* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0f0e17;
            color: #a7a9be;
            line-height: 1.8;
            font-size: 18px;
            overflow-x: hidden;
        }
        a {
            color: #ff8906;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #f25f4c;
            transform: translateY(-2px);
        }
        .site-header {
            background: linear-gradient(135deg, #121829 0%, #1a1f3a 100%);
            padding: 1.5rem 2rem;
            border-bottom: 3px solid #ff8906;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
        }
        .my-logo {
            font-size: 2.8rem;
            font-weight: 900;
            color: #fffffe;
            text-transform: uppercase;
            letter-spacing: 2px;
            background: linear-gradient(90deg, #ff8906, #f25f4c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            transition: transform 0.3s ease;
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        .nav-desktop {
            display: flex;
            gap: 2.5rem;
        }
        .nav-desktop a {
            font-size: 1.2rem;
            padding: 0.8rem 1.2rem;
            border-radius: 8px;
            background-color: #232946;
            color: #b8c1ec;
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .nav-desktop a:hover {
            background-color: #ff8906;
            color: #0f0e17;
        }
        .hamburger {
            display: none;
            font-size: 2rem;
            color: #fffffe;
            cursor: pointer;
            background: none;
            border: none;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: #1a1f3a;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1.5rem;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.7);
            z-index: 999;
        }
        .nav-mobile a {
            padding: 1.2rem;
            border-bottom: 1px solid #2e3757;
            font-size: 1.3rem;
            color: #b8c1ec;
        }
        .nav-mobile a:hover {
            background-color: #ff8906;
            color: #0f0e17;
        }
        #menu-toggle {
            display: none;
        }
        #menu-toggle:checked ~ .nav-mobile {
            display: flex;
        }
        .breadcrumb {
            background-color: #232946;
            padding: 1rem 2rem;
            margin-bottom: 2rem;
            border-radius: 0 0 12px 12px;
            max-width: 1400px;
            margin-left: auto;
            margin-right: auto;
        }
        .breadcrumb a {
            color: #b8c1ec;
            margin: 0 0.5rem;
        }
        .breadcrumb a:first-child {
            margin-left: 0;
        }
        .breadcrumb a:hover {
            color: #ff8906;
        }
        .main-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 2rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        .content-area {
            background-color: #1a1f3a;
            border-radius: 16px;
            padding: 3rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
        }
        .sidebar {
            background-color: #232946;
            border-radius: 16px;
            padding: 2rem;
            align-self: start;
            position: sticky;
            top: 140px;
        }
        h1, h2, h3, h4 {
            color: #fffffe;
            margin-bottom: 1.5rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 3.5rem;
            background: linear-gradient(90deg, #ff8906, #e53170);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-align: center;
            margin-bottom: 2rem;
            border-bottom: 4px solid #ff8906;
            padding-bottom: 1rem;
        }
        h2 {
            font-size: 2.5rem;
            color: #b8c1ec;
            margin-top: 3rem;
            border-left: 6px solid #ff8906;
            padding-left: 1rem;
        }
        h3 {
            font-size: 2rem;
            color: #a7a9be;
            margin-top: 2.5rem;
        }
        h4 {
            font-size: 1.6rem;
            color: #94a1c2;
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.8rem;
            text-align: justify;
            padding: 0.5rem 0;
        }
        strong {
            color: #fffffe;
            font-weight: 700;
        }
        em {
            color: #ff8906;
            font-style: italic;
        }
        .emoji {
            font-size: 1.5rem;
            margin-right: 0.5rem;
        }
        .highlight-box {
            background: linear-gradient(135deg, #232946 0%, #2e3757 100%);
            border-left: 6px solid #ff8906;
            padding: 2rem;
            margin: 2.5rem 0;
            border-radius: 0 12px 12px 0;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
        }
        .content-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 12px;
            margin: 2.5rem auto;
            display: block;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.8);
            border: 3px solid #ff8906;
            transition: transform 0.4s ease;
        }
        .content-image:hover {
            transform: scale(1.02);
        }
        .function-section {
            background-color: #121829;
            padding: 2.5rem;
            border-radius: 16px;
            margin-top: 3rem;
            border: 2px solid #2e3757;
        }
        .function-section h3 {
            color: #ff8906;
            text-align: center;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            margin-top: 1.5rem;
        }
        input, textarea, select {
            padding: 1.2rem;
            border-radius: 10px;
            border: 2px solid #2e3757;
            background-color: #1a1f3a;
            color: #fffffe;
            font-size: 1.1rem;
            transition: border-color 0.3s ease;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #ff8906;
        }
        button {
            padding: 1.2rem 2.5rem;
            background: linear-gradient(90deg, #ff8906, #e53170);
            color: #fffffe;
            border: none;
            border-radius: 10px;
            font-size: 1.3rem;
            font-weight: bold;
            cursor: pointer;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        button:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(255, 137, 6, 0.4);
        }
        .rating-stars {
            display: flex;
            gap: 1rem;
            justify-content: center;
            margin: 1.5rem 0;
        }
        .rating-stars i {
            font-size: 2.5rem;
            color: #2e3757;
            cursor: pointer;
            transition: color 0.3s ease;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #ff8906;
        }
        .site-footer {
            background-color: #121829;
            padding: 3rem 2rem;
            margin-top: 4rem;
            border-top: 3px solid #ff8906;
        }
        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
        }
        .footer-section h4 {
            color: #fffffe;
            border-bottom: 2px solid #ff8906;
            padding-bottom: 0.8rem;
            margin-bottom: 1.5rem;
        }
        friend-link {
            display: block;
            padding: 1rem;
            background-color: #232946;
            margin-bottom: 1rem;
            border-radius: 8px;
            color: #b8c1ec;
            border: 1px solid #2e3757;
            transition: all 0.3s ease;
        }
        friend-link:hover {
            background-color: #ff8906;
            color: #0f0e17;
            transform: translateX(10px);
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #2e3757;
            color: #94a1c2;
            font-size: 1rem;
        }
        @media (max-width: 1024px) {
            .main-container {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .sidebar {
                position: static;
                order: -1;
            }
            h1 {
                font-size: 3rem;
            }
            h2 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 2rem;
                right: 2rem;
            }
            .nav-mobile {
                display: none;
            }
            .main-container {
                padding: 1rem;
            }
            .content-area {
                padding: 2rem;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
            body {
                font-size: 16px;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .function-section {
                padding: 1.5rem;
            }
            button {
                padding: 1rem 2rem;
            }
        }