* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #f5f3ef;
            color: #2c2c2c;
            line-height: 1.7;
            font-size: 16px;
        }
        a {
            color: #1a6b4a;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #0d4a33;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1a3a2a, #2d5a3f);
            color: #fff;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: 2px;
            color: #f7d44a;
            text-shadow: 2px 2px 0 #1a3a2a;
            font-family: 'Georgia', serif;
        }
        .my-logo:hover {
            color: #ffe270;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #fff;
            cursor: pointer;
            padding: 4px 10px;
        }
        .main-nav {
            display: flex;
            gap: 24px;
            align-items: center;
        }
        .main-nav a {
            color: #e8f0e8;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
        }
        .main-nav a:hover {
            color: #f7d44a;
            border-bottom-color: #f7d44a;
            text-decoration: none;
        }
        .nav-search {
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 30px;
            padding: 6px 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-search input {
            background: transparent;
            border: none;
            color: #fff;
            outline: none;
            font-size: 0.9rem;
            width: 120px;
        }
        .nav-search input::placeholder {
            color: #c0d6c0;
        }
        .nav-search button {
            background: none;
            border: none;
            color: #f7d44a;
            cursor: pointer;
            font-size: 1rem;
        }
        .breadcrumb {
            background: #ece8e0;
            padding: 10px 0;
            font-size: 0.85rem;
            color: #555;
        }
        .breadcrumb a {
            color: #1a6b4a;
        }
        .breadcrumb span {
            margin: 0 6px;
            color: #888;
        }
        .main-content {
            padding: 40px 0;
            background: #fff;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        .article-body h1 {
            font-size: 2.4rem;
            color: #1a3a2a;
            margin-bottom: 12px;
            line-height: 1.2;
        }
        .article-body .meta {
            color: #777;
            font-size: 0.9rem;
            margin-bottom: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            border-bottom: 1px solid #e5e0d8;
            padding-bottom: 16px;
        }
        .article-body .meta i {
            margin-right: 6px;
            color: #1a6b4a;
        }
        .article-body h2 {
            font-size: 1.8rem;
            color: #1a3a2a;
            margin-top: 48px;
            margin-bottom: 16px;
            border-left: 5px solid #f7d44a;
            padding-left: 16px;
        }
        .article-body h3 {
            font-size: 1.4rem;
            color: #2d5a3f;
            margin-top: 32px;
            margin-bottom: 12px;
        }
        .article-body h4 {
            font-size: 1.15rem;
            color: #3d6b4f;
            margin-top: 24px;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .article-body p {
            margin-bottom: 18px;
            text-align: justify;
        }
        .article-body ul,
        .article-body ol {
            margin: 16px 0 20px 24px;
        }
        .article-body li {
            margin-bottom: 8px;
        }
        .article-body .feature-img {
            margin: 24px 0;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            background: #f9f7f4;
            padding: 8px;
        }
        .article-body .feature-img img {
            border-radius: 8px;
            width: 100%;
        }
        .article-body .feature-img figcaption {
            text-align: center;
            font-size: 0.85rem;
            color: #777;
            padding: 8px 0 4px;
        }
        .highlight-box {
            background: #f0f7f2;
            border-left: 4px solid #1a6b4a;
            padding: 20px 24px;
            border-radius: 0 8px 8px 0;
            margin: 24px 0;
        }
        .highlight-box strong {
            color: #1a3a2a;
        }
        .btn {
            display: inline-block;
            background: #1a6b4a;
            color: #fff;
            padding: 10px 28px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: 0.25s;
            border: none;
            cursor: pointer;
        }
        .btn:hover {
            background: #0d4a33;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(26, 107, 74, 0.25);
            text-decoration: none;
            color: #fff;
        }
        .sidebar {
            background: #f9f7f4;
            border-radius: 12px;
            padding: 24px 20px;
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            color: #1a3a2a;
            margin-bottom: 16px;
            border-bottom: 2px solid #e0d8cc;
            padding-bottom: 10px;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar li {
            padding: 8px 0;
            border-bottom: 1px solid #ece8e0;
        }
        .sidebar li a {
            color: #1a6b4a;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar li a:hover {
            color: #0d4a33;
        }
        .search-section {
            background: #f0f7f2;
            padding: 36px 0;
        }
        .search-box {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .search-box input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border: 2px solid #d0dcd0;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: 0.2s;
        }
        .search-box input:focus {
            border-color: #1a6b4a;
        }
        .search-box button {
            background: #1a6b4a;
            color: #fff;
            border: none;
            padding: 14px 32px;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-box button:hover {
            background: #0d4a33;
        }
        .interaction-section {
            background: #fff;
            padding: 40px 0;
            border-top: 1px solid #e5e0d8;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
        .comment-area textarea {
            width: 100%;
            padding: 14px 18px;
            border: 2px solid #d0dcd0;
            border-radius: 12px;
            font-size: 1rem;
            resize: vertical;
            min-height: 120px;
            font-family: inherit;
            transition: 0.2s;
        }
        .comment-area textarea:focus {
            border-color: #1a6b4a;
            outline: none;
        }
        .comment-area input[type="text"] {
            width: 100%;
            padding: 12px 18px;
            border: 2px solid #d0dcd0;
            border-radius: 12px;
            font-size: 1rem;
            margin-top: 12px;
            transition: 0.2s;
        }
        .comment-area input[type="text"]:focus {
            border-color: #1a6b4a;
            outline: none;
        }
        .rating-area .stars {
            display: flex;
            gap: 8px;
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            margin: 12px 0;
        }
        .rating-area .stars i {
            transition: 0.15s;
        }
        .rating-area .stars i.active {
            color: #f7c948;
        }
        .rating-area .stars i:hover {
            color: #f7d44a;
            transform: scale(1.1);
        }
        .rating-area .score-display {
            font-size: 1.1rem;
            color: #1a3a2a;
            font-weight: 600;
        }
        .interaction-section .btn {
            margin-top: 12px;
        }
        friend-link {
            display: block;
            background: #f0f7f2;
            padding: 32px 0;
            border-top: 1px solid #d0dcd0;
        }
        friend-link .container {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            justify-content: center;
        }
        friend-link a {
            color: #1a6b4a;
            font-weight: 500;
            padding: 4px 0;
            border-bottom: 1px dotted #b0c8b0;
        }
        friend-link a:hover {
            color: #0d4a33;
            border-bottom-color: #0d4a33;
        }
        .site-footer {
            background: #1a3a2a;
            color: #d0e0d0;
            padding: 32px 0 20px;
            text-align: center;
        }
        .site-footer .copyright {
            font-size: 0.9rem;
            opacity: 0.85;
            margin-top: 8px;
        }
        .site-footer a {
            color: #f7d44a;
        }
        @media (max-width: 900px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                margin-top: 32px;
            }
            .interaction-grid {
                grid-template-columns: 1fr;
            }
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                padding: 20px 0 10px;
                gap: 12px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 8px 0;
                border-bottom: none;
            }
            .nav-search {
                width: 100%;
            }
            .nav-search input {
                width: 100%;
            }
            .article-body h1 {
                font-size: 1.8rem;
            }
            .article-body h2 {
                font-size: 1.4rem;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 480px) {
            .article-body h1 {
                font-size: 1.5rem;
            }
            .container {
                padding: 0 14px;
            }
            .search-box input {
                min-width: 100%;
            }
            .search-box button {
                width: 100%;
                justify-content: center;
            }
        }
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #ece8e0;
        }
        ::-webkit-scrollbar-thumb {
            background: #8aa88a;
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #1a6b4a;
        }