*,
        *::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;
            background: #faf7f2;
            color: #2d2a24;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #c0392b;
            text-decoration: underline;
            text-underline-offset: 2px;
            transition: color 0.2s;
        }
        a:hover {
            color: #922b21;
        }
        ul,
        ol {
            padding-left: 1.4rem;
        }
        li {
            margin-bottom: 0.3rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #1a2a3a 0%, #2c3e50 100%);
            color: #fff;
            padding: 0.8rem 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: 0.8rem;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            text-decoration: none;
            color: #f1c40f;
            background: linear-gradient(135deg, #f1c40f, #e67e22);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 2px 8px rgba(241, 196, 15, 0.2);
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #f1c40f;
            color: #f1c40f;
            font-size: 1.7rem;
        }
        .my-logo:hover {
            opacity: 0.9;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.3rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #ecf0f1;
            text-decoration: none;
            padding: 0.5rem 0.9rem;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background 0.25s, color 0.25s;
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(241, 196, 15, 0.18);
            color: #f1c40f;
        }
        .main-nav a i {
            margin-right: 0.4rem;
            font-size: 0.85rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.4rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb-wrap {
            background: #f0ebe4;
            padding: 0.6rem 0;
            border-bottom: 1px solid #e0d6ca;
            font-size: 0.85rem;
        }
        .breadcrumb-wrap .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb-wrap a {
            color: #7f8c8d;
            text-decoration: none;
        }
        .breadcrumb-wrap a:hover {
            color: #c0392b;
        }
        .breadcrumb-wrap span {
            color: #5d6d7e;
        }
        .breadcrumb-wrap .sep {
            color: #bdc3c7;
            font-size: 0.8rem;
        }
        .hero {
            background: linear-gradient(145deg, #fdf6ef, #f5ede4);
            padding: 2.5rem 0 2rem;
            border-bottom: 1px solid #e8ddd2;
        }
        .hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            color: #1a2a3a;
            margin-bottom: 0.6rem;
        }
        .hero h1 i {
            color: #e67e22;
        }
        .hero .subhead {
            font-size: 1.1rem;
            color: #5d6d7e;
            max-width: 760px;
            margin-bottom: 0.8rem;
        }
        .hero .meta-info {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem;
            font-size: 0.9rem;
            color: #7f8c8d;
        }
        .hero .meta-info i {
            margin-right: 0.3rem;
        }
        .content-wrap {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.5rem;
            padding: 2.5rem 0;
        }
        .main-article {
            min-width: 0;
        }
        .sidebar {
            position: relative;
        }
        .sidebar-inner {
            position: sticky;
            top: 90px;
            background: #fffcf8;
            border-radius: 16px;
            padding: 1.6rem 1.4rem;
            border: 1px solid #e8ddd2;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.04);
        }
        .sidebar-inner h3 {
            font-size: 1.1rem;
            margin-bottom: 1rem;
            color: #1a2a3a;
            border-bottom: 2px solid #f1c40f;
            padding-bottom: 0.5rem;
        }
        .sidebar-inner ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-inner li {
            margin-bottom: 0.5rem;
        }
        .sidebar-inner a {
            text-decoration: none;
            color: #2d2a24;
            font-size: 0.92rem;
            display: block;
            padding: 0.3rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .sidebar-inner a:hover {
            background: #f5ede4;
            color: #c0392b;
        }
        .main-article h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: #1a2a3a;
            margin-top: 2.8rem;
            margin-bottom: 1rem;
            padding-bottom: 0.4rem;
            border-bottom: 3px solid #f1c40f;
            display: inline-block;
        }
        .main-article h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: #2c3e50;
            margin-top: 2rem;
            margin-bottom: 0.7rem;
        }
        .main-article h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #34495e;
            margin-top: 1.4rem;
            margin-bottom: 0.5rem;
        }
        .main-article p {
            margin-bottom: 1.1rem;
        }
        .main-article .highlight {
            background: #fef9e7;
            border-left: 4px solid #f1c40f;
            padding: 0.8rem 1.2rem;
            border-radius: 0 8px 8px 0;
            margin: 1.2rem 0;
        }
        .main-article .highlight p:last-child {
            margin-bottom: 0;
        }
        .main-article blockquote {
            background: #f0ebe4;
            padding: 1.2rem 1.6rem;
            border-radius: 12px;
            font-style: italic;
            margin: 1.4rem 0;
            position: relative;
        }
        .main-article blockquote::before {
            content: '\201C';
            font-size: 3rem;
            color: #c0392b;
            position: absolute;
            top: -0.2rem;
            left: 0.6rem;
            line-height: 1;
            opacity: 0.3;
        }
        .main-article blockquote cite {
            display: block;
            margin-top: 0.5rem;
            font-style: normal;
            font-weight: 600;
            color: #5d6d7e;
            font-size: 0.9rem;
        }
        .content-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.4rem 0;
            font-size: 0.92rem;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
        }
        .content-table thead {
            background: #1a2a3a;
            color: #fff;
        }
        .content-table th {
            padding: 0.7rem 1rem;
