*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #f7f4f0;
            color: #1e2a3a;
            line-height: 1.7;
            padding: 0 16px;
        }
        a {
            color: #b45309;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #78350f;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #ffffff;
            box-shadow: 0 0 40px rgba(0, 0, 0, 0.05);
            border-radius: 24px;
            padding: 20px 28px 40px;
        }
        .site-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0 12px;
            border-bottom: 2px solid #e9e2d8;
            position: relative;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #b45309, #d97706);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .my-logo i {
            -webkit-text-fill-color: #b45309;
            font-size: 1.8rem;
        }
        .my-logo:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            -webkit-text-fill-color: #6b7280;
            letter-spacing: 0.3px;
            display: block;
            margin-top: -4px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .main-nav a {
            padding: 6px 14px;
            border-radius: 40px;
            font-weight: 500;
            font-size: 0.9rem;
            color: #374151;
            transition: background 0.2s, color 0.2s;
        }
        .main-nav a:hover {
            background: #b45309;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #374151;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #f3ede7;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px 10px;
            padding: 12px 0 8px;
            font-size: 0.85rem;
            color: #6b7280;
            border-bottom: 1px solid #f0ebe5;
            margin-bottom: 18px;
        }
        .breadcrumb a {
            color: #b45309;
        }
        .breadcrumb span {
            color: #9ca3af;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            margin: 16px 0 12px;
            color: #1e2a3a;
            letter-spacing: -0.3px;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 700;
            margin: 40px 0 12px;
            padding-bottom: 6px;
            border-bottom: 3px solid #e9e2d8;
            color: #1e2a3a;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin: 28px 0 10px;
            color: #2d3a4a;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 18px 0 6px;
            color: #3d4a5a;
        }
        p {
            margin-bottom: 1rem;
            color: #2d3a4a;
        }
        .hero-banner {
            margin: 20px 0 28px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }
        .last-updated {
            display: inline-block;
            background: #f3ede7;
            padding: 4px 16px;
            border-radius: 40px;
            font-size: 0.8rem;
            color: #6b7280;
            margin-bottom: 16px;
        }
        .highlight-box {
            background: #fef9f3;
            border-left: 5px solid #b45309;
            padding: 16px 22px;
            border-radius: 0 12px 12px 0;
            margin: 20px 0;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 16px;
            margin: 24px 0;
        }
        .stat-card {
            background: #f9f6f2;
            padding: 20px 16px;
            border-radius: 16px;
            text-align: center;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
        }
        .stat-card i {
            font-size: 2rem;
            color: #b45309;
            margin-bottom: 8px;
        }
        .stat-card h4 {
            margin: 4px 0;
            font-size: 1rem;
        }
        .stat-card .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: #b45309;
        }
        .inset-links {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 14px;
            padding: 12px 0;
            margin: 16px 0;
        }
        .inset-links a {
            background: #f3ede7;
            padding: 4px 16px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 500;
        }
        .inset-links a:hover {
            background: #b45309;
            color: #fff;
            text-decoration: none;
        }
        .form-card {
            background: #f9f6f2;
            border-radius: 20px;
            padding: 24px 28px;
            margin: 28px 0;
            border: 1px solid #e9e2d8;
        }
        .form-card h3 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 4px;
            color: #374151;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #e0d8ce;
            border-radius: 12px;
            font-size: 1rem;
            font-family: inherit;
            background: #fff;
            transition: border 0.2s;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: #b45309;
        }
        .form-group textarea {
            resize: vertical;
            min-height: 100px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border: none;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            background: #b45309;
            color: #fff;
        }
        .btn:hover {
            background: #92400e;
            transform: scale(0.98);
        }
        .btn i {
            font-size: 1.1rem;
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #d1c5b5;
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating-stars i.active {
            color: #f59e0b;
        }
        .rating-stars i:hover,
        .rating-stars i.active~i {
            color: #f59e0b;
        }
        .comment-item {
            background: #fff;
            border: 1px solid #e9e2d8;
            border-radius: 16px;
            padding: 16px 20px;
            margin-bottom: 12px;
        }
        .comment-item strong {
            color: #b45309;
        }
        .comment-item small {
            color: #9ca3af;
            font-size: 0.8rem;
        }
        .site-footer {
            margin-top: 48px;
            padding-top: 28px;
            border-top: 2px solid #e9e2d8;
            font-size: 0.9rem;
            color: #6b7280;
        }
        .site-footer .flex-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 20px;
        }
        friend-link {
            display: block;
            margin: 12px 0 8px;
            font-weight: 500;
        }
        friend-link a {
            display: inline-block;
            margin: 0 8px 4px 0;
            padding: 2px 12px;
            background: #f3ede7;
            border-radius: 40px;
            font-size: 0.85rem;
        }
        .copyright {
            text-align: center;
            padding: 16px 0 4px;
            font-size: 0.8rem;
            color: #9ca3af;
        }
        @media (max-width: 768px) {
            body {
                padding: 0 8px;
            }
            .container {
                padding: 12px 14px 30px;
                border-radius: 16px;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .site-header {
                flex-wrap: wrap;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                padding: 12px 0 8px;
                gap: 4px;
                border-top: 1px solid #e9e2d8;
                margin-top: 8px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 10px 16px;
                border-radius: 12px;
                width: 100%;
            }
            .hamburger {
                display: block;
            }
            .form-card {
                padding: 16px 18px;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
            .breadcrumb {
                font-size: 0.75rem;
                gap: 4px 6px;
            }
            .my-logo {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .stat-grid {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 1.5rem;
            }
            .container {
                padding: 8px 10px 24px;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
        }
        .fade-up {
            opacity: 0;
            transform: translateY(20px);
            animation: fadeUp 0.6s forwards;
        }
        @keyframes fadeUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .toc {
            background: #f9f6f2;
            border-radius: 16px;
            padding: 18px 24px;
            margin: 24px 0;
            border: 1px solid #e9e2d8;
        }
        .toc ol {
            margin: 8px 0 0 1.2rem;
        }
        .toc a {
            color: #374151;
        }
        .toc a:hover {
            color: #b45309;
        }
        .tag {
            display: inline-block;
            background: #e9e2d8;
            padding: 2px 12px;
            border-radius: 40px;
            font-size: 0.75rem;
            font-weight: 600;
            color: #5a4a3a;
        }
        .flex-between {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mt-1 {
            margin-top: 8px;
        }