*,
        *::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;
            line-height: 1.7;
            background: #f4f7fb;
            color: #1e2a3a;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #0a4b8c;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: #e67e22;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.8rem;
        }
        li {
            margin-bottom: 0.25rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
            font-weight: 700;
            color: #0b2b44;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.5rem;
        }
        h2 {
            font-size: 1.8rem;
            border-left: 5px solid #0a4b8c;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.4rem;
            color: #1a4a6b;
        }
        h4 {
            font-size: 1.15rem;
            color: #2c5f7e;
        }
        p {
            margin-bottom: 1.25rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(145deg, #0b2b44 0%, #1a5a7a 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 18px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(to right, #f9d976, #f39c12);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #f9d976;
            font-size: 1.7rem;
        }
        .my-logo:hover {
            filter: brightness(1.1);
            text-decoration: none;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.3rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #edf4fc;
            padding: 0.5rem 1rem;
            border-radius: 40px;
            font-size: 0.95rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
        }
        .main-nav a:hover {
            background: rgba(255, 255, 255, 0.18);
            color: #f9d976;
            text-decoration: none;
        }
        .main-nav a i {
            margin-right: 0.3rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.12);
        }
        .nav-overlay {
            display: none;
        }
        .breadcrumb {
            background: #eaf0f7;
            padding: 0.6rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #d0dcec;
        }
        .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: 0.6rem;
            color: #7f8c9b;
            font-weight: 600;
        }
        .breadcrumb a {
            color: #0a4b8c;
        }
        .breadcrumb .current {
            color: #4a5a6a;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(135deg, #e3edf7 0%, #c9dcec 100%);
            border-radius: 24px;
            padding: 2.8rem 2.5rem;
            margin: 2rem 0 2.5rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 2rem;
            box-shadow: 0 8px 28px rgba(10, 75, 140, 0.08);
        }
        .hero-text {
            flex: 2 1 360px;
        }
        .hero-text h1 {
            font-size: 2.6rem;
            margin-top: 0;
            background: linear-gradient(135deg, #0b2b44, #1a6a8a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-text p {
            font-size: 1.15rem;
            color: #2a4055;
            max-width: 680px;
        }
        .hero-img {
            flex: 1 1 240px;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.07);
        }
        .hero-img img {
            width: 100%;
            height: auto;
            aspect-ratio: 4/3;
            object-fit: cover;
        }
        .search-section {
            background: #fff;
            border-radius: 20px;
            padding: 1.8rem 2rem;
            margin-bottom: 2.5rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1rem;
        }
        .search-section label {
            font-weight: 700;
            font-size: 1.1rem;
            color: #0b2b44;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form {
            flex: 1 1 300px;
            display: flex;
            gap: 0.5rem;
        }
        .search-form input {
            flex: 1;
            padding: 0.7rem 1.2rem;
            border: 2px solid #d5e0ec;
            border-radius: 60px;
            font-size: 1rem;
            transition: border 0.2s;
            outline: none;
            background: #f9fcff;
        }
        .search-form input:focus {
            border-color: #0a4b8c;
        }
        .search-form button {
            background: #0a4b8c;
            color: #fff;
            border: none;
            border-radius: 60px;
            padding: 0.7rem 1.6rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #e67e22;
            transform: scale(1.02);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.5rem;
            margin: 2rem 0;
        }
        .content-main {
            background: #fff;
            border-radius: 24px;
            padding: 2.2rem 2.2rem 3rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
        }
        .content-main .updated {
            font-size: 0.9rem;
            color: #6a7a8a;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 2rem;
            padding-bottom: 0.8rem;
            border-bottom: 1px solid #e8eef5;
        }
        .content-sidebar {
            background: #fff;
            border-radius: 24px;
            padding: 1.8rem 1.6rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
            align-self: start;
            position: sticky;
            top: 5.8rem;
        }
        .content-sidebar h3 {
            margin-top: 0;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .content-sidebar ul {
            list-style: none;
            padding: 0;
            margin: 1rem 0 0;
        }
        .content-sidebar ul li {
            padding: 0.5rem 0;
            border-bottom: 1px solid #eceff4;
        }
        .content-sidebar ul li a {
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .content-sidebar ul li a i {
            color: #0a4b8c;
            width: 1.2rem;
        }
        .rating-area {
            background: #f2f7fe;
            border-radius: 18px;
            padding: 1.8rem 2rem;
            margin: 2.5rem 0 1.5rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1.5rem 2.5rem;
