*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a3a2a;
            --secondary: #2ecc71;
            --accent: #f1c40f;
            --bg: #f0f7f2;
            --text: #1a1a2e;
            --light: #ffffff;
            --gray: #6c7a89;
            --border: #d0e0d6;
            --radius: 12px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --header-bg: linear-gradient(135deg, #0d2818 0%, #1a3a2a 50%, #0d2818 100%);
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.25s;
        }
        a:hover {
            color: var(--secondary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: var(--header-bg);
            color: var(--light);
            padding: 0 0 12px 0;
            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;
            padding: 14px 20px;
            max-width: var(--max-width);
            margin: 0 auto;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, var(--secondary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 2px 12px rgba(46, 204, 113, 0.25);
            transition: transform 0.3s;
        }
        .my-logo:hover {
            transform: scale(1.02);
            -webkit-text-fill-color: transparent;
        }
        .my-logo i {
            -webkit-text-fill-color: var(--secondary);
            margin-right: 6px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--light);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 10px;
            border-radius: 8px;
            transition: background 0.25s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .main-nav {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.85);
            padding: 8px 16px;
            border-radius: 30px;
            font-weight: 500;
            font-size: 0.92rem;
            transition: all 0.25s;
            letter-spacing: 0.2px;
            border: 1px solid transparent;
        }
        .main-nav a:hover {
            background: rgba(46, 204, 113, 0.2);
            color: var(--secondary);
            border-color: rgba(46, 204, 113, 0.3);
        }
        .main-nav a.active {
            background: var(--secondary);
            color: var(--primary);
            font-weight: 600;
        }
        .breadcrumb {
            padding: 8px 20px 4px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.6);
            max-width: var(--max-width);
            margin: 0 auto;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
        }
        .breadcrumb a:hover {
            color: var(--secondary);
        }
        .breadcrumb span {
            color: rgba(255, 255, 255, 0.4);
        }
        .hero {
            background: linear-gradient(135deg, #0d2818 0%, #1a5a3a 100%);
            color: var(--light);
            padding: 60px 20px 70px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: var(--bg);
            border-radius: 50% 50% 0 0 / 100% 100% 0 0;
        }
        .hero h1 {
            font-size: 3.2rem;
            font-weight: 900;
            letter-spacing: -1px;
            line-height: 1.15;
            margin-bottom: 18px;
            background: linear-gradient(135deg, var(--secondary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 720px;
            margin: 0 auto 24px;
            opacity: 0.9;
            line-height: 1.7;
        }
        .hero-badge {
            display: inline-flex;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: center;
            font-size: 0.95rem;
        }
        .hero-badge span {
            background: rgba(255, 255, 255, 0.1);
            padding: 6px 18px;
            border-radius: 30px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(4px);
        }
        .hero-badge i {
            color: var(--accent);
            margin-right: 6px;
        }
        .content-wrap {
            padding: 50px 20px 60px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 48px;
            max-width: var(--max-width);
            margin: 0 auto;
        }
        .main-content h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            margin: 48px 0 16px;
            padding-bottom: 8px;
            border-bottom: 4px solid var(--secondary);
            line-height: 1.3;
        }
        .main-content h2:first-of-type {
            margin-top: 0;
        }
        .main-content h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #0d2818;
            margin: 32px 0 12px;
            line-height: 1.35;
        }
        .main-content h4 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #1a3a2a;
            margin: 24px 0 8px;
            line-height: 1.4;
        }
        .main-content p {
            margin-bottom: 18px;
            font-size: 1.05rem;
        }
        .main-content ul,
        .main-content ol {
            margin: 0 0 20px 24px;
        }
        .main-content li {
            margin-bottom: 8px;
            font-size: 1.02rem;
        }
        .main-content .highlight {
            background: linear-gradient(135deg, rgba(46, 204, 113, 0.08), rgba(241, 196, 15, 0.08));
            padding: 20px 24px;
            border-radius: var(--radius);
            border-left: 5px solid var(--secondary);
            margin: 28px 0;
        }
        .main-content .highlight strong {
            color: var(--primary);
        }
        .feature-img {
            margin: 32px 0 24px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            width: 100%;
        }
        .feature-img img {
            width: 100%;
            object-fit: cover;
            max-height: 500px;
        }
        .feature-img figcaption {
            text-align: center;
            font-size: 0.9rem;
            color: var(--gray);
            margin-top: 10px;
            font-style: italic;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: var(--light);
            border-radius: var(--radius);
            padding: 24px 20px;
            box-shadow: var(--shadow);
            margin-bottom: 28px;
            border: 1px solid var(--border);
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .sidebar-card h3 i {
            color: var(--secondary);
        }
        .sidebar-links {
            list-style: none;
        }
        .sidebar-links li {
