*,
        *::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;
            background: #f5f7fa;
            color: #1e293b;
            line-height: 1.7;
            padding: 0 1rem;
        }
        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;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin: 1rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            color: #0f172a;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
            font-weight: 700;
        }
        h1 {
            font-size: 2.2rem;
            margin-top: 0.4rem;
        }
        h2 {
            font-size: 1.7rem;
            border-bottom: 3px solid #e2e8f0;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.3rem;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
        }
        p {
            margin: 1rem 0;
            word-break: break-word;
        }
        hr {
            border: 0;
            height: 2px;
            background: linear-gradient(to right, #e2e8f0, transparent);
            margin: 2rem 0;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            background: #ffffff;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
            border-radius: 20px;
            padding: 1.5rem 2rem 2rem;
        }
        .site-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 0 0.8rem;
            border-bottom: 2px solid #eef2f6;
            position: relative;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #0f172a, #2563eb);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .my-logo a {
            color: inherit;
            text-decoration: none;
            -webkit-text-fill-color: transparent;
        }
        .my-logo a:hover {
            text-decoration: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #cbd5e1;
            border-radius: 8px;
            padding: 0.4rem 0.8rem;
            font-size: 1.4rem;
            cursor: pointer;
            color: #0f172a;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: #eef2f6;
        }
        .nav-menu {
            display: flex;
            flex-wrap: wrap;
            gap: 0.2rem 1.2rem;
            align-items: center;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .nav-menu li a {
            font-weight: 500;
            padding: 0.4rem 0;
            display: inline-block;
            border-bottom: 2px solid transparent;
            transition: border-color 0.2s;
        }
        .nav-menu li a:hover {
            border-bottom-color: #2563eb;
            text-decoration: none;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.5rem;
            font-size: 0.85rem;
            padding: 0.8rem 0 0.2rem;
            color: #64748b;
            list-style: none;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #94a3b8;
        }
        .breadcrumb a {
            color: #2563eb;
        }
        .search-section {
            background: #f1f5f9;
            border-radius: 16px;
            padding: 1.5rem 1.8rem;
            margin: 1.8rem 0 2rem;
            text-align: center;
        }
        .search-section form {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            max-width: 580px;
            margin: 0.6rem auto 0;
        }
        .search-section input[type="text"] {
            flex: 1 1 200px;
            padding: 0.7rem 1.2rem;
            border: 2px solid #e2e8f0;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
        }
        .search-section input[type="text"]:focus {
            border-color: #2563eb;
        }
        .search-section button {
            padding: 0.7rem 1.8rem;
            border: none;
            border-radius: 40px;
            background: #2563eb;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-section button:hover {
            background: #1e40af;
            transform: scale(1.02);
        }
        .featured-image {
            margin: 1.8rem 0;
            border-radius: 16px;
            overflow: hidden;
            background: #eef2f6;
            text-align: center;
        }
        .featured-image img {
            width: 100%;
            max-height: 460px;
            object-fit: cover;
        }
        .featured-image figcaption {
            padding: 0.5rem 1rem 0.8rem;
            font-size: 0.85rem;
            color: #475569;
            background: #f8fafc;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.4rem 0;
            font-size: 0.95rem;
            overflow-x: auto;
            display: block;
        }
        .data-table thead {
            background: #1e293b;
            color: #fff;
        }
        .data-table th,
        .data-table td {
            padding: 0.7rem 1rem;
            border: 1px solid #e2e8f0;
            text-align: left;
        }
        .data-table tbody tr:nth-child(even) {
            background: #f8fafc;
        }
        .data-table tbody tr:hover {
            background: #eef2f6;
        }
        .form-card {
            background: #f8fafc;
            border-radius: 16px;
            padding: 1.6rem 1.8rem;
            margin: 1.8rem 0;
            border: 1px solid #e2e8f0;
        }
        .form-card h3 {
            margin-top: 0;
        }
        .form-group {
            margin: 1rem 0;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.3rem;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #e2e8f0;
            border-radius: 10px;
            font-size: 1rem;
            font-family: inherit;
            transition: border 0.2s;
            background: #fff;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #2563eb;
            outline: none;
        }
