*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a3c34;
            --primary-light: #2a5a4e;
            --accent: #f5a623;
            --accent-hover: #e09515;
            --bg: #f9f7f2;
            --card-bg: #ffffff;
            --text: #222;
            --text-light: #555;
            --border: #e0dcd2;
            --shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
            --radius: 16px;
            --font: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --header-height: 72px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: var(--primary);
            color: #fff;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
            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;
            gap: 20px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            background: var(--accent);
            padding: 4px 16px 4px 20px;
            border-radius: 40px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            transition: transform 0.2s;
        }
        .my-logo:hover {
            transform: scale(1.02);
            color: #fff;
        }
        .my-logo i {
            font-size: 1.4rem;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .main-nav {
            display: flex;
            gap: 8px;
            align-items: center;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.85);
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.9rem;
            transition: all 0.2s;
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb-wrap {
            background: var(--card-bg);
            border-bottom: 1px solid var(--border);
            padding: 10px 0;
            font-size: 0.85rem;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            align-items: center;
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--primary-light);
        }
        .breadcrumb .sep {
            color: #bbb;
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(135deg, #1a3c34 0%, #2a5a4e 60%, #3d7a6a 100%);
            color: #fff;
            padding: 48px 0 56px;
            text-align: center;
            border-radius: 0 0 40px 40px;
            margin-bottom: 32px;
        }
        .hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            max-width: 900px;
            margin: 0 auto 16px;
            letter-spacing: -0.5px;
        }
        .hero h1 i {
            color: var(--accent);
        }
        .hero p {
            font-size: 1.15rem;
            max-width: 720px;
            margin: 0 auto 20px;
            opacity: 0.9;
            line-height: 1.6;
        }
        .hero .update-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            padding: 8px 24px;
            border-radius: 40px;
            font-size: 0.9rem;
            backdrop-filter: blur(4px);
        }
        .hero .update-badge i {
            margin-right: 8px;
            color: var(--accent);
        }
        .search-section {
            margin: -24px auto 40px;
            max-width: 680px;
            padding: 0 20px;
            position: relative;
            z-index: 10;
        }
        .search-form {
            display: flex;
            background: var(--card-bg);
            border-radius: 60px;
            box-shadow: var(--shadow);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: box-shadow 0.3s;
        }
        .search-form:focus-within {
            box-shadow: 0 8px 32px rgba(26, 60, 52, 0.12);
        }
        .search-form input {
            flex: 1;
            border: none;
            padding: 16px 24px;
            font-size: 1rem;
            background: transparent;
            outline: none;
            font-family: var(--font);
        }
        .search-form button {
            background: var(--accent);
            border: none;
            padding: 0 32px;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: background 0.2s;
            font-family: var(--font);
        }
        .search-form button:hover {
            background: var(--accent-hover);
        }
        .content-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            margin-bottom: 48px;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            min-width: 0;
        }
        .card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 28px 32px;
            box-shadow: var(--shadow);
            margin-bottom: 28px;
            border: 1px solid var(--border);
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .card:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
        }
        .card h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--primary);
            line-height: 1.3;
        }
        .card h2 i {
            color: var(--accent);
            margin-right: 10px;
        }
        .card h3 {
            font-size: 1.35rem;
            font-weight: 600;
            margin: 28px 0 12px;
            color: var(--primary-light);
            line-height: 1.4;
        }
        .card h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin: 20px 0 8px;
            color: var(--text);
            line-height: 1.4;
        }
        .card p {
            margin-bottom: 16px;
            color: var(--text-light);
            line-height: 1.8;
        }
        .card p strong {
            color: var(--text);
            font-weight: 600;
        }
        .card ul,
        .card ol {
            margin: 12px 0 18px 24px;
            color: var(--text-light);
            line-height: 1.8;
        }
        .card li {
            margin-bottom: 6px;
        }
        .card .highlight-box {
            background: #f0f5f3;
            border-left: 4px solid var(--accent);
            padding: 16px 20px;
            border-radius: 8px;
            margin: 16px 0;
        }
        .card .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .featured-image {
            margin: 20px 0 24px;
            border-radius: 12px;
            overflow: hidden;
            background: #eee;
        }
        .featured-image img {
            width: 100%;
            max-height: 420px;
            object-fit: cover;
        }
        .featured-image figcaption {
            padding: 10px 16px;
            font-size: 0.85rem;
