*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, 'Helvetica Neue', sans-serif;
            background: #F8F4FF;
            color: #2D1B4E;
            line-height: 1.75;
            padding: 0;
            margin: 0;
            min-height: 100vh;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #5B2D8E;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover,
        a:focus {
            color: #FF6B9D;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: #2D1B4E;
            margin-top: 0;
        }
        h1 {
            font-size: 2.4rem;
            margin-bottom: 1rem;
        }
        h2 {
            font-size: 1.8rem;
            margin-top: 2.5rem;
            margin-bottom: 0.75rem;
            border-bottom: 3px solid #FFD93D;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.35rem;
            margin-top: 1.75rem;
            margin-bottom: 0.5rem;
            color: #5B2D8E;
        }
        h4 {
            font-size: 1.1rem;
            margin-top: 1.25rem;
            margin-bottom: 0.3rem;
            color: #3E1F6B;
        }
        p {
            margin-bottom: 1.1rem;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        .site-header {
            background: linear-gradient(135deg, #5B2D8E 0%, #3E1F6B 100%);
            color: #fff;
            padding: 0.75rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 18px rgba(91, 45, 142, 0.35);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem 1rem;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            color: #FFD93D;
            letter-spacing: -0.5px;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
            transition: transform 0.2s;
        }
        .my-logo:hover {
            transform: scale(1.03);
            color: #FFD93D;
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.6rem;
            font-weight: 400;
            display: block;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 1px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.7rem;
            cursor: pointer;
            padding: 0.25rem 0.5rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.12);
        }
        .nav-menu {
            display: flex;
            gap: 1.25rem 1.75rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-menu a {
            color: rgba(255, 255, 255, 0.88);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.25rem 0;
            border-bottom: 2px solid transparent;
            transition: border-color 0.25s, color 0.25s;
        }
        .nav-menu a:hover {
            color: #FFD93D;
            border-bottom-color: #FFD93D;
            text-decoration: none;
        }
        .nav-menu a i {
            margin-right: 0.4rem;
        }
        .breadcrumb {
            background: #EDE4F7;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #D8C8EC;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            gap: 0.25rem 0.5rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #9A7DBF;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #5B2D8E;
        }
        .breadcrumb .current {
            color: #3E1F6B;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, #EDE4F7 0%, #F8F4FF 100%);
            padding: 2.5rem 0 2rem;
            text-align: center;
            border-bottom: 4px solid #FFD93D;
        }
        .hero h1 {
            font-size: 2.6rem;
            margin-bottom: 0.5rem;
        }
        .hero .subtitle {
            font-size: 1.15rem;
            color: #5B2D8E;
            max-width: 700px;
            margin: 0 auto 1rem;
        }
        .hero .last-updated {
            display: inline-block;
            background: #FFD93D;
            color: #2D1B4E;
            padding: 0.2rem 1.2rem;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
            padding: 2rem 0;
        }
        .main-article {
            min-width: 0;
        }
        .sidebar {
            min-width: 0;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 14px;
            padding: 1.25rem 1.1rem;
            margin-bottom: 1.5rem;
            box-shadow: 0 4px 16px rgba(91, 45, 142, 0.08);
            border: 1px solid #EDE4F7;
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            margin-top: 0;
            border-bottom: 2px solid #FFD93D;
            padding-bottom: 0.4rem;
            margin-bottom: 0.75rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #F0E8F8;
        }
        .sidebar-card li:last-child {
            border-bottom: none;
        }
        .sidebar-card a {
            font-weight: 500;
        }
        .featured-image {
            margin: 1.8rem 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 6px 24px rgba(91, 45, 142, 0.12);
            background: #EDE4F7;
        }
        .featured-image img {
            width: 100%;
            object-fit: cover;
            aspect-ratio: 16/9;
            background: #D8C8EC;
            display: block;
        }
        .featured-image figcaption {
            padding: 0.6rem 1rem;
            font-size: 0.85rem;
            color: #5B2D8E;
            background: #fff;
            border-top: 1px solid #EDE4F7;
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.95rem;
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(91, 45, 142, 0.07);
        }
        .comparison-table thead {
            background: #5B2D8E;
            color: #fff;
