*,
        *::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: #f0f4e8;
            color: #1e2a1e;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        a {
            color: #2d6a4f;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover,
        a:focus {
            color: #1b4332;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            color: #1b4332;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
        }
        h1 {
            font-size: 2.4rem;
            border-bottom: 4px solid #52b788;
            padding-bottom: 0.4rem;
        }
        h2 {
            font-size: 1.8rem;
            border-left: 5px solid #52b788;
            padding-left: 0.75rem;
        }
        h3 {
            font-size: 1.35rem;
            color: #2d6a4f;
        }
        h4 {
            font-size: 1.1rem;
            color: #40916c;
        }
        p {
            margin-bottom: 1rem;
        }
        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #1b4332 0%, #2d6a4f 100%);
            color: #fefae0;
            padding: 0.6rem 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fefae0;
            background: rgba(255, 255, 255, 0.08);
            padding: 0.3rem 1rem 0.3rem 0.8rem;
            border-radius: 40px;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            transition: background 0.3s;
        }
        .my-logo:hover {
            background: rgba(255, 255, 255, 0.18);
            text-decoration: none;
        }
        .my-logo i {
            font-size: 1.8rem;
            color: #f8c630;
        }
        .my-logo span {
            font-size: 0.7rem;
            font-weight: 300;
            opacity: 0.7;
            display: block;
            line-height: 1;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #fefae0;
            color: #fefae0;
            font-size: 1.6rem;
            padding: 0.3rem 0.8rem;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.25s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.15);
        }
        .nav-menu {
            display: flex;
            gap: 0.2rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-menu a {
            color: #fefae0;
            padding: 0.4rem 1rem;
            border-radius: 30px;
            font-size: 0.92rem;
            font-weight: 500;
            transition: background 0.25s, transform 0.2s;
            white-space: nowrap;
        }
        .nav-menu a:hover,
        .nav-menu a:focus {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-1px);
            text-decoration: none;
        }
        .nav-menu a i {
            margin-right: 0.35rem;
        }
        .breadcrumb {
            background: #e9f0e3;
            padding: 0.6rem 0;
            font-size: 0.88rem;
            border-bottom: 1px solid #cfe1d3;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #6b8f71;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #2d6a4f;
        }
        .breadcrumb .current {
            color: #1b4332;
            font-weight: 600;
        }
        .search-wrap {
            background: #fff;
            border-radius: 50px;
            display: flex;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
            max-width: 480px;
            margin: 1.2rem auto 2rem;
            border: 1px solid #cfe1d3;
        }
        .search-wrap input {
            flex: 1;
            border: none;
            padding: 0.7rem 1.2rem;
            font-size: 0.95rem;
            outline: none;
            background: transparent;
            color: #1b4332;
            min-width: 0;
        }
        .search-wrap button {
            background: #2d6a4f;
            color: #fff;
            border: none;
            padding: 0.7rem 1.6rem;
            cursor: pointer;
            font-size: 1rem;
            transition: background 0.25s;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .search-wrap button:hover {
            background: #1b4332;
        }
        .hero {
            background: linear-gradient(135deg, #d8f3dc 0%, #b7e4c7 100%);
            border-radius: 20px;
            padding: 2.4rem 2rem;
            margin: 1.6rem 0 2.4rem;
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            align-items: center;
            box-shadow: 0 8px 30px rgba(27, 67, 50, 0.1);
        }
        .hero-text {
            flex: 2;
            min-width: 260px;
        }
        .hero-text h1 {
            border-bottom: none;
            margin-top: 0;
            font-size: 2.2rem;
            color: #1b4332;
        }
        .hero-text p {
            font-size: 1.08rem;
            color: #2d5a3d;
        }
        .hero-img {
            flex: 1;
            min-width: 200px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.1);
        }
        .hero-img img {
            width: 100%;
            height: auto;
            display: block;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.4rem;
            margin: 2rem 0;
        }
        .content-main {
            background: #fff;
            border-radius: 20px;
            padding: 2rem 2.2rem;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
        }
        .content-sidebar {
            background: #fff;
            border-radius: 20px;
            padding: 1.6rem 1.4rem;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
            align-self: start;
            position: sticky;
            top: 90px;
        }
        .content-sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0;
            border-bottom: 2px solid #d8f3dc;
            padding-bottom: 0.5rem;
            margin-bottom: 1rem;
        }
        .sidebar-links {
            list-style: none;
            padding: 0;
        }
        .sidebar-links li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #f0f4e8;
        }
        .sidebar-links a {
            color: #2d6a4f;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .sidebar-links a:hover {
            color: #1b4332;
        }
        .content-img {
            margin: 1.8rem 0;
            border-radius: 14px;
            overflow: hidden;
            box-shadow: 0 4px 18px rgba(0, 0, 0, 0.08);
        }
        .content-img figcaption {
            background: #f0f4e8;
            padding: 0.5rem 1rem;
            font-size: 0.85rem;
            color: #3d5a3d;
            text-align: center;
            font-style: italic;
        }
        .feedback-section {
            background: #f8faf7;
            border-radius: 18px;
            padding: 1.8rem 2rem;
            margin: 2.4rem 0 1.2rem;
