*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            background: #f8f9fc;
            color: #1a1a2e;
            line-height: 1.7;
            font-size: 16px;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #0d1b2a;
            margin-bottom: 0.5em;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 1.8rem;
            border-left: 5px solid #e63946;
            padding-left: 1rem;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
        }
        h3 {
            font-size: 1.35rem;
            margin-top: 1.8rem;
            color: #1d3557;
        }
        h4 {
            font-size: 1.1rem;
            margin-top: 1.2rem;
            color: #457b9d;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.2rem;
            color: #2b2d42;
        }
        strong,
        b {
            color: #0d1b2a;
            font-weight: 700;
        }
        a {
            color: #e63946;
            text-decoration: none;
            transition: color 0.2s, border-bottom 0.2s;
            border-bottom: 1px solid transparent;
        }
        a:hover,
        a:focus-visible {
            color: #b71c1c;
            border-bottom-color: #b71c1c;
        }
        a:focus-visible {
            outline: 2px solid #e63946;
            outline-offset: 2px;
            border-radius: 2px;
        }
        ul,
        ol {
            margin: 0 0 1.5rem 1.5rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        hr {
            border: none;
            border-top: 2px solid #e2e8f0;
            margin: 2.5rem 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #0d1b2a 0%, #1b2a3e 100%);
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
            border-bottom: 3px solid #e63946;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0.2rem 0;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            background: linear-gradient(135deg, #fdf0d5, #f4a261);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: none;
            border-bottom: none !important;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #f4a261;
            font-size: 1.6rem;
        }
        .my-logo:hover {
            opacity: 0.9;
            border-bottom: none;
        }
        .my-logo small {
            font-size: 0.7rem;
            -webkit-text-fill-color: #a8dadc;
            font-weight: 400;
            letter-spacing: 0.08em;
            display: block;
            font-size: 0.55rem;
            text-transform: none;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }
        .main-nav a {
            color: #f1faee;
            font-weight: 500;
            font-size: 0.9rem;
            padding: 0.5rem 0.8rem;
            border-radius: 6px;
            border-bottom: none;
            transition: background 0.25s, color 0.25s;
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a:focus-visible {
            background: rgba(230, 57, 70, 0.55);
            color: #fff;
            border-bottom: none;
        }
        .main-nav a.active {
            background: rgba(230, 57, 70, 0.3);
            color: #f4a261;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #f1faee;
            font-size: 1.7rem;
            cursor: pointer;
            padding: 0.2rem 0.5rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .hamburger:focus-visible {
            outline: 2px solid #f4a261;
            outline-offset: 2px;
        }
        .breadcrumb {
            background: #edf2f7;
            padding: 0.7rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #e2e8f0;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #94a3b8;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #1d3557;
            border-bottom: none;
        }
        .breadcrumb a:hover {
            color: #e63946;
            border-bottom: 1px solid #e63946;
        }
        .breadcrumb [aria-current="page"] {
            color: #64748b;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, #0d1b2a 0%, #1b2a3e 70%, #2a3f54 100%);
            padding: 3rem 0 3.5rem;
            color: #f1faee;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: "🎲💰🏆";
            position: absolute;
            bottom: -20px;
            right: -10px;
            font-size: 10rem;
            opacity: 0.06;
            pointer-events: none;
            transform: rotate(-8deg);
        }
        .hero h1 {
            color: #fdf0d5;
            font-size: 2.8rem;
            margin-bottom: 0.5rem;
            text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
        }
        .hero p {
            color: #a8dadc;
            font-size: 1.2rem;
            max-width: 750px;
            margin: 0 auto 1.8rem;
        }
        .hero .last-updated {
            display: inline-block;
            background: rgba(230, 57, 70, 0.25);
            padding: 0.3rem 1.2rem;
            border-radius: 30px;
            font-size: 0.85rem;
            color: #f4a261;
            font-weight: 600;
            backdrop-filter: blur(4px);
            border: 1px solid rgba(244, 162, 97, 0.2);
        }
        .search-section {
            background: #fff;
            padding: 1.8rem 0;
            border-bottom: 1px solid #e2e8f0;
        }
        .search-form {
            display: flex;
            gap: 0.6rem;
            max-width: 650px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .search-form input {
