*,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #0a1e3c;
            --accent: #c8102e;
            --gold: #d4a017;
            --light: #f4f6f9;
            --text: #1a1a2e;
            --muted: #6b7280;
            --card-bg: #ffffff;
            --radius: 12px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #fafbfc;
            color: var(--text);
            line-height: 1.75;
            font-size: 16px;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            background: linear-gradient(135deg, #0a1e3c 0%, #13294e 60%, #1a3a6b 100%);
            color: #fff;
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            letter-spacing: -0.5px;
            color: #fff;
            text-decoration: none;
            font-family: 'Segoe UI', sans-serif;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--gold);
            font-size: 1.8rem;
        }
        .my-logo span {
            font-size: 0.85rem;
            font-weight: 300;
            color: rgba(255, 255, 255, 0.7);
            display: block;
            letter-spacing: 2px;
            text-transform: uppercase;
        }
        .header-tools {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .header-search {
            position: relative;
        }
        .header-search input {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 30px;
            padding: 8px 18px 8px 40px;
            color: #fff;
            font-size: 0.9rem;
            width: 220px;
            transition: all 0.3s;
            outline: none;
        }
        .header-search input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .header-search input:focus {
            background: rgba(255, 255, 255, 0.2);
            width: 260px;
            border-color: var(--gold);
        }
        .header-search i {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
        }
        .hamburger-btn {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 1.3rem;
            padding: 8px 12px;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.3s;
        }
        .hamburger-btn:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .navbar {
            background: rgba(0, 0, 0, 0.2);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        .nav-menu {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            padding: 0;
        }
        .nav-menu li a {
            display: block;
            padding: 14px 22px;
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.9rem;
            letter-spacing: 0.5px;
            border-bottom: 3px solid transparent;
            transition: all 0.3s;
        }
        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: #fff;
            border-bottom-color: var(--gold);
        }
        @media (max-width: 768px) {
            .header-standard .header-tools {
                display: none;
            }
            .hamburger-btn {
                display: inline-block;
            }
            .navbar {
                display: none;
                position: absolute;
                left: 0;
                right: 0;
                background: var(--primary);
                box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            }
            .navbar.open {
                display: block;
            }
            .nav-menu {
                flex-direction: column;
            }
            .nav-menu li a {
                border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            }
        }
        .breadcrumb-wrap {
            background: #fff;
            border-bottom: 1px solid #e5e7eb;
            padding: 10px 0;
            font-size: 0.85rem;
            color: var(--muted);
        }
        .breadcrumb-wrap .container {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb-wrap a {
            color: var(--primary);
            text-decoration: none;
        }
        .breadcrumb-wrap a:hover {
            text-decoration: underline;
        }
        .hero-section {
            background: linear-gradient(135deg, #0a1e3c 0%, #1a3a6b 100%);
            color: #fff;
            padding: 70px 0 50px;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(212, 160, 23, 0.15) 0%, transparent 70%);
            border-radius: 50%;
        }
        .hero-content {
            max-width: 850px;
            position: relative;
            z-index: 2;
        }
        .hero-tag {
            display: inline-block;
            background: var(--accent);
            padding: 5px 16px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 20px;
        }
        .hero-section h1 {
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: -1px;
        }
        .hero-section h1 span {
            color: var(--gold);
        }
        .hero-meta {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 16px;
        }
        .hero-meta i {
            margin-right: 6px;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            padding: 50px 0;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            background: #fff;
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
        }
        @media (max-width: 768px) {
            .main-content {
                padding: 20px;
            }
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .widget {
            background: #fff;
            border-radius: var(--radius);
            padding: 24px;
            margin-bottom: 24px;
            box-shadow: var(--shadow);
        }
        .widget-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light);
            color: var(--primary);
        }
        .widget-links {
            list-style: none;
        }
        .widget-links li {
            margin-bottom: 8px;
        }
        .widget-links a {
            color: var(--primary);
            text-decoration: none;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s;
        }
        .widget-links a:hover {
            color: var(--accent);
            padding-left: 5px;
        }
        .widget-links i {
            color: var(--gold);
