*,
        *::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: #fafaf7;
            color: #1e2a2f;
            line-height: 1.7;
            padding: 0 1rem;
            max-width: 1400px;
            margin: 0 auto;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        a {
            color: #b45f2a;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #7a3e1a;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.75rem;
            margin: 1rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4 {
            line-height: 1.25;
            color: #1e3a2f;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
            font-weight: 600;
        }
        h1 {
            font-size: 2.4rem;
            border-bottom: 4px solid #d98c4a;
            display: inline-block;
            padding-bottom: 0.3rem;
            margin-top: 0.5rem;
        }
        h2 {
            font-size: 1.8rem;
            border-left: 6px solid #b45f2a;
            padding-left: 1rem;
            margin-top: 3rem;
        }
        h3 {
            font-size: 1.35rem;
            color: #2d4a3e;
        }
        h4 {
            font-size: 1.1rem;
            color: #3d5a4e;
            font-weight: 500;
        }
        p {
            margin: 1rem 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 0.5rem;
        }
        .site-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 1.2rem 0;
            border-bottom: 2px solid #e2dcd0;
            position: relative;
            background: #fafaf7;
            z-index: 100;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: -0.5px;
            color: #1e3a2f;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            color: #b45f2a;
            font-size: 2.2rem;
        }
        .my-logo:hover {
            text-decoration: none;
            color: #b45f2a;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            color: #6a7a72;
            letter-spacing: 0.3px;
            margin-left: 0.3rem;
        }
        .nav-toggle {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #1e3a2f;
            cursor: pointer;
            padding: 0.3rem 0.6rem;
            border-radius: 6px;
        }
        .nav-toggle:hover {
            background: #e2dcd0;
        }
        .main-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 0.2rem 1.2rem;
            align-items: center;
        }
        .main-nav a {
            font-weight: 500;
            padding: 0.3rem 0.2rem;
            color: #2d4a3e;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
        }
        .main-nav a:hover {
            border-bottom-color: #b45f2a;
            text-decoration: none;
            color: #1e3a2f;
        }
        .main-nav .active {
            border-bottom-color: #b45f2a;
            color: #1e3a2f;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.8rem;
            font-size: 0.85rem;
            color: #6a7a72;
            padding: 0.8rem 0 0.2rem;
            list-style: none;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #b45f2a;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #6a7a72;
        }
        .breadcrumb a:hover {
            color: #b45f2a;
        }
        .breadcrumb .current {
            color: #1e3a2f;
            font-weight: 500;
        }
        .hero-img-wrap {
            margin: 1.8rem 0 2rem;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.06);
            background: #e2dcd0;
            position: relative;
        }
        .hero-img-wrap img {
            width: 100%;
            max-height: 460px;
            object-fit: cover;
        }
        .hero-img-caption {
            padding: 0.8rem 1.2rem;
            background: #f4f0e8;
            font-size: 0.9rem;
            color: #3d5a4e;
            font-style: italic;
        }
        .search-block {
            background: #f4f0e8;
            padding: 1.8rem 2rem;
            border-radius: 16px;
            margin: 2rem 0;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
            justify-content: center;
        }
        .search-block label {
            font-weight: 600;
            color: #1e3a2f;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-block form {
            display: flex;
            flex: 1 1 300px;
            gap: 0.6rem;
            max-width: 500px;
        }
        .search-block input[type="search"] {
            flex: 1;
            padding: 0.7rem 1rem;
            border: 2px solid #d9cdbc;
            border-radius: 30px;
            font-size: 1rem;
            background: white;
            outline: none;
            transition: 0.2s;
        }
        .search-block input[type="search"]:focus {
            border-color: #b45f2a;
            box-shadow: 0 0 0 3px rgba(180, 95, 42, 0.15);
        }
        .search-block button {
            background: #b45f2a;
            color: white;
            border: none;
            border-radius: 30px;
            padding: 0.7rem 1.6rem;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-block button:hover {
            background: #7a3e1a;
            transform: scale(1.02);
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 2.5rem 0;
        }
        @media (max-width:700px) {
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }
        .card-interact {
            background: #ffffff;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
            border: 1px solid #e2dcd0;
        }
        .card-interact h3 {
            margin-top: 0;
            display: flex;
            gap: 0.6rem;
            align-items: center;
            font-size: 1.3rem;
        }
        .star-wrap {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            color: #d9cdbc;
            cursor: pointer;
            margin: 0.6rem 0 1rem;
        }
