*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            font-size: 16px;
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.7;
            background: #fafaf9;
            color: #1a1a2e;
            padding: 0 1rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #fff;
            box-shadow: 0 0 40px rgba(0, 0, 0, 0.04);
            border-radius: 0 0 24px 24px;
            overflow: hidden;
        }
        .page-wrap {
            padding: 0 1.8rem 3rem;
        }
        .site-header {
            background: linear-gradient(145deg, #0b1a2e, #1c2e4a);
            color: #fff;
            padding: 0 1.8rem;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            min-height: 70px;
            border-radius: 0 0 16px 16px;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #f5c842;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            transition: opacity 0.2s;
        }
        .my-logo:hover {
            opacity: 0.85;
        }
        .my-logo span {
            font-size: 1.2rem;
            color: #9bb7d4;
            font-weight: 300;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            font-size: 1.6rem;
            padding: 0.3rem 0.7rem;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            border-color: #f5c842;
            color: #f5c842;
        }
        .nav-menu {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.2rem;
            list-style: none;
        }
        .nav-menu a {
            color: #dfe9f3;
            padding: 0.5rem 1rem;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 500;
            font-size: 0.9rem;
            transition: 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .nav-menu a:hover,
        .nav-menu a.active {
            background: rgba(245, 200, 66, 0.18);
            color: #f5c842;
        }
        .breadcrumb {
            padding: 1.2rem 1.8rem 0.2rem;
            font-size: 0.85rem;
            color: #5e6f8d;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem;
            background: #fff;
        }
        .breadcrumb a {
            color: #2a4b7a;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb .sep {
            color: #b0c4de;
            padding: 0 0.2rem;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            margin: 1.8rem 0 1rem;
            color: #0b1a2e;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 700;
            margin: 2.8rem 0 1rem;
            padding-bottom: 0.4rem;
            border-bottom: 3px solid #f0c75e;
            color: #12253b;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin: 2rem 0 0.8rem;
            color: #1c3a5c;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 1.4rem 0 0.5rem;
            color: #2a4b7a;
        }
        p {
            margin-bottom: 1.2rem;
            color: #2c3440;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 400;
            color: #2c4a6a;
            border-left: 4px solid #f0c75e;
            padding-left: 1.4rem;
            margin: 1.4rem 0 2rem;
        }
        .highlight {
            background: #fef7e9;
            padding: 0.1rem 0.3rem;
            border-radius: 4px;
            font-weight: 600;
        }
        strong {
            color: #0b1a2e;
        }
        .emoji-big {
            font-size: 1.3em;
            display: inline-block;
        }
        .feature-img {
            width: 100%;
            border-radius: 18px;
            margin: 1.8rem 0 2rem;
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
            display: block;
            max-height: 520px;
            object-fit: cover;
        }
        .img-caption {
            font-size: 0.85rem;
            color: #5e6f8d;
            text-align: center;
            margin-top: -1.4rem;
            margin-bottom: 2rem;
            font-style: italic;
        }
        .meta-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem 2rem;
            padding: 0.8rem 0 1.2rem;
            color: #5e6f8d;
            font-size: 0.9rem;
            border-bottom: 1px solid #eaeef3;
            margin-bottom: 1.6rem;
        }
        .meta-bar i {
            margin-right: 0.4rem;
            color: #b0c4de;
        }
        .last-updated {
            font-weight: 600;
            color: #1c3a5c;
        }
        .search-box {
            background: #f4f7fb;
            border-radius: 60px;
            padding: 0.3rem 0.3rem 0.3rem 1.5rem;
            display: flex;
            max-width: 420px;
            margin: 1.8rem 0 2.2rem;
            border: 1px solid #dce4ed;
            transition: 0.2s;
        }
        .search-box:focus-within {
            border-color: #f0c75e;
            box-shadow: 0 0 0 3px rgba(240, 199, 94, 0.2);
        }
        .search-box input {
            flex: 1;
