*,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            background: #f9f7f3;
            color: #1e2a3a;
            line-height: 1.7;
            padding: 0 16px;
        }
        a {
            color: #d45d2b;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #b1441e;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin: 0.75rem 0;
        }
        li {
            margin-bottom: 0.3rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 16px;
        }
        header {
            background: linear-gradient(145deg, #1e3a5f, #15304d);
            color: #fff;
            padding: 12px 0 8px;
            border-radius: 0 0 28px 28px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
            position: relative;
            z-index: 10;
        }
        .header-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 16px;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 900;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #f9d342, #f8b84a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 2px 8px rgba(248, 184, 74, 0.3);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .my-logo i {
            background: #f9d342;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-size: 2rem;
        }
        .my-logo a {
            color: inherit;
            text-decoration: none;
            -webkit-text-fill-color: transparent;
        }
        .my-logo a:hover {
            text-decoration: none;
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 6px 14px;
            flex-wrap: wrap;
            padding: 0;
            margin: 0;
        }
        .nav-list li a {
            color: #f0ede8;
            font-weight: 500;
            font-size: 0.92rem;
            padding: 6px 10px;
            border-radius: 40px;
            transition: background 0.2s, color 0.2s;
            white-space: nowrap;
        }
        .nav-list li a:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #f9d342;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            background: transparent;
            padding: 8px 0 4px 0;
            font-size: 0.82rem;
            color: #cbd5e1;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }
        .breadcrumb a {
            color: #f0c27a;
        }
        .breadcrumb a:hover {
            color: #f9d342;
            text-decoration: none;
        }
        .breadcrumb span {
            color: #94a3b8;
        }
        main {
            max-width: 1200px;
            margin: 28px auto 40px;
            background: #ffffff;
            border-radius: 28px;
            padding: 28px 24px 40px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            color: #1e3a5f;
            margin-bottom: 0.5rem;
            letter-spacing: -0.5px;
        }
        h1 i {
            color: #f9d342;
            margin-right: 10px;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: #1e3a5f;
            margin-top: 2.8rem;
            margin-bottom: 0.8rem;
            border-bottom: 3px solid #f0c27a;
            padding-bottom: 6px;
            display: inline-block;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: #2c4a6e;
            margin-top: 2rem;
            margin-bottom: 0.6rem;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #3d5f82;
            margin-top: 1.4rem;
            margin-bottom: 0.4rem;
        }
        p {
            margin-bottom: 1rem;
            font-size: 1.02rem;
        }
        .lead {
            font-size: 1.2rem;
            color: #2c3e50;
            font-weight: 400;
            background: #f8f4ec;
            padding: 16px 20px;
            border-radius: 16px;
            border-left: 5px solid #f9d342;
        }
        .emoji-lg {
            font-size: 1.8rem;
            vertical-align: middle;
        }
        .last-update {
            display: inline-block;
            background: #eef2f7;
            padding: 4px 16px;
            border-radius: 40px;
            font-size: 0.8rem;
            color: #4b6a8b;
            margin-bottom: 1.2rem;
        }
        .last-update i {
            margin-right: 6px;
        }
        .feature-image {
            margin: 24px 0 32px;
            border-radius: 16px;
            overflow: hidden;
            background: #f0ede8;
            text-align: center;
            padding: 8px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
        }
        .feature-image img {
            border-radius: 12px;
            width: 100%;
            max-height: 480px;
            object-fit: cover;
        }
        .feature-image figcaption {
            font-size: 0.85rem;
            color: #5f6f80;
            padding: 8px 0 4px;
            font-style: italic;
        }
        .search-section {
            background: #f2f6fb;
            padding: 20px 24px;
            border-radius: 20px;
            margin: 32px 0 28px;
        }
        .search-section form {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }
        .search-section input[type="text"] {
            flex: 1 1 240px;
            padding: 12px 18px;
            border: 2px solid #dce3ed;
            border-radius: 40px;
            font-size: 1rem;
            background: #fff;
            transition: border 0.2s;
            outline: none;
        }
        .search-section input[type="text"]:focus {
            border-color: #d45d2b;
        }
        .search-section button {
            background: #d45d2b;
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .search-section button:hover {
            background: #b1441e;
            transform: scale(1.02);
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin: 32px 0 24px;
        }
        .card-interact {
            background: #f8f4ec;
            padding: 20px 22px;
            border-radius: 20px;
            border: 1px solid #e8dfd0;
        }
        .card-interact h3 {
            margin-top: 0;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .card-interact form {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 12px;
        }
        .card-interact textarea,
        .card-interact input[type="text"],
        .card-interact input[type="number"],
        .card-interact select {
            padding: 10px 14px;
            border: 2px solid #dce3ed;
            border-radius: 12px;
            font-size: 0.95rem;
            background: #fff;
            resize: vertical;
            outline: none;
            transition: border 0.2s;
            font-family: inherit;
        }
        .card-interact textarea:focus,
        .card-interact input:focus,
        .card-interact select:focus {
