*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            background: #f8f9fc;
            color: #1e293b;
            line-height: 1.7;
            padding: 0 1rem;
        }
        a {
            color: #2563eb;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #1d4ed8;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
            color: #0f172a;
        }
        h1 {
            font-size: 2.2rem;
            margin-top: 1rem;
        }
        h2 {
            font-size: 1.7rem;
            border-bottom: 3px solid #e2e8f0;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.35rem;
            color: #1e293b;
        }
        h4 {
            font-size: 1.1rem;
            color: #334155;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            background: #ffffff;
            box-shadow: 0 0 40px rgba(0, 0, 0, 0.04);
            border-radius: 24px;
            padding: 1.5rem 2rem 2.5rem;
        }
        @media (max-width: 640px) {
            .container {
                padding: 1rem 1rem 2rem;
                border-radius: 16px;
            }
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.35rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            body {
                padding: 0 0.5rem;
            }
        }
        .site-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 0 0.8rem;
            border-bottom: 2px solid #eef2f6;
            margin-bottom: 1.2rem;
            position: relative;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #f97316, #dc2626);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-block;
            transition: transform 0.2s;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.9rem;
            font-weight: 400;
            -webkit-text-fill-color: #64748b;
            color: #64748b;
            background: none;
            display: block;
            letter-spacing: 0;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #1e293b;
            cursor: pointer;
            padding: 0.2rem 0.4rem;
            transition: color 0.2s;
        }
        .hamburger:hover {
            color: #f97316;
        }
        .main-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 0.2rem 1.2rem;
            align-items: center;
        }
        .main-nav a {
            font-weight: 500;
            padding: 0.3rem 0;
            color: #334155;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
        }
        .main-nav a:hover {
            color: #f97316;
            border-bottom-color: #f97316;
            text-decoration: none;
        }
        @media (max-width: 700px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 0.8rem 0 0.4rem;
                gap: 0.3rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 0.5rem 0;
                border-bottom: 1px solid #eef2f6;
            }
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            font-size: 0.85rem;
            color: #64748b;
            padding: 0.6rem 0 0.2rem;
            margin-bottom: 0.6rem;
            list-style: none;
        }
        .breadcrumb li {
            display: inline;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #94a3b8;
        }
        .breadcrumb a {
            color: #475569;
        }
        .breadcrumb a:hover {
            color: #f97316;
        }
        .search-wrap {
            background: #f1f5f9;
            border-radius: 60px;
            padding: 0.3rem 0.3rem 0.3rem 1.2rem;
            display: flex;
            max-width: 480px;
            margin: 1.4rem 0 1.8rem;
            border: 1px solid #e2e8f0;
            transition: 0.2s;
        }
        .search-wrap:focus-within {
            border-color: #f97316;
            box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.15);
        }
        .search-wrap input {
            flex: 1;
            border: none;
            background: transparent;
            padding: 0.6rem 0;
            font-size: 0.95rem;
            outline: none;
            color: #1e293b;
        }
        .search-wrap button {
            background: #f97316;
            border: none;
            color: #fff;
            font-size: 1rem;
            padding: 0.5rem 1.2rem;
            border-radius: 40px;
            cursor: pointer;
            transition: background 0.2s;
            font-weight: 600;
        }
        .search-wrap button:hover {
            background: #ea580c;
        }
        .rating-area {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.8rem 1.5rem;
            background: #f8fafc;
            border-radius: 16px;
            padding: 1rem 1.4rem;
            margin: 1.6rem 0 1.2rem;
            border: 1px solid #e2e8f0;
        }
        .rating-area label {
            font-weight: 600;
            font-size: 1rem;
        }
        .star-group {
            display: flex;
            gap: 0.3rem;
            font-size: 1.5rem;
            color: #fcd34d;
            cursor: pointer;
        }
        .star-group i {
            transition: transform 0.15s, color 0.15s;
        }
        .star-group i:hover {
            transform: scale(1.25);
            color: #f59e0b;
        }
        .rating-area button {
            background: #2563eb;
            color: #fff;
            border: none;
