*,
        *::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: #0b0e14;
            color: #e8edf3;
            line-height: 1.75;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #f0b429;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover,
        a:focus-visible {
            color: #ffd966;
            text-decoration: underline;
            outline: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin: 1rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: #f5f7fa;
            margin-top: 2rem;
            margin-bottom: 1rem;
        }
        h1 {
            font-size: 2.4rem;
            border-bottom: 3px solid #f0b429;
            padding-bottom: 0.6rem;
            margin-top: 0.5rem;
        }
        h2 {
            font-size: 1.8rem;
            border-left: 5px solid #f0b429;
            padding-left: 1rem;
            margin-top: 2.8rem;
        }
        h3 {
            font-size: 1.4rem;
            color: #f0d78b;
            margin-top: 2.2rem;
        }
        h4 {
            font-size: 1.15rem;
            color: #cbd5e1;
            margin-top: 1.6rem;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.2rem;
            color: #d1d9e6;
        }
        strong,
        b {
            color: #f5f7fa;
            font-weight: 700;
        }
        em {
            color: #f0b429;
        }
        hr {
            border: none;
            height: 2px;
            background: linear-gradient(90deg, #f0b42920, #f0b429, #f0b42920);
            margin: 2.5rem 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: #131a24;
            border-bottom: 2px solid #2a3a4a;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(6px);
            background-color: rgba(13, 18, 26, 0.96);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem 1.5rem;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #f0b429, #f7d96a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            -webkit-text-fill-color: initial;
            color: #f0b429;
            font-size: 1.5rem;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            -webkit-text-fill-color: initial;
            color: #94a3b8;
            letter-spacing: 0.3px;
            margin-left: 0.3rem;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 0.5rem 1.2rem;
            flex-wrap: wrap;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 0.2rem 1rem;
            flex-wrap: wrap;
            padding: 0;
            margin: 0;
        }
        .nav-list a {
            padding: 0.4rem 0.6rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: #cbd5e1;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
        }
        .nav-list a:hover,
        .nav-list a.active {
            background: #2a3a4a;
            color: #f0b429;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: 2px solid #f0b429;
            color: #f0b429;
            font-size: 1.6rem;
            padding: 0.3rem 0.8rem;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.2s;
            line-height: 1;
        }
        .hamburger:hover {
            background: #f0b42920;
        }
        .hamburger i {
            pointer-events: none;
        }
        .breadcrumb {
            background: #1a2430;
            padding: 0.6rem 1.2rem;
            border-radius: 10px;
            margin: 1.2rem 0 1.8rem;
            font-size: 0.9rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.4rem 0.8rem;
        }
        .breadcrumb a {
            color: #94a3b8;
        }
        .breadcrumb a:hover {
            color: #f0b429;
        }
        .breadcrumb span.sep {
            color: #4a5a6a;
            font-weight: 300;
        }
        .breadcrumb .current {
            color: #f0b429;
            font-weight: 600;
        }
        .search-box {
            background: #1a2430;
            border-radius: 40px;
            padding: 0.25rem 0.25rem 0.25rem 1.2rem;
            display: flex;
            align-items: center;
            border: 1px solid #2a3a4a;
            transition: border 0.3s;
            max-width: 340px;
            margin: 1.2rem 0 2rem;
        }
        .search-box:focus-within {
            border-color: #f0b429;
            box-shadow: 0 0 0 3px #f0b42920;
        }
        .search-box input {
            background: transparent;
            border: none;
            color: #e8edf3;
            padding: 0.6rem 0;
            flex: 1;
            font-size: 0.95rem;
            outline: none;
            min-width: 0;
        }
        .search-box input::placeholder {
            color: #6a7a8a;
        }
        .search-box button {
            background: #f0b429;
            border: none;
            color: #0b0e14;
            padding: 0.6rem 1.2rem;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.9rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.1s;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .search-box button:hover {
            background: #ffd966;
            transform: scale(1.02);
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2rem 2.5rem;
            margin: 1.5rem 0 3rem;
        }
        .article-content {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
            background: #131a24;
            border-radius: 16px;
            padding: 1.5rem 1.2rem;
            border: 1px solid #2a3a4a;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0.5rem;
            margin-bottom: 1rem;
            border-bottom: 2px solid #2a3a4a;
            padding-bottom: 0.5rem;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar li {
            margin-bottom: 0.6rem;
        }
        .sidebar a {
            display: block;
            padding: 0.4rem 0.6rem;
            border-radius: 6px;
            font-size: 0.95rem;
            background: #1a2430;
            border-left: 3px solid transparent;
            transition: 0.2s;
        }
        .sidebar a:hover {
            background: #243040;
            border-left-color: #f0b429;
            text-decoration: none;
        }
        .featured-img {
            margin: 2rem 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.6);
            background: #1a2430;
            padding: 0.5rem;
        }
        .featured-img img {
            border-radius: 12px;
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: #2a3a4a;
