/* roulang page: index */
:root {
            --bg-warm: #F5F6F8;
            --bg-white: #FFFFFF;
            --ink: #16181D;
            --ink-soft: #2A2D33;
            --carbon: #444B54;
            --carbon-light: #6D737D;
            --gray-line: #E3E6EA;
            --gray-mist: #EFF1F4;
            --acid: #C8F135;
            --acid-dim: #DFF59A;
            --muted: #8A9099;
            --radius: 14px;
            --radius-sm: 8px;
            --radius-pill: 999px;
            --shadow-hover: 0 18px 40px rgba(0,0,0,.07);
            --shadow-card: 0 2px 8px rgba(0,0,0,.03);
            --sidebar-w: 272px;
            --speed: .25s;
        }
        html { scroll-behavior: smooth; }
        body { background: var(--bg-warm); color: var(--carbon); font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif; line-height: 1.8; font-size: 16px; -webkit-font-smoothing: antialiased; margin: 0; padding: 0; }
        h1,h2,h3,h4,h5,.font-display { font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif; font-weight: 800; color: var(--ink); }
        .font-cn-light { font-weight: 300; }
        .num, .num-font { font-family: "Rajdhani", "Oswald", "Arial Narrow", sans-serif; font-weight: 700; letter-spacing: .02em; }
        a { text-decoration: none; color: inherit; transition: all var(--speed) ease; }
        a:hover { color: var(--ink); }
        p { line-height: 1.85; color: var(--carbon); margin-bottom: 1rem; }
        img { max-width: 100%; border-radius: 8px; }
        .container { max-width: 1360px; padding-left: 20px; padding-right: 20px; margin-left: auto; margin-right: auto; width: 100%; }
        .container-wide { max-width: 1560px; margin-left: auto; margin-right: auto; padding-left: 24px; padding-right: 24px; width: 100%; }

        /* -- Layout -- */
        .page-shell { display: flex; min-height: 100vh; flex-direction: column; }
        .main-for-sidebar { margin-left: var(--sidebar-w); width: calc(100% - var(--sidebar-w)); }
        .site-main { flex: 1 0 auto; }
        .mobile-topbar { display: none; }
        @media (max-width: 991.98px) {
            .main-for-sidebar { margin-left: 0; width: 100%; }
            .app-sidebar { transform: translateX(-102%); }
            .app-sidebar.open { transform: translateX(0); box-shadow: 0 0 60px rgba(0,0,0,.35); }
            .mobile-topbar { display: flex; }
            body.side-open { overflow: hidden; }
        }

        /* -- App Sidebar Navigation -- */
        .app-sidebar { position: fixed; top: 0; left: 0; width: var(--sidebar-w); height: 100vh; height: 100dvh; background: var(--ink); color: #fff; z-index: 1040; display: flex; flex-direction: column; padding: 0; transition: transform .32s ease; overflow-y: auto; overflow-x: hidden; }
        .app-sidebar .brand-area { padding: 28px 22px 14px; border-bottom: 1px solid rgba(255,255,255,.08); }
        .brand-logo { display: flex; align-items: center; gap: 12px; }
        .logo-mark { width: 42px; height: 42px; flex: 0 0 42px; background: var(--acid); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: #111; }
        .logo-mark i { font-size: 22px; }
        .brand-word { display: flex; flex-direction: column; line-height: 1.2; }
        .brand-main { font-family: "Rajdhani", sans-serif; font-weight: 700; font-size: 24px; letter-spacing: .8px; color: #fff; text-transform: lowercase; }
        .brand-main .acid-word { color: var(--acid); }
        .brand-sub { font-size: 11px; color: rgba(255,255,255,.58); letter-spacing: 2px; margin-top: 3px; font-weight: 400; }
        .sidebar-section { padding: 18px 16px 6px; color: rgba(255,255,255,.38); font-size: 12px; letter-spacing: 1.5px; text-transform: uppercase; font-weight: 600; display: flex; align-items: center; gap: 10px; }
        .sidebar-section::before { content: ""; width: 6px; height: 6px; background: var(--acid); border-radius: 50%; }
        .sidebar-nav { padding: 4px 12px 12px; }
        .sidebar-nav ul { margin: 0; padding: 0; list-style: none; }
        .sidebar-nav .side-link { display: flex; align-items: center; gap: 12px; padding: 10px 16px; border-radius: 8px; font-size: 15px; color: #B9BFC7; transition: all .22s ease; position: relative; margin-bottom: 2px; font-weight: 500; }
        .sidebar-nav .side-link i { width: 20px; text-align: center; font-size: 16px; opacity: .85; }
        .sidebar-nav .side-link:hover { background: rgba(255,255,255,.07); color: #fff; text-decoration: none; }
        .sidebar-nav .side-link.active { background: transparent; color: #fff; font-weight: 650; }
        .sidebar-nav .side-link.active::before { content: ""; position: absolute; left: -12px; top: 20%; height: 60%; width: 4px; background: var(--acid); border-radius: 0 4px 4px 0; }
        .sidebar-nav .side-link.active i { color: var(--acid); }
        .side-badge { margin-left: auto; background: rgba(200, 241, 53, .18); color: var(--acid); font-size: 12px; padding: 1px 8px; border-radius: 50px; letter-spacing: 1px; font-family: "Rajdhani"; font-weight: 600; }
        .sidebar-footer { margin-top: auto; padding: 20px; border-top: 1px solid rgba(255,255,255,.08); text-align: center; }
        .badge-sea { display: inline-flex; align-items: center; gap: 6px; background: rgba(255,255,255,.08); border-radius: 50px; padding: 6px 14px; font-size: 12px; color: rgba(255,255,255,.7); letter-spacing: .5px; margin-bottom: 10px; font-weight: 500; }
        .badge-sea i { color: var(--acid); }
        .sidebar-footer .copyright { color: rgba(255,255,255,.35); font-size: 12px; letter-spacing: .5px; }
        .sidebar-close { display: none; position: absolute; top: 16px; right: 16px; background: rgba(255,255,255,.08); border: 0; width: 36px; height: 36px; border-radius: 50%; color: #fff; font-size: 18px; line-height: 1; }
        @media (max-width: 991.98px) {
            .app-sidebar { width: 288px; }
            .sidebar-close { display: flex; align-items: center; justify-content: center; }
        }

