*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, 'Helvetica Neue', sans-serif;
            background: #f5f1eb;
            color: #2d2a24;
            line-height: 1.7;
            font-size: 1.05rem;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #1b6b4a;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #a36b2f;
            text-decoration: underline;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1e3c2e 0%, #2a5a3f 100%);
            color: #fef9f0;
            padding: 0 0 4px 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 12px 20px;
            max-width: 1120px;
            margin: 0 auto;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 700;
            letter-spacing: -0.5px;
            color: #fadf9e;
            text-shadow: 2px 2px 0 #1f3b2c;
            transition: transform 0.2s;
            display: inline-block;
        }
        .my-logo:hover {
            transform: scale(1.02);
            color: #ffe9b6;
            text-decoration: none;
        }
        .my-logo span {
            font-weight: 300;
            color: #c7d9b7;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fef9f0;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 12px;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .primary-nav {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }
        .primary-nav a {
            color: #f0f7e6;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.95rem;
            transition: background 0.25s, color 0.25s;
            white-space: nowrap;
        }
        .primary-nav a:hover {
            background: #fadf9e;
            color: #1e3c2e;
            text-decoration: none;
        }
        .primary-nav a i {
            margin-right: 5px;
        }
        .breadcrumb-wrap {
            background: #e8e0d6;
            padding: 8px 20px;
            font-size: 0.85rem;
            border-bottom: 1px solid #d6cdc1;
        }
        .breadcrumb-wrap ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            max-width: 1120px;
            margin: 0 auto;
        }
        .breadcrumb-wrap li+li::before {
            content: "›";
            margin-right: 10px;
            color: #7d6e5a;
            font-weight: 600;
        }
        .breadcrumb-wrap a {
            color: #3d6b4f;
        }
        .breadcrumb-wrap .current {
            color: #4a3f32;
            font-weight: 600;
        }
        .hero {
            background: #2d4a38;
            color: #fcf8f0;
            padding: 40px 20px 50px;
            text-align: center;
            border-bottom: 6px solid #fadf9e;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 12px;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }
        .hero h1 i {
            color: #fadf9e;
            margin-right: 10px;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 720px;
            margin: 0 auto 16px;
            opacity: 0.92;
        }
        .hero .meta-badge {
            display: inline-block;
            background: #fadf9e;
            color: #1e3c2e;
            padding: 6px 22px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.9rem;
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 20px 60px;
            max-width: 1120px;
            margin: 0 auto;
        }
        .content-primary {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        h2 {
            font-size: 2rem;
            color: #1e3c2e;
            margin-top: 2.4rem;
            margin-bottom: 0.8rem;
            border-bottom: 3px solid #e2d5c4;
            padding-bottom: 0.4rem;
        }
        h2 i {
            color: #a36b2f;
            margin-right: 10px;
        }
        h3 {
            font-size: 1.5rem;
            color: #2d4a38;
            margin-top: 1.8rem;
            margin-bottom: 0.5rem;
        }
        h4 {
            font-size: 1.2rem;
            color: #3d5a48;
            margin-top: 1.4rem;
            margin-bottom: 0.3rem;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .content-primary ul,
        .content-primary ol {
            margin-bottom: 1.4rem;
            padding-left: 1.6rem;
        }
        .content-primary li {
            margin-bottom: 0.4rem;
        }
        .featured-image {
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
            margin: 1.8rem 0 2.2rem;
            background: #e8e0d6;
        }
        .featured-image img {
            border-radius: 16px;
            width: 100%;
        }
        .featured-image figcaption {
            padding: 10px 16px 14px;
            font-style: italic;
            color: #5a4f40;
            font-size: 0.9rem;
            text-align: center;
            background: #f0eae2;
            border-radius: 0 0 16px 16px;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.6rem 0 2rem;
            background: #faf7f2;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
        }
        .data-table thead {
            background: #1e3c2e;
            color: #fef9f0;
        }
        .data-table th,
        .data-table td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid #dfd6ca;
        }
        .data-table tbody tr:hover {
            background: #f0eae2;
        }
        .callout {
            background: #eaf3e4;
            border-left: 6px solid #2a5a3f;
            padding: 18px 24px;
            border-radius: 0 12px 12px 0;
            margin: 1.8rem 0;
        }
        .callout-warn {
            background: #fef6e8;
            border-left-color: #c4903a;
        }
        .callout-tip {
            background: #e0edf2;
            border-left-color: #2d6b8a;
        }
        .sidebar-card {
            background: #faf7f2;
            border-radius: 16px;
