*,
        *::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: #f6f4f0;
            color: #1f1f1f;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #c0392b;
            text-decoration: none;
            transition: color 0.25s ease, background 0.25s ease;
        }
        a:hover {
            color: #e74c3c;
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 3px solid #e67e22;
            outline-offset: 2px;
            border-radius: 4px;
        }
        ul,
        ol {
            padding-left: 1.4rem;
        }
        li {
            margin-bottom: 0.35rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            color: #1a1a2e;
            font-weight: 700;
            letter-spacing: -0.01em;
        }
        h1 {
            font-size: 2.4rem;
            margin: 1.5rem 0 1rem;
            border-left: 6px solid #e74c3c;
            padding-left: 1rem;
        }
        h2 {
            font-size: 1.9rem;
            margin: 2.2rem 0 0.9rem;
            border-bottom: 3px solid #e74c3c;
            padding-bottom: 0.35rem;
        }
        h3 {
            font-size: 1.45rem;
            margin: 1.8rem 0 0.7rem;
            color: #2c3e50;
        }
        h4 {
            font-size: 1.15rem;
            margin: 1.2rem 0 0.5rem;
            color: #34495e;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.1rem;
            word-break: break-word;
        }
        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .skip-link {
            position: absolute;
            top: -100%;
            left: 1rem;
            background: #c0392b;
            color: #fff;
            padding: 0.6rem 1.2rem;
            z-index: 9999;
            border-radius: 0 0 8px 8px;
            font-weight: 600;
            transition: top 0.2s;
        }
        .skip-link:focus {
            top: 0;
        }
        .site-header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: #fff;
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
            backdrop-filter: blur(4px);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.6rem 1rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            background: linear-gradient(135deg, #e74c3c, #f39c12);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            text-shadow: 0 2px 8px rgba(231, 76, 60, 0.25);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            transition: transform 0.3s ease;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
        }
        .my-logo i {
            -webkit-text-fill-color: #e74c3c;
            font-size: 1.6rem;
        }
        .my-logo span {
            font-weight: 300;
            -webkit-text-fill-color: #f1c40f;
            font-size: 0.9rem;
        }
        .nav-bar {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .nav-bar a {
            color: #f0f0f0;
            padding: 0.5rem 0.9rem;
            border-radius: 40px;
            font-size: 0.88rem;
            font-weight: 500;
            transition: background 0.25s, color 0.25s;
            white-space: nowrap;
        }
        .nav-bar a:hover,
        .nav-bar a:focus {
            background: rgba(231, 76, 60, 0.35);
            color: #fff;
            text-decoration: none;
        }
        .nav-bar a i {
            margin-right: 0.3rem;
            font-size: 0.8rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.5rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            background: #f0ede8;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #999;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb a:hover {
            color: #c0392b;
        }
        .breadcrumb .current {
            color: #1a1a2e;
            font-weight: 600;
        }
        main {
            padding: 2rem 0 3.5rem;
        }
        .search-section {
            background: #fff;
            border-radius: 20px;
            padding: 1.8rem 2rem;
            margin-bottom: 2.5rem;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.04);
            border: 1px solid #eae7e0;
        }
        .search-form {
            display: flex;
            gap: 0.6rem;
            flex-wrap: wrap;
            max-width: 680px;
            margin: 0.8rem 0 0;
        }
        .search-form input[type="text"] {
            flex: 1 1 240px;
            padding: 0.8rem 1.2rem;
            border: 2px solid #ddd;
            border-radius: 50px;
            font-size: 1rem;
            background: #fcfcfc;
            transition: border 0.3s, box-shadow 0.3s;
        }
        .search-form input[type="text"]:focus {
            border-color: #e74c3c;
            box-shadow: 0 0 0 4px rgba(231, 76, 60, 0.15);
            outline: none;
        }
        .search-form button {
            padding: 0.8rem 2rem;
            background: #e74c3c;
            color: #fff;
            border: none;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #c0392b;
            transform: translateY(-2px);
        }
        .search-form button:active {
            transform: scale(0.97);
        }
        .featured-figure {
            margin: 2rem 0 2.5rem;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
            background: #fff;
        }
        .featured-figure img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
        }
        .featured-figure figcaption {
            padding: 0.8rem 1.5rem;
            font-size: 0.9rem;
            color: #555;
            background: #faf9f7;
            border-top: 1px solid #eee;
            font-style: italic;
        }
        .article-body {
            background: #fff;
            border-radius: 20px;
            padding: 2.5rem 2.8rem;
            box-shadow: 0 6px 28px rgba(0, 0, 0, 0.03);
            border: 1px solid #edeae4;
        }
        .article-body p {
            text-align: justify;
        }
        .last-updated {
            display: inline-block;
            font-size: 0.85rem;
            color: #888;
            background: #f5f3ef;
            padding: 0.2rem 1rem;
            border-radius: 40px;
            margin-bottom: 0.8rem;
        }
        .last-updated i {
            margin-right: 0.4rem;
        }
        .highlight-box {
            background: #fdf8f3;
            border-left: 6px solid #e74c3c;
            padding: 1.5rem 2rem;
            border-radius: 0 16px 16px 0;
            margin: 2rem 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 1.2rem;
            margin: 2rem 0;
        }
        .stat-card {
            background: #f9f7f4;
            padding: 1.5rem 1.2rem;
            border-radius: 16px;
            text-align: center;
            border: 1px solid #e8e3db;
            transition: transform 0.2s;
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.04);
        }
        .stat-card i {
            font-size: 2.2rem;
