* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #f8f9fc;
            color: #1e2a3a;
            line-height: 1.8;
            padding: 0;
            margin: 0;
        }
        a {
            color: #0066cc;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #004999;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.6rem;
            margin: 0.8rem 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #0b1a2a;
            margin-top: 1.6rem;
            margin-bottom: 0.6rem;
        }
        h1 {
            font-size: 2.2rem;
            border-left: 5px solid #e63e2e;
            padding-left: 1rem;
        }
        h2 {
            font-size: 1.7rem;
            border-bottom: 2px solid #e0e6ed;
            padding-bottom: 0.3rem;
        }
        h3 {
            font-size: 1.3rem;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
        }
        p {
            margin: 0.8rem 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        header {
            background: linear-gradient(135deg, #0b1a2a 0%, #1a3346 100%);
            color: #fff;
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        }
        .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;
            color: #ffd966;
            letter-spacing: -0.5px;
            text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.3);
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            font-size: 2rem;
            color: #ff8c42;
        }
        .my-logo:hover {
            color: #ffed9e;
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 300;
            color: #b0c7db;
            margin-left: 0.3rem;
            letter-spacing: 0.3px;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .nav-list {
            list-style: none;
            display: flex;
            gap: 0.3rem;
            padding: 0;
            margin: 0;
        }
        .nav-list li a {
            color: #e8edf2;
            padding: 0.4rem 0.9rem;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all 0.2s ease;
            display: block;
        }
        .nav-list li a:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #ffd966;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            background: #eef2f7;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #dce3ec;
        }
        .breadcrumb .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.3rem;
        }
        .breadcrumb a {
            color: #2a4a6a;
        }
        .breadcrumb span {
            color: #6b7f94;
        }
        main {
            padding: 2rem 0 3rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
        }
        @media(min-width:992px) {
            .content-grid {
                grid-template-columns: 2fr 1fr;
            }
        }
        .article-body {
            background: #fff;
            border-radius: 16px;
            padding: 2rem 2.2rem;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
        }
        .article-body p {
            text-align: justify;
        }
        .featured-image {
            border-radius: 14px;
            overflow: hidden;
            margin: 1.5rem 0;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .featured-image figcaption {
            background: #f1f5fa;
            padding: 0.6rem 1rem;
            font-size: 0.85rem;
            color: #3a5670;
            font-style: italic;
        }
        .highlight-box {
            background: #f0f7ff;
            border-left: 5px solid #e63e2e;
            padding: 1.2rem 1.6rem;
            border-radius: 0 12px 12px 0;
            margin: 1.6rem 0;
        }
        .highlight-box strong {
            color: #b7301f;
        }
        .stat-badge {
            display: inline-block;
            background: #1a3346;
            color: #ffd966;
            padding: 0.2rem 1rem;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-right: 0.4rem;
        }
        .insider-tip {
            background: #fef9e7;
            border: 1px dashed #e6c75a;
            padding: 1rem 1.4rem;
            border-radius: 12px;
            margin: 1.4rem 0;
        }
        .insider-tip i {
            color: #d4a017;
            margin-right: 0.5rem;
        }
        .link-list-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
            padding: 0.6rem 0;
            margin: 0.8rem 0;
            list-style: none;
        }
        .link-list-inline li a {
            font-weight: 500;
            border-bottom: 1px dotted #b0c7db;
        }
        .link-list-inline li a:hover {
            border-bottom-color: #e63e2e;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .card-module {
            background: #fff;
            border-radius: 16px;
            padding: 1.4rem 1.6rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
        }
        .card-module h3 {
            margin-top: 0;
            border-bottom: 2px solid #eef2f7;
            padding-bottom: 0.5rem;
            font-size: 1.2rem;
        }
        .card-module .fa-star,
        .card-module .fa-star-half-alt {
            color: #f5b342;
        }
        .search-form {
            display: flex;
            gap: 0.4rem;
            margin: 0.6rem 0 0.2rem;
        }
        .search-form input {
            flex: 1;
            padding: 0.65rem 1rem;
