* {
            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, #0f0c29, #302b63, #24243e);
            color: #f0f0f0;
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #6ee7b7;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #34d399;
            transform: translateY(-1px);
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-padding {
            padding: 60px 0;
        }
        .text-center { text-align: center; }
        .bold { font-weight: 700; }
        .emoji { margin-right: 8px; }
        .site-header {
            background: rgba(15, 12, 41, 0.95);
            backdrop-filter: blur(10px);
            padding: 20px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.5rem;
            font-weight: 900;
            background: linear-gradient(to right, #ff6b6b, #feca57, #48dbfb, #ff9ff3);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
        }
        .my-logo:hover {
            animation: logoGlow 1.5s ease infinite;
        }
        @keyframes logoGlow {
            0%, 100% { filter: brightness(1); }
            50% { filter: brightness(1.3); }
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .main-nav a {
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 8px;
        }
        .main-nav a:hover {
            background: rgba(110, 231, 183, 0.15);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #f0f0f0;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav ul {
                position: fixed;
                top: 80px;
                right: -100%;
                flex-direction: column;
                background: rgba(15, 12, 41, 0.98);
                width: 80%;
                height: calc(100vh - 80px);
                padding: 40px 20px;
                transition: right 0.4s ease;
                box-shadow: -5px 0 15px rgba(0,0,0,0.5);
                gap: 25px;
            }
            .main-nav.active ul {
                right: 0;
            }
        }
        .breadcrumb {
            padding: 15px 0;
            background: rgba(255,255,255,0.05);
            margin-bottom: 30px;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: ">";
            margin-left: 10px;
            color: #aaa;
        }
        .hero {
            text-align: center;
            padding: 80px 20px;
            background: radial-gradient(circle at center, rgba(72, 219, 251, 0.1), transparent 70%);
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            background: linear-gradient(to right, #ff9ff3, #feca57);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            color: #d1d1d1;
        }
        .main-content {
            flex: 1;
        }
        article {
            background: rgba(30, 30, 60, 0.7);
            backdrop-filter: blur(5px);
            border-radius: 20px;
            padding: 40px;
            margin-bottom: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
        }
        h2 {
            font-size: 2.5rem;
            color: #48dbfb;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid #ff9ff3;
        }
        h3 {
            font-size: 1.8rem;
            color: #feca57;
            margin: 30px 0 15px;
        }
        h4 {
            font-size: 1.4rem;
            color: #6ee7b7;
            margin: 20px 0 10px;
        }
        p {
            margin-bottom: 1.5em;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(255,155,243,0.2), rgba(254,202,87,0.2));
            border-left: 5px solid #ff9ff3;
            padding: 20px;
            border-radius: 0 10px 10px 0;
            margin: 25px 0;
        }
        .related-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
            margin: 30px 0;
        }
        .related-links a {
            background: rgba(72, 219, 251, 0.1);
            padding: 15px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .related-links a:hover {
            background: rgba(72, 219, 251, 0.25);
            transform: scale(1.02);
        }
        .article-image {
            margin: 30px auto;
            max-width: 800px;
            border: 5px solid #302b63;
            box-shadow: 0 10px 25px rgba(0,0,0,0.5);
            transition: transform 0.5s ease;
        }
        .article-image:hover {
            transform: scale(1.01);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #aaa;
            margin-top: 10px;
        }
        .interactive-section {
            background: rgba(15, 12, 41, 0.8);
            padding: 40px;
            border-radius: 15px;
            margin: 40px 0;
        }
        .feature-box {
            background: rgba(255,255,255,0.05);
            border-radius: 12px;
            padding: 25px;
            margin-bottom: 30px;
        }
        .feature-title {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 20px;
            color: #ff9ff3;
            font-size: 1.5rem;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        input, textarea, select {
            padding: 15px;
            border-radius: 10px;
            border: 2px solid #302b63;
            background: rgba(255,255,255,0.1);
            color: #fff;
            font-size: 1rem;
            transition: border 0.3s ease;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #48dbfb;
        }
        button {
            padding: 15px 30px;
            background: linear-gradient(to right, #ff6b6b, #feca57);
            color: #0f0c29;
            border: none;
            border-radius: 10px;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            align-self: flex-start;
        }
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(255, 107, 107, 0.4);
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 15px 0;
        }
        .star {
            font-size: 2rem;
            color: #555;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: #feca57;
        }
        .site-footer {
            background: rgba(10, 8, 30, 0.98);
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            color: #48dbfb;
            margin-bottom: 20px;
        }
        .friend-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        friend-link {
            display: block;
            padding: 10px 15px;
            background: rgba(72, 219, 251, 0.1);
            border-radius: 8px;
            transition: all 0.3s ease;
        }
        friend-link:hover {
            background: rgba(72, 219, 251, 0.25);
            padding-left: 20px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #302b63;
            color: #aaa;
            font-size: 0.9rem;
        }
        .update-time {
            color: #ff9ff3;
            font-weight: bold;
        }
        @media (max-width: 992px) {
            .hero h1 { font-size: 2.8rem; }
            h2 { font-size: 2.2rem; }
            h3 { font-size: 1.6rem; }
        }
        @media (max-width: 768px) {
            .container { padding: 0 15px; }
            .section-padding { padding: 40px 0; }
            .hero h1 { font-size: 2.2rem; }
            .hero p { font-size: 1.1rem; }
            article { padding: 25px; }
            h2 { font-size: 1.9rem; }
            .interactive-section { padding: 25px; }
            .footer-content { grid-template-columns: 1fr; }
        }