*,
        *::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, BlinkMacSystemFont, sans-serif;
            background: #f0f4f8;
            color: #2d3436;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            min-height: 100vh;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #2ecc71;
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease;
        }
        a:hover,
        a:focus-visible {
            color: #1abc9c;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.2rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            color: #1a1a2e;
            font-weight: 700;
            margin-top: 0;
        }
        h1 {
            font-size: 2.4rem;
            margin-bottom: 0.75rem;
        }
        h2 {
            font-size: 1.8rem;
            margin-top: 2.8rem;
            margin-bottom: 0.6rem;
            border-bottom: 3px solid #2ecc71;
            padding-bottom: 0.3rem;
            display: inline-block;
        }
        h3 {
            font-size: 1.35rem;
            margin-top: 2rem;
            margin-bottom: 0.4rem;
            color: #1a1a2e;
        }
        h4 {
            font-size: 1.1rem;
            margin-top: 1.2rem;
            margin-bottom: 0.3rem;
            color: #2d3436;
        }
        p {
            margin-bottom: 1.1rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: #fff;
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 999;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem 1rem;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            color: #2ecc71;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            transition: opacity 0.2s;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
            color: #2ecc71;
        }
        .my-logo i {
            font-size: 1.8rem;
            color: #f39c12;
        }
        .my-logo span {
            color: #fff;
            font-weight: 300;
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .nav-list {
            list-style: none;
            display: flex;
            gap: 0.2rem 1rem;
            flex-wrap: wrap;
            padding: 0;
        }
        .nav-list li a {
            color: #e0e0e0;
            font-weight: 500;
            padding: 0.3rem 0.6rem;
            border-radius: 6px;
            font-size: 0.95rem;
            transition: background 0.2s, color 0.2s;
        }
        .nav-list li a:hover {
            background: rgba(46, 204, 113, 0.2);
            color: #2ecc71;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.4rem;
            transition: transform 0.2s;
        }
        .hamburger:hover {
            transform: scale(1.1);
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            background: #e9ecef;
            padding: 0.5rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #dcdde1;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.6rem;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #888;
        }
        .breadcrumb a {
            color: #2ecc71;
        }
        .breadcrumb .current {
            color: #636e72;
            font-weight: 500;
        }
        .main-content {
            padding: 2rem 0 3rem;
        }
        .last-updated {
            display: inline-block;
            background: #dfe6e9;
            padding: 0.2rem 1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            color: #2d3436;
            margin-bottom: 1rem;
        }
        .last-updated i {
            margin-right: 0.4rem;
            color: #2ecc71;
        }
        .featured-image-wrap {
            margin: 1.5rem 0 2rem;
            border-radius: 14px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
            background: #fff;
        }
        .featured-image-wrap img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
        }
        .featured-image-wrap figcaption {
            padding: 0.7rem 1.2rem;
            font-size: 0.9rem;
            color: #636e72;
            background: #f8f9fa;
            border-top: 1px solid #eee;
        }
        .article-body {
            background: #fff;
            border-radius: 16px;
            padding: 2rem 2.2rem;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
            margin-bottom: 2.5rem;
        }
        .article-body p,
        .article-body li {
            font-size: 1.05rem;
            color: #2d3436;
        }
        .article-body strong {
            color: #1a1a2e;
        }
        .article-body .highlight-box {
            background: #f0fdf4;
            border-left: 5px solid #2ecc71;
            padding: 1rem 1.5rem;
            border-radius: 0 10px 10px 0;
            margin: 1.5rem 0;
        }
        .article-body .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .inline-link-list {
            background: #f8f9fa;
            border-radius: 12px;
            padding: 1.2rem 1.8rem;
            margin: 1.8rem 0;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
            gap: 0.6rem 1.2rem;
        }
        .inline-link-list a {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-weight: 500;
        }
        .inline-link-list a i {
            font-size: 0.8rem;
            color: #f39c12;
        }
        .search-section {
            background: linear-gradient(135deg, #1a1a2e, #2d3436);
            color: #fff;
            padding: 2.5rem 2rem;
            border-radius: 16px;
            margin-bottom: 2.5rem;
            text-align: center;
        }
        .search-section h2 {
            color: #fff;
            border-bottom-color: #f39c12;
            margin-top: 0;
            font-size: 1.6rem;
        }
        .search-form {
            display: flex;
            max-width: 560px;
            margin: 1.2rem auto 0;
            gap: 0.6rem;
            flex-wrap: wrap;
            justify-content: center;
        }
        .search-form input[type="text"] {
            flex: 1 1 260px;
            padding: 0.8rem 1.2rem;
            border: none;
            border-radius: 40px;
            font-size: 1rem;
            background: #fff;
            color: #2d3436;
            outline: none;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        }
        .search-form button {
            padding: 0.8rem 2rem;
            border: none;
            border-radius: 40px;
            background: #2ecc71;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #27ae60;
            transform: translateY(-2px);
