*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            background: #f8f6f2;
            color: #1e1e1e;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        a {
            color: #c0392b;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #96281b;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            margin-top: 1.6rem;
            margin-bottom: 0.6rem;
            color: #1a1a2e;
        }
        h1 {
            font-size: 2.2rem;
            margin-top: 0.4rem;
        }
        h2 {
            font-size: 1.7rem;
            border-bottom: 3px solid #e67e22;
            padding-bottom: 0.3rem;
            display: inline-block;
        }
        h3 {
            font-size: 1.3rem;
            color: #2c3e50;
        }
        h4 {
            font-size: 1.05rem;
            color: #34495e;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: #fff;
            padding: 0 0 0.2rem 0;
            position: sticky;
            top: 0;
            z-index: 999;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0.8rem 20px;
            max-width: 1140px;
            margin: 0 auto;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #f39c12;
            text-shadow: 0 2px 8px rgba(243, 156, 18, 0.3);
            transition: transform 0.2s;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
            color: #f1c40f;
        }
        .my-logo small {
            font-size: 0.8rem;
            font-weight: 400;
            color: #bdc3c7;
            display: block;
            letter-spacing: 1px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 1.5rem;
            padding: 0.3rem 0.8rem;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #ecf0f1;
            font-weight: 500;
            padding: 0.3rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
            font-size: 0.95rem;
        }
        .main-nav a:hover {
            background: rgba(243, 156, 18, 0.2);
            color: #f39c12;
            text-decoration: none;
        }
        .main-nav a i {
            margin-right: 5px;
        }
        .breadcrumb {
            background: #eae7e0;
            padding: 0.5rem 20px;
            font-size: 0.85rem;
            color: #555;
            max-width: 1140px;
            margin: 0 auto;
        }
        .breadcrumb a {
            color: #c0392b;
        }
        .breadcrumb span {
            margin: 0 6px;
            color: #888;
        }
        .hero-img-wrap {
            margin: 1.8rem 0 2.2rem;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
            background: #d5ccc0;
        }
        .hero-img-wrap img {
            width: 100%;
            object-fit: cover;
            min-height: 200px;
            max-height: 420px;
        }
        .search-section {
            background: #fff;
            padding: 1.5rem 1.8rem;
            border-radius: 16px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            margin: 2rem 0 1.2rem;
        }
        .search-section form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
        }
        .search-section input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 0.75rem 1.2rem;
            border: 2px solid #ddd;
            border-radius: 50px;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
        }
        .search-section input[type="text"]:focus {
            border-color: #e67e22;
        }
        .search-section button {
            background: #e67e22;
            color: #fff;
            border: none;
            padding: 0.75rem 1.8rem;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-section button:hover {
            background: #d35400;
            transform: scale(1.02);
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
            margin: 2rem 0;
        }
        @media (max-width:700px) {
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }
        .card {
            background: #fff;
            padding: 1.5rem 1.8rem;
            border-radius: 16px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }
        .card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2rem;
        }
        .card label {
            display: block;
            font-weight: 600;
            margin: 0.8rem 0 0.3rem;
        }
        .card input,
        .card textarea,
        .card select {
            width: 100%;
            padding: 0.6rem 1rem;
            border: 2px solid #e0dcd5;
            border-radius: 10px;
            font-size: 0.95rem;
            font-family: inherit;
            transition: border 0.2s;
            background: #fafaf9;
        }
        .card input:focus,
        .card textarea:focus,
        .card select:focus {
            border-color: #e67e22;
            outline: none;
        }
        .card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .card .btn-submit {
            background: #2c3e50;
            color: #fff;
            border: none;
            padding: 0.65rem 1.8rem;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            margin-top: 0.8rem;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .card .btn-submit:hover {
            background: #1a252f;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 4px;
            margin: 0.5rem 0 0.8rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ccc;
