* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-dark: #0a0e17;
            --secondary-dark: #1a2232;
            --accent-void: #8a2be2;
            --accent-tenno: #00e5ff;
            --accent-orokin: #ffb347;
            --text-primary: #e0e0e0;
            --text-secondary: #a0aec0;
            --border-glow: rgba(0, 229, 255, 0.3);
            --transition-speed: 0.3s;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--primary-dark);
            color: var(--text-primary);
            line-height: 1.8;
            overflow-x: hidden;
            background-image: radial-gradient(circle at 10% 20%, rgba(26, 34, 50, 0.7) 0%, transparent 20%),
                              radial-gradient(circle at 90% 80%, rgba(138, 43, 226, 0.1) 0%, transparent 20%);
        }
        a {
            color: var(--accent-tenno);
            text-decoration: none;
            transition: color var(--transition-speed), text-shadow var(--transition-speed);
        }
        a:hover {
            color: #ffffff;
            text-shadow: 0 0 8px var(--accent-tenno);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        section {
            padding: 60px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .site-header {
            background: linear-gradient(180deg, rgba(10, 14, 23, 0.95) 0%, rgba(10, 14, 23, 0.8) 100%);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid var(--border-glow);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, var(--accent-tenno), var(--accent-void));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 1px;
            text-decoration: none;
        }
        .my-logo:hover {
            filter: drop-shadow(0 0 10px rgba(0, 229, 255, 0.7));
        }
        .main-nav {
            display: flex;
            gap: 30px;
        }
        .main-nav a {
            font-weight: 600;
            padding: 8px 0;
            position: relative;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-tenno);
            transition: width var(--transition-speed);
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: var(--accent-tenno);
            cursor: pointer;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: var(--text-secondary);
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--accent-tenno);
        }
        .breadcrumb span {
            margin: 0 8px;
        }
        .hero {
            text-align: center;
            padding: 80px 20px;
            background: radial-gradient(ellipse at center, rgba(26, 34, 50, 0.9) 0%, rgba(10, 14, 23, 1) 70%);
            position: relative;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(0, 229, 255, 0.05) 0%, transparent 70%);
            z-index: -1;
            animation: pulse 15s infinite alternate;
        }
        @keyframes pulse {
            0% { transform: scale(1); opacity: 0.5; }
            100% { transform: scale(1.1); opacity: 0.8; }
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            background: linear-gradient(90deg, #fff, var(--accent-tenno));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1.2;
        }
        .hero-tagline {
            font-size: 1.4rem;
            color: var(--text-secondary);
            max-width: 800px;
            margin: 0 auto 30px;
        }
        .cta-button {
            display: inline-block;
            background: linear-gradient(90deg, var(--accent-void), var(--accent-tenno));
            color: var(--primary-dark);
            padding: 15px 35px;
            border-radius: 50px;
            font-weight: bold;
            font-size: 1.2rem;
            margin: 20px 10px;
            border: none;
            cursor: pointer;
            transition: transform var(--transition-speed), box-shadow var(--transition-speed);
        }
        .cta-button:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 229, 255, 0.4);
        }
        h1, h2, h3, h4 {
            font-weight: 700;
            line-height: 1.3;
            margin-top: 1.8em;
            margin-bottom: 0.8em;
        }
        h1 {
            font-size: 3rem;
            border-bottom: 3px solid var(--accent-void);
            padding-bottom: 15px;
        }
        h2 {
            font-size: 2.2rem;
            color: var(--accent-tenno);
            padding-left: 15px;
            border-left: 5px solid var(--accent-orokin);
        }
        h3 {
            font-size: 1.8rem;
            color: var(--accent-orokin);
        }
        h4 {
            font-size: 1.4rem;
            color: #b19cd9;
        }
        p {
            margin-bottom: 1.5em;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 300;
            color: var(--text-secondary);
            font-style: italic;
            border-left: 4px solid var(--accent-void);
            padding-left: 20px;
            margin: 2em 0;
        }
        strong {
            color: #fff;
            font-weight: 700;
        }
        em {
            color: var(--accent-orokin);
            font-style: italic;
        }
        blockquote {
            border-left: 5px solid var(--accent-tenno);
            padding: 20px 30px;
            margin: 30px 0;
            background: rgba(26, 34, 50, 0.7);
            border-radius: 0 10px 10px 0;
            font-size: 1.2rem;
            position: relative;
        }
        blockquote::before {
            content: '"';
            font-size: 4rem;
            color: var(--accent-tenno);
            position: absolute;
            left: 10px;
            top: -10px;
            opacity: 0.5;
        }
        ul, ol {
            margin-left: 30px;
            margin-bottom: 1.5em;
        }
        li {
            margin-bottom: 0.8em;
