*,
        *::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', Arial, sans-serif;
            background: #f7f5f0;
            color: #1e2a3a;
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #c44536;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus {
            color: #9a2e1f;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            color: #1a2a3a;
            margin-top: 1.5em;
            margin-bottom: 0.5em;
            font-weight: 700;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.4em;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 3px solid #c44536;
            padding-bottom: 0.2em;
        }
        h3 {
            font-size: 1.4rem;
            color: #2a3a4a;
        }
        h4 {
            font-size: 1.15rem;
            color: #3a4a5a;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.2em;
        }
        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a2a3a 0%, #2a3a4a 100%);
            color: #f7f5f0;
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 18px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #f2a65a, #c44536);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: none;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #f2a65a;
            font-size: 1.7rem;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        nav {
            display: flex;
            gap: 0.3rem 1.2rem;
            flex-wrap: wrap;
        }
        nav a {
            color: #e8e0d8;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.3rem 0.4rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
        }
        nav a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #f2a65a;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #f7f5f0;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            background: #ece8e0;
            padding: 0.5rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #d6cec4;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.6rem;
            padding-left: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #8a7a6a;
        }
        .breadcrumb a {
            color: #5a4a3a;
        }
        .breadcrumb .current {
            color: #c44536;
            font-weight: 600;
        }
        main {
            flex: 1;
            padding: 2rem 0 3rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 280px;
            gap: 2.5rem;
        }
        @media(max-width:820px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .sidebar {
            position: sticky;
            top: 90px;
            align-self: start;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            padding: 1.5rem 1.2rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            margin-bottom: 1.8rem;
            border: 1px solid #e8e0d8;
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            margin-top: 0;
            border-bottom: 2px solid #f2a65a;
            padding-bottom: 0.3rem;
            margin-bottom: 0.8rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding-left: 0;
        }
        .sidebar-card li {
            margin-bottom: 0.5rem;
            border-bottom: 1px dashed #ece8e0;
            padding-bottom: 0.5rem;
        }
        .sidebar-card li:last-child {
            border-bottom: none;
            margin-bottom: 0;
            padding-bottom: 0;
        }
        .sidebar-card a {
            font-weight: 500;
            font-size: 0.92rem;
        }
        .sidebar-card a i {
            margin-right: 0.3rem;
            font-size: 0.8rem;
            color: #c44536;
        }
        .search-box {
            display: flex;
            gap: 0.4rem;
            margin: 1.2rem 0 2rem;
        }
        .search-box input {
            flex: 1;
            padding: 0.7rem 1rem;
            border: 2px solid #d6cec4;
            border-radius: 30px;
            font-size: 1rem;
            background: #fff;
            transition: border 0.2s;
            outline: none;
        }
        .search-box input:focus {
            border-color: #c44536;
        }
        .search-box button {
            background: #c44536;
            color: #fff;
            border: none;
            border-radius: 30px;
            padding: 0.7rem 1.5rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .search-box button:hover {
            background: #9a2e1f;
        }
        .feature-image {
            margin: 2rem 0;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            background: #fff;
            padding: 0.6rem;
            border: 1px solid #e8e0d8;
        }
        .feature-image figcaption {
            text-align: center;
            font-size: 0.85rem;
            color: #6a7a8a;
            padding: 0.5rem 0 0.2rem;
            font-style: italic;
        }
        .feedback-section {
            background: #fff;
            border-radius: 20px;
            padding: 2rem 1.8rem;
            margin: 2.5rem 0;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.05);
            border: 1px solid #e8e0d8;
        }
        .feedback-section h2 {
            border-bottom-color: #f2a65a;
            margin-top: 0;
        }
        .comment-form textarea {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 2px solid #d6cec4;
            border-radius: 12px;
            font-size: 1rem;
            resize: vertical;