            color: #e74c3c;
            margin-bottom: 0.5rem;
        }
        .stat-card .num {
            font-size: 2rem;
            font-weight: 800;
            color: #1a1a2e;
            display: block;
        }
        .stat-card .label {
            font-size: 0.9rem;
            color: #666;
        }
        .feedback-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 3rem 0 1.5rem;
        }
        .feedback-card {
            background: #faf9f7;
            border-radius: 20px;
            padding: 1.8rem 2rem;
            border: 1px solid #e8e3db;
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 0.8rem;
        }
        .feedback-card textarea,
        .feedback-card input[type="number"],
        .feedback-card input[type="text"] {
            padding: 0.7rem 1rem;
            border: 2px solid #ddd;
            border-radius: 12px;
            font-size: 0.95rem;
            font-family: inherit;
            background: #fff;
            transition: border 0.25s;
            resize: vertical;
        }
        .feedback-card textarea:focus,
        .feedback-card input:focus {
            border-color: #e74c3c;
            outline: none;
            box-shadow: 0 0 0 4px rgba(231, 76, 60, 0.08);
        }
        .feedback-card button {
            align-self: flex-start;
            padding: 0.7rem 2rem;
            background: #1a1a2e;
            color: #fff;
            border: none;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
        }
        .feedback-card button:hover {
            background: #e74c3c;
            transform: translateY(-2px);
        }
        .feedback-card button i {
            margin-right: 0.4rem;
        }
        .star-rating {
            display: flex;
            gap: 0.4rem;
            font-size: 1.8rem;
            color: #f1c40f;
            cursor: pointer;
            margin: 0.3rem 0;
        }
        .star-rating i {
            transition: transform 0.15s;
        }
        .star-rating i:hover {
            transform: scale(1.2);
        }
        .site-footer {
            background: #1a1a2e;
            color: #ccc;
            padding: 2.8rem 0 1.8rem;
            margin-top: 2.5rem;
            border-top: 6px solid #e74c3c;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem 2.5rem;
        }
        .footer-inner h4 {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 0.8rem;
            border: none;
            padding: 0;
        }
        .footer-inner a {
            color: #bbb;
        }
        .footer-inner a:hover {
            color: #f1c40f;
        }
        .footer-links ul {
            list-style: none;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 0.4rem;
        }
        friend-link {
            display: block;
            margin-top: 1.2rem;
            padding-top: 1.2rem;
            border-top: 1px solid #333;
            font-size: 0.9rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0.2rem 0.6rem 0.2rem 0;
            padding: 0.2rem 0.8rem;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 30px;
            font-size: 0.85rem;
        }
        friend-link a:hover {
            background: rgba(231, 76, 60, 0.25);
            color: #fff;
        }
        .copyright {
            margin-top: 2rem;
            padding-top: 1.2rem;
            border-top: 1px solid #333;
            text-align: center;
            font-size: 0.85rem;
            color: #888;
        }
        .copyright strong {
            color: #ddd;
        }
        @media (max-width: 820px) {
            .feedback-section {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
            .article-body {
                padding: 1.8rem 1.5rem;
            }
        }
        @media (max-width: 680px) {
            html {
                font-size: 15px;
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .nav-bar {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                background: #1a1a2e;
                padding: 0.8rem 0 1.2rem;
                border-top: 1px solid #333;
                margin-top: 0.5rem;
            }
            .nav-bar a {
                padding: 0.6rem 1rem;
                border-radius: 0;
                border-bottom: 1px solid #2a2a3e;
            }
            #nav-toggle:checked~.nav-bar {
                display: flex;
            }
            #nav-toggle:checked~.hamburger .fa-bars {
                display: none;
            }
            #nav-toggle:checked~.hamburger .fa-times {
                display: inline-block;
            }
            .hamburger .fa-times {
                display: none;
            }
            .feedback-section {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .search-section {
                padding: 1.2rem 1.2rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .article-body {
                padding: 1.2rem 1rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .featured-figure {
                margin: 1.2rem 0;
            }
            .featured-figure figcaption {
                font-size: 0.8rem;
                padding: 0.6rem 1rem;
            }
            .highlight-box {
                padding: 1rem 1.2rem;
                margin: 1.2rem 0;
            }
            .container {
                padding: 0 0.8rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
                padding: 0.4rem 0;
            }
        }
        @media (max-width: 440px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 1.6rem;
                padding-left: 0.6rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .feedback-card {
                padding: 1.2rem 1rem;
            }
        }
        @media print {
            .site-header {
                position: static;
                background: #fff;
                color: #000;
            }
            .site-header a {
                color: #000;
            }
            .hamburger,
            .search-form button {
                display: none;
            }
            .feedback-section {
                break-inside: avoid;
            }
            .site-footer {
                background: #f5f5f5;
                color: #333;
            }
            .breadcrumb {
                background: #f5f5f5;
            }
            body {
                background: #fff;
            }
            .article-body {
                box-shadow: none;
                border: 1px solid #ddd;
            }
        }
        .text-center {
            text-align: center;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-wrap: wrap;
        }
        .emoji-big {
            font-size: 1.6rem;
            line-height: 1;
        }
        hr {
            border: none;
            border-top: 2px dashed #e0dbd2;
            margin: 2.2rem 0;
        }