*,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #1a2a3a;
            --primary-light: #2c3e50;
            --accent: #d4a843;
            --accent-light: #f0d08a;
            --accent-dark: #b8922e;
            --bg: #faf8f2;
            --bg-card: #ffffff;
            --text: #1e1e1e;
            --text-light: #4a4a4a;
            --border: #e2dcd0;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
            --radius: 16px;
            --radius-sm: 8px;
            --transition: 0.25s ease;
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            padding: 0 0 0 0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: var(--accent-dark);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        .container {
            max-width: 1160px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            background: var(--primary);
            color: #fff;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: var(--accent);
            text-transform: uppercase;
            font-family: 'Georgia', serif;
            transition: opacity var(--transition);
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
            color: var(--accent);
        }
        .my-logo small {
            display: block;
            font-size: 0.55rem;
            font-weight: 400;
            letter-spacing: 2px;
            color: rgba(255, 255, 255, 0.6);
            text-transform: none;
            margin-top: -2px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid var(--accent);
            color: var(--accent);
            font-size: 1.4rem;
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(212, 168, 67, 0.15);
        }
        .nav-menu {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-menu a {
            color: #f0ede8;
            padding: 6px 16px;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background var(--transition), color var(--transition);
        }
        .nav-menu a:hover {
            background: var(--accent);
            color: var(--primary);
            text-decoration: none;
        }
        .nav-menu a.active {
            background: var(--accent);
            color: var(--primary);
        }
        .breadcrumb-wrap {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border);
            padding: 10px 0;
            font-size: 0.85rem;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 10px;
            list-style: none;
            align-items: center;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 10px;
            color: var(--text-light);
            font-weight: 600;
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--accent-dark);
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }
        .hero {
            padding: 48px 0 32px;
            text-align: center;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .hero h1 span {
            color: var(--accent-dark);
        }
        .hero p {
            font-size: 1.15rem;
            color: var(--text-light);
            max-width: 780px;
            margin: 0 auto 20px;
        }
        .hero .meta {
            font-size: 0.9rem;
            color: var(--text-light);
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
        }
        .hero .meta i {
            margin-right: 6px;
            color: var(--accent-dark);
        }
        .content-grid {
            display: grid;
            grid-template-columns: minmax(0, 1fr);
            gap: 40px;
            padding: 24px 0 56px;
        }
        .article-body {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 40px 48px;
            box-shadow: var(--shadow);
        }
        .article-body h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            margin: 48px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid var(--accent);
            display: inline-block;
        }
        .article-body h2:first-of-type {
            margin-top: 0;
        }
        .article-body h3 {
            font-size: 1.45rem;
            font-weight: 600;
            color: var(--primary-light);
            margin: 32px 0 12px;
        }
        .article-body h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-light);
            margin: 24px 0 8px;
        }
        .article-body p {
            margin-bottom: 18px;
            color: var(--text);
        }
        .article-body ul,
        .article-body ol {
            margin: 12px 0 20px 28px;
        }
        .article-body li {
            margin-bottom: 8px;
        }
        .article-body .feature-img {
            margin: 32px 0;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .article-body .feature-img figcaption {
            font-size: 0.85rem;
            color: var(--text-light);
            text-align: center;
            margin-top: 8px;
            font-style: italic;
        }
        .article-body blockquote {
            border-left: 5px solid var(--accent);
            background: #f6f3ec;
            padding: 18px 24px;
            margin: 28px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--text-light);
        }
        .article-body blockquote cite {
            display: block;
            margin-top: 8px;
            font-style: normal;
            font-weight: 600;
            color: var(--primary);
        }
        .highlight-box {
            background: linear-gradient(135deg, #fdf8ee, #faf3e0);
            border: 1px solid var(--accent-light);
            border-radius: var(--radius-sm);
            padding: 20px 24px;
            margin: 24px 0;
        }
        .highlight-box strong {
            color: var(--accent-dark);
        }
        .search-section {
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius);
            padding: 32px 40px;
            margin: 40px 0 20px;
            text-align: center;
        }
        .search-section h3 {
            font-size: 1.5rem;
            margin-bottom: 6px;
            color: var(--accent);
        }
        .search-section p {
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 16px;
            font-size: 0.95rem;
        }
        .search-form {
            display: flex;
