* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
            color: #e0e0e0;
            line-height: 1.8;
            font-size: 18px;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #4fc3f7;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #29b6f6;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.5);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section {
            padding: 40px 0;
            border-bottom: 1px solid #37474f;
        }
        .section:last-of-type {
            border-bottom: none;
        }
        header {
            background: rgba(15, 32, 39, 0.95);
            padding: 20px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.3);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.5rem;
            font-weight: 900;
            color: #00e5ff;
            text-transform: uppercase;
            letter-spacing: 2px;
            text-shadow: 0 0 10px #00e5ff;
            transition: all 0.3s ease;
        }
        .my-logo:hover {
            color: #18ffff;
            text-shadow: 0 0 20px #18ffff;
        }
        .breadcrumb {
            margin-top: 10px;
            font-size: 0.9rem;
            color: #b0bec5;
        }
        .breadcrumb a {
            color: #80deea;
        }
        .breadcrumb span {
            color: #cfd8dc;
        }
        .nav-container {
            display: flex;
            align-items: center;
        }
        .main-nav {
            display: flex;
            gap: 25px;
        }
        .main-nav a {
            font-weight: 600;
            padding: 8px 15px;
            border-radius: 5px;
            background: rgba(41, 182, 246, 0.1);
        }
        .main-nav a:hover {
            background: rgba(41, 182, 246, 0.3);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #00e5ff;
        }
        #nav-toggle {
            display: none;
        }
        main {
            flex: 1;
            padding: 30px 0;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 30px;
        }
        article {
            background: rgba(30, 45, 60, 0.7);
            padding: 30px;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.4);
        }
        h1 {
            font-size: 3.2rem;
            color: #00e5ff;
            margin-bottom: 20px;
            text-align: center;
            text-shadow: 0 0 15px #007bbf;
            border-bottom: 3px solid #007bbf;
            padding-bottom: 15px;
        }
        h2 {
            font-size: 2.5rem;
            color: #4fc3f7;
            margin: 30px 0 15px;
            padding-left: 10px;
            border-left: 5px solid #4fc3f7;
        }
        h3 {
            font-size: 2rem;
            color: #81d4fa;
            margin: 25px 0 10px;
        }
        h4 {
            font-size: 1.6rem;
            color: #b3e5fc;
            margin: 20px 0 10px;
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
            padding: 0 10px;
        }
        .highlight {
            background: rgba(255, 193, 7, 0.2);
            border-left: 4px solid #ffc107;
            padding: 15px;
            margin: 20px 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .last-updated {
            text-align: right;
            font-style: italic;
            color: #b0bec5;
            margin-top: 30px;
            padding-top: 15px;
            border-top: 1px dashed #546e7a;
        }
        .form-section {
            background: rgba(25, 40, 55, 0.8);
            padding: 25px;
            border-radius: 10px;
            margin: 30px 0;
        }
        .form-group {
            margin-bottom: 20px;
        }
        label {
            display: block;
            margin-bottom: 8px;
            color: #80deea;
            font-weight: 600;
        }
        input, textarea, select {
            width: 100%;
            padding: 12px;
            border: 2px solid #37474f;
            border-radius: 6px;
            background: #263238;
            color: #e0e0e0;
            font-size: 1rem;
            transition: border 0.3s ease;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #00e5ff;
        }
        button {
            background: linear-gradient(to right, #007bbf, #00bcd4);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 6px;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: bold;
            transition: all 0.3s ease;
        }
        button:hover {
            background: linear-gradient(to right, #00bcd4, #007bbf);
            transform: scale(1.05);
            box-shadow: 0 5px 15px rgba(0, 188, 212, 0.4);
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            font-size: 2rem;
            color: #ffc107;
            margin: 10px 0;
        }
        .rating-stars i {
            cursor: pointer;
            transition: color 0.3s ease;
        }
        .rating-stars i:hover {
            color: #ff9800;
        }
        footer {
            background: #0a1922;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-section h3 {
            color: #00e5ff;
            margin-bottom: 20px;
        }
        friend-link {
            display: block;
            margin: 10px 0;
            padding: 8px;
            background: rgba(41, 182, 246, 0.1);
            border-radius: 5px;
            transition: background 0.3s ease;
        }
        friend-link:hover {
            background: rgba(41, 182, 246, 0.3);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #37474f;
            color: #90a4ae;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2.2rem; }
            h3 { font-size: 1.8rem; }
            h4 { font-size: 1.4rem; }
            .main-nav {
                gap: 15px;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: rgba(15, 32, 39, 0.98);
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.5);
            }
            #nav-toggle:checked ~ .main-nav {
                display: flex;
            }
            .main-nav a {
                text-align: center;
                margin: 5px 0;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .my-logo {
                font-size: 2rem;
            }
            article {
                padding: 20px;
            }
        }
        @media (max-width: 480px) {
            body { font-size: 16px; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            .section { padding: 25px 0; }
        }