            border: 1px solid #d8f3dc;
        }
        .feedback-section h3 {
            margin-top: 0;
        }
        .form-row {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin-bottom: 1rem;
            align-items: center;
        }
        .form-row label {
            font-weight: 600;
            min-width: 80px;
            color: #1b4332;
        }
        .form-row input,
        .form-row textarea,
        .form-row select {
            flex: 1;
            min-width: 200px;
            padding: 0.6rem 1rem;
            border: 1px solid #cfe1d3;
            border-radius: 10px;
            font-size: 0.95rem;
            background: #fff;
            outline: none;
            transition: border 0.25s;
        }
        .form-row input:focus,
        .form-row textarea:focus {
            border-color: #52b788;
            box-shadow: 0 0 0 3px rgba(82, 183, 136, 0.15);
        }
        .form-row textarea {
            min-height: 90px;
            resize: vertical;
        }
        .btn-submit {
            background: #2d6a4f;
            color: #fff;
            border: none;
            padding: 0.6rem 2rem;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-submit:hover {
            background: #1b4332;
            transform: translateY(-2px);
        }
        .rating-stars {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            color: #f8c630;
            cursor: pointer;
        }
        .rating-stars i {
            transition: transform 0.2s, color 0.2s;
        }
        .rating-stars i:hover {
            transform: scale(1.2);
            color: #e6b800;
        }
        .last-updated {
            font-size: 0.85rem;
            color: #5a7a5a;
            text-align: right;
            border-top: 1px solid #e9f0e3;
            padding-top: 0.8rem;
            margin-top: 2rem;
        }
        .last-updated i {
            margin-right: 0.4rem;
        }
        .site-footer {
            background: linear-gradient(135deg, #1b4332, #2d6a4f);
            color: #fefae0;
            padding: 2.4rem 0 1.2rem;
            margin-top: 3rem;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            justify-content: space-between;
        }
        .footer-col {
            flex: 1;
            min-width: 180px;
        }
        .footer-col h4 {
            color: #d8f3dc;
            margin-top: 0;
            border-bottom: 2px solid #52b788;
            padding-bottom: 0.3rem;
            display: inline-block;
        }
        .footer-col a {
            color: #b7e4c7;
            display: block;
            padding: 0.2rem 0;
            font-size: 0.92rem;
        }
        .footer-col a:hover {
            color: #fefae0;
        }
        friend-link {
            display: block;
            margin-top: 0.6rem;
        }
        friend-link a {
            display: inline-block;
            margin-right: 1rem;
            margin-bottom: 0.3rem;
        }
        .copyright {
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 1.2rem;
            margin-top: 1.8rem;
            font-size: 0.85rem;
            opacity: 0.85;
        }
        @media (max-width: 820px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .content-sidebar {
                position: static;
            }
            .hero {
                flex-direction: column-reverse;
                padding: 1.6rem;
            }
            .hero-text h1 {
                font-size: 1.8rem;
            }
            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: stretch;
                gap: 0.2rem;
                padding-top: 0.6rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 0.5rem 1rem;
                border-radius: 8px;
                background: rgba(255, 255, 255, 0.06);
            }
            .content-main {
                padding: 1.2rem 1rem;
            }
            .feedback-section {
                padding: 1.2rem 1rem;
            }
            .form-row {
                flex-direction: column;
                align-items: stretch;
            }
            .form-row label {
                min-width: auto;
            }
            .form-row input,
            .form-row textarea {
                min-width: auto;
            }
        }
        @media (max-width: 480px) {
            .my-logo {
                font-size: 1.2rem;
                padding: 0.2rem 0.8rem;
            }
            .my-logo i {
                font-size: 1.3rem;
            }
            .hero-text h1 {
                font-size: 1.5rem;
            }
            .container {
                padding: 0 0.8rem;
            }
            .search-wrap {
                flex-direction: column;
                border-radius: 20px;
            }
            .search-wrap button {
                width: 100%;
                justify-content: center;
                border-radius: 0 0 20px 20px;
            }
        }
        .tag {
            display: inline-block;
            background: #d8f3dc;
            color: #1b4332;
            padding: 0.15rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-right: 0.3rem;
        }
        .highlight-box {
            background: #f0fae6;
            border-left: 5px solid #52b788;
            padding: 1rem 1.4rem;
            border-radius: 12px;
            margin: 1.4rem 0;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.4rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.92rem;
        }
        th,
        td {
            padding: 0.5rem 0.8rem;
            border: 1px solid #cfe1d3;
            text-align: left;
        }
        th {
            background: #d8f3dc;
            color: #1b4332;
            font-weight: 600;
        }
        tr:nth-child(even) {
            background: #f8faf7;
        }
        .btn-top {
            position: fixed;
            bottom: 2rem;
            right: 1.5rem;
            background: #2d6a4f;
            color: #fff;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            transition: background 0.25s, transform 0.2s;
            z-index: 99;
            border: none;
            cursor: pointer;
        }
        .btn-top:hover {
            background: #1b4332;
            transform: translateY(-4px);
        }
        @media (max-width: 600px) {
            .btn-top {
                width: 38px;
                height: 38px;
                font-size: 1rem;
                bottom: 1rem;
                right: 1rem;
            }
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }