:root {
            --uno-red: #e63946;
            --uno-dark: #1d3557;
            --uno-black: #111;
            --uno-white: #fff;
            --uno-gray: #f1f1f1;
            --uno-accent: #f4a261;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, .1);
            --shadow-md: 0 4px 20px rgba(0, 0, 0, .15);
            --radius: 14px;
            --transition: all .3s cubic-bezier(.25, .8, .25, 1);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
            line-height: 1.75;
            color: #2b2d42;
            background: var(--uno-white);
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        a {
            color: var(--uno-red);
            text-decoration: none;
            border-bottom: 2px solid transparent;
            transition: var(--transition);
        }
        a:hover {
            color: var(--uno-dark);
            border-bottom-color: var(--uno-red);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -1px;
            color: var(--uno-dark);
            background: linear-gradient(135deg, var(--uno-red), var(--uno-accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            display: inline-block;
            border-bottom: none !important;
        }
        .my-logo:hover {
            -webkit-text-fill-color: var(--uno-red);
            background: none;
        }
        header {
            background: var(--uno-white);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            gap: 20px;
        }
        .nav-menu {
            display: flex;
            gap: 24px;
            list-style: none;
            align-items: center;
        }
        .nav-menu a {
            font-weight: 600;
            color: var(--uno-dark);
            padding: 6px 0;
            font-size: .95rem;
            border-bottom: 2px solid transparent;
        }
        .nav-menu a:hover {
            border-bottom-color: var(--uno-red);
            color: var(--uno-red);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--uno-dark);
            cursor: pointer;
            padding: 4px;
        }
        .breadcrumb {
            background: var(--uno-gray);
            padding: 10px 0;
            font-size: .85rem;
        }
        .breadcrumb .container {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            align-items: center;
        }
        .breadcrumb a {
            color: var(--uno-dark);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: var(--uno-red);
        }
        .breadcrumb span {
            margin: 0 4px;
            color: #8d99ae;
        }
        .breadcrumb .current {
            color: var(--uno-red);
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, var(--uno-black), #1a1a2e, var(--uno-dark));
            color: var(--uno-white);
            padding: 80px 0 60px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -30%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(230, 57, 70, .4), transparent 70%);
            border-radius: 50%;
        }
        .hero h1 {
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
            text-shadow: 0 4px 20px rgba(0, 0, 0, .5);
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 720px;
            margin: 0 auto 30px;
            opacity: .9;
            position: relative;
            z-index: 1;
        }
        .hero-cta {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .btn {
            display: inline-block;
            padding: 14px 32px;
            border-radius: 50px;
            font-weight: 700;
            letter-spacing: .5px;
            transition: var(--transition);
            border: 2px solid transparent;
            font-size: 1rem;
            background: var(--uno-red);
            color: var(--uno-white);
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(230, 57, 70, .4);
            border-color: var(--uno-white);
            color: var(--uno-white);
            background: var(--uno-dark);
        }
        .btn-outline {
            background: transparent;
            border-color: rgba(255, 255, 255, .7);
            color: var(--uno-white);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, .15);
            border-color: var(--uno-white);
            box-shadow: none;
            color: var(--uno-white);
        }
        .main-content {
            padding: 60px 0;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
        }
        .article-body {
            max-width: 860px;
            margin: 0 auto;
        }
        .article-body h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--uno-dark);
            margin: 50px 0 20px;
            padding-bottom: 12px;
            border-bottom: 3px solid var(--uno-red);
            position: relative;
        }
        .article-body h2::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -3px;
            width: 60px;
            height: 3px;
            background: var(--uno-accent);
        }
        .article-body h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: var(--uno-dark);
            margin: 32px 0 14px;
        }
        .article-body h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--uno-red);
            margin: 24px 0 10px;
        }
        .article-body p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            line-height: 1.8;
        }
        .article-body ul,
        .article-body ol {
            margin: 0 0 20px 24px;
        }
        .article-body li {
            margin-bottom: 10px;
            font-size: 1.05rem;
        }
        .highlight-box {
            background: var(--uno-gray);
            border-left: 4px solid var(--uno-red);
            padding: 20px 24px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 30px 0;
        }
        .highlight-box p {
            margin: 0;
        }
        .feature-image {
            margin: 35px 0;
            text-align: center;
        }
        .feature-image img {
            max-width: 100%;
            border-radius: var(--radius);
            box-shadow: var(--shadow-md);
        }
        .feature-image figcaption {
            font-size: .9rem;
            color: #6c757d;
            margin-top: 10px;
            font-style: italic;
        }
        .search-section {
            background: var(--uno-gray);
            padding: 40px 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 540px;
            margin: 20px auto 0;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            background: var(--uno-white);
        }
        .search-form input {
            flex: 1;
            border: none;
            padding: 16px 24px;
            font-size: 1rem;
            outline: none;
            background: transparent;
            color: var(--uno-dark);
        }
        .search-form button {
            background: var(--uno-red);
            border: none;
            color: var(--uno-white);
            padding: 0 28px;
            cursor: pointer;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-form button:hover {
            background: var(--uno-dark);
        }
        .comment-section {
            background: var(--uno-white);
