:root {
            --primary: #ff4655;
            --primary-dark: #d43c49;
            --secondary: #1a1a2e;
            --accent: #00c9ff;
            --light: #f8f9fa;
            --dark: #0f0f1a;
            --gray: #6c757d;
            --success: #28a745;
            --warning: #ffc107;
            --font-heading: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            --font-body: 'Open Sans', system-ui, -apple-system, sans-serif;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            line-height: 1.8;
            color: #333;
            background-color: #f5f7fa;
            background-image: linear-gradient(135deg, #0f0f1a 0%, #1a1a2e 100%);
            color: var(--light);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--secondary);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 3px solid var(--primary);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo a {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--light);
            text-decoration: none;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: transform 0.3s;
        }
        .my-logo a:hover {
            transform: scale(1.05);
        }
        .my-logo .domain {
            display: block;
            font-size: 0.8rem;
            color: var(--accent);
            -webkit-text-fill-color: var(--accent);
            text-transform: none;
            letter-spacing: 0.5px;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        nav a {
            color: var(--light);
            text-decoration: none;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 8px 12px;
            border-radius: 4px;
            transition: all 0.3s ease;
            position: relative;
        }
        nav a:hover,
        nav a.active {
            background-color: var(--primary);
            color: white;
        }
        nav a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 3px;
            background: var(--accent);
            transition: width 0.3s;
        }
        nav a:hover::after {
            width: 80%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            color: var(--light);
            background: none;
            border: none;
            cursor: pointer;
            padding: 5px;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: rgba(26, 26, 46, 0.9);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: var(--accent);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            color: var(--gray);
            margin: 0 8px;
        }
        main {
            padding: 40px 0;
            background: rgba(15, 15, 26, 0.95);
            border-radius: 12px;
            margin: 30px auto;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7);
            position: relative;
            overflow: hidden;
        }
        main::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            z-index: 1;
        }
        article {
            padding: 0 30px;
        }
        h1, h2, h3, h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.3;
            margin-top: 2.5rem;
            margin-bottom: 1.2rem;
            color: var(--light);
        }
        h1 {
            font-size: 3.2rem;
            color: var(--primary);
            text-align: center;
            border-bottom: 3px solid var(--primary);
            padding-bottom: 20px;
            margin-top: 1rem;
            text-shadow: 0 2px 10px rgba(255, 70, 85, 0.3);
        }
        h2 {
            font-size: 2.4rem;
            color: var(--accent);
            border-left: 5px solid var(--primary);
            padding-left: 15px;
            margin-top: 3rem;
        }
        h3 {
            font-size: 1.9rem;
            color: #ffcc00;
        }
        h4 {
            font-size: 1.5rem;
            color: #a3d9ff;
        }
        p {
            margin-bottom: 1.8rem;
            font-size: 1.15rem;
            text-align: justify;
            hyphens: auto;
        }
        .lead {
            font-size: 1.4rem;
            font-weight: 600;
            color: #fff;
            background: rgba(255, 70, 85, 0.1);
            padding: 25px;
            border-radius: 10px;
            border-left: 5px solid var(--accent);
            margin: 30px 0;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(255, 70, 85, 0.2), transparent);
            padding: 3px 10px;
            border-radius: 4px;
            font-weight: 600;
            color: #ffcc00;
        }
        a.content-link {
            color: var(--accent);
            text-decoration: none;
            border-bottom: 1px dotted var(--accent);
            transition: all 0.2s;
        }
        a.content-link:hover {
            color: #80e1ff;
            border-bottom: 1px solid #80e1ff;
            background-color: rgba(0, 201, 255, 0.1);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            margin: 30px auto;
            border-radius: 12px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
            border: 2px solid var(--primary);
            transition: transform 0.5s, box-shadow 0.5s;
        }
        img:hover {
            transform: scale(1.02);
            box-shadow: 0 12px 35px rgba(255, 70, 85, 0.4);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--gray);
            margin-top: -20px;
            margin-bottom: 30px;
            font-size: 0.95rem;
        }
        ul, ol {
            margin-left: 25px;
            margin-bottom: 1.8rem;
        }
