* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #1a73e8;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #0d47a1;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #0c2461, #1e3799);
            color: white;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            color: #ffdd59;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            letter-spacing: 1px;
        }
        .my-logo span {
            color: #fff;
        }
        .search-box {
            display: flex;
            background: white;
            border-radius: 30px;
            overflow: hidden;
            padding: 5px;
            width: 300px;
        }
        .search-box input {
            flex: 1;
            border: none;
            padding: 10px 15px;
            outline: none;
            font-size: 1rem;
        }
        .search-box button {
            background: #1a73e8;
            border: none;
            color: white;
            padding: 10px 20px;
            cursor: pointer;
            border-radius: 30px;
            transition: background 0.3s;
        }
        .search-box button:hover {
            background: #0d47a1;
        }
        nav ul {
            display: flex;
            list-style: none;
            justify-content: center;
            background: rgba(255,255,255,0.05);
            border-radius: 10px;
            padding: 10px;
            margin-top: 10px;
        }
        nav ul li {
            margin: 0 15px;
        }
        nav ul li a {
            color: #fff;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 5px;
            transition: background 0.3s;
        }
        nav ul li a:hover {
            background: rgba(255,255,255,0.1);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: #666;
        }
        .breadcrumb a {
            color: #1a73e8;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            background: white;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.05);
            margin: 30px auto;
            padding: 40px;
        }
        h1 {
            color: #0c2461;
            font-size: 2.8rem;
            margin-bottom: 25px;
            line-height: 1.2;
            border-left: 6px solid #ffdd59;
            padding-left: 20px;
        }
        h2 {
            color: #1a73e8;
            font-size: 2rem;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #eee;
        }
        h3 {
            color: #333;
            font-size: 1.5rem;
            margin: 30px 0 15px;
        }
        h4 {
            color: #555;
            font-size: 1.2rem;
            margin: 25px 0 10px;
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: #1e3799;
            background: #f1f8ff;
            padding: 20px;
            border-radius: 10px;
            border-left: 4px solid #1a73e8;
            margin-bottom: 30px;
        }
        .highlight {
            background: linear-gradient(120deg, #ffdd59 0%, #ffdd59 100%);
            background-repeat: no-repeat;
            background-size: 100% 0.4em;
            background-position: 0 88%;
            font-weight: 700;
            color: #0c2461;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .feature-img {
            width: 80%;
            margin: 30px auto;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }
        .feature-img figcaption {
            text-align: center;
            font-style: italic;
            color: #666;
            padding: 10px;
            background: #f9f9f9;
        }
        .content-block {
            margin-bottom: 40px;
        }
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
            margin: 30px 0;
        }
        .tip-card {
            background: #f8f9fa;
            border-radius: 10px;
            padding: 25px;
            border-top: 5px solid #1a73e8;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .tip-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        }
        .tip-card i {
            color: #1a73e8;
            font-size: 2rem;
            margin-bottom: 15px;
        }
        .interactive-section {
            background: linear-gradient(to right, #f8f9fa, #e9ecef);
            border-radius: 15px;
            padding: 30px;
            margin: 40px 0;
            text-align: center;
        }
        .rating-stars {
            font-size: 2rem;
            color: #ffc107;
            margin: 15px 0;
            cursor: pointer;
        }
        .rating-stars i {
            margin: 0 5px;
            transition: transform 0.2s;
        }
        .rating-stars i:hover {
            transform: scale(1.2);
        }
        textarea, input[type="text"], input[type="email"] {
            width: 100%;
            padding: 15px;
            margin: 10px 0;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
        }
        button.submit-btn {
            background: linear-gradient(to right, #1a73e8, #0c2461);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 30px;
            font-size: 1.1rem;
            cursor: pointer;
            transition: opacity 0.3s;
            margin-top: 15px;
        }
        button.submit-btn:hover {
            opacity: 0.9;
        }
        .update-time {
            text-align: right;
            font-style: italic;
            color: #888;
            margin-top: 50px;
            padding-top: 20px;
            border-top: 1px solid #eee;
        }
        .related-links {
            background: #f1f8ff;
            padding: 25px;
            border-radius: 10px;
            margin: 40px 0;
        }
        .related-links h3 {
            color: #0c2461;
            margin-top: 0;
        }
        .related-links ul {
            list-style: none;
            padding-left: 0;
        }
        .related-links li {
            margin-bottom: 12px;
            padding-left: 20px;
            position: relative;
        }
        .related-links li:before {
            content: "⚽";
            position: absolute;
            left: 0;
            top: 2px;
        }
        footer {
            background: #0c2461;
            color: white;
            padding: 50px 0 20px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            color: #ffdd59;
            margin-bottom: 20px;
            font-size: 1.5rem;
        }
        friend-link {
            display: block;
            margin: 10px 0;
            color: #ccc;
        }
        friend-link a {
            color: #ffdd59;
        }
        friend-link a:hover {
            color: white;
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            .search-box { width: 250px; }
        }
        @media (max-width: 768px) {
            .header-top { flex-direction: column; align-items: flex-start; }
            .my-logo { margin-bottom: 15px; }
            .search-box { width: 100%; margin-bottom: 15px; }
            nav ul { flex-direction: column; display: none; }
            nav ul.active { display: flex; }
            nav ul li { margin: 5px 0; }
            .hamburger { display: block; position: absolute; top: 20px; right: 20px; color: white; }
            .tips-grid { grid-template-columns: 1fr; }
            main { padding: 25px; }
            .feature-img { width: 100%; }
        }