*,
        *::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, 'Helvetica Neue', sans-serif;
            line-height: 1.8;
            color: #1e1e2a;
            background: #f8f7f4;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #2a6f97;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover,
        a:focus {
            color: #1a4b6d;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #0f1a2c;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
        }
        h1 {
            font-size: 2.6rem;
            margin-top: 0.5rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            border-bottom: 3px solid #d4a373;
            padding-bottom: 0.4rem;
            margin-top: 2.8rem;
        }
        h3 {
            font-size: 1.5rem;
            margin-top: 2rem;
            color: #2a3b4c;
        }
        h4 {
            font-size: 1.2rem;
            margin-top: 1.5rem;
            color: #3d5a73;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .text-muted {
            color: #5a6a7a;
            font-size: 0.95rem;
        }
        .text-small {
            font-size: 0.85rem;
        }
        .fw-bold {
            font-weight: 700;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #0f1a2c 0%, #1a2d42 100%);
            color: #fff;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #f0e6d3;
            letter-spacing: -0.03em;
            background: linear-gradient(135deg, #f0e6d3, #d4a373);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            transition: opacity 0.3s;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.9rem;
            font-weight: 400;
            -webkit-text-fill-color: #aabbcc;
            display: block;
            font-size: 0.7rem;
            letter-spacing: 0.2em;
            text-transform: uppercase;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #cfddee;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            font-size: 0.95rem;
            font-weight: 500;
            transition: background 0.25s, color 0.25s;
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(255, 255, 255, 0.12);
            color: #f0e6d3;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #f0e6d3;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.5rem;
            transition: transform 0.2s;
        }
        .hamburger:hover {
            transform: scale(1.1);
        }
        .breadcrumb {
            background: #ece9e3;
            padding: 0.7rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #d8d2c8;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #8a9aa8;
        }
        .breadcrumb a {
            color: #2a6f97;
        }
        .breadcrumb .current {
            color: #4a5a6a;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, #1a2d42, #0f1a2c);
            color: #f0e6d3;
            padding: 3.5rem 0 3rem;
            text-align: center;
            border-bottom: 6px solid #d4a373;
        }
        .hero h1 {
            color: #fcf6ed;
            font-size: 3rem;
            margin-bottom: 0.6rem;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 760px;
            margin: 0.6rem auto 1.2rem;
            color: #cbd8e6;
        }
        .hero .meta-info {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1.5rem;
            font-size: 0.95rem;
            color: #aabbcc;
            margin-top: 1rem;
        }
        .main-content {
            padding: 2.5rem 0 3.5rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.8rem;
        }
        .article-body {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 6rem;
            align-self: start;
        }
        .widget {
            background: #fff;
            border-radius: 12px;
            padding: 1.5rem;
            margin-bottom: 1.8rem;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
            border: 1px solid #e6e1d9;
        }
        .widget h3 {
            font-size: 1.2rem;
            margin-top: 0;
            margin-bottom: 1rem;
            color: #0f1a2c;
            border-bottom: 2px solid #d4a373;
            padding-bottom: 0.4rem;
        }
        .widget ul {
            list-style: none;
            padding: 0;
        }
        .widget ul li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #f0ece4;
        }
        .widget ul li:last-child {
            border-bottom: none;
        }
        .widget ul li a {
            font-weight: 500;
        }
        .search-form {
            display: flex;
            gap: 0.4rem;
        }
        .search-form input {
            flex: 1;
            padding: 0.6rem 1rem;
            border: 2px solid #d8d2c8;
            border-radius: 8px;
            font-size: 0.95rem;
            background: #fcfaf7;
            transition: border 0.25s;
        }
        .search-form input:focus {
            border-color: #2a6f97;
            outline: none;
        }
        .search-form button {
            background: #2a6f97;
            color: #fff;
            border: none;
            padding: 0.6rem 1.2rem;
            border-radius: 8px;
            cursor: pointer;
            font-size: 0.95rem;
            transition: background 0.25s;
        }
        .search-form button:hover {
            background: #1a4b6d;
        }
        .comment-box,
        .rating-box {
            background: #fff;
            border-radius: 12px;
            padding: 1.8rem;
            margin-top: 2.5rem;
            border: 1px solid #e6e1d9;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .comment-box h3,
        .rating-box h3 {
            margin-top: 0;
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 2px solid #d8d2c8;
