*,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #0d1b2a;
            --secondary: #1b263b;
            --accent: #e63946;
            --gold: #f4a261;
            --light: #f8f9fa;
            --white: #ffffff;
            --gray: #6c757d;
            --border: #dee2e6;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: var(--light);
            color: #212529;
            line-height: 1.75;
            overflow-x: hidden;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-inner {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 24px;
            flex-wrap: wrap;
            min-height: 72px;
        }
        .my-logo {
            display: inline-block;
            font-size: 1.9rem;
            font-weight: 900;
            color: var(--white);
            text-decoration: none;
            letter-spacing: -1px;
            transition: var(--transition);
        }
        .my-logo span {
            color: var(--accent);
            font-style: italic;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-shadow: 0 0 20px rgba(230, 57, 70, 0.5);
        }
        .my-logo::after {
            content: " www.baseballgameusa.com";
            display: block;
            font-size: 0.65rem;
            font-weight: 300;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 0;
        }
        .main-nav {
            display: flex;
            gap: 4px;
            list-style: none;
        }
        .main-nav li a {
            display: block;
            padding: 10px 18px;
            color: rgba(255, 255, 255, 0.85);
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 500;
            border-radius: 30px;
            transition: var(--transition);
        }
        .main-nav li a:hover {
            background: rgba(255, 255, 255, 0.15);
            color: var(--white);
        }
        .main-nav li a.active {
            background: var(--accent);
            color: #fff;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: var(--white);
            cursor: pointer;
            padding: 8px;
        }
        .breadcrumb-wrap {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 10px 0;
        }
        .breadcrumb {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            font-size: 0.85rem;
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--accent);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb i {
            margin: 0 6px;
            font-size: 0.7rem;
            color: #adb5bd;
        }
        .hero-section {
            background: linear-gradient(135deg, rgba(13, 27, 42, 0.92) 0%, rgba(27, 38, 59, 0.88) 60%, rgba(230, 57, 70, 0.7) 100%), url('https://cdn.pixabay.com/photo/2017/07/22/11/23/baseball-2527336_1280.jpg') no-repeat center/cover;
            color: var(--white);
            padding: 90px 24px;
            text-align: center;
            position: relative;
        }
        .hero-section h1 {
            font-size: clamp(2rem, 4vw, 3.2rem);
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 18px;
            text-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
        }
        .hero-section p {
            font-size: 1.15rem;
            max-width: 750px;
            margin: 0 auto 30px;
            opacity: 0.95;
            line-height: 1.7;
        }
        .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            padding: 8px 22px;
            border-radius: 50px;
            font-size: 0.85rem;
            letter-spacing: 1px;
            text-transform: uppercase;
            font-weight: 700;
            margin-bottom: 20px;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 40px 24px;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .container {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            background: var(--white);
            border-radius: 16px;
            box-shadow: var(--shadow);
            padding: 36px;
        }
        .main-content h2 {
            font-size: 1.9rem;
            color: var(--primary);
            margin: 40px 0 18px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--accent);
            position: relative;
        }
        .main-content h2::after {
            content: "";
            position: absolute;
            bottom: -3px;
            left: 0;
            width: 60px;
            height: 3px;
            background: var(--gold);
        }
        .main-content h3 {
            font-size: 1.4rem;
            color: var(--secondary);
            margin: 28px 0 12px;
        }
        .main-content h4 {
            font-size: 1.15rem;
            color: var(--primary);
            margin: 20px 0 10px;
            font-weight: 700;
        }
        .main-content p {
            margin-bottom: 16px;
        }
        .main-content ul,
        .main-content ol {
            margin: 14px 0 20px 22px;
        }
        .main-content li {
            margin-bottom: 10px;
        }
        .highlight-box {
            background: linear-gradient(135deg, #fff5f5, #ffe8e8);
            border-left: 4px solid var(--accent);
            padding: 20px 24px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
        }
        .info-box {
            background: #f0f7ff;
            border-left: 4px solid #2196f3;
            padding: 18px 22px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
        }
        .tip-box {
            background: #f0fff4;
            border-left: 4px solid #28a745;
            padding: 18px 22px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
        }
        .grid-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
            margin: 24px 0;
        }
        .game-card {
            background: var(--light);
            border-radius: 12px;
            padding: 22px;
            transition: var(--transition);
            border: 1px solid var(--border);
        }
        .game-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }
        .game-card i {
            font-size: 2.2rem;
