*,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            line-height: 1.75;
            color: #1e242c;
            background: #f5f1ea;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        a {
            color: #c62828;
            text-decoration: none;
            transition: color .2s;
        }
        a:hover {
            color: #8e1a1a;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .my-logo a {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            background: linear-gradient(135deg, #0f2d5e, #1b4f9e);
            -webkit-background-clip: initial;
            padding: 8px 18px;
            border-radius: 20px;
            display: inline-block;
            text-decoration: none;
            letter-spacing: -0.5px;
            font-style: italic;
            border: 2px solid #ffd966;
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
        }
        .my-logo a:hover {
            transform: scale(1.04);
            text-decoration: none;
        }
        .header-top {
            background: linear-gradient(135deg, #0a1f38 0%, #14365e 100%);
            padding: 12px 0;
            border-bottom: 3px solid #c62828;
        }
        .header-flex {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 4px;
            flex-wrap: wrap;
        }
        .nav-list a {
            color: #cfd8e8;
            padding: 8px 14px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 600;
            display: block;
            transition: background 0.2s, color 0.2s;
        }
        .nav-list a:hover,
        .nav-list a.active {
            background: #c62828;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 28px;
            color: #fff;
            padding: 6px 12px;
        }
        .breadcrumb {
            background: #fff;
            padding: 10px 0;
            font-size: 14px;
            border-bottom: 1px solid #e5dccc;
            margin-bottom: 35px;
        }
        .breadcrumb .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
        }
        .breadcrumb a {
            color: #3b5b8c;
        }
        .breadcrumb .sep {
            margin: 0 8px;
            color: #999;
        }
        .hero {
            background: linear-gradient(rgba(10, 25, 45, 0.82), rgba(10, 25, 45, 0.82)), url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="1200" height="400" viewBox="0 0 1200 400"><rect width="1200" height="400" fill="%230b2237"/><circle cx="200" cy="140" r="40" stroke="%23ffd966" stroke-width="3" fill="none"/><circle cx="200" cy="140" r="12" fill="%23c62828"/><path d="M500 100 Q750 180 1000 120" stroke="%23fff" stroke-width="2" fill="none"/><circle cx="950" cy="200" r="25" fill="%23fff" opacity="0.3"/><circle cx="140" cy="300" r="20" fill="%23fff" opacity="0.2"/></svg>');
            background-size: cover;
            padding: 70px 0;
            text-align: center;
            color: #fff;
            border-radius: 0 0 40px 40px;
            margin-bottom: 45px;
        }
        .hero h1 {
            font-size: 2.9rem;
            margin-bottom: 10px;
            text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
            letter-spacing: 1px;
            line-height: 1.2;
            font-weight: 800;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 750px;
            margin: 10px auto 0;
            opacity: 0.92;
        }
        .search-bar {
            max-width: 550px;
            margin: 25px auto 0;
            display: flex;
            background: #fff;
            border-radius: 60px;
            overflow: hidden;
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
        }
        .search-bar input {
            flex: 1;
            padding: 15px 24px;
            border: none;
            outline: none;
            font-size: 16px;
            border-radius: 60px 0 0 60px;
        }
        .search-bar button {
            background: #c62828;
            border: none;
            color: #fff;
            padding: 0 28px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.2s;
            border-radius: 0 60px 60px 0;
        }
        .search-bar button:hover {
            background: #8e1a1a;
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 45px;
        }
        .article-body {
            background: #fff;
            border-radius: 18px;
            padding: 40px 45px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
        }
        .article-body h2 {
            font-size: 1.8rem;
            color: #0b2237;
            border-left: 6px solid #c62828;
            padding-left: 16px;
            margin: 45px 0 16px;
            line-height: 1.3;
        }
        .article-body h3 {
            font-size: 1.4rem;
            color: #14365e;
            margin: 30px 0 10px;
        }
        .article-body h4 {
            font-size: 1.1rem;
            color: #333;
            margin: 18px 0 8px;
            font-weight: 600;
        }
        .article-body p {
            margin-bottom: 16px;
            text-align: left;
            line-height: 1.8;
        }
        .article-body ul {
            margin-left: 20px;
            margin-bottom: 17px;
        }
        .article-body li {
            margin-bottom: 6px;
        }
        .highlight-box {
            background: #eef4fb;
            border-radius: 10px;
            padding: 20px 22px;
            border-left: 6px solid #3b6fbe;
            margin: 20px 0;
        }
        .info-box {
            background: #fef9e7;
            border-radius: 10px;
            padding: 20px 22px;
            border: 1px solid #f0dc9e;
            margin: 20px 0;
        }
        .star-rating {
            display: flex;
            gap: 4px;
            margin: 5px 0;
        }
        .fa-star,
        .fa-star-half-alt {
            color: #f4b400;
        }
        .comment-box {
            background: #f7f3ed;
            border-radius: 12px;
            padding: 28px;
            margin: 48px 0 20px;
            border: 1px solid #e5d7c8;
        }
        .comment-box h3,
        .rating-box h3 {
            margin-top: 0;
        }
        .comment-list {
            max-height: 320px;
