* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f9f7ff;
            background-image: linear-gradient(135deg, #f5f1ff 0%, #eef6ff 100%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a { color: #6d5dfc; text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #4e3bc9; text-decoration: underline; }
        img { max-width: 100%; height: auto; display: block; }
        .site-header {
            background: linear-gradient(90deg, #4b2e9c, #6d5dfc);
            color: white;
            padding: 1.5rem 2rem;
            box-shadow: 0 4px 12px rgba(77, 60, 179, 0.2);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            max-width: 1300px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(to right, #ffcc00, #ffea70);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        .my-logo:hover { text-decoration: none; }
        .breadcrumb {
            background-color: #e9e4ff;
            padding: 0.8rem 2rem;
            font-size: 0.9rem;
            border-bottom: 1px solid #d5ccff;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            max-width: 1300px;
            margin: 0 auto;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin: 0 10px;
            color: #888;
        }
        .breadcrumb li { display: inline; }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        .nav-desktop a {
            color: #e0daff;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-desktop a:hover {
            color: #ffcc00;
            text-decoration: none;
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: #ffcc00;
            transition: width 0.3s ease;
        }
        .nav-desktop a:hover::after { width: 100%; }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: #4b2e9c;
            width: 100%;
            padding: 1rem 0;
            margin-top: 1rem;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }
        .nav-mobile.active { display: flex; }
        .nav-mobile a {
            color: #e0daff;
            padding: 0.8rem 2rem;
            border-bottom: 1px solid #5a3fbb;
        }
        .nav-mobile a:hover {
            background-color: #5a3fbb;
            color: #ffcc00;
        }
        .main-container {
            max-width: 1300px;
            margin: 2rem auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        .article-content { background: white; padding: 2.5rem; border-radius: 16px; box-shadow: 0 10px 30px rgba(0,0,0,0.05); }
        h1 {
            font-size: 2.8rem;
            color: #3a2670;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 4px solid #ffcc00;
            padding-bottom: 0.5rem;
        }
        h2 { font-size: 2rem; color: #4b2e9c; margin: 2.5rem 0 1rem; padding-top: 1rem; border-top: 1px solid #eee; }
        h3 { font-size: 1.6rem; color: #6d5dfc; margin: 2rem 0 1rem; }
        h4 { font-size: 1.3rem; color: #8a7aff; margin: 1.5rem 0 0.8rem; }
        p { margin-bottom: 1.5rem; text-align: justify; }
        .lead {
            font-size: 1.2rem;
            color: #555;
            font-weight: 500;
            background: #f0f4ff;
            padding: 1.5rem;
            border-left: 5px solid #6d5dfc;
            border-radius: 0 8px 8px 0;
            margin-bottom: 2.5rem;
        }
        .highlight {
            background: linear-gradient(120deg, #ffcc0080 0%, #ffcc0080 100%);
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .info-box {
            background: #eef7ff;
            border: 2px solid #b3d9ff;
            border-radius: 12px;
            padding: 1.5rem;
            margin: 2rem 0;
        }
        .inline-link {
            font-weight: 700;
            border-bottom: 2px dashed #6d5dfc;
        }
        .inline-link:hover { border-bottom-style: solid; }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background: white;
            padding: 1.8rem;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.04);
        }
        .sidebar-widget h3 { font-size: 1.3rem; margin-top: 0; }
        .search-form { display: flex; }
        .search-input {
            flex-grow: 1;
            padding: 0.9rem 1rem;
            border: 2px solid #6d5dfc;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-button {
            background: #6d5dfc;
            color: white;
            border: none;
            border-radius: 0 8px 8px 0;
            padding: 0 1.5rem;
            cursor: pointer;
            font-size: 1.1rem;
            transition: background 0.3s;
        }
        .search-button:hover { background: #4e3bc9; }
        .rating-form, .comment-form { display: flex; flex-direction: column; gap: 1rem; }
        .stars { display: flex; gap: 0.5rem; font-size: 1.8rem; color: #ddd; cursor: pointer; }
        .stars .active { color: #ffcc00; }
        .form-input, .form-textarea {
            padding: 0.9rem;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
        }
        .form-textarea { min-height: 120px; resize: vertical; }
        .form-submit {
            background: linear-gradient(90deg, #6d5dfc, #4b2e9c);
            color: white;
            border: none;
            padding: 1rem;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s;
        }
        .form-submit:hover { transform: translateY(-3px); box-shadow: 0 5px 12px rgba(109, 93, 252, 0.3); }
        .featured-image {
            width: 100%;
            border-radius: 12px;
            margin: 2.5rem 0;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            border: 5px solid white;
        }
        .link-list {
            background: #f8f6ff;
            padding: 1.5rem;
            border-radius: 12px;
            margin: 2rem 0;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 1rem;
        }
        .link-list a {
            display: block;
            padding: 0.7rem 1rem;
            background: white;
            border-radius: 8px;
            border: 1px solid #e0daff;
            transition: all 0.3s;
        }
        .link-list a:hover {
            background: #6d5dfc;
            color: white;
            border-color: #6d5dfc;
            text-decoration: none;
            transform: translateX(5px);
        }
        site-footer {
            background: linear-gradient(90deg, #2a1a5e, #3a2670);
            color: #cbbfff;
            padding: 3rem 2rem 1.5rem;
            margin-top: auto;
        }
        .footer-container {
            max-width: 1300px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
        }
        .footer-links h3 { color: #ffcc00; margin-bottom: 1rem; font-size: 1.2rem; }
        .footer-links ul { list-style: none; }
        .footer-links li { margin-bottom: 0.7rem; }
        friend-link {
            display: block;
            background: #4b2e9c;
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
            border-left: 5px solid #ffcc00;
        }
        friend-link a {
            color: #ffcc00;
            font-weight: 700;
            font-size: 1.1rem;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #5a3fbb;
            font-size: 0.9rem;
            color: #a993ff;
        }
        @media (max-width: 992px) {
            .main-container { grid-template-columns: 1fr; }
            .sidebar { order: -1; }
        }
        @media (max-width: 768px) {
            .site-header { padding: 1rem; }
            .hamburger { display: block; }
            .nav-desktop { display: none; }
            .main-container { padding: 0 1rem; }
            .article-content { padding: 1.5rem; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            .link-list { grid-template-columns: 1fr; }
        }