* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: #2c7a7b;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #1a535c;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: #fff;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #2c7a7b, #38b2ac);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -1px;
        }
        .my-logo span {
            color: #e53e3e;
        }
        .mobile-toggle {
            display: none;
            font-size: 1.8rem;
            color: #2c7a7b;
            cursor: pointer;
            background: none;
            border: none;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 1.05rem;
            padding: 5px 0;
            position: relative;
        }
        .main-nav a:after {
            content: '';
            position: absolute;
            width: 0;
            height: 3px;
            background: #38b2ac;
            bottom: -5px;
            left: 0;
            transition: width 0.3s ease;
        }
        .main-nav a:hover:after {
            width: 100%;
        }
        .breadcrumb {
            background-color: #edf2f7;
            padding: 12px 0;
            font-size: 0.9rem;
            color: #4a5568;
        }
        .breadcrumb a {
            color: #2c7a7b;
        }
        .hero-search {
            background: linear-gradient(135deg, #1a535c 0%, #2c7a7b 100%);
            color: white;
            padding: 40px 20px;
            text-align: center;
            border-radius: 0 0 20px 20px;
            margin-bottom: 40px;
        }
        .hero-search h1 {
            font-size: 2.8rem;
            margin-bottom: 15px;
            line-height: 1.2;
        }
        .hero-search p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            opacity: 0.9;
        }
        .search-form {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
        }
        .search-form input {
            flex-grow: 1;
            padding: 15px 20px;
            border: none;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
        }
        .search-form button {
            background-color: #e53e3e;
            color: white;
            border: none;
            border-radius: 0 50px 50px 0;
            padding: 15px 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .search-form button:hover {
            background-color: #c53030;
        }
        .main-content {
            flex: 1;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 20px 0 40px;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: white;
            padding: 30px;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.04);
        }
        .article-content h2 {
            color: #1a535c;
            font-size: 2rem;
            margin: 35px 0 15px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e2e8f0;
        }
        .article-content h3 {
            color: #2c7a7b;
            font-size: 1.6rem;
            margin: 30px 0 12px;
        }
        .article-content h4 {
            color: #4a5568;
            font-size: 1.3rem;
            margin: 25px 0 10px;
        }
        .article-content p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .article-content strong {
            color: #1a535c;
        }
        .highlight-box {
            background-color: #f0fff4;
            border-left: 5px solid #38b2ac;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 10px 10px 0;
        }
        .featured-image {
            margin: 30px auto;
            text-align: center;
        }
        .featured-image img {
            border-radius: 15px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
            max-width: 800px;
            width: 100%;
        }
        .link-list {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin: 25px 0;
        }
        .link-list a {
            background-color: #e6fffa;
            padding: 10px 20px;
            border-radius: 50px;
            font-weight: 600;
            border: 1px solid #81e6d9;
        }
        .link-list a:hover {
            background-color: #b2f5ea;
        }
        .update-time {
            text-align: right;
            font-style: italic;
            color: #718096;
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px dashed #cbd5e0;
        }
        .sidebar-widget {
            background-color: white;
            padding: 25px;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.04);
            margin-bottom: 25px;
        }
        .sidebar-widget h3 {
            color: #1a535c;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e2e8f0;
        }
        .rating-widget form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .rating-widget .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            font-size: 1.8rem;
            color: #e2e8f0;
            margin: 10px 0;
        }
        .stars i {
            cursor: pointer;
            transition: color 0.2s;
        }
        .stars i.active,
        .stars i:hover {
            color: #f6e05e;
        }
        .rating-widget input,
        .rating-widget textarea {
            padding: 12px 15px;
            border: 1px solid #cbd5e0;
            border-radius: 8px;
            font-size: 1rem;
        }
        .rating-widget button {
            background-color: #2c7a7b;
            color: white;
            border: none;
            padding: 14px;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .rating-widget button:hover {
            background-color: #1a535c;
        }
        .site-footer {
            background-color: #1a202c;
            color: #cbd5e0;
            padding: 50px 0 20px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h4 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 20px;
        }
        friend-link {
            display: block;
            margin-bottom: 10px;
        }
        friend-link a {
            color: #81e6d9;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #2d3748;
            font-size: 0.9rem;
            color: #a0aec0;
        }
        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: white;
                box-shadow: 0 10px 15px rgba(0,0,0,0.1);
                padding: 20px;
                transform: translateY(-150%);
                opacity: 0;
                transition: all 0.4s ease;
                z-index: 999;
            }
            .main-nav.active {
                transform: translateY(0);
                opacity: 1;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 15px;
            }
            .hero-search h1 {
                font-size: 2.2rem;
            }
            .article-content {
                padding: 20px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input,
            .search-form button {
                border-radius: 50px;
                margin-bottom: 10px;
            }
        }