            overflow-y: auto;
            margin-bottom: 20px;
            border-bottom: 1px dashed #ccc;
            padding-bottom: 16px;
        }
        .comment-item {
            display: flex;
            gap: 14px;
            padding: 14px 0;
            border-bottom: 1px solid #eae3da;
        }
        .comment-item .avatar {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: #3b6fbe;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            flex-shrink: 0;
        }
        .comment-item .content p {
            margin: 4px 0 0;
            font-size: 14px;
            line-height: 1.6;
        }
        .comment-form textarea,
        .comment-form input,
        .rating-form input,
        .rating-form select {
            width: 100%;
            padding: 12px;
            border: 1px solid #ccc;
            border-radius: 8px;
            margin-bottom: 12px;
            font-size: 15px;
            font-family: inherit;
        }
        .comment-form textarea {
            min-height: 100px;
        }
        .btn {
            display: inline-block;
            background: #c62828;
            color: #fff;
            padding: 10px 22px;
            border: none;
            border-radius: 30px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            transition: background 0.2s, transform 0.15s;
            text-decoration: none;
        }
        .btn:hover {
            background: #8e1a1a;
            transform: translateY(-1px);
            text-decoration: none;
        }
        .btn-blue {
            background: #1e4b8a;
        }
        .btn-blue:hover {
            background: #123463;
        }
        .rating-form {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
            align-items: center;
        }
        .rating-form select {
            width: auto;
            margin: 0;
        }
        .rating-form .btn {
            margin: 0;
        }
        .figure-img {
            margin: 25px 0;
            text-align: center;
        }
        .figure-img figcaption {
            font-size: 14px;
            color: #666;
            margin-top: 8px;
            font-style: italic;
        }
        .sidebar {
            position: sticky;
            top: 20px;
            align-self: start;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.05);
            margin-bottom: 25px;
            border: 1px solid #eee;
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            border-bottom: 2px solid #e0d6cc;
            padding-bottom: 10px;
            margin-bottom: 14px;
        }
        .sidebar-card ul {
            list-style: none;
        }
        .sidebar-card li {
            margin-bottom: 8px;
        }
        .sidebar-card li a {
            color: #14365e;
            font-size: 14px;
        }
        .sidebar-card li a:hover {
            color: #c62828;
        }
        .sidebar-card .date-stamp {
            font-size: 12px;
            color: #999;
            margin-top: 8px;
            display: block;
        }
        .divider {
            border: none;
            height: 1px;
            background: linear-gradient(to right, transparent, #ccbbae, transparent);
            margin: 28px 0;
        }
        .footer {
            background: #0a1a2c;
            color: #b6c2d1;
            padding: 50px 0 0;
            margin-top: 60px;
            border-top: 4px solid #c62828;
        }
        .footer .columns {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            margin-bottom: 25px;
        }
        .footer h4 {
            color: #fff;
            margin-bottom: 15px;
            font-size: 1.1rem;
        }
        .footer ul {
            list-style: none;
        }
        .footer li {
            margin-bottom: 8px;
            font-size: 14px;
        }
        .footer a {
            color: #b6c2d1;
        }
        .footer a:hover {
            color: #fff;
        }
        .copyright {
            background: #060f18;
            padding: 18px 0;
            font-size: 14px;
            text-align: center;
            border-top: 1px solid #1a2c3f;
        }
        friend-link {
            display: block;
            padding: 8px 0;
            font-style: italic;
        }
        .faq-item {
            background: #faf6f1;
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 12px;
        }
        .faq-item h4 {
            margin-top: 0;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 20px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 15px;
        }
        th {
            background: #0b2237;
            color: #fff;
            padding: 12px 14px;
            text-align: left;
        }
        td {
            padding: 10px 14px;
            border-bottom: 1px solid #eee;
        }
        tr:nth-child(even) {
            background: #f8f6f2;
        }
        @media (max-width: 992px) {
            .main-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                order: 3;
            }
            .footer .columns {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-flex {
                flex-direction: column;
                align-items: flex-start;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                padding-top: 10px;
            }
            .nav-list.show {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .nav-list a {
                padding: 12px 8px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
                border-radius: 0;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .article-body {
                padding: 25px 20px;
            }
            .footer .columns {
                grid-template-columns: 1fr;
            }
            .hero {
                border-radius: 0 0 20px 20px;
                padding: 45px 0;
            }
            .search-bar {
                flex-direction: row;
                border-radius: 40px;
            }
            .rating-form {
                flex-direction: column;
                align-items: stretch;
            }
            .rating-form select {
                width: 100%;
            }
        }