* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            background: #fafaf8;
            color: #1e1e1e;
            line-height: 1.8;
            font-size: 16px;
        }
        a {
            color: #c84b31;
            text-decoration: underline;
            transition: color 0.2s;
        }
        a:hover {
            color: #a0361f;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .top-bar {
            background: #1a3c34;
            color: #fff;
            padding: 6px 0;
            font-size: 13px;
        }
        .top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .top-bar .update-time {
            opacity: 0.85;
        }
        .top-bar .social-icons a {
            color: #fff;
            margin-left: 12px;
            text-decoration: none;
            font-size: 15px;
            opacity: 0.85;
        }
        .top-bar .social-icons a:hover {
            opacity: 1;
        }
        .header-main {
            background: #fff;
            border-bottom: 2px solid #e8e6e0;
            padding: 18px 0;
        }
        .header-main .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #1a3c34;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .my-logo i {
            color: #c84b31;
            font-size: 28px;
        }
        .my-logo:hover {
            color: #1a3c34;
            text-decoration: none;
        }
        .my-logo span {
            font-weight: 300;
            color: #c84b31;
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .main-nav {
            display: flex;
            gap: 20px;
            list-style: none;
        }
        .main-nav li a {
            text-decoration: none;
            color: #1e1e1e;
            font-weight: 600;
            font-size: 15px;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
        }
        .main-nav li a:hover {
            border-bottom-color: #c84b31;
            color: #c84b31;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 28px;
            color: #1a3c34;
            cursor: pointer;
            padding: 4px 8px;
        }
        .breadcrumb-wrap {
            background: #f3f2ef;
            padding: 10px 0;
            font-size: 14px;
        }
        .breadcrumb-wrap .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 4px;
        }
        .breadcrumb-wrap a {
            color: #1a3c34;
            text-decoration: none;
        }
        .breadcrumb-wrap a:hover {
            text-decoration: underline;
        }
        .breadcrumb-wrap span {
            color: #6b6b6b;
        }
        .breadcrumb-wrap .sep {
            margin: 0 6px;
            color: #aaa;
        }
        .hero {
            background: linear-gradient(135deg, #1a3c34 0%, #2a5a4a 100%);
            color: #fff;
            padding: 48px 0 40px;
            text-align: center;
        }
        .hero h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 12px;
        }
        .hero h1 i {
            color: #f7d44a;
            margin-right: 10px;
        }
        .hero p {
            font-size: 18px;
            max-width: 720px;
            margin: 0 auto 8px;
            opacity: 0.92;
        }
        .hero .tagline {
            font-size: 15px;
            opacity: 0.75;
            margin-top: 6px;
        }
        .content-wrap {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        .main-content {
            background: #fff;
            border-radius: 12px;
            padding: 36px 36px 48px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .sidebar {
            background: #fff;
            border-radius: 12px;
            padding: 28px 24px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
            align-self: start;
            position: sticky;
            top: 20px;
        }
        .main-content h2 {
            font-size: 30px;
            color: #1a3c34;
            margin: 40px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid #c84b31;
        }
        .main-content h2:first-of-type {
            margin-top: 0;
        }
        .main-content h3 {
            font-size: 24px;
            color: #2a5a4a;
            margin: 28px 0 12px;
        }
        .main-content h4 {
            font-size: 19px;
            color: #1e1e1e;
            margin: 20px 0 8px;
            font-weight: 600;
        }
        .main-content p {
            margin-bottom: 18px;
            font-size: 16.5px;
            color: #2e2e2e;
        }
        .main-content ul,
        .main-content ol {
            margin: 12px 0 18px 24px;
            font-size: 16.5px;
            color: #2e2e2e;
        }
        .main-content li {
            margin-bottom: 6px;
        }
        .main-content .feature-img {
            margin: 28px 0 24px;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        }
        .main-content .feature-img img {
            width: 100%;
            max-height: 460px;
            object-fit: cover;
        }
        .main-content .feature-img figcaption {
            padding: 10px 16px;
            background: #f3f2ef;
            font-size: 14px;
            color: #555;
            font-style: italic;
        }
        .highlight-box {
            background: #f7f4ef;
            border-left: 4px solid #c84b31;
            padding: 18px 22px;
            border-radius: 0 8px 8px 0;
            margin: 24px 0;
        }
        .highlight-box p {
            margin-bottom: 0;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
            gap: 16px;
            margin: 24px 0;
        }
        .stat-card {
            background: #f7f4ef;
            border-radius: 10px;
            padding: 18px 12px;
            text-align: center;
        }
        .stat-card .num {
            font-size: 32px;
            font-weight: 800;
            color: #c84b31;
        }
        .stat-card .label {
            font-size: 14px;
            color: #555;
            margin-top: 4px;
        }
        .link-list-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            margin: 18px 0;
            padding: 0;
            list-style: none;
        }
        .link-list-inline li a {
            font-size: 15px;
        }
        .sidebar h3 {
            font-size: 20px;
            color: #1a3c34;
            margin-bottom: 16px;
            border-bottom: 2px solid #e8e6e0;
            padding-bottom: 8px;
        }
        .sidebar .link-group {
            margin-bottom: 28px;
        }
        .sidebar .link-group ul {
            list-style: none;
