* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #f8f6f2;
            color: #2c2a28;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: #b8860b;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: #8b6508;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(145deg, #1e1b18 0%, #2a2520 100%);
            color: #f0e9e0;
            padding: 18px 0;
            border-bottom: 4px solid #b8860b;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px 20px;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: 2px;
            color: #f0e9e0;
            text-transform: uppercase;
            text-shadow: 0 2px 8px rgba(184, 134, 11, 0.3);
            transition: opacity 0.2s;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .my-logo span {
            color: #b8860b;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #b8860b;
            color: #f0e9e0;
            font-size: 1.5rem;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(184, 134, 11, 0.2);
        }
        nav {
            display: flex;
            align-items: center;
            gap: 8px 16px;
            flex-wrap: wrap;
        }
        nav a {
            color: #e0d6c8;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 6px 12px;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
            white-space: nowrap;
        }
        nav a:hover {
            background: rgba(184, 134, 11, 0.2);
            color: #f5e6c8;
            text-decoration: none;
        }
        nav a i {
            margin-right: 6px;
            color: #b8860b;
        }
        .breadcrumb {
            background: #efe9e1;
            padding: 12px 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #dcd4ca;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            align-items: center;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 10px;
            color: #8a7e72;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #6b5d4f;
        }
        .breadcrumb .current {
            color: #2c2a28;
            font-weight: 600;
        }
        main {
            flex: 1;
            padding: 40px 0 60px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-body h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: #1e1b18;
            margin-bottom: 10px;
            line-height: 1.2;
            border-left: 6px solid #b8860b;
            padding-left: 20px;
        }
        .article-body .subtitle {
            color: #6b5d4f;
            font-size: 1.1rem;
            margin-bottom: 24px;
            font-style: italic;
        }
        .article-body .last-updated {
            display: inline-block;
            background: #e8e0d6;
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            color: #4d4239;
            margin-bottom: 28px;
        }
        .article-body .last-updated i {
            margin-right: 6px;
            color: #b8860b;
        }
        .article-body h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: #1e1b18;
            margin: 48px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid #b8860b;
        }
        .article-body h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: #2f2a24;
            margin: 32px 0 12px;
        }
        .article-body h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #4d4239;
            margin: 24px 0 8px;
        }
        .article-body p {
            margin-bottom: 18px;
            font-size: 1.05rem;
        }
        .article-body ul,
        .article-body ol {
            margin: 16px 0 20px 24px;
        }
        .article-body li {
            margin-bottom: 8px;
            font-size: 1.02rem;
        }
        .article-body blockquote {
            border-left: 5px solid #b8860b;
            background: #f0ebe4;
            padding: 18px 24px;
            margin: 24px 0;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #3d352e;
        }
        .article-body blockquote strong {
            color: #1e1b18;
        }
        .article-body .feature-box {
            background: #f5f0e8;
            border-radius: 16px;
            padding: 24px 28px;
            margin: 28px 0;
            border: 1px solid #e2d8cc;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
        }
        .article-body .feature-box h4 {
            margin-top: 0;
        }
        .hero-img-wrap {
            margin: 30px 0 30px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
            background: #e8e0d6;
            position: relative;
        }
        .hero-img-wrap img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.4s ease;
        }
        .hero-img-wrap:hover img {
            transform: scale(1.01);
        }
        .hero-img-wrap figcaption {
            background: rgba(30, 27, 24, 0.85);
            color: #f0e9e0;
            padding: 12px 20px;
            font-size: 0.9rem;
            text-align: center;
        }
        .sidebar {
            background: #f5f0e8;
            border-radius: 20px;
            padding: 28px 24px;
            border: 1px solid #e2d8cc;
            position: sticky;
            top: 110px;
            max-height: calc(100vh - 140px);
            overflow-y: auto;
        }
        .sidebar h3 {
            font-size: 1.3rem;
            margin-bottom: 18px;
            color: #1e1b18;
            border-bottom: 2px solid #b8860b;
            padding-bottom: 10px;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
            margin: 0 0 24px;
        }
        .sidebar li {
            margin-bottom: 10px;
        }
        .sidebar a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 8px 12px;
            border-radius: 10px;
            background: #fff;
            border: 1px solid #e2d8cc;
            transition: background 0.2s, border-color 0.2s;
            font-size: 0.95rem;
            color: #2c2a28;
        }
        .sidebar a:hover {
            background: #f0e9e0;
            border-color: #b8860b;
            text-decoration: none;
            color: #1e1b18;
        }
        .sidebar a i {
            color: #b8860b;
            width: 20px;
            text-align: center;
        }
        .sidebar .search-box {
            display: flex;
            gap: 8px;
            margin-bottom: 24px;
        }
        .sidebar .search-box input {
            flex: 1;
