*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #0c0b14;
            color: #e8e6f0;
            line-height: 1.7;
            padding: 0 16px;
            max-width: 1280px;
            margin: 0 auto;
        }
        a {
            color: #f5c542;
            text-decoration: none;
            transition: color 0.25s ease, transform 0.25s ease;
        }
        a:hover,
        a:focus-visible {
            color: #ffdd77;
            transform: translateY(-1px);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 16px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.7);
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: #f0edf5;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }
        h1 {
            font-size: 2.8rem;
            background: linear-gradient(135deg, #f5c542, #f09b3c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-top: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            border-left: 6px solid #f5c542;
            padding-left: 1rem;
            color: #f5c542;
        }
        h3 {
            font-size: 1.5rem;
            color: #d4c9e8;
        }
        h4 {
            font-size: 1.2rem;
            color: #b8add4;
        }
        p {
            margin-bottom: 1.25rem;
            font-size: 1.05rem;
        }
        strong {
            color: #ffd966;
            font-weight: 700;
        }
        em {
            color: #c4b8e0;
            font-style: italic;
        }
        blockquote {
            border-left: 5px solid #f5c542;
            background: rgba(245, 197, 66, 0.08);
            padding: 1rem 1.75rem;
            margin: 1.5rem 0;
            border-radius: 0 16px 16px 0;
            font-style: italic;
            color: #d4c9e8;
        }
        hr {
            border: none;
            height: 2px;
            background: linear-gradient(90deg, #f5c542, transparent);
            margin: 2.5rem 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 4px;
        }
        header {
            padding: 20px 0 12px 0;
            border-bottom: 2px solid rgba(245, 197, 66, 0.2);
            position: sticky;
            top: 0;
            background: rgba(12, 11, 20, 0.96);
            backdrop-filter: blur(12px);
            z-index: 100;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px 20px;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            letter-spacing: 2px;
            background: linear-gradient(135deg, #f5c542, #d48a2c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-transform: uppercase;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: transform 0.3s ease;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
        }
        .my-logo i {
            -webkit-text-fill-color: initial;
            color: #f5c542;
            font-size: 1.8rem;
        }
        nav {
            display: flex;
            align-items: center;
            gap: 6px 18px;
            flex-wrap: wrap;
        }
        nav a {
            font-weight: 500;
            padding: 6px 12px;
            border-radius: 30px;
            font-size: 0.95rem;
            transition: background 0.3s, color 0.3s;
            color: #c4b8e0;
        }
        nav a:hover {
            background: rgba(245, 197, 66, 0.15);
            color: #f5c542;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: 2px solid #f5c542;
            color: #f5c542;
            font-size: 1.6rem;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.3s;
        }
        .hamburger:hover {
            background: rgba(245, 197, 66, 0.15);
        }
        .nav-links {
            display: flex;
            gap: 6px 18px;
            flex-wrap: wrap;
            align-items: center;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(12, 11, 20, 0.98);
                padding: 16px 0 12px 0;
                border-top: 1px solid rgba(245, 197, 66, 0.2);
                margin-top: 10px;
            }
            .nav-links.open {
                display: flex;
            }
            nav a {
                padding: 10px 16px;
                width: 100%;
                border-radius: 8px;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.25rem;
            }
            body {
                padding: 0 10px;
            }
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            font-size: 0.9rem;
            padding: 12px 0 6px 0;
            color: #8e85a6;
            list-style: none;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 10px;
            color: #f5c542;
        }
        .breadcrumb a {
            color: #b8add4;
        }
        .breadcrumb a:hover {
            color: #f5c542;
        }
        .breadcrumb .current {
            color: #f5c542;
            font-weight: 600;
        }
        .search-box {
            display: flex;
            gap: 8px;
            max-width: 480px;
            margin: 1.8rem 0 2rem 0;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 60px;
            padding: 4px 4px 4px 20px;
            border: 1px solid rgba(245, 197, 66, 0.25);
            transition: border 0.3s;
        }
        .search-box:focus-within {
            border-color: #f5c542;
        }
        .search-box input {
            flex: 1;
            background: transparent;
            border: none;
            padding: 12px 6px;
            font-size: 1rem;
            color: #f0edf5;
            outline: none;
        }
        .search-box input::placeholder {
            color: #8e85a6;
        }
        .search-box button {
            background: #f5c542;
            border: none;
            padding: 10px 24px;
            border-radius: 60px;
            font-weight: 700;
            color: #0c0b14;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
            font-size: 1rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-box button:hover {
            background: #ffdd77;
            transform: scale(1.02);
        }
        .featured-image {
            margin: 2rem 0 2.5rem 0;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
        }
        .featured-image img {
            width: 100%;
            max-height: 560px;
            object-fit: cover;
            border-radius: 20px;
        }
        .image-caption {
            text-align: center;
            font-size: 0.9rem;
            color: #8e85a6;