            font-size: 0.75rem;
            width: 16px;
        }
        .article-content h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            margin: 50px 0 20px;
            padding-bottom: 12px;
            border-bottom: 3px solid var(--light);
            line-height: 1.3;
            letter-spacing: -0.5px;
        }
        .article-content h2::before {
            content: '▍';
            color: var(--accent);
            margin-right: 8px;
        }
        .article-content h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
            margin: 36px 0 14px;
            line-height: 1.4;
        }
        .article-content h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: #333;
            margin: 24px 0 10px;
        }
        .article-content p {
            margin-bottom: 20px;
            font-size: 1rem;
            line-height: 1.9;
            color: #2d2d3d;
        }
        .article-content ul,
        .article-content ol {
            margin: 0 0 20px 24px;
        }
        .article-content li {
            margin-bottom: 8px;
            line-height: 1.7;
        }
        .article-content img {
            max-width: 100%;
            border-radius: var(--radius);
            margin: 24px 0;
            box-shadow: var(--shadow);
        }
        .article-content blockquote {
            border-left: 4px solid var(--accent);
            background: var(--light);
            padding: 16px 24px;
            margin: 24px 0;
            border-radius: 0 8px 8px 0;
            font-style: italic;
            color: #333;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 0.9rem;
        }
        .article-content table th,
        .article-content table td {
            border: 1px solid #e5e7eb;
            padding: 12px;
            text-align: left;
        }
        .article-content table th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }
        .article-content table tr:nth-child(even) {
            background: var(--light);
        }
        .last-updated {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--light);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            color: var(--muted);
            margin-bottom: 24px;
        }
        .feedback-section {
            margin-top: 50px;
            padding-top: 40px;
            border-top: 1px solid #e5e7eb;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 6px;
            font-weight: 600;
            font-size: 0.9rem;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 10px 14px;
            border: 1px solid #d1d5db;
            border-radius: 8px;
            font-size: 0.95rem;
            transition: border-color 0.3s;
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(10, 30, 60, 0.1);
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .btn-submit {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 30px;
            border-radius: 30px;
            cursor: pointer;
            font-size: 0.95rem;
            font-weight: 600;
            transition: all 0.3s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-submit:hover {
            background: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(200, 16, 46, 0.3);
        }
        .rating-stars {
            display: flex;
            gap: 8px;
            font-size: 1.6rem;
            color: #d1d5db;
            cursor: pointer;
        }
        .rating-stars .fa-star.active {
            color: var(--gold);
        }
        .comment-item {
            background: var(--light);
            border-radius: 8px;
            padding: 16px;
            margin-bottom: 12px;
            border-left: 4px solid var(--gold);
        }
        .comment-item .comment-author {
            font-weight: 600;
            font-size: 0.9rem;
        }
        .comment-item .comment-date {
            font-size: 0.8rem;
            color: var(--muted);
            margin-left: 10px;
        }
        .comment-item p {
            margin-top: 8px;
            font-size: 0.9rem;
        }
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.7);
            padding: 40px 0 0;
            margin-top: 60px;
        }
        .site-footer .container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            padding-bottom: 30px;
        }
        .site-footer h3 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 14px;
            letter-spacing: 1px;
            text-transform: uppercase;
        }
        .site-footer a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            display: block;
            margin-bottom: 6px;
            font-size: 0.9rem;
            transition: color 0.3s;
        }
        .site-footer a:hover {
            color: var(--gold);
        }
        friend-link {
            display: block;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.9rem;
        }
        .copyright {
            background: rgba(0, 0, 0, 0.3);
            text-align: center;
            padding: 16px 0;
            font-size: 0.85rem;
        }
        .copyright a {
            color: var(--gold);
            text-decoration: none;
        }
        .callout-box {
            background: linear-gradient(135deg, var(--light), #eef2f7);
            border-left: 4px solid var(--accent);
            padding: 24px;
            border-radius: 0 12px 12px 0;
            margin: 30px 0;
        }
        .callout-box h4 {
            margin-top: 0;
            color: var(--primary);
        }
        .two-col-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin: 20px 0;
        }
        @media (max-width: 768px) {
            .two-col-list {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .hero-section h1 {
                font-size: 1.8rem;
            }
            .header-search {
                display: none;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }
            .main-content {
                padding: 16px;
            }
            .article-content h2 {
                font-size: 1.5rem;
            }
        }