            padding: 20px 22px;
            margin-bottom: 24px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
            border: 1px solid #e4dbcf;
        }
        .sidebar-card h3 {
            font-size: 1.3rem;
            margin-top: 0;
            border-bottom: 2px solid #d6cdc1;
            padding-bottom: 8px;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card li {
            padding: 6px 0;
            border-bottom: 1px solid #ece5db;
        }
        .sidebar-card li:last-child {
            border-bottom: none;
        }
        .sidebar-card a {
            font-weight: 500;
            display: block;
            padding: 2px 0;
        }
        .sidebar-card a i {
            width: 22px;
            color: #a36b2f;
        }
        .search-form {
            display: flex;
            gap: 8px;
            margin: 0.6rem 0;
        }
        .search-form input {
            flex: 1;
            padding: 10px 16px;
            border: 2px solid #d6cdc1;
            border-radius: 30px;
            font-size: 0.95rem;
            background: #fffcf7;
            transition: border 0.25s;
        }
        .search-form input:focus {
            outline: none;
            border-color: #2a5a3f;
        }
        .search-form button {
            background: #2a5a3f;
            color: #fef9f0;
            border: none;
            padding: 10px 20px;
            border-radius: 30px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s;
        }
        .search-form button:hover {
            background: #1e3c2e;
        }
        .feedback-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin: 3rem 0 1rem;
            padding-top: 1.5rem;
            border-top: 2px solid #e2d5c4;
        }
        .feedback-card {
            background: #faf7f2;
            padding: 22px 24px;
            border-radius: 16px;
            border: 1px solid #e4dbcf;
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.3rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 12px;
        }
        .feedback-card input,
        .feedback-card textarea {
            padding: 10px 14px;
            border: 2px solid #d6cdc1;
            border-radius: 10px;
            font-size: 0.95rem;
            background: #fffcf7;
            font-family: inherit;
            transition: border 0.25s;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus {
            outline: none;
            border-color: #2a5a3f;
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card button {
            background: #2a5a3f;
            color: #fef9f0;
            border: none;
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s;
            align-self: flex-start;
        }
        .feedback-card button:hover {
            background: #1e3c2e;
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: #d6cdc1;
            cursor: pointer;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            transition: color 0.2s;
            color: #d6cdc1;
        }
        .star-rating input:checked~label,
        .star-rating label:hover,
        .star-rating label:hover~label {
            color: #f5b342;
        }
        .site-footer {
            background: #1e2b24;
            color: #e2ddd4;
            padding: 40px 20px 20px;
            margin-top: 40px;
        }
        .footer-inner {
            max-width: 1120px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
        }
        .site-footer a {
            color: #c7d9b7;
        }
        .site-footer a:hover {
            color: #fadf9e;
        }
        friend-link {
            display: block;
            margin-top: 8px;
            font-style: normal;
        }
        friend-link a {
            display: inline-block;
            margin-right: 20px;
            padding: 4px 0;
        }
        .copyright {
            grid-column: 1 / -1;
            text-align: center;
            padding-top: 24px;
            margin-top: 24px;
            border-top: 1px solid #3a4f42;
            font-size: 0.9rem;
            color: #b0bca8;
        }
        .last-updated {
            font-size: 0.85rem;
            color: #9aab92;
            text-align: right;
            padding: 6px 0 2px;
            max-width: 1120px;
            margin: 0 auto;
        }
        @media (max-width: 860px) {
            .main-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .feedback-section {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .header-inner {
                padding: 10px 16px;
            }
            .my-logo {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 640px) {
            .nav-toggle {
                display: block;
            }
            .primary-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0 8px;
                gap: 4px;
            }
            .primary-nav.open {
                display: flex;
            }
            .primary-nav a {
                padding: 10px 16px;
                border-radius: 8px;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .data-table {
                font-size: 0.85rem;
            }
            .data-table th,
            .data-table td {
                padding: 8px 10px;
            }
            .breadcrumb-wrap ol {
                flex-wrap: wrap;
                font-size: 0.78rem;
            }
        }
        @media (min-width: 641px) {
            .primary-nav {
                display: flex !important;
            }
        }
        .scroll-offset {
            scroll-margin-top: 80px;
        }
        .skeleton-list {
            list-style: none;
            padding: 0;
        }
        .skeleton-list li::before {
            content: "🐟 ";
        }