* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background: linear-gradient(135deg, #0c1a2d 0%, #1a3a5f 100%);
            color: #e0e0e0;
            line-height: 1.8;
            overflow-x: hidden;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #74c0fc;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: rgba(12, 26, 45, 0.95);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ffd700, #ff6b00);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .logo a:hover {
            opacity: 0.9;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: #b3d9ff;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        nav a:hover {
            background: rgba(77, 171, 247, 0.1);
            color: #ffffff;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #ffd700;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #a0aec0;
        }
        .breadcrumb a {
            color: #a0aec0;
        }
        .breadcrumb a:hover {
            color: #ffffff;
        }
        main {
            padding: 2rem 0;
            background: rgba(26, 40, 58, 0.8);
            border-radius: 15px;
            margin: 1rem auto;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
        }
        article {
            padding: 0 2rem;
        }
        h1, h2, h3 {
            color: #ffd700;
            margin-top: 2rem;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            border-bottom: 3px solid #ff6b00;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2.2rem;
            border-left: 5px solid #4dabf7;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.8rem;
            color: #74c0fc;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: rgba(255, 215, 0, 0.1);
            border-left: 4px solid #ffd700;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 10px 10px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.5rem;
        }
        .term {
            font-weight: bold;
            color: #ffd700;
        }
        .image-container {
            margin: 2.5rem auto;
            text-align: center;
            max-width: 800px;
        }
        .image-container img {
            border-radius: 12px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.7);
            border: 3px solid #2d4a6e;
        }
        .image-caption {
            font-style: italic;
            color: #a0aec0;
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        .form-section {
            background: rgba(18, 33, 52, 0.9);
            padding: 2rem;
            border-radius: 12px;
            margin: 3rem 0;
            border: 1px solid #2d4a6e;
        }
        .form-section h2 {
            border: none;
            text-align: center;
            color: #4dabf7;
        }
        .form-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        label {
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #b3d9ff;
        }
        input, textarea, select {
            padding: 0.9rem;
            background: #1a2d42;
            border: 1px solid #3a506b;
            border-radius: 8px;
            color: #e0e0e0;
            font-size: 1rem;
            transition: border 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, #ff6b00, #ff8c00);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 8px;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.7rem;
        }
        button:hover {
            background: linear-gradient(90deg, #ff8c00, #ffa94d);
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(255, 107, 0, 0.4);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            font-size: 2rem;
            color: #ccc;
            cursor: pointer;
            margin: 1rem 0;
        }
        .stars .active {
            color: #ffd700;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 3rem 0;
            padding: 2rem;
            background: rgba(12, 26, 45, 0.9);
            border-radius: 12px;
        }
        .web-link {
            background: rgba(42, 67, 101, 0.6);
            padding: 1.2rem;
            border-radius: 8px;
            transition: transform 0.3s, background 0.3s;
        }
        .web-link:hover {
            background: rgba(77, 171, 247, 0.15);
            transform: translateY(-5px);
        }
        .web-link a {
            color: #b3d9ff;
            font-weight: 600;
            display: block;
        }
        .web-link a:hover {
            color: #ffffff;
        }
        footer {
            text-align: center;
            padding: 2rem;
            background: rgba(8, 18, 33, 0.95);
            color: #a0aec0;
            font-size: 0.95rem;
            border-top: 1px solid #2d4a6e;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 2rem; }
            nav ul {
                gap: 1rem;
            }
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(18, 33, 52, 0.98);
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem;
                border-radius: 0 0 12px 12px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.5);
            }
            nav ul.active {
                display: flex;
            }
            nav a {
                padding: 1rem;
                justify-content: center;
            }
            article {
                padding: 0 1rem;
            }
            .form-grid {
                grid-template-columns: 1fr;
            }
            .web-links {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            .logo { font-size: 1.8rem; }
            .web-links {
                grid-template-columns: 1fr;
            }
        }