:root {
            --spider-red: #e62429;
            --spider-blue: #0a1a5f;
            --spider-light: #f5f5f5;
            --spider-dark: #111;
            --accent-gold: #ffd700;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: var(--spider-light);
            color: #333;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: var(--spider-red);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: var(--spider-blue);
            text-decoration: underline;
        }
        header {
            background: linear-gradient(135deg, var(--spider-dark), var(--spider-blue));
            color: white;
            padding: 1rem 2rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
        }
        .my-logo {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--spider-red);
            text-shadow: 3px 3px 0 var(--spider-blue), 6px 6px 8px rgba(0,0,0,0.5);
            letter-spacing: -1px;
            font-family: 'Arial Black', sans-serif;
        }
        .my-logo:hover {
            color: white;
            text-shadow: 3px 3px 0 var(--spider-red);
        }
        nav {
            display: flex;
            align-items: center;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
            background: var(--spider-red);
            padding: 0.5rem;
            border-radius: 4px;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-links li a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        .nav-links li a:hover {
            background-color: var(--spider-red);
            text-decoration: none;
        }
        .breadcrumb {
            flex-basis: 100%;
            margin-top: 1rem;
            font-size: 0.9rem;
            color: #ccc;
        }
        .breadcrumb a {
            color: #ccc;
        }
        main {
            flex: 1;
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 2rem;
            background: white;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
            overflow: hidden;
        }
        article {
            padding: 2.5rem;
        }
        h1 {
            color: var(--spider-blue);
            font-size: 3.2rem;
            margin-bottom: 1rem;
            border-bottom: 5px solid var(--spider-red);
            padding-bottom: 0.5rem;
        }
        h2 {
            color: var(--spider-red);
            font-size: 2.4rem;
            margin: 2.5rem 0 1.2rem;
            padding-left: 0.5rem;
            border-left: 6px solid var(--accent-gold);
        }
        h3 {
            color: var(--spider-blue);
            font-size: 1.8rem;
            margin: 2rem 0 1rem;
        }
        h4 {
            color: #555;
            font-size: 1.4rem;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .update-time {
            font-style: italic;
            color: #666;
            margin-bottom: 2rem;
            padding: 0.8rem;
            background-color: #f9f9f9;
            border-radius: 6px;
        }
        .search-section {
            background: linear-gradient(to right, #f8f9fa, #e9ecef);
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
            text-align: center;
        }
        .search-section form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
            gap: 0.5rem;
        }
        .search-section input {
            flex: 1;
            padding: 0.9rem 1.2rem;
            border: 2px solid #ced4da;
            border-radius: 50px;
            font-size: 1rem;
        }
        .search-section button {
            background: var(--spider-red);
            color: white;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: 50px;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-section button:hover {
            background: var(--spider-blue);
        }
        .content-highlight {
            background-color: #fff8e1;
            border-left: 5px solid var(--accent-gold);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .content-highlight b {
            color: var(--spider-red);
        }
        figure {
            margin: 3rem auto;
            text-align: center;
            max-width: 900px;
        }
        figure img {
            width: 100%;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
            border: 8px solid white;
            transition: transform 0.5s ease;
        }
        figure img:hover {
            transform: scale(1.02);
        }
        figcaption {
            margin-top: 1rem;
            font-style: italic;
            color: #666;
        }
        .user-interaction {
            background-color: #f1f8ff;
            padding: 2.5rem;
            border-radius: 12px;
            margin: 3rem 0;
            border: 1px dashed var(--spider-blue);
        }
        .user-interaction form {
            margin-top: 1.5rem;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 1rem;
            align-items: start;
        }
        .user-interaction textarea, .user-interaction select {
            padding: 1rem;
            border: 1px solid #bdc3c7;
            border-radius: 8px;
            font-size: 1rem;
            width: 100%;
        }
        .user-interaction button {
            background-color: var(--spider-blue);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .user-interaction button:hover {
            background-color: var(--spider-red);
        }
        footer {
            background-color: var(--spider-dark);
            color: #ddd;
            padding: 3rem 2rem 1.5rem;
            text-align: center;
            margin-top: 3rem;
        }
        friend-link {
            display: block;
            margin-bottom: 2rem;
        }
        friend-link a {
            color: var(--accent-gold);
            font-size: 1.2rem;
            font-weight: bold;
            padding: 0.8rem 1.5rem;
            background-color: rgba(230, 36, 41, 0.1);
            border-radius: 6px;
            display: inline-block;
        }
        friend-link a:hover {
            background-color: rgba(230, 36, 41, 0.3);
            text-decoration: none;
        }
        .copyright {
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2.2rem; }
            .nav-links { gap: 1rem; }
        }
        @media (max-width: 768px) {
            .header-container { flex-direction: column; align-items: flex-start; }
            .hamburger { display: block; }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: var(--spider-dark);
                padding: 1rem;
                margin-top: 1rem;
                border-radius: 8px;
            }
            .nav-links.active { display: flex; }
            .nav-links li { width: 100%; text-align: center; }
            .nav-links li a { display: block; padding: 1rem; }
            main { padding: 0 1rem; margin: 1rem auto; }
            article { padding: 1.5rem; }
            .search-section form { flex-direction: column; }
            .search-section input, .search-section button { width: 100%; border-radius: 8px; }
            .user-interaction form { grid-template-columns: 1fr; }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            .my-logo { font-size: 2.2rem; }
        }