*,
        *::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: #f4f7fb;
            color: #1a2a3a;
            line-height: 1.7;
            padding: 0 16px;
            max-width: 1280px;
            margin: 0 auto;
        }
        a {
            color: #1e6bb8;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #c44536;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }
        h1,
        h2,
        h3,
        h4 {
            font-weight: 700;
            line-height: 1.25;
            letter-spacing: -0.01em;
            color: #0b1c2e;
        }
        h1 {
            font-size: 2.4rem;
            margin: 0.5rem 0 1rem;
        }
        h2 {
            font-size: 1.8rem;
            margin: 2.2rem 0 0.8rem;
            border-left: 6px solid #f6a623;
            padding-left: 18px;
        }
        h3 {
            font-size: 1.35rem;
            margin: 1.8rem 0 0.6rem;
            color: #1e3b5c;
        }
        h4 {
            font-size: 1.1rem;
            margin: 1.2rem 0 0.4rem;
            color: #2a4a6e;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
            color: #1f2e3e;
        }
        ul,
        ol {
            margin: 0.8rem 0 1.4rem 1.8rem;
        }
        li {
            margin-bottom: 0.5rem;
            font-size: 1.02rem;
        }
        blockquote {
            background: #e9f0f9;
            border-left: 6px solid #1e6bb8;
            padding: 1rem 1.8rem;
            margin: 1.6rem 0;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #1a2a3a;
        }
        hr {
            border: none;
            border-top: 2px solid #dce4ed;
            margin: 2.4rem 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 4px;
        }
        .site-header {
            background: #ffffff;
            border-radius: 0 0 20px 20px;
            padding: 14px 20px;
            margin-bottom: 24px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            position: relative;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            background: linear-gradient(145deg, #1e3b5c, #0f2a44);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
        }
        .my-logo i {
            background: #f6a623;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            font-size: 1.9rem;
        }
        .my-logo:hover {
            text-decoration: none;
            opacity: 0.85;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 6px;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }
        .nav-list li a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 40px;
            font-weight: 500;
            font-size: 0.9rem;
            color: #1a2a3a;
            background: transparent;
            transition: all 0.2s ease;
        }
        .nav-list li a:hover {
            background: #e9f0f9;
            color: #1e6bb8;
            text-decoration: none;
        }
        .nav-list li a.active {
            background: #1e3b5c;
            color: #fff;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #1a2a3a;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #e9f0f9;
        }
        .breadcrumb {
            width: 100%;
            margin-top: 10px;
            padding: 6px 0 2px;
            font-size: 0.85rem;
            color: #5a6f82;
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 6px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin: 0 8px;
            color: #8a9aab;
        }
        .breadcrumb a {
            color: #1e6bb8;
        }
        .breadcrumb a:hover {
            color: #c44536;
        }
        .search-section {
            background: #ffffff;
            border-radius: 20px;
            padding: 28px 28px 32px;
            margin: 28px 0;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
        }
        .search-form {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            max-width: 680px;
            margin: 0 auto;
        }
        .search-form input[type="text"] {
            flex: 1 1 260px;
            padding: 14px 20px;
            border: 2px solid #dce4ed;
            border-radius: 60px;
            font-size: 1rem;
            background: #f9fcff;
            transition: border 0.2s;
        }
        .search-form input[type="text"]:focus {
            outline: none;
            border-color: #1e6bb8;
        }
        .search-form button {
            padding: 14px 32px;
            background: #1e3b5c;
            color: #fff;
            border: none;
            border-radius: 60px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .search-form button:hover {
            background: #0f2a44;
            transform: scale(1.02);
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin: 32px 0;
        }
        @media (max-width:700px) {
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }
        .card-interact {
            background: #ffffff;
            border-radius: 20px;
            padding: 24px 28px 28px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
        }
        .card-interact h3 {
            margin-top: 0;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 1.7rem;
            color: #dce4ed;
            cursor: pointer;
            margin: 8px 0 14px;
            flex-wrap: wrap;
        }
        .rating-stars i {
            transition: color 0.15s, transform 0.1s;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #f6a623;
            transform: scale(1.1);
        }
        .rating-stars i.selected {
            color: #f6a623;
        }
        .score-form {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            margin-top: 6px;
        }
        .score-form button {
