*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            background: #f8f7f4;
            color: #1e1e1e;
            line-height: 1.75;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #c0392b;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus {
            color: #a93226;
            text-decoration: underline;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-padding {
            padding: 60px 0;
        }
        .text-center {
            text-align: center;
        }
        .badge {
            display: inline-block;
            background: #c0392b;
            color: #fff;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .site-header {
            background: linear-gradient(145deg, #1a1a2e, #16213e);
            color: #fff;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #f1c40f;
            letter-spacing: -0.5px;
            text-shadow: 0 2px 8px rgba(241, 196, 15, 0.3);
            transition: transform 0.2s ease;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
            color: #f1c40f;
        }
        .my-logo i {
            font-size: 1.6rem;
            color: #e74c3c;
        }
        .my-logo span {
            font-weight: 300;
            color: #bdc3c7;
            font-size: 1rem;
            letter-spacing: 2px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            font-size: 1.5rem;
            padding: 6px 12px;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.2s ease;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .nav-menu a {
            color: #ecf0f1;
            padding: 8px 16px;
            border-radius: 6px;
            font-size: 0.95rem;
            font-weight: 500;
            transition: background 0.2s ease, color 0.2s ease;
            white-space: nowrap;
        }
        .nav-menu a:hover,
        .nav-menu a:focus {
            background: rgba(241, 196, 15, 0.15);
            color: #f1c40f;
            text-decoration: none;
        }
        .nav-menu a.active {
            background: #c0392b;
            color: #fff;
        }
        .breadcrumb {
            background: #fff;
            padding: 12px 0;
            border-bottom: 1px solid #e5e5e5;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            align-items: center;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 8px;
            color: #999;
            font-size: 1.2rem;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb a:hover {
            color: #c0392b;
        }
        .breadcrumb .current {
            color: #1e1e1e;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
            color: #fff;
            padding: 80px 0 60px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: "🎵🎹🎶";
            position: absolute;
            bottom: -20px;
            right: -20px;
            font-size: 12rem;
            opacity: 0.06;
            pointer-events: none;
            transform: rotate(-12deg);
        }
        .hero h1 {
            font-size: 3.2rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 16px;
            background: linear-gradient(to right, #f1c40f, #e67e22);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 720px;
            margin: 0 auto 24px;
            color: #d5d8dc;
        }
        .hero-meta {
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
            font-size: 0.95rem;
            color: #bdc3c7;
        }
        .hero-meta i {
            margin-right: 6px;
            color: #f1c40f;
        }
        .search-section {
            background: #fff;
            padding: 30px 0;
            border-bottom: 1px solid #e5e5e5;
        }
        .search-form {
            display: flex;
            max-width: 560px;
            margin: 0 auto;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
            border: 1px solid #ddd;
            transition: box-shadow 0.3s ease;
        }
        .search-form:focus-within {
            box-shadow: 0 4px 24px rgba(192, 57, 43, 0.15);
            border-color: #c0392b;
        }
        .search-form input {
            flex: 1;
            padding: 14px 22px;
            border: none;
            font-size: 1rem;
            outline: none;
            background: #fafafa;
        }
        .search-form button {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 14px 28px;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s ease;
            font-weight: 600;
        }
        .search-form button:hover {
            background: #a93226;
        }
        .content-area {
            background: #fff;
            padding: 50px 0;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 48px;
        }
        .main-article h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-top: 48px;
            margin-bottom: 16px;
            color: #1a1a2e;
            border-left: 5px solid #c0392b;
            padding-left: 18px;
        }
        .main-article h2:first-of-type {
            margin-top: 0;
        }
        .main-article h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-top: 32px;
            margin-bottom: 12px;
            color: #2c3e50;
        }
        .main-article h4 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-top: 24px;
            margin-bottom: 8px;
            color: #34495e;
        }
        .main-article p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            color: #2d2d2d;
        }
        .main-article ul,
        .main-article ol {
            margin-bottom: 20px;
            padding-left: 28px;
        }
        .main-article li {
            margin-bottom: 8px;
            font-size: 1.02rem;
        }
        .main-article blockquote {
            border-left: 4px solid #c0392b;
            background: #fdf2f0;
            padding: 20px 24px;
            margin: 24px 0;
            border-radius: 0 8px 8px 0;
            font-style: italic;
            color: #444;
        }
        .main-article blockquote strong {
            color: #1a1a2e;
        }
        .highlight-box {
            background: #fef9e7;
            border: 1px solid #f9e79f;
            padding: 24px 28px;
            border-radius: 12px;
            margin: 24px 0;
        }
        .highlight-box h4 {
            margin-top: 0;
            color: #7d6608;
        }
        .feature-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 16px;
            margin: 20px 0;
        }
        .feature-list .item {
            background: #f8f7f4;
            padding: 18px 16px;
            border-radius: 10px;
            text-align: center;
            font-weight: 500;
            border: 1px solid #eee;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }
        .feature-list .item:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
        }
        .feature-list .item i {
            font-size: 1.8rem;
            color: #c0392b;
            display: block;
            margin-bottom: 8px;
        }
        .article-image {
            margin: 32px 0;
            border-radius: 14px;
            overflow: hidden;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
            background: #f0f0f0;