        }
        .comparison-table th,
        .comparison-table td {
            padding: 0.7rem 1rem;
            text-align: left;
            border-bottom: 1px solid #EDE4F7;
        }
        .comparison-table tbody tr:hover {
            background: #F8F4FF;
        }
        .comparison-table .highlight {
            background: #FFF8E0;
        }
        .form-card {
            background: #fff;
            border-radius: 14px;
            padding: 1.5rem 1.5rem 1.8rem;
            margin: 2rem 0;
            box-shadow: 0 4px 20px rgba(91, 45, 142, 0.08);
            border: 1px solid #EDE4F7;
        }
        .form-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .form-group {
            margin-bottom: 1rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 0.25rem;
            color: #3E1F6B;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 0.9rem;
            border: 2px solid #EDE4F7;
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: inherit;
            background: #FDFCFF;
            transition: border-color 0.25s;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: #5B2D8E;
            box-shadow: 0 0 0 3px rgba(91, 45, 142, 0.12);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.6rem;
            border: none;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            background: #5B2D8E;
            color: #fff;
        }
        .btn:hover {
            background: #3E1F6B;
            transform: translateY(-1px);
        }
        .btn-secondary {
            background: #FF6B9D;
            color: #fff;
        }
        .btn-secondary:hover {
            background: #E05580;
        }
        .btn-warning {
            background: #FFD93D;
            color: #2D1B4E;
        }
        .btn-warning:hover {
            background: #F0C82E;
        }
        .star-rating {
            display: flex;
            gap: 0.3rem;
            font-size: 1.8rem;
            color: #D8C8EC;
            cursor: pointer;
            margin: 0.4rem 0 0.8rem;
        }
        .star-rating i {
            transition: color 0.2s, transform 0.15s;
        }
        .star-rating i.active,
        .star-rating i:hover {
            color: #FFD93D;
            transform: scale(1.1);
        }
        .star-rating i:hover~i {
            color: #D8C8EC;
        }
        .comment-item {
            padding: 1rem 0;
            border-bottom: 1px solid #EDE4F7;
        }
        .comment-item:last-child {
            border-bottom: none;
        }
        .comment-author {
            font-weight: 700;
            color: #5B2D8E;
        }
        .comment-date {
            font-size: 0.8rem;
            color: #9A7DBF;
            margin-left: 0.75rem;
        }
        .comment-body {
            margin-top: 0.3rem;
        }
        .site-footer {
            background: #2D1B4E;
            color: rgba(255, 255, 255, 0.8);
            padding: 2.5rem 0 1.5rem;
            margin-top: 2.5rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .site-footer h4 {
            color: #FFD93D;
            margin-bottom: 0.75rem;
            font-size: 1.05rem;
        }
        .site-footer a {
            color: rgba(255, 255, 255, 0.75);
        }
        .site-footer a:hover {
            color: #FFD93D;
        }
        friend-link {
            display: block;
            margin-top: 0.5rem;
        }
        friend-link a {
            display: inline-block;
            margin-right: 1.2rem;
            margin-bottom: 0.3rem;
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 1.25rem;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
        }
        @media (max-width: 820px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 640px) {
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 0.75rem 0 0.25rem;
                gap: 0.4rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 0.4rem 0;
                border-bottom: none;
                font-size: 1rem;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.25rem;
            }
            .comparison-table {
                font-size: 0.8rem;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 0.4rem 0.5rem;
            }
            .form-card {
                padding: 1rem;
            }
            .star-rating {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 400px) {
            .hero h1 {
                font-size: 1.35rem;
            }
            .container {
                padding: 0 0.9rem;
            }
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }
        .tag {
            display: inline-block;
            background: #EDE4F7;
            color: #5B2D8E;
            padding: 0.1rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .blockquote-custom {
            border-left: 5px solid #FF6B9D;
            padding: 0.8rem 1.2rem;
            margin: 1.5rem 0;
            background: #FFF5F8;
            border-radius: 0 12px 12px 0;
            font-style: italic;
        }
        .blockquote-custom .attribution {
            font-style: normal;
            font-weight: 600;
            color: #5B2D8E;
            margin-top: 0.4rem;
        }
        .emoji-big {
            font-size: 1.4em;
            line-height: 1;
        }
        .highlight-yellow {
            background: #FFF3C4;
            padding: 0.05rem 0.3rem;
            border-radius: 4px;
        }