*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #f5f7fa;
            color: #1e293b;
            line-height: 1.7;
            padding: 0 1rem;
        }
        a {
            color: #0a6c3b;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #0b8a4c;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        h1,
        h2,
        h3,
        h4 {
            line-height: 1.3;
            color: #0f172a;
            margin-bottom: 0.6rem;
        }
        h1 {
            font-size: 2.2rem;
            margin-top: 0.5rem;
        }
        h2 {
            font-size: 1.7rem;
            margin-top: 2.5rem;
            border-left: 5px solid #0a6c3b;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.3rem;
            margin-top: 1.8rem;
        }
        h4 {
            font-size: 1.1rem;
            margin-top: 1.2rem;
            color: #1e293b;
        }
        p {
            margin-bottom: 1.2rem;
        }
        ul,
        ol {
            margin-bottom: 1.2rem;
            padding-left: 1.8rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        strong {
            color: #0f172a;
            font-weight: 700;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #ffffff;
            border-radius: 20px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
            padding: 1.5rem 2rem 2rem;
            margin-top: 1rem;
            margin-bottom: 2rem;
        }
        @media (max-width: 640px) {
            body {
                padding: 0 0.5rem;
            }
            .container {
                padding: 1rem 1rem 1.5rem;
                border-radius: 12px;
            }
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.3rem;
                padding-left: 0.7rem;
            }
            h3 {
                font-size: 1.1rem;
            }
        }
        .site-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 0.8rem 0 1rem;
            border-bottom: 2px solid #e9edf2;
            position: relative;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #0a6c3b;
            background: linear-gradient(145deg, #0a6c3b, #0e8f4e);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #0a6c3b;
            font-size: 1.6rem;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            -webkit-text-fill-color: #64748b;
            color: #64748b;
            letter-spacing: 0.3px;
            display: block;
            margin-top: -0.2rem;
        }
        .my-logo a {
            text-decoration: none;
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .my-logo a span {
            -webkit-text-fill-color: #0a6c3b;
            color: #0a6c3b;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 0.3rem;
            flex-wrap: wrap;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 0.2rem;
            flex-wrap: wrap;
            padding: 0;
            margin: 0;
        }
        .nav-list li a {
            display: block;
            padding: 0.5rem 1rem;
            font-size: 0.9rem;
            font-weight: 500;
            color: #1e293b;
            border-radius: 30px;
            transition: background 0.2s, color 0.2s;
        }
        .nav-list li a:hover {
            background: #0a6c3b;
            color: #fff;
            text-decoration: none;
        }
        .nav-list li a i {
            margin-right: 0.4rem;
            font-size: 0.85rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #0f172a;
            cursor: pointer;
            padding: 0.2rem 0.4rem;
            transition: color 0.2s;
        }
        .hamburger:hover {
            color: #0a6c3b;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #ffffff;
                border-radius: 16px;
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
                padding: 0.8rem 0.5rem;
                margin-top: 1rem;
                border: 1px solid #e9edf2;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list li a {
                padding: 0.6rem 1.2rem;
                border-radius: 12px;
            }
            .nav-wrapper {
                flex-wrap: wrap;
            }
        }
        .breadcrumbs {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.3rem 0.6rem;
            font-size: 0.85rem;
            color: #64748b;
            padding: 0.8rem 0 0.2rem;
            list-style: none;
        }
        .breadcrumbs li {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .breadcrumbs li+li::before {
            content: "›";
            color: #94a3b8;
            font-size: 1.2rem;
            margin-right: 0.3rem;
        }
        .breadcrumbs a {
            color: #0a6c3b;
        }
        .breadcrumbs .current {
            color: #1e293b;
            font-weight: 500;
        }
        .hero-img-wrap {
            margin: 1.5rem 0 2rem;
            border-radius: 16px;
            overflow: hidden;
            background: #e9edf2;
            position: relative;
        }
        .hero-img-wrap img {
            width: 100%;
            max-height: 420px;
            object-fit: cover;
        }
        .hero-img-wrap .img-caption {
            padding: 0.6rem 1.2rem;