            flex: 1;
            min-width: 200px;
            padding: 0.8rem 1.2rem;
            border: 2px solid #e2e8f0;
            border-radius: 30px;
            font-size: 1rem;
            background: #f8f9fc;
            transition: border-color 0.3s, box-shadow 0.3s;
        }
        .search-form input:focus {
            border-color: #e63946;
            box-shadow: 0 0 0 4px rgba(230, 57, 70, 0.15);
            outline: none;
        }
        .search-form button {
            padding: 0.8rem 1.8rem;
            background: #e63946;
            color: #fff;
            border: none;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #b71c1c;
            transform: scale(1.02);
        }
        .search-form button:focus-visible {
            outline: 3px solid #f4a261;
            outline-offset: 2px;
        }
        .content-area {
            padding: 2.5rem 0 3rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        .content-main {
            min-width: 0;
        }
        .content-sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .card {
            background: #fff;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.05);
            margin-bottom: 2rem;
            border: 1px solid rgba(226, 232, 240, 0.6);
            transition: box-shadow 0.3s, transform 0.2s;
        }
        .card:hover {
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.08);
        }
        .featured-image {
            margin: 1.8rem 0;
            border-radius: 14px;
            overflow: hidden;
            background: #edf2f7;
        }
        .featured-image img {
            width: 100%;
            height: auto;
            display: block;
        }
        .featured-image figcaption {
            padding: 0.6rem 1.2rem;
            font-size: 0.85rem;
            color: #64748b;
            background: #f1f5f9;
            font-style: italic;
        }
        .code-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1rem;
            margin: 1.5rem 0;
        }
        .code-item {
            background: #f1f5f9;
            padding: 1rem 1.2rem;
            border-radius: 10px;
            border-left: 4px solid #e63946;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
            transition: background 0.2s, transform 0.15s;
        }
        .code-item:hover {
            background: #e8edf5;
            transform: translateY(-2px);
        }
        .code-item .code {
            font-family: 'Courier New', monospace;
            font-weight: 700;
            font-size: 1.05rem;
            color: #0d1b2a;
            background: #fff;
            padding: 0.2rem 0.8rem;
            border-radius: 6px;
            border: 1px dashed #94a3b8;
        }
        .code-item .badge {
            background: #e63946;
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 0.2rem 0.7rem;
            border-radius: 20px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .code-item .badge.new {
            background: #2a9d8f;
        }
        .code-item .badge.expiring {
            background: #f4a261;
        }
        .sidebar-widget {
            background: #fff;
            border-radius: 16px;
            padding: 1.5rem 1.5rem;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.05);
            margin-bottom: 1.8rem;
            border: 1px solid rgba(226, 232, 240, 0.6);
        }
        .sidebar-widget h3 {
            font-size: 1.1rem;
            margin-top: 0;
            margin-bottom: 0.8rem;
            border-bottom: 2px solid #e63946;
            padding-bottom: 0.4rem;
        }
        .sidebar-widget ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .sidebar-widget li {
            margin-bottom: 0.4rem;
        }
        .sidebar-widget a {
            display: block;
            padding: 0.3rem 0;
            border-bottom: 1px solid #f1f5f9;
            font-size: 0.9rem;
        }
        .sidebar-widget a:hover {
            padding-left: 0.3rem;
            border-bottom-color: #e63946;
        }
        .comment-box,
        .rating-box {
            background: #fff;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.05);
            margin-bottom: 2rem;
            border: 1px solid rgba(226, 232, 240, 0.6);
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 2px solid #e2e8f0;
            border-radius: 10px;
            font-size: 0.95rem;
            font-family: inherit;
            transition: border-color 0.3s;
            background: #fafbfc;
            margin-bottom: 0.8rem;
        }
        .comment-form textarea:focus,
        .comment-form input:focus {
            border-color: #e63946;
            outline: none;
            box-shadow: 0 0 0 4px rgba(230, 57, 70, 0.1);
        }
        .comment-form button,
        .rating-form button {
            background: #e63946;
            color: #fff;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
        }
        .comment-form button:hover,
        .rating-form button:hover {
            background: #b71c1c;
            transform: scale(1.02);
        }
        .rating-stars {
            display: flex;
            gap: 0.2rem;
            font-size: 1.8rem;
            color: #d1d5db;
            cursor: pointer;
            margin: 0.5rem 0 1rem;
            flex-wrap: wrap;
        }
        .rating-stars i {
