*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #c85a17;
            --primary-dark: #9a3e0a;
            --secondary: #2c5f2d;
            --accent: #f4c542;
            --bg: #faf6f0;
            --bg-card: #ffffff;
            --text: #1e1e1e;
            --text-light: #555;
            --border: #ddd;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --radius: 12px;
            --max-width: 1120px;
            --font: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            padding: 0 16px;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .2s;
        }
        a:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 16px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            color: #fff;
            padding: 16px 0;
            border-radius: 0 0 var(--radius) var(--radius);
            margin-bottom: 24px;
            position: relative;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 900;
            letter-spacing: -0.5px;
            color: #fff;
            text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.2);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            font-size: 2rem;
            color: var(--accent);
        }
        .my-logo:hover {
            color: var(--accent);
            text-decoration: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-size: 1.6rem;
            padding: 6px 12px;
            border-radius: 8px;
            cursor: pointer;
            transition: background .2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.15);
        }
        .nav-menu {
            display: flex;
            gap: 8px 20px;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-menu a {
            color: #fff;
            font-weight: 600;
            padding: 6px 10px;
            border-radius: 6px;
            transition: background .2s;
            white-space: nowrap;
        }
        .nav-menu a:hover {
            background: rgba(255, 255, 255, 0.2);
            text-decoration: none;
            color: var(--accent);
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 10px;
            font-size: 0.85rem;
            padding: 12px 0 8px;
            color: var(--text-light);
            list-style: none;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 10px;
            color: var(--primary);
            font-weight: 700;
        }
        .breadcrumb a {
            color: var(--primary);
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb .current {
            color: var(--text-light);
            font-weight: 600;
        }
        .content-wrap {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 32px;
            margin: 24px 0;
        }
        .main-article {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 28px;
            box-shadow: var(--shadow);
        }
        .sidebar {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 24px 20px;
            box-shadow: var(--shadow);
            height: fit-content;
            position: sticky;
            top: 16px;
        }
        h1 {
            font-size: 2.4rem;
            line-height: 1.2;
            color: var(--primary-dark);
            margin-bottom: 12px;
            font-weight: 900;
        }
        h2 {
            font-size: 1.7rem;
            color: var(--secondary);
            margin: 36px 0 12px;
            border-left: 5px solid var(--primary);
            padding-left: 16px;
            font-weight: 800;
        }
        h3 {
            font-size: 1.3rem;
            color: var(--primary-dark);
            margin: 28px 0 10px;
            font-weight: 700;
        }
        h4 {
            font-size: 1.1rem;
            color: var(--text);
            margin: 20px 0 8px;
            font-weight: 700;
            font-style: italic;
        }
        .main-article p {
            margin-bottom: 16px;
            font-size: 1.02rem;
        }
        .main-article ul,
        .main-article ol {
            margin: 12px 0 20px 24px;
        }
        .main-article li {
            margin-bottom: 8px;
        }
        .main-article .highlight {
            background: #fff3d6;
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 700;
        }
        .main-article .tip-box {
            background: #e8f5e9;
            border-left: 5px solid var(--secondary);
            padding: 16px 20px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 20px 0;
        }
        .main-article .tip-box i {
            color: var(--secondary);
            margin-right: 8px;
        }
        .main-article .stat-box {
            background: #f0f4ff;
            border: 1px solid #d0d8f0;
            border-radius: var(--radius);
            padding: 16px 20px;
            margin: 20px 0;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
            gap: 12px;
        }
        .main-article .stat-box .stat-item {
            text-align: center;
        }
        .main-article .stat-box .stat-value {
            font-size: 1.6rem;
            font-weight: 900;
            color: var(--primary);
        }
        .main-article .stat-box .stat-label {
            font-size: 0.85rem;
            color: var(--text-light);
        }
        .hero-img {
            margin: 24px 0;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .img-placeholder {
            background: linear-gradient(135deg, #d4c4a8, #b8a88c);
            min-height: 320px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.6rem;
            font-weight: 700;
            border-radius: var(--radius);