        /* -- Mobile Topbar -- */
        .mobile-topbar { height: 64px; background: var(--ink); align-items: center; justify-content: space-between; padding: 0 16px; position: sticky; top: 0; z-index: 1035; }
        .mb-logo { display: flex; align-items: center; gap: 10px; color: #fff; font-size: 18px; font-family: "Rajdhani"; font-weight: 700; letter-spacing: 1px; }
        .mb-logo .logo-mark-m { background: var(--acid); width: 30px; height: 30px; border-radius: 7px; display: flex; align-items: center; justify-content: center; color: #111; font-size: 17px; }
        .nav-trigger { background: transparent; border: 1px solid rgba(255,255,255,.25); width: 40px; height: 40px; border-radius: 8px; color: #fff; font-size: 18px; display: flex; align-items: center; justify-content: center; }
        .overlay-side { position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 1030; opacity: 0; visibility: hidden; transition: all .3s ease; }
        .overlay-side.show { opacity: 1; visibility: visible; }
        @media (min-width: 992px) { .overlay-side { display: none; } }

        /* -- Base Section -- */
        .section { padding-top: 70px; padding-bottom: 70px; }
        .section-sm { padding-top: 48px; padding-bottom: 48px; }
        .section-header { margin-bottom: 38px; }
        .section-kicker { display: inline-flex; align-items: center; gap: 8px; text-transform: uppercase; letter-spacing: .18em; font-size: 12px; font-weight: 600; color: var(--ink); margin-bottom: 10px; font-family: "Rajdhani", sans-serif; }
        .section-kicker::before { content: ""; width: 22px; height: 2px; background: var(--acid); display: inline-block; }
        .section-title { font-size: clamp(1.5rem, 2.2rem, 2.1rem); line-height: 1.35; margin-bottom: 6px; letter-spacing: .01em; color: var(--ink); font-weight: 800; }
        .section-lead { font-size: 17px; color: var(--carbon); max-width: 640px; }
        .section-lead-center { margin-left: auto; margin-right: auto; text-align: center; }
        .section-header-center { text-align: center; margin-bottom: 38px; }
        .section-kicker-center::before { display: none; }
        .section-kicker-center::after { content: ""; width: 22px; height: 2px; background: var(--acid); display: inline-block; }

