*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, Roboto, 'Helvetica Neue', sans-serif;
            background: #f4f7fc;
            color: #1e2a3a;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #0b6e4f;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #084c36;
            text-decoration: underline;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(145deg, #0b2d26 0%, #1a4a3a 100%);
            padding: 16px 0;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #f5e9d8;
            background: rgba(255, 255, 255, 0.08);
            padding: 6px 18px;
            border-radius: 40px;
            border-left: 4px solid #f6b352;
            transition: 0.2s;
        }
        .my-logo:hover {
            background: rgba(255, 255, 255, 0.16);
            text-decoration: none;
            color: #f6e9d0;
        }
        .my-logo i {
            color: #f6b352;
            margin-right: 8px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.4);
            color: #fff;
            font-size: 1.6rem;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            border-color: #f6b352;
            color: #f6b352;
        }
        .nav-menu {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 18px;
            align-items: center;
            list-style: none;
        }
        .nav-menu li a {
            color: #e2f0ea;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 6px 4px;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
        }
        .nav-menu li a:hover {
            border-bottom-color: #f6b352;
            color: #f6e9d0;
            text-decoration: none;
        }
        .nav-menu li a i {
            margin-right: 5px;
            font-size: 0.85rem;
            color: #f6b352;
        }
        .breadcrumb {
            background: #ecf3f0;
            padding: 10px 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #d0dcd7;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 16px;
            list-style: none;
            padding: 0 20px;
            max-width: 1200px;
            margin: 0 auto;
        }
        .breadcrumb li+li::before {
            content: "▸";
            color: #7b9b8c;
            margin-right: 16px;
        }
        .breadcrumb a {
            color: #0b6e4f;
        }
        .breadcrumb .current {
            color: #2c4a3e;
            font-weight: 600;
        }
        main {
            padding: 40px 0 60px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }
        .article-body h1 {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.2;
            color: #0b2d26;
            margin-bottom: 12px;
            border-left: 6px solid #f6b352;
            padding-left: 20px;
        }
        .article-body h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #1a4a3a;
            margin-top: 48px;
            margin-bottom: 18px;
            border-bottom: 3px solid #dce8e2;
            padding-bottom: 8px;
        }
        .article-body h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: #1f3f33;
            margin-top: 32px;
            margin-bottom: 12px;
        }
        .article-body h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #2c5a48;
            margin-top: 24px;
            margin-bottom: 8px;
        }
        .article-body p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            color: #1e2a3a;
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 18px;
            padding-left: 28px;
        }
        .article-body li {
            margin-bottom: 8px;
            font-size: 1.02rem;
        }
        .article-body .highlight-box {
            background: #e9f3ef;
            border-left: 6px solid #0b6e4f;
            padding: 20px 24px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
        }
        .article-body .insight-badge {
            display: inline-block;
            background: #0b6e4f;
            color: #fff;
            padding: 2px 14px;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-right: 6px;
        }
        .last-updated {
            font-size: 0.9rem;
            color: #5a7a6a;
            margin-top: 6px;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .last-updated i {
            color: #f6b352;
        }
        .feature-img-wrap {
            margin: 28px 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            background: #dce8e2;
        }
        .feature-img-wrap img {
            width: 100%;
            aspect-ratio: 1200/630;
            object-fit: cover;
        }
        .feature-img-wrap figcaption {
            padding: 10px 18px;
            font-size: 0.9rem;
            color: #2c4a3e;
            background: #ecf3f0;
            font-style: italic;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 0.98rem;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .data-table th {
            background: #0b2d26;
            color: #f5e9d8;
            padding: 12px 16px;
            text-align: left;
            font-weight: 600;
        }
        .data-table td {
            padding: 10px 16px;
            border-bottom: 1px solid #dce8e2;
            background: #fff;
        }
        .data-table tr:last-child td {
            border-bottom: none;
        }
        .data-table tr:hover td {
            background: #f0f8f4;
        }
        .sidebar {
            position: sticky;
            top: 120px;
            align-self: start;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px 20px;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.05);
            margin-bottom: 28px;
            border: 1px solid #e2ede7;
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            color: #0b2d26;
