*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 17px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #faf7f2;
            color: #2c2c2c;
            line-height: 1.7;
            padding: 0 1rem;
            max-width: 1280px;
            margin: 0 auto;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        a {
            color: #c0392b;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #e67e22;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.6rem;
            margin-bottom: 1.2rem;
        }
        li {
            margin-bottom: 0.3rem;
        }
        h1,
        h2,
        h3,
        h4 {
            font-weight: 700;
            line-height: 1.25;
            color: #1e2a36;
        }
        h1 {
            font-size: 2.4rem;
            margin: 2rem 0 1.2rem;
            border-bottom: 4px solid #d4a84b;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 1.9rem;
            margin: 2.6rem 0 1rem;
            border-left: 6px solid #c0392b;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.5rem;
            margin: 2rem 0 0.8rem;
            color: #2c3e50;
        }
        h4 {
            font-size: 1.2rem;
            margin: 1.5rem 0 0.6rem;
            color: #34495e;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .container {
            background: #ffffff;
            border-radius: 28px;
            padding: 1.8rem 2.2rem;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.04);
            margin: 1.2rem 0 2rem;
        }
        .site-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 1.2rem 0 0.6rem;
            border-bottom: 2px solid #e8ddd0;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #1e2a36;
            background: linear-gradient(145deg, #c0392b, #e67e22);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            font-size: 1.8rem;
            -webkit-text-fill-color: #c0392b;
            color: #c0392b;
        }
        .my-logo small {
            font-size: 0.9rem;
            font-weight: 400;
            -webkit-text-fill-color: #5d6d7e;
            color: #5d6d7e;
            letter-spacing: 0.3px;
        }
        .nav-bar {
            display: flex;
            align-items: center;
            gap: 0.3rem;
            flex-wrap: wrap;
        }
        .nav-bar a {
            padding: 0.5rem 1rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            color: #2c3e50;
            transition: 0.2s;
            white-space: nowrap;
        }
        .nav-bar a:hover {
            background: #c0392b;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 2rem;
            color: #2c3e50;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.8rem;
            font-size: 0.9rem;
            padding: 0.8rem 0 0.2rem;
            color: #7f8c8d;
        }
        .breadcrumb a {
            color: #c0392b;
        }
        .breadcrumb span {
            color: #555;
        }
        .search-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin: 1.8rem 0 2.2rem;
            background: #f5efe8;
            padding: 1.2rem 1.6rem;
            border-radius: 60px;
            align-items: center;
        }
        .search-wrap i {
            color: #c0392b;
            font-size: 1.3rem;
        }
        .search-wrap input {
            flex: 1;
            min-width: 180px;
            border: none;
            background: transparent;
            padding: 0.6rem 0.2rem;
            font-size: 1rem;
            outline: none;
            font-family: inherit;
        }
        .search-wrap button {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 0.6rem 1.8rem;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: 0.2s;
        }
        .search-wrap button:hover {
            background: #a93226;
            transform: scale(1.02);
        }
        .user-feedback {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2.8rem 0;
            padding: 1.8rem 0;
            border-top: 2px dashed #ddd;
            border-bottom: 2px dashed #ddd;
        }
        .feedback-card {
            background: #fcf9f6;
            padding: 1.4rem 1.8rem;
            border-radius: 24px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
        }
        .feedback-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .feedback-card textarea,
        .feedback-card input,
        .feedback-card select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 1px solid #ddd;
            border-radius: 16px;
            font-family: inherit;
            font-size: 0.95rem;
            margin-bottom: 0.8rem;
            background: #fff;
            resize: vertical;
        }
        .feedback-card button {
            background: #2c3e50;
            color: #fff;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 40px;
            font-weight: 700;
            cursor: pointer;
            transition: 0.2s;
        }
        .feedback-card button:hover {
            background: #1a2a3a;
        }
        .star-rating {
            display: flex;
            gap: 0.3rem;
