC;
            --dark: #2D3047;
            --gray: #8A8D93;
            --shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            --radius: 12px;
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--dark);
            background-color: #fff;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            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: 2.2rem;
            font-weight: 900;
            letter-spacing: -1px;
            background: linear-gradient(to right, #FFD166, #FF9E6D);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        .my-logo:hover {
            transform: scale(1.03);
        }
        .breadcrumb {
            background-color: var(--light);
            padding: 12px 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #eee;
        }
        .breadcrumb a {
            color: var(--secondary);
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb i {
            margin: 0 8px;
            color: var(--gray);
        }
        .main-nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 2rem;
        }
        .nav-links a {
            font-weight: 600;
            font-size: 1.05rem;
            padding: 5px 0;
            border-bottom: 2px solid transparent;
        }
        .nav-links a:hover {
            border-bottom-color: #FFD166;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            background: transparent;
            border: none;
            padding: 5px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background: white;
            margin: 3px 0;
            border-radius: 2px;
            transition: var(--transition);
        }
        .hero {
            background: linear-gradient(rgba(255,107,53,0.9), rgba(0,78,137,0.9)), url('https://images.unsplash.com/photo-1593305841991-05c297ba4575?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            text-align: center;
            padding: 4rem 1rem;
            border-radius: 0 0 var(--radius) var(--radius);
            margin-bottom: 3rem;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            opacity: 0.95;
        }
        .search-box {
            max-width: 600px;
            margin: 2rem auto 0;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.2);
        }
        .search-box input {
            flex: 1;
            padding: 18px 25px;
            border: none;
            font-size: 1.1rem;
            outline: none;
        }
        .search-box button {
            background: var(--accent);
            color: white;
            border: none;
            padding: 0 30px;
            cursor: pointer;
            font-size: 1.2rem;
            font-weight: 600;
        }
        .search-box button:hover {
            background: #009688;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 3rem 0;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            background: var(--light);
            padding: 2.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .sidebar {
            background: white;
            padding: 2rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        h1, h2, h3, h4 {
            color: var(--secondary);
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            border-left: 8px solid var(--primary);
            padding-left: 20px;
        }
        h2 {
            font-size: 2.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px dashed var(--accent);
        }
        h3 {
            font-size: 1.8rem;
            color: var(--primary);
        }
        h4 {
            font-size: 1.5rem;
            color: var(--dark);
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(120deg, rgba(255,214,102,0.3) 0%, rgba(255,214,102,0) 100%);
            padding: 1.5rem;
            border-radius: var(--radius);
            border-left: 5px solid #FFD166;
            margin: 2rem 0;
        }
        .emoji {
            font-size: 1.5em;
            margin-right: 8px;
            vertical-align: middle;
        }
        ul, ol {
            padding-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.7rem;
        }
        strong {
            color: var(--secondary);
            font-weight: 700;
        }
        .internal-link {
            color: var(--accent);
            font-weight: 600;
            border-bottom: 1px dotted var(--accent);
        }
        .internal-link:hover {
            color: var(--primary);
            border-bottom-style: solid;
        }
        .article-img {
            width: 100%;
            border-radius: var(--radius);
            margin: 2.5rem auto;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .article-img:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.15);
        }
        .caption {
            text-align: center;
            font-style: italic;
            color: var(--gray);
            margin-top: 8px;
            font-size: 0.95rem;
        }
        .last-updated {
            background: var(--dark);
            color: white;
            padding: 1rem;
            border-radius: var(--radius);
            text-align: center;
            margin: 3rem 0;
            font-weight: 600;
        }
        .comment-section, .rating-section {
            background: white;
            padding: 2.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin: 3rem 0;
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            margin: 1rem 0 2rem;
            font-size: 2rem;
            color: #FFD166;
            cursor: pointer;
        }
        .rating-stars i:hover {
            transform: scale(1.2);
        }
        form label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--dark);
        }
        form input, form textarea {
            width: 100%;
            padding: 15px;
            margin-bottom: 1.5rem;
            border: 2px solid #e1e5eb;
            border-radius: var(--radius);
            font-size: 1rem;
            font-family: inherit;
            transition: var(--transition);
        }
        form input:focus, form textarea:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(0,168,150,0.2);
        }
        form button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 16px 40px;
            font-size: 1.1rem;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 700;
            transition: var(--transition);
            display: inline-block;
        }
        form button:hover {
            background: #e05a2b;
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(255,107,53,0.4);
        }
        friend-link {
            display: block;
            background: var(--secondary);
            color: white;
            padding: 2.5rem;
            border-radius: var(--radius);
            margin: 3rem 0;
            text-align: center;
        }
        friend-link h3 {
            color: #FFD166;
            margin-bottom: 1.5rem;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1.5rem;
            margin-top: 1.5rem;
        }
        .friend-links a {
            background: rgba(255,255,255,0.15);
            padding: 12px 24px;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
        }
        .friend-links a:hover {
            background: var(--accent);
            transform: translateY(-3px);
        }
        .site-footer {
            background: var(--dark);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 900;
            margin-bottom: 1rem;
            background: linear-gradient(to right, #FFD166, #FF9E6D);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.95rem;
            color: #aaa;
            width: 100%;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .nav-links {
                position: fixed;
                top: 90px;
                left: -100%;
                flex-direction: column;
                background: var(--secondary);
                width: 100%;
                text-align: center;
                padding: 2rem 0;
                transition: 0.5s ease;
                box-shadow: 0 10px 15px rgba(0,0,0,0.1);
                z-index: 999;
            }
            .nav-links.active {
                left: 0;
            }
            .nav-links li {
                margin: 1.5rem 0;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
            h1 {
                font-size: 2.3rem;
            }
            h2 {
                font-size: 1.9rem;
            }
            .content-wrapper {
                padding: 0 10px;
            }
            .main-content, .sidebar, .comment-section, .rating-section {
                padding: 1.5rem;
            }
        }