*, *::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: #0d0f1a;
            color: #e8eaf0;
            line-height: 1.75;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #f7c948;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: #ffd966;
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 2px solid #f7c948;
            outline-offset: 4px;
            border-radius: 4px;
        }
        ul, ol {
            padding-left: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #ffffff;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
        }
        h1 { font-size: 2.4rem; margin-top: 0.4rem; }
        h2 { font-size: 1.8rem; border-bottom: 2px solid #2a2e42; padding-bottom: 0.4rem; }
        h3 { font-size: 1.4rem; }
        h4 { font-size: 1.15rem; }
        p {
            margin-bottom: 1.2rem;
            color: #d0d4e0;
        }
        strong, b {
            color: #fff;
            font-weight: 600;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #14182b 0%, #1f2440 100%);
            border-bottom: 1px solid #2e3350;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0,0,0,0.6);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            background: linear-gradient(135deg, #f7c948, #f5a623);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .my-logo i {
            font-size: 1.8rem;
            -webkit-text-fill-color: initial;
            color: #f7c948;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            -webkit-text-fill-color: initial;
            color: #aab0cc;
            letter-spacing: 0.3px;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .nav-menu {
            display: flex;
            list-style: none;
            gap: 0.3rem;
            flex-wrap: wrap;
            padding: 0;
        }
        .nav-menu li {
            margin-bottom: 0;
        }
        .nav-menu a {
            display: block;
            padding: 0.5rem 1rem;
            border-radius: 8px;
            font-size: 0.9rem;
            font-weight: 500;
            color: #c8cce0;
            transition: background 0.25s, color 0.25s;
        }
        .nav-menu a:hover {
            background: #2a2e4a;
            color: #f7c948;
            text-decoration: none;
        }
        .nav-menu a i {
            margin-right: 0.4rem;
            font-size: 0.8rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: 1px solid #3e4360;
            color: #e8eaf0;
            font-size: 1.5rem;
            padding: 0.4rem 0.8rem;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #2a2e4a;
        }
        .hamburger:focus-visible {
            outline: 2px solid #f7c948;
        }
        .breadcrumb {
            background: #191e32;
            padding: 0.7rem 0;
            border-bottom: 1px solid #262b44;
            font-size: 0.85rem;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            gap: 0.4rem;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.4rem;
            color: #6a7090;
        }
        .breadcrumb a {
            color: #9aa0c0;
        }
        .breadcrumb a:hover {
            color: #f7c948;
        }
        .breadcrumb .current {
            color: #d0d4e0;
            font-weight: 500;
        }
        .search-section {
            background: #14182b;
            padding: 1.5rem 0;
            border-bottom: 1px solid #262b44;
        }
        .search-form {
            display: flex;
            gap: 0.8rem;
            max-width: 560px;
            margin: 0 auto;
        }
        .search-form input[type="text"] {
            flex: 1;
            padding: 0.8rem 1.2rem;
            border-radius: 8px;
            border: 1px solid #3e4360;
            background: #1a1e34;
            color: #e8eaf0;
            font-size: 1rem;
            transition: border 0.25s;
        }
        .search-form input[type="text"]::placeholder {
            color: #6a7090;
        }
        .search-form input[type="text"]:focus {
            border-color: #f7c948;
            outline: none;
            box-shadow: 0 0 0 3px rgba(247,201,72,0.15);
        }
        .search-form button {
            padding: 0.8rem 1.6rem;
            background: linear-gradient(135deg, #f7c948, #e5a820);
            border: none;
            border-radius: 8px;
            color: #0d0f1a;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .search-form button:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(247,201,72,0.3);
        }
        .search-form button i {
            margin-right: 0.4rem;
        }
        .main-content {
            flex: 1;
            padding: 2rem 0 3rem;
        }
        .article-body {
            background: #111522;
            border-radius: 16px;
            padding: 2rem 2.2rem;
            border: 1px solid #262b44;
            box-shadow: 0 8px 40px rgba(0,0,0,0.3);
        }
        .article-body h1 {
            font-size: 2.2rem;
            background: linear-gradient(135deg, #f7c948, #f5a623);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .article-body h2 {
            margin-top: 2.8rem;
        }
        .article-body h3 {
            margin-top: 2rem;
        }
        .article-body h4 {
            margin-top: 1.4rem;
        }
        .article-body p {
            margin-bottom: 1.2rem;
        }
        .featured-image {
            margin: 2rem 0;
            border-radius: 12px;
            overflow: hidden;
            background: #1a1e34;
            box-shadow: 0 4px 24px rgba(0,0,0,0.4);
        }
        .featured-image img {
            width: 100%;
            object-fit: cover;
            min-height: 200px;
            max-height: 420px;
        }
        .featured-image figcaption {
            padding: 0.6rem 1rem;
            font-size: 0.85rem;
            color: #9aa0c0;
            background: #191e32;
        }
        .update-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: #1f2440;
            padding: 0.4rem 1rem;
            border-radius: 30px;
            font-size: 0.8rem;
            color: #aab0cc;