            font-size: 0.85rem;
            color: #475569;
            background: #f1f5f9;
            border-top: 1px solid #e2e8f0;
        }
        .search-section {
            background: #f8fafc;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            margin: 2rem 0;
            border: 1px solid #e2e8f0;
        }
        .search-section form {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
        }
        .search-section input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 0.8rem 1.2rem;
            border: 2px solid #e2e8f0;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border 0.25s;
        }
        .search-section input[type="text"]:focus {
            border-color: #0a6c3b;
        }
        .search-section button {
            padding: 0.8rem 2rem;
            background: #0a6c3b;
            color: #fff;
            border: none;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-section button:hover {
            background: #0b8a4c;
            transform: scale(1.02);
        }
        @media (max-width: 480px) {
            .search-section {
                padding: 1.2rem 1rem;
            }
            .search-section form {
                flex-direction: column;
            }
            .search-section input[type="text"] {
                min-width: unset;
            }
        }
        .user-feedback {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
            margin: 2.5rem 0;
        }
        .feedback-card {
            background: #f8fafc;
            border-radius: 16px;
            padding: 1.6rem 1.8rem;
            border: 1px solid #e2e8f0;
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 0.8rem;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 0.7rem 1rem;
            border: 2px solid #e2e8f0;
            border-radius: 12px;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.2s;
            font-family: inherit;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #0a6c3b;
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card button {
            padding: 0.7rem 1.8rem;
            background: #0a6c3b;
            color: #fff;
            border: none;
            border-radius: 30px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            align-self: flex-start;
        }
        .feedback-card button:hover {
            background: #0b8a4c;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #d1d5db;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked~label,
        .star-rating label:hover,
        .star-rating label:hover~label {
            color: #f59e0b;
        }
        @media (max-width: 700px) {
            .user-feedback {
                grid-template-columns: 1fr;
            }
        }
        friend-link {
            display: block;
            padding: 1.2rem 0 0.6rem;
        }
        friend-link a {
            display: inline-block;
            padding: 0.3rem 1rem;
            margin: 0.2rem 0.3rem;
            background: #f1f5f9;
            border-radius: 30px;
            font-size: 0.9rem;
            transition: background 0.2s, color 0.2s;
        }
        friend-link a:hover {
            background: #0a6c3b;
            color: #fff;
            text-decoration: none;
        }
        .site-footer {
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            border-top: 2px solid #e9edf2;
            text-align: center;
            font-size: 0.9rem;
            color: #64748b;
        }
        .site-footer .copyright {
            margin-top: 0.6rem;
            font-size: 0.85rem;
        }
        .site-footer .copyright strong {
            color: #0f172a;
        }
        .spec-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.2rem 0 1.8rem;
            font-size: 0.95rem;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
        }
        .spec-table th {
            background: #0a6c3b;
            color: #fff;
            padding: 0.8rem 1.2rem;
            text-align: left;
            font-weight: 600;
        }
        .spec-table td {
            padding: 0.7rem 1.2rem;
            border-bottom: 1px solid #e9edf2;
            background: #fafbfc;
        }
        .spec-table tr:last-child td {
            border-bottom: none;
        }
        .spec-table td:first-child {
            font-weight: 600;
            color: #0f172a;
        }
        @media (max-width: 500px) {
            .spec-table {
                font-size: 0.85rem;
            }
            .spec-table th,
            .spec-table td {
                padding: 0.5rem 0.7rem;
            }
        }
        .highlight-box {
            background: #f0fdf4;
            border-left: 5px solid #0a6c3b;
            padding: 1.2rem 1.6rem;
            border-radius: 0 12px 12px 0;
            margin: 1.5rem 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        @media (max-width: 480px) {
            .container {
                padding: 0.8rem 0.8rem 1.2rem;
            }
            .feedback-card {
                padding: 1rem 1rem;
            }
        }
        .anchor-offset {
            scroll-margin-top: 1.2rem;
        }