*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #f5f7fa;
            color: #1e2a3a;
            line-height: 1.7;
            padding: 0 16px;
        }
        a {
            color: #c0392b;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #e74c3c;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #ffffff;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
            border-radius: 20px;
            padding: 24px 28px;
            margin-top: 20px;
            margin-bottom: 40px;
        }
        header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding-bottom: 16px;
            border-bottom: 2px solid #e0e7ef;
            position: relative;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #c0392b, #e67e22);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .my-logo i {
            -webkit-text-fill-color: #c0392b;
            font-size: 1.8rem;
        }
        .my-logo:hover {
            text-decoration: none;
            opacity: 0.88;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 2rem;
            color: #1e2a3a;
            cursor: pointer;
            padding: 4px 10px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #f0f2f5;
        }
        nav#main-nav ul {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 8px 20px;
            align-items: center;
        }
        nav#main-nav a {
            font-weight: 600;
            color: #2c3e50;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
            font-size: 0.95rem;
        }
        nav#main-nav a:hover {
            border-bottom-color: #c0392b;
            color: #c0392b;
            text-decoration: none;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 12px 0 8px;
            font-size: 0.85rem;
            color: #7f8c8d;
            width: 100%;
        }
        .breadcrumb li+li::before {
            content: "›";
            padding: 0 10px;
            color: #bdc3c7;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #7f8c8d;
        }
        .breadcrumb a:hover {
            color: #c0392b;
        }
        .breadcrumb li:last-child {
            color: #2c3e50;
            font-weight: 600;
        }
        @media (max-width: 768px) {
            .container {
                padding: 16px;
                margin-top: 12px;
                border-radius: 14px;
            }
            .hamburger {
                display: block;
            }
            nav#main-nav {
                display: none;
                width: 100%;
                order: 3;
                padding-top: 14px;
                border-top: 1px solid #e0e7ef;
                margin-top: 10px;
            }
            nav#main-nav.open {
                display: block;
            }
            nav#main-nav ul {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }
            nav#main-nav a {
                display: block;
                padding: 10px 0;
                width: 100%;
                border-bottom: 1px solid #f0f2f5;
            }
            .my-logo {
                font-size: 1.6rem;
            }
        }
        @media (min-width: 769px) {
            nav#main-nav {
                display: block !important;
            }
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            margin: 28px 0 12px;
            color: #1a2634;
            letter-spacing: -0.5px;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 700;
            margin: 48px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid #e74c3c;
            color: #1a2634;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin: 32px 0 12px;
            color: #2c3e50;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 24px 0 8px;
            color: #34495e;
        }
        p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            color: #2d3e4f;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 400;
            color: #34495e;
            border-left: 4px solid #e74c3c;
            padding-left: 20px;
            margin: 20px 0 28px;
        }
        .last-updated {
            display: inline-block;
            background: #fef9f0;
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 0.85rem;
            color: #7f8c8d;
            margin-bottom: 20px;
            border: 1px solid #f0e4d8;
        }
        .last-updated i {
            margin-right: 6px;
            color: #e67e22;
        }
        .featured-image {
            border-radius: 18px;
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.1);
            margin: 28px 0 20px;
            width: 100%;
            background: #f0f2f5;
        }
        .featured-image img {
            border-radius: 18px;
            width: 100%;
            max-height: 520px;
            object-fit: cover;
        }
        .featured-image figcaption {
            text-align: center;
            font-size: 0.9rem;
            color: #7f8c8d;
            padding: 10px 0 4px;
            font-style: italic;
        }
        .highlight-box {
            background: #fdf6f2;
            border-left: 5px solid #e74c3c;
            padding: 20px 24px;
            border-radius: 12px;
            margin: 28px 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 18px;
            margin: 24px 0 32px;
        }
        .stat-card {
            background: #f8fafc;
            border-radius: 16px;
            padding: 18px 16px;
            text-align: center;
            border: 1px solid #e8edf4;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
        }
        .stat-card i {
            font-size: 2rem;
            color: #c0392b;
            margin-bottom: 8px;
        }
        .stat-card .stat-value {
            font-size: 1.8rem;
