*,
        *::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', sans-serif;
            background: #f5f7fc;
            color: #1e1e2a;
            line-height: 1.7;
            padding: 0 16px;
        }
        a {
            color: #c0392b;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #e74c3c;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #ffffff;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.06);
            border-radius: 24px;
            padding: 20px 24px 32px;
        }
        .site-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0 12px;
            border-bottom: 2px solid #eef0f5;
            position: relative;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(145deg, #c0392b, #8e44ad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            -webkit-text-fill-color: #c0392b;
            font-size: 1.8rem;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .nav-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .nav-bar a {
            padding: 8px 16px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.9rem;
            color: #2c3e50;
            transition: all 0.2s ease;
        }
        .nav-bar a:hover {
            background: #c0392b;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #2c3e50;
            cursor: pointer;
            padding: 4px 8px;
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px 12px;
            padding: 12px 0 8px;
            font-size: 0.85rem;
            color: #5a6a7a;
        }
        .breadcrumb a {
            color: #c0392b;
        }
        .breadcrumb span {
            color: #8e99a9;
        }
        .search-wrap {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            margin: 20px 0 28px;
            background: #f0f2f8;
            padding: 8px 16px;
            border-radius: 60px;
        }
        .search-wrap i {
            color: #8e99a9;
        }
        .search-wrap input {
            flex: 1;
            border: none;
            background: transparent;
            padding: 10px 4px;
            font-size: 1rem;
            outline: none;
            min-width: 120px;
        }
        .search-wrap button {
            background: #c0392b;
            border: none;
            color: #fff;
            padding: 10px 28px;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            font-size: 0.95rem;
        }
        .search-wrap button:hover {
            background: #a93226;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin: 0 0 12px;
            line-height: 1.2;
            color: #1a1a2e;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            margin: 40px 0 16px;
            padding-bottom: 6px;
            border-bottom: 3px solid #c0392b;
            color: #1a1a2e;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            margin: 32px 0 12px;
            color: #2c3e50;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 24px 0 8px;
            color: #34495e;
        }
        p {
            margin: 0 0 18px;
            font-size: 1.05rem;
            color: #2d3436;
        }
        .content-section {
            margin: 0 0 32px;
        }
        .highlight {
            background: #fff3cd;
            padding: 2px 8px;
            border-radius: 6px;
            font-weight: 600;
        }
        .emoji-big {
            font-size: 1.8rem;
            vertical-align: middle;
            margin-right: 6px;
        }
        .feature-image {
            margin: 28px 0 32px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.08);
        }
        .link-group {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            padding: 12px 0 4px;
            list-style: none;
        }
        .link-group li a {
            background: #f0f2f8;
            padding: 4px 16px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            color: #2c3e50;
            transition: all 0.2s;
        }
        .link-group li a:hover {
            background: #c0392b;
            color: #fff;
            text-decoration: none;
        }
        .interact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin: 40px 0 32px;
        }
        .card {
            background: #f8faff;
            border-radius: 20px;
            padding: 24px 28px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
            border: 1px solid #eef0f5;
        }
        .card h3 {
            margin-top: 0;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .card textarea,
        .card input,
        .card select {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid #dce0e8;
            border-radius: 12px;
            font-size: 0.95rem;
            margin: 6px 0 12px;
            background: #fff;
            font-family: inherit;
            resize: vertical;
        }
        .card textarea {
            min-height: 80px;
        }
        .card button {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            font-size: 0.95rem;
        }
        .card button:hover {
            background: #a93226;
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #dce0e8;
            cursor: pointer;
            margin: 6px 0 12px;
        }
        .star-rating i {
            transition: color 0.15s;
        }
        .star-rating i.active,
        .star-rating i:hover,
        .star-rating i:hover~i {
            color: #f1c40f;
        }
        .star-rating i.active {
            color: #f1c40f;
        }
        .site-footer {
            margin-top: 48px;
            padding: 32px 0 20px;
            border-top: 2px solid #eef0f5;
        }
        friend-link {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            padding: 12px 0 20px;
            font-style: normal;
        }
        friend-link a {
            background: #f0f2f8;
            padding: 6px 20px;
            border-radius: 30px;
            font-weight: 500;
            font-size: 0.9rem;
            color: #2c3e50;
            transition: all 0.2s;
        }
        friend-link a:hover {
            background: #c0392b;
            color: #fff;
            text-decoration: none;
        }
        .copyright {
            font-size: 0.85rem;
            color: #7f8c8d;
            text-align: center;
            padding: 16px 0 4px;
            border-top: 1px solid #eef0f5;
            margin-top: 12px;
        }
        .last-updated {
            font-size: 0.85rem;
            color: #95a5a6;
            text-align: right;
            margin-top: 6px;
        }
        @media (max-width: 820px) {
            .container {
                padding: 16px 16px 24px;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .interact-grid {
                grid-template-columns: 1fr;
            }
            .nav-bar {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #fff;
                padding: 12px 0 16px;
                border-top: 1px solid #eef0f5;
                margin-top: 12px;
            }
            .nav-bar a {
                width: 100%;
                padding: 10px 16px;
            }
            .hamburger {
                display: block;
            }
            #nav-toggle:checked~.nav-bar {
                display: flex;
            }
            .site-header {
                flex-wrap: wrap;
            }
            .search-wrap {
                flex-direction: column;
                align-items: stretch;
                border-radius: 20px;
                padding: 12px 16px;
            }
            .search-wrap button {
                width: 100%;
            }
        }
        @media (max-width: 480px) {
            .my-logo {
                font-size: 1.5rem;
            }
            h1 {
                font-size: 1.6rem;
            }
            .card {
                padding: 16px 18px;
            }
        }
        .rating-input {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 4px;
        }
        .rating-input input {
            display: none;
        }
        .rating-input label {
            font-size: 2rem;
            color: #dce0e8;
            cursor: pointer;
            transition: color 0.15s;
        }
        .rating-input input:checked~label,
        .rating-input label:hover,
        .rating-input label:hover~label {
            color: #f1c40f;
        }