* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background: linear-gradient(135deg, #0a0a2a 0%, #1a1a3a 100%);
            color: #f0f0f0;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s ease, text-shadow 0.3s ease;
        }
        a:hover {
            color: #74c0fc;
            text-shadow: 0 0 8px rgba(116, 192, 252, 0.5);
        }
        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: rgba(10, 10, 35, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 2px solid #2d2d5a;
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Impact', 'Arial Black', sans-serif;
            font-size: 2rem;
            background: linear-gradient(90deg, #ff6b6b, #4ecdc4, #45b7d1);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            font-weight: 900;
            letter-spacing: 1.5px;
            text-transform: uppercase;
        }
        .my-logo:hover {
            animation: logo-glow 1.5s ease infinite alternate;
        }
        @keyframes logo-glow {
            from { filter: drop-shadow(0 0 5px rgba(255, 107, 107, 0.7)); }
            to { filter: drop-shadow(0 0 15px rgba(78, 205, 196, 0.9)); }
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        nav a {
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 5px;
        }
        nav a:hover, nav a.active {
            background: rgba(77, 171, 247, 0.15);
            color: #a5d8ff;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #4dabf7;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: #aaa;
            border-bottom: 1px solid #333;
            margin-bottom: 30px;
        }
        .breadcrumb a {
            color: #aaa;
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        main {
            padding: 40px 0;
            background: rgba(20, 20, 40, 0.7);
            min-height: 100vh;
        }
        article {
            background: rgba(25, 25, 50, 0.8);
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            margin-bottom: 40px;
        }
        h1 {
            font-size: 3.2rem;
            background: linear-gradient(90deg, #ffa94d, #ff6b6b);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 25px;
            line-height: 1.2;
            text-align: center;
            border-bottom: 3px solid #2d2d5a;
            padding-bottom: 20px;
        }
        h2 {
            font-size: 2.4rem;
            color: #4ecdc4;
            margin: 40px 0 20px;
            padding-left: 10px;
            border-left: 5px solid #ffa94d;
        }
        h3 {
            font-size: 1.8rem;
            color: #74c0fc;
            margin: 30px 0 15px;
        }
        h4 {
            font-size: 1.4rem;
            color: #d0bfff;
            margin: 25px 0 12px;
        }
        p {
            margin-bottom: 22px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            color: #ffe066;
            font-weight: 500;
            padding: 15px;
            background: rgba(255, 224, 102, 0.08);
            border-left: 4px solid #ffe066;
            border-radius: 0 8px 8px 0;
            margin-bottom: 30px;
        }
        .highlight-box {
            background: linear-gradient(145deg, rgba(45, 45, 90, 0.9), rgba(20, 20, 50, 0.9));
            border: 1px solid #4dabf7;
            border-radius: 10px;
            padding: 25px;
            margin: 30px 0;
            box-shadow: inset 0 0 15px rgba(77, 171, 247, 0.2);
        }
        .img-container {
            margin: 35px auto;
            text-align: center;
            max-width: 800px;
        }
        .img-container img {
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.7);
            transition: transform 0.5s ease;
        }
        .img-container img:hover {
            transform: scale(1.02);
        }
        .caption {
            font-style: italic;
            color: #aaa;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .interactive-module {
            background: rgba(30, 30, 60, 0.9);
            border-radius: 12px;
            padding: 30px;
            margin: 40px 0;
            border: 1px solid #444;
        }
        .module-title {
            display: flex;
            align-items: center;
            gap: 15px;
            color: #ffa94d;
            font-size: 1.8rem;
            margin-bottom: 25px;
        }
        .module-title i {
            font-size: 2rem;
        }
        form {
            display: grid;
            gap: 20px;
        }
        input, textarea, select {
            width: 100%;
            padding: 15px;
            background: rgba(10, 10, 30, 0.8);
            border: 1px solid #555;
            border-radius: 8px;
            color: #fff;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #4dabf7;
            box-shadow: 0 0 0 3px rgba(77, 171, 247, 0.2);
        }
        button {
            background: linear-gradient(90deg, #339af0, #228be6);
            color: white;
            border: none;
            padding: 16px 30px;
            border-radius: 8px;
            font-weight: bold;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            justify-self: start;
        }
        button:hover {
            background: linear-gradient(90deg, #228be6, #1c7ed6);
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(34, 139, 230, 0.4);
        }
        .star-rating {
            display: flex;
            gap: 10px;
            font-size: 2rem;
            color: #555;
            margin: 15px 0;
        }
        .star-rating label {
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: #ffd43b;
        }
        footer {
            background: rgba(10, 10, 30, 0.98);
            padding: 50px 0 30px;
            border-top: 2px solid #2d2d5a;
            text-align: center;
        }
        friend-link {
            display: block;
            margin: 25px 0;
            font-size: 1.2rem;
        }
        friend-link a {
            color: #a5d8ff;
            margin: 0 15px;
            padding: 8px 15px;
            border: 1px solid #444;
            border-radius: 6px;
            background: rgba(30, 30, 60, 0.7);
        }
        friend-link a:hover {
            background: rgba(77, 171, 247, 0.2);
            border-color: #4dabf7;
        }
        .copyright {
            margin-top: 40px;
            padding-top: 25px;
            border-top: 1px solid #333;
            color: #888;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2.1rem; }
            h3 { font-size: 1.6rem; }
            article { padding: 30px; }
        }
        @media (max-width: 768px) {
            .header-container { flex-wrap: wrap; }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(15, 15, 35, 0.98);
                position: absolute;
                top: 100%;
                left: 0;
                padding: 20px;
                border-top: 1px solid #333;
                box-shadow: 0 10px 20px rgba(0,0,0,0.5);
            }
            nav ul.active { display: flex; }
            .hamburger { display: block; }
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.9rem; }
            article { padding: 25px 20px; }
            .interactive-module { padding: 25px 20px; }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            .my-logo { font-size: 1.6rem; }
            .lead { font-size: 1.1rem; }
        }
        .text-center { text-align: center; }
        .mb-30 { margin-bottom: 30px; }
        .mt-40 { margin-top: 40px; }
        .emoji { font-size: 1.2em; }