* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #0f6b3a;
            --primary-dark: #0a4f2a;
            --primary-light: #1a8f4f;
            --accent: #f5b70a;
            --accent-dark: #d49a08;
            --bg: #f4f7f2;
            --bg-card: #ffffff;
            --text: #1e2a2a;
            --text-light: #4a5a5a;
            --text-white: #f9fbf9;
            --border: #d0dbd0;
            --shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
            --radius: 14px;
            --transition: 0.25s ease;
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-light);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: 1160px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #0a4f2a 0%, #0f6b3a 60%, #1a8f4f 100%);
            color: var(--text-white);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 20px;
            max-width: 1160px;
            margin: 0 auto;
            flex-wrap: wrap;
            gap: 8px;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            background: rgba(255, 255, 255, 0.12);
            padding: 6px 18px;
            border-radius: 40px;
            border: 2px solid rgba(255, 255, 255, 0.25);
            transition: all var(--transition);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            color: var(--accent);
            font-size: 1.4rem;
        }
        .my-logo:hover {
            background: rgba(255, 255, 255, 0.22);
            border-color: var(--accent);
            text-decoration: none;
            color: #fff;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 8px;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.12);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.9);
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition);
            text-decoration: none;
            white-space: nowrap;
        }
        .main-nav a i {
            margin-right: 6px;
            font-size: 0.8rem;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
            text-decoration: none;
        }
        .breadcrumb-wrap {
            background: #e8efe8;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--primary);
        }
        .breadcrumb span {
            color: var(--text-light);
        }
        .breadcrumb .sep {
            color: #aabbaa;
            font-size: 0.7rem;
        }
        .hero {
            background: linear-gradient(120deg, #0a4f2a 0%, #1a6f3f 100%);
            color: #fff;
            padding: 48px 0 40px;
            margin-bottom: 32px;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: "🎱";
            position: absolute;
            right: -30px;
            bottom: -30px;
            font-size: 18rem;
            opacity: 0.06;
            transform: rotate(12deg);
            pointer-events: none;
        }
        .hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 12px;
        }
        .hero h1 i {
            color: var(--accent);
        }
        .hero p {
            font-size: 1.1rem;
            opacity: 0.92;
            max-width: 700px;
            margin-bottom: 8px;
        }
        .hero .meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 28px;
            margin-top: 16px;
            font-size: 0.9rem;
            opacity: 0.85;
        }
        .hero .meta i {
            margin-right: 6px;
        }
        .search-section {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 20px 24px;
            box-shadow: var(--shadow);
            margin: -24px auto 28px;
            position: relative;
            z-index: 10;
            max-width: 720px;
        }
        .search-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .search-form input {
            flex: 1;
            min-width: 180px;
            padding: 12px 18px;
            border: 2px solid var(--border);
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border var(--transition);
            background: #f9fbf9;
        }
        .search-form input:focus {
            border-color: var(--primary);
        }
        .search-form button {
            padding: 12px 28px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: var(--primary-dark);
        }
        .content-wrap {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 36px;
            padding: 20px 0 40px;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 20px 18px;
            box-shadow: var(--shadow);
            margin-bottom: 20px;
        }
        .sidebar-card h4 {
            font-size: 1.05rem;
            margin-bottom: 12px;
            color: var(--primary-dark);
            border-bottom: 2px solid var(--accent);
            padding-bottom: 8px;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card li {
            padding: 6px 0;
            border-bottom: 1px solid #eef3ee;
        }
        .sidebar-card li:last-child {
            border-bottom: none;
        }
        .sidebar-card a {
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card a i {
            color: var(--accent-dark);
            font-size: 0.7rem;
        }
        .article-section {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 30px;
            box-shadow: var(--shadow);
            margin-bottom: 24px;
        }
        .article-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--accent);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .article-section h2 i {
            color: var(--accent-dark);
        }
        .article-section h3 {
            font-size: 1.35rem;
            font-weight: 600;
            color: var(--primary);
            margin: 24px 0 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .article-section h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text);
            margin: 18px 0 8px;
            padding-left: 8px;
            border-left: 4px solid var(--accent);
        }
        .article-section p {
            margin-bottom: 14px;
            color: var(--text);
        }
        .article-section .highlight {
            background: #f0f9f0;
            border-left: 4px solid var(--primary);