            text-align: left;
            font-weight: 600;
        }
        .content-table td {
            padding: 0.6rem 1rem;
            border-bottom: 1px solid #e8ddd2;
            background: #fffcf8;
        }
        .content-table tr:last-child td {
            border-bottom: none;
        }
        .content-table tr:hover td {
            background: #f5ede4;
        }
        .featured-image {
            margin: 1.8rem 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
            background: #e8ddd2;
        }
        .featured-image img {
            width: 100%;
            aspect-ratio: 1200/630;
            object-fit: cover;
            display: block;
        }
        .featured-image figcaption {
            padding: 0.6rem 1rem;
            font-size: 0.85rem;
            color: #5d6d7e;
            background: #fffcf8;
            border-top: 1px solid #e8ddd2;
        }
        .form-card {
            background: #fffcf8;
            border: 1px solid #e8ddd2;
            border-radius: 16px;
            padding: 1.6rem 1.8rem;
            margin: 2rem 0;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
        }
        .form-card h3 {
            margin-top: 0;
            font-size: 1.3rem;
        }
        .form-card label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.3rem;
            font-size: 0.92rem;
            color: #2c3e50;
        }
        .form-card input,
        .form-card textarea,
        .form-card select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 1px solid #d5ccc2;
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: inherit;
            background: #fff;
            transition: border 0.25s, box-shadow 0.25s;
            margin-bottom: 1rem;
        }
        .form-card input:focus,
        .form-card textarea:focus,
        .form-card select:focus {
            outline: none;
            border-color: #c0392b;
            box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.12);
        }
        .form-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .form-card .btn {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .form-card .btn:hover {
            background: #922b21;
            transform: translateY(-2px);
        }
        .form-card .btn i {
            font-size: 0.9rem;
        }
        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
            margin-bottom: 1rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #d5ccc2;
            cursor: pointer;
            transition: color 0.2s;
            margin-bottom: 0;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f1c40f;
        }
        .site-footer {
            background: #1a2a3a;
            color: #d5ccc2;
            padding: 2.5rem 0 1.2rem;
            margin-top: 2rem;
            border-top: 4px solid #f1c40f;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 1.8rem;
        }
        .site-footer h4 {
            color: #f1c40f;
            font-size: 1.1rem;
            margin-bottom: 0.8rem;
        }
        .site-footer a {
            color: #bdc3c7;
            text-decoration: none;
            font-size: 0.9rem;
            display: inline-block;
            margin-bottom: 0.3rem;
        }
        .site-footer a:hover {
            color: #f1c40f;
        }
        .site-footer friend-link {
            display: block;
            margin-top: 0.5rem;
        }
        .site-footer friend-link a {
            display: inline;
            margin-right: 0.6rem;
        }
        .copyright {
            border-top: 1px solid #2c3e50;
            padding-top: 1.2rem;
            text-align: center;
            font-size: 0.85rem;
            color: #95a5a6;
        }
        .copyright a {
            color: #bdc3c7;
        }
        @media (max-width: 992px) {
            .content-wrap {
                grid-template-columns: 1fr;
            }
            .sidebar-inner {
                position: static;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero h1 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                background: #1a2a3a;
                padding: 0.6rem 0.4rem;
                border-radius: 12px;
                margin-top: 0.4rem;
                gap: 0.2rem;
            }
            .main-nav a {
                padding: 0.7rem 1rem;
                border-radius: 8px;
            }
            #nav-toggle:checked~.main-nav {
                display: flex;
            }
            .header-inner {
                position: relative;
            }
            .hero h1 {
                font-size: 1.7rem;
            }
            .form-row {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .container {
                padding: 0 0.9rem;
            }
            .content-table {
                font-size: 0.8rem;
            }
            .content-table th,
            .content-table td {
                padding: 0.4rem 0.6rem;
            }
            .sidebar-inner {
                padding: 1.2rem 1rem;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.4rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo i {
                font-size: 1.2rem;
            }
            .form-card {
                padding: 1rem 1.2rem;
            }
            .breadcrumb-wrap {
                font-size: 0.75rem;
            }
        }
        .scroll-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            background: #c0392b;
            color: #fff;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: grid;
            place-items: center;
            font-size: 1.4rem;
            text-decoration: none;
            box-shadow: 0 4px 16px rgba(192, 57, 43, 0.3);
            transition: transform 0.2s, background 0.2s;
            z-index: 999;
        }
        .scroll-top:hover {
            transform: translateY(-4px);
            background: #922b21;
            color: #fff;
        }
        .text-sm {
            font-size: 0.85rem;
            color: #7f8c8d;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .tag {
            display: inline-block;
            background: #f0ebe4;
            padding: 0.2rem 0.8rem;
            border-radius: 40px;
            font-size: 0.78rem;
            font-weight: 500;
            color: #5d6d7e;
        }