        }
        .featured-img figcaption {
            padding: 0.6rem 0.4rem 0.2rem;
            font-size: 0.85rem;
            color: #94a3b8;
            text-align: center;
            font-style: italic;
        }
        .interaction-panel {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem 2rem;
            margin: 2.5rem 0 1.5rem;
            padding: 2rem 1.5rem;
            background: #131a24;
            border-radius: 16px;
            border: 1px solid #2a3a4a;
        }
        .interaction-panel h3 {
            margin-top: 0;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .interaction-panel form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .interaction-panel input,
        .interaction-panel textarea,
        .interaction-panel select {
            background: #1a2430;
            border: 1px solid #2a3a4a;
            border-radius: 10px;
            padding: 0.7rem 1rem;
            color: #e8edf3;
            font-size: 0.95rem;
            transition: border 0.3s;
            font-family: inherit;
        }
        .interaction-panel input:focus,
        .interaction-panel textarea:focus,
        .interaction-panel select:focus {
            border-color: #f0b429;
            outline: none;
            box-shadow: 0 0 0 3px #f0b42920;
        }
        .interaction-panel textarea {
            min-height: 80px;
            resize: vertical;
        }
        .interaction-panel button {
            background: #f0b429;
            border: none;
            color: #0b0e14;
            padding: 0.7rem 1.5rem;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.1s;
            align-self: flex-start;
        }
        .interaction-panel button:hover {
            background: #ffd966;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            gap: 0.25rem;
            direction: rtl;
            justify-content: flex-end;
            font-size: 1.6rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #4a5a6a;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f0b429;
        }
        .site-footer {
            margin-top: 3rem;
            background: #0d141e;
            border-top: 2px solid #2a3a4a;
            padding: 2rem 0 1.5rem;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
            align-items: start;
        }
        .footer-inner h4 {
            margin-top: 0;
            font-size: 1.1rem;
            color: #f0b429;
        }
        .footer-inner ul {
            list-style: none;
            padding: 0;
            margin: 0.5rem 0;
        }
        .footer-inner li {
            margin-bottom: 0.4rem;
        }
        .footer-inner a {
            color: #94a3b8;
            font-size: 0.9rem;
        }
        .footer-inner a:hover {
            color: #f0b429;
        }
        friend-link {
            display: block;
            margin-top: 0.8rem;
            padding: 0.8rem 1rem;
            background: #1a2430;
            border-radius: 10px;
            font-size: 0.9rem;
            border-left: 4px solid #f0b429;
        }
        friend-link a {
            display: inline-block;
            margin-right: 1.5rem;
            margin-bottom: 0.3rem;
        }
        .copyright {
            grid-column: 1 / -1;
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #1a2430;
            color: #6a7a8a;
            font-size: 0.85rem;
            margin-top: 1.5rem;
        }
        .copyright strong {
            color: #94a3b8;
        }
        .last-updated {
            display: inline-block;
            background: #1a2430;
            padding: 0.3rem 1rem;
            border-radius: 30px;
            font-size: 0.8rem;
            color: #94a3b8;
            margin: 0.5rem 0 1rem;
            border: 1px solid #2a3a4a;
        }
        @media (max-width: 992px) {
            .main-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                margin-top: 2rem;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-wrapper .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #131a24;
                padding: 0.8rem 0.5rem;
                border-radius: 12px;
                border: 1px solid #2a3a4a;
                margin-top: 0.5rem;
            }
            .nav-wrapper .nav-list.open {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .interaction-panel {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            .breadcrumb {
                font-size: 0.8rem;
                flex-wrap: wrap;
            }
            .search-box {
                max-width: 100%;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.8rem;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .my-logo small {
                font-size: 0.6rem;
            }
            h1 {
                font-size: 1.4rem;
            }
            .star-rating {
                font-size: 1.3rem;
            }
            .interaction-panel {
                padding: 1.2rem 0.8rem;
            }
        }
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #0b0e14;
        }
        ::-webkit-scrollbar-thumb {
            background: #2a3a4a;
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #3a4a5a;
        }
        .badge {
            display: inline-block;
            background: #f0b429;
            color: #0b0e14;
            padding: 0.15rem 0.8rem;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.75rem;
            letter-spacing: 0.3px;
            margin-left: 0.5rem;
        }
        .highlight-box {
            background: #1a2430;
            border-left: 6px solid #f0b429;
            padding: 1.2rem 1.5rem;
            border-radius: 0 12px 12px 0;
            margin: 1.5rem 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .emoji-lg {
            font-size: 1.4em;
            line-height: 1;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.5rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #131a24;
            border-radius: 12px;
            overflow: hidden;
        }
        th,
        td {
            padding: 0.7rem 1rem;
            text-align: left;
            border-bottom: 1px solid #2a3a4a;
        }
        th {
            background: #1a2430;
            color: #f0b429;
            font-weight: 700;
        }
        tr:last-child td {
            border-bottom: none;
        }