            border: 1px solid #2e3350;
            margin-bottom: 1.2rem;
        }
        .update-badge i {
            color: #f7c948;
        }
        .link-card {
            display: inline-block;
            background: #1a1e34;
            border: 1px solid #2e3350;
            border-radius: 8px;
            padding: 0.6rem 1.2rem;
            margin: 0.3rem 0;
            font-weight: 500;
            transition: background 0.25s, border-color 0.25s;
        }
        .link-card:hover {
            background: #24294a;
            border-color: #f7c948;
            text-decoration: none;
        }
        .link-card i {
            margin-right: 0.5rem;
            color: #f7c948;
        }
        .tip-box {
            background: linear-gradient(135deg, #1a1e38, #1f2448);
            border-left: 4px solid #f7c948;
            padding: 1.2rem 1.6rem;
            border-radius: 0 12px 12px 0;
            margin: 1.6rem 0;
        }
        .tip-box p:last-child {
            margin-bottom: 0;
        }
        .interaction-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 1px solid #262b44;
        }
        .interaction-card {
            background: #14182b;
            border-radius: 12px;
            padding: 1.6rem;
            border: 1px solid #262b44;
        }
        .interaction-card h3 {
            margin-top: 0;
            margin-bottom: 1.2rem;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .interaction-card h3 i {
            color: #f7c948;
        }
        .interaction-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .interaction-card label {
            font-size: 0.9rem;
            font-weight: 500;
            color: #b0b8d0;
        }
        .interaction-card input,
        .interaction-card textarea,
        .interaction-card select {
            padding: 0.7rem 1rem;
            border-radius: 8px;
            border: 1px solid #3e4360;
            background: #1a1e34;
            color: #e8eaf0;
            font-size: 0.95rem;
            font-family: inherit;
            transition: border 0.25s;
        }
        .interaction-card input:focus,
        .interaction-card textarea:focus,
        .interaction-card select:focus {
            border-color: #f7c948;
            outline: none;
            box-shadow: 0 0 0 3px rgba(247,201,72,0.12);
        }
        .interaction-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .interaction-card .btn-submit {
            padding: 0.7rem 1.6rem;
            background: linear-gradient(135deg, #f7c948, #e5a820);
            border: none;
            border-radius: 8px;
            color: #0d0f1a;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
            align-self: flex-start;
        }
        .interaction-card .btn-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(247,201,72,0.25);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.3rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #3e4360;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f7c948;
        }
        friend-link {
            display: block;
            margin-top: 2rem;
            padding-top: 1.6rem;
            border-top: 1px solid #262b44;
        }
        friend-link::before {
            content: "🔗 🤝 Friend Links";
            display: block;
            font-size: 1.1rem;
            font-weight: 700;
            color: #f7c948;
            margin-bottom: 0.8rem;
        }
        .friend-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.6rem;
            list-style: none;
            padding: 0;
        }
        .friend-list li {
            margin-bottom: 0;
        }
        .friend-list a {
            color: #9aa0c0;
            font-size: 0.9rem;
        }
        .friend-list a:hover {
            color: #f7c948;
        }
        .site-footer {
            background: #0a0c16;
            border-top: 1px solid #1f2440;
            padding: 2rem 0 1.5rem;
            margin-top: 2rem;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            font-size: 0.85rem;
            color: #6a7090;
        }
        .footer-inner .copyright {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
        }
        .footer-inner .copyright i {
            color: #f7c948;
        }
        @media (max-width: 820px) {
            .header-inner {
                flex-direction: row;
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #14182b;
                border-radius: 12px;
                padding: 0.8rem;
                border: 1px solid #2e3350;
                margin-top: 0.6rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 0.7rem 1rem;
                border-radius: 6px;
            }
            .nav-wrapper {
                flex-wrap: wrap;
            }
            .interaction-section {
                grid-template-columns: 1fr;
            }
            .article-body {
                padding: 1.2rem 1rem;
            }
            .article-body h1 {
                font-size: 1.6rem;
            }
            .article-body h2 {
                font-size: 1.4rem;
            }
            .article-body h3 {
                font-size: 1.2rem;
            }
            .search-form {
                flex-direction: column;
            }
            .footer-inner {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.8rem;
            }
            .article-body {
                padding: 0.8rem 0.8rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .my-logo i {
                font-size: 1.4rem;
            }
            .breadcrumb ol {
                font-size: 0.75rem;
                gap: 0.2rem;
            }
            .interaction-card {
                padding: 1rem;
            }
            .star-rating label {
                font-size: 1.4rem;
            }
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            border: 0;
        }
        .text-gold {
            color: #f7c948;
        }
        .mt-1 { margin-top: 1rem; }
        .mb-1 { margin-bottom: 1rem; }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }