* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: linear-gradient(135deg, #0c1e3e 0%, #1a3a5f 100%);
            color: #f0f8ff;
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #4da6ff;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #80c1ff;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        section {
            padding: 60px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        h1, h2, h3, h4 {
            color: #ffcc00;
            margin-bottom: 1.2rem;
            font-weight: 700;
            line-height: 1.3;
        }
        h1 {
            font-size: 3.2rem;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
        }
        h2 {
            font-size: 2.6rem;
            border-left: 5px solid #ff9900;
            padding-left: 15px;
            margin-top: 2rem;
        }
        h3 {
            font-size: 2rem;
            color: #66ccff;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.15rem;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(255,204,0,0.2) 0%, rgba(255,204,0,0.05) 100%);
            border-left: 4px solid #ffcc00;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji {
            font-size: 1.3em;
            margin-right: 8px;
        }
        .site-header {
            background: rgba(12, 30, 62, 0.95);
            backdrop-filter: blur(10px);
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid #ffcc00;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.5rem;
            font-weight: 900;
            background: linear-gradient(to right, #ffcc00, #ff9900);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: 1px;
        }
        .logo a:hover {
            transform: scale(1.05);
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        .nav-desktop a {
            font-size: 1.2rem;
            font-weight: 600;
            padding: 8px 15px;
            border-radius: 6px;
        }
        .nav-desktop a:hover {
            background: rgba(255, 204, 0, 0.15);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #ffcc00;
            cursor: pointer;
            padding: 5px;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: rgba(12, 30, 62, 0.98);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 20px;
            border-top: 1px solid #ffcc00;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            padding: 15px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            font-size: 1.3rem;
        }
        .breadcrumb {
            padding: 15px 0;
            color: #aaa;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: #66ccff;
        }
        .hero {
            text-align: center;
            padding: 80px 0;
            background: radial-gradient(circle at center, rgba(26, 58, 95, 0.9) 0%, rgba(12, 30, 62, 0.9) 100%), url('https://images.unsplash.com/photo-1546519638-68e109498ffc?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
            border-bottom: 4px solid #ff9900;
        }
        .hero h1 {
            margin-bottom: 20px;
        }
        .hero p {
            font-size: 1.5rem;
            max-width: 900px;
            margin: 0 auto 30px;
            color: #d1e7ff;
        }
        .user-interaction {
            background: rgba(255,255,255,0.05);
            padding: 30px;
            border-radius: 15px;
            margin: 40px 0;
        }
        .form-group {
            margin-bottom: 20px;
        }
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #ffcc00;
        }
        input, textarea, select {
            width: 100%;
            padding: 15px;
            background: rgba(255,255,255,0.1);
            border: 1px solid #4da6ff;
            border-radius: 8px;
            color: #fff;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #ffcc00;
            background: rgba(255,255,255,0.15);
        }
        button {
            background: linear-gradient(90deg, #ff9900, #ffcc00);
            color: #0c1e3e;
            border: none;
            padding: 15px 30px;
            border-radius: 8px;
            font-size: 1.2rem;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(255, 153, 0, 0.4);
        }
        .star-rating {
            display: flex;
            gap: 10px;
            font-size: 2rem;
            color: #ccc;
            cursor: pointer;
            margin: 10px 0;
        }
        .star-rating .star:hover,
        .star-rating .star.active {
            color: #ffcc00;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-top: 40px;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            max-width: 100%;
        }
        .sidebar {
            background: rgba(255,255,255,0.05);
            padding: 25px;
            border-radius: 15px;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            margin-top: 0;
        }
        .sidebar ul {
            list-style: none;
        }
        .sidebar li {
            padding: 12px 0;
            border-bottom: 1px dashed rgba(255,255,255,0.1);
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            padding: 40px 0;
        }
        @media (max-width: 768px) {
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        .web-link {
            background: rgba(255,255,255,0.05);
            padding: 15px;
            border-radius: 8px;
            transition: all 0.3s;
        }
        .web-link:hover {
            background: rgba(255,204,0,0.1);
            transform: translateX(5px);
        }
        .web-link a {
            color: #d1e7ff;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding: 25px 0;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.5rem; }
            h2 { font-size: 2rem; }
            h3 { font-size: 1.7rem; }
            .nav-desktop { display: none; }
            .hamburger { display: block; }
            .hero { padding: 50px 0; }
            section { padding: 40px 0; }
        }