            transition: color 0.2s, transform 0.15s;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #f4a261;
            transform: scale(1.1);
        }
        .rating-stars i.active {
            color: #f4a261;
        }
        friend-link {
            display: block;
            background: #0d1b2a;
            color: #f1faee;
            padding: 2rem 0;
            margin-top: 2rem;
            border-top: 4px solid #e63946;
        }
        friend-link .container {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem 2rem;
            justify-content: center;
        }
        friend-link a {
            color: #a8dadc;
            border-bottom: 1px solid transparent;
            font-size: 0.9rem;
            padding: 0.2rem 0;
        }
        friend-link a:hover {
            color: #f4a261;
            border-bottom-color: #f4a261;
        }
        friend-link .friend-label {
            width: 100%;
            text-align: center;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.15em;
            color: #64748b;
            margin-bottom: 0.3rem;
            font-weight: 600;
        }
        .site-footer {
            background: #0a1520;
            color: #94a3b8;
            padding: 1.5rem 0;
            text-align: center;
            font-size: 0.85rem;
            border-top: 1px solid #1e2d3d;
        }
        .site-footer .copyright {
            color: #64748b;
        }
        .site-footer a {
            color: #a8dadc;
            border-bottom: none;
        }
        .site-footer a:hover {
            color: #f4a261;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .content-sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .sidebar-widget {
                margin-bottom: 0;
            }
            h1 {
                font-size: 2rem;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #0d1b2a;
                padding: 0.8rem 0 1.2rem;
                border-top: 1px solid #1e2d3d;
                margin-top: 0.6rem;
                gap: 0.1rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.6rem 1rem;
                width: 100%;
                text-align: left;
                border-radius: 0;
            }
            .main-nav a:hover {
                background: rgba(230, 57, 70, 0.25);
            }
            .header-inner {
                align-items: center;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            h2 {
                font-size: 1.4rem;
                padding-left: 0.7rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .card {
                padding: 1.2rem 1.2rem;
            }
            .code-list {
                grid-template-columns: 1fr;
            }
            .content-sidebar {
                grid-template-columns: 1fr;
            }
            .search-form input {
                min-width: 150px;
            }
            .rating-stars {
                font-size: 1.5rem;
            }
            .comment-box,
            .rating-box {
                padding: 1.2rem 1.2rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo small {
                font-size: 0.45rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            h1 {
                font-size: 1.6rem;
            }
            .hero h1 {
                font-size: 1.5rem;
            }
            .hero {
                padding: 2rem 0 2.5rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
            .code-item {
                flex-direction: column;
                align-items: flex-start;
            }
            .search-form button {
                padding: 0.7rem 1.2rem;
                font-size: 0.9rem;
            }
            .search-form input {
                font-size: 0.9rem;
                padding: 0.6rem 1rem;
            }
            friend-link .container {
                gap: 0.6rem 1.2rem;
            }
        }
        .skip-link {
            position: absolute;
            top: -100%;
            left: 0;
            background: #e63946;
            color: #fff;
            padding: 0.5rem 1.2rem;
            z-index: 10000;
            border-radius: 0 0 8px 0;
            font-weight: 600;
        }
        .skip-link:focus {
            top: 0;
        }
        :focus-visible {
            outline: 2px solid #e63946;
            outline-offset: 2px;
        }
        .main-nav,
        .card,
        .code-item,
        .sidebar-widget a,
        .rating-stars i {
            transition: all 0.25s ease;
        }
        @media print {
            .site-header,
            .search-section,
            .breadcrumb,
            .comment-box,
            .rating-box,
            .sidebar-widget,
            .hamburger,
            friend-link,
            .site-footer {
                display: none !important;
            }
            .content-grid {
                display: block;
            }
            .hero {
                background: #fff;
                color: #000;
                padding: 1rem 0;
            }
            .hero h1 {
                color: #000;
            }
            .hero p {
                color: #333;
            }
            body {
                font-size: 12pt;
                line-height: 1.5;
            }
            .card {
                box-shadow: none;
                border: 1px solid #ddd;
                break-inside: avoid;
            }
        }