*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #0b0e14;
            color: #e8edf3;
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #7fc8ff;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover,
        a:focus-visible {
            color: #b8e0ff;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: #f0f4fa;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.4rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 2px solid #2a3342;
            padding-bottom: 0.35rem;
        }
        h3 {
            font-size: 1.4rem;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #cbd5e1;
        }
        p {
            margin-bottom: 1.1rem;
        }
        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 1.2rem;
            width: 100%;
        }
        .site-header {
            background: #141a24;
            border-bottom: 2px solid #2a3342;
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(6px);
            background: rgba(20, 26, 36, 0.96);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.6rem 1rem;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            background: linear-gradient(135deg, #f97316, #facc15);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: initial;
            color: #facc15;
            font-size: 1.5rem;
        }
        .my-logo:hover {
            opacity: 0.88;
            text-decoration: none;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 0.4rem 0.8rem;
            flex-wrap: wrap;
            padding: 0;
        }
        .nav-list a {
            padding: 0.4rem 0.7rem;
            border-radius: 6px;
            font-weight: 500;
            font-size: 0.92rem;
            color: #cbd5e1;
            transition: background 0.2s, color 0.2s;
        }
        .nav-list a:hover,
        .nav-list a:focus-visible {
            background: #2a3342;
            color: #facc15;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: 2px solid #4b5563;
            color: #e8edf3;
            font-size: 1.4rem;
            padding: 0.3rem 0.7rem;
            border-radius: 6px;
            cursor: pointer;
            transition: border-color 0.2s;
        }
        .hamburger:hover {
            border-color: #facc15;
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            padding: 0.8rem 0 0.4rem;
            font-size: 0.85rem;
            color: #9ca3af;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb a {
            color: #7fc8ff;
        }
        .breadcrumb span {
            color: #d1d5db;
        }
        .main-content {
            flex: 1;
            padding: 1.6rem 0 3rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.2rem;
            align-items: start;
        }
        .content-body {
            background: #161d29;
            border-radius: 18px;
            padding: 2rem 2.2rem;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
        }
        .sidebar {
            background: #141a24;
            border-radius: 18px;
            padding: 1.6rem 1.4rem;
            border: 1px solid #2a3342;
            position: sticky;
            top: 90px;
        }
        .sidebar h3 {
            font-size: 1.15rem;
            margin-top: 0;
            margin-bottom: 0.8rem;
            color: #facc15;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
        }
        .sidebar li {
            margin-bottom: 0.5rem;
        }
        .sidebar a {
            display: block;
            padding: 0.3rem 0.6rem;
            border-radius: 4px;
            font-size: 0.92rem;
        }
        .sidebar a:hover {
            background: #1e293b;
            text-decoration: none;
        }
        .feature-image-wrap {
            margin: 1.8rem 0 2.2rem;
            border-radius: 14px;
            overflow: hidden;
            background: #0f1622;
            padding: 6px;
            border: 1px solid #2a3342;
        }
        .feature-image-wrap img {
            width: 100%;
            border-radius: 10px;
        }
        .feature-image-wrap figcaption {
            text-align: center;
            font-size: 0.85rem;
            color: #9ca3af;
            padding: 0.5rem 0 0.2rem;
        }
        .search-section {
            background: #0f1622;
            border-radius: 14px;
            padding: 1.5rem 1.8rem;
            margin: 2rem 0 1.6rem;
            border: 1px solid #2a3342;
        }
        .search-form {
            display: flex;
            gap: 0.6rem;
            flex-wrap: wrap;
        }
        .search-form input {
            flex: 1;
            min-width: 180px;
            padding: 0.75rem 1.2rem;
            border-radius: 30px;
            border: 1px solid #4b5563;
            background: #1e293b;
            color: #f0f4fa;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.25s;
        }
        .search-form input:focus {
            border-color: #facc15;
        }
        .search-form button {
            background: #facc15;
            color: #0b0e14;
            border: none;
            padding: 0.7rem 1.6rem;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #fbbf24;
            transform: scale(1.02);
        }
        .interaction-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.6rem;