            max-width: 520px;
            margin: 0 auto;
            gap: 0;
            border-radius: 60px;
            overflow: hidden;
            background: #fff;
        }
        .search-form input {
            flex: 1;
            border: none;
            padding: 14px 20px;
            font-size: 1rem;
            outline: none;
            background: transparent;
            color: var(--text);
        }
        .search-form button {
            background: var(--accent);
            border: none;
            padding: 0 28px;
            font-size: 1.1rem;
            color: var(--primary);
            cursor: pointer;
            transition: background var(--transition);
            font-weight: 600;
        }
        .search-form button:hover {
            background: var(--accent-light);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin: 40px 0 20px;
        }
        .feedback-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px 32px;
            box-shadow: var(--shadow);
        }
        .feedback-card h3 {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .feedback-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 16px;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .feedback-card input,
        .feedback-card textarea {
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-family: var(--font);
            background: #fefcf9;
            transition: border var(--transition);
            outline: none;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus {
            border-color: var(--accent);
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: #ddd;
            cursor: pointer;
            direction: rtl;
            justify-content: flex-end;
        }
        .feedback-card .star-rating input {
            display: none;
        }
        .feedback-card .star-rating label {
            cursor: pointer;
            transition: color var(--transition);
            color: #ddd;
        }
        .feedback-card .star-rating label:hover,
        .feedback-card .star-rating label:hover~label,
        .feedback-card .star-rating input:checked~label {
            color: var(--accent);
        }
        .feedback-card .btn {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 24px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background var(--transition);
            align-self: flex-start;
        }
        .feedback-card .btn:hover {
            background: var(--primary-light);
        }
        .site-footer {
            background: var(--primary);
            color: #d6d2ca;
            padding: 40px 0 28px;
            margin-top: auto;
            font-size: 0.9rem;
        }
        .site-footer .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 32px;
            align-items: start;
        }
        .site-footer h4 {
            color: var(--accent);
            font-size: 1.1rem;
            margin-bottom: 12px;
            font-weight: 600;
        }
        .site-footer a {
            color: #c5bfb4;
        }
        .site-footer a:hover {
            color: var(--accent);
        }
        friend-link {
            display: block;
            margin-top: 4px;
        }
        friend-link a {
            display: inline-block;
            margin-right: 16px;
            margin-bottom: 6px;
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            margin-top: 24px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .copyright strong {
            color: rgba(255, 255, 255, 0.7);
        }
        @media(max-width:900px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .article-body {
                padding: 28px 20px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .search-section {
                padding: 24px 20px;
            }
            .site-footer .footer-inner {
                grid-template-columns: 1fr;
            }
        }
        @media(max-width:700px) {
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--primary-light);
                padding: 16px 12px;
                border-radius: var(--radius-sm);
                margin-top: 8px;
                gap: 4px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 10px 16px;
                border-radius: 6px;
                width: 100%;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo small {
                font-size: 0.5rem;
            }
            .hero h1 {
                font-size: 1.7rem;
            }
            .article-body h2 {
                font-size: 1.5rem;
            }
            .article-body h3 {
                font-size: 1.2rem;
            }
            .container {
                padding: 0 16px;
            }
            .article-body {
                padding: 20px 16px;
            }
            .feedback-card {
                padding: 20px;
            }
            .search-form {
                flex-direction: column;
                border-radius: var(--radius-sm);
            }
            .search-form input {
                padding: 12px 16px;
            }
            .search-form button {
                padding: 12px;
            }
        }
        @media(max-width:480px) {
            .hero .meta {
                flex-direction: column;
                gap: 6px;
            }
            .hero h1 {
                font-size: 1.4rem;
            }
            .article-body {
                padding: 16px 12px;
            }
        }
        @media print {
            .site-header,
            .search-section,
            .feedback-grid,
            .nav-toggle,
            .breadcrumb-wrap {
                display: none !important;
            }
            .article-body {
                box-shadow: none;
                padding: 0;
            }
            .site-footer {
                background: #fff;
                color: #000;
                border-top: 1px solid #ccc;
            }
            .site-footer a {
                color: #000;
            }
            .site-footer h4 {
                color: #000;
            }
            .copyright {
                border-top-color: #ccc;
            }
        }