            padding: 50px 0;
        }
        .comment-form {
            max-width: 640px;
            margin: 0 auto;
            background: var(--uno-gray);
            padding: 30px;
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
        }
        .comment-form label {
            font-weight: 600;
            display: block;
            margin-bottom: 6px;
            color: var(--uno-dark);
        }
        .comment-form input,
        .comment-form textarea {
            width: 100%;
            padding: 14px;
            border: 2px solid #e0e0e0;
            border-radius: 10px;
            font-family: inherit;
            font-size: 1rem;
            margin-bottom: 18px;
            transition: var(--transition);
            background: var(--uno-white);
        }
        .comment-form input:focus,
        .comment-form textarea:focus {
            border-color: var(--uno-red);
            outline: none;
            box-shadow: 0 0 0 3px rgba(230, 57, 70, .15);
        }
        .comment-form textarea {
            min-height: 130px;
            resize: vertical;
        }
        .comment-form button {
            background: var(--uno-red);
            color: var(--uno-white);
            border: none;
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            font-size: 1rem;
        }
        .comment-form button:hover {
            background: var(--uno-dark);
            transform: translateY(-2px);
        }
        .score-section {
            background: var(--uno-gray);
            padding: 40px 0;
            text-align: center;
        }
        .score-form {
            max-width: 400px;
            margin: 20px auto 0;
            background: var(--uno-white);
            padding: 30px;
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            display: flex;
            gap: 14px;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
        }
        .score-form select {
            padding: 12px 18px;
            border-radius: 10px;
            border: 2px solid #e0e0e0;
            font-size: 1.1rem;
            background: var(--uno-white);
            cursor: pointer;
        }
        .score-form button {
            background: var(--uno-red);
            color: var(--uno-white);
            border: none;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            font-size: 1rem;
        }
        .score-form button:hover {
            background: var(--uno-dark);
        }
        .rating-stars {
            font-size: 1.5rem;
            color: var(--uno-accent);
            letter-spacing: 4px;
        }
        footer {
            background: var(--uno-black);
            color: rgba(255, 255, 255, .85);
            padding: 50px 0 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-grid h4 {
            color: var(--uno-white);
            font-size: 1.2rem;
            margin-bottom: 16px;
            color: var(--uno-accent);
        }
        .footer-grid ul {
            list-style: none;
        }
        .footer-grid li {
            margin-bottom: 10px;
        }
        .footer-grid a {
            color: rgba(255, 255, 255, .8);
        }
        .footer-grid a:hover {
            color: var(--uno-red);
        }
        friend-link {
            display: block;
            margin: 30px 0;
            padding: 20px;
            background: rgba(255, 255, 255, .05);
            border-radius: var(--radius);
            text-align: center;
        }
        friend-link a {
            margin: 0 14px;
            color: rgba(255, 255, 255, .8);
            font-weight: 500;
        }
        friend-link a:hover {
            color: var(--uno-red);
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 20px;
            text-align: center;
            font-size: .9rem;
            color: rgba(255, 255, 255, .6);
        }
        .toc {
            background: var(--uno-gray);
            border-radius: var(--radius);
            padding: 24px 30px;
            margin: 30px 0;
        }
        .toc h3 {
            color: var(--uno-dark);
            margin-bottom: 16px;
            font-size: 1.3rem;
        }
        .toc ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .toc li {
            margin-bottom: 10px;
            position: relative;
            padding-left: 24px;
        }
        .toc li::before {
            content: '▸';
            position: absolute;
            left: 0;
            color: var(--uno-red);
            font-weight: 700;
        }
        .toc a {
            color: var(--uno-dark);
        }
        .toc a:hover {
            color: var(--uno-red);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: var(--uno-gray);
            border-radius: var(--radius);
            padding: 24px;
            text-align: center;
            transition: var(--transition);
            border: 2px solid transparent;
        }
        .stat-card:hover {
            border-color: var(--uno-red);
            transform: translateY(-4px);
            box-shadow: var(--shadow-sm);
        }
        .stat-card .num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--uno-red);
        }
        .stat-card .label {
            font-size: .9rem;
            color: #6c757d;
            margin-top: 6px;
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        .pro-tip {
            background: linear-gradient(135deg, #fff8e1, #fff3cd);
            border: 2px solid #ffc107;
            border-radius: var(--radius);
            padding: 20px 24px;
            margin: 28px 0;
            position: relative;
        }
        .pro-tip strong {
            color: #b8860b;
        }
        @media(max-width:768px) {
            .header-inner {
                flex-wrap: wrap;
                padding: 12px 0;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0;
                padding: 10px 0;
                background: var(--uno-white);
                border-top: 1px solid #eee;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li {
                width: 100%;
                text-align: center;
            }
            .nav-menu a {
                display: block;
                padding: 12px;
                border-bottom: 1px solid #f0f0f0;
            }
            .nav-toggle {
                display: block;
            }
            .hero {
                padding: 50px 0 40px;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .btn {
                padding: 12px 24px;
                font-size: .9rem;
            }
            .main-content {
                padding: 30px 0;
            }
            .article-body h2 {
                font-size: 1.5rem;
            }
            .comment-form {
                padding: 20px;
            }
            .score-form {
                padding: 20px;
            }
        }
        @media(max-width:480px) {
            .breadcrumb .container {
                font-size: .8rem;
            }
            .hero p {
                font-size: .95rem;
            }
            .content-grid {
                gap: 24px;
            }
        }