*,
        *::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, 'Helvetica Neue', sans-serif;
            background: #f4f7fb;
            color: #1e2a3e;
            line-height: 1.7;
            padding: 0;
        }
        a {
            color: #1a5276;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover,
        a:focus {
            color: #e67e22;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.4rem;
        }
        li {
            margin-bottom: 0.3rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #0f1c2e;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.2rem;
            border-bottom: 4px solid #e67e22;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 1.8rem;
            border-left: 5px solid #e67e22;
            padding-left: 1rem;
            margin-top: 2.6rem;
        }
        h3 {
            font-size: 1.35rem;
            margin-top: 2rem;
            color: #1a3a5c;
        }
        h4 {
            font-size: 1.1rem;
            margin-top: 1.4rem;
            color: #2c4a6a;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(145deg, #0f1c2e 0%, #1a3a5c 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.6rem 1rem;
        }
        .my-logo {
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #f9d423, #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 {
            -webkit-text-fill-color: #e67e22;
            font-size: 1.8rem;
        }
        .my-logo small {
            font-size: 0.7rem;
            -webkit-text-fill-color: #b0c4de;
            display: block;
            font-weight: 400;
            letter-spacing: 0.3px;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .nav-bar {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 0.2rem 0.8rem;
            flex-wrap: wrap;
            padding: 0;
            margin: 0;
        }
        .nav-list li a {
            color: #e8edf5;
            font-weight: 500;
            font-size: 0.92rem;
            padding: 0.4rem 0.6rem;
            border-radius: 8px;
            transition: background 0.3s, color 0.3s;
        }
        .nav-list li a:hover,
        .nav-list li a.active {
            background: rgba(230, 126, 34, 0.2);
            color: #f9d423;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #fff;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 6px;
            transition: background 0.3s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            background: #e9edf2;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #d0d8e3;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #7f8c9b;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #1a5276;
        }
        .breadcrumb .current {
            color: #4a5a6e;
            font-weight: 600;
        }
        .main-wrap {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem 2.5rem;
            margin: 2rem 0 3rem;
        }
        @media(max-width:900px) {
            .main-wrap {
                grid-template-columns: 1fr;
            }
        }
        .article-body {
            background: #fff;
            border-radius: 18px;
            padding: 2rem 2.2rem;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
        }
        @media(max-width:600px) {
            .article-body {
                padding: 1.2rem 1rem;
            }
        }
        .sidebar {
            background: #fff;
            border-radius: 18px;
            padding: 1.6rem 1.4rem;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
            align-self: start;
            position: sticky;
            top: 90px;
        }
        @media(max-width:900px) {
            .sidebar {
                position: static;
            }
        }
        .sidebar h3 {
            margin-top: 0.2rem;
            font-size: 1.2rem;
            border-bottom: 2px solid #e67e22;
            padding-bottom: 0.4rem;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
            margin: 1rem 0;
        }
        .sidebar ul li {
            padding: 0.5rem 0;
            border-bottom: 1px solid #eef2f6;
        }
        .sidebar ul li a {
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .sidebar ul li a i {
            color: #e67e22;
            width: 1.2rem;
        }
        .hero-figure {
            margin: 1.5rem 0 2.2rem;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.08);
        }
        .hero-figure img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .hero-figure figcaption {
            background: #f0f3f7;
            padding: 0.7rem 1rem;
            font-size: 0.85rem;
            color: #3a4a5e;
            text-align: center;
        }
        .search-box {
            background: #f0f4fa;
            border-radius: 40px;
            padding: 0.3rem 0.3rem 0.3rem 1.2rem;
            display: flex;
            align-items: center;
            border: 1px solid #ccd7e6;
            transition: box-shadow 0.3s;
            max-width: 480px;
            margin: 1.6rem 0;
        }
        .search-box:focus-within {
            box-shadow: 0 0 0 3px rgba(230, 126, 34, 0.25);
            border-color: #e67e22;
        }
        .search-box input {
            flex: 1;
            border: none;
            background: transparent;
            padding: 0.7rem 0;
            font-size: 0.95rem;
            outline: none;
            color: #1e2a3e;
        }
        .search-box input::placeholder {
            color: #7a8a9e;
        }
        .search-box button {
            background: #e67e22;
            color: #fff;
            border: none;
            border-radius: 40px;
            padding: 0.6rem 1.4rem;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: background 0.3s, transform 0.15s;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .search-box button:hover {
            background: #cf6d17;
            transform: scale(1.02);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.4rem;
            margin: 2.2rem 0 1.2rem;
            padding: 1.6rem 0;
            border-top: 2px solid #e6ecf3;
        }
        @media(max-width:600px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
        }
