* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: #333;
            background-color: #f8f9fa;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        a {
            text-decoration: none;
            color: #2c5aa0;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #e63946;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul, ol {
            padding-left: 2rem;
            margin-bottom: 1.5rem;
        }
        .site-header {
            background: linear-gradient(135deg, #1a2980, #26d0ce);
            color: white;
            padding: 1.5rem 0;
            border-radius: 0 0 12px 12px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.1);
            margin-bottom: 2rem;
        }
        .header-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1.5rem;
        }
        .logo-area {
            text-align: center;
        }
        .my-logo {
            font-family: 'Arial Black', Gadget, sans-serif;
            font-size: 2.8rem;
            background: linear-gradient(to right, #ff7e5f, #feb47b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
            letter-spacing: 2px;
        }
        .my-logo a {
            background: none;
            -webkit-text-fill-color: inherit;
        }
        .domain {
            font-size: 0.9rem;
            color: #d1ecff;
            margin-top: -5px;
        }
        .nav-container {
            width: 100%;
        }
        .main-nav {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 1.5rem;
            list-style: none;
            padding: 0;
        }
        .main-nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 25px;
            background-color: rgba(255,255,255,0.1);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .main-nav a:hover {
            background-color: rgba(255,255,255,0.25);
            transform: translateY(-3px);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 0.8rem 1rem;
            border-radius: 8px;
            margin-bottom: 2rem;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #6c757d;
        }
        .breadcrumb a:hover {
            color: #2c5aa0;
        }
        .search-section {
            background-color: white;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin-bottom: 2.5rem;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem;
            border: 2px solid #1a2980;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-btn {
            background: linear-gradient(to right, #1a2980, #26d0ce);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-size: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-btn:hover {
            background: linear-gradient(to right, #15256d, #1fb9b7);
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        .main-content {
            background-color: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
        }
        h1 {
            color: #1a2980;
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 4px solid #ff7e5f;
            padding-bottom: 0.5rem;
        }
        h2 {
            color: #26a69a;
            font-size: 2rem;
            margin: 2.5rem 0 1.5rem;
            padding-left: 0.5rem;
            border-left: 5px solid #26a69a;
        }
        h3 {
            color: #2c5aa0;
            font-size: 1.6rem;
            margin: 2rem 0 1rem;
        }
        h4 {
            color: #e63946;
            font-size: 1.3rem;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.8rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: #444;
            background-color: #f1f8ff;
            padding: 1.5rem;
            border-radius: 8px;
            border-left: 5px solid #2c5aa0;
        }
        .highlight {
            background-color: #fff3cd;
            padding: 1.5rem;
            border-radius: 8px;
            border: 1px dashed #ffc107;
            margin: 2rem 0;
        }
        .bold {
            font-weight: 700;
            color: #1a2980;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        .sidebar {
            background-color: white;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
            align-self: start;
        }
        .widget {
            margin-bottom: 2.5rem;
        }
        .widget-title {
            color: #1a2980;
            font-size: 1.3rem;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #26d0ce;
        }
        .link-list {
            list-style: none;
            padding-left: 0;
        }
        .link-list li {
            margin-bottom: 0.8rem;
            padding: 0.8rem;
            background-color: #f8f9fa;
            border-radius: 6px;
            transition: all 0.3s ease;
        }
        .link-list li:hover {
            background-color: #e3f2fd;
            transform: translateX(5px);
        }
        .interactive-section {
            background-color: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
            margin-top: 3rem;
        }
        .interactive-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #ffd700;
            cursor: pointer;
        }
        .star:hover,
        .star.active {
            color: #ffa500;
            transform: scale(1.2);
        }
        .form-input, .form-textarea {
            padding: 1rem;
            border: 1px solid #ced4da;
            border-radius: 8px;
            font-size: 1rem;
            width: 100%;
        }
        .form-textarea {
            min-height: 120px;
            resize: vertical;
        }
        .form-submit {
            background: linear-gradient(to right, #e63946, #ff7e5f);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 8px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            align-self: flex-start;
            transition: transform 0.3s ease;
        }
        .form-submit:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(230, 57, 70, 0.3);
        }
        .site-footer {
            background: linear-gradient(135deg, #1a2980, #26d0ce);
            color: white;
            padding: 3rem 0 1.5rem;
            border-radius: 12px 12px 0 0;
            margin-top: 4rem;
            text-align: center;
        }
        .friend-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-bottom: 2rem;
        }
        friend-link {
            background-color: rgba(255,255,255,0.1);
            padding: 0.8rem 1.5rem;
            border-radius: 25px;
            transition: all 0.3s ease;
        }
        friend-link:hover {
            background-color: rgba(255,255,255,0.25);
            transform: translateY(-3px);
        }
        friend-link a {
            color: white;
            font-weight: 600;
        }
        .copyright {
            border-top: 1px solid rgba(255,255,255,0.2);
            padding-top: 1.5rem;
            font-size: 0.9rem;
            color: #d1ecff;
        }
        .update-time {
            background-color: #fff3cd;
            color: #856404;
            padding: 0.8rem;
            border-radius: 8px;
            font-size: 0.9rem;
            text-align: center;
            margin-top: 2rem;
            border: 1px solid #ffeaa7;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .interactive-container {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2.3rem;
            }
            h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: stretch;
            }
            .main-nav {
                flex-direction: column;
                display: none;
                gap: 0;
                width: 100%;
            }
            .main-nav.active {
                display: flex;
            }
            .main-nav a {
                border-radius: 0;
                padding: 1rem;
                border-bottom: 1px solid rgba(255,255,255,0.1);
                justify-content: center;
            }
            .hamburger {
                display: block;
                align-self: flex-end;
                margin-top: -3.5rem;
            }
            .search-form {
                flex-direction: column;
                gap: 0.8rem;
            }
            .search-input, .search-btn {
                border-radius: 8px;
                width: 100%;
            }
            .main-content, .sidebar, .interactive-section {
                padding: 1.5rem;
            }
        }