            padding: 0.4rem 1.2rem;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .rating-area button:hover {
            background: #1d4ed8;
        }
        .rating-msg {
            font-size: 0.9rem;
            color: #16a34a;
            font-weight: 500;
        }
        .comment-section {
            margin-top: 2.8rem;
            padding-top: 1.8rem;
            border-top: 2px solid #e2e8f0;
        }
        .comment-section h3 {
            margin-top: 0;
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            max-width: 600px;
            margin-bottom: 1.5rem;
        }
        .comment-form input,
        .comment-form textarea {
            padding: 0.7rem 1rem;
            border: 1px solid #cbd5e1;
            border-radius: 12px;
            font-size: 0.95rem;
            font-family: inherit;
            outline: none;
            transition: 0.2s;
        }
        .comment-form input:focus,
        .comment-form textarea:focus {
            border-color: #f97316;
            box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
        }
        .comment-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .comment-form button {
            align-self: flex-start;
            background: #f97316;
            color: #fff;
            border: none;
            padding: 0.6rem 1.8rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s;
        }
        .comment-form button:hover {
            background: #ea580c;
        }
        .comment-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            max-width: 700px;
        }
        .comment-item {
            background: #f8fafc;
            padding: 1rem 1.2rem;
            border-radius: 14px;
            border-left: 4px solid #f97316;
        }
        .comment-item strong {
            color: #0f172a;
        }
        .comment-item small {
            color: #64748b;
            font-size: 0.8rem;
        }
        .comment-item p {
            margin: 0.3rem 0 0;
        }
        .featured-image {
            margin: 1.8rem 0 2rem;
            border-radius: 20px;
            overflow: hidden;
            background: #f1f5f9;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .featured-image figcaption {
            padding: 0.6rem 1rem;
            font-size: 0.85rem;
            color: #475569;
            background: #f8fafc;
            border-top: 1px solid #e2e8f0;
        }
        .highlight-box {
            background: #fef9ee;
            border-left: 5px solid #f97316;
            padding: 1rem 1.4rem;
            border-radius: 0 12px 12px 0;
            margin: 1.4rem 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .emoji-big {
            font-size: 1.3rem;
        }
        .badge {
            display: inline-block;
            background: #f97316;
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 0.15rem 0.6rem;
            border-radius: 40px;
            letter-spacing: 0.3px;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.2rem 0;
            font-size: 0.9rem;
        }
        .data-table th,
        .data-table td {
            padding: 0.6rem 0.8rem;
            border: 1px solid #e2e8f0;
            text-align: left;
        }
        .data-table th {
            background: #f1f5f9;
            font-weight: 600;
        }
        .data-table tr:nth-child(even) {
            background: #fafbfc;
        }
        .last-updated {
            font-size: 0.85rem;
            color: #64748b;
            text-align: right;
            margin-top: 0.2rem;
            margin-bottom: 1rem;
            border-top: 1px dashed #d1d9e6;
            padding-top: 0.6rem;
        }
        .site-footer {
            margin-top: 3rem;
            padding-top: 1.8rem;
            border-top: 3px solid #e2e8f0;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem 1.8rem;
            padding: 0.6rem 0 1rem;
            font-size: 0.9rem;
        }
        .friend-links a {
            color: #475569;
        }
        .friend-links a:hover {
            color: #f97316;
        }
        .copyright {
            text-align: center;
            color: #64748b;
            font-size: 0.85rem;
            padding: 1rem 0 0.2rem;
            border-top: 1px solid #eef2f6;
            margin-top: 0.8rem;
        }
        .copyright a {
            color: #475569;
        }
        @media (max-width: 480px) {
            .rating-area {
                flex-direction: column;
                align-items: flex-start;
            }
            .star-group {
                font-size: 1.3rem;
            }
            .search-wrap {
                flex-direction: column;
                border-radius: 16px;
                padding: 0.6rem;
                gap: 0.5rem;
            }
            .search-wrap button {
                width: 100%;
                border-radius: 30px;
            }
            .data-table {
                font-size: 0.75rem;
            }
            .data-table th,
            .data-table td {
                padding: 0.4rem 0.5rem;
            }
        }
        section {
            margin-bottom: 0.8rem;
        }
        .article-body p {
            text-align: justify;
        }
        h2[id],
        h3[id],
        h4[id] {
            scroll-margin-top: 1.2rem;
        }