            color: var(--accent);
            margin-bottom: 12px;
        }
        .game-card h3 {
            margin: 0 0 8px;
        }
        .feature-img {
            width: 100%;
            height: auto;
            border-radius: 12px;
            margin: 20px 0;
            box-shadow: var(--shadow);
        }
        .figure-caption {
            text-align: center;
            font-size: 0.85rem;
            color: var(--gray);
            margin-top: -10px;
            margin-bottom: 20px;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 0.95rem;
        }
        .data-table th {
            background: var(--primary);
            color: var(--white);
            padding: 12px 16px;
            text-align: left;
        }
        .data-table td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border);
        }
        .data-table tr:hover {
            background: #f8f9fa;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .sidebar-widget {
            background: var(--white);
            border-radius: 14px;
            box-shadow: var(--shadow);
            padding: 24px;
        }
        .sidebar-widget h3 {
            font-size: 1.2rem;
            margin-bottom: 16px;
            color: var(--primary);
            border-left: 4px solid var(--accent);
            padding-left: 12px;
        }
        .sidebar-links {
            list-style: none;
        }
        .sidebar-links li {
            margin-bottom: 10px;
        }
        .sidebar-links a {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--secondary);
            text-decoration: none;
            padding: 8px 12px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .sidebar-links a:hover {
            background: #f0f7ff;
            color: var(--accent);
        }
        .sidebar-links i {
            font-size: 0.8rem;
            color: var(--accent);
        }
        .search-form {
            display: flex;
            gap: 8px;
            margin-top: 10px;
        }
        .search-form input {
            flex: 1;
            padding: 10px 16px;
            border: 2px solid var(--border);
            border-radius: 30px;
            font-size: 0.95rem;
            outline: none;
            transition: var(--transition);
        }
        .search-form input:focus {
            border-color: var(--accent);
        }
        .search-form button {
            background: var(--accent);
            color: white;
            border: none;
            border-radius: 30px;
            padding: 10px 18px;
            cursor: pointer;
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .search-form button:hover {
            background: #c1121f;
        }
        .interaction-section {
            background: var(--white);
            border-radius: 16px;
            box-shadow: var(--shadow);
            padding: 36px;
            margin-top: 40px;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin-top: 20px;
        }
        @media (max-width: 768px) {
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }
        .comment-form textarea,
        .score-form select {
            width: 100%;
            padding: 12px;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-family: inherit;
            font-size: 0.95rem;
        }
        .comment-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn-submit {
            background: var(--accent);
            color: #fff;
            border: none;
            padding: 10px 24px;
            border-radius: 30px;
            cursor: pointer;
            font-size: 0.95rem;
            margin-top: 10px;
            transition: var(--transition);
        }
        .btn-submit:hover {
            background: #c1121f;
            transform: translateY(-2px);
        }
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 40px 24px 20px;
            margin-top: 60px;
        }
        .footer-inner {
            max-width: 1280px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
            padding-bottom: 30px;
        }
        @media (max-width: 768px) {
            .footer-inner {
                grid-template-columns: 1fr;
            }
        }
        .footer-about h3 {
            color: var(--white);
            margin-bottom: 14px;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 10px;
            padding: 18px 20px;
            margin-top: 12px;
        }
        friend-link a {
            color: var(--gold);
            text-decoration: none;
            font-weight: 500;
        }
        friend-link a:hover {
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
        }
        .copyright a {
            color: var(--gold);
            text-decoration: none;
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                padding: 12px 0;
                gap: 0;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav li a {
                padding: 14px 20px;
                border-radius: 8px;
            }
            .header-inner {
                padding: 12px 16px;
            }
            .hero-section {
                padding: 60px 16px;
            }
            .main-content {
                padding: 20px;
            }
            .container {
                padding: 24px 16px;
            }
        }
        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin: 20px 0;
        }
        .tag-list a {
            background: #f0f0f0;
            padding: 6px 16px;
            border-radius: 30px;
            text-decoration: none;
            font-size: 0.85rem;
            color: var(--secondary);
            transition: var(--transition);
        }
        .tag-list a:hover {
            background: var(--accent);
            color: #fff;
        }
        .divider {
            height: 2px;
            background: linear-gradient(to right, transparent, var(--border), transparent);
            margin: 30px 0;
        }
        .emoji {
            font-style: normal;
        }