            border: none;
            background: transparent;
            padding: 0.7rem 0;
            font-size: 1rem;
            outline: none;
            color: #1a1a2e;
        }
        .search-box button {
            background: #1c2e4a;
            color: #fff;
            border: none;
            padding: 0.6rem 1.6rem;
            border-radius: 60px;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            font-size: 0.95rem;
        }
        .search-box button:hover {
            background: #0b1a2e;
            transform: scale(0.97);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            margin: 2rem 0;
        }
        .content-main {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 90px;
            align-self: start;
        }
        .sidebar-card {
            background: #f8fafc;
            border-radius: 16px;
            padding: 1.5rem;
            margin-bottom: 1.8rem;
            border: 1px solid #eaeef3;
        }
        .sidebar-card h4 {
            margin-top: 0;
            font-size: 1.1rem;
            border-bottom: 2px solid #f0c75e;
            padding-bottom: 0.4rem;
            display: inline-block;
        }
        .sidebar-links {
            list-style: none;
            margin-top: 0.8rem;
        }
        .sidebar-links li {
            margin-bottom: 0.5rem;
        }
        .sidebar-links a {
            color: #2a4b7a;
            text-decoration: none;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.3rem 0;
            transition: 0.2s;
        }
        .sidebar-links a:hover {
            color: #0b1a2e;
            padding-left: 0.4rem;
        }
        .sidebar-links i {
            color: #b0c4de;
            font-size: 0.75rem;
        }
        .rating-area {
            background: #f8fafc;
            border-radius: 18px;
            padding: 1.5rem 2rem;
            margin: 2.5rem 0 1.8rem;
            border: 1px solid #eaeef3;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1.2rem 2.5rem;
        }
        .rating-stars {
            display: flex;
            gap: 0.3rem;
            font-size: 1.8rem;
            color: #dce4ed;
            cursor: pointer;
            transition: 0.2s;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #f5c842;
        }
        .rating-stars i {
            transition: 0.15s;
        }
        .rating-stars i:hover {
            transform: scale(1.15);
        }
        .rating-form button {
            background: #1c2e4a;
            color: #fff;
            border: none;
            padding: 0.5rem 1.8rem;
            border-radius: 60px;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            font-size: 0.9rem;
        }
        .rating-form button:hover {
            background: #0b1a2e;
        }
        .comment-box {
            background: #f8fafc;
            border-radius: 18px;
            padding: 1.8rem 2rem;
            margin: 1.8rem 0 2.5rem;
            border: 1px solid #eaeef3;
        }
        .comment-box textarea {
            width: 100%;
            border: 1px solid #dce4ed;
            border-radius: 12px;
            padding: 1rem;
            font-size: 1rem;
            font-family: inherit;
            resize: vertical;
            min-height: 110px;
            transition: 0.2s;
            background: #fff;
        }
        .comment-box textarea:focus {
            outline: none;
            border-color: #f0c75e;
            box-shadow: 0 0 0 3px rgba(240, 199, 94, 0.15);
        }
        .comment-box .row {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin-top: 0.8rem;
            align-items: center;
        }
        .comment-box input {
            flex: 1;
            min-width: 180px;
            border: 1px solid #dce4ed;
            border-radius: 30px;
            padding: 0.6rem 1.2rem;
            font-size: 0.95rem;
            background: #fff;
        }
        .comment-box input:focus {
            outline: none;
            border-color: #f0c75e;
        }
        .comment-box button {
            background: #1c2e4a;
            color: #fff;
            border: none;
            padding: 0.6rem 2rem;
            border-radius: 60px;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
        }
        .comment-box button:hover {
            background: #0b1a2e;
        }
        friend-link {
            display: block;
            background: #f4f7fb;
            border-radius: 18px;
            padding: 1.8rem 2rem;
            margin: 2.8rem 0 1.2rem;
            border: 1px solid #eaeef3;
        }
        friend-link::before {
            content: "🌐 Friendly Links";
            display: block;
            font-weight: 700;
            font-size: 1.2rem;
            color: #0b1a2e;
