*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            background: #0d0d1a;
            color: #e8e8f0;
            line-height: 1.7;
            padding: 0 1rem;
            max-width: 1280px;
            margin: 0 auto;
        }
        a {
            color: #f5c542;
            text-decoration: none;
            transition: color 0.25s;
        }
        a:hover,
        a:focus {
            color: #ffdd77;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        h1,
        h2,
        h3,
        h4 {
            font-weight: 700;
            line-height: 1.25;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
            color: #f5d742;
        }
        h1 {
            font-size: 2.2rem;
            border-left: 6px solid #f5c542;
            padding-left: 1rem;
            margin-top: 1rem;
        }
        h2 {
            font-size: 1.75rem;
            border-bottom: 2px solid #2a2a4a;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.35rem;
            color: #f0d060;
        }
        h4 {
            font-size: 1.1rem;
            color: #e8c84a;
        }
        p {
            margin-bottom: 1.2rem;
        }
        ul,
        ol {
            margin: 0.8rem 0 1.4rem 2rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        b,
        strong {
            color: #fff;
            font-weight: 700;
        }
        hr {
            border: none;
            border-top: 2px solid #2a2a4a;
            margin: 2.5rem 0;
        }
        header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 1.2rem 0 0.6rem;
            border-bottom: 2px solid #2a2a4a;
            position: relative;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            background: linear-gradient(135deg, #f5c542, #f0a500);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: 1px;
            text-shadow: 0 0 20px rgba(245, 197, 66, 0.25);
            display: inline-block;
        }
        .my-logo:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #f5c542;
            color: #f5c542;
            font-size: 1.6rem;
            padding: 0.3rem 0.8rem;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            background: #f5c54222;
        }
        .nav-menu {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem 2rem;
            align-items: center;
            list-style: none;
            margin: 0;
        }
        .nav-menu a {
            font-weight: 600;
            padding: 0.3rem 0;
            border-bottom: 2px solid transparent;
        }
        .nav-menu a:hover {
            border-bottom-color: #f5c542;
            text-decoration: none;
        }
        #nav-toggle-check {
            display: none;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.8rem;
            font-size: 0.9rem;
            padding: 0.8rem 0 0.2rem;
            color: #aaa;
            list-style: none;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #666;
        }
        .breadcrumb a {
            color: #c9a84a;
        }
        .search-block {
            background: #1a1a30;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            margin: 2rem 0;
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            align-items: center;
            border: 1px solid #2a2a50;
        }
        .search-block label {
            font-weight: 600;
            font-size: 1.1rem;
            flex: 0 0 auto;
        }
        .search-block input[type="text"] {
            flex: 1 1 220px;
            padding: 0.75rem 1.2rem;
            border-radius: 40px;
            border: none;
            background: #0d0d1a;
            color: #fff;
            font-size: 1rem;
            border: 1px solid #3a3a5a;
            transition: 0.25s;
        }
        .search-block input[type="text"]:focus {
            outline: none;
            border-color: #f5c542;
            box-shadow: 0 0 0 3px #f5c54233;
        }
        .search-block button {
            background: #f5c542;
            color: #0d0d1a;
            border: none;
            padding: 0.75rem 2rem;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: 0.25s;
        }
        .search-block button:hover {
            background: #ffdd77;
            transform: scale(1.02);
        }
        .user-feedback {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 2.5rem 0;
        }
        .feedback-card {
            background: #1a1a30;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            border: 1px solid #2a2a50;
        }
        .feedback-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .feedback-card textarea,
        .feedback-card input[type="number"],
        .feedback-card input[type="text"] {
            width: 100%;
            padding: 0.7rem 1rem;
            border-radius: 10px;
            border: 1px solid #3a3a5a;
            background: #0d0d1a;
            color: #fff;
            font-size: 0.95rem;
            margin-top: 0.4rem;
            resize: vertical;
        }
        .feedback-card textarea:focus,
        .feedback-card input:focus {
            outline: none;
            border-color: #f5c542;
            box-shadow: 0 0 0 3px #f5c54222;
        }
        .feedback-card button {
