*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; background: #f8f9fa; color: #222; line-height: 1.7; }
        .container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
        .site-header { background: linear-gradient(105deg, #1e3c2f 0%, #2b5a3a 100%); box-shadow: 0 4px 16px rgba(0,0,0,0.1); position: sticky; top: 0; z-index: 100; }
        .header-inner { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; flex-wrap: wrap; gap: 8px; }
        .my-logo { font-size: 2rem; font-weight: 800; color: #f5d67b; text-decoration: none; letter-spacing: 1px; text-shadow: 2px 2px 0 #1b2e22; }
        .my-logo i { color: #f5d67b; margin-right: 8px; }
        .logo-url { display: block; font-size: 0.9rem; color: #dbe9d5; text-decoration: none; margin-top: 2px; letter-spacing: 0.3px; }
        .nav-toggle { display: none; background: none; border: 0; font-size: 1.8rem; color: white; cursor: pointer; padding: 4px 10px; }
        .primary-nav { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }
        .primary-nav a { color: #f0f5ec; text-decoration: none; padding: 8px 12px; border-radius: 30px; font-size: 0.9rem; transition: background 0.2s; background: rgba(255,255,255,0.07); }
        .primary-nav a:hover { background: #f5d67b; color: #1e3c2f; }
        .breadcrumb { background: #eef2ed; padding: 10px 0; font-size: 0.9rem; }
        .breadcrumb a { color: #2b5a3a; text-decoration: none; }
        .breadcrumb span { margin: 0 8px; color: #555; }
        .search-section { background: #fff; padding: 35px 0; border-bottom: 1px solid #e2e8de; text-align: center; }
        .search-section h2 { font-size: 1.9rem; color: #1e3c2f; margin-bottom: 12px; }
        .search-form { display: flex; justify-content: center; align-items: center; gap: 6px; max-width: 580px; margin: 0 auto; flex-wrap: wrap; }
        .search-form input { flex: 1; padding: 14px 20px; border: 2px solid #b8ccb0; border-radius: 50px; font-size: 1rem; outline: none; }
        .search-form button { background: #1e3c2f; border: none; padding: 14px 24px; border-radius: 50px; color: white; font-weight: 600; cursor: pointer; display: flex; align-items: center; gap: 8px; }
        .search-form button:hover { background: #2b5a3a; }
        .content-grid { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 30px; padding: 40px 0; align-items: start; }
        @media (max-width: 900px) { .content-grid { grid-template-columns: 1fr; } }
        .article-card { background: white; padding: 30px; border-radius: 24px; box-shadow: 0 5px 25px rgba(0,0,0,0.03); }
        .sidebar-card { background: white; padding: 20px; border-radius: 20px; box-shadow: 0 5px 20px rgba(0,0,0,0.03); position: sticky; top: 80px; }
        .sidebar-card h3 { margin-bottom: 12px; color: #1e3c2f; font-size: 1.2rem; border-left: 4px solid #f5d67b; padding-left: 10px; }
        .sidebar-card ul { list-style: none; }
        .sidebar-card ul li { margin: 10px 0; }
        .sidebar-card a { color: #2b5a3a; text-decoration: none; font-weight: 500; }
        .sidebar-card a:hover { text-decoration: underline; }
        .post-meta { color: #555; font-size: 0.9rem; margin-bottom: 18px; border-bottom: 1px solid #e8efe5; padding-bottom: 15px; }
        .post-meta i { color: #2b5a3a; margin-right: 5px; }
        h1 { font-size: 2.4rem; color: #1e3c2f; line-height: 1.2; margin-bottom: 15px; }
        h2 { font-size: 1.9rem; color: #1e3c2f; margin: 40px 0 12px; border-left: 6px solid #f5d67b; padding-left: 14px; }
        h3 { font-size: 1.4rem; color: #2b4a35; margin: 30px 0 10px; }
        h4 { font-size: 1.15rem; color: #1e3c2f; margin: 20px 0 8px; }
        p { margin: 15px 0; }
        .featured-img { width: 100%; border-radius: 20px; margin: 20px 0; }
        .insight-box { background: #f1f6ec; border-radius: 16px; padding: 20px 25px; margin: 30px 0; border-left: 6px solid #2b5a3a; }
        .word-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 12px; margin: 20px 0; }
        .word-tile { background: #eef4ea; padding: 12px 6px; text-align: center; border-radius: 12px; font-weight: 600; color: #1e3c2f; transition: all 0.2s; }
        .word-tile:hover { background: #f5d67b; transform: translateY(-2px); }
        .rating-area, .comment-area { margin-top: 35px; background: #fafcf8; padding: 25px; border-radius: 20px; }
        .rating-stars { display: flex; gap: 10px; font-size: 2rem; color: #c0c0c0; cursor: pointer; }
        .rating-stars i.active { color: #f5b342; }
        .comment-form textarea { width: 100%; border: 1px solid #b8ccb0; border-radius: 14px; padding: 15px; margin: 10px 0; resize: vertical; }
        .comment-form input[type='text'] { width: 100%; border: 1px solid #b8ccb0; border-radius: 14px; padding: 12px; }
        .btn { background: #1e3c2f; color: white; padding: 12px 28px; border: none; border-radius: 40px; font-weight: 600; cursor: pointer; }
        .btn:hover { background: #2b5a3a; }
        .friend-link { display: flex; flex-wrap: wrap; gap: 12px 20px; background: #eef2ed; border-radius: 18px; padding: 16px 20px; margin: 20px 0; }
        .friend-link a { color: #1e5a3a; text-decoration: none; font-weight: 500; }
        .friend-link a:hover { text-decoration: underline; }
        footer { background: #16291e; color: #cbd9c2; padding: 30px 0; margin-top: 60px; }
        .footer-copy { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
        @media (max-width: 680px) {
            .nav-toggle { display: block; }
            .primary-nav { display: none; width: 100%; flex-direction: column; align-items: flex-start; background: #1e3c2f; border-radius: 0 0 16px 16px; padding: 10px 0; }
            .primary-nav.open { display: flex; }
            .primary-nav a { width: 100%; border-radius: 0; }
            .header-inner { flex-wrap: wrap; }
        }