* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
            background: #f5f2eb;
            color: #2c2c2c;
            line-height: 1.7;
            font-size: 18px;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: #1a6b3c;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #0d4a2a;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }
        header {
            background: linear-gradient(145deg, #1a3a2a 0%, #0f2b1e 100%);
            color: #fff;
            padding: 16px 0;
            border-bottom: 4px solid #d4a373;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: #f5e6d3;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
            transition: opacity 0.2s;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: #d4a373;
            font-size: 32px;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
            color: #f5e6d3;
        }
        .my-logo span {
            font-weight: 300;
            color: #b8d4c3;
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-list li a {
            color: #e8f0ec;
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 15px;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-list li a:hover {
            background: rgba(212, 163, 115, 0.25);
            color: #f5e6d3;
            text-decoration: none;
        }
        .nav-list li a i {
            font-size: 14px;
            color: #d4a373;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #f5e6d3;
            font-size: 28px;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-check {
            display: none;
        }
        .breadcrumb {
            background: #e8e0d6;
            padding: 12px 0;
            font-size: 15px;
            border-bottom: 1px solid #d6cdc0;
        }
        .breadcrumb ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
        }
        .breadcrumb ul li {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb ul li+li::before {
            content: "›";
            color: #8a7a6a;
            font-weight: 700;
            margin-right: 6px;
        }
        .breadcrumb a {
            color: #1a6b3c;
        }
        .breadcrumb .current {
            color: #5a4a3a;
            font-weight: 600;
        }
        main {
            flex: 1;
            padding: 40px 0 60px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 48px;
        }
        .article-body h1 {
            font-size: 42px;
            font-weight: 800;
            color: #1a3a2a;
            line-height: 1.2;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .article-body .subtitle {
            font-size: 20px;
            color: #5a6a5a;
            margin-bottom: 28px;
            font-weight: 400;
            border-left: 4px solid #d4a373;
            padding-left: 18px;
        }
        .meta-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 28px;
            font-size: 15px;
            color: #5a6a5a;
            margin-bottom: 28px;
            padding-bottom: 20px;
            border-bottom: 1px solid #ddd6cc;
        }
        .meta-bar i {
            color: #d4a373;
            margin-right: 6px;
        }
        .article-body h2 {
            font-size: 30px;
            font-weight: 700;
            color: #1a3a2a;
            margin-top: 52px;
            margin-bottom: 16px;
            border-bottom: 2px solid #d4a373;
            padding-bottom: 8px;
        }
        .article-body h3 {
            font-size: 24px;
            font-weight: 600;
            color: #2a4a3a;
            margin-top: 36px;
            margin-bottom: 12px;
        }
        .article-body h4 {
            font-size: 20px;
            font-weight: 600;
            color: #3a5a4a;
            margin-top: 24px;
            margin-bottom: 8px;
        }
        .article-body p {
            margin-bottom: 18px;
            font-size: 18px;
            color: #2c2c2c;
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 20px;
            padding-left: 28px;
        }
        .article-body li {
            margin-bottom: 8px;
            font-size: 17px;
        }
        .article-body blockquote {
            border-left: 4px solid #d4a373;
            padding: 16px 24px;
            margin: 28px 0;
            background: #f0ebe4;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #3a4a3a;
        }
        .article-body .highlight-box {
            background: #e8f0ec;
            border-radius: 16px;
            padding: 24px 28px;
            margin: 28px 0;
            border: 1px solid #c8dcd0;
        }
        .article-body .highlight-box strong {
            color: #1a6b3c;
        }
        .hero-img-wrap {
            margin: 28px 0 36px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
            background: #d6cdc0;
            min-height: 200px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }
        .hero-img-wrap img {
            width: 100%;
            object-fit: cover;
        }
        .hero-img-wrap .img-placeholder {
            padding: 60px 24px;
            text-align: center;
            color: #5a6a5a;
            font-size: 20px;
            background: linear-gradient(135deg, #d6cdc0 0%, #c8bca8 100%);
            width: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
        }
        .hero-img-wrap .img-placeholder i {
            font-size: 64px;
            color: #8a7a6a;
        }
        .sidebar {
            position: sticky;
            top: 120px;
            align-self: start;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px;
            margin-bottom: 24px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
            border: 1px solid #e8e0d6;
        }
        .sidebar-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: #1a3a2a;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h3 i {
            color: #d4a373;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card ul li {
            padding: 6px 0;
            border-bottom: 1px solid #f0ebe4;