            background: #f5c542;
            color: #0d0d1a;
            border: none;
            padding: 0.6rem 1.8rem;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: 0.2s;
            margin-top: 0.6rem;
        }
        .feedback-card button:hover {
            background: #ffdd77;
        }
        .star-group {
            display: flex;
            gap: 0.3rem;
            font-size: 1.8rem;
            color: #444;
            margin: 0.4rem 0;
            cursor: pointer;
        }
        .star-group .star {
            transition: 0.2s;
        }
        .star-group .star.active {
            color: #f5c542;
        }
        .star-group .star:hover {
            color: #f5c542;
            transform: scale(1.15);
        }
        .rating-value {
            font-size: 1.2rem;
            font-weight: 700;
            color: #f5c542;
        }
        friend-link {
            display: block;
            background: #1a1a30;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            margin: 2rem 0 1rem;
            border: 1px solid #2a2a50;
        }
        friend-link .fl-title {
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 0.8rem;
            color: #f5d742;
        }
        friend-link .fl-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.8rem;
        }
        friend-link .fl-list a {
            font-weight: 500;
        }
        footer {
            border-top: 2px solid #2a2a4a;
            padding: 1.8rem 0 2.2rem;
            text-align: center;
            font-size: 0.9rem;
            color: #888;
            margin-top: 2rem;
        }
        footer .copy {
            margin-top: 0.5rem;
        }
        .img-wrapper {
            margin: 2rem 0;
            border-radius: 16px;
            overflow: hidden;
            background: #1a1a30;
            padding: 0.8rem;
            border: 1px solid #2a2a50;
        }
        .img-wrapper figcaption {
            padding: 0.8rem 0.4rem 0.2rem;
            font-size: 0.9rem;
            color: #bbb;
            text-align: center;
            font-style: italic;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.6rem 0;
            background: #1a1a30;
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid #2a2a50;
        }
        .data-table th,
        .data-table td {
            padding: 0.8rem 1.2rem;
            text-align: left;
            border-bottom: 1px solid #2a2a4a;
        }
        .data-table th {
            background: #252545;
            color: #f5d742;
            font-weight: 700;
        }
        .data-table tr:last-child td {
            border-bottom: none;
        }
        @media (max-width: 820px) {
            .user-feedback {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .search-block {
                flex-direction: column;
                align-items: stretch;
                padding: 1.2rem;
            }
            .search-block button {
                width: 100%;
            }
        }
        @media (max-width: 700px) {
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                padding: 1rem 0 0.5rem;
                gap: 0.6rem;
            }
            #nav-toggle-check:checked~.nav-menu {
                display: flex;
            }
            header {
                align-items: center;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
        }
        @media (max-width: 480px) {
            body {
                padding: 0 0.6rem;
            }
            h1 {
                font-size: 1.4rem;
                padding-left: 0.6rem;
            }
            .feedback-card {
                padding: 1.2rem;
            }
            friend-link {
                padding: 1.2rem;
            }
            .data-table th,
            .data-table td {
                padding: 0.5rem 0.7rem;
                font-size: 0.85rem;
            }
        }
        .highlight-box {
            background: #1e1e38;
            border-left: 5px solid #f5c542;
            padding: 1.2rem 1.8rem;
            border-radius: 0 12px 12px 0;
            margin: 1.6rem 0;
        }
        .tag {
            display: inline-block;
            background: #2a2a50;
            padding: 0.15rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            color: #ccc;
            margin: 0.15rem 0.2rem;
        }
        .emoji-big {
            font-size: 1.4rem;
            margin-right: 0.3rem;
        }
        .last-updated {
            font-size: 0.9rem;
            color: #999;
            margin-top: -0.4rem;
            margin-bottom: 1.6rem;
            display: block;
        }
        .glossary-term {
            color: #f5c542;
            font-weight: 600;
            border-bottom: 1px dashed #f5c54266;
            cursor: help;
        }
        blockquote {
            border-left: 4px solid #f5c542;
            padding: 0.6rem 1.4rem;
            margin: 1.4rem 0;
            background: #1a1a3022;
            font-style: italic;
            color: #d0d0e0;
        }
        blockquote cite {
            display: block;
            margin-top: 0.4rem;
            font-size: 0.9rem;
            color: #a0a0b8;
            font-style: normal;
        }