            margin-bottom: 1rem;
            letter-spacing: -0.01em;
        }
        .friend-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.8rem;
            list-style: none;
        }
        .friend-list a {
            color: #2a4b7a;
            text-decoration: none;
            font-size: 0.9rem;
            padding: 0.2rem 0;
            border-bottom: 1px solid transparent;
            transition: 0.2s;
        }
        .friend-list a:hover {
            border-bottom-color: #f0c75e;
            color: #0b1a2e;
        }
        .site-footer {
            background: #0b1a2e;
            color: #b0c4de;
            padding: 2rem 1.8rem;
            border-radius: 18px 18px 0 0;
            margin-top: 2rem;
            font-size: 0.85rem;
            text-align: center;
        }
        .site-footer .copyright {
            color: #dfe9f3;
            font-weight: 400;
        }
        .site-footer a {
            color: #f5c842;
            text-decoration: none;
        }
        .site-footer a:hover {
            text-decoration: underline;
        }
        @media (max-width: 920px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .page-wrap {
                padding: 0 1rem 2rem;
            }
            .site-header {
                padding: 0 1rem;
                min-height: 64px;
            }
            .breadcrumb {
                padding: 0.8rem 1rem 0.2rem;
            }
            .my-logo {
                font-size: 1.6rem;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                padding: 0.8rem 0 1.2rem;
                gap: 0.1rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-toggle {
                display: block;
            }
            .rating-area {
                flex-direction: column;
                align-items: flex-start;
                padding: 1.2rem 1.4rem;
            }
            .comment-box {
                padding: 1.2rem 1.4rem;
            }
            friend-link {
                padding: 1.2rem 1.4rem;
            }
            .feature-img {
                max-height: 280px;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            h3 {
                font-size: 1.1rem;
            }
            body {
                padding: 0 0.4rem;
            }
            .page-wrap {
                padding: 0 0.6rem 1.5rem;
            }
            .site-header {
                padding: 0 0.6rem;
                min-height: 58px;
            }
            .breadcrumb {
                padding: 0.6rem 0.6rem 0.2rem;
                font-size: 0.75rem;
            }
            .meta-bar {
                font-size: 0.8rem;
                gap: 0.6rem;
            }
            .search-box {
                max-width: 100%;
                padding: 0.2rem 0.2rem 0.2rem 1rem;
            }
            .search-box input {
                font-size: 0.9rem;
                padding: 0.5rem 0;
            }
            .search-box button {
                padding: 0.4rem 1rem;
                font-size: 0.8rem;
            }
            .rating-stars {
                font-size: 1.4rem;
            }
            .friend-list {
                flex-direction: column;
                gap: 0.3rem;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .my-logo span {
                font-size: 0.9rem;
            }
            .nav-toggle {
                font-size: 1.3rem;
                padding: 0.2rem 0.5rem;
            }
        }
        .toc {
            background: #f4f7fb;
            border-radius: 16px;
            padding: 1.2rem 1.8rem;
            margin: 1.8rem 0 2.2rem;
            border-left: 4px solid #f0c75e;
        }
        .toc ol {
            margin-left: 1.2rem;
            color: #2a4b7a;
        }
        .toc ol li {
            margin-bottom: 0.3rem;
        }
        .toc a {
            color: #2a4b7a;
            text-decoration: none;
        }
        .toc a:hover {
            text-decoration: underline;
        }
        .blockquote-war {
            background: #f0f4fa;
            border-left: 6px solid #b85c3a;
            padding: 1.2rem 1.8rem;
            border-radius: 12px;
            margin: 1.6rem 0;
            font-style: italic;
            color: #2c3e50;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 1rem;
            margin: 1.6rem 0;
        }
        .stat-card {
            background: #f8fafc;
            border-radius: 14px;
            padding: 1.2rem;
            text-align: center;
            border: 1px solid #eaeef3;
        }
        .stat-card .num {
            font-size: 2rem;
            font-weight: 800;
            color: #0b1a2e;
        }
        .stat-card .label {
            font-size: 0.85rem;
            color: #5e6f8d;
        }