        /* -- Buttons -- */
        .btn { border-radius: 6px; font-weight: 600; height: 48px; padding: 0 26px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid transparent; font-size: 15px; letter-spacing: .3px; transition: all .22s ease; }
        .btn-acid { background: var(--acid); color: #111; border-color: var(--acid); }
        .btn-acid:hover { background: #d9fb64; border-color: #d9fb64; color: #111; transform: translateY(-2px); box-shadow: 0 12px 24px rgba(200, 241, 53, .25); }
        .btn-ink { background: var(--ink); color: #fff; border-color: var(--ink); }
        .btn-ink:hover { background: var(--acid); border-color: var(--acid); color: #111; transform: translateY(-2px); box-shadow: 0 12px 24px rgba(0,0,0,.14); }
        .btn-outline { background: transparent; border: 1px solid #D8DDE3; color: var(--ink); }
        .btn-outline:hover { border-color: var(--ink); background: transparent; color: var(--ink); transform: translateY(-2px); box-shadow: 0 8px 18px rgba(0,0,0,.05); }
        .btn-white-outline { background: transparent; border: 1px solid rgba(255,255,255,.4); color: #fff; }
        .btn-white-outline:hover { background: rgba(255,255,255,.1); border-color: #fff; color: #fff; }
        .btn-lg { height: 52px; padding: 0 32px; }
        .btn-link { height: auto; padding: 0; color: var(--ink); font-weight: 600; }

        /* -- Hero Section (home) -- */
        .hero-section { position: relative; padding: 80px 0 90px; overflow: hidden; }
        .hero-wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 34px; }
        .hero-copy { flex: 0 0 calc(50% - 17px); max-width: calc(50% - 17px); }
        .hero-visual { flex: 0 0 calc(50% - 17px); max-width: calc(50% - 17px); position: relative; }
        .hero-kicker { font-size: 12px; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; color: var(--ink); background: rgba(200,241,53,.25); display: inline-block; padding: 6px 16px; border-radius: 100px; margin-bottom: 20px; }
        .hero-h1 { font-size: clamp(2.4rem, 4.1rem, 4rem); line-height: 1.22; letter-spacing: -0.01em; font-weight: 900; color: var(--ink); margin-bottom: 20px; }
        .hero-h1 .hl-acid { color: var(--ink); border-bottom: 5px solid var(--acid); display: inline-block; }
        .hero-h1 .hl-underline { position: relative; white-space: nowrap; }
        .hero-lead { font-size: 17px; line-height: 1.9; margin-bottom: 30px; color: var(--carbon); max-width: 520px; }
        .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 24px; }
        .hero-trust { display: flex; flex-wrap: wrap; gap: 18px; font-size: 13px; color: var(--carbon-light); align-items: center; }
        .hero-trust span i { color: var(--ink); margin-right: 5px; font-size: 15px; }
        .hero-visual-inner { background: var(--ink); border-radius: 24px; overflow: hidden; position: relative; }
        .hero-visual-inner img { width: 100%; height: 100%; object-fit: cover; display: block; opacity: .9; }
        .hero-img { background: url("/assets/images/coverpic/cover-1.webp") center / cover no-repeat; height: 440px; position: relative; display: flex; align-items: flex-end; }
        .hero-img-caption { width: 100%; padding: 18px 20px; background: rgba(22,24,29,.5); backdrop-filter: blur(6px); color: #fff; font-size: 13px; letter-spacing: 1px; }
        .hero-mini-cards { position: absolute; right: -10px; top: 22px; display: flex; flex-direction: column; gap: 10px; }
        .hero-mini-card { background: #fff; border-radius: 10px; padding: 10px 16px; box-shadow: 0 10px 20px rgba(0,0,0,.1); font-size: 13px; font-weight: 600; color: var(--ink); display: flex; align-items: center; gap: 9px; border-left: 3px solid var(--acid); }
        .hero-mini-card i { color: var(--ink); font-size: 16px; }
        @media (max-width: 991.98px) {
            .hero-wrap { flex-direction: column; }
            .hero-copy { flex: 0 0 100%; max-width: 100%; }
            .hero-visual { flex: 0 0 100%; max-width: 100%; }
            .hero-img { height: 340px; }
            .hero-mini-cards { position: relative; right: 0; top: 0; flex-direction: row; flex-wrap: wrap; margin-top: 12px; }
        }
        @media (max-width: 560px) {
            .hero-section { padding: 50px 0 55px; }
            .hero-h1 { font-size: 2rem; }
        }

