* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #f5f7fa;
            color: #1e1e2f;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        a {
            color: #0056a7;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #ff7c1a;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #0b1a2e, #1a3a5c);
            color: #fff;
            padding: 18px 0;
            border-bottom: 4px solid #ff7c1a;
            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: 1.9rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #ffd700;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
            transition: transform 0.2s;
        }
        .my-logo:hover {
            transform: scale(1.02);
            color: #fff5b0;
            text-decoration: none;
        }
        .my-logo i {
            color: #ff7c1a;
            margin-right: 8px;
        }
        nav.main-nav {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        nav.main-nav a {
            color: #e0e8f0;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 30px;
            transition: background 0.2s, color 0.2s;
            font-size: 0.95rem;
        }
        nav.main-nav a:hover {
            background: #ff7c1a;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 10px;
        }
        .nav-open {
            display: flex !important;
        }
        .breadcrumb {
            background: #e9ecf0;
            padding: 10px 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #d0d5dd;
        }
        .breadcrumb ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            padding: 0;
            margin: 0;
        }
        .breadcrumb ul li+li::before {
            content: "›";
            margin-right: 8px;
            color: #888;
        }
        .breadcrumb a {
            color: #0056a7;
        }
        .breadcrumb .current {
            color: #555;
            font-weight: 600;
        }
        main {
            padding: 40px 0;
        }
        h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #0b1a2e;
            margin-bottom: 16px;
            line-height: 1.2;
            border-left: 6px solid #ff7c1a;
            padding-left: 20px;
        }
        h1 i {
            color: #ff7c1a;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #1a3a5c;
            margin-top: 48px;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid #ffd700;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #0b1a2e;
            margin-top: 32px;
            margin-bottom: 12px;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #2c3e50;
            margin-top: 24px;
            margin-bottom: 8px;
        }
        p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            color: #2d2d3f;
        }
        .featured-img {
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
            margin: 30px 0;
            width: 100%;
        }
        .update-badge {
            display: inline-block;
            background: #ff7c1a;
            color: #fff;
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 20px;
        }
        .update-badge i {
            margin-right: 6px;
        }
        .addon-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
            margin: 30px 0;
        }
        .addon-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px 20px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            transition: transform 0.2s, box-shadow 0.2s;
            border: 1px solid #eef0f4;
        }
        .addon-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
        }
        .addon-card h3 {
            margin-top: 0;
            font-size: 1.3rem;
        }
        .addon-card h3 i {
            color: #ff7c1a;
            margin-right: 8px;
        }
        .addon-card .badge {
            background: #ffd700;
            color: #1e1e2f;
            padding: 2px 12px;
            border-radius: 30px;
            font-size: 0.75rem;
            font-weight: 700;
            display: inline-block;
            margin-bottom: 10px;
        }
        .form-section {
            background: #fff;
            border-radius: 20px;
            padding: 30px 28px;
            box-shadow: 0 4px 25px rgba(0, 0, 0, 0.05);
            margin: 40px 0;
            border: 1px solid #e8ecf0;
        }
        .form-section h2 i {
            color: #ff7c1a;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            font-weight: 600;
            display: block;
            margin-bottom: 6px;
            color: #1e1e2f;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #dce0e6;
            border-radius: 10px;
            font-size: 1rem;
            transition: border 0.2s;
            background: #fafbfc;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #ff7c1a;
            outline: none;
            background: #fff;
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .btn {
            background: #ff7c1a;
            color: #fff;
            border: none;
            padding: 12px 32px;
            border-radius: 40px;
            font-size: 1.05rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn:hover {
            background: #e66900;
            transform: scale(1.02);
        }
        .btn-secondary {
            background: #1a3a5c;
        }
        .btn-secondary:hover {
            background: #0b2a44;
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #ffd700;
            cursor: pointer;
            margin: 8px 0;
        }
        .rating-stars i {
            transition: transform 0.15s;
        }
        .rating-stars i:hover {
            transform: scale(1.2);
        }
        .comment-item {
            background: #f8f9fc;
            border-radius: 14px;
            padding: 18px 22px;
            margin-bottom: 16px;
            border-left: 4px solid #ff7c1a;
        }
        .comment-item strong {
            color: #0b1a2e;
        }
        .comment-item .date {
            font-size: 0.8rem;
            color: #888;
        }
        friend-link {
            display: block;
            background: #1e2d3d;
            color: #e0e8f0;
            padding: 20px 0;
            text-align: center;
            font-size: 0.95rem;
            border-top: 3px solid #ffd700;
        }
        friend-link a {
            color: #ffd700;
            margin: 0 12px;
            font-weight: 500;
        }
        friend-link a:hover {
            color: #fff;
            text-decoration: underline;
        }
        footer {
            background: #0b1a2e;
            color: #b0c4d8;
            padding: 30px 0 20px;
            text-align: center;
            font-size: 0.9rem;
        }
        footer .copyright {
            border-top: 1px solid #2a4058;
            padding-top: 18px;
            margin-top: 18px;
            font-size: 0.85rem;
        }
        footer a {
            color: #ffd700;
        }
        footer a:hover {
            color: #fff;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            nav.main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding-top: 15px;
                gap: 6px;
            }
            nav.main-nav a {
                width: 100%;
                padding: 10px 16px;
                border-radius: 8px;
            }
            .header-inner {
                align-items: center;
            }
            h1 {
                font-size: 2rem;
                padding-left: 14px;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.25rem;
            }
            .container {
                padding: 0 14px;
            }
            .form-section {
                padding: 20px 16px;
            }
            .addon-grid {
                grid-template-columns: 1fr;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .breadcrumb ul {
                font-size: 0.8rem;
                gap: 4px 8px;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.35rem;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
            .rating-stars {
                font-size: 1.4rem;
            }
        }
        .mt-20 {
            margin-top: 20px;
        }
        .mb-20 {
            margin-bottom: 20px;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .highlight {
            background: #fffbe6;
            padding: 2px 8px;
            border-radius: 6px;
            font-weight: 600;
        }
        .emoji-big {
            font-size: 1.6rem;
            margin-right: 6px;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 24px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
        }
        th,
        td {
            padding: 14px 18px;
            text-align: left;
            border-bottom: 1px solid #eef0f4;
        }
        th {
            background: #1a3a5c;
            color: #fff;
            font-weight: 600;
        }
        tr:hover td {
            background: #f8f9fc;
        }
        .inline-link {
            font-weight: 600;
            color: #0056a7;
        }
        .inline-link:hover {
            color: #ff7c1a;
        }