* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Arial', sans-serif;
        }
        body {
            background-color: #0f172a;
            color: #f1f5f9;
            line-height: 1.8;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #60a5fa;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #38bdf8;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #fbbf24, #f59e0b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 1px;
        }
        .logo a:hover {
            opacity: 0.9;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fbbf24;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .nav-menu {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-menu li a {
            font-size: 1.1rem;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-menu li a:hover {
            background-color: #334155;
            color: #38bdf8;
            transform: translateY(-2px);
        }
        .breadcrumb {
            margin-top: 1rem;
            font-size: 0.9rem;
            color: #94a3b8;
        }
        .breadcrumb a {
            color: #cbd5e1;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            flex: 1;
            padding: 2rem 0;
        }
        .article-header {
            text-align: center;
            margin-bottom: 3rem;
            padding: 2rem;
            background: linear-gradient(90deg, #1e293b, #334155);
            border-radius: 12px;
            box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
        }
        h1 {
            font-size: 3rem;
            color: #fbbf24;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .article-meta {
            color: #94a3b8;
            font-size: 1rem;
            margin-top: 1rem;
        }
        .content-section {
            background-color: #1e293b;
            border-radius: 12px;
            padding: 2.5rem;
            margin-bottom: 2.5rem;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
            border-left: 5px solid #f59e0b;
        }
        h2 {
            font-size: 2.2rem;
            color: #60a5fa;
            margin-bottom: 1.5rem;
            border-bottom: 2px dashed #475569;
            padding-bottom: 0.5rem;
        }
        h3 {
            font-size: 1.8rem;
            color: #38bdf8;
            margin: 1.8rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.15rem;
            text-align: justify;
        }
        .highlight {
            background-color: #334155;
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 4px solid #10b981;
            margin: 2rem 0;
        }
        .highlight p {
            margin-bottom: 0;
            font-weight: bold;
            color: #d1fae5;
        }
        emoji {
            font-size: 1.3em;
            margin-right: 8px;
            vertical-align: middle;
        }
        .feature-img {
            width: 80%;
            margin: 2.5rem auto;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
            transition: transform 0.4s ease;
        }
        .feature-img:hover {
            transform: scale(1.02);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #94a3b8;
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        .interactive-box {
            background: linear-gradient(135deg, #0f766e, #0d9488);
            padding: 2rem;
            border-radius: 12px;
            margin: 3rem 0;
            box-shadow: 0 8px 20px rgba(6, 182, 212, 0.3);
        }
        .interactive-box h3 {
            color: #ccfbf1;
            text-align: center;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #f0fdfa;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.9rem;
            border-radius: 8px;
            border: 2px solid #5eead4;
            background-color: #f0fdfa;
            color: #134e4a;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #14b8a6;
            box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.3);
        }
        button {
            background: linear-gradient(90deg, #f59e0b, #fbbf24);
            color: #0f172a;
            border: none;
            padding: 1rem 2rem;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        button:hover {
            background: linear-gradient(90deg, #fbbf24, #fcd34d);
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(245, 158, 11, 0.4);
        }
        .rating {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 1rem 0;
        }
        .rating input {
            display: none;
        }
        .rating label {
            font-size: 2rem;
            color: #cbd5e1;
            cursor: pointer;
            transition: color 0.3s;
        }
        .rating input:checked ~ label,
        .rating label:hover,
        .rating label:hover ~ label {
            color: #fbbf24;
        }
        .internal-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 3rem 0;
            padding: 2rem;
            background-color: #1e293b;
            border-radius: 12px;
        }
        .web-link {
            background-color: #334155;
            padding: 1rem;
            border-radius: 8px;
            border-left: 4px solid #60a5fa;
            transition: transform 0.3s ease, background-color 0.3s;
        }
        .web-link:hover {
            background-color: #475569;
            transform: translateX(5px);
        }
        .web-link a {
            color: #f1f5f9;
            font-weight: 500;
            display: block;
        }
        footer {
            background-color: #0f172a;
            padding: 2rem 0;
            text-align: center;
            border-top: 2px solid #334155;
            margin-top: 3rem;
        }
        .copyright {
            color: #94a3b8;
            font-size: 0.95rem;
            margin-top: 1rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: #1e293b;
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem;
                border-radius: 0 0 12px 12px;
                box-shadow: 0 10px 15px rgba(0, 0, 0, 0.5);
            }
            .nav-menu.active {
                display: flex;
            }
            .nav-menu li {
                width: 100%;
            }
            .nav-menu li a {
                justify-content: center;
                padding: 1rem;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            .content-section {
                padding: 1.5rem;
            }
            .feature-img {
                width: 100%;
            }
            .internal-links {
                grid-template-columns: 1fr;
            }
        }