            position: relative;
            overflow: hidden;
        }
        .img-placeholder img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }
        .img-placeholder .img-label {
            background: rgba(0, 0, 0, 0.5);
            padding: 12px 24px;
            border-radius: 8px;
            z-index: 1;
            backdrop-filter: blur(4px);
        }
        .sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0;
            color: var(--primary-dark);
            border-bottom: 2px solid var(--accent);
            padding-bottom: 8px;
            margin-bottom: 16px;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
        }
        .sidebar ul li {
            padding: 6px 0;
            border-bottom: 1px solid var(--border);
        }
        .sidebar ul li a {
            font-weight: 600;
        }
        .sidebar .quick-links i {
            width: 20px;
            color: var(--primary);
        }
        .form-section {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 24px;
            box-shadow: var(--shadow);
            margin: 32px 0;
        }
        .form-section h2 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-weight: 700;
            margin-bottom: 4px;
            font-size: 0.95rem;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 14px;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-size: 1rem;
            font-family: var(--font);
            transition: border .2s;
            background: #fff;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 90, 23, 0.15);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            transition: background .2s, transform .1s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
        }
        .btn:active {
            transform: scale(0.98);
        }
        .btn-secondary {
            background: var(--secondary);
        }
        .btn-secondary:hover {
            background: #1d4a1e;
        }
        .rating-stars {
            display: flex;
            gap: 8px;
            font-size: 1.8rem;
            color: var(--border);
            cursor: pointer;
            direction: rtl;
        }
        .rating-stars i {
            transition: color .2s, transform .1s;
        }
        .rating-stars i:hover,
        .rating-stars i:hover~i {
            color: var(--accent);
            transform: scale(1.1);
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars input:checked~i {
            color: var(--accent);
        }
        .rating-stars label {
            cursor: pointer;
            padding: 0 2px;
        }
        .rating-stars label i {
            font-size: 1.8rem;
        }
        .rating-stars label:hover i,
        .rating-stars label:hover~label i {
            color: var(--accent);
        }
        .rating-stars input:checked+label i,
        .rating-stars input:checked+label~label i {
            color: var(--accent);
        }
        .site-footer {
            background: #1e1e1e;
            color: #ccc;
            padding: 32px 0 20px;
            border-radius: var(--radius) var(--radius) 0 0;
            margin-top: 40px;
        }
        .site-footer .container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 24px;
        }
        .site-footer h4 {
            color: var(--accent);
            margin-bottom: 12px;
            font-style: normal;
        }
        .site-footer a {
            color: #bbb;
        }
        .site-footer a:hover {
            color: var(--accent);
        }
        .site-footer .copyright {
            grid-column: 1/-1;
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #333;
            font-size: 0.85rem;
            color: #888;
        }
        friend-link {
            display: block;
            margin: 8px 0;
        }
        friend-link a {
            display: inline-block;
            padding: 4px 0;
        }
        .last-updated {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .last-updated i {
            color: var(--primary);
        }
        @media (max-width: 900px) {
            .content-wrap {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                order: 2;
            }
            .main-article {
                order: 1;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding-top: 12px;
                border-top: 1px solid rgba(255, 255, 255, 0.2);
                margin-top: 8px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                width: 100%;
                padding: 10px 8px;
            }
        }
        @media (max-width: 480px) {
            .main-article {
                padding: 20px 16px;
            }
            .form-section {
                padding: 20px 16px;
            }
            .site-footer .container {
                grid-template-columns: 1fr;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            h1 {
                font-size: 1.5rem;
            }
            .img-placeholder {
                min-height: 200px;
                font-size: 1.2rem;
            }
        }
        .nav-menu {
            transition: all 0.25s ease;
        }
        .mt-2 {
            margin-top: 20px;
        }
        .mb-2 {
            margin-bottom: 20px;
        }
        .text-center {
            text-align: center;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .tag {
            display: inline-block;
            background: var(--accent);
            color: var(--text);
            padding: 2px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
        }