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin-bottom: 2.5rem;
        }
        .interaction-card {
            background: #fff;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
        }
        .interaction-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 1.3rem;
        }
        .interaction-card h3 i {
            color: #2ecc71;
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 1.5px solid #e0e0e0;
            border-radius: 10px;
            font-size: 0.95rem;
            font-family: inherit;
            transition: border-color 0.2s;
            background: #fafafa;
        }
        .comment-form textarea:focus,
        .comment-form input:focus {
            border-color: #2ecc71;
            outline: none;
            background: #fff;
        }
        .comment-form textarea {
            min-height: 90px;
            resize: vertical;
        }
        .comment-form .form-row {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
            margin-bottom: 0.8rem;
        }
        .comment-form .form-row input {
            flex: 1 1 180px;
        }
        .comment-form button {
            background: #2ecc71;
            color: #fff;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            font-size: 0.95rem;
        }
        .comment-form button:hover {
            background: #27ae60;
            transform: translateY(-2px);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
            margin: 0.6rem 0 1rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2.2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s, transform 0.15s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f39c12;
        }
        .star-rating label:hover {
            transform: scale(1.2);
        }
        .rating-form button {
            background: #f39c12;
            color: #fff;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            font-size: 0.95rem;
        }
        .rating-form button:hover {
            background: #e67e22;
            transform: translateY(-2px);
        }
        friend-link {
            display: block;
            background: #1a1a2e;
            color: #e0e0e0;
            padding: 1.8rem 2rem;
            border-radius: 16px;
            margin-bottom: 2rem;
            text-align: center;
        }
        friend-link h3 {
            color: #fff;
            margin-top: 0;
            font-size: 1.3rem;
            border-bottom: 2px solid #2ecc71;
            display: inline-block;
            padding-bottom: 0.3rem;
            margin-bottom: 1.2rem;
        }
        friend-link .friend-list {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 0.6rem 1.8rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        friend-link .friend-list a {
            color: #2ecc71;
            font-weight: 500;
            transition: color 0.2s;
        }
        friend-link .friend-list a:hover {
            color: #f39c12;
            text-decoration: underline;
        }
        .site-footer {
            background: #0f0f1a;
            color: #aaa;
            padding: 1.8rem 0;
            text-align: center;
            font-size: 0.9rem;
            border-top: 3px solid #2ecc71;
        }
        .site-footer .copyright {
            margin-bottom: 0.3rem;
        }
        .site-footer .copyright strong {
            color: #2ecc71;
        }
        .site-footer a {
            color: #2ecc71;
        }
        @media (max-width: 900px) {
            .interaction-grid {
                grid-template-columns: 1fr;
            }
            .article-body {
                padding: 1.5rem 1.2rem;
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .inline-link-list {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 700px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #1a1a2e;
                padding: 0.8rem 0.4rem;
                border-radius: 0 0 12px 12px;
                gap: 0.3rem;
                margin-top: 0.4rem;
            }
            .nav-list li a {
                display: block;
                padding: 0.5rem 1rem;
                border-radius: 6px;
            }
            .hamburger {
                display: inline-block;
            }
            #nav-toggle:checked~.nav-list {
                display: flex;
            }
            .nav-wrap {
                flex-wrap: wrap;
                width: 100%;
            }
            .nav-wrap label.hamburger {
                margin-left: auto;
            }
            #nav-toggle {
                display: none;
            }
            .breadcrumb ol {
                font-size: 0.8rem;
            }
            .inline-link-list {
                grid-template-columns: 1fr;
            }
            .search-section {
                padding: 1.8rem 1.2rem;
            }
            .featured-image-wrap img {
                max-height: 220px;
            }
            .interaction-card {
                padding: 1.2rem 1rem;
            }
            friend-link {
                padding: 1.2rem 1rem;
            }
            friend-link .friend-list {
                flex-direction: column;
                align-items: center;
            }
            .my-logo {
                font-size: 1.3rem;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 1.5rem;
            }
            h2 {
                font-size: 1.25rem;
            }
            .article-body {
                padding: 1rem 0.8rem;
            }
            .search-form input[type="text"] {
                flex: 1 1 100%;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .comment-form .form-row {
                flex-direction: column;
            }
            .star-rating label {
                font-size: 1.8rem;
            }
        }
        .schema-hidden {
            display: none;
        }
        .emoji-big {
            font-size: 1.3em;
            margin-right: 0.2em;
        }
        .text-green {
            color: #2ecc71;
        }
        .text-gold {
            color: #f39c12;
        }
        .mt-2 {
            margin-top: 1.2rem;
        }
        .mb-1 {
            margin-bottom: 0.6rem;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-wrap: wrap;
        }
        hr.sep {
            border: none;
            border-top: 2px dashed #dcdde1;
            margin: 2.2rem 0;
        }
        .small-note {
            font-size: 0.9rem;
            color: #636e72;
        }