*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            background: #0f0f1a;
            color: #e8e8f0;
            line-height: 1.75;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #7bb8ff;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover,
        a:focus-visible {
            color: #b8d8ff;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: #f0f4ff;
            letter-spacing: 0.01em;
        }
        h1 {
            font-size: 2.4rem;
            margin-bottom: 1rem;
        }
        h2 {
            font-size: 1.8rem;
            margin: 2.8rem 0 1.2rem;
            border-bottom: 2px solid #2a2a4a;
            padding-bottom: 0.5rem;
        }
        h3 {
            font-size: 1.4rem;
            margin: 2rem 0 0.8rem;
        }
        h4 {
            font-size: 1.15rem;
            margin: 1.2rem 0 0.5rem;
            color: #c8d8ff;
        }
        p {
            margin-bottom: 1.2rem;
        }
        ul,
        ol {
            margin: 0.8rem 0 1.2rem 1.6rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        blockquote {
            border-left: 4px solid #4a6a8a;
            background: #1a1a30;
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #c8d0e0;
        }
        hr {
            border: none;
            border-top: 1px solid #2a2a4a;
            margin: 2.5rem 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
            width: 100%;
        }
        .site-header {
            background: linear-gradient(135deg, #0d0d1a 0%, #1a1a3a 100%);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.6);
            border-bottom: 1px solid #2a2a5a;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem 1rem;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            background: linear-gradient(135deg, #f0c060, #ff8a5c, #ff5e7a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            -webkit-text-fill-color: initial;
            color: #f0c060;
            font-size: 1.8rem;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            padding: 0.5rem 0.9rem;
            border-radius: 8px;
            font-weight: 500;
            font-size: 0.92rem;
            color: #c8d0e8;
            transition: background 0.2s, color 0.2s;
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a:focus-visible {
            background: #2a2a5a;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #e8e8f0;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 0.3rem 0.6rem;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #2a2a5a;
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.3rem 0.6rem;
            padding: 0.8rem 0;
            font-size: 0.88rem;
            color: #8899b0;
            list-style: none;
        }
        .breadcrumb li {
            margin: 0;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .breadcrumb li+li::before {
            content: "/";
            color: #556;
            margin-right: 0.4rem;
        }
        .breadcrumb a {
            color: #7bb8ff;
        }
        .breadcrumb .current {
            color: #c8d0e0;
            font-weight: 500;
        }
        .search-wrap {
            display: flex;
            max-width: 480px;
            margin: 1.5rem 0 2rem;
            border-radius: 40px;
            overflow: hidden;
            border: 1px solid #2a3a5a;
            background: #18182a;
            transition: border-color 0.3s, box-shadow 0.3s;
        }
        .search-wrap:focus-within {
            border-color: #5a7aaa;
            box-shadow: 0 0 0 3px rgba(90, 122, 170, 0.25);
        }
        .search-wrap input {
            flex: 1;
            padding: 0.85rem 1.2rem;
            border: none;
            background: transparent;
            color: #f0f4ff;
            font-size: 0.95rem;
            outline: none;
            min-width: 0;
        }
        .search-wrap input::placeholder {
            color: #667;
        }
        .search-wrap button {
            background: #2a4a7a;
            border: none;
            color: #fff;
            padding: 0.85rem 1.5rem;
            cursor: pointer;
            font-size: 1.05rem;
            transition: background 0.25s;
            flex-shrink: 0;
        }
        .search-wrap button:hover {
            background: #3a5a9a;
        }
        .content-area {
            flex: 1;
            padding: 1.5rem 0 3rem;
        }
        .featured-img {
            margin: 1.8rem 0 2.5rem;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
        }
        .featured-img img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: #1a1a2e;
        }
        .img-caption {
            font-size: 0.85rem;
            color: #778;
            text-align: center;
            padding: 0.5rem 0 0;
            font-style: italic;
        }
        .interaction-section {
            background: #16162a;
            border-radius: 16px;
            padding: 2rem 1.8rem;
            margin: 3rem 0 2rem;
            border: 1px solid #2a2a4a;
        }
        .interaction-section h3 {
            margin-top: 0;
        }
        .rating-stars {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.25rem;
            font-size: 2rem;
            margin: 0.8rem 0 1.2rem;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            cursor: pointer;
            color: #444;
            transition: color 0.2s, transform 0.15s;
        }
        .rating-stars label:hover,
        .rating-stars label:hover~label,
        .rating-stars input:checked~label {
            color: #f7c948;
        }
        .rating-stars label:hover {
            transform: scale(1.15);
        }
        .rating-stars label i {
            font-size: 2rem;
        }
        .comment-form textarea {
            width: 100%;
            padding: 1rem;
            border-radius: 12px;
            border: 1px solid #2a3a5a;
            background: #0f0f1e;
            color: #e8e8f0;
            font-size: 0.95rem;
            resize: vertical;
            min-height: 100px;
            font-family: inherit;
            transition: border-color 0.3s;
        }
        .comment-form textarea:focus {
            outline: none;
            border-color: #5a7aaa;
            box-shadow: 0 0 0 3px rgba(90, 122, 170, 0.15);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.8rem;
            border: none;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            background: #2a4a7a;
            color: #fff;
        }
        .btn:hover {
            background: #3a5a9a;
            transform: translateY(-1px);
        }
        .btn:active {
            transform: translateY(0);
        }
        .btn-primary {
            background: linear-gradient(135deg, #f0a030, #e07040);
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, #f5b040, #e88050);
        }
        .btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin-top: 1rem;
        }
        friend-link {
            display: block;
            padding: 2rem 0 1rem;
            border-top: 1px solid #2a2a4a;
            margin-top: 2rem;
        }
        friend-link .fl-head {
            font-weight: 600;
            font-size: 1.1rem;
            margin-bottom: 0.8rem;
            color: #aab8d0;
        }
        friend-link .fl-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 1.2rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        friend-link .fl-list li {
            margin: 0;
        }
        friend-link .fl-list a {
            color: #7bb8ff;
            font-size: 0.92rem;
        }
        .site-footer {
            background: #0a0a18;
            border-top: 1px solid #1a1a3a;
            padding: 2rem 0;
            text-align: center;
            font-size: 0.88rem;
            color: #667;
            margin-top: auto;
        }
        .site-footer .copyright {
            margin-top: 0.5rem;
            color: #556;
        }
        .schema-hidden {
            display: none;
        }
        @media (max-width: 820px) {
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .hamburger {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: #12122a;
                padding: 0.8rem 0;
                border-radius: 12px;
                margin-top: 0.5rem;
                border: 1px solid #2a2a4a;
            }
            .main-nav a {
                padding: 0.7rem 1.2rem;
                width: 100%;
                text-align: left;
                border-radius: 0;
            }
            #nav-toggle:checked~.main-nav {
                display: flex;
            }
            .interaction-section {
                padding: 1.5rem 1rem;
            }
            .rating-stars {
                font-size: 1.6rem;
            }
            .rating-stars label i {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.9rem;
            }
            h1 {
                font-size: 1.5rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .my-logo i {
                font-size: 1.3rem;
            }
            .search-wrap input {
                padding: 0.6rem 0.9rem;
                font-size: 0.85rem;
            }
            .search-wrap button {
                padding: 0.6rem 1rem;
                font-size: 0.9rem;
            }
            .btn {
                padding: 0.6rem 1.2rem;
                font-size: 0.85rem;
            }
            .breadcrumb {
                font-size: 0.78rem;
            }
        }
        @media (min-width: 821px) {
            .hamburger {
                display: none !important;
            }
            #nav-toggle {
                display: none !important;
            }
            .main-nav {
                display: flex !important;
            }
        }
        .highlight {
            background: linear-gradient(120deg, rgba(240, 160, 48, 0.15), rgba(224, 112, 64, 0.08));
            padding: 0.1rem 0.4rem;
            border-radius: 4px;
            font-weight: 600;
            color: #f0d080;
        }
        .pill {
            display: inline-block;
            background: #1a2a4a;
            padding: 0.2rem 0.9rem;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 500;
            color: #8ab;
            margin-right: 0.3rem;
            margin-bottom: 0.3rem;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 1rem;
            margin: 1.5rem 0;
        }
        .stat-card {
            background: #16162a;
            padding: 1.2rem;
            border-radius: 12px;
            text-align: center;
            border: 1px solid #2a2a4a;
        }
        .stat-card .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: #f0c060;
        }
        .stat-card .label {
            font-size: 0.85rem;
            color: #889;
        }
        .toc {
            background: #16162a;
            border-radius: 12px;
            padding: 1.2rem 1.8rem;
            margin: 1.5rem 0 2rem;
            border: 1px solid #2a2a4a;
        }
        .toc ol {
            margin: 0.5rem 0 0 1.2rem;
        }
        .toc a {
            color: #9ab;
        }
        .toc a:hover {
            color: #cdf;
        }
        .two-col {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
            margin: 1.5rem 0;
        }
        @media (max-width: 640px) {
            .two-col {
                grid-template-columns: 1fr;
            }
        }