        li {
            margin-bottom: 10px;
            padding-left: 5px;
        }
        blockquote {
            border-left: 5px solid var(--primary);
            background: rgba(26, 26, 46, 0.7);
            padding: 25px;
            margin: 30px 0;
            font-style: italic;
            font-size: 1.25rem;
            border-radius: 0 10px 10px 0;
            position: relative;
        }
        blockquote::before {
            content: '"';
            font-size: 4rem;
            color: var(--primary);
            opacity: 0.3;
            position: absolute;
            top: -20px;
            left: 10px;
            font-family: serif;
        }
        .feature-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 50px 0;
        }
        .search-box, .comment-box, .rating-box {
            background: linear-gradient(145deg, #1a1a2e, #232340);
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
            border: 1px solid rgba(255, 70, 85, 0.3);
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .search-box:hover, .comment-box:hover, .rating-box:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 35px rgba(255, 70, 85, 0.3);
        }
        .feature-box h3 {
            color: var(--primary);
            font-size: 1.8rem;
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .feature-box h3 i {
            font-size: 1.5rem;
        }
        input, textarea, select {
            width: 100%;
            padding: 15px;
            margin: 15px 0;
            border: 2px solid #2d2d4a;
            background-color: #0f0f1a;
            color: var(--light);
            border-radius: 8px;
            font-family: var(--font-body);
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(0, 201, 255, 0.2);
        }
        button, .btn {
            background: linear-gradient(90deg, var(--primary), var(--primary-dark));
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 8px;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all 0.3s;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            text-decoration: none;
        }
        button:hover, .btn:hover {
            background: linear-gradient(90deg, #ff5765, #e84351);
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(255, 70, 85, 0.4);
        }
        .star-rating {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 20px 0;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2.5rem;
            color: #444;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: #ffc107;
        }
        .update-time {
            text-align: center;
            padding: 20px;
            background: rgba(26, 26, 46, 0.7);
            border-radius: 10px;
            margin: 40px 0;
            font-size: 1.1rem;
            color: var(--accent);
            border: 1px dashed var(--accent);
        }
        footer {
            background-color: var(--secondary);
            padding: 50px 0 30px;
            border-top: 3px solid var(--primary);
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h4 {
            color: var(--primary);
            font-size: 1.5rem;
            margin-bottom: 25px;
            border-bottom: 2px solid rgba(255, 70, 85, 0.3);
            padding-bottom: 10px;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s, padding-left 0.3s;
            display: block;
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 10px;
        }
        friend-link {
            display: block;
            background: rgba(15, 15, 26, 0.7);
            padding: 20px;
            border-radius: 10px;
            margin: 20px 0;
            border-left: 5px solid var(--accent);
        }
        friend-link a {
            color: var(--accent);
            font-weight: 700;
            text-decoration: none;
        }
        friend-link a:hover {
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--gray);
            font-size: 0.95rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2.1rem; }
            h3 { font-size: 1.7rem; }
            nav ul { gap: 15px; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            nav ul {
                position: fixed;
                top: 100px;
                left: 0;
                width: 100%;
                background-color: var(--secondary);
                flex-direction: column;
                align-items: center;
                padding: 20px 0;
                gap: 0;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: clip-path 0.5s ease;
                box-shadow: 0 10px 20px rgba(0,0,0,0.3);
                z-index: 999;
            }
            nav ul.show {
                clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
            }
            nav ul li {
                width: 100%;
                text-align: center;
            }
            nav a {
                display: block;
                padding: 18px;
                border-radius: 0;
                border-bottom: 1px solid rgba(255,255,255,0.05);
            }
            nav a::after { display: none; }
            .header-top { padding: 12px 0; }
            article { padding: 0 15px; }
            .feature-box { grid-template-columns: 1fr; }
        }
        @media (max-width: 576px) {
            h1 { font-size: 2.3rem; }
            h2 { font-size: 1.9rem; }
            .my-logo a { font-size: 1.8rem; }
            .lead { font-size: 1.2rem; padding: 20px; }
            p { font-size: 1.05rem; }
        }