            padding: 0;
        }
        .sidebar .link-group li {
            margin-bottom: 8px;
        }
        .sidebar .link-group li a {
            font-size: 14.5px;
            display: block;
            padding: 4px 0;
        }
        .search-box {
            margin-bottom: 28px;
        }
        .search-box form {
            display: flex;
            border: 1px solid #d0cdc6;
            border-radius: 8px;
            overflow: hidden;
        }
        .search-box input[type="text"] {
            flex: 1;
            border: none;
            padding: 12px 16px;
            font-size: 15px;
            outline: none;
            background: #fafaf8;
        }
        .search-box button {
            background: #1a3c34;
            color: #fff;
            border: none;
            padding: 12px 18px;
            cursor: pointer;
            font-size: 16px;
            transition: background 0.2s;
        }
        .search-box button:hover {
            background: #c84b31;
        }
        .interaction-section {
            margin-top: 40px;
            padding-top: 28px;
            border-top: 2px solid #e8e6e0;
        }
        .interaction-section h3 {
            font-size: 22px;
            color: #1a3c34;
            margin-bottom: 16px;
        }
        .comment-form textarea {
            width: 100%;
            border: 1px solid #d0cdc6;
            border-radius: 8px;
            padding: 14px 16px;
            font-size: 15px;
            font-family: inherit;
            resize: vertical;
            min-height: 90px;
            background: #fafaf8;
            outline: none;
            transition: border 0.2s;
        }
        .comment-form textarea:focus {
            border-color: #c84b31;
        }
        .comment-form .form-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 12px;
            align-items: center;
        }
        .comment-form .form-row input[type="text"] {
            flex: 1;
            min-width: 180px;
            border: 1px solid #d0cdc6;
            border-radius: 8px;
            padding: 10px 14px;
            font-size: 15px;
            background: #fafaf8;
            outline: none;
        }
        .comment-form .form-row input[type="text"]:focus {
            border-color: #c84b31;
        }
        .comment-form .form-row button {
            background: #c84b31;
            color: #fff;
            border: none;
            padding: 10px 28px;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .comment-form .form-row button:hover {
            background: #a0361f;
        }
        .rating-box {
            margin-top: 24px;
        }
        .rating-box .stars {
            display: flex;
            gap: 6px;
            font-size: 28px;
            color: #e0d6c8;
            cursor: pointer;
            margin: 8px 0 12px;
        }
        .rating-box .stars i.active {
            color: #f7b731;
        }
        .rating-box .stars i:hover {
            color: #f7b731;
        }
        .rating-box form {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
        }
        .rating-box form input[type="hidden"] {
            display: none;
        }
        .rating-box form button {
            background: #1a3c34;
            color: #fff;
            border: none;
            padding: 8px 22px;
            border-radius: 8px;
            font-size: 15px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .rating-box form button:hover {
            background: #c84b31;
        }
        .footer {
            background: #1a3c34;
            color: #e0ddd5;
            padding: 36px 0 20px;
            margin-top: 20px;
        }
        .footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
        }
        .footer h4 {
            color: #fff;
            font-size: 18px;
            margin-bottom: 12px;
        }
        .footer a {
            color: #f0c9b5;
            text-decoration: underline;
        }
        .footer a:hover {
            color: #fff;
        }
        .footer .copy {
            grid-column: 1 / -1;
            border-top: 1px solid #2d5549;
            padding-top: 18px;
            margin-top: 18px;
            font-size: 14px;
            text-align: center;
            opacity: 0.8;
        }
        friend-link {
            display: block;
            margin: 4px 0;
        }
        friend-link a {
            display: inline-block;
            margin-right: 18px;
            margin-bottom: 4px;
        }
        @media (max-width: 992px) {
            .content-wrap {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            .footer .container {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-main .container {
                flex-wrap: nowrap;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 18px 24px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
                border-bottom: 2px solid #e8e6e0;
                z-index: 100;
            }
            .main-nav.open {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .nav-wrap {
                position: relative;
            }
            .hero h1 {
                font-size: 28px;
            }
            .hero p {
                font-size: 16px;
            }
            .main-content {
                padding: 24px 18px 32px;
            }
            .main-content h2 {
                font-size: 26px;
            }
            .main-content h3 {
                font-size: 21px;
            }
            .main-content p {
                font-size: 15.5px;
            }
            .my-logo {
                font-size: 26px;
            }
            .top-bar .container {
                flex-direction: column;
                gap: 4px;
                text-align: center;
            }
            .breadcrumb-wrap .container {
                font-size: 13px;
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            .hero {
                padding: 32px 0 28px;
            }
            .hero h1 {
                font-size: 22px;
            }
            .main-content h2 {
                font-size: 22px;
            }
            .main-content h3 {
                font-size: 18px;
            }
            .comment-form .form-row {
                flex-direction: column;
            }
            .comment-form .form-row input[type="text"] {
                width: 100%;
            }
            .rating-box form {
                flex-direction: column;
                align-items: flex-start;
            }
        }