* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #222;
            background-color: #f8f9fa;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 15px;
        }
        img { max-width: 100%; height: auto; display: block; }
        h1, h2, h3, h4 { color: #1a365d; margin-bottom: 0.8rem; font-weight: 600; }
        h1 { font-size: 2.5rem; border-bottom: 3px solid #2d7dd2; padding-bottom: 10px; margin-top: 1.5rem; }
        h2 { font-size: 1.8rem; margin-top: 2.2rem; padding-left: 10px; border-left: 5px solid #2d7dd2; }
        h3 { font-size: 1.4rem; margin-top: 1.8rem; }
        h4 { font-size: 1.1rem; margin-top: 1.5rem; }
        p, li { margin-bottom: 1rem; font-size: 1.05rem; }
        a { color: #2d7dd2; text-decoration: none; transition: color 0.3s; }
        a:hover { color: #1a365d; text-decoration: underline; }
        strong { color: #1a365d; }
        .lead { font-size: 1.2rem; color: #444; font-weight: 500; }
        .container { width: 100%; }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            margin-top: 2rem;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        .site-header {
            background: linear-gradient(135deg, #1a365d 0%, #2d7dd2 100%);
            color: white;
            padding: 1.5rem 0;
            border-radius: 0 0 10px 10px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            margin-bottom: 2rem;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo a {
            color: white;
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
        }
        .logo .fa-bomb { margin-right: 10px; font-size: 1.8rem; }
        .search-form {
            display: flex;
            min-width: 250px;
        }
        .search-form input {
            flex-grow: 1;
            padding: 10px 15px;
            border: none;
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
        }
        .search-form button {
            background: #ff9a00;
            color: white;
            border: none;
            padding: 10px 20px;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-form button:hover { background: #e68900; }
        .main-nav {
            background-color: #2b4c7e;
            border-radius: 8px;
            margin-top: 1.5rem;
            position: relative;
        }
        .nav-list {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
        }
        .nav-list li { flex: 1; text-align: center; min-width: 120px; }
        .nav-list a {
            color: white;
            display: block;
            padding: 16px 10px;
            font-weight: 500;
            border-radius: 8px;
            transition: all 0.3s;
        }
        .nav-list a:hover, .nav-list a.active {
            background-color: #1a365d;
            text-decoration: none;
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 10px;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .nav-list {
                flex-direction: column;
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #2b4c7e;
                z-index: 1000;
                border-radius: 0 0 8px 8px;
            }
            .nav-list.active { display: flex; }
            .nav-list li { min-width: auto; }
        }
        .info-box, .card {
            background: white;
            border-radius: 10px;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
            box-shadow: 0 3px 10px rgba(0,0,0,0.08);
            border: 1px solid #e1e5eb;
        }
        .info-box h3 { margin-top: 0; }
        .card-header {
            background: #1a365d;
            color: white;
            padding: 12px 1.5rem;
            margin: -1.5rem -1.5rem 1.5rem;
            border-radius: 10px 10px 0 0;
            display: flex;
            align-items: center;
        }
        .card-header i { margin-right: 10px; }
        .responsive-table {
            overflow-x: auto;
            margin-bottom: 1.5rem;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
        }
        th, td {
            padding: 12px 15px;
            text-align: left;
            border-bottom: 1px solid #ddd;
        }
        th { background-color: #f1f5f9; color: #1a365d; font-weight: 600; }
        tr:hover { background-color: #f8fafc; }
        .btn {
            display: inline-block;
            background: #2d7dd2;
            color: white;
            padding: 12px 24px;
            border-radius: 6px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            text-align: center;
            transition: all 0.3s;
            min-height: 44px;
            min-width: 44px;
        }
        .btn:hover {
            background: #1a365d;
            text-decoration: none;
            transform: scale(1.03);
        }
        .btn-warning { background: #ff9a00; }
        .btn-warning:hover { background: #e68900; }
        .btn-block { display: block; width: 100%; }
        .sidebar .info-box:first-child { background: #e8f4fc; border-left: 5px solid #2d7dd2; }
        .rating-widget, .comment-form {
            margin-top: 2rem;
        }
        .stars {
            display: flex;
            gap: 5px;
            margin: 10px 0;
        }
        .star {
            font-size: 1.8rem;
            color: #ccc;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star.active, .star:hover { color: #ff9a00; }
        textarea, input[type="text"], input[type="email"] {
            width: 100%;
            padding: 12px;
            margin-bottom: 15px;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-size: 1rem;
        }
        .social-share {
            display: flex;
            gap: 10px;
            margin: 2rem 0;
            justify-content: center;
        }
        .social-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.2rem;
            transition: transform 0.3s;
        }
        .social-icon:hover { transform: translateY(-3px); }
        .facebook { background: #3b5998; }
        .twitter { background: #1da1f2; }
        .reddit { background: #ff4500; }
        .back-to-top {
            position: fixed;
            bottom: 25px;
            right: 25px;
            background: #1a365d;
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s;
            z-index: 999;
        }
        .back-to-top.visible {
            opacity: 0.8;
            visibility: visible;
        }
        .back-to-top:hover { opacity: 1; }
        .site-footer {
            background: #1a365d;
            color: #cbd5e0;
            padding: 2.5rem 0;
            margin-top: 3rem;
            border-radius: 10px 10px 0 0;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .footer-section h3 { color: white; border-bottom: 2px solid #2d7dd2; padding-bottom: 8px; }
        .friend-links { display: flex; flex-direction: column; gap: 8px; margin-top: 1rem; }
        .friend-links a { color: #90cdf4; }
        .copyright {
            text-align: center;
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid #2d7dd2;
            font-size: 0.9rem;
            color: #a0aec0;
        }
        .text-center { text-align: center; }
        .mt-2 { margin-top: 2rem; }
        .mb-2 { margin-bottom: 2rem; }
        .p-2 { padding: 2rem; }
        .bg-light { background-color: #f1f5f9; }
        .border { border: 1px solid #e1e5eb; }
        .rounded { border-radius: 8px; }
        .emoji { font-size: 1.2em; }
        @media (max-width: 768px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            .header-top { flex-direction: column; gap: 1rem; }
            .search-form { width: 100%; }
            .btn { padding: 14px 20px; }
            .social-share { flex-wrap: wrap; }
        }