*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #faf8f5;
            color: #2c2c2c;
            line-height: 1.7;
            padding: 0 0 2rem 0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #d46a2a;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: #a84d1a;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin-bottom: 1.2rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        header {
            background: linear-gradient(145deg, #1e2b3a 0%, #2c3e4f 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #f7d44a;
            text-shadow: 0 2px 8px rgba(247, 212, 74, 0.3);
            transition: transform 0.2s;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            font-size: 2rem;
            color: #f7a83a;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
            color: #f7d44a;
        }
        .my-logo small {
            font-size: 0.65rem;
            font-weight: 400;
            color: #bcd4e6;
            margin-left: 0.3rem;
            letter-spacing: 0.5px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.3rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        nav {
            display: flex;
            align-items: center;
            gap: 0.2rem;
        }
        nav a {
            color: #e8edf2;
            padding: 0.5rem 1rem;
            border-radius: 30px;
            font-size: 0.92rem;
            font-weight: 500;
            transition: background 0.25s, color 0.25s;
            white-space: nowrap;
        }
        nav a:hover {
            background: rgba(247, 212, 74, 0.18);
            color: #f7d44a;
            text-decoration: none;
        }
        nav a i {
            margin-right: 0.3rem;
        }
        .breadcrumb {
            background: #f0ebe4;
            padding: 0.6rem 0;
            font-size: 0.88rem;
            border-bottom: 1px solid #e0d8cf;
        }
        .breadcrumb .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.3rem;
        }
        .breadcrumb a {
            color: #7a6a5a;
        }
        .breadcrumb a:hover {
            color: #d46a2a;
        }
        .breadcrumb span {
            color: #a09080;
            margin: 0 0.2rem;
        }
        .breadcrumb .current {
            color: #2c2c2c;
            font-weight: 600;
        }
        main {
            flex: 1;
            padding: 2rem 0 1rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        .article-body h1 {
            font-size: 2.6rem;
            line-height: 1.2;
            margin-bottom: 0.5rem;
            color: #1e2b3a;
            font-weight: 800;
        }
        .article-body h1 i {
            color: #f7a83a;
            margin-right: 0.4rem;
        }
        .article-body .subtitle {
            font-size: 1.1rem;
            color: #6a5a4a;
            margin-bottom: 1.8rem;
            border-left: 4px solid #f7a83a;
            padding-left: 1rem;
        }
        .article-body h2 {
            font-size: 1.9rem;
            margin: 2.4rem 0 1rem 0;
            color: #1e2b3a;
            border-bottom: 3px solid #f7d44a;
            padding-bottom: 0.4rem;
            display: inline-block;
        }
        .article-body h3 {
            font-size: 1.4rem;
            margin: 1.8rem 0 0.7rem 0;
            color: #2c3e4f;
        }
        .article-body h4 {
            font-size: 1.15rem;
            margin: 1.2rem 0 0.5rem 0;
            color: #3d4f5f;
            font-weight: 600;
        }
        .article-body p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .article-body .highlight-box {
            background: #f7f2ea;
            border-left: 5px solid #f7a83a;
            padding: 1.2rem 1.6rem;
            margin: 1.6rem 0;
            border-radius: 0 12px 12px 0;
        }
        .article-body .highlight-box strong {
            color: #a84d1a;
        }
        .article-body .emoji-big {
            font-size: 1.3rem;
        }
        .featured-image {
            margin: 2rem 0 1.8rem;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
            background: #e8e0d8;
        }
        .featured-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 16/9;
            transition: transform 0.4s ease;
        }
        .featured-image:hover img {
            transform: scale(1.01);
        }
        .featured-image figcaption {
            padding: 0.6rem 1.2rem;
            font-size: 0.9rem;
            color: #5a4a3a;
            background: #f5f0ea;
            font-style: italic;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            padding: 1.4rem 1.2rem;
            margin-bottom: 1.8rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            border: 1px solid #ede8e0;
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            margin-bottom: 0.8rem;
            color: #1e2b3a;
            border-bottom: 2px solid #f7d44a;
            padding-bottom: 0.3rem;
            display: inline-block;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card ul li {
            padding: 0.4rem 0;
            border-bottom: 1px dashed #e8e0d8;
        }
        .sidebar-card ul li a {
            font-weight: 500;
        }
        .sidebar-card ul li a:hover {
            padding-left: 0.3rem;
        }
        .search-form {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0 1.8rem;
        }
        .search-form input {
            flex: 1;
            padding: 0.7rem 1.2rem;
            border: 2px solid #ddd6ce;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border 0.3s;
            background: #fff;
        }
        .search-form input:focus {