            border-bottom: 2px solid #f6b352;
            padding-bottom: 8px;
            margin-bottom: 16px;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card ul li {
            margin-bottom: 10px;
            border-bottom: 1px solid #ecf3f0;
            padding-bottom: 8px;
        }
        .sidebar-card ul li a {
            color: #1a4a3a;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card ul li a i {
            color: #f6b352;
            font-size: 0.85rem;
        }
        .form-section {
            background: #fff;
            border-radius: 16px;
            padding: 28px 30px;
            margin-top: 40px;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.04);
            border: 1px solid #e2ede7;
        }
        .form-section h2 {
            font-size: 1.6rem;
            margin-top: 0;
            border-bottom: 3px solid #f6b352;
            padding-bottom: 10px;
            display: inline-block;
        }
        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px 40px;
            margin-top: 20px;
        }
        @media (max-width: 700px) {
            .form-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            font-weight: 600;
            display: block;
            margin-bottom: 4px;
            color: #0b2d26;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #dce8e2;
            border-radius: 10px;
            font-size: 1rem;
            background: #fafcfb;
            transition: 0.2s;
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #0b6e4f;
            outline: none;
            box-shadow: 0 0 0 4px rgba(11, 110, 79, 0.12);
        }
        .form-group textarea {
            min-height: 80px;
            resize: vertical;
        }
        .btn {
            background: #0b6e4f;
            color: #fff;
            border: none;
            padding: 12px 32px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: 0.25s;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            box-shadow: 0 4px 12px rgba(11, 110, 79, 0.25);
        }
        .btn:hover {
            background: #084c36;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(11, 110, 79, 0.3);
        }
        .btn i {
            font-size: 1.1rem;
        }
        .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 {
            color: #d0dcd7;
            cursor: pointer;
            transition: 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f6b352;
        }
        .site-footer {
            background: #0b2d26;
            color: #d0e2da;
            padding: 40px 0 20px;
            border-top: 6px solid #f6b352;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (max-width: 768px) {
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        .footer-inner h4 {
            color: #f6e9d0;
            margin-bottom: 12px;
            font-size: 1.1rem;
            border-bottom: 2px solid #2c5a48;
            padding-bottom: 6px;
            display: inline-block;
        }
        .footer-inner a {
            color: #b6d4c6;
        }
        .footer-inner a:hover {
            color: #f6e9d0;
        }
        friend-link {
            display: block;
            background: #12382e;
            padding: 20px 24px;
            border-radius: 12px;
            margin: 12px 0 24px;
            border-left: 4px solid #f6b352;
        }
        friend-link a {
            display: inline-block;
            margin: 0 12px 6px 0;
            color: #c9e2d6;
            font-weight: 500;
        }
        friend-link a:hover {
            color: #f6e9d0;
        }
        .copyright {
            text-align: center;
            padding-top: 24px;
            border-top: 1px solid #1f4a3a;
            margin-top: 24px;
            font-size: 0.9rem;
            color: #8aa89b;
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                background: #0f362c;
                padding: 16px 0;
                border-radius: 12px;
                margin-top: 8px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                padding: 10px 20px;
                display: block;
                border-bottom: 1px solid #1f4a3a;
            }
            .nav-menu li:last-child a {
                border-bottom: none;
            }
            .article-body h1 {
                font-size: 1.8rem;
                padding-left: 14px;
            }
            .article-body h2 {
                font-size: 1.4rem;
            }
            .article-body h3 {
                font-size: 1.2rem;
            }
            .article-body p {
                font-size: 1rem;
            }
            .form-section {
                padding: 18px 16px;
            }
            .form-grid {
                grid-template-columns: 1fr;
            }
            .star-rating {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .header-inner {
                flex-direction: row;
                flex-wrap: wrap;
            }
            .my-logo {
                font-size: 1.2rem;
                padding: 4px 14px;
            }
            .breadcrumb ol {
                font-size: 0.8rem;
                gap: 4px 10px;
            }
            .breadcrumb li+li::before {
                margin-right: 10px;
            }
        }
        .emoji-big {
            font-size: 1.4em;
            margin-right: 4px;
        }
        .inline-keyword {
            background: #ecf3f0;
            padding: 0 10px;
            border-radius: 6px;
            font-weight: 600;
            color: #0b2d26;
        }
        hr {
            border: none;
            border-top: 2px dashed #dce8e2;
            margin: 32px 0;
        }