*,
        *::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: #0b0d14;
            color: #e8eaf0;
            line-height: 1.75;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #8ab4f8;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover,
        a:focus-visible {
            color: #bbdefb;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 600;
            line-height: 1.3;
            color: #f0f4ff;
            margin-top: 1.8em;
            margin-bottom: 0.6em;
            letter-spacing: 0.01em;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.4em;
            border-bottom: 2px solid #2a3a5c;
            padding-bottom: 0.3em;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 1px solid #1e2a44;
            padding-bottom: 0.25em;
        }
        h3 {
            font-size: 1.4rem;
        }
        h4 {
            font-size: 1.15rem;
            color: #cbd5e8;
        }
        p {
            margin-bottom: 1.2em;
            color: #d0d6e3;
        }
        ul,
        ol {
            margin: 0.8em 0 1.4em 1.8em;
            color: #d0d6e3;
        }
        li {
            margin-bottom: 0.4em;
        }
        strong {
            color: #f5f9ff;
            font-weight: 600;
        }
        em {
            color: #b4c8f0;
        }
        blockquote {
            border-left: 4px solid #4a6fa5;
            padding: 0.8em 1.2em;
            margin: 1.4em 0;
            background: #131a2a;
            border-radius: 0 8px 8px 0;
            color: #c8d4ea;
            font-style: italic;
        }
        hr {
            border: none;
            border-top: 1px solid #1e2a44;
            margin: 2.4em 0;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: #111725;
            border-bottom: 1px solid #1e2a44;
            padding: 0.8rem 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            background-color: rgba(11, 13, 20, 0.92);
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 700;
            background: linear-gradient(135deg, #8ab4f8, #c084fc);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.02em;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #8ab4f8;
            font-size: 1.4rem;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        nav.main-nav {
            display: flex;
            align-items: center;
            gap: 0.5rem 1.2rem;
            flex-wrap: wrap;
        }
        nav.main-nav a {
            color: #b0c4e8;
            font-size: 0.95rem;
            padding: 0.3rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
            white-space: nowrap;
        }
        nav.main-nav a:hover,
        nav.main-nav a:focus-visible {
            background: #1e2a44;
            color: #fff;
            text-decoration: none;
        }
        .menu-toggle {
            display: none;
            background: none;
            border: 1px solid #2a3a5c;
            color: #e8eaf0;
            font-size: 1.4rem;
            padding: 0.3rem 0.8rem;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .menu-toggle:hover {
            background: #1e2a44;
        }
        .breadcrumb {
            background: #0f1420;
            padding: 0.8rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #1a2338;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.6rem;
            margin: 0;
            padding: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #5a6a8a;
        }
        .breadcrumb a {
            color: #7a8aaa;
        }
        .breadcrumb a:hover {
            color: #8ab4f8;
        }
        .breadcrumb .current {
            color: #c0cce8;
        }
        main {
            flex: 1;
            padding: 2rem 0 3rem;
        }
        .search-section {
            background: #111725;
            border: 1px solid #1e2a44;
            border-radius: 12px;
            padding: 1.8rem 2rem;
            margin: 2rem 0 2.8rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
        }
        .search-section label {
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            color: #c0cce8;
        }
        .search-section input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 0.7rem 1.2rem;
            border: 1px solid #2a3a5c;
            border-radius: 8px;
            background: #0b0d14;
            color: #e8eaf0;
            font-size: 0.95rem;
            transition: border 0.2s;
        }
        .search-section input[type="text"]:focus {
            outline: none;
            border-color: #4a6fa5;
            box-shadow: 0 0 0 3px rgba(74, 111, 165, 0.25);
        }
        .search-section button {
            padding: 0.7rem 1.6rem;
            background: #1e3a6a;
            border: none;
            border-radius: 8px;
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-section button:hover {
            background: #2a4a8a;
            transform: translateY(-1px);
        }
        .search-section button:active {
            transform: translateY(0);
        }
        .interaction-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2.8rem 0;
        }
        .comment-box,
        .score-box {
            background: #111725;
            border: 1px solid #1e2a44;
            border-radius: 12px;
            padding: 1.8rem 2rem;
        }
        .comment-box h3,
        .score-box h3 {
            margin-top: 0;
            border-bottom: 1px solid #1e2a44;
            padding-bottom: 0.5rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .comment-box textarea {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid #2a3a5c;
            border-radius: 8px;
            background: #0b0d14;
            color: #e8eaf0;
            font-size: 0.95rem;
            min-height: 110px;
            resize: vertical;
            font-family: inherit;
            transition: border 0.2s;
        }
        .comment-box textarea:focus {
            outline: none;
            border-color: #4a6fa5;
            box-shadow: 0 0 0 3px rgba(74, 111, 165, 0.2);
        }
        .comment-box .form-row,
        .score-box .form-row {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin-top: 0.8rem;
            align-items: center;
        }
        .comment-box button,
        .score-box button {
            padding: 0.6rem 1.4rem;
            background: #1e3a6a;
            border: none;
            border-radius: 8px;
            color: #fff;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            font-size: 0.9rem;
        }
        .comment-box button:hover,
        .score-box button:hover {
            background: #2a4a8a;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            gap: 0.2rem;
            font-size: 1.6rem;
            color: #3a4a6a;
            cursor: pointer;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            transition: color 0.15s;
            cursor: pointer;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f0c040;
        }
        .link-list {
            background: #0f1420;
            border: 1px solid #1a2338;
            border-radius: 10px;
            padding: 1.4rem 1.8rem;
            margin: 2rem 0;
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.4rem;
        }
        .link-list a {
            font-size: 0.92rem;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            padding: 0.2rem 0;
        }
        .link-list a i {
            font-size: 0.75rem;
            color: #5a7aaa;
        }
        footer {
            background: #0a0e18;
            border-top: 1px solid #1a2338;
            padding: 2rem 1.5rem 1.5rem;
            margin-top: auto;
        }
        footer .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
        footer .copyright {
            grid-column: 1 / -1;
            text-align: center;
            font-size: 0.85rem;
            color: #5a6a8a;
            padding-top: 1.2rem;
            border-top: 1px solid #1a2338;
            margin-top: 1rem;
        }
        footer .copyright p {
            color: #5a6a8a;
            margin-bottom: 0.3rem;
        }
        friend-link {
            display: flex;
            flex-direction: column;
            gap: 0.4rem;
        }
        friend-link a {
            color: #7a8aaa;
            font-size: 0.9rem;
        }
        friend-link a:hover {
            color: #8ab4f8;
        }
        friend-link .friend-heading {
            font-weight: 600;
            color: #b0c4e8;
            margin-bottom: 0.3rem;
            font-size: 1rem;
        }
        @media (max-width: 820px) {
            .interaction-section {
                grid-template-columns: 1fr;
            }
            footer .container {
                grid-template-columns: 1fr;
            }
            header {
                padding: 0.6rem 1rem;
            }
            .menu-toggle {
                display: block;
            }
            nav.main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding-top: 0.8rem;
                gap: 0.3rem;
            }
            nav.main-nav.open {
                display: flex;
            }
            nav.main-nav a {
                padding: 0.6rem 0.8rem;
                border-radius: 6px;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .search-section {
                flex-direction: column;
                align-items: stretch;
            }
            .search-section input[type="text"] {
                min-width: unset;
            }
            .star-rating {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            .search-section,
            .comment-box,
            .score-box {
                padding: 1.2rem;
            }
            .link-list {
                padding: 1rem 1.2rem;
            }
            h1 {
                font-size: 1.5rem;
            }
            .my-logo {
                font-size: 1.3rem;
            }
        }
        .text-muted {
            color: #5a6a8a;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .last-updated {
            font-size: 0.85rem;
            color: #5a7aaa;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            margin-top: 2rem;
            padding-top: 1rem;
            border-top: 1px solid #1a2338;
        }
        .featured-img-wrap {
            margin: 2rem 0;
            border-radius: 12px;
            overflow: hidden;
            background: #111725;
            padding: 0.5rem;
            border: 1px solid #1e2a44;
        }
        .featured-img-wrap figcaption {
            padding: 0.6rem 0.8rem;
            font-size: 0.85rem;
            color: #7a8aaa;
            text-align: center;
        }
        .schema-hidden {
            display: none;
        }