        }
        .sidebar-card ul li a {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
        }
        .sidebar-card ul li a i {
            font-size: 12px;
            color: #d4a373;
        }
        .interaction-section {
            margin-top: 60px;
            padding-top: 40px;
            border-top: 2px solid #d6cdc0;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
        .interaction-card {
            background: #fff;
            border-radius: 16px;
            padding: 28px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
            border: 1px solid #e8e0d6;
        }
        .interaction-card h3 {
            font-size: 22px;
            font-weight: 700;
            color: #1a3a2a;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .interaction-card h3 i {
            color: #d4a373;
        }
        .interaction-card form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .interaction-card input,
        .interaction-card textarea,
        .interaction-card select {
            padding: 12px 16px;
            border: 2px solid #ddd6cc;
            border-radius: 10px;
            font-size: 16px;
            font-family: inherit;
            background: #faf8f5;
            transition: border 0.2s;
        }
        .interaction-card input:focus,
        .interaction-card textarea:focus,
        .interaction-card select:focus {
            outline: none;
            border-color: #1a6b3c;
            background: #fff;
        }
        .interaction-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .interaction-card .btn {
            padding: 12px 24px;
            background: #1a6b3c;
            color: #fff;
            border: none;
            border-radius: 30px;
            font-size: 17px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            justify-content: center;
        }
        .interaction-card .btn:hover {
            background: #0d4a2a;
            transform: translateY(-1px);
        }
        .interaction-card .btn i {
            font-size: 16px;
        }
        .rating-stars {
            display: flex;
            gap: 8px;
            font-size: 28px;
            color: #d4a373;
            cursor: pointer;
            direction: rtl;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            transition: color 0.2s, transform 0.1s;
            cursor: pointer;
        }
        .rating-stars label:hover,
        .rating-stars label:hover~label,
        .rating-stars input:checked~label {
            color: #b8863a;
            transform: scale(1.1);
        }
        footer {
            background: #1a3a2a;
            color: #d6dcd0;
            padding: 40px 0 28px;
            border-top: 4px solid #d4a373;
            margin-top: 60px;
        }
        footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        footer h4 {
            color: #f5e6d3;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        footer h4 i {
            color: #d4a373;
        }
        footer p,
        footer a {
            font-size: 15px;
            color: #b8d4c3;
        }
        footer a:hover {
            color: #f5e6d3;
            text-decoration: underline;
        }
        footer .friend-link {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        footer .friend-link a {
            padding: 4px 0;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        footer .friend-link a i {
            font-size: 12px;
            color: #d4a373;
        }
        .copyright {
            border-top: 1px solid #2a5a3a;
            padding-top: 20px;
            text-align: center;
            font-size: 14px;
            color: #8a9a8a;
        }
        .copyright strong {
            color: #c8dcd0;
        }
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .interaction-grid {
                grid-template-columns: 1fr;
            }
            footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            body {
                font-size: 16px;
            }
            .container {
                padding: 0 16px;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #1a3a2a;
                padding: 16px 0 8px;
                border-radius: 0 0 16px 16px;
                gap: 2px;
            }
            .nav-list li a {
                padding: 12px 16px;
                border-radius: 8px;
            }
            .hamburger {
                display: block;
            }
            .nav-check:checked~.nav-list {
                display: flex;
            }
            .nav-wrap {
                width: 100%;
                flex-direction: column;
                align-items: stretch;
            }
            .article-body h1 {
                font-size: 30px;
            }
            .article-body h2 {
                font-size: 24px;
            }
            .article-body h3 {
                font-size: 20px;
            }
            .article-body p {
                font-size: 16px;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .meta-bar {
                flex-direction: column;
                gap: 6px;
            }
            .interaction-card {
                padding: 20px;
            }
            .rating-stars {
                font-size: 24px;
            }
        }
        @media (max-width: 480px) {
            .my-logo {
                font-size: 22px;
            }
            .my-logo i {
                font-size: 26px;
            }
            .article-body h1 {
                font-size: 26px;
            }
            .breadcrumb {
                font-size: 13px;
            }
            .breadcrumb ul {
                gap: 4px 8px;
            }
        }
        .text-muted {
            color: #6a7a6a;
            font-size: 14px;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex {
            display: flex;
            align-items: center;
        }
        .mt-20 {
            margin-top: 20px;
        }