            border-color: #f7a83a;
        }
        .search-form button {
            background: #f7a83a;
            border: none;
            color: #fff;
            padding: 0 1.6rem;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .search-form button:hover {
            background: #d46a2a;
            transform: scale(1.02);
        }
        .feedback-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 2.4rem 0 1.8rem;
            background: #f5f0ea;
            border-radius: 20px;
            padding: 1.8rem 2rem;
        }
        .feedback-card {
            background: #fff;
            border-radius: 14px;
            padding: 1.4rem 1.6rem;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .feedback-card h3 {
            font-size: 1.2rem;
            margin-bottom: 0.8rem;
            color: #1e2b3a;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .feedback-card h3 i {
            color: #f7a83a;
        }
        .feedback-card textarea,
        .feedback-card input[type="text"],
        .feedback-card select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #ddd6ce;
            border-radius: 10px;
            font-size: 0.95rem;
            font-family: inherit;
            outline: none;
            transition: border 0.3s;
            margin-bottom: 0.7rem;
            background: #fcfaf8;
        }
        .feedback-card textarea:focus,
        .feedback-card input:focus,
        .feedback-card select:focus {
            border-color: #f7a83a;
        }
        .feedback-card textarea {
            min-height: 90px;
            resize: vertical;
        }
        .feedback-card button {
            background: #1e2b3a;
            color: #fff;
            border: none;
            padding: 0.65rem 1.6rem;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .feedback-card button:hover {
            background: #2c3e4f;
            transform: scale(1.02);
        }
        .feedback-card .rating-stars {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            color: #ddd6ce;
            cursor: pointer;
            margin-bottom: 0.6rem;
        }
        .feedback-card .rating-stars i.active {
            color: #f7a83a;
        }
        .feedback-card .rating-stars i:hover {
            color: #f7c44a;
        }
        footer {
            background: #1e2b3a;
            color: #cddae5;
            padding: 2rem 0 1.2rem;
            margin-top: 2.5rem;
            border-top: 4px solid #f7d44a;
        }
        footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        footer h4 {
            color: #f7d44a;
            font-size: 1.1rem;
            margin-bottom: 0.8rem;
        }
        footer a {
            color: #bcd4e6;
        }
        footer a:hover {
            color: #f7d44a;
            text-decoration: underline;
        }
        footer .copyright {
            grid-column: 1 / -1;
            border-top: 1px solid #3a4a5a;
            padding-top: 1.2rem;
            margin-top: 1rem;
            text-align: center;
            font-size: 0.88rem;
            color: #8a9aaa;
        }
        footer .copyright strong {
            color: #f7d44a;
        }
        friend-link {
            display: block;
            padding: 0.3rem 0;
        }
        friend-link a {
            display: inline-block;
            margin-right: 1.2rem;
            padding: 0.2rem 0;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            footer .container {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #1e2b3a;
                padding: 0.8rem 0 1.2rem;
                border-top: 1px solid #3a4a5a;
                margin-top: 0.6rem;
                gap: 0;
            }
            nav.open {
                display: flex;
            }
            nav a {
                padding: 0.6rem 1.2rem;
                border-radius: 0;
                width: 100%;
                border-bottom: 1px solid #2a3a4a;
            }
            nav a:last-child {
                border-bottom: none;
            }
            .header-inner {
                align-items: center;
            }
            .article-body h1 {
                font-size: 1.9rem;
            }
            .article-body h2 {
                font-size: 1.5rem;
            }
            .article-body h3 {
                font-size: 1.2rem;
            }
            .feedback-section {
                grid-template-columns: 1fr;
                padding: 1.2rem;
            }
            footer .container {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo i {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .article-body h1 {
                font-size: 1.6rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                padding: 0.7rem 1.2rem;
                justify-content: center;
            }
            .feedback-card .rating-stars {
                font-size: 1.4rem;
            }
        }
        .last-updated {
            display: inline-block;
            background: #f0ebe4;
            padding: 0.3rem 1rem;
            border-radius: 30px;
            font-size: 0.85rem;
            color: #6a5a4a;
            margin-bottom: 1.2rem;
        }
        .last-updated i {
            margin-right: 0.3rem;
            color: #f7a83a;
        }
        .text-muted {
            color: #7a6a5a;
            font-size: 0.92rem;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .gap-1 {
            gap: 0.5rem;
        }
        .flex {
            display: flex;
            align-items: center;
        }
        .flex-wrap {
            flex-wrap: wrap;
        }