            border: 2px solid #dce3ec;
            border-radius: 30px;
            font-size: 0.9rem;
            outline: none;
            transition: border 0.2s;
        }
        .search-form input:focus {
            border-color: #e63e2e;
        }
        .search-form button {
            background: #e63e2e;
            color: #fff;
            border: none;
            border-radius: 30px;
            padding: 0.65rem 1.2rem;
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .search-form button:hover {
            background: #c53020;
        }
        .comment-form textarea {
            width: 100%;
            border: 2px solid #dce3ec;
            border-radius: 12px;
            padding: 0.8rem 1rem;
            font-size: 0.9rem;
            resize: vertical;
            min-height: 90px;
            font-family: inherit;
            transition: border 0.2s;
        }
        .comment-form textarea:focus {
            border-color: #e63e2e;
            outline: none;
        }
        .comment-form input[type="text"] {
            width: 100%;
            padding: 0.6rem 1rem;
            border: 2px solid #dce3ec;
            border-radius: 30px;
            font-size: 0.9rem;
            margin: 0.4rem 0;
            transition: border 0.2s;
        }
        .comment-form input[type="text"]:focus {
            border-color: #e63e2e;
            outline: none;
        }
        .comment-form .btn-submit {
            background: #1a3346;
            color: #fff;
            border: none;
            border-radius: 30px;
            padding: 0.6rem 1.8rem;
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            margin-top: 0.4rem;
        }
        .comment-form .btn-submit:hover {
            background: #0b1a2a;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
            margin: 0.4rem 0 0.6rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #d0d8e2;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5b342;
        }
        .rating-form .btn-rate {
            background: #e63e2e;
            color: #fff;
            border: none;
            border-radius: 30px;
            padding: 0.5rem 1.5rem;
            font-size: 0.85rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .rating-form .btn-rate:hover {
            background: #c53020;
        }
        friend-link {
            display: block;
            margin: 0.6rem 0;
        }
        friend-link a {
            display: inline-block;
            margin: 0.2rem 0.6rem 0.2rem 0;
            padding: 0.2rem 0.8rem;
            background: #eef2f7;
            border-radius: 20px;
            font-size: 0.85rem;
            transition: background 0.2s;
        }
        friend-link a:hover {
            background: #dce3ec;
            text-decoration: none;
        }
        footer {
            background: #0b1a2a;
            color: #c8d6e5;
            padding: 2.2rem 0 1.2rem;
            margin-top: 2rem;
        }
        footer a {
            color: #b0c7db;
        }
        footer a:hover {
            color: #ffd966;
        }
        footer .copyright {
            border-top: 1px solid #1a3346;
            padding-top: 1.2rem;
            margin-top: 1.2rem;
            font-size: 0.85rem;
            text-align: center;
        }
        @media(max-width:768px) {
            h1 {
                font-size: 1.6rem;
                padding-left: 0.7rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            h3 {
                font-size: 1.1rem;
            }
            .article-body {
                padding: 1.2rem 1rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #0f2438;
                border-radius: 12px;
                padding: 0.6rem 0;
                margin-top: 0.4rem;
                gap: 0;
            }
            .nav-list.show {
                display: flex;
            }
            .nav-list li a {
                padding: 0.6rem 1.2rem;
                border-radius: 0;
            }
            .hamburger {
                display: block;
            }
            .nav-wrapper {
                width: 100%;
                flex-direction: column;
                align-items: stretch;
            }
            .breadcrumb .container {
                font-size: 0.75rem;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .link-list-inline {
                flex-direction: column;
                gap: 0.3rem;
            }
            .star-rating label {
                font-size: 1.5rem;
            }
        }
        @media(max-width:480px) {
            .container {
                padding: 0 0.8rem;
            }
            .article-body {
                padding: 0.8rem 0.8rem;
            }
            h1 {
                font-size: 1.3rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                padding: 0.6rem;
            }
        }
        .text-small {
            font-size: 0.85rem;
            color: #4a6a84;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .last-updated {
            background: #eef2f7;
            padding: 0.3rem 1rem;
            border-radius: 30px;
            font-size: 0.8rem;
            color: #2a4a6a;
            display: inline-block;
        }
        .last-updated i {
            margin-right: 0.3rem;
            color: #e63e2e;
        }