            border-color: #d45d2b;
        }
        .card-interact .btn-submit {
            background: #1e3a5f;
            color: #fff;
            border: none;
            padding: 10px 20px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.2s;
            align-self: flex-start;
        }
        .card-interact .btn-submit:hover {
            background: #15304d;
        }
        .star-rating {
            display: flex;
            gap: 4px;
            font-size: 1.6rem;
            color: #f0c27a;
            cursor: pointer;
        }
        .star-rating i {
            transition: transform 0.15s, color 0.2s;
        }
        .star-rating i:hover {
            transform: scale(1.2);
            color: #f9b42a;
        }
        .link-list-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 18px;
            list-style: none;
            padding: 0;
            margin: 12px 0 8px;
        }
        .link-list-inline li a {
            background: #eef2f7;
            padding: 4px 14px;
            border-radius: 40px;
            font-size: 0.88rem;
            color: #1e3a5f;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
        }
        .link-list-inline li a:hover {
            background: #d45d2b;
            color: #fff;
            text-decoration: none;
        }
        .bingo-table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0 28px;
            font-size: 0.95rem;
        }
        .bingo-table th {
            background: #1e3a5f;
            color: #fff;
            padding: 12px 16px;
            text-align: left;
            font-weight: 600;
        }
        .bingo-table td {
            padding: 10px 16px;
            border-bottom: 1px solid #e2e8f0;
        }
        .bingo-table tr:nth-child(even) {
            background: #f8f4ec;
        }
        .bingo-table tr:hover {
            background: #f0e9db;
        }
        footer {
            background: #1e3a5f;
            color: #e2e8f0;
            border-radius: 28px 28px 0 0;
            padding: 32px 16px 24px;
            margin-top: 20px;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
        }
        .footer-inner h4 {
            color: #f9d342;
            margin-top: 0;
            font-size: 1.1rem;
            border-bottom: 1px solid #2c4a6e;
            padding-bottom: 6px;
            display: inline-block;
        }
        .footer-inner a {
            color: #f0c27a;
        }
        .footer-inner a:hover {
            color: #f9d342;
        }
        .footer-inner ul {
            list-style: none;
            padding: 0;
            margin: 8px 0 0;
        }
        .footer-inner ul li {
            margin-bottom: 4px;
            font-size: 0.9rem;
        }
        .copyright {
            text-align: center;
            padding-top: 24px;
            margin-top: 24px;
            border-top: 1px solid #2c4a6e;
            font-size: 0.85rem;
            color: #94a3b8;
            grid-column: 1 / -1;
        }
        .copyright strong {
            color: #f0c27a;
        }
        friend-link {
            display: block;
            background: #15304d;
            padding: 16px 20px;
            border-radius: 16px;
            margin: 12px 0 8px;
            font-size: 0.9rem;
        }
        friend-link a {
            color: #f0c27a;
            margin: 0 8px 0 4px;
        }
        friend-link a:hover {
            color: #f9d342;
            text-decoration: none;
        }
        @media (max-width: 900px) {
            .interaction-grid {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            main {
                padding: 20px 16px 30px;
            }
        }
        @media (max-width: 700px) {
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #15304d;
                padding: 12px 16px;
                border-radius: 16px;
                margin-top: 10px;
                gap: 4px;
            }
            .nav-list.show {
                display: flex;
            }
            .nav-list li a {
                white-space: normal;
                padding: 8px 12px;
                display: block;
            }
            .hamburger {
                display: block;
            }
            .nav-wrap {
                flex-wrap: wrap;
                width: 100%;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .breadcrumb {
                font-size: 0.7rem;
                padding-left: 8px;
                padding-right: 8px;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            h1 {
                font-size: 1.7rem;
            }
            .search-section form {
                flex-direction: column;
            }
            .search-section input[type="text"] {
                width: 100%;
                flex: 1 1 auto;
            }
            .search-section button {
                width: 100%;
                justify-content: center;
            }
            .feature-image img {
                max-height: 240px;
            }
            .bingo-table {
                font-size: 0.82rem;
            }
            .bingo-table th,
            .bingo-table td {
                padding: 6px 8px;
            }
        }
        @media (max-width: 480px) {
            body {
                padding: 0 8px;
            }
            .container {
                padding: 0 8px;
            }
            main {
                padding: 16px 12px 24px;
                border-radius: 16px;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            h1 {
                font-size: 1.4rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            h3 {
                font-size: 1.1rem;
            }
            .card-interact {
                padding: 14px 14px;
            }
            .star-rating {
                font-size: 1.3rem;
            }
            .lead {
                font-size: 1rem;
                padding: 12px 14px;
            }
        }
        .highlight {
            background: #fef6e6;
            padding: 0 4px;
            border-radius: 4px;
            font-weight: 600;
        }
        .tag {
            display: inline-block;
            background: #eef2f7;
            padding: 2px 12px;
            border-radius: 40px;
            font-size: 0.75rem;
            font-weight: 600;
            color: #1e3a5f;
            margin: 2px 4px 2px 0;
        }
        .text-center {
            text-align: center;
        }
        .mt-2 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 0.5rem;
        }
        .flex {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }