*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #f5f7fa;
            color: #1a1a2e;
            line-height: 1.7;
            padding: 0 1rem;
        }
        a {
            color: #e10600;
            text-decoration: none;
            transition: color .2s;
        }
        a:hover,
        a:focus {
            color: #b00500;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #fff;
            border-radius: 20px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.06);
            padding: 0 1.5rem 3rem;
            position: relative;
            overflow: hidden;
        }
        header {
            padding: 1.2rem 0 0.8rem;
            border-bottom: 2px solid #f0f0f0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            position: relative;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #e10600, #ff4d4d);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #e10600;
            font-size: 1.7rem;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 1.2rem;
        }
        .main-nav {
            display: flex;
            gap: 1.2rem;
            flex-wrap: wrap;
            list-style: none;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 0.92rem;
            padding: 0.4rem 0.8rem;
            border-radius: 40px;
            transition: background 0.2s;
            color: #1a1a2e;
        }
        .main-nav a:hover {
            background: #f0f0f0;
            text-decoration: none;
        }
        .main-nav a i {
            margin-right: 0.3rem;
            color: #e10600;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #1a1a2e;
            padding: 0.2rem 0.5rem;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #f0f0f0;
        }
        .nav-toggle {
            display: none;
        }
        .breadcrumb {
            padding: 1rem 0 0.5rem;
            font-size: 0.85rem;
            color: #666;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            list-style: none;
            width: 100%;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #ccc;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb a:hover {
            color: #e10600;
        }
        .breadcrumb .current {
            color: #1a1a2e;
            font-weight: 600;
        }
        .hero {
            padding: 2.5rem 0 1.5rem;
            text-align: center;
        }
        .hero h1 {
            font-size: clamp(2rem, 5vw, 3.4rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: #0a0a1a;
        }
        .hero h1 span {
            background: linear-gradient(135deg, #e10600, #ff6b35);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero .sub {
            font-size: 1.15rem;
            color: #555;
            margin-top: 0.8rem;
            max-width: 720px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero .last-updated {
            display: inline-block;
            margin-top: 1rem;
            background: #f0f2f5;
            padding: 0.3rem 1.2rem;
            border-radius: 40px;
            font-size: 0.85rem;
            color: #555;
        }
        .hero .last-updated i {
            margin-right: 0.4rem;
            color: #e10600;
        }
        .feature-img-wrap {
            margin: 2rem 0 2.5rem;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
        }
        .feature-img-wrap img {
            width: 100%;
            aspect-ratio: 1200/630;
            object-fit: cover;
        }
        .feature-img-wrap figcaption {
            padding: 0.6rem 1rem;
            font-size: 0.85rem;
            color: #666;
            background: #fafafa;
            border-top: 1px solid #eee;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
        }
        @media (min-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr 280px;
            }
        }
        .main-article h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-top: 2.8rem;
            margin-bottom: 1rem;
            padding-bottom: 0.3rem;
            border-bottom: 3px solid #e10600;
            display: inline-block;
        }
        .main-article h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin-top: 2rem;
            margin-bottom: 0.7rem;
            color: #1a1a2e;
        }
        .main-article h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
            color: #2d2d44;
        }
        .main-article p {
            margin-bottom: 1.2rem;
            color: #2d2d44;
        }
        .main-article ul,
        .main-article ol {
            margin: 0.8rem 0 1.5rem 1.6rem;
        }
        .main-article li {
            margin-bottom: 0.5rem;
        }
        .main-article .highlight-box {
            background: #f8f9fc;
            border-left: 5px solid #e10600;
            padding: 1.2rem 1.5rem;
            border-radius: 0 12px 12px 0;
            margin: 1.5rem 0;
        }
        .main-article .highlight-box strong {
            color: #e10600;
        }
        .main-article table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.95rem;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .main-article table th {
            background: #1a1a2e;
            color: #fff;
            font-weight: 600;
            padding: 0.8rem 1rem;
            text-align: left;
        }
        .main-article table td {
            padding: 0.7rem 1rem;
            border-bottom: 1px solid #eee;
        }
        .main-article table tr:nth-child(even) td {
            background: #fafbfc;
        }
        .main-article table tr:hover td {
            background: #f0f2f5;
        }
        .main-article .emoji-big {
            font-size: 1.3rem;
            margin-right: 0.3rem;
        }
        .sidebar {
            background: #f8f9fc;
            border-radius: 16px;
            padding: 1.8rem 1.5rem;
            position: sticky;
            top: 1.5rem;
            align-self: start;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: #1a1a2e;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .sidebar ul {