        /* -- Comparison Table -- */
        .compare-section { padding-top: 70px; padding-bottom: 70px; }
        .compare-cards { display: flex; gap: 24px; flex-wrap: wrap; align-items: stretch; }
        .compare-col { flex: 1 1 340px; background: #fff; border: 1px solid var(--gray-line); border-radius: var(--radius); overflow: hidden; position: relative; }
        .compare-col.is-right { border-top: 3px solid var(--acid); }
        .compare-col.is-right::after { content: "官方推荐"; position: absolute; top: 12px; right: 14px; background: var(--acid); color: #111; font-size: 11px; font-weight: 700; padding: 3px 10px; border-radius: 50px; letter-spacing: .5px; }
        .compare-title { background: var(--gray-mist); padding: 16px 22px; font-weight: 700; color: var(--ink); font-size: 17px; border-bottom: 1px solid var(--gray-line); }
        .is-right .compare-title { background: transparent; }
        .compare-row-list { padding: 8px 0; }
        .compare-row { display: flex; align-items: center; gap: 12px; padding: 14px 22px; border-top: 1px solid #F1F2F4; min-height: 54px; }
        .compare-row:hover { background: #FAFCF1; }
        .compare-row .c-icon { width: 24px; text-align: center; color: var(--carbon-light); font-size: 15px; }
        .is-right .compare-row .c-icon { color: var(--ink); }
        .c-text { font-size: 15px; flex: 1; }
        .c-status { font-size: 12px; color: var(--carbon-light); min-width: 96px; text-align: right; }
        .compare-highlight .c-status { color: #111; font-weight: 600; }
        .compare-highlight .c-status i { color: #88b622; margin-right: 4px; }

        /* -- Vertical rail list -- */
        .rail-cards { display: flex; flex-direction: column; gap: 14px; }
        .rail-item { display: flex; align-items: stretch; background: #fff; border: 1px solid #eaecf0; border-radius: 12px; overflow: hidden; transition: all .26s ease; position: relative; }
        .rail-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--acid); }
        .rail-item .rail-num { font-family: "Rajdhani"; font-weight: 800; font-size: 150px; line-height: .8; color: transparent; -webkit-text-stroke: 1px #d9dde3; white-space: nowrap; position: relative; margin-left: 14px; }
        .rail-item-body { padding: 22px 28px; flex: 1; position: relative; }
        .rail-arrow { position: absolute; right: -14px; top: 50%; transform: translateY(-50%); background: var(--acid); width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #111; font-size: 13px; z-index: 2; }
        .rail-title { font-size: 22px; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
        .rail-sub { font-size: 14px; color: var(--carbon-light); }
        @media (max-width: 768px) {
            .rail-item { flex-direction: column; }
            .rail-num { font-size: 80px; margin: 8px 0 0 0; }
            .rail-arrow { display: none; }
        }

        /* -- Content Cards / Showcase -- */
        .content-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
        .show-card { background: #fff; border: 1px solid #eaecf0; border-radius: 14px; overflow: hidden; transition: all .3s ease; }
        .show-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); border-color: var(--acid); }
        .show-card:hover .card-thumb img { transform: scale(1.04); }
        .card-thumb { position: relative; overflow: hidden; aspect-ratio: 16/10; background: #eee; }
        .card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: all .5s ease; }
        .card-badge { position: absolute; top: 12px; left: 12px; background: rgba(22,24,29,.76); color: #fff; font-size: 12px; padding: 4px 12px; border-radius: 50px; backdrop-filter: blur(4px); letter-spacing: .3px; }
        .card-badge-acid { background: var(--acid); color: #111; }
        .show-card-body { padding: 20px 22px; }
        .show-card-title { font-size: 17px; font-weight: 700; color: var(--ink); margin-bottom: 10px; line-height: 1.5; display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
        .show-card-title i { color: var(--muted); font-size: 13px; margin-top: 6px; opacity: .8; }
        .show-card-text { font-size: 14px; color: var(--carbon-light); margin-bottom: 14px; line-height: 1.75; }
        .show-card-link { display: inline-flex; align-items: center; gap: 5px; font-size: 13px; font-weight: 600; color: var(--ink); border-bottom: 2px solid var(--acid); padding-bottom: 1px; }
        .show-card-link i { font-size: 12px; transition: transform .2s; }
        .show-card-link:hover i { transform: translateX(4px); }
        .card-image-wrap { border: 1px solid #e9ebee; background: #fafbfc; border-radius: 14px; overflow: hidden; }
        @media (max-width: 768px) {
            .content-gallery { grid-template-columns: repeat(2, 1fr); gap: 14px; }
        }
        @media (max-width: 550px) {
            .content-gallery { grid-template-columns: 1fr; }
        }