        }
        .rating-area .stars-input {
            display: flex;
            flex-direction: row-reverse;
            gap: 0.2rem;
        }
        .rating-area .stars-input input {
            display: none;
        }
        .rating-area .stars-input label {
            font-size: 2rem;
            color: #cbd5e1;
            cursor: pointer;
            transition: color 0.15s, transform 0.15s;
        }
        .rating-area .stars-input label:hover,
        .rating-area .stars-input label:hover~label,
        .rating-area .stars-input input:checked~label {
            color: #f1c40f;
            transform: scale(1.05);
        }
        .rating-area button {
            background: #0a4b8c;
            color: #fff;
            border: none;
            padding: 0.6rem 2rem;
            border-radius: 60px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .rating-area button:hover {
            background: #e67e22;
        }
        .rating-area .rating-result {
            font-weight: 600;
            color: #0b2b44;
        }
        .comments-section {
            background: #fff;
            border-radius: 24px;
            padding: 2rem 2.2rem;
            margin: 2rem 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
        }
        .comments-section h2 {
            margin-top: 0;
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin: 1.2rem 0 2rem;
        }
        .comment-form input,
        .comment-form textarea {
            padding: 0.8rem 1.2rem;
            border: 2px solid #dde6f0;
            border-radius: 14px;
            font-size: 1rem;
            font-family: inherit;
            transition: border 0.2s;
            background: #fbfdff;
        }
        .comment-form input:focus,
        .comment-form textarea:focus {
            border-color: #0a4b8c;
            outline: none;
        }
        .comment-form textarea {
            min-height: 120px;
            resize: vertical;
        }
        .comment-form button {
            align-self: flex-start;
            background: #0a4b8c;
            color: #fff;
            border: none;
            padding: 0.7rem 2.4rem;
            border-radius: 60px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .comment-form button:hover {
            background: #e67e22;
        }
        .comment-list {
            margin-top: 1.8rem;
        }
        .comment-item {
            padding: 1.2rem 0;
            border-bottom: 1px solid #eef3f9;
        }
        .comment-item:last-child {
            border-bottom: none;
        }
        .comment-item strong {
            color: #0a4b8c;
        }
        .comment-item .date {
            font-size: 0.8rem;
            color: #7f8c9b;
            margin-left: 0.8rem;
        }
        .site-footer {
            background: #0b2b44;
            color: #ccdbe9;
            padding: 2.5rem 0 1.2rem;
            margin-top: 3.5rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        .footer-grid h4 {
            color: #f9d976;
            margin-top: 0;
            font-size: 1.1rem;
        }
        .footer-grid a {
            color: #b6cde0;
        }
        .footer-grid a:hover {
            color: #f9d976;
        }
        .footer-grid ul {
            list-style: none;
            padding: 0;
        }
        .footer-grid ul li {
            padding: 0.2rem 0;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 14px;
            padding: 1.2rem 1.6rem;
            margin: 1.2rem 0 0.8rem;
            font-size: 0.95rem;
        }
        friend-link a {
            color: #f9d976;
            font-weight: 500;
        }
        friend-link a:hover {
            color: #fff;
        }
        .copyright {
            text-align: center;
            padding-top: 1.8rem;
            margin-top: 1.8rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.9rem;
            color: #96adc4;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .content-sidebar {
                position: static;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #0b2b44;
                border-radius: 0 0 20px 20px;
                padding: 0.8rem 0.4rem;
                margin-top: 0.6rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.7rem 1rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            }
            .hero {
                padding: 1.8rem 1.2rem;
                flex-direction: column-reverse;
            }
            .hero-text h1 {
                font-size: 1.9rem;
            }
            .content-main {
                padding: 1.5rem 1.2rem;
            }
            .comments-section {
                padding: 1.5rem 1.2rem;
            }
            .rating-area {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-wrap: wrap;
            }
            .search-form input {
                min-width: 140px;
            }
            .breadcrumb ol {
                flex-wrap: wrap;
            }
        }
        @media (max-width: 480px) {
            .header-inner {
                flex-wrap: nowrap;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .hero-text h1 {
                font-size: 1.6rem;
            }
            .container {
                padding: 0 0.8rem;
            }
            .content-main {
                padding: 1rem 0.8rem;
                border-radius: 16px;
            }
        }
        .highlight {
            background: #fef9e7;
            padding: 0.2rem 0.4rem;
            border-radius: 6px;
        }
        .badge {
            display: inline-block;
            background: #0a4b8c;
            color: #fff;
            font-size: 0.75rem;
            padding: 0.2rem 0.8rem;
            border-radius: 60px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .emoji-lg {
            font-size: 1.4rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 0.8rem;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            align-items: center;
        }