*,
        *::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, BlinkMacSystemFont, sans-serif;
            line-height: 1.8;
            color: #1e2a3a;
            background: #f8f9fb;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #b45309;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover,
        a:focus-visible {
            color: #7c2d12;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.6rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
            color: #0f172a;
        }
        h1 {
            font-size: 2.2rem;
            margin-top: 0.4rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 2px solid #e2e8f0;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.35rem;
        }
        h4 {
            font-size: 1.1rem;
            color: #334155;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            color: #f1f5f9;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.18);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fbbf24;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: opacity 0.2s;
        }
        .my-logo:hover {
            opacity: 0.88;
            text-decoration: none;
            color: #fbbf24;
        }
        .my-logo i {
            font-size: 1.5rem;
            color: #f59e0b;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #f1f5f9;
            color: #f1f5f9;
            font-size: 1.4rem;
            padding: 0.3rem 0.8rem;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .main-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 1.2rem;
            align-items: center;
            transition: max-height 0.35s ease;
        }
        .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: #fbbf24;
            border-bottom-color: #fbbf24;
            text-decoration: none;
        }
        .main-nav a.active {
            color: #fbbf24;
            border-bottom-color: #fbbf24;
        }
        .breadcrumb {
            background: #e9edf2;
            padding: 0.6rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #d1d9e6;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #64748b;
        }
        .breadcrumb a {
            color: #1e40af;
        }
        .breadcrumb .current {
            color: #475569;
        }
        .hero {
            background: linear-gradient(145deg, #1e293b, #0f172a);
            color: #f8fafc;
            padding: 2.8rem 0 2.4rem;
            text-align: center;
        }
        .hero h1 {
            color: #fbbf24;
            font-size: 2.6rem;
            margin: 0 0 0.6rem;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 760px;
            margin: 0.4rem auto 0.8rem;
            color: #cbd5e1;
        }
        .hero .badge {
            display: inline-block;
            background: #b45309;
            color: #fff;
            font-size: 0.8rem;
            padding: 0.2rem 1rem;
            border-radius: 30px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.4rem;
            padding: 2rem 0;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 5.6rem;
            align-self: start;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 12px;
            padding: 1.4rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
            margin-bottom: 1.6rem;
            border: 1px solid #e9edf2;
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            margin-top: 0;
            color: #0f172a;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card li {
            padding: 0.3rem 0;
            border-bottom: 1px solid #f1f5f9;
        }
        .sidebar-card li:last-child {
            border-bottom: none;
        }
        .sidebar-card a {
            color: #1e40af;
            font-size: 0.92rem;
        }
        .article-body {
            background: #fff;
            border-radius: 16px;
            padding: 2rem 2.4rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
            border: 1px solid #eef2f6;
        }
        .article-body .featured-image {
            border-radius: 12px;
            margin: 1.2rem 0 2rem;
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .article-body .meta {
            font-size: 0.9rem;
            color: #64748b;
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem;
            margin-bottom: 1.6rem;
            border-bottom: 1px solid #eef2f6;
            padding-bottom: 1rem;
        }
        .article-body .meta i {
            margin-right: 0.3rem;
        }
        .highlight-box {
            background: #fef9e7;
            border-left: 4px solid #f59e0b;
            padding: 1.2rem 1.6rem;
            border-radius: 0 8px 8px 0;
            margin: 1.6rem 0;
        }
        .highlight-box strong {
            color: #92400e;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
            gap: 1rem;
            margin: 1.6rem 0;
        }
        .stat-card {
            background: #f1f5f9;
            border-radius: 10px;
            padding: 1rem;
            text-align: center;
        }
        .stat-card .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: #b45309;
        }
        .stat-card .label {
            font-size: 0.85rem;
            color: #475569;
        }
        .interview-block {
            background: #f0f4ff;
            border-radius: 12px;
            padding: 1.6rem;
            margin: 1.6rem 0;
            border: 1px solid #dbeafe;
        }
        .interview-block .quote {
            font-style: italic;
            font-size: 1.05rem;
            color: #1e3a5f;
        }
        .interview-block .attribution {
            margin-top: 0.8rem;
            font-weight: 600;
            color: #1e40af;
        }
        .btn {
            display: inline-block;
            background: #b45309;
            color: #fff;
            padding: 0.5rem 1.4rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .btn:hover {
            background: #92400e;
            color: #fff;
            text-decoration: none;
            transform: translateY(-1px);
        }
        .btn-sm {
            padding: 0.35rem 1rem;
            font-size: 0.82rem;
        }
        .form-section {
            background: #f8fafc;
            border-radius: 12px;
            padding: 1.6rem;
            margin-top: 2.4rem;
            border: 1px solid #e2e8f0;
        }
        .form-section h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .form-group {
            margin-bottom: 1rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 0.3rem;
            color: #1e293b;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.6rem 0.9rem;
            border: 1px solid #cbd5e1;
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: inherit;
            background: #fff;
            transition: border-color 0.2s;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: #b45309;
            box-shadow: 0 0 0 3px rgba(180, 83, 9, 0.12);
        }
        .form-group textarea {
            min-height: 90px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            gap: 0.2rem;
            justify-content: flex-end;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.6rem;
            color: #d1d5db;
            cursor: pointer;
            transition: color 0.15s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f59e0b;
        }
        .site-footer {
            background: #0f172a;
            color: #cbd5e1;
            padding: 2.4rem 0 1.6rem;
            margin-top: 2.8rem;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 2rem;
        }
        .site-footer h4 {
            color: #f1f5f9;
            margin: 0 0 0.8rem;
            font-size: 1.05rem;
        }
        .site-footer a {
            color: #94a3b8;
        }
        .site-footer a:hover {
            color: #fbbf24;
        }
        .friend-link {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.4rem;
            padding: 1rem 0;
            border-top: 1px solid #1e293b;
            border-bottom: 1px solid #1e293b;
            margin: 1.2rem 0;
        }
        .friend-link a {
            font-size: 0.9rem;
        }
        .copyright {
            font-size: 0.85rem;
            color: #64748b;
            text-align: center;
            padding-top: 1.2rem;
        }
        @media (max-width: 900px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .article-body {
                padding: 1.2rem 1.2rem;
            }
        }
        @media (max-width: 680px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 1rem 0 0.4rem;
                gap: 0.2rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.4rem 0;
                font-size: 1rem;
                border-bottom: none;
            }
            .header-inner {
                align-items: center;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .hero p {
                font-size: 1rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .article-body {
                padding: 1rem;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 420px) {
            .stat-grid {
                grid-template-columns: 1fr;
            }
            .my-logo {
                font-size: 1.3rem;
            }
        }