:root {
            --primary-dark: #1a1a2e;
            --primary-accent: #ff9900;
            --primary-highlight: #00a8ff;
            --secondary-dark: #0f3460;
            --text-primary: #e6e6e6;
            --text-secondary: #b3b3b3;
            --card-bg: rgba(26, 26, 46, 0.8);
            --border-color: #333355;
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; font-size: 16px; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: var(--primary-dark);
            color: var(--text-primary);
            line-height: 1.7;
            background-image: radial-gradient(circle at 20% 30%, var(--secondary-dark) 0%, transparent 20%), radial-gradient(circle at 80% 80%, #16213e 0%, transparent 20%);
            min-height: 100vh;
        }
        a { color: var(--primary-highlight); text-decoration: none; transition: color 0.3s, transform 0.2s; }
        a:hover { color: var(--primary-accent); transform: translateY(-2px); }
        img { max-width: 100%; height: auto; display: block; border-radius: 8px; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
        .site-header {
            background-color: rgba(15, 52, 96, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 3px solid var(--primary-accent);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .my-logo {
            font-family: 'Arial Black', sans-serif;
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--primary-accent);
            text-shadow: 3px 3px 0 #000, 0 0 10px var(--primary-highlight);
            letter-spacing: -1px;
            text-decoration: none;
        }
        .my-logo span { color: var(--text-primary); }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .main-nav a {
            color: var(--text-primary);
            font-weight: 600;
            padding: 8px 5px;
            position: relative;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--primary-accent);
            transition: width 0.3s;
        }
        .main-nav a:hover::after { width: 100%; }
        .breadcrumb {
            padding: 10px 20px;
            background-color: rgba(0, 0, 0, 0.2);
            font-size: 0.9rem;
        }
        .breadcrumb a { margin: 0 5px; }
        .breadcrumb a:first-child { margin-left: 0; }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
        }
        .hero {
            padding: 60px 20px;
            text-align: center;
            background: linear-gradient(rgba(26,26,46,0.9), rgba(15,52,96,0.7)), url('https://images.unsplash.com/photo-1635805737707-575885ab0820?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            border-bottom: 5px solid var(--primary-accent);
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            color: var(--primary-accent);
            text-shadow: 2px 2px 4px #000;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            color: var(--text-primary);
        }
        .update-time {
            display: inline-block;
            background: var(--primary-accent);
            color: #000;
            padding: 8px 15px;
            border-radius: 20px;
            font-weight: bold;
            font-size: 0.9rem;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 20px;
        }
        @media (max-width: 992px) {
            .content-wrapper { grid-template-columns: 1fr; }
        }
        main article { margin-bottom: 50px; }
        .section-card {
            background: var(--card-bg);
            border-left: 5px solid var(--primary-accent);
            padding: 25px;
            margin-bottom: 30px;
            border-radius: 0 10px 10px 0;
            box-shadow: 0 5px 15px rgba(0,0,0,0.3);
            transition: transform 0.3s;
        }
        .section-card:hover { transform: translateY(-5px); }
        h1 { font-size: 2.8rem; margin-bottom: 1.5rem; }
        h2 { font-size: 2.2rem; color: var(--primary-accent); margin: 2.5rem 0 1.2rem; padding-bottom: 10px; border-bottom: 2px dashed var(--border-color); }
        h3 { font-size: 1.8rem; color: var(--primary-highlight); margin: 2rem 0 1rem; }
        h4 { font-size: 1.4rem; color: var(--text-secondary); margin: 1.5rem 0 0.8rem; }
        p { margin-bottom: 1.5rem; text-align: justify; }
        .highlight { background: linear-gradient(90deg, transparent, rgba(255,153,0,0.1), transparent); padding: 15px; border-left: 4px solid var(--primary-accent); margin: 20px 0; }
        .img-container {
            margin: 30px auto;
            text-align: center;
            max-width: 800px;
        }
        .img-container img {
            box-shadow: 0 10px 20px rgba(0,0,0,0.5);
            border: 3px solid var(--border-color);
        }
        .img-caption {
            font-style: italic;
            color: var(--text-secondary);
            margin-top: 10px;
            font-size: 0.9rem;
        }
        .inline-link-list {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin: 25px 0;
            padding: 20px;
            background: rgba(0,168,255,0.05);
            border-radius: 10px;
        }
        .inline-link-list a {
            background: var(--secondary-dark);
            padding: 10px 20px;
            border-radius: 30px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .inline-link-list a:hover {
            background: var(--primary-accent);
            color: #000;
        }
        aside {
            position: sticky;
            top: 120px;
            align-self: start;
        }
        .sidebar-widget {
            background: var(--card-bg);
            border-radius: 10px;
            padding: 25px;
            margin-bottom: 30px;
            border: 1px solid var(--border-color);
        }
        .widget-title {
            color: var(--primary-accent);
            font-size: 1.5rem;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .form-group { display: flex; flex-direction: column; }
        label { margin-bottom: 5px; font-weight: 600; }
        input, textarea, select {
            padding: 12px 15px;
            background: rgba(255,255,255,0.1);
            border: 1px solid var(--border-color);
            border-radius: 5px;
            color: var(--text-primary);
            font-size: 1rem;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary-highlight);
            box-shadow: 0 0 0 2px rgba(0,168,255,0.2);
        }
        button, .btn {
            background: linear-gradient(135deg, var(--primary-accent), #ff7700);
            color: #000;
            border: none;
            padding: 14px 20px;
            border-radius: 5px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s;
            text-align: center;
        }
        button:hover, .btn:hover {
            background: linear-gradient(135deg, #ffaa00, var(--primary-accent));
            transform: scale(1.03);
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 15px 0;
        }
        .star {
            font-size: 2rem;
            color: #444;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star:hover ~ .star { color: #ffcc00; }
        .star.active { color: #ffcc00; }
        .site-footer {
            background-color: #0c1220;
            padding: 50px 20px 20px;
            border-top: 5px solid var(--primary-accent);
            margin-top: 50px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo { font-size: 2rem; margin-bottom: 20px; }
        friend-link {
            display: block;
            background: rgba(255,153,0,0.1);
            padding: 15px;
            margin: 10px 0;
            border-radius: 5px;
            border-left: 4px solid var(--primary-accent);
            transition: all 0.3s;
        }
        friend-link:hover { background: rgba(255,153,0,0.2); transform: translateX(5px); }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-container { flex-wrap: wrap; }
            .hamburger { display: block; }
            .main-nav {
                width: 100%;
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.5s ease;
            }
            .main-nav.active { max-height: 400px; margin-top: 20px; }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li { width: 100%; }
            .main-nav a {
                display: block;
                padding: 15px;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            .hero h1 { font-size: 2.5rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            .content-wrapper { padding: 20px 15px; }
            .inline-link-list { flex-direction: column; }
        }