*,
        *::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, sans-serif;
            background: #f8f6f0;
            color: #2d2a24;
            line-height: 1.7;
            padding: 0 16px;
            max-width: 1280px;
            margin: 0 auto;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #b45f2b;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover,
        a:focus {
            color: #7a3f1a;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.4rem;
            margin: 0.8rem 0;
        }
        li {
            margin-bottom: 0.3rem;
        }
        h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: #3d2c1a;
            margin: 1.2rem 0 0.6rem;
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #4a3520;
            margin: 2.4rem 0 0.8rem;
            border-bottom: 3px solid #d9b382;
            padding-bottom: 0.3rem;
        }
        h3 {
            font-size: 1.35rem;
            font-weight: 600;
            color: #5a4030;
            margin: 1.8rem 0 0.5rem;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: #6a5040;
            margin: 1.2rem 0 0.4rem;
        }
        p {
            margin: 0.8rem 0;
            font-size: 1.05rem;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 400;
            color: #4d3e32;
        }
        .site-header {
            background: #fffbf5;
            border-radius: 20px;
            padding: 12px 24px;
            margin: 16px 0 12px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            position: relative;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            color: #3d2c1a;
            letter-spacing: -0.02em;
            background: linear-gradient(135deg, #b45f2b, #7a3f1a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            -webkit-text-fill-color: #b45f2b;
            font-size: 1.8rem;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 2rem;
            color: #3d2c1a;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #ede6db;
        }
        .nav-menu {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 18px;
            align-items: center;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .nav-menu li a {
            font-weight: 500;
            padding: 6px 10px;
            border-radius: 8px;
            font-size: 0.95rem;
            color: #4a3a2a;
            transition: background 0.2s, color 0.2s;
        }
        .nav-menu li a:hover {
            background: #ede6db;
            color: #7a3f1a;
            text-decoration: none;
        }
        .nav-menu li a i {
            margin-right: 6px;
            font-size: 0.9rem;
        }
        .breadcrumb {
            background: #ede6db;
            padding: 8px 20px;
            border-radius: 40px;
            font-size: 0.9rem;
            margin: 0 0 16px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            list-style: none;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 10px;
            color: #a08870;
            font-weight: 600;
        }
        .breadcrumb a {
            color: #7a3f1a;
        }
        .breadcrumb .current {
            color: #4a3a2a;
            font-weight: 500;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 32px;
            margin: 24px 0;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            background: #fffbf5;
            border-radius: 20px;
            padding: 20px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
            align-self: start;
            position: sticky;
            top: 16px;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0;
            border-bottom: 2px solid #d9b382;
            padding-bottom: 6px;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
        }
        .sidebar ul li {
            padding: 4px 0;
        }
        .sidebar ul li a {
            display: block;
            padding: 4px 0;
            border-bottom: 1px solid #f0e8dd;
        }
        .card {
            background: #fffbf5;
            border-radius: 20px;
            padding: 24px 28px;
            margin: 24px 0;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
        }
        .insight-box {
            background: #f4ede2;
            border-left: 6px solid #b45f2b;
            padding: 16px 22px;
            border-radius: 12px;
            margin: 1.4rem 0;
        }
        .insight-box i {
            color: #b45f2b;
            margin-right: 10px;
        }
        .stat-highlight {
            display: inline-block;
            background: #3d2c1a;
            color: #f8f6f0;
            padding: 2px 14px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
        }
        .featured-image {
            border-radius: 18px;
            overflow: hidden;
            margin: 1.8rem 0;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            background: #ede6db;
        }
        .featured-image img {
            width: 100%;
            height: auto;
            aspect-ratio: 1200/630;
            object-fit: cover;
        }
        .featured-image figcaption {
            padding: 12px 20px;
            font-size: 0.9rem;
            color: #5a4a3a;
            background: #fffbf5;
            border-top: 1px solid #e8ddd0;
        }
        .form-group {
            margin: 1rem 0;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 4px;
            color: #3d2c1a;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #e0d5c8;
            border-radius: 12px;
            font-size: 1rem;
            background: #fffcf8;
            transition: border-color 0.2s;
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: #b45f2b;
            background: #fff;
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            background: #b45f2b;
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: 40px;
            font-size: 1.05rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn:hover {
            background: #7a3f1a;
            transform: scale(0.98);
            color: #fff;
            text-decoration: none;
        }
        .btn-secondary {
            background: #ede6db;
            color: #3d2c1a;
        }
        .btn-secondary:hover {
            background: #d9cbb8;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 4px;
            font-size: 1.8rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            color: #d9cbb8;
            transition: color 0.15s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5b342;
        }
        .comment-item {
            border-bottom: 1px solid #ede6db;
            padding: 14px 0;
        }
        .comment-item:last-child {
            border-bottom: none;
        }
        .comment-author {
            font-weight: 600;
            color: #3d2c1a;
        }
        .comment-date {
            font-size: 0.85rem;
            color: #8a7a6a;
            margin-left: 12px;
        }
        .comment-text {
            margin: 4px 0 0 0;
        }
        .site-footer {
            background: #2d2a24;
            color: #e8ddd0;
            border-radius: 20px 20px 0 0;
            padding: 32px 28px 20px;
            margin: 40px -16px 0 -16px;
        }
        .footer-inner {
            max-width: 1280px;
            margin: 0 auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 24px;
        }
        .footer-grid h4 {
            color: #f5e8d8;
            margin-bottom: 10px;
            font-size: 1.1rem;
        }
        .footer-grid ul {
            list-style: none;
            padding: 0;
        }
        .footer-grid ul li {
            margin-bottom: 4px;
        }
        .footer-grid ul li a {
            color: #cbb8a5;
        }
        .footer-grid ul li a:hover {
            color: #f5e8d8;
        }
        friend-link {
            display: block;
            background: #3a352e;
            padding: 18px 24px;
            border-radius: 16px;
            margin: 20px 0 12px;
            font-size: 0.95rem;
            line-height: 1.8;
        }
        friend-link a {
            color: #d9b382;
            margin: 0 6px;
        }
        friend-link a:hover {
            color: #f5cba0;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #4a4038;
            margin-top: 20px;
            font-size: 0.9rem;
            color: #a09080;
        }
        .last-updated {
            text-align: right;
            font-size: 0.85rem;
            color: #8a7a6a;
            margin: 4px 0 8px;
        }
        @media (max-width: 900px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                margin-top: 24px;
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .card {
                padding: 18px 16px;
            }
        }
        @media (max-width: 720px) {
            .hamburger {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                background: #fffbf5;
                padding: 12px 0;
                border-top: 2px solid #ede6db;
                margin-top: 12px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li {
                width: 100%;
            }
            .nav-menu li a {
                display: block;
                padding: 10px 16px;
            }
            .site-header {
                padding: 10px 16px;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .breadcrumb {
                font-size: 0.8rem;
                padding: 6px 14px;
            }
            .star-rating {
                font-size: 1.5rem;
            }
            .site-footer {
                padding: 24px 16px 16px;
                margin-left: -16px;
                margin-right: -16px;
            }
        }
        @media (max-width: 480px) {
            body {
                padding: 0 8px;
            }
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            .card {
                padding: 14px 12px;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
        }
        .flex-between {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }
        .gap-sm {
            gap: 8px;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .text-muted {
            color: #7a6a5a;
        }
        .tag {
            display: inline-block;
            background: #ede6db;
            padding: 2px 14px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 500;
            color: #4a3a2a;
        }