*,
        *::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;
            background: #f4f7fb;
            color: #1e293b;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: #0f3b5e;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #d9382a;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #0b2a3e 0%, #1a4a6b 100%);
            color: #fff;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            background: rgba(255, 255, 255, 0.12);
            padding: 6px 18px;
            border-radius: 40px;
            border: 2px solid rgba(255, 215, 0, 0.5);
            transition: background 0.3s;
        }
        .my-logo:hover {
            background: rgba(255, 215, 0, 0.2);
            color: #ffd700;
        }
        .my-logo i {
            color: #ffd700;
            margin-right: 8px;
        }
        .nav-toggle {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #fff;
            cursor: pointer;
            padding: 4px 12px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .main-nav {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: #e2e8f0;
            padding: 8px 16px;
            border-radius: 30px;
            font-weight: 500;
            font-size: 0.95rem;
            transition: background 0.2s, color 0.2s;
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(255, 215, 0, 0.18);
            color: #ffd700;
        }
        .main-nav a i {
            margin-right: 6px;
        }
        .breadcrumb {
            background: #e9edf2;
            padding: 10px 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #dce1e8;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 12px;
            color: #7a8a9e;
            font-weight: 600;
        }
        .breadcrumb a {
            color: #2c5f7a;
        }
        .breadcrumb a:hover {
            color: #d9382a;
        }
        .breadcrumb .current {
            color: #1e293b;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, #f0f4fa, #e2e9f2);
            padding: 48px 0 40px;
            border-bottom: 4px solid #ffd700;
        }
        .hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            color: #0b2a3e;
            margin-bottom: 16px;
        }
        .hero h1 i {
            color: #d9382a;
        }
        .hero p {
            font-size: 1.2rem;
            color: #2d4a62;
            max-width: 800px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-top: 20px;
            font-size: 0.95rem;
            color: #4a5f73;
        }
        .hero-meta span i {
            margin-right: 6px;
            color: #d9382a;
        }
        .last-updated {
            background: #ffd700;
            color: #0b2a3e;
            padding: 4px 16px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.85rem;
            display: inline-block;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            padding: 48px 0;
        }
        .main-content {
            min-width: 0;
        }
        .main-content h2 {
            font-size: 2.0rem;
            font-weight: 700;
            color: #0b2a3e;
            margin: 48px 0 16px;
            border-left: 6px solid #d9382a;
            padding-left: 18px;
        }
        .main-content h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #1a4a6b;
            margin: 36px 0 12px;
        }
        .main-content h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #2d5f7a;
            margin: 24px 0 8px;
        }
        .main-content p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            color: #1e293b;
        }
        .main-content ul,
        .main-content ol {
            margin: 12px 0 24px 24px;
        }
        .main-content li {
            margin-bottom: 8px;
            font-size: 1.02rem;
        }
        .highlight-box {
            background: #eef4fa;
            border-left: 6px solid #ffd700;
            padding: 20px 24px;
            border-radius: 12px;
            margin: 24px 0;
        }
        .highlight-box strong {
            color: #0b2a3e;
        }
        .feature-img {
            margin: 32px 0;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
        }
        .feature-img figcaption {
            font-size: 0.9rem;
            color: #4a5f73;
            margin-top: 8px;
            text-align: center;
            font-style: italic;
        }
        .insight-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            margin: 28px 0;
            border: 1px solid #e2e8f0;
        }
        .insight-card h4 {
            margin-top: 0;
        }
        .insight-card i {
            color: #d9382a;
            margin-right: 8px;
        }
        .btn-link {
            display: inline-block;
            background: #0b2a3e;
            color: #fff;
            padding: 8px 24px;
            border-radius: 40px;
            font-weight: 600;
            transition: background 0.2s, transform 0.1s;
        }
        .btn-link:hover {
            background: #d9382a;
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-link i {
            margin-right: 6px;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }
        .sidebar-module {
            background: #fff;
            border-radius: 16px;
            padding: 24px 20px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            border: 1px solid #e2e8f0;
        }
        .sidebar-module h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: #0b2a3e;
            margin-bottom: 16px;
            border-bottom: 3px solid #ffd700;
            padding-bottom: 8px;
        }
        .sidebar-module ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-module li {
