* {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            background: #f7f9fc;
            color: #1e293b;
            line-height: 1.7;
            font-size: 16px;
            padding: 0 16px;
            max-width: 1280px;
            margin: 0 auto;
        }
        a {
            color: #2563eb;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #1e40af;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        h1, h2, h3, h4, h5, h6 {
            line-height: 1.3;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
            color: #0f172a;
        }
        h1 { font-size: 2.4rem; margin-top: 0.8rem; }
        h2 { font-size: 1.8rem; border-left: 6px solid #3b82f6; padding-left: 16px; }
        h3 { font-size: 1.35rem; }
        h4 { font-size: 1.1rem; font-weight: 600; }
        p { margin-bottom: 1.2rem; }
        ul, ol { margin-bottom: 1.2rem; padding-left: 1.6rem; }
        li { margin-bottom: 0.4rem; }
        strong { color: #0f172a; font-weight: 700; }
        .container {
            background: #ffffff;
            border-radius: 24px;
            box-shadow: 0 8px 30px rgba(0,0,0,0.05);
            padding: 24px 28px;
            margin: 20px 0 40px;
        }
        header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0 8px;
            border-bottom: 2px solid #e2e8f0;
            position: relative;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            background: linear-gradient(135deg, #3b82f6, #8b5cf6);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: inline-block;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .logo-sub {
            font-size: 0.8rem;
            color: #64748b;
            display: block;
            font-weight: 400;
            -webkit-text-fill-color: #64748b;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #cbd5e1;
            font-size: 1.6rem;
            padding: 6px 14px;
            border-radius: 10px;
            cursor: pointer;
            color: #1e293b;
            background: #fff;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            background: #f1f5f9;
        }
        nav {
            display: flex;
            gap: 8px 20px;
            flex-wrap: wrap;
            align-items: center;
        }
        nav a {
            font-weight: 500;
            padding: 6px 8px;
            border-radius: 8px;
            font-size: 0.95rem;
        }
        nav a:hover {
            background: #eef2ff;
            text-decoration: none;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px 12px;
            font-size: 0.85rem;
            color: #64748b;
            padding: 12px 0 4px;
            width: 100%;
        }
        .breadcrumb a {
            color: #475569;
        }
        .breadcrumb a:hover {
            color: #2563eb;
        }
        .breadcrumb span {
            color: #94a3b8;
        }
        .hero-img {
            margin: 24px 0 28px;
            border-radius: 18px;
            overflow: hidden;
            background: #e2e8f0;
        }
        .hero-img img {
            width: 100%;
            object-fit: cover;
            max-height: 420px;
        }
        .hero-img figcaption {
            padding: 10px 18px;
            font-size: 0.9rem;
            color: #475569;
            background: #f1f5f9;
            font-style: italic;
        }
        .search-box {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin: 24px 0 20px;
            background: #f1f5f9;
            padding: 18px 22px;
            border-radius: 18px;
            align-items: center;
        }
        .search-box label {
            font-weight: 600;
            font-size: 1rem;
        }
        .search-box input {
            flex: 1 1 220px;
            padding: 12px 18px;
            border: 2px solid #cbd5e1;
            border-radius: 30px;
            font-size: 1rem;
            outline: none;
            transition: 0.2s;
            background: #fff;
        }
        .search-box input:focus {
            border-color: #3b82f6;
            box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
        }
        .search-box button {
            background: #3b82f6;
            color: #fff;
            border: none;
            padding: 12px 32px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-box button:hover {
            background: #2563eb;
            transform: translateY(-1px);
        }
        .feedback-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin: 32px 0 20px;
        }
        .feedback-card {
            background: #f8fafc;
            border-radius: 18px;
            padding: 22px 24px;
            border: 1px solid #e2e8f0;
        }
        .feedback-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 10px;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 10px 14px;
            border: 2px solid #cbd5e1;
            border-radius: 12px;
            font-size: 0.95rem;
            background: #fff;
            transition: 0.2s;
            font-family: inherit;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #3b82f6;
            box-shadow: 0 0 0 3px rgba(59,130,246,0.1);
            outline: none;
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card button {
            background: #0f172a;
            color: #fff;
            border: none;
            padding: 10px 24px;
            border-radius: 30px;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            align-self: flex-start;
        }
        .feedback-card button:hover {
            background: #1e293b;
            transform: translateY(-1px);
        }
        .star-select {
            display: flex;
            gap: 6px;
            font-size: 1.5rem;
            color: #f59e0b;
        }
        .star-select i {
            cursor: pointer;
            transition: 0.15s;
        }
        .star-select i:hover {
            transform: scale(1.2);
        }
        .inline-links {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 16px;
            background: #f1f5f9;
            padding: 14px 20px;
            border-radius: 16px;
            margin: 20px 0;
            font-size: 0.92rem;
        }
        .inline-links a {
            font-weight: 500;
        }
        footer {
            border-top: 2px solid #e2e8f0;
            padding: 28px 0 24px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 24px;
            margin-bottom: 20px;
        }
        .footer-grid h4 {
            margin-top: 0;
            font-size: 1rem;
        }
        friend-link {
            display: block;
            background: #f1f5f9;
            padding: 16px 20px;
            border-radius: 16px;
            margin: 16px 0;
            font-style: normal;
        }
        friend-link a {
            display: inline-block;
            margin: 4px 12px 4px 0;
        }
        .copyright {
            text-align: center;
            color: #64748b;
            font-size: 0.88rem;
            padding-top: 16px;
            border-top: 1px solid #e2e8f0;
            margin-top: 12px;
        }
        @media (max-width: 768px) {
            body { padding: 0 10px; }
            .container { padding: 16px 14px; }
            h1 { font-size: 1.8rem; }
            h2 { font-size: 1.4rem; }
            .nav-toggle { display: inline-block; }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 6px;
                padding: 14px 0 6px;
                border-top: 1px solid #e2e8f0;
                margin-top: 10px;
            }
            nav.open { display: flex; }
            nav a {
                padding: 10px 12px;
                background: #f8fafc;
                border-radius: 10px;
                width: 100%;
            }
            .feedback-section {
                grid-template-columns: 1fr;
            }
            .search-box {
                flex-direction: column;
                align-items: stretch;
            }
            .search-box button {
                justify-content: center;
            }
            .hero-img img {
                max-height: 220px;
            }
        }
        @media (max-width: 480px) {
            .my-logo { font-size: 1.5rem; }
            .container { padding: 12px 10px; }
            h1 { font-size: 1.5rem; }
        }
        .last-updated {
            display: inline-block;
            background: #eef2ff;
            padding: 4px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            color: #4338ca;
            margin: 8px 0 16px;
        }
        .tag {
            display: inline-block;
            background: #dbeafe;
            padding: 2px 14px;
            border-radius: 30px;
            font-size: 0.8rem;
            color: #1e40af;
            margin-right: 6px;
        }
        blockquote {
            border-left: 5px solid #3b82f6;
            background: #f1f5f9;
            padding: 14px 22px;
            margin: 20px 0;
            border-radius: 0 16px 16px 0;
            font-style: italic;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 20px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        th, td {
            padding: 10px 14px;
            border: 1px solid #e2e8f0;
            text-align: left;
        }
        th {
            background: #f1f5f9;
            font-weight: 600;
        }
        tr:nth-child(even) {
            background: #fafafa;
        }