*,
        *::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', sans-serif;
            background: #faf6f0;
            color: #2e241f;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: #b85c2a;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus-visible {
            color: #7a3b1a;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            color: #1f1a16;
            font-weight: 700;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        :root {
            --primary: #b2430a;
            --primary-light: #d9733d;
            --secondary: #f4c97e;
            --accent: #e8b04b;
            --bg-soft: #fdf9f4;
            --bg-card: #ffffff;
            --text-dark: #2e241f;
            --text-muted: #5f4e44;
            --border-light: #e6d9cf;
            --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.06);
            --radius: 16px;
            --radius-sm: 8px;
        }
        .site-header {
            background: linear-gradient(145deg, #1f1a16 0%, #2e241f 100%);
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px 20px;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: var(--secondary);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: opacity 0.2s;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .my-logo span {
            font-weight: 300;
            color: var(--accent);
            font-size: 0.9rem;
        }
        .my-logo i {
            color: var(--accent);
            font-size: 1.8rem;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 6px 14px;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-list a {
            color: #f0e4d6;
            font-weight: 500;
            font-size: 0.92rem;
            padding: 6px 12px;
            border-radius: 40px;
            transition: background 0.2s, color 0.2s;
            white-space: nowrap;
        }
        .nav-list a:hover {
            background: rgba(244, 201, 126, 0.15);
            color: var(--secondary);
            text-decoration: none;
        }
        .nav-list a i {
            margin-right: 6px;
            font-size: 0.8rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--secondary);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.05);
        }
        .breadcrumb {
            background: #f0e8df;
            padding: 10px 0;
            font-size: 0.85rem;
            color: var(--text-muted);
            border-bottom: 1px solid var(--border-light);
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 10px;
            align-items: center;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 10px;
            color: #b89a82;
            font-weight: 700;
        }
        .breadcrumb a {
            color: var(--primary);
        }
        .breadcrumb .current {
            color: var(--text-dark);
            font-weight: 600;
        }
        .main-content {
            flex: 1;
            padding: 40px 0 60px;
        }
        .article-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            padding: 32px 28px;
            margin-bottom: 32px;
        }
        @media (max-width:640px) {
            .article-card {
                padding: 20px 16px;
            }
        }
        h1 {
            font-size: 2.6rem;
            margin-bottom: 12px;
            color: #1f1a16;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 1.9rem;
            margin-top: 48px;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid var(--accent);
            display: inline-block;
        }
        h3 {
            font-size: 1.4rem;
            margin-top: 32px;
            margin-bottom: 12px;
            color: #3d3028;
        }
        h4 {
            font-size: 1.15rem;
            margin-top: 24px;
            margin-bottom: 8px;
            color: #4d3c32;
            font-weight: 600;
        }
        p {
            margin-bottom: 18px;
            color: var(--text-dark);
        }
        .lead {
            font-size: 1.2rem;
            color: var(--text-muted);
            font-weight: 400;
            line-height: 1.6;
            margin-bottom: 24px;
        }
        .feature-img {
            margin: 28px 0 20px;
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            background: #f0e8df;
        }
        .feature-img figcaption {
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 10px 0 4px;
            font-style: italic;
        }
        .highlight {
            background: linear-gradient(120deg, #fdf0d5 0%, #fdf0d5 40%, transparent 80%);
            padding: 0 8px;
            font-weight: 600;
        }
        .insight-box {
            background: #f7f1e9;
            border-left: 5px solid var(--accent);
            padding: 18px 24px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 24px 0;
        }
        .insight-box p:last-child {
            margin-bottom: 0;
        }
        .badge {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-size: 0.7rem;
            padding: 2px 12px;
            border-radius: 40px;
            font-weight: 600;
            letter-spacing: 0.3px;
            text-transform: uppercase;
        }
        .search-section {
            background: #f0e8df;
            border-radius: var(--radius);
            padding: 24px 28px;
            margin: 40px 0 32px;
        }
        .search-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 14px 18px;
            border: 2px solid var(--border-light);
            border-radius: 60px;
            font-size: 1rem;
            background: #fff;
            transition: border 0.2s;
        }
        .search-form input[type="text"]:focus {
            outline: none;
            border-color: var(--primary);
        }
        .search-form button {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 14px 32px;
            border-radius: 60px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: #7a3b1a;
            transform: scale(0.98);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin: 40px 0 20px;
        }
        @media (max-width:720px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
        }
        .feedback-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 24px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-top: 12px;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 12px 16px;
            border: 2px solid var(--border-light);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-family: inherit;
            background: #fdfaf7;
            transition: border 0.2s;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            outline: none;
            border-color: var(--primary);
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card .btn-submit {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: 60px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            align-self: flex-start;
        }
        .feedback-card .btn-submit:hover {
            background: #7a3b1a;
            transform: scale(0.98);
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #d4c5b8;
            cursor: pointer;
            direction: rtl;
            justify-content: flex-end;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            transition: color 0.15s;
            color: #d4c5b8;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: var(--accent);
        }
        .site-footer {
            background: #1f1a16;
            color: #d4c9be;
            padding: 40px 0 20px;
            margin-top: 40px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px 40px;
        }
        @media (max-width:720px) {
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        .footer-inner h4 {
            color: var(--secondary);
            margin-top: 0;
            font-size: 1.1rem;
        }
        .footer-inner a {
            color: #c6b5a6;
        }
        .footer-inner a:hover {
            color: var(--accent);
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.04);
            border-radius: var(--radius-sm);
            padding: 16px 20px;
            margin: 12px 0 20px;
            border-left: 3px solid var(--accent);
        }
        friend-link a {
            display: inline-block;
            margin: 4px 12px 4px 0;
            padding: 2px 0;
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            margin-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #a69382;
        }
        @media (max-width:860px) {
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #2e241f;
                padding: 16px 12px;
                border-radius: 0 0 var(--radius-sm) var(--radius-sm);
                gap: 4px;
                margin-top: 10px;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list a {
                padding: 10px 16px;
                width: 100%;
                border-radius: 8px;
            }
            .header-inner {
                align-items: center;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.2rem;
            }
        }
        @media (max-width:480px) {
            .search-form input[type="text"] {
                min-width: 140px;
            }
            .feedback-grid {
                gap: 18px;
            }
        }
        .text-small {
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .mt-2 {
            margin-top: 20px;
        }
        .mb-1 {
            margin-bottom: 10px;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .updated-badge {
            background: var(--secondary);
            color: #1f1a16;
            padding: 4px 16px;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .skip-link {
            position: absolute;
            top: -100px;
            left: 20px;
            background: var(--primary);
            color: white;
            padding: 12px 24px;
            border-radius: 0 0 8px 8px;
            z-index: 9999;
            font-weight: 600;
        }
        .skip-link:focus {
            top: 0;
        }
        .author-badge {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            background: #f7f1e9;
            border-radius: 60px;
            font-size: 0.9rem;
            margin: 16px 0 8px;
        }
        .author-badge i {
            font-size: 1.8rem;
            color: var(--primary);
        }