        .form-group textarea {
            min-height: 80px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            gap: 0.2rem;
            justify-content: flex-end;
            font-size: 1.8rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            color: #cbd5e1;
            transition: color 0.15s;
        }
        .star-rating input:checked~label,
        .star-rating label:hover,
        .star-rating label:hover~label {
            color: #f59e0b;
        }
        .btn-primary {
            background: #2563eb;
            color: #fff;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-primary:hover {
            background: #1e40af;
            transform: scale(1.02);
        }
        .site-footer {
            margin-top: 2.5rem;
            padding-top: 1.8rem;
            border-top: 2px solid #e2e8f0;
            font-size: 0.9rem;
            color: #475569;
        }
        friend-link {
            display: block;
            background: #f1f5f9;
            border-radius: 14px;
            padding: 1.2rem 1.5rem;
            margin: 1rem 0;
        }
        friend-link a {
            display: inline-block;
            margin: 0.2rem 0.8rem 0.2rem 0;
        }
        .copyright {
            text-align: center;
            padding: 1.2rem 0 0.4rem;
            font-size: 0.85rem;
            color: #64748b;
            border-top: 1px solid #e2e8f0;
            margin-top: 1.2rem;
        }
        .last-updated {
            font-size: 0.85rem;
            color: #64748b;
            text-align: right;
            margin-top: 0.2rem;
        }
        @media (max-width: 768px) {
            body {
                padding: 0 0.6rem;
            }
            .container {
                padding: 1rem 1rem 1.5rem;
                border-radius: 12px;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.35rem;
            }
            h3 {
                font-size: 1.1rem;
            }
            .site-header {
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: inline-block;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #ffffff;
                border-radius: 12px;
                padding: 1rem 0.5rem;
                margin-top: 0.8rem;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
                border: 1px solid #e2e8f0;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                padding: 0.5rem 0.8rem;
                width: 100%;
                border-radius: 8px;
            }
            .nav-menu li a:hover {
                background: #f1f5f9;
                border-bottom-color: transparent;
            }
            .search-section {
                padding: 1.2rem 1rem;
            }
            .form-card {
                padding: 1.2rem 1rem;
            }
            .data-table {
                font-size: 0.8rem;
            }
            .data-table th,
            .data-table td {
                padding: 0.4rem 0.5rem;
            }
            .star-rating {
                font-size: 1.5rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
        }
        @media (min-width: 769px) {
            .nav-toggle {
                display: none !important;
            }
            .nav-menu {
                display: flex !important;
            }
        }
        .badge {
            display: inline-block;
            background: #e2e8f0;
            border-radius: 40px;
            padding: 0.1rem 0.9rem;
            font-size: 0.75rem;
            font-weight: 600;
            color: #1e293b;
        }
        .highlight {
            background: #fef9c3;
            padding: 0.1rem 0.3rem;
            border-radius: 4px;
        }
        .emoji-big {
            font-size: 1.8rem;
            line-height: 1;
        }
        .flex-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin: 1.2rem 0;
        }
        .stat-card {
            flex: 1 1 140px;
            background: #f1f5f9;
            border-radius: 14px;
            padding: 1rem 1.2rem;
            text-align: center;
        }
        .stat-card .num {
            font-size: 2rem;
            font-weight: 800;
            color: #2563eb;
        }
        .interview-box {
            background: #f1f5f9;
            border-left: 5px solid #2563eb;
            border-radius: 12px;
            padding: 1.2rem 1.5rem;
            margin: 1.4rem 0;
            font-style: normal;
        }
        .interview-box strong {
            color: #0f172a;
        }
        .faq-item {
            margin: 1rem 0;
            padding: 0.6rem 1rem;
            background: #fafafa;
            border-radius: 10px;
            border: 1px solid #eef2f6;
        }
        .faq-item strong {
            display: block;
            margin-bottom: 0.2rem;
        }
        .scroll-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            background: #1e293b;
            color: #fff;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
            transition: background 0.2s, transform 0.2s;
            z-index: 99;
            border: none;
            cursor: pointer;
        }
        .scroll-top:hover {
            background: #2563eb;
            transform: translateY(-4px);
        }
        @media (max-width: 480px) {
            .scroll-top {
                bottom: 1rem;
                right: 1rem;
                width: 38px;
                height: 38px;
                font-size: 1rem;
            }
            .flex-stats {
                flex-direction: column;
            }
            .stat-card {
                flex: 1 1 auto;
            }
        }