            color: var(--text-light);
            background: #f4f2ec;
            font-style: italic;
        }
        .sidebar .card {
            padding: 22px 24px;
        }
        .sidebar .card h3 {
            font-size: 1.2rem;
            margin-top: 0;
            border-bottom: 2px solid var(--accent);
            padding-bottom: 8px;
            display: inline-block;
        }
        .sidebar-links {
            list-style: none;
            padding: 0;
            margin: 12px 0 0;
        }
        .sidebar-links li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
        }
        .sidebar-links li:last-child {
            border-bottom: none;
        }
        .sidebar-links a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 500;
            color: var(--text);
        }
        .sidebar-links a i {
            color: var(--accent);
            width: 20px;
            text-align: center;
        }
        .sidebar-links a:hover {
            color: var(--primary-light);
        }
        .comment-rating-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-top: 24px;
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 4px;
            font-size: 0.9rem;
            color: var(--text);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: 10px;
            font-size: 0.95rem;
            font-family: var(--font);
            background: #fafaf8;
            transition: border 0.2s;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary-light);
            background: #fff;
        }
        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }
        .btn {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            font-family: var(--font);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn:hover {
            background: var(--primary-light);
            transform: translateY(-1px);
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
        }
        .btn-accent:hover {
            background: var(--accent-hover);
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: #ddd;
            cursor: pointer;
            direction: rtl;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            transition: color 0.2s;
            cursor: pointer;
        }
        .rating-stars label:hover,
        .rating-stars label:hover~label,
        .rating-stars input:checked~label {
            color: var(--accent);
        }
        friend-link {
            display: block;
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 28px 32px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            margin-top: 32px;
        }
        friend-link h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        friend-link ul {
            list-style: none;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 20px;
        }
        friend-link li {
            padding: 4px 0;
        }
        friend-link a {
            color: var(--text-light);
            font-weight: 500;
            font-size: 0.95rem;
        }
        friend-link a:hover {
            color: var(--accent);
        }
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 36px 0 28px;
            margin-top: 48px;
            border-radius: 32px 32px 0 0;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        .footer-inner p {
            font-size: 0.9rem;
        }
        .footer-inner a {
            color: var(--accent);
        }
        .footer-inner a:hover {
            text-decoration: underline;
        }
        @media (max-width: 1024px) {
            .content-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .sidebar {
                order: 2;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            :root {
                --header-height: 64px;
            }
            .header-inner {
                padding: 0 16px;
            }
            .my-logo {
                font-size: 1.4rem;
                padding: 2px 12px 2px 16px;
            }
            .my-logo i {
                font-size: 1.1rem;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--primary);
                flex-direction: column;
                padding: 16px 20px 24px;
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
                border-radius: 0 0 24px 24px;
                gap: 4px;
            }
            .main-nav a {
                padding: 10px 16px;
                font-size: 1rem;
                width: 100%;
                border-radius: 10px;
            }
            #nav-toggle:checked~.main-nav {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .hero {
                padding: 32px 0 40px;
                border-radius: 0 0 28px 28px;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .card {
                padding: 20px 18px;
            }
            .card h2 {
                font-size: 1.5rem;
            }
            .card h3 {
                font-size: 1.2rem;
            }
            .comment-rating-wrap {
                grid-template-columns: 1fr;
            }
            .search-form input {
                padding: 12px 16px;
                font-size: 0.95rem;
            }
            .search-form button {
                padding: 0 18px;
                font-size: 0.9rem;
            }
            .search-form button span {
                display: none;
            }
            friend-link {
                padding: 20px 18px;
            }
            friend-link ul {
                flex-direction: column;
                gap: 4px;
            }
            .footer-inner {
                flex-direction: column;
                text-align: center;
            }
            .breadcrumb-wrap {
                font-size: 0.75rem;
                padding: 8px 0;
            }
            .breadcrumb {
                gap: 4px 8px;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.5rem;
            }
            .card h2 {
                font-size: 1.3rem;
            }
            .card {
                padding: 16px 14px;
            }
            .my-logo {
                font-size: 1.2rem;
                padding: 2px 10px 2px 12px;
            }
            .rating-stars {
                font-size: 1.4rem;
            }
        }