            padding: 14px 18px;
            border-radius: 0 8px 8px 0;
            margin: 16px 0;
        }
        .article-section ul,
        .article-section ol {
            margin: 10px 0 16px 22px;
        }
        .article-section li {
            margin-bottom: 6px;
        }
        .feature-img {
            margin: 20px 0;
            border-radius: var(--radius);
            overflow: hidden;
            background: #eef3ee;
        }
        .feature-img img {
            width: 100%;
            object-fit: cover;
            max-height: 400px;
        }
        .feature-img figcaption {
            padding: 10px 16px;
            font-size: 0.85rem;
            color: var(--text-light);
            background: #f7faf7;
            border-top: 1px solid var(--border);
        }
        .rating-box {
            background: #f7faf7;
            border-radius: var(--radius);
            padding: 20px 24px;
            margin: 20px 0;
            border: 1px solid var(--border);
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #ccc;
            cursor: pointer;
            margin: 8px 0;
        }
        .rating-stars i.active {
            color: var(--accent);
        }
        .rating-stars i:hover {
            color: var(--accent-dark);
        }
        .comment-form textarea {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid var(--border);
            border-radius: 12px;
            font-size: 1rem;
            font-family: var(--font);
            resize: vertical;
            min-height: 80px;
            transition: border var(--transition);
            background: #f9fbf9;
        }
        .comment-form textarea:focus {
            border-color: var(--primary);
            outline: none;
        }
        .comment-form .btn-submit {
            padding: 10px 28px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition);
            margin-top: 10px;
        }
        .comment-form .btn-submit:hover {
            background: var(--primary-dark);
        }
        .site-footer {
            background: #0a2f1a;
            color: rgba(255, 255, 255, 0.85);
            padding: 40px 0 20px;
            margin-top: 40px;
        }
        .footer-inner {
            max-width: 1160px;
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
        }
        .footer-inner h4 {
            color: var(--accent);
            font-size: 1.1rem;
            margin-bottom: 12px;
        }
        .footer-inner a {
            color: rgba(255, 255, 255, 0.75);
        }
        .footer-inner a:hover {
            color: var(--accent);
        }
        .footer-inner ul {
            list-style: none;
            padding: 0;
        }
        .footer-inner li {
            padding: 4px 0;
        }
        .friend-link {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            padding: 8px 0;
            font-size: 0.9rem;
        }
        .friend-link a {
            color: rgba(255, 255, 255, 0.8);
            padding: 2px 10px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 20px;
            transition: all var(--transition);
        }
        .friend-link a:hover {
            border-color: var(--accent);
            color: var(--accent);
            text-decoration: none;
        }
        .copyright {
            grid-column: 1 / -1;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 18px;
            margin-top: 10px;
            text-align: center;
            font-size: 0.85rem;
            opacity: 0.7;
        }
        @media (max-width: 900px) {
            .content-wrap {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
            .hero h1 {
                font-size: 2rem;
            }
        }
        @media (max-width: 700px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                background: rgba(0, 0, 0, 0.15);
                border-radius: 12px;
                padding: 10px;
                margin-top: 8px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 10px 14px;
                border-radius: 8px;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
            }
            .article-section {
                padding: 20px 16px;
            }
            .hero h1 {
                font-size: 1.7rem;
            }
            .hero {
                padding: 32px 0 28px;
            }
            .search-section {
                margin-left: 12px;
                margin-right: 12px;
                padding: 16px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .rating-stars {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 480px) {
            .header-inner {
                padding: 10px 12px;
            }
            .my-logo {
                font-size: 1.2rem;
                padding: 4px 14px;
            }
            .hero h1 {
                font-size: 1.4rem;
            }
            .article-section h2 {
                font-size: 1.4rem;
            }
            .article-section h3 {
                font-size: 1.15rem;
            }
        }
        .nav-toggle .fa-bars {
            display: inline;
        }
        .nav-toggle .fa-times {
            display: none;
        }
        .nav-toggle.open .fa-bars {
            display: none;
        }
        .nav-toggle.open .fa-times {
            display: inline;
        }
        .scroll-top {
            position: fixed;
            bottom: 24px;
            right: 24px;
            width: 44px;
            height: 44px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 50%;
            font-size: 1.2rem;
            cursor: pointer;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            transition: all var(--transition);
            opacity: 0;
            visibility: hidden;
            z-index: 999;
        }
        .scroll-top.show {
            opacity: 1;
            visibility: visible;
        }
        .scroll-top:hover {
            background: var(--primary-dark);
            transform: translateY(-4px);
        }