            margin-bottom: 10px;
        }
        .sidebar-module li a {
            display: block;
            padding: 8px 12px;
            background: #f8fafc;
            border-radius: 10px;
            transition: background 0.2s;
            font-weight: 500;
        }
        .sidebar-module li a:hover {
            background: #ffd70020;
        }
        .sidebar-module li a i {
            color: #d9382a;
            margin-right: 10px;
            width: 20px;
            text-align: center;
        }
        .search-form {
            display: flex;
            gap: 8px;
            margin-top: 8px;
        }
        .search-form input {
            flex: 1;
            padding: 10px 16px;
            border: 2px solid #dce1e8;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
        }
        .search-form input:focus {
            border-color: #0b2a3e;
        }
        .search-form button {
            background: #0b2a3e;
            color: #fff;
            border: none;
            padding: 10px 20px;
            border-radius: 40px;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s;
        }
        .search-form button:hover {
            background: #d9382a;
        }
        .comment-area,
        .score-area {
            margin-top: 20px;
        }
        .comment-area textarea {
            width: 100%;
            padding: 14px 16px;
            border: 2px solid #dce1e8;
            border-radius: 12px;
            font-size: 1rem;
            resize: vertical;
            min-height: 100px;
            font-family: inherit;
            transition: border 0.2s;
        }
        .comment-area textarea:focus {
            border-color: #0b2a3e;
            outline: none;
        }
        .comment-area button,
        .score-area button {
            background: #0b2a3e;
            color: #fff;
            border: none;
            padding: 10px 28px;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            margin-top: 8px;
        }
        .comment-area button:hover,
        .score-area button:hover {
            background: #d9382a;
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            cursor: pointer;
            color: #dce1e8;
            transition: color 0.15s;
            margin: 8px 0;
        }
        .star-rating i.active {
            color: #ffd700;
        }
        .star-rating i:hover,
        .star-rating i.hover {
            color: #ffd700;
        }
        friend-link {
            display: block;
            background: #f0f4fa;
            border-radius: 16px;
            padding: 24px 28px;
            margin: 40px 0 24px;
            border: 1px solid #dce1e8;
        }
        friend-link h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: #0b2a3e;
            margin-bottom: 16px;
        }
        friend-link ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            padding: 0;
            margin: 0;
        }
        friend-link li a {
            font-weight: 500;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            transition: border 0.2s;
        }
        friend-link li a:hover {
            border-bottom-color: #d9382a;
        }
        .site-footer {
            background: #0b2a3e;
            color: #cbd5e1;
            padding: 32px 0 24px;
            margin-top: 32px;
            border-top: 4px solid #ffd700;
        }
        .site-footer .container {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
            text-align: center;
        }
        .site-footer .copyright {
            font-size: 0.9rem;
            letter-spacing: 0.3px;
        }
        .site-footer .copyright i {
            color: #ffd700;
            margin: 0 4px;
        }
        .site-footer a {
            color: #ffd700;
        }
        .site-footer a:hover {
            text-decoration: underline;
        }
        @media (max-width: 900px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .sidebar {
                order: 2;
            }
            .hero h1 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #0f3a52;
                padding: 16px 0 20px;
                border-radius: 0 0 16px 16px;
                margin-top: 12px;
                gap: 4px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 20px;
                width: 100%;
                text-align: center;
            }
            .hero h1 {
                font-size: 1.7rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .my-logo {
                font-size: 1.4rem;
                padding: 4px 14px;
            }
            .breadcrumb ol {
                font-size: 0.8rem;
            }
            .main-content h2 {
                font-size: 1.6rem;
            }
            .main-content h3 {
                font-size: 1.3rem;
            }
            .header-inner {
                align-items: center;
            }
            friend-link ul {
                flex-direction: column;
                gap: 6px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            .hero h1 {
                font-size: 1.4rem;
            }
            .star-rating {
                font-size: 1.4rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
        }
        hr.divider {
            border: none;
            height: 2px;
            background: linear-gradient(to right, #ffd700, transparent);
            margin: 32px 0;
        }
        .tag-badge {
            display: inline-block;
            background: #ffd70020;
            color: #0b2a3e;
            padding: 2px 14px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
        }