* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #FF6B35; 
            --secondary: #004E89; 
            --accent: #FFD166; 
            --dark: #1A1A2E;
            --light: #F8F9FA;
            --gray: #6C757D;
            --success: #06D6A0;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--light);
            color: #333;
            line-height: 1.6;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: var(--secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        section {
            padding: 60px 0;
        }
        header {
            background-color: var(--dark);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        .my-logo span {
            color: var(--primary);
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        .desktop-nav a:hover {
            background-color: var(--primary);
            color: var(--dark);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: var(--dark);
            flex-direction: column;
            padding: 1rem;
            box-shadow: var(--shadow);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav li {
            margin: 0.8rem 0;
        }
        .mobile-nav a {
            color: white;
            display: block;
            padding: 0.8rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .mobile-nav a:hover {
            background-color: var(--primary);
            color: var(--dark);
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 1rem 0;
            margin-bottom: 2rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            margin-right: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin-left: 0.5rem;
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--secondary);
        }
        .hero {
            background: linear-gradient(rgba(26,26,46,0.85), rgba(26,26,46,0.9)), url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            text-align: center;
            padding: 100px 20px;
            border-radius: 0 0 20px 20px;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1rem;
            color: var(--accent);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            color: #ddd;
        }
        .content-section {
            background-color: white;
            border-radius: 12px;
            padding: 40px;
            margin-bottom: 30px;
            box-shadow: var(--shadow);
        }
        h1, h2, h3, h4 {
            color: var(--secondary);
            margin-bottom: 1.2rem;
            line-height: 1.2;
        }
        h1 {
            font-size: 2.8rem;
            border-bottom: 4px solid var(--primary);
            padding-bottom: 10px;
        }
        h2 {
            font-size: 2.2rem;
            margin-top: 2.5rem;
            color: var(--dark);
            position: relative;
            padding-left: 15px;
        }
        h2::before {
            content: '💣';
            position: absolute;
            left: -5px;
        }
        h3 {
            font-size: 1.8rem;
            color: var(--primary);
            margin-top: 2rem;
        }
        h4 {
            font-size: 1.4rem;
            color: var(--gray);
            margin-top: 1.5rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .highlight {
            background-color: #FFF9E6;
            border-left: 5px solid var(--accent);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .tip {
            background-color: #E8F4FD;
            border-left: 5px solid var(--secondary);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .tip::before {
            content: '💡 Pro Tip: ';
            font-weight: bold;
            color: var(--secondary);
        }
        .important {
            font-weight: bold;
            color: var(--primary);
        }
        .quote {
            font-style: italic;
            padding: 2rem;
            background-color: #f8f9fa;
            border-radius: 10px;
            margin: 2rem 0;
            position: relative;
        }
        .quote::before, .quote::after {
            content: '"';
            font-size: 3rem;
            color: var(--gray);
            opacity: 0.3;
            position: absolute;
        }
        .quote::before { top: 10px; left: 20px; }
        .quote::after { bottom: -20px; right: 20px; }
        .image-container {
            margin: 2.5rem auto;
            text-align: center;
            max-width: 900px;
        }
        .image-container img {
            border-radius: 12px;
            box-shadow: var(--shadow);
            transition: transform 0.5s ease;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .image-caption {
            font-style: italic;
            color: var(--gray);
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .link-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .link-card {
            background: white;
            border: 1px solid #dee2e6;
            border-radius: 10px;
            padding: 1.5rem;
            transition: var(--transition);
            text-align: center;
        }
        .link-card:hover {
            border-color: var(--primary);
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        .interactive-box {
            background-color: white;
            border-radius: 12px;
            padding: 30px;
            margin: 40px 0;
            box-shadow: var(--shadow);
            border-top: 6px solid var(--primary);
        }
        .interactive-box h3 {
            margin-top: 0;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
            max-width: 600px;
            margin-top: 1.5rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        label {
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--dark);
        }
        input, textarea, select {
            padding: 12px 15px;
            border: 1px solid #ced4da;
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.2);
        }
        button, .btn {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 14px 28px;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            align-self: flex-start;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        button:hover, .btn:hover {
            background-color: #e05a2b;
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(255, 107, 53, 0.3);
        }
        .rating {
            display: flex;
            gap: 5px;
            margin: 1rem 0;
        }
        .rating input { display: none; }
        .rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating label:hover,
        .rating label:hover ~ label,
        .rating input:checked ~ label {
            color: var(--accent);
        }
        footer {
            background-color: var(--dark);
            color: #ccc;
            margin-top: auto;
            padding: 60px 0 30px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 1rem;
        }
        .footer-section h4 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
            border-bottom: 2px solid var(--primary);
            padding-bottom: 8px;
            display: inline-block;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #aaa;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            padding: 1rem;
            background-color: rgba(255,255,255,0.05);
            border-radius: 8px;
            margin-bottom: 0.8rem;
            border-left: 4px solid transparent;
            transition: var(--transition);
        }
        friend-link:hover {
            background-color: rgba(255,255,255,0.1);
            border-left-color: var(--primary);
            transform: translateX(5px);
        }
        friend-link a {
            color: #ddd;
            font-weight: 500;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #888;
        }
        @media (max-width: 992px) {
            .hero h1 { font-size: 2.8rem; }
            h2 { font-size: 2rem; }
            .content-section { padding: 30px; }
        }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .hamburger { display: block; }
            .hero h1 { font-size: 2.3rem; }
            .hero p { font-size: 1.1rem; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            .footer-container { grid-template-columns: 1fr; }
            .link-list { grid-template-columns: 1fr; }
        }
        @media (max-width: 576px) {
            .container { padding: 0 15px; }
            .hero { padding: 70px 20px; }
            .content-section { padding: 25px 20px; }
            button, .btn { width: 100%; justify-content: center; }
        }