* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0f172a;
            color: #e2e8f0;
            line-height: 1.8;
            overflow-x: hidden;
        }
        a {
            color: #60a5fa;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #93c5fd;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #fbbf24, #f59e0b);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: #f59e0b;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0;
            position: relative;
        }
        .desktop-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: #f59e0b;
            transition: width 0.3s ease;
        }
        .desktop-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #f59e0b;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: #1e293b;
            flex-direction: column;
            padding: 1rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.3);
            border-top: 2px solid #f59e0b;
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav ul {
            list-style: none;
            width: 100%;
        }
        .mobile-nav li {
            padding: 0.8rem 0;
            border-bottom: 1px solid #334155;
        }
        .mobile-nav a {
            display: block;
            font-size: 1.1rem;
            font-weight: 600;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #94a3b8;
            border-bottom: 1px solid #334155;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: #cbd5e1;
        }
        .breadcrumb span {
            margin: 0 8px;
        }
        .search-container {
            background: #1e293b;
            padding: 2rem;
            border-radius: 12px;
            margin: 2rem 0;
            text-align: center;
            border: 2px solid #334155;
        }
        .search-container h2 {
            margin-bottom: 1rem;
            color: #fbbf24;
        }
        .search-box {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-box input {
            flex: 1;
            padding: 1rem 1.5rem;
            border: none;
            border-radius: 8px 0 0 8px;
            background-color: #334155;
            color: #e2e8f0;
            font-size: 1rem;
        }
        .search-box button {
            padding: 1rem 1.8rem;
            background: linear-gradient(90deg, #f59e0b, #d97706);
            border: none;
            border-radius: 0 8px 8px 0;
            color: white;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .search-box button:hover {
            background: linear-gradient(90deg, #d97706, #b45309);
        }
        main {
            padding: 2rem 0;
        }
        article {
            background: rgba(30, 41, 59, 0.7);
            border-radius: 16px;
            padding: 2.5rem;
            margin-bottom: 2rem;
            border: 1px solid #475569;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }
        h1 {
            font-size: 2.8rem;
            color: #fbbf24;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-align: center;
        }
        h2 {
            font-size: 2rem;
            color: #60a5fa;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #475569;
        }
        h3 {
            font-size: 1.5rem;
            color: #34d399;
            margin: 1.8rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            color: #cbd5e1;
            text-align: justify;
        }
        .intro {
            font-size: 1.2rem;
            background: rgba(59, 130, 246, 0.1);
            padding: 1.5rem;
            border-left: 5px solid #3b82f6;
            border-radius: 0 8px 8px 0;
            margin-bottom: 2.5rem;
        }
        .highlight {
            background-color: rgba(251, 191, 36, 0.15);
            padding: 1.5rem;
            border-radius: 10px;
            margin: 1.5rem 0;
            border: 1px solid rgba(251, 191, 36, 0.3);
        }
        .highlight p {
            margin-bottom: 0;
        }
        .image-container {
            margin: 2.5rem auto;
            text-align: center;
            max-width: 900px;
        }
        .image-container img {
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            border: 3px solid #475569;
            transition: transform 0.5s ease;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .image-caption {
            margin-top: 0.8rem;
            font-style: italic;
            color: #94a3b8;
            font-size: 0.95rem;
        }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.8rem;
            color: #cbd5e1;
        }
        strong {
            color: #fbbf24;
            font-weight: 700;
        }
        em {
            color: #93c5fd;
        }
        .quote {
            font-size: 1.3rem;
            color: #86efac;
            font-style: italic;
            text-align: center;
            padding: 2rem;
            background: rgba(34, 197, 94, 0.1);
            border-radius: 12px;
            margin: 2.5rem 0;
            position: relative;
        }
        .quote::before, .quote::after {
            content: '"';
            font-size: 3rem;
            color: #22c55e;
            opacity: 0.5;
            position: absolute;
        }
        .quote::before {
            top: 10px;
            left: 20px;
        }
        .quote::after {
            bottom: 10px;
            right: 20px;
        }
        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .strategy-card {
            background: #1e293b;
            padding: 1.5rem;
            border-radius: 10px;
            border: 1px solid #475569;
            transition: all 0.3s ease;
        }
        .strategy-card:hover {
            transform: translateY(-8px);
            border-color: #f59e0b;
            box-shadow: 0 10px 20px rgba(245, 158, 11, 0.2);
        }
        .strategy-card h4 {
            color: #f59e0b;
            margin-bottom: 0.8rem;
            font-size: 1.3rem;
        }
        .interaction-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .comment-box, .rating-box {
            background: #1e293b;
            padding: 2rem;
            border-radius: 12px;
            border: 1px solid #475569;
        }
        .comment-box h3, .rating-box h3 {
            color: #fbbf24;
            margin-top: 0;
        }
        .comment-form textarea, .comment-form input, .rating-form select {
            width: 100%;
            padding: 1rem;
            margin-bottom: 1rem;
            background-color: #334155;
            border: 1px solid #475569;
            border-radius: 8px;
            color: #e2e8f0;
            font-size: 1rem;
        }
        .comment-form button, .rating-form button {
            padding: 1rem 2rem;
            background: linear-gradient(90deg, #10b981, #059669);
            border: none;
            border-radius: 8px;
            color: white;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s ease;
            width: 100%;
        }
        .comment-form button:hover, .rating-form button:hover {
            background: linear-gradient(90deg, #059669, #047857);
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 1.5rem 0;
            font-size: 2rem;
            color: #fbbf24;
        }
        .stars i {
            cursor: pointer;
            transition: transform 0.2s;
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .footer-links {
            background: #1e293b;
            padding: 3rem 0;
            border-top: 3px solid #334155;
            border-bottom: 3px solid #334155;
        }
        .web-link {
            background: rgba(71, 85, 105, 0.5);
            margin-bottom: 1rem;
            padding: 1rem 1.5rem;
            border-radius: 8px;
            transition: background 0.3s ease, padding-left 0.3s ease;
        }
        .web-link:hover {
            background: rgba(71, 85, 105, 0.8);
            padding-left: 2rem;
        }
        .web-link a {
            color: #cbd5e1;
            font-size: 1.05rem;
            display: block;
        }
        footer {
            text-align: center;
            padding: 2rem 0;
            color: #94a3b8;
            font-size: 0.95rem;
        }
        .copyright {
            margin-top: 1rem;
            padding-top: 1rem;
            border-top: 1px solid #334155;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            article {
                padding: 1.5rem;
            }
            .header-content {
                flex-wrap: wrap;
            }
            .strategy-grid, .interaction-section {
                grid-template-columns: 1fr;
            }
            .search-box {
                flex-direction: column;
            }
            .search-box input, .search-box button {
                width: 100%;
                border-radius: 8px;
                margin-bottom: 10px;
            }
        }