:root {
            --primary: #d71921;
            --dark: #121218;
            --accent: #ffcc00;
            --soft-bg: #f7f8fa;
            --text: #2a2a35;
            --line: #e4e6eb;
            --radius: 18px;
            --shadow: 0 8px 24px rgba(0, 0, 0, .08);
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            font: 16px/1.75 "Segoe UI", "Helvetica Neue", system-ui, sans-serif;
            color: var(--text);
            background: #fff;
            background-image: linear-gradient(180deg, #fafafa 0%, #fff 250px);
        }
        a { color: var(--primary); text-decoration: none; }
        a:hover { text-decoration: underline; }
        img { max-width: 100%; height: auto; border-radius: var(--radius); }
        .container { max-width: 1140px; margin-inline: auto; padding-inline: 20px; }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #111;
            color: #fff;
            box-shadow: 0 4px 20px rgba(0, 0, 0, .2);
        }
        .header-box {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            flex-wrap: wrap;
            max-width: 1300px;
            margin-inline: auto;
            padding: 12px 24px;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 900;
            letter-spacing: .5px;
            background: linear-gradient(120deg, #fff, #ffcc00);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
            text-decoration: none;
            text-transform: uppercase;
        }
        .my-logo span {
            font-size: .7rem;
            display: block;
            color: #aaa;
            font-weight: 400;
            letter-spacing: 1.5px;
            background: none;
            -webkit-background-clip: unset;
            color: #aaa;
            background: none;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 4px;
            flex-wrap: wrap;
        }
        .nav-list a {
            color: #ddd;
            padding: 9px 15px;
            border-radius: 999px;
            font-size: .93rem;
            font-weight: 500;
            transition: .25s;
        }
        .nav-list a:hover { background: rgba(255, 255, 255, .15); color: var(--accent); }
        .menu-toggle {
            display: none;
            background: none;
            border: 0;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
        }
        .breadcrumb {
            background: #f1f3f6;
            padding: 10px 0;
            border-bottom: 1px solid var(--line);
            font-size: .86rem;
        }
        .breadcrumb .container { display: flex; flex-wrap: wrap; gap: 6px; }
        .breadcrumb i { font-size: .75rem; color: #777; }
        main { padding: 44px 0 70px; }
        .article-grid {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 300px;
            gap: 48px;
        }
        .article-body {
            line-height: 1.9;
            font-size: 1.03rem;
        }
        h1 {
            font-size: clamp(1.9rem, 4vw, 3.2rem);
            line-height: 1.25;
            font-weight: 850;
            margin-bottom: 12px;
            letter-spacing: -.5px;
        }
        h2 {
            font-size: 2rem;
            margin: 52px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid var(--primary);
            display: inline-block;
            font-weight: 800;
            letter-spacing: -.3px;
        }
        h3 {
            font-size: 1.38rem;
            margin: 34px 0 12px;
            font-weight: 700;
            color: #1d1d26;
        }
        h4 {
            font-size: 1.12rem;
            margin: 25px 0 8px;
            font-weight: 700;
            color: #333;
        }
        p { margin-bottom: 18px; }
        .lead {
            font-size: 1.17rem;
            color: #222;
            font-weight: 400;
        }
        .shoutbox {
            background: #101010;
            color: #fff;
            border-radius: var(--radius);
            padding: 28px 30px;
            margin: 32px 0;
            position: relative;
            overflow: hidden;
        }
        .shoutbox i { color: var(--accent); margin-right: 12px; }
        .shoutbox h3 { color: var(--accent); margin: 0 0 8px; }
        .feature-card {
            background: var(--soft-bg);
            border-left: 5px solid var(--primary);
            padding: 18px 22px;
            border-radius: 12px;
            margin: 24px 0;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 16px;
            margin: 22px 0;
        }
        .info-pill {
            background: #ebedf0;
            padding: 14px 18px;
            border-radius: 999px;
            color: #222;
            font-weight: 400;
            text-align: center;