        .star-wrap .fas.fa-star {
            color: #e8a84c;
        }
        .star-wrap .far.fa-star {
            color: #d9cdbc;
        }
        .star-wrap i:hover {
            color: #e8a84c;
            transform: scale(1.1);
        }
        .card-interact form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .card-interact input,
        .card-interact textarea {
            padding: 0.7rem 1rem;
            border: 2px solid #d9cdbc;
            border-radius: 10px;
            font-size: 0.95rem;
            font-family: inherit;
            background: #fafaf7;
            outline: none;
            transition: 0.2s;
        }
        .card-interact input:focus,
        .card-interact textarea:focus {
            border-color: #b45f2a;
            box-shadow: 0 0 0 3px rgba(180, 95, 42, 0.1);
        }
        .card-interact textarea {
            min-height: 90px;
            resize: vertical;
        }
        .card-interact button {
            background: #1e3a2f;
            color: white;
            border: none;
            border-radius: 30px;
            padding: 0.7rem 1.6rem;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            align-self: flex-start;
        }
        .card-interact button:hover {
            background: #2d5a4a;
            transform: scale(1.02);
        }
        .content-article {
            margin: 2rem 0 3rem;
        }
        .content-article p {
            text-align: justify;
        }
        .highlight-box {
            background: #f4f0e8;
            padding: 1.6rem 2rem;
            border-radius: 16px;
            border-left: 6px solid #b45f2a;
            margin: 2rem 0;
        }
        .highlight-box strong {
            color: #1e3a2f;
        }
        .emoji-big {
            font-size: 1.4rem;
        }
        .insight-tag {
            display: inline-block;
            background: #e2dcd0;
            padding: 0.2rem 1rem;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            color: #2d4a3e;
            letter-spacing: 0.3px;
        }
        .link-list-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
            margin: 1.2rem 0;
            padding: 0;
            list-style: none;
        }
        .link-list-inline li a {
            background: #f4f0e8;
            padding: 0.3rem 1rem;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            display: inline-block;
            transition: 0.2s;
        }
        .link-list-inline li a:hover {
            background: #d9cdbc;
            text-decoration: none;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.8rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        th,
        td {
            padding: 0.8rem 1rem;
            text-align: left;
            border-bottom: 1px solid #e2dcd0;
        }
        th {
            background: #1e3a2f;
            color: white;
            font-weight: 600;
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: #faf5ee;
        }
        .site-footer {
            margin-top: 4rem;
            padding: 2.5rem 0 1.5rem;
            border-top: 2px solid #e2dcd0;
            font-size: 0.95rem;
            color: #4a5f55;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        @media (max-width:700px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
        }
        .footer-grid h4 {
            margin-top: 0;
            color: #1e3a2f;
        }
        .footer-grid ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-grid ul li {
            margin-bottom: 0.4rem;
        }
        .footer-grid ul li a {
            color: #4a5f55;
        }
        .footer-grid ul li a:hover {
            color: #b45f2a;
        }
        friend-link {
            display: block;
            margin-top: 1.8rem;
            padding-top: 1.2rem;
            border-top: 1px dashed #d9cdbc;
            font-size: 0.9rem;
        }
        friend-link a {
            color: #4a5f55;
            margin: 0 0.6rem 0 0;
        }
        friend-link a:hover {
            color: #b45f2a;
        }
        .copyright {
            margin-top: 1.8rem;
            text-align: center;
            color: #6a7a72;
            font-size: 0.85rem;
        }
        .copyright strong {
            color: #1e3a2f;
        }
        @media (max-width:820px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #fafaf7;
                padding: 1rem 0 0.5rem;
                border-top: 1px solid #e2dcd0;
                margin-top: 0.8rem;
                gap: 0.3rem 0;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.5rem 0.2rem;
                border-bottom: 1px solid #f0ebe3;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .search-block {
                padding: 1.2rem 1.2rem;
            }
            .card-interact {
                padding: 1.2rem 1.2rem;
            }
            .hero-img-wrap img {
                max-height: 240px;
            }
        }
        @media (max-width:480px) {
            body {
                padding: 0 0.6rem;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .my-logo i {
                font-size: 1.6rem;
            }
            .my-logo small {
                font-size: 0.6rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
        }
        .last-updated {
            display: inline-block;
            margin: 1rem 0 0.2rem;
            font-size: 0.85rem;
            color: #6a7a72;
            background: #f4f0e8;
            padding: 0.2rem 1.2rem;
            border-radius: 30px;
        }
        .skip-link {
            position: absolute;
            top: -100%;
            left: 1rem;
            background: #1e3a2f;
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 0 0 8px 8px;
            z-index: 200;
        }
        .skip-link:focus {
            top: 0;
        }