            font-size: 1.8rem;
            color: #f1c40f;
            cursor: pointer;
            margin: 0.3rem 0 0.8rem;
        }
        .star-rating i {
            transition: 0.15s;
        }
        .star-rating i:hover {
            transform: scale(1.2);
        }
        .feature-img {
            margin: 2rem 0;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }
        .feature-img figcaption {
            background: #f5efe8;
            padding: 0.8rem 1.2rem;
            font-size: 0.9rem;
            color: #555;
            font-style: italic;
        }
        friend-link {
            display: block;
            background: #f0ebe4;
            padding: 1.6rem 2rem;
            border-radius: 28px;
            margin: 2.2rem 0 1.2rem;
            font-size: 0.95rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0.3rem 1.2rem 0.3rem 0;
            padding: 0.3rem 0.8rem;
            background: #fff;
            border-radius: 40px;
            font-weight: 500;
            transition: 0.2s;
        }
        friend-link a:hover {
            background: #c0392b;
            color: #fff;
            text-decoration: none;
        }
        .site-footer {
            padding: 2rem 0 1.5rem;
            text-align: center;
            border-top: 2px solid #e8ddd0;
            color: #5d6d7e;
            font-size: 0.9rem;
            margin-top: 2rem;
        }
        .site-footer .copyright {
            font-weight: 500;
            margin-top: 0.8rem;
        }
        @media (max-width: 820px) {
            body {
                padding: 0 0.6rem;
            }
            .container {
                padding: 1rem 1rem;
                border-radius: 20px;
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.25rem;
            }
            .nav-bar a {
                font-size: 0.85rem;
                padding: 0.4rem 0.8rem;
            }
            .user-feedback {
                grid-template-columns: 1fr;
                gap: 1.4rem;
            }
            .search-wrap {
                border-radius: 30px;
                padding: 0.9rem 1.2rem;
            }
            .my-logo {
                font-size: 1.7rem;
            }
            .hamburger {
                display: block;
            }
            .nav-bar.responsive {
                display: none;
                flex-direction: column;
                width: 100%;
                margin-top: 0.8rem;
                gap: 0.2rem;
            }
            .nav-bar.responsive.show {
                display: flex;
            }
            .nav-bar.responsive a {
                width: 100%;
                text-align: center;
                padding: 0.7rem;
                background: #f5efe8;
                border-radius: 12px;
            }
            .breadcrumb {
                font-size: 0.8rem;
                gap: 0.3rem;
            }
            friend-link {
                padding: 1rem 1.2rem;
            }
            friend-link a {
                margin: 0.2rem 0.6rem 0.2rem 0;
                font-size: 0.85rem;
            }
        }
        @media (max-width: 480px) {
            html {
                font-size: 16px;
            }
            h1 {
                font-size: 1.6rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo small {
                font-size: 0.7rem;
            }
            .search-wrap button {
                padding: 0.5rem 1.2rem;
                font-size: 0.85rem;
            }
            .feedback-card {
                padding: 1rem;
            }
        }
        .last-updated {
            font-size: 0.85rem;
            color: #7f8c8d;
            background: #f0ebe4;
            display: inline-block;
            padding: 0.3rem 1.2rem;
            border-radius: 40px;
            margin-bottom: 1.2rem;
        }
        .highlight {
            background: #fcf3e0;
            padding: 0.1rem 0.4rem;
            border-radius: 6px;
            font-weight: 600;
        }
        .emoji-big {
            font-size: 1.4rem;
            margin-right: 0.3rem;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 1.6rem 0;
        }
        @media (max-width: 660px) {
            .grid-2 {
                grid-template-columns: 1fr;
            }
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.2rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #fcfaf8;
            border-radius: 16px;
            overflow: hidden;
        }
        th,
        td {
            padding: 0.7rem 1rem;
            text-align: left;
            border-bottom: 1px solid #eee;
        }
        th {
            background: #2c3e50;
            color: #fff;
            font-weight: 600;
        }
        tr:last-child td {
            border-bottom: none;
        }
        blockquote {
            border-left: 6px solid #d4a84b;
            padding: 0.8rem 1.6rem;
            margin: 1.6rem 0;
            background: #fcf9f6;
            border-radius: 0 16px 16px 0;
            font-style: italic;
        }