            border-radius: 8px;
            font-family: inherit;
            font-size: 0.95rem;
            margin-bottom: 1rem;
            background: #fcfaf7;
            transition: border 0.25s;
        }
        .comment-form textarea:focus,
        .comment-form input:focus {
            border-color: #2a6f97;
            outline: none;
        }
        .comment-form textarea {
            min-height: 120px;
            resize: vertical;
        }
        .btn {
            display: inline-block;
            background: #2a6f97;
            color: #fff;
            padding: 0.7rem 1.8rem;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
        }
        .btn:hover {
            background: #1a4b6d;
            transform: translateY(-1px);
            text-decoration: none;
            color: #fff;
        }
        .btn-secondary {
            background: #6c7a8a;
        }
        .btn-secondary:hover {
            background: #4a5a6a;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
            font-size: 1.8rem;
            margin: 0.8rem 0 1.2rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #d8d2c8;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5b342;
        }
        .featured-image {
            border-radius: 14px;
            overflow: hidden;
            margin: 2rem 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.10);
            background: #e6e1d9;
        }
        .featured-image img {
            width: 100%;
            object-fit: cover;
        }
        .featured-image figcaption {
            padding: 0.8rem 1.2rem;
            font-size: 0.9rem;
            color: #4a5a6a;
            background: #fcfaf7;
            border-top: 1px solid #e6e1d9;
            font-style: italic;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.95rem;
            background: #fff;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.05);
        }
        .data-table th {
            background: #0f1a2c;
            color: #f0e6d3;
            padding: 0.8rem 1rem;
            text-align: left;
            font-weight: 600;
        }
        .data-table td {
            padding: 0.7rem 1rem;
            border-bottom: 1px solid #ece9e3;
        }
        .data-table tr:last-child td {
            border-bottom: none;
        }
        .data-table tr:hover td {
            background: #f8f4ee;
        }
        blockquote {
            background: #f0ece4;
            border-left: 6px solid #d4a373;
            padding: 1.2rem 1.8rem;
            margin: 1.8rem 0;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #2a3b4c;
        }
        blockquote cite {
            display: block;
            margin-top: 0.6rem;
            font-style: normal;
            font-weight: 600;
            color: #4a5a6a;
            font-size: 0.9rem;
        }
        .site-footer {
            background: #0f1a2c;
            color: #cfddee;
            padding: 3rem 0 1.5rem;
            border-top: 6px solid #d4a373;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .site-footer h4 {
            color: #f0e6d3;
            margin-top: 0;
            font-size: 1.1rem;
            border-bottom: 2px solid #2a4a6a;
            padding-bottom: 0.4rem;
        }
        .site-footer a {
            color: #aabbcc;
        }
        .site-footer a:hover {
            color: #f0e6d3;
        }
        .footer-bottom {
            border-top: 1px solid #2a4a6a;
            padding-top: 1.5rem;
            font-size: 0.9rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 1rem;
        }
        friend-link {
            display: block;
            margin: 0.8rem 0;
        }
        friend-link a {
            display: inline-block;
            margin-right: 1.2rem;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                order: 2;
            }
            .article-body {
                order: 1;
            }
            h1 {
                font-size: 2.2rem;
            }
            .hero h1 {
                font-size: 2.4rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: #1a2d42;
                padding: 1rem 0.5rem;
                border-radius: 0 0 12px 12px;
                margin-top: 0.8rem;
                gap: 0.2rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.7rem 1rem;
                width: 100%;
                text-align: center;
            }
            .hero {
                padding: 2.5rem 0 2rem;
            }
            .hero h1 {
                font-size: 1.9rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .hero .meta-info {
                flex-direction: column;
                gap: 0.4rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.25rem;
            }
            .container {
                padding: 0 0.9rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .data-table {
                font-size: 0.85rem;
            }
            .data-table th,
            .data-table td {
                padding: 0.5rem 0.6rem;
            }
            .star-rating {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 1.7rem;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .tag {
            display: inline-block;
            background: #e6e1d9;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            color: #2a3b4c;
            font-weight: 500;
        }
        .divider {
            border: none;
            height: 2px;
            background: linear-gradient(90deg, transparent, #d4a373, transparent);
            margin: 2.5rem 0;
        }
        .anchor-offset {
            scroll-margin-top: 5rem;
        }