*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.7;
            color: #1e293b;
            background: #f8fafc;
            padding: 0;
            margin: 0;
        }
        a {
            color: #16a34a;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #15803d;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            color: #0f172a;
            font-weight: 700;
        }
        h1 {
            font-size: 2.4rem;
            margin-bottom: 0.75rem;
        }
        h2 {
            font-size: 1.8rem;
            margin-top: 2.5rem;
            margin-bottom: 0.6rem;
            border-left: 6px solid #16a34a;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.35rem;
            margin-top: 1.8rem;
            margin-bottom: 0.4rem;
            color: #1e293b;
        }
        h4 {
            font-size: 1.1rem;
            margin-top: 1.2rem;
            margin-bottom: 0.3rem;
            color: #334155;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.2rem;
            color: #334155;
        }
        ul,
        ol {
            margin-bottom: 1.2rem;
            padding-left: 1.6rem;
            color: #334155;
        }
        li {
            margin-bottom: 0.4rem;
        }
        strong {
            color: #0f172a;
        }
        blockquote {
            border-left: 4px solid #16a34a;
            background: #f0fdf4;
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #1e293b;
        }
        hr {
            border: none;
            border-top: 2px solid #e2e8f0;
            margin: 2.5rem 0;
        }
        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            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;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #22c55e, #16a34a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none !important;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #22c55e;
            font-size: 1.6rem;
        }
        .my-logo:hover {
            opacity: 0.9;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            -webkit-text-fill-color: #94a3b8;
            display: block;
            letter-spacing: 0.3px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 0.2rem 0.4rem;
            transition: transform 0.2s;
        }
        .nav-toggle:hover {
            transform: scale(1.1);
        }
        .main-nav {
            display: flex;
            gap: 1.2rem;
            align-items: center;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #e2e8f0;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.3rem 0;
            border-bottom: 2px solid transparent;
            transition: border-color 0.2s, color 0.2s;
        }
        .main-nav a:hover {
            color: #22c55e;
            border-bottom-color: #22c55e;
            text-decoration: none;
        }
        .main-nav a.active {
            color: #22c55e;
            border-bottom-color: #22c55e;
        }
        .breadcrumb {
            background: #f1f5f9;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #e2e8f0;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.2rem;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin: 0 0.4rem;
            color: #94a3b8;
        }
        .breadcrumb a {
            color: #16a34a;
        }
        .breadcrumb span {
            color: #64748b;
        }
        .hero {
            background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
            padding: 3rem 0 2.5rem;
            border-bottom: 1px solid #bbf7d0;
            text-align: center;
        }
        .hero h1 {
            font-size: 2.6rem;
            margin-bottom: 0.5rem;
        }
        .hero p {
            font-size: 1.15rem;
            color: #475569;
            max-width: 720px;
            margin: 0 auto;
        }
        .hero .meta {
            font-size: 0.9rem;
            color: #64748b;
            margin-top: 1rem;
            display: flex;
            justify-content: center;
            gap: 1.2rem;
            flex-wrap: wrap;
        }
        .content-area {
            padding: 2.5rem 0 3rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        @media (max-width: 900px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
            border: 1px solid #e2e8f0;
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            margin-top: 0;
            margin-bottom: 0.8rem;
            border-left: 4px solid #16a34a;
            padding-left: 0.75rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-card li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #f1f5f9;
        }
        .sidebar-card li:last-child {
            border-bottom: none;
        }
        .sidebar-card a {
            font-weight: 500;
        }
        .featured-image {
            margin: 2rem 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
        }
        .featured-image figcaption {
            font-size: 0.85rem;
            color: #64748b;
            padding: 0.75rem 1rem 0.5rem;
            background: #f8fafc;
            border-top: 1px solid #e2e8f0;
        }
        .form-card {
            background: #fff;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            margin: 2rem 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            border: 1px solid #e2e8f0;
        }