            font-size: .9rem;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: .95rem;
        }
        th, td {
            border: 1px solid var(--line);
            padding: 10px 12px;
            text-align: left;
        }
        th { background: #f4f4f8; }
        .code-block {
            background: #181820;
            color: #fff;
            border-radius: 14px;
            padding: 18px 22px;
            font-family: monospace;
            font-size: .9rem;
            overflow-x: auto;
            margin: 22px 0;
        }
        ul, ol { margin: 0 0 20px 24px; }
        li { margin-bottom: 8px; }
        .side-card {
            background: #fff;
            border-radius: 18px;
            padding: 24px;
            border: 1px solid var(--line);
            box-shadow: var(--shadow);
            margin-bottom: 22px;
        }
        .side-card h3 { margin: 0 0 13px; font-size: 1.2rem; border-left: 4px solid var(--primary); padding-left: 10px; }
        .side-card ul { list-style: none; margin-left: 0; }
        .side-card ul li { margin-bottom: 10px; }
        .side-card ul li::before { content: "\f106"; font-family: "Font Awesome 6 Free"; font-weight: 900; margin-right: 8px; color: var(--primary); font-size: .8rem; }
        .rate-wrap {
            background: linear-gradient(90deg, #f8f8f8, #fff);
            border: 1px dashed #ccc;
            border-radius: 16px;
            padding: 18px;
            margin: 26px 0;
        }
        .rate-btn {
            background: var(--accent);
            color: #111;
            border: none;
            font-weight: 700;
            padding: 10px 20px;
            border-radius: 999px;
            cursor: pointer;
            font-size: .95rem;
            margin-right: 8px;
        }
        .rate-btn:hover { background: #ffd966; }
        .comment-box {
            background: #fff;
            padding: 18px;
            border: 1px solid var(--line);
            border-radius: 14px;
            margin-top: 14px;
        }
        .comment-box textarea {
            min-height: 90px;
        }
        .comment-box input, .comment-box textarea {
            width: 100%;
            border: 1px solid var(--line);
            border-radius: 10px;
            padding: 12px 14px;
            font: inherit;
            margin-top: 8px;
        }
        footer {
            background: var(--dark);
            color: #bbb;
            padding: 50px 0 30px;
            margin-top: 70px;
        }
        footer .container {
            display: grid;
            gap: 26px;
        }
        friend-link {
            display: block;
            padding: 18px 0;
            border-top: 1px solid rgba(255, 255, 255, .1);
            border-bottom: 1px solid rgba(255, 255, 255, .1);
            margin: 20px 0;
            font-size: .98rem;
        }
        friend-link a {
            color: var(--accent);
        }
        .foot-bottom {
            border-top: 1px solid rgba(255, 255, 255, .12);
            padding-top: 18px;
            text-align: center;
            font-size: .9rem;
            color: #aab;
        }
        .searchbar {
            display: flex;
            gap: 0;
            margin: 14px 0;
        }
        .searchbar input {
            flex: 1;
            min-width: 0;
            border: 1px solid #ccc;
            border-right: none;
            padding: 14px 18px;
            border-radius: 999px 0 0 999px;
            font: inherit;
        }
        .searchbar button {
            border: none;
            background: var(--primary);
            color: white;
            border-radius: 0 999px 999px 0;
            padding: 0 26px;
            font-size: 1rem;
            cursor: pointer;
        }
        .faq-item { border-bottom: 1px solid var(--line); padding: 10px 0; }
        .faq-item summary { cursor: pointer; font-weight: 600; }
        blockquote {
            margin: 20px 0;
            padding: 16px 22px;
            background: #fffbf2;
            border-left: 5px solid var(--accent);
            border-radius: 0 14px 14px 0;
            color: #37373f;
        }
        @media (max-width: 900px) {
            .article-grid { grid-template-columns: 1fr; }
            .menu-toggle { display: block; }
            .nav-list {
                display: none;
                width: 100%;
                flex-direction: column;
                padding-bottom: 12px;
            }
            .site-header.open .nav-list { display: flex; }
            .header-box { padding: 10px 20px; }
        }
        @media (max-width: 576px) {
            h2 { font-size: 1.55rem; }
            h3 { font-size: 1.2rem; }
            .my-logo { font-size: 1.4rem; }
        }