            padding: 10px 24px;
            background: #1e6bb8;
            color: #fff;
            border: none;
            border-radius: 60px;
            font-weight: 500;
            font-size: 0.9rem;
            cursor: pointer;
            transition: background 0.2s;
        }
        .score-form button:hover {
            background: #0f4a8a;
        }
        .comment-form textarea {
            width: 100%;
            padding: 14px 18px;
            border: 2px solid #dce4ed;
            border-radius: 16px;
            font-size: 0.95rem;
            font-family: inherit;
            background: #f9fcff;
            resize: vertical;
            min-height: 90px;
            transition: border 0.2s;
        }
        .comment-form textarea:focus {
            outline: none;
            border-color: #1e6bb8;
        }
        .comment-form button {
            margin-top: 10px;
            padding: 12px 28px;
            background: #1e3b5c;
            color: #fff;
            border: none;
            border-radius: 60px;
            font-weight: 500;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .comment-form button:hover {
            background: #0f2a44;
        }
        .site-footer {
            background: #ffffff;
            border-radius: 20px 20px 0 0;
            padding: 36px 28px 28px;
            margin-top: 48px;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.03);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 24px;
        }
        @media (max-width:700px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        .footer-brand p {
            font-size: 0.95rem;
            color: #4a5f72;
            margin-bottom: 8px;
        }
        .footer-links h4 {
            margin-top: 0;
            font-size: 1rem;
            color: #1a2a3a;
        }
        .footer-links ul {
            list-style: none;
            margin: 8px 0 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 6px;
        }
        .footer-links a {
            font-size: 0.92rem;
            color: #1e6bb8;
        }
        .footer-links a:hover {
            color: #c44536;
        }
        friend-link {
            display: block;
            padding: 18px 0 8px;
            border-top: 2px solid #e9f0f9;
            margin-top: 16px;
            font-size: 0.95rem;
            color: #2a4a6e;
        }
        friend-link a {
            margin: 0 6px;
            display: inline-block;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            font-size: 0.85rem;
            color: #6a7f92;
            border-top: 1px solid #e9f0f9;
            margin-top: 20px;
        }
        .copyright strong {
            color: #1a2a3a;
        }
        @media (max-width: 768px) {
            body {
                padding: 0 10px;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
                padding-left: 14px;
            }
            h3 {
                font-size: 1.15rem;
            }
            .site-header {
                padding: 12px 14px;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #ffffff;
                border-radius: 16px;
                padding: 12px 0;
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                z-index: 99;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list li a {
                padding: 12px 20px;
                border-radius: 0;
                width: 100%;
            }
            .hamburger {
                display: block;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
            .search-section {
                padding: 20px 16px;
            }
            .search-form input[type="text"] {
                padding: 12px 16px;
                font-size: 0.9rem;
            }
            .search-form button {
                padding: 12px 20px;
                font-size: 0.9rem;
            }
            .card-interact {
                padding: 18px 16px 22px;
            }
            .site-footer {
                padding: 24px 16px 20px;
            }
        }
        @media (min-width: 769px) {
            .nav-list {
                display: flex !important;
            }
            .hamburger {
                display: none;
            }
        }
        .badge {
            display: inline-block;
            background: #f6a623;
            color: #1a2a3a;
            padding: 2px 14px;
            border-radius: 60px;
            font-weight: 700;
            font-size: 0.75rem;
            letter-spacing: 0.3px;
            text-transform: uppercase;
        }
        .last-updated {
            display: block;
            text-align: right;
            font-size: 0.85rem;
            color: #6a7f92;
            margin-top: 8px;
            padding-top: 8px;
            border-top: 1px solid #e9f0f9;
        }
        .featured-image-wrapper {
            margin: 24px 0 20px;
        }
        .featured-image-wrapper figcaption {
            font-size: 0.85rem;
            color: #5a6f82;
            text-align: center;
            margin-top: 6px;
        }
        .stat-highlight {
            background: #e9f0f9;
            border-radius: 16px;
            padding: 16px 22px;
            margin: 20px 0;
            font-weight: 500;
            border-left: 6px solid #f6a623;
        }
        .tip-box {
            background: #fef9ed;
            border-radius: 16px;
            padding: 16px 22px;
            margin: 20px 0;
            border-left: 6px solid #f6a623;
        }
        .emoji-big {
            font-size: 1.4rem;
        }
        .inline-icon {
            margin-right: 6px;
        }
        .schema-hidden {
            display: none;
        }