        .form-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .form-card label {
            font-weight: 600;
            margin-bottom: 0.3rem;
            display: block;
            color: #1e293b;
        }
        .form-card input,
        .form-card textarea,
        .form-card select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 1px solid #cbd5e1;
            border-radius: 10px;
            font-size: 0.95rem;
            transition: border-color 0.2s;
            background: #f8fafc;
            font-family: inherit;
        }
        .form-card input:focus,
        .form-card textarea:focus {
            outline: none;
            border-color: #16a34a;
            background: #fff;
            box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.12);
        }
        .form-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .form-card .form-group {
            margin-bottom: 1.2rem;
        }
        .form-card .btn {
            background: #16a34a;
            color: #fff;
            border: none;
            padding: 0.75rem 2rem;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .form-card .btn:hover {
            background: #15803d;
            transform: translateY(-2px);
        }
        .form-card .btn:active {
            transform: translateY(0);
        }
        .rating-stars {
            display: flex;
            gap: 0.4rem;
            font-size: 1.6rem;
            color: #d1d5db;
            cursor: pointer;
            transition: color 0.15s;
        }
        .rating-stars i {
            transition: color 0.15s, transform 0.15s;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #f59e0b;
            transform: scale(1.15);
        }
        .link-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 0.6rem 1.2rem;
            margin: 1.2rem 0;
        }
        .link-grid a {
            display: block;
            padding: 0.4rem 0.8rem;
            background: #f0fdf4;
            border-radius: 8px;
            font-weight: 500;
            font-size: 0.92rem;
            border: 1px solid #bbf7d0;
            transition: background 0.2s, border-color 0.2s;
        }
        .link-grid a:hover {
            background: #dcfce7;
            border-color: #86efac;
            text-decoration: none;
        }
        .site-footer {
            background: #0f172a;
            color: #cbd5e1;
            padding: 2.5rem 0 1rem;
            font-size: 0.9rem;
        }
        .site-footer a {
            color: #86efac;
        }
        .site-footer a:hover {
            color: #22c55e;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-grid h4 {
            color: #f1f5f9;
            font-size: 1rem;
            margin-bottom: 0.8rem;
            border-left: 3px solid #22c55e;
            padding-left: 0.6rem;
        }
        .footer-grid ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-grid li {
            padding: 0.2rem 0;
        }
        .copyright {
            border-top: 1px solid #1e293b;
            padding-top: 1.2rem;
            text-align: center;
            font-size: 0.82rem;
            color: #94a3b8;
        }
        .copyright strong {
            color: #e2e8f0;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .hero h1 {
                font-size: 1.9rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0.4rem;
                padding-top: 0.8rem;
                border-top: 1px solid #1e293b;
                margin-top: 0.6rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.5rem 0;
                font-size: 1rem;
            }
            .form-card {
                padding: 1.2rem;
            }
            .link-grid {
                grid-template-columns: 1fr 1fr;
            }
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.8rem;
            }
            .link-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero .meta {
                flex-direction: column;
                gap: 0.3rem;
            }
        }
        .highlight {
            background: #f0fdf4;
            padding: 0.1rem 0.4rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .badge {
            display: inline-block;
            background: #16a34a;
            color: #fff;
            font-size: 0.7rem;
            padding: 0.2rem 0.6rem;
            border-radius: 40px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .emoji-lg {
            font-size: 1.4rem;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.5rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.92rem;
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        th,
        td {
            padding: 0.7rem 1rem;
            text-align: left;
            border-bottom: 1px solid #e2e8f0;
        }
        th {
            background: #f0fdf4;
            font-weight: 700;
            color: #0f172a;
        }
        tr:last-child td {
            border-bottom: none;
        }
        friend-link {
            display: block;
            background: #1e293b;
            padding: 1rem 1.5rem;
            border-radius: 12px;
            margin: 1rem 0;
            color: #e2e8f0;
            font-weight: 500;
        }
        friend-link a {
            color: #86efac;
            margin: 0 0.4rem;
        }
        friend-link a:hover {
            color: #22c55e;
        }
        .schema-hidden {
            display: none;
        }