            position: relative;
        }
        li::marker {
            color: var(--accent-tenno);
        }
        .img-container {
            margin: 40px auto;
            max-width: 900px;
            position: relative;
            overflow: hidden;
            border-radius: 12px;
            border: 1px solid var(--border-glow);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
        }
        .img-container img {
            transition: transform 0.5s ease;
            width: 100%;
        }
        .img-container:hover img {
            transform: scale(1.03);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-secondary);
            padding: 10px;
            background: rgba(0, 0, 0, 0.5);
            border-top: 1px solid var(--border-glow);
        }
        .interactive-features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 50px 0;
        }
        .feature-box {
            background: var(--secondary-dark);
            padding: 30px;
            border-radius: 12px;
            border: 1px solid rgba(255, 179, 71, 0.2);
            transition: transform var(--transition-speed), border-color var(--transition-speed);
        }
        .feature-box:hover {
            transform: translateY(-10px);
            border-color: var(--accent-orokin);
            box-shadow: 0 15px 30px rgba(255, 179, 71, 0.1);
        }
        .feature-title {
            font-size: 1.5rem;
            color: var(--accent-orokin);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .feature-title i {
            font-size: 1.8rem;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        input, textarea, select {
            padding: 15px;
            background: rgba(10, 14, 23, 0.8);
            border: 1px solid var(--border-glow);
            border-radius: 8px;
            color: var(--text-primary);
            font-size: 1rem;
            transition: border-color var(--transition-speed);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--accent-tenno);
            box-shadow: 0 0 10px rgba(0, 229, 255, 0.3);
        }
        button[type="submit"] {
            background: linear-gradient(90deg, var(--accent-void), #4a00e0);
            color: white;
            border: none;
            padding: 15px;
            border-radius: 8px;
            font-weight: bold;
            cursor: pointer;
            transition: background var(--transition-speed);
        }
        button[type="submit"]:hover {
            background: linear-gradient(90deg, #4a00e0, var(--accent-void));
        }
        .star-rating {
            display: flex;
            justify-content: center;
            gap: 10px;
            font-size: 2rem;
            margin: 15px 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #555;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: var(--accent-orokin);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-top: 40px;
        }
        .article-main {
            min-width: 0; 
        }
        .sidebar {
            background: rgba(26, 34, 50, 0.7);
            padding: 25px;
            border-radius: 12px;
            border: 1px solid var(--border-glow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            margin-top: 0;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent-tenno);
        }
        .quick-links ul {
            list-style: none;
            margin-left: 0;
        }
        .quick-links li {
            margin-bottom: 15px;
            padding-left: 20px;
            position: relative;
        }
        .quick-links li::before {
            content: '▶';
            color: var(--accent-tenno);
            position: absolute;
            left: 0;
            font-size: 0.8rem;
        }
        .update-time {
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px dashed var(--text-secondary);
            font-size: 0.9rem;
            color: var(--text-secondary);
        }
        .site-footer {
            background: linear-gradient(180deg, var(--primary-dark) 0%, #060a12 100%);
            padding: 60px 0 30px;
            border-top: 1px solid var(--border-glow);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h4 {
            color: var(--accent-tenno);
            margin-bottom: 25px;
            font-size: 1.3rem;
        }
        friend-link {
            display: block;
            margin-bottom: 15px;
            padding: 10px 15px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 6px;
            transition: background var(--transition-speed), padding-left var(--transition-speed);
        }
        friend-link:hover {
            background: rgba(0, 229, 255, 0.1);
            padding-left: 20px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            .hero h1 {
                font-size: 2.8rem;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: var(--primary-dark);
                padding: 20px;
                border-top: 1px solid var(--border-glow);
                box-shadow: 0 10px 20px rgba(0,0,0,0.5);
            }
            .main-nav.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero-tagline {
                font-size: 1.1rem;
            }
            .interactive-features {
                grid-template-columns: 1fr;
            }
            h1 { font-size: 2.5rem; }
            h2 { font-size: 1.9rem; }
            h3 { font-size: 1.6rem; }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            .hero {
                padding: 50px 15px;
            }
            .cta-button {
                padding: 12px 25px;
                font-size: 1rem;
            }
            .feature-box {
                padding: 20px;
            }
        }