            padding: 10px 14px;
            border: 2px solid #ddd4c8;
            border-radius: 30px;
            font-size: 0.95rem;
            background: #fff;
            outline: none;
            transition: border 0.2s;
        }
        .sidebar .search-box input:focus {
            border-color: #b8860b;
        }
        .sidebar .search-box button {
            background: #b8860b;
            color: #fff;
            border: none;
            border-radius: 30px;
            padding: 0 18px;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s;
        }
        .sidebar .search-box button:hover {
            background: #9e7409;
        }
        .feedback-section {
            margin-top: 50px;
            padding-top: 30px;
            border-top: 2px solid #e2d8cc;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }
        @media (max-width: 700px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
        }
        .feedback-card {
            background: #f5f0e8;
            border-radius: 16px;
            padding: 24px 28px;
            border: 1px solid #e2d8cc;
        }
        .feedback-card h3 {
            font-size: 1.3rem;
            margin-bottom: 16px;
            color: #1e1b18;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .feedback-card h3 i {
            color: #b8860b;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .feedback-card input,
        .feedback-card textarea {
            padding: 12px 16px;
            border: 2px solid #ddd4c8;
            border-radius: 12px;
            font-size: 0.95rem;
            background: #fff;
            font-family: inherit;
            outline: none;
            transition: border 0.2s;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus {
            border-color: #b8860b;
        }
        .feedback-card textarea {
            min-height: 90px;
            resize: vertical;
        }
        .feedback-card .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: #d4c8b8;
            cursor: pointer;
            direction: rtl;
        }
        .feedback-card .star-rating input {
            display: none;
        }
        .feedback-card .star-rating label {
            transition: color 0.2s;
            cursor: pointer;
        }
        .feedback-card .star-rating label:hover,
        .feedback-card .star-rating label:hover~label,
        .feedback-card .star-rating input:checked~label {
            color: #f5b342;
        }
        .feedback-card button {
            background: #b8860b;
            color: #fff;
            border: none;
            padding: 12px 20px;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            align-self: flex-start;
        }
        .feedback-card button:hover {
            background: #9e7409;
            transform: scale(1.02);
        }
        footer {
            background: #1e1b18;
            color: #c8bfb2;
            padding: 40px 0 30px;
            border-top: 4px solid #b8860b;
            margin-top: 30px;
        }
        footer .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 30px;
        }
        @media (max-width: 700px) {
            footer .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        footer h4 {
            color: #f0e9e0;
            font-size: 1.1rem;
            margin-bottom: 14px;
        }
        footer a {
            color: #c8bfb2;
        }
        footer a:hover {
            color: #f5e6c8;
        }
        footer .copyright {
            grid-column: 1 / -1;
            text-align: center;
            padding-top: 24px;
            border-top: 1px solid #3d352e;
            margin-top: 20px;
            font-size: 0.9rem;
            color: #8a7e72;
        }
        friend-link {
            display: block;
            margin-top: 6px;
        }
        friend-link a {
            display: inline-block;
            margin-right: 20px;
            padding: 4px 0;
        }
        .footer-links ul {
            list-style: none;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding-top: 12px;
                gap: 4px;
            }
            nav.open {
                display: flex;
            }
            nav a {
                padding: 10px 14px;
                border-radius: 8px;
                background: rgba(255, 255, 255, 0.05);
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .article-body h1 {
                font-size: 1.8rem;
                padding-left: 14px;
            }
            .article-body h2 {
                font-size: 1.5rem;
            }
            .article-body h3 {
                font-size: 1.2rem;
            }
            .sidebar {
                position: static;
                max-height: none;
            }
            .content-grid {
                gap: 24px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            .article-body h1 {
                font-size: 1.5rem;
            }
            .feedback-card {
                padding: 18px;
            }
        }
        .text-highlight {
            background: linear-gradient(to right, #f5e6c8, #f0dbb0);
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 600;
        }
        .badge {
            display: inline-block;
            background: #b8860b;
            color: #fff;
            padding: 2px 12px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 24px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        }
        th,
        td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid #e2d8cc;
        }
        th {
            background: #1e1b18;
            color: #f0e9e0;
            font-weight: 600;
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: #f8f3ec;
        }
        .emoji-big {
            font-size: 1.4rem;
        }
        .glow-btn {
            background: #b8860b;
            color: #fff;
            border: none;
            padding: 10px 28px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.25s;
            box-shadow: 0 4px 14px rgba(184, 134, 11, 0.3);
            display: inline-block;
        }
        .glow-btn:hover {
            background: #9e7409;
            box-shadow: 0 6px 24px rgba(184, 134, 11, 0.4);
            transform: translateY(-2px);
            text-decoration: none;
            color: #fff;
        }