            margin-bottom: 10px;
            padding: 4px 0;
            border-bottom: 1px solid #f0f0f0;
        }
        .sidebar-links a {
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 4px 0;
        }
        .sidebar-links a i {
            color: var(--secondary);
            font-size: 0.75rem;
        }
        .sidebar-links a:hover {
            color: var(--secondary);
            padding-left: 4px;
        }
        .search-form {
            display: flex;
            gap: 8px;
            margin-top: 6px;
        }
        .search-form input {
            flex: 1;
            padding: 10px 16px;
            border: 2px solid var(--border);
            border-radius: 30px;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.3s;
            background: var(--bg);
        }
        .search-form input:focus {
            border-color: var(--secondary);
        }
        .search-form button {
            background: var(--secondary);
            color: var(--primary);
            border: none;
            padding: 10px 18px;
            border-radius: 30px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.2s;
        }
        .search-form button:hover {
            background: #27ae60;
            transform: scale(1.02);
        }
        .feedback-section {
            max-width: var(--max-width);
            margin: 40px auto 0;
            padding: 36px 20px 20px;
            background: var(--light);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .feedback-section h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
        .feedback-card {
            padding: 8px 0;
        }
        .feedback-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--primary);
        }
        .feedback-card label {
            display: block;
            font-weight: 600;
            margin: 12px 0 4px;
            font-size: 0.95rem;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            width: 100%;
            padding: 10px 14px;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.3s;
            background: var(--bg);
            font-family: var(--font);
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: var(--secondary);
        }
        .feedback-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .feedback-card .btn-submit {
            background: var(--primary);
            color: var(--light);
            border: none;
            padding: 12px 28px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.2s;
            margin-top: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .feedback-card .btn-submit:hover {
            background: #0d2818;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            gap: 4px;
            justify-content: flex-end;
            margin: 6px 0 10px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s, transform 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: var(--accent);
            transform: scale(1.08);
        }
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 44px 20px 30px;
            margin-top: 60px;
        }
        .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
        }
        .footer-inner h3 {
            color: var(--secondary);
            font-size: 1.2rem;
            margin-bottom: 18px;
            font-weight: 700;
        }
        .footer-inner a {
            color: rgba(255, 255, 255, 0.75);
        }
        .footer-inner a:hover {
            color: var(--accent);
        }
        .footer-links {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 18px;
        }
        .footer-links li {
            margin-bottom: 4px;
        }
        .footer-links a {
            font-size: 0.92rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a i {
            font-size: 0.7rem;
            color: var(--secondary);
        }
        friend-link {
            display: block;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.95rem;
        }
        friend-link a {
            display: inline-block;
            margin: 4px 12px 4px 0;
            padding: 4px 14px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 20px;
            font-size: 0.88rem;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        friend-link a:hover {
            background: rgba(46, 204, 113, 0.15);
            border-color: var(--secondary);
        }
        .copyright {
            margin-top: 28px;
            font-size: 0.85rem;
            opacity: 0.7;
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 24px;
        }
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .sidebar {
                position: static;
            }
            .hero h1 {
                font-size: 2.6rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                padding: 16px 0 8px;
                gap: 4px;
                border-top: 1px solid rgba(255, 255, 255, 0.08);
                margin-top: 10px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 12px 16px;
                border-radius: 8px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-links {
                flex-direction: column;
            }
            .content-wrap {
                padding: 30px 16px 40px;
            }
            .main-content h2 {
                font-size: 1.6rem;
            }
            .main-content h3 {
                font-size: 1.25rem;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.65rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .breadcrumb {
                font-size: 0.7rem;
                padding: 6px 12px 2px;
            }
            .header-inner {
                padding: 10px 14px;
            }
            .sidebar-card {
                padding: 16px;
            }
        }
        .reveal {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }
        .last-updated {
            font-size: 0.85rem;
            color: var(--gray);
            display: flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 12px;
            background: rgba(46, 204, 113, 0.06);
            padding: 6px 16px;
            border-radius: 30px;
            display: inline-flex;
        }
        .last-updated i {
            color: var(--secondary);
        }