            font-weight: 800;
            color: #1a2634;
        }
        .stat-card .stat-label {
            font-size: 0.9rem;
            color: #7f8c8d;
            font-weight: 500;
        }
        .interview-block {
            background: #f4f8fc;
            border-radius: 16px;
            padding: 24px 28px;
            margin: 30px 0;
            border: 1px solid #dce6ef;
        }
        .interview-block .quote {
            font-size: 1.1rem;
            font-style: italic;
            color: #2c3e50;
            padding-left: 20px;
            border-left: 4px solid #e67e22;
            margin: 12px 0;
        }
        .interview-block .attribution {
            text-align: right;
            font-weight: 600;
            color: #1a2634;
            margin-top: 8px;
        }
        .link-list-inline {
            display: inline;
            list-style: none;
            padding: 0;
        }
        .link-list-inline li {
            display: inline;
        }
        .link-list-inline li+li::before {
            content: " • ";
            color: #bdc3c7;
        }
        .interactive-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin: 48px 0 32px;
            padding: 28px 0;
            border-top: 2px solid #e8edf4;
            border-bottom: 2px solid #e8edf4;
        }
        .interactive-card {
            background: #fafcfe;
            border-radius: 16px;
            padding: 22px 24px;
            border: 1px solid #e8edf4;
        }
        .interactive-card h3 {
            margin-top: 0;
            border-bottom: none;
            padding-bottom: 0;
            font-size: 1.2rem;
        }
        .interactive-card form {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 10px;
        }
        .interactive-card input,
        .interactive-card textarea,
        .interactive-card select {
            flex: 1 1 100%;
            padding: 12px 16px;
            border: 1px solid #d0d8e4;
            border-radius: 10px;
            font-size: 0.95rem;
            background: #fff;
            transition: border 0.2s;
            font-family: inherit;
        }
        .interactive-card input:focus,
        .interactive-card textarea:focus,
        .interactive-card select:focus {
            outline: none;
            border-color: #c0392b;
            box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.1);
        }
        .interactive-card textarea {
            min-height: 70px;
            resize: vertical;
        }
        .interactive-card button {
            padding: 10px 24px;
            background: #c0392b;
            color: #fff;
            border: none;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .interactive-card button:hover {
            background: #a93226;
            transform: scale(0.98);
        }
        .interactive-card .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: #e0a800;
            cursor: pointer;
            margin: 6px 0 10px;
        }
        .interactive-card .rating-stars i {
            transition: transform 0.15s, color 0.15s;
        }
        .interactive-card .rating-stars i:hover {
            transform: scale(1.2);
            color: #f1c40f;
        }
        @media (max-width: 700px) {
            .interactive-section {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        friend-link {
            display: block;
            background: #f4f7fb;
            border-radius: 16px;
            padding: 24px 28px;
            margin: 40px 0 20px;
            border: 1px solid #e0e7ef;
        }
        friend-link h3 {
            margin-top: 0;
            font-size: 1.2rem;
            border-bottom: none;
            padding-bottom: 0;
        }
        friend-link ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            padding: 0;
            margin: 12px 0 0;
        }
        friend-link a {
            font-weight: 500;
            padding: 4px 0;
        }
        footer {
            padding: 24px 0 10px;
            border-top: 2px solid #e0e7ef;
            margin-top: 20px;
            text-align: center;
            font-size: 0.9rem;
            color: #7f8c8d;
        }
        footer .copyright {
            font-weight: 500;
            color: #2c3e50;
            margin-bottom: 6px;
        }
        .emoji-big {
            font-size: 1.6rem;
            margin-right: 6px;
        }
        .tag {
            display: inline-block;
            background: #eef2f7;
            padding: 2px 14px;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
            color: #2c3e50;
        }
        .quick-links {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 18px;
            padding: 12px 0 8px;
        }
        .quick-links a {
            font-size: 0.92rem;
            background: #f8fafc;
            padding: 4px 16px;
            border-radius: 40px;
            border: 1px solid #e0e7ef;
            transition: 0.2s;
        }
        .quick-links a:hover {
            background: #c0392b;
            color: #fff;
            border-color: #c0392b;
            text-decoration: none;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 24px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid #e8edf4;
        }
        th {
            background: #f4f7fb;
            font-weight: 700;
            color: #1a2634;
        }
        tr:hover td {
            background: #fafcfe;
        }
        @media (max-width: 480px) {
            .container {
                padding: 12px;
            }
            .stat-grid {
                grid-template-columns: 1fr;
            }
            .interactive-card {
                padding: 16px;
            }
        }