            margin-top: 8px;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin: 2rem 0;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin: 2rem 0;
        }
        .card {
            background: rgba(255, 255, 255, 0.04);
            border-radius: 20px;
            padding: 24px 20px;
            border: 1px solid rgba(245, 197, 66, 0.08);
            transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
        }
        .card:hover {
            transform: translateY(-6px);
            border-color: rgba(245, 197, 66, 0.3);
            box-shadow: 0 16px 40px rgba(245, 197, 66, 0.06);
        }
        .card i {
            font-size: 2rem;
            color: #f5c542;
            margin-bottom: 12px;
        }
        .card h3 {
            margin-top: 0.25rem;
            margin-bottom: 0.75rem;
        }
        .card p {
            font-size: 0.98rem;
            color: #c4b8e0;
        }
        @media (max-width: 768px) {
            .grid-2,
            .grid-3 {
                grid-template-columns: 1fr;
                gap: 18px;
            }
        }
        .interaction-area {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin: 2.5rem 0;
            padding: 28px 24px;
            background: rgba(255, 255, 255, 0.02);
            border-radius: 24px;
            border: 1px solid rgba(245, 197, 66, 0.1);
        }
        .interaction-area form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .interaction-area label {
            font-weight: 600;
            font-size: 1.05rem;
            color: #d4c9e8;
        }
        .interaction-area input,
        .interaction-area textarea,
        .interaction-area select {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(245, 197, 66, 0.2);
            border-radius: 12px;
            padding: 12px 16px;
            font-size: 1rem;
            color: #f0edf5;
            transition: border 0.3s;
            font-family: inherit;
        }
        .interaction-area input:focus,
        .interaction-area textarea:focus,
        .interaction-area select:focus {
            border-color: #f5c542;
            outline: none;
        }
        .interaction-area textarea {
            min-height: 100px;
            resize: vertical;
        }
        .interaction-area button {
            background: #f5c542;
            border: none;
            padding: 12px 28px;
            border-radius: 60px;
            font-weight: 700;
            color: #0c0b14;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
            font-size: 1rem;
            align-self: flex-start;
        }
        .interaction-area button:hover {
            background: #ffdd77;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            gap: 6px;
            justify-content: flex-end;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #4a4560;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5c542;
        }
        @media (max-width: 768px) {
            .interaction-area {
                grid-template-columns: 1fr;
                padding: 20px 16px;
            }
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 2rem 0;
            border-radius: 16px;
            overflow: hidden;
            background: rgba(255, 255, 255, 0.03);
        }
        .data-table th {
            background: rgba(245, 197, 66, 0.15);
            color: #f5c542;
            padding: 14px 18px;
            text-align: left;
            font-weight: 700;
        }
        .data-table td {
            padding: 12px 18px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            color: #c4b8e0;
        }
        .data-table tr:hover td {
            background: rgba(245, 197, 66, 0.04);
        }
        footer {
            margin-top: 4rem;
            padding: 32px 0 24px 0;
            border-top: 2px solid rgba(245, 197, 66, 0.15);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 28px;
        }
        .footer-grid h4 {
            color: #f5c542;
            margin-top: 0;
            font-size: 1.1rem;
        }
        .footer-grid a {
            display: block;
            padding: 3px 0;
            font-size: 0.95rem;
            color: #b8add4;
        }
        .footer-grid a:hover {
            color: #f5c542;
        }
        friend-link {
            display: block;
            padding: 12px 0;
            font-size: 0.95rem;
        }
        friend-link a {
            color: #b8add4;
            margin: 0 10px 0 0;
        }
        friend-link a:hover {
            color: #f5c542;
        }
        .copyright {
            text-align: center;
            color: #6a6280;
            font-size: 0.9rem;
            padding-top: 18px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        .badge {
            display: inline-block;
            background: rgba(245, 197, 66, 0.15);
            color: #f5c542;
            padding: 2px 14px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-right: 6px;
        }
        .last-updated {
            font-size: 0.9rem;
            color: #8e85a6;
            text-align: right;
            margin-top: -0.5rem;
            margin-bottom: 1.5rem;
        }
        .last-updated i {
            margin-right: 6px;
        }
        .toc {
            background: rgba(255, 255, 255, 0.03);
            border-radius: 20px;
            padding: 24px 28px;
            margin: 2rem 0;
            border: 1px solid rgba(245, 197, 66, 0.1);
        }
        .toc ol {
            columns: 2;
            column-gap: 32px;
            padding-left: 1.2rem;
        }
        .toc li {
            padding: 4px 0;
            break-inside: avoid;
        }
        @media (max-width: 768px) {
            .toc ol {
                columns: 1;
            }
        }
        .skip-link {
            position: absolute;
            top: -100px;
            left: 16px;
            background: #f5c542;
            color: #0c0b14;
            padding: 12px 24px;
            border-radius: 0 0 12px 12px;
            font-weight: 700;
            z-index: 200;
            transition: top 0.3s;
        }
        .skip-link:focus {
            top: 0;
        }
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #0c0b14;
        }
        ::-webkit-scrollbar-thumb {
            background: #3a3550;
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #5a5570;
        }
        ::selection {
            background: #f5c542;
            color: #0c0b14;
        }