            margin: 2.4rem 0 1.2rem;
        }
        .comment-box,
        .rating-box {
            background: #0f1622;
            border-radius: 14px;
            padding: 1.4rem 1.5rem;
            border: 1px solid #2a3342;
        }
        .comment-box h3,
        .rating-box h3 {
            margin-top: 0;
            font-size: 1.1rem;
            color: #facc15;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .comment-form textarea {
            width: 100%;
            padding: 0.7rem 1rem;
            border-radius: 10px;
            border: 1px solid #4b5563;
            background: #1e293b;
            color: #f0f4fa;
            font-size: 0.95rem;
            resize: vertical;
            min-height: 80px;
            outline: none;
            transition: border-color 0.25s;
            font-family: inherit;
        }
        .comment-form textarea:focus {
            border-color: #facc15;
        }
        .comment-form button,
        .rating-form button {
            background: #facc15;
            color: #0b0e14;
            border: none;
            padding: 0.5rem 1.4rem;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.2s;
            margin-top: 0.6rem;
        }
        .comment-form button:hover,
        .rating-form button:hover {
            background: #fbbf24;
        }
        .rating-stars {
            display: flex;
            gap: 0.4rem;
            font-size: 1.6rem;
            color: #4b5563;
            cursor: pointer;
            margin: 0.4rem 0 0.6rem;
            flex-wrap: wrap;
        }
        .rating-stars i {
            transition: color 0.2s, transform 0.15s;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #facc15;
            transform: scale(1.15);
        }
        .site-footer {
            background: #0f1622;
            border-top: 2px solid #2a3342;
            padding: 2.2rem 0 1.8rem;
            margin-top: auto;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        .footer-inner h4 {
            color: #facc15;
            margin-top: 0;
            font-size: 1rem;
        }
        .footer-links {
            list-style: none;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 0.35rem;
        }
        .footer-links a {
            font-size: 0.9rem;
        }
        friend-link {
            display: block;
            background: #1a2230;
            padding: 0.8rem 1.2rem;
            border-radius: 10px;
            margin: 1.2rem 0 0.6rem;
            border-left: 4px solid #facc15;
            font-size: 0.92rem;
        }
        friend-link a {
            margin: 0 0.3rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.6rem;
            border-top: 1px solid #2a3342;
            margin-top: 1.6rem;
            font-size: 0.85rem;
            color: #9ca3af;
        }
        .copyright strong {
            color: #d1d5db;
        }
        @media (max-width: 900px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                order: 2;
            }
            .content-body {
                order: 1;
            }
            .interaction-section {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 700px) {
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #141a24;
                padding: 0.6rem 0;
                border-radius: 10px;
                border: 1px solid #2a3342;
                margin-top: 0.4rem;
            }
            .nav-list a {
                display: block;
                padding: 0.5rem 1.2rem;
            }
            .hamburger {
                display: inline-block;
            }
            #nav-toggle:checked~.nav-list {
                display: flex;
            }
            .header-inner {
                align-items: center;
            }
            .nav-wrapper {
                flex-wrap: wrap;
                width: 100%;
            }
            .content-body {
                padding: 1.2rem 1rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
        }
        @media (max-width: 480px) {
            .search-form input {
                min-width: 120px;
                font-size: 0.9rem;
            }
            .search-form button {
                padding: 0.5rem 1.2rem;
                font-size: 0.9rem;
            }
            .rating-stars {
                font-size: 1.3rem;
            }
            .my-logo {
                font-size: 1.3rem;
            }
        }
        .highlight {
            color: #facc15;
            font-weight: 600;
        }
        .badge {
            display: inline-block;
            background: #facc15;
            color: #0b0e14;
            padding: 0.15rem 0.7rem;
            border-radius: 30px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.3px;
        }
        .divider {
            border: 0;
            height: 1px;
            background: linear-gradient(to right, transparent, #2a3342, transparent);
            margin: 2rem 0;
        }
        .last-updated {
            font-size: 0.85rem;
            color: #9ca3af;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 0.8rem;
        }
        .last-updated i {
            color: #facc15;
        }
        :target {
            scroll-margin-top: 80px;
        }