            cursor: pointer;
            transition: color 0.2s, transform 0.1s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f39c12;
            transform: scale(1.1);
        }
        .content {
            background: #fff;
            padding: 2rem 2.2rem;
            border-radius: 20px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.05);
            margin: 2rem 0;
        }
        .content p,
        .content li {
            font-size: 1.02rem;
            color: #2d2d2d;
        }
        .content .highlight {
            background: #fef9e7;
            padding: 0.2rem 0.6rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .content .insight-box {
            background: #eaf7ee;
            border-left: 5px solid #27ae60;
            padding: 1.2rem 1.6rem;
            border-radius: 8px;
            margin: 1.8rem 0;
        }
        .content .insight-box strong {
            color: #1e6f3f;
        }
        .content .pro-tip {
            background: #fdf2e9;
            border-left: 5px solid #e67e22;
            padding: 1.2rem 1.6rem;
            border-radius: 8px;
            margin: 1.8rem 0;
        }
        .content .pro-tip strong {
            color: #a04000;
        }
        .content .interview-block {
            background: #f4f0eb;
            padding: 1.5rem 1.8rem;
            border-radius: 14px;
            margin: 2rem 0;
            font-style: italic;
        }
        .content .interview-block .interviewee {
            font-weight: 700;
            font-style: normal;
            color: #1a1a2e;
        }
        .content .stat-number {
            font-size: 1.8rem;
            font-weight: 800;
            color: #c0392b;
        }
        .inline-link {
            font-weight: 600;
            color: #c0392b;
        }
        .inline-link:hover {
            text-decoration: underline;
        }
        .last-updated {
            display: block;
            margin: 2rem 0 0.5rem;
            font-size: 0.85rem;
            color: #888;
            text-align: right;
            border-top: 1px solid #eee;
            padding-top: 1rem;
        }
        .content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.8rem 0;
            font-size: 0.95rem;
        }
        .content th,
        .content td {
            padding: 0.7rem 1rem;
            border: 1px solid #ddd;
            text-align: left;
        }
        .content th {
            background: #1a1a2e;
            color: #fff;
            font-weight: 600;
        }
        .content tr:nth-child(even) {
            background: #f8f6f2;
        }
        .site-footer {
            background: #1a1a2e;
            color: #ccc;
            padding: 2rem 20px 1.2rem;
            margin-top: 3rem;
        }
        .footer-inner {
            max-width: 1140px;
            margin: 0 auto;
        }
        .footer-inner friend-link {
            display: block;
            margin: 1rem 0 0.8rem;
            font-size: 0.95rem;
        }
        .footer-inner friend-link a {
            color: #f39c12;
            margin: 0 10px 4px 0;
            display: inline-block;
        }
        .footer-inner friend-link a:hover {
            color: #f1c40f;
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.2rem;
            font-size: 0.85rem;
            text-align: center;
            color: #999;
        }
        @media (max-width:820px) {
            .header-inner {
                padding: 0.6rem 16px;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 0.8rem 0 0.4rem;
                gap: 0.4rem;
            }
            .main-nav.open {
                display: flex;
            }
            .nav-toggle {
                display: block;
            }
            .content {
                padding: 1.2rem 1.2rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.35rem;
            }
            h3 {
                font-size: 1.1rem;
            }
            .search-section form {
                flex-direction: column;
            }
            .search-section input[type="text"] {
                width: 100%;
                min-width: unset;
            }
            .search-section button {
                width: 100%;
                justify-content: center;
            }
            .hero-img-wrap img {
                min-height: 160px;
                max-height: 240px;
            }
            .breadcrumb {
                font-size: 0.75rem;
                padding: 0.4rem 16px;
            }
            .container {
                padding: 0 14px;
            }
        }
        @media (max-width:480px) {
            .my-logo {
                font-size: 1.3rem;
            }
            .my-logo small {
                font-size: 0.65rem;
            }
            .card {
                padding: 1rem 1.2rem;
            }
            .content {
                padding: 1rem 0.9rem;
            }
            .content table {
                font-size: 0.8rem;
            }
            .content th,
            .content td {
                padding: 0.4rem 0.5rem;
            }
        }
        .main-nav {
            transition: all 0.25s ease;
        }
        friend-link {
            display: block;
        }