        }
        .article-image img {
            width: 100%;
            height: auto;
            display: block;
        }
        .article-image figcaption {
            padding: 12px 20px;
            font-size: 0.9rem;
            color: #666;
            background: #fafafa;
            border-top: 1px solid #eee;
            font-style: italic;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: #f8f7f4;
            border-radius: 14px;
            padding: 24px;
            margin-bottom: 28px;
            border: 1px solid #e5e5e5;
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: #1a1a2e;
            border-bottom: 2px solid #c0392b;
            padding-bottom: 8px;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card li {
            margin-bottom: 10px;
        }
        .sidebar-card a {
            color: #2c3e50;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card a:hover {
            color: #c0392b;
        }
        .sidebar-card a i {
            color: #c0392b;
            font-size: 0.9rem;
            width: 20px;
        }
        .rating-section {
            background: #fff;
            padding: 40px 0;
            border-top: 1px solid #e5e5e5;
            border-bottom: 1px solid #e5e5e5;
        }
        .rating-box {
            max-width: 500px;
            margin: 0 auto;
            text-align: center;
        }
        .rating-box h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .stars-input {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin: 16px 0;
            font-size: 2.2rem;
            cursor: pointer;
            direction: rtl;
        }
        .stars-input input {
            display: none;
        }
        .stars-input label {
            color: #ddd;
            transition: color 0.15s ease;
            cursor: pointer;
        }
        .stars-input label:hover,
        .stars-input label:hover~label,
        .stars-input input:checked~label {
            color: #f1c40f;
        }
        .rating-box .btn {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 12px 36px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s ease;
        }
        .rating-box .btn:hover {
            background: #a93226;
        }
        .comments-section {
            background: #f8f7f4;
            padding: 50px 0;
        }
        .comments-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 28px;
            text-align: center;
        }
        .comment-form {
            max-width: 640px;
            margin: 0 auto 40px;
            background: #fff;
            padding: 32px;
            border-radius: 16px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            border: 1px solid #e5e5e5;
        }
        .comment-form textarea {
            width: 100%;
            padding: 14px 18px;
            border: 1px solid #ddd;
            border-radius: 10px;
            font-size: 1rem;
            resize: vertical;
            min-height: 120px;
            font-family: inherit;
            transition: border-color 0.2s ease;
        }
        .comment-form textarea:focus {
            border-color: #c0392b;
            outline: none;
        }
        .comment-form .form-group {
            margin-bottom: 16px;
        }
        .comment-form .form-group label {
            font-weight: 600;
            display: block;
            margin-bottom: 4px;
            font-size: 0.95rem;
        }
        .comment-form .form-group input {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid #ddd;
            border-radius: 10px;
            font-size: 1rem;
            transition: border-color 0.2s ease;
        }
        .comment-form .form-group input:focus {
            border-color: #c0392b;
            outline: none;
        }
        .comment-form .btn {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 12px 36px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s ease;
        }
        .comment-form .btn:hover {
            background: #a93226;
        }
        .site-footer {
            background: #1a1a2e;
            color: #bdc3c7;
            padding: 48px 0 28px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-inner h4 {
            color: #f1c40f;
            font-size: 1.1rem;
            margin-bottom: 14px;
            font-weight: 700;
        }
        .footer-inner p {
            font-size: 0.95rem;
            line-height: 1.6;
        }
        .footer-inner ul {
            list-style: none;
            padding: 0;
        }
        .footer-inner li {
            margin-bottom: 8px;
        }
        .footer-inner a {
            color: #bdc3c7;
            font-size: 0.95rem;
        }
        .footer-inner a:hover {
            color: #f1c40f;
        }
        .footer-bottom {
            border-top: 1px solid #2c3e50;
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.9rem;
        }
        friend-link {
            display: block;
            padding: 20px 0 10px;
            border-top: 1px solid #2c3e50;
            margin-top: 16px;
            font-size: 0.95rem;
        }
        friend-link a {
            color: #e74c3c;
            font-weight: 500;
            margin: 0 6px;
        }
        friend-link a:hover {
            color: #f1c40f;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding-top: 12px;
                gap: 4px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 12px 16px;
                border-radius: 6px;
            }
            .header-inner {
                align-items: center;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .feature-list {
                grid-template-columns: 1fr 1fr;
            }
            .search-form {
                flex-direction: column;
                border-radius: 16px;
            }
            .search-form input {
                border-radius: 16px 16px 0 0;
            }
            .search-form button {
                border-radius: 0 0 16px 16px;
                padding: 14px;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo span {
                font-size: 0.8rem;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.8rem;
            }
            .section-padding {
                padding: 36px 0;
            }
            .feature-list {
                grid-template-columns: 1fr;
            }
            .comment-form {
                padding: 20px;
            }
            .rating-box h3 {
                font-size: 1.2rem;
            }
            .stars-input {
                font-size: 1.8rem;
            }
        }
        @media print {
            .site-header,
            .search-section,
            .nav-toggle,
            .breadcrumb,
            .rating-section,
            .comments-section,
            .sidebar {
                display: none !important;
            }
            .content-grid {
                display: block;
            }
            .hero {
                padding: 30px 0;
                background: #fff;
                color: #1e1e1e;
            }
            .hero h1 {
                -webkit-text-fill-color: #1a1a2e;
            }
        }