        .feedback-card {
            background: #f8fafd;
            border-radius: 16px;
            padding: 1.2rem 1.4rem;
            border: 1px solid #e0e8f0;
        }
        .feedback-card h4 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.1rem;
        }
        .feedback-card textarea,
        .feedback-card input[type="text"],
        .feedback-card input[type="number"],
        .feedback-card select {
            width: 100%;
            padding: 0.6rem 0.8rem;
            border: 1px solid #ccd7e6;
            border-radius: 10px;
            font-size: 0.95rem;
            background: #fff;
            margin: 0.4rem 0 0.8rem;
            font-family: inherit;
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card .btn-submit {
            background: #1a5276;
            color: #fff;
            border: none;
            border-radius: 30px;
            padding: 0.6rem 1.6rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
            font-size: 0.9rem;
        }
        .feedback-card .btn-submit:hover {
            background: #0f3c5a;
        }
        .star-rating {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            color: #d0d8e3;
            cursor: pointer;
            margin: 0.2rem 0 0.6rem;
        }
        .star-rating i {
            transition: color 0.2s, transform 0.15s;
        }
        .star-rating i:hover,
        .star-rating i.active {
            color: #f1c40f;
            transform: scale(1.1);
        }
        .link-list-compact {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
            gap: 0.6rem 1rem;
            margin: 1.6rem 0;
            padding: 1rem 1.2rem;
            background: #f4f8ff;
            border-radius: 14px;
            border: 1px solid #dce5f0;
        }
        .link-list-compact a {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.3rem 0;
            font-weight: 500;
        }
        .link-list-compact a i {
            color: #e67e22;
            font-size: 0.85rem;
        }
        .site-footer {
            background: #0f1c2e;
            color: #c8d4e4;
            padding: 2.2rem 0 1.2rem;
            margin-top: 2.5rem;
            border-top: 4px solid #e67e22;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 1.8rem;
            margin-bottom: 1.8rem;
        }
        @media(max-width:700px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
        }
        .footer-grid h4 {
            color: #f9d423;
            margin-top: 0;
            font-size: 1.1rem;
        }
        .footer-grid a {
            color: #b0c4de;
        }
        .footer-grid a:hover {
            color: #f9d423;
        }
        .friend-link {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 1.2rem;
            padding: 0.8rem 0;
            border-top: 1px solid #2a4058;
            border-bottom: 1px solid #2a4058;
            margin: 1rem 0;
            font-size: 0.9rem;
        }
        .friend-link a {
            color: #b0c4de;
            padding: 0.2rem 0;
        }
        .friend-link a::before {
            content: "⚽ ";
        }
        .friend-link a:hover {
            color: #f9d423;
        }
        .copyright {
            text-align: center;
            font-size: 0.85rem;
            padding-top: 1.2rem;
            color: #7a8ea8;
            border-top: 1px solid #1f3350;
        }
        .copyright strong {
            color: #c8d4e4;
        }
        .last-updated {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.8rem;
            color: #5a6f88;
            background: #ecf1f7;
            padding: 0.3rem 0.9rem;
            border-radius: 30px;
            margin-bottom: 1rem;
        }
        @media(max-width:768px) {
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #0f1c2e;
                padding: 0.8rem 0.6rem;
                border-radius: 12px;
                margin-top: 0.4rem;
                gap: 0.2rem;
            }
            .nav-list.open {
                display: flex;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-bar {
                width: 100%;
                order: 3;
            }
            .nav-list li a {
                display: block;
                padding: 0.5rem 0.8rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .article-body {
                padding: 1rem 0.8rem;
            }
            .sidebar {
                padding: 1rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
        }
        @media(max-width:480px) {
            .container {
                padding: 0 0.8rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .search-box {
                flex-wrap: wrap;
                border-radius: 20px;
                padding: 0.3rem;
            }
            .search-box input {
                width: 100%;
                padding: 0.5rem 0.8rem;
            }
            .search-box button {
                width: 100%;
                justify-content: center;
                border-radius: 20px;
            }
            .link-list-compact {
                grid-template-columns: 1fr;
            }
        }
        .highlight {
            background: #fef9e7;
            padding: 0.1rem 0.3rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .emoji-big {
            font-size: 1.8rem;
            display: inline-block;
            margin-right: 0.3rem;
        }
        .badge {
            display: inline-block;
            background: #e67e22;
            color: #fff;
            font-size: 0.7rem;
            padding: 0.2rem 0.7rem;
            border-radius: 30px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.4rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.92rem;
            background: #fafcff;
            border-radius: 12px;
            overflow: hidden;
        }
        th,
        td {
            padding: 0.6rem 0.8rem;
            text-align: left;
            border-bottom: 1px solid #e0e8f0;
        }
        th {
            background: #1a3a5c;
            color: #fff;
            font-weight: 600;
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: #f4f8ff;
        }