*,
        *::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: #f5f2ed;
            color: #1e1b18;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #b85c2a;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #7a3d1a;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .site-header {
            background: #1a1a1a;
            color: #f5f2ed;
            padding: 0.75rem 0;
            border-bottom: 4px solid #b85c2a;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem 1rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: 2px;
            color: #f5f2ed;
            text-transform: uppercase;
            background: linear-gradient(135deg, #b85c2a, #d4a373);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-block;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            letter-spacing: 1px;
            -webkit-text-fill-color: #bbb;
            color: #bbb;
            display: block;
            line-height: 1;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #b85c2a;
            color: #f5f2ed;
            font-size: 1.5rem;
            padding: 0.25rem 0.75rem;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: #b85c2a;
            color: #1a1a1a;
        }
        .nav-menu {
            display: flex;
            flex-wrap: wrap;
            gap: 0.25rem 1.2rem;
            list-style: none;
            padding: 0;
            margin: 0;
            align-items: center;
        }
        .nav-menu li a {
            color: #ddd;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.25rem 0;
            border-bottom: 2px solid transparent;
            transition: border-color 0.2s, color 0.2s;
        }
        .nav-menu li a:hover {
            color: #d4a373;
            border-bottom-color: #d4a373;
            text-decoration: none;
        }
        .nav-menu li a i {
            margin-right: 0.3rem;
            font-size: 0.8rem;
        }
        .breadcrumb {
            background: #e8e3dc;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            color: #555;
            border-bottom: 1px solid #d5cdc4;
        }
        .breadcrumb .container {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb a {
            color: #7a3d1a;
        }
        .breadcrumb span {
            color: #888;
        }
        .main-content {
            padding: 2.5rem 0 3rem;
        }
        .main-content .container {
            background: #fffcf9;
            padding: 2.5rem 2rem;
            border-radius: 16px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.05);
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            color: #1a1a1a;
            margin-bottom: 0.75rem;
            border-left: 6px solid #b85c2a;
            padding-left: 1.2rem;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 700;
            margin-top: 2.8rem;
            margin-bottom: 1rem;
            color: #2c241e;
            border-bottom: 2px solid #e8e3dc;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin-top: 2rem;
            margin-bottom: 0.7rem;
            color: #3d322b;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
            color: #4d3f36;
        }
        p {
            margin-bottom: 1.2rem;
            word-wrap: break-word;
        }
        .lead {
            font-size: 1.2rem;
            color: #3d322b;
            font-weight: 400;
            margin-bottom: 1.8rem;
            background: #f5f2ed;
            padding: 1.2rem 1.5rem;
            border-radius: 10px;
            border-left: 4px solid #b85c2a;
        }
        .feature-img {
            border-radius: 14px;
            margin: 1.8rem 0 2rem;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
            width: 100%;
            object-fit: cover;
        }
        .highlight {
            background: #faf0e6;
            padding: 0.1rem 0.4rem;
            border-radius: 4px;
            font-weight: 600;
            color: #7a3d1a;
        }
        .emoji-lg {
            font-size: 1.6rem;
            vertical-align: middle;
            margin-right: 0.3rem;
        }
        .blockquote {
            background: #f5f2ed;
            border-left: 5px solid #b85c2a;
            padding: 1.2rem 1.8rem;
            margin: 1.8rem 0;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #2c241e;
        }
        .blockquote cite {
            display: block;
            margin-top: 0.6rem;
            font-style: normal;
            font-weight: 600;
            color: #7a3d1a;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 1.8rem 0;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 1.5rem;
            margin: 1.8rem 0;
        }
        .card {
            background: #faf8f6;
            border-radius: 12px;
            padding: 1.5rem;
            border: 1px solid #e8e3dc;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .card:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
        }
        .card i {
            color: #b85c2a;
            font-size: 1.8rem;
            margin-bottom: 0.6rem;
        }
        .card h4 {
            margin-top: 0.2rem;
        }
        .tip-list {
            list-style: none;
            padding: 0;
        }
        .tip-list li {
            padding: 0.5rem 0 0.5rem 2rem;
            position: relative;
            border-bottom: 1px solid #eee;
        }
        .tip-list li::before {
            content: "✦";
            color: #b85c2a;
            font-weight: 700;
            position: absolute;
            left: 0;
            top: 0.5rem;
        }
        .stat-badge {
            display: inline-block;
            background: #1a1a1a;
            color: #f5f2ed;