            min-height: 80px;
            font-family: inherit;
            transition: border 0.2s;
            outline: none;
        }
        .comment-form textarea:focus {
            border-color: #c44536;
        }
        .comment-form .form-row {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin-top: 0.8rem;
            align-items: center;
        }
        .comment-form input[type="text"] {
            flex: 1 1 180px;
            padding: 0.6rem 1rem;
            border: 2px solid #d6cec4;
            border-radius: 30px;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.2s;
        }
        .comment-form input[type="text"]:focus {
            border-color: #c44536;
        }
        .comment-form button {
            background: #1a2a3a;
            color: #fff;
            border: none;
            border-radius: 30px;
            padding: 0.6rem 1.8rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .comment-form button:hover {
            background: #2a3a4a;
        }
        .rating-stars {
            display: flex;
            flex-direction: row-reverse;
            gap: 0.2rem;
            font-size: 1.8rem;
            cursor: pointer;
            margin: 0.4rem 0 0.8rem;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            color: #d6cec4;
            transition: color 0.15s;
            cursor: pointer;
        }
        .rating-stars label:hover,
        .rating-stars label:hover~label,
        .rating-stars input:checked~label {
            color: #f2a65a;
        }
        .rating-stars label i {
            pointer-events: none;
        }
        footer {
            background: #1a2a3a;
            color: #c8c0b8;
            padding: 2.5rem 0 1.2rem;
            margin-top: 2rem;
            border-top: 4px solid #c44536;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 1.8rem 2rem;
            margin-bottom: 1.8rem;
        }
        footer h4 {
            color: #f2a65a;
            margin-top: 0;
            font-size: 1rem;
            border-bottom: 1px solid #3a4a5a;
            padding-bottom: 0.3rem;
        }
        footer ul {
            list-style: none;
            padding-left: 0;
        }
        footer li {
            margin-bottom: 0.3rem;
        }
        footer a {
            color: #b8b0a8;
            font-size: 0.9rem;
        }
        footer a:hover {
            color: #f2a65a;
        }
        .copyright {
            text-align: center;
            border-top: 1px solid #3a4a5a;
            padding-top: 1.2rem;
            font-size: 0.85rem;
            color: #8a7a6a;
        }
        .copyright strong {
            color: #c8c0b8;
        }
        friend-link {
            display: block;
            background: #2a3a4a;
            border-radius: 12px;
            padding: 1rem 1.4rem;
            margin-bottom: 1.2rem;
            font-size: 0.9rem;
            border: 1px solid #3a4a5a;
        }
        friend-link a {
            color: #f2a65a;
            font-weight: 500;
        }
        friend-link a:hover {
            color: #fff;
        }
        @media(max-width:768px) {
            .header-inner {
                flex-wrap: nowrap;
            }
            nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #1a2a3a;
                flex-direction: column;
                padding: 1rem 1.5rem 1.5rem;
                box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
                border-top: 2px solid #c44536;
                gap: 0.2rem;
            }
            nav a {
                padding: 0.5rem 0.6rem;
                border-bottom: 1px solid #2a3a4a;
            }
            nav a:last-child {
                border-bottom: none;
            }
            .hamburger {
                display: block;
            }
            #nav-toggle:checked~.nav-wrapper nav {
                display: flex;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .feedback-section {
                padding: 1.2rem 1rem;
            }
            .sidebar {
                position: static;
            }
            .content-grid {
                gap: 1.5rem;
            }
            .my-logo {
                font-size: 1.5rem;
            }
        }
        @media(max-width:480px) {
            .container {
                padding: 0 12px;
            }
            .search-box {
                flex-direction: column;
            }
            .search-box button {
                justify-content: center;
            }
            .rating-stars {
                font-size: 1.4rem;
            }
        }
        .text-muted {
            color: #6a7a8a;
            font-size: 0.9rem;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .badge {
            background: #f2a65a;
            color: #1a2a3a;
            padding: 0.15rem 0.7rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
        }
        .last-update {
            display: inline-block;
            background: #ece8e0;
            padding: 0.2rem 1rem;
            border-radius: 30px;
            font-size: 0.8rem;
            color: #5a4a3a;
        }
        .highlight {
            background: #fdf6e3;
            border-left: 4px solid #f2a65a;
            padding: 0.8rem 1.2rem;
            border-radius: 0 12px 12px 0;
            margin: 1.4rem 0;
        }