            list-style: none;
            margin: 0;
        }
        .sidebar li {
            margin-bottom: 0.6rem;
        }
        .sidebar a {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.92rem;
            padding: 0.3rem 0;
            color: #2d2d44;
        }
        .sidebar a:hover {
            color: #e10600;
            text-decoration: none;
        }
        .sidebar a i {
            font-size: 0.7rem;
            color: #e10600;
        }
        .search-section {
            margin: 2.5rem 0 1.5rem;
            padding: 1.8rem 0;
            border-top: 2px solid #f0f0f0;
            border-bottom: 2px solid #f0f0f0;
        }
        .search-form {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-form input {
            flex: 1;
            min-width: 200px;
            padding: 0.8rem 1.2rem;
            border: 2px solid #ddd;
            border-radius: 60px;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
            background: #fff;
        }
        .search-form input:focus {
            border-color: #e10600;
        }
        .search-form button {
            padding: 0.8rem 1.8rem;
            background: #e10600;
            color: #fff;
            border: none;
            border-radius: 60px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #b00500;
            transform: scale(1.02);
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
            margin: 2rem 0 1rem;
        }
        @media (max-width: 700px) {
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }
        .card {
            background: #f8f9fc;
            border-radius: 16px;
            padding: 1.5rem 1.8rem;
            border: 1px solid #eee;
        }
        .card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .card textarea,
        .card input {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #ddd;
            border-radius: 10px;
            font-size: 0.95rem;
            font-family: inherit;
            outline: none;
            transition: border 0.2s;
            background: #fff;
            margin-bottom: 0.8rem;
        }
        .card textarea:focus,
        .card input:focus {
            border-color: #e10600;
        }
        .card textarea {
            min-height: 90px;
            resize: vertical;
        }
        .card .btn {
            padding: 0.6rem 1.6rem;
            background: #1a1a2e;
            color: #fff;
            border: none;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            font-size: 0.95rem;
        }
        .card .btn:hover {
            background: #2d2d44;
        }
        .card .btn-score {
            background: #e10600;
        }
        .card .btn-score:hover {
            background: #b00500;
        }
        .star-rating {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            color: #ddd;
            cursor: pointer;
            margin-bottom: 0.8rem;
            direction: rtl;
        }
        .star-rating i {
            transition: color 0.15s;
        }
        .star-rating i:hover,
        .star-rating i:hover~i {
            color: #ffb800;
        }
        .star-rating.selected i.active {
            color: #ffb800;
        }
        friend-link {
            display: block;
            margin-top: 3rem;
            padding: 1.5rem 0 1rem;
            border-top: 2px solid #f0f0f0;
        }
        friend-link h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #1a1a2e;
            margin-bottom: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        friend-link .links {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.5rem;
            list-style: none;
        }
        friend-link .links a {
            font-size: 0.9rem;
            color: #555;
        }
        friend-link .links a:hover {
            color: #e10600;
            text-decoration: underline;
        }
        footer {
            margin-top: 2.5rem;
            padding: 1.8rem 0 1rem;
            border-top: 2px solid #f0f0f0;
            text-align: center;
            font-size: 0.9rem;
            color: #666;
        }
        footer .copyright {
            font-weight: 500;
        }
        footer .copyright i {
            color: #e10600;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-wrapper .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #fff;
                padding: 1rem 0;
                gap: 0.3rem;
                border-top: 1px solid #eee;
                margin-top: 0.8rem;
            }
            .nav-toggle:checked~.nav-wrapper .main-nav {
                display: flex;
            }
            header {
                align-items: flex-start;
            }
            .nav-wrapper {
                flex-wrap: wrap;
                width: 100%;
            }
            .main-nav a {
                padding: 0.5rem 0.8rem;
                border-radius: 8px;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .sidebar {
                position: static;
            }
            .interaction-grid {
                grid-template-columns: 1fr;
            }
            .container {
                padding: 0 1rem 2rem;
            }
            .main-article table {
                font-size: 0.8rem;
            }
            .main-article table th,
            .main-article table td {
                padding: 0.5rem 0.6rem;
            }
        }
        @media (max-width: 480px) {
            .breadcrumb {
                font-size: 0.75rem;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .search-form input {
                min-width: 140px;
            }
            .card {
                padding: 1.2rem;
            }
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .text-sm {
            font-size: 0.9rem;
            color: #666;
        }
        .tag {
            display: inline-block;
            background: #eef0f4;
            padding: 0.15rem 0.8rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            color: #1a1a2e;
        }