            padding: 0.2rem 0.9rem;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .search-section {
            background: #1a1a1a;
            padding: 2rem 2rem;
            border-radius: 14px;
            margin: 2.5rem 0 1.5rem;
            color: #f5f2ed;
        }
        .search-section h3 {
            color: #d4a373;
            margin-top: 0;
        }
        .search-form {
            display: flex;
            gap: 0.6rem;
            flex-wrap: wrap;
            margin-top: 0.8rem;
        }
        .search-form input {
            flex: 1 1 220px;
            padding: 0.8rem 1.2rem;
            border: none;
            border-radius: 40px;
            font-size: 1rem;
            background: #2c241e;
            color: #f5f2ed;
            outline: 2px solid transparent;
            transition: outline 0.2s;
        }
        .search-form input:focus {
            outline: 2px solid #b85c2a;
        }
        .search-form input::placeholder {
            color: #999;
        }
        .search-form button {
            padding: 0.8rem 2rem;
            border: none;
            border-radius: 40px;
            background: #b85c2a;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #d4a373;
            transform: scale(1.02);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2.5rem 0;
        }
        .feedback-card {
            background: #faf8f6;
            border-radius: 14px;
            padding: 1.8rem;
            border: 1px solid #e0d8d0;
        }
        .feedback-card h3 {
            margin-top: 0;
            color: #2c241e;
            border-bottom: 2px solid #e8e3dc;
            padding-bottom: 0.5rem;
        }
        .feedback-card label {
            display: block;
            font-weight: 600;
            margin: 0.8rem 0 0.3rem;
            color: #3d322b;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 1px solid #d5cdc4;
            border-radius: 8px;
            font-size: 1rem;
            background: #fff;
            transition: border 0.2s;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #b85c2a;
            outline: none;
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card .btn-submit {
            background: #b85c2a;
            color: #fff;
            border: none;
            padding: 0.7rem 1.8rem;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s;
            margin-top: 0.8rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .feedback-card .btn-submit:hover {
            background: #7a3d1a;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.15rem;
            margin: 0.4rem 0 0.8rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #ccc;
            cursor: pointer;
            transition: color 0.15s;
            padding: 0 0.1rem;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #e8a838;
        }
        .site-footer {
            background: #1a1a1a;
            color: #ccc;
            padding: 2.5rem 0 1.5rem;
            margin-top: 2.5rem;
            border-top: 4px solid #b85c2a;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
        }
        friend-link {
            display: block;
            font-style: normal;
        }
        friend-link a {
            color: #d4a373;
            display: inline-block;
            padding: 0.2rem 0;
        }
        friend-link a:hover {
            color: #f5f2ed;
        }
        .footer-copy {
            text-align: center;
            margin-top: 2rem;
            padding-top: 1.2rem;
            border-top: 1px solid #333;
            font-size: 0.85rem;
            color: #888;
        }
        .footer-copy strong {
            color: #bbb;
        }
        @media (max-width: 992px) {
            .grid-2 {
                grid-template-columns: 1fr;
            }
            .grid-3 {
                grid-template-columns: 1fr 1fr;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2rem;
            }
            .main-content .container {
                padding: 1.5rem 1.2rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #2c241e;
                padding: 1rem 1.2rem;
                border-radius: 0 0 12px 12px;
                margin-top: 0.5rem;
                gap: 0.6rem;
            }
            .nav-menu.show {
                display: flex;
            }
            .nav-menu li a {
                font-size: 1.05rem;
                padding: 0.4rem 0;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .grid-3 {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 1.7rem;
                padding-left: 0.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .lead {
                font-size: 1rem;
                padding: 1rem;
            }
            .search-section {
                padding: 1.5rem 1.2rem;
            }
            .search-form input {
                flex: 1 1 100%;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .feedback-card {
                padding: 1.2rem;
            }
            .star-rating label {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 1rem;
            }
            .main-content .container {
                padding: 1rem 0.8rem;
            }
            h1 {
                font-size: 1.4rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
        }
        .text-muted {
            color: #888;
            font-size: 0.9rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.5rem;
        }
        .last-updated {
            font-size: 0.85rem;
            color: #888;
            text-align: right;
            margin-top: 2rem;
            padding-top: 1rem;
            border-top: 1px solid #e8e3dc;
        }
        .last-updated i {
            margin-right: 0.3rem;
        }