*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            background: #f8f9fa;
            color: #1e1e2a;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        a {
            color: #0057b3;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover,
        a:focus {
            color: #003d7a;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin-bottom: 1.2rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
            color: #0b1a2e;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.2rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 3px solid #e0e7ef;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.4rem;
        }
        h4 {
            font-size: 1.15rem;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(145deg, #0b1a2e 0%, #1a2f44 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #f7c948, #f59e0b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #f7c948;
            font-size: 1.6rem;
        }
        .my-logo:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 1.6rem;
            padding: 0.3rem 0.8rem;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            border-color: #f7c948;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.85);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.3rem 0;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
        }
        .main-nav a:hover {
            color: #f7c948;
            border-bottom-color: #f7c948;
            text-decoration: none;
        }
        .main-nav a i {
            margin-right: 0.3rem;
        }
        .breadcrumb-wrap {
            background: #e9edf2;
            padding: 0.6rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #d0d8e0;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.4rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.4rem;
            color: #7a8899;
        }
        .breadcrumb a {
            color: #0057b3;
        }
        .breadcrumb .current {
            color: #1e1e2a;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(135deg, #eef3f9 0%, #dce4ed 100%);
            padding: 2.5rem 0 2rem;
            border-bottom: 1px solid #d0d8e0;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            align-items: center;
        }
        .hero h1 {
            font-size: 2.6rem;
            margin: 0 0 1rem;
        }
        .hero p {
            font-size: 1.15rem;
            color: #2c3e50;
            margin-bottom: 1.5rem;
        }
        .hero-img {
            border-radius: 16px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 16/10;
            background: #cbd5e1;
        }
        .search-section {
            background: #fff;
            padding: 2rem 0;
            border-bottom: 1px solid #e0e7ef;
        }
        .search-form {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            max-width: 680px;
            margin: 0 auto;
        }
        .search-form input[type="text"] {
            flex: 1 1 260px;
            padding: 0.8rem 1.2rem;
            border: 2px solid #d0d8e0;
            border-radius: 50px;
            font-size: 1rem;
            outline: none;
            transition: 0.2s;
        }
        .search-form input[type="text"]:focus {
            border-color: #0057b3;
            box-shadow: 0 0 0 3px rgba(0, 87, 179, 0.15);
        }
        .search-form button {
            background: #0057b3;
            color: #fff;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #003d7a;
            transform: translateY(-2px);
        }
        .main-wrap {
            padding: 2.5rem 0;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 2.5rem;
        }
        .article-body {
            background: #fff;
            padding: 2rem 2.2rem;
            border-radius: 18px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
        }
        .article-body .last-updated {
            font-size: 0.85rem;
            color: #7a8899;
            margin-bottom: 1.5rem;
            display: block;
            border-left: 4px solid #f7c948;
            padding-left: 1rem;
        }
        .article-body img {
            margin: 1.8rem auto;
            border-radius: 14px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            width: 100%;
        }
        .article-body blockquote {
            background: #f0f4fa;
            border-left: 6px solid #0057b3;
            padding: 1.2rem 1.8rem;
            margin: 1.5rem 0;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #1e3a5f;
        }
        .article-body blockquote strong {
            font-style: normal;
        }
        .highlight-box {
            background: #fef9e7;
            border: 1px solid #f7c948;
            border-radius: 14px;
            padding: 1.5rem 1.8rem;
            margin: 1.8rem 0;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-card {
            background: #fff;
            padding: 1.5rem 1.6rem;
            border-radius: 18px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
        }
        .sidebar-card h3 {
            margin-top: 0;
            font-size: 1.3rem;
            border-bottom: 2px solid #e0e7ef;
            padding-bottom: 0.5rem;
        }
        .sidebar-link-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-link-list li {
            padding: 0.5rem 0;
            border-bottom: 1px solid #f0f2f5;
        }
        .sidebar-link-list li:last-child {
            border-bottom: none;
        }
        .sidebar-link-list a {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 500;
        }
        .sidebar-link-list a i {
            color: #f7c948;
            width: 1.2rem;
        }
        .interact-section {
            background: #fff;
            padding: 2.5rem 0;
            border-top: 1px solid #e0e7ef;
        }
        .interact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 2px solid #d0d8e0;
            border-radius: 10px;
            font-size: 1rem;
            font-family: inherit;
            transition: 0.2s;
            margin-bottom: 0.8rem;
            resize: vertical;
        }
        .comment-form textarea:focus,
        .comment-form input:focus {
            border-color: #0057b3;
            box-shadow: 0 0 0 3px rgba(0, 87, 179, 0.1);
            outline: none;
        }
        .comment-form button,
        .score-form button {
            background: #0057b3;
            color: #fff;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .comment-form button:hover,
        .score-form button:hover {
            background: #003d7a;
            transform: translateY(-2px);
        }
        .score-form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .score-form select {
            padding: 0.7rem 1rem;
            border: 2px solid #d0d8e0;
            border-radius: 10px;
            font-size: 1rem;
            background: #fff;
            max-width: 200px;
        }
        .star-display {
            font-size: 1.6rem;
            color: #f7c948;
            letter-spacing: 4px;
        }
        .site-footer {
            background: #0b1a2e;
            color: #cbd5e1;
            padding: 2.5rem 0 1.5rem;
            margin-top: 1rem;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        .site-footer a {
            color: #b0c4de;
        }
        .site-footer a:hover {
            color: #f7c948;
        }
        .site-footer .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.5rem;
            list-style: none;
            padding: 0;
            margin: 0.5rem 0 1rem;
        }
        .site-footer .friend-links li a {
            font-size: 0.9rem;
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 1.2rem;
            margin-top: 1.8rem;
            text-align: center;
            font-size: 0.85rem;
            color: #8899aa;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .hero-grid {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .interact-grid {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: inline-block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 1rem 0 0.5rem;
                gap: 0.6rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                font-size: 1rem;
                padding: 0.4rem 0;
                border-bottom: none;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .article-body {
                padding: 1.2rem 1rem;
            }
            .hero h1 {
                font-size: 1.7rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
            }
            .search-form input[type="text"] {
                flex: 1 1 100%;
            }
            .sidebar {
                gap: 1.2rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.8rem;
            }
            .hero {
                padding: 1.5rem 0;
            }
            .hero h1 {
                font-size: 1.5rem;
            }
            .article-body {
                padding: 0.8rem 0.8rem;
            }
            .score-form select {
                max-width: 100%;
            }
        }
        .text-muted {
            color: #7a8899;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .gap-1 {
            gap: 1rem;
        }
        .rounded-full {
            border-radius: 999px;
        }
        .schema-hidden {
            display: none;
        }