*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a5c2e;
            --primary-light: #2e8b4a;
            --primary-dark: #0f3b1e;
            --accent: #ff6b35;
            --accent-light: #ff8c5a;
            --bg: #f8faf6;
            --card-bg: #ffffff;
            --text: #1a1a2e;
            --text-light: #4a4a5a;
            --border: #dce3d9;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            --radius: 16px;
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --header-height: 70px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: var(--card-bg);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
            position: sticky;
            top: 0;
            z-index: 100;
            height: var(--header-height);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            color: var(--accent);
            font-size: 1.4rem;
        }
        .my-logo span {
            color: var(--accent);
        }
        .my-logo:hover {
            color: var(--primary-dark);
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 24px;
            align-items: center;
        }
        .nav-list a {
            font-weight: 500;
            font-size: 0.95rem;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
        }
        .nav-list a:hover {
            border-bottom-color: var(--accent);
            color: var(--accent);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 8px;
        }
        .breadcrumb {
            padding: 14px 0 6px;
            font-size: 0.85rem;
            color: var(--text-light);
            background: var(--bg);
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 10px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 10px;
            color: #aaa;
        }
        .breadcrumb a {
            color: var(--primary-light);
        }
        .breadcrumb .active {
            color: var(--text-light);
            font-weight: 500;
        }
        main {
            padding: 30px 0 60px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        @media(max-width:992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-body h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--primary-dark);
            line-height: 1.2;
            margin-bottom: 12px;
        }
        .article-body h1 i {
            color: var(--accent);
        }
        .article-body .subhead {
            font-size: 1.05rem;
            color: var(--text-light);
            margin-bottom: 24px;
            border-left: 4px solid var(--accent);
            padding-left: 16px;
        }
        .article-body .meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 24px;
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 28px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border);
        }
        .article-body .meta i {
            margin-right: 6px;
            color: var(--primary-light);
        }
        .article-body h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-top: 48px;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid var(--accent);
            display: inline-block;
        }
        .article-body h3 {
            font-size: 1.35rem;
            font-weight: 600;
            color: var(--primary);
            margin-top: 32px;
            margin-bottom: 10px;
        }
        .article-body h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--primary-light);
            margin-top: 24px;
            margin-bottom: 8px;
        }
        .article-body p {
            margin-bottom: 18px;
            color: var(--text);
        }
        .article-body strong {
            color: var(--primary-dark);
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 20px;
            padding-left: 24px;
        }
        .article-body li {
            margin-bottom: 8px;
        }
        .article-body .highlight-box {
            background: linear-gradient(135deg, #e8f5e9, #f1f8e9);
            border-left: 5px solid var(--primary);
            padding: 20px 24px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 24px 0;
        }
        .article-body .highlight-box i {
            color: var(--primary);
            margin-right: 8px;
        }
        .article-body .featured-image {
            margin: 28px 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .article-body .featured-image figcaption {
            font-size: 0.85rem;
            color: var(--text-light);
            padding: 10px 14px;
            background: var(--card-bg);
            border-radius: 0 0 var(--radius) var(--radius);
            text-align: center;
        }
        .sidebar {
            position: sticky;
            top: calc(var(--header-height) + 20px);
            align-self: start;
        }
        .sidebar-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow);
            margin-bottom: 24px;
        }
        .sidebar-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h3 i {
            color: var(--accent);
        }
        .sidebar-link-list {
            list-style: none;
            padding: 0;
        }
        .sidebar-link-list li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
        }
        .sidebar-link-list li:last-child {
            border-bottom: none;
        }
        .sidebar-link-list a {
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-link-list a i {
            color: var(--accent);
            font-size: 0.8rem;
        }
        .interaction-area {
            max-width: var(--max-width);
            margin: 40px auto 0;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 24px;
        }
        @media(max-width:768px) {
            .interaction-area {
                grid-template-columns: 1fr;
            }
        }
        .interaction-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow);
        }
        .interaction-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .interaction-card h3 i {
            color: var(--accent);
        }
        .interaction-card form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .interaction-card input,
        .interaction-card textarea,
        .interaction-card select {
            padding: 10px 14px;
            border: 1px solid var(--border);
            border-radius: 8px;
            font-family: var(--font);
            font-size: 0.95rem;
            background: var(--bg);
            transition: 0.2s;
            width: 100%;
        }
        .interaction-card input:focus,
        .interaction-card textarea:focus,
        .interaction-card select:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(26, 92, 46, 0.1);
        }
        .interaction-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .interaction-card .btn {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 10px 20px;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            font-size: 0.95rem;
        }
        .interaction-card .btn:hover {
            background: var(--primary-light);
            transform: translateY(-1px);
        }
        .star-rating {
            display: flex;
            gap: 4px;
            font-size: 1.6rem;
            color: #ddd;
            cursor: pointer;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            transition: 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5a623;
        }
        footer {
            background: var(--primary-dark);
            color: #e8f0e8;
            padding: 40px 20px 20px;
            margin-top: 60px;
        }
        .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
        }
        @media(max-width:768px) {
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        .footer-inner h4 {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-inner h4 i {
            color: var(--accent);
        }
        .footer-inner a {
            color: #c8e6c9;
        }
        .footer-inner a:hover {
            color: var(--accent);
        }
        .footer-inner ul {
            list-style: none;
            padding: 0;
        }
        .footer-inner li {
            padding: 4px 0;
        }
        friend-link {
            display: block;
            margin-top: 8px;
        }
        friend-link a {
            display: inline-block;
            margin-right: 16px;
            padding: 4px 0;
        }
        .copyright {
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            margin-top: 30px;
            font-size: 0.85rem;
            color: #aabbaa;
            max-width: var(--max-width);
            margin-left: auto;
            margin-right: auto;
        }
        @media(max-width:768px) {
            .nav-list {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--card-bg);
                flex-direction: column;
                padding: 20px 24px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
                border-radius: 0 0 var(--radius) var(--radius);
                gap: 12px;
            }
            .nav-list.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .article-body h1 {
                font-size: 1.8rem;
            }
            .article-body h2 {
                font-size: 1.4rem;
            }
            .article-body h3 {
                font-size: 1.15rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
        }
        @media(min-width:769px) {
            .hamburger {
                display: none !important;
            }
            .nav-list {
                display: flex !important;
            }
        }
        .mt-1 {
            margin-top: 12px;
        }
        .mb-1 {
            margin-bottom: 12px;
        }
        .gap-1 {
            gap: 8px;
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 0.95rem;
        }
        .article-body th,
        .article-body td {
            padding: 10px 14px;
            border: 1px solid var(--border);
            text-align: left;
        }
        .article-body th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }
        .article-body tr:nth-child(even) {
            background: #f1f8f0;
        }
        .interview-block {
            background: #f0f7f2;
            border-radius: var(--radius);
            padding: 24px;
            margin: 24px 0;
            border: 1px solid var(--border);
        }
        .interview-block .quote {
            font-style: italic;
            font-size: 1.05rem;
            color: var(--primary-dark);
            border-left: 4px solid var(--accent);
            padding-left: 16px;
            margin: 12px 0;
        }
        .interview-block .speaker {
            font-weight: 700;
            color: var(--primary);
        }