        /* -- CMS Listing -- */
        .cms-list-wrap { border: 1px solid #e9ebee; border-radius: 14px; background: #fff; margin-bottom: 30px; }
        .cms-list-header { padding: 22px 24px; border-bottom: 1px solid #efeef0; display: flex; align-items: center; gap: 16px; }
        .cms-list-header h2 { margin: 0; font-size: 24px; display: flex; align-items: center; }
        .cms-list-header .live-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--acid); margin-right: 10px; box-shadow: 0 0 0 4px rgba(200,241,53,.2); }
        .cms-list { display: flex; flex-direction: column; }
        .cms-item { display: flex; align-items: center; padding: 18px 24px; border-bottom: 1px solid #F2F3F5; gap: 18px; transition: all .2s ease; flex-wrap: nowrap; }
        .cms-item:last-child { border-bottom: 0; }
        .cms-item:hover { background: #FAFCF2; box-shadow: inset 3px 0 var(--acid); }
        .cms-date-block { flex: 0 0 88px; background: #fff; border: 1px solid #eef0f3; border-radius: 10px; text-align: center; padding: 8px 6px; transition: all .2s ease; }
        .cms-item:hover .cms-date-block { background: var(--acid); border-color: var(--acid); }
        .cms-day { font-size: 28px; font-weight: 800; font-family: "Rajdhani", sans-serif; line-height: 1; color: var(--ink); }
        .cms-month { font-size: 12px; color: var(--muted); text-transform: uppercase; }
        .cms-item:hover .cms-month, .cms-item:hover .cms-day { color: #111; }
        .cms-info { flex: 1; min-width: 0; }
        .cms-info h3 { font-size: 17px; margin: 0 0 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-weight: 700; }
        .cms-info .cms-excerpt { font-size: 13px; color: var(--carbon-light); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
        .cms-meta { display: flex; align-items: center; gap: 14px; font-size: 13px; color: var(--muted); margin-top: 4px; }
        .cms-meta i { margin-right: 3px; font-size: 12px; }
        .cms-tag { display: inline-block; background: var(--gray-mist); color: var(--ink); border-radius: 50px; padding: 3px 12px; font-size: 12px; font-weight: 500; }
        .cms-arrow { flex: 0 0 auto; font-size: 18px; color: var(--muted); transition: all .22s ease; margin-left: 8px; }
        .cms-item:hover .cms-arrow { color: var(--ink); transform: translateX(6px); }
        @media (max-width: 640px) {
            .cms-item { flex-wrap: wrap; padding: 14px 16px; }
            .cms-date-block { flex: 0 0 60px; padding: 4px; }
            .cms-day { font-size: 24px; }
            .cms-info h3 { font-size: 15px; white-space: normal; }
            .cms-info .cms-excerpt { white-space: normal; }
        }
        .cms-empty { border: 1px dashed #C9CECF; border-radius: 14px; text-align: center; padding: 30px; color: #9aa1a8; font-size: 14px; }
        .cms-empty i { font-size: 28px; margin-bottom: 8px; color: #bcc1c8; display: block; }

        /* FAQ Css */
        .faq-layout { max-width: 850px; margin: 0 auto; }
        .faq-item { background: #fff; border-bottom: 1px solid #ececf0; transition: all .3s ease; }
        .faq-item:first-child { border-top: 1px solid #ececf0; }
        .faq-q { display: flex; align-items: center; gap: 18px; padding: 22px 12px; cursor: pointer; background: transparent; border: 0; width: 100%; text-align: left; }
        .faq-q:hover { background: #FBFCF3; }
        .faq-q .q-ion { background: var(--ink); width: 28px; height: 28px; border-radius: 50%; color: #fff; font-weight: 800; font-size: 13px; display: flex; align-items: center; justify-content: center; flex: 0 0 28px; font-family: "Rajdhani"; }
        .faq-q .q-text { flex: 1; font-size: 17px; font-weight: 600; color: var(--ink); }
        .faq-q .toggle-icon { width: 26px; height: 26px; display: flex; align-items: center; justify-content: center; font-size: 20px; color: var(--carbon-light); transition: transform .3s ease; }
        .faq-item.open .toggle-icon { transform: rotate(45deg); }
        .faq-a { padding: 2px 20px 22px 58px; font-size: 15px; color: var(--carbon); display: none; }
        .faq-item.open .faq-a { display: block; }

        /* CTA bottom */
        .cta-footer-block { background: #121212; color: #fff; border-radius: 24px; padding: 54px 55px; text-align: center; position: relative; overflow: hidden; }
        .cta-footer-block::before { content: ""; position: absolute; width: 500px; height: 500px; border: 1px solid rgba(255,255,255,.06); border-radius: 50%; top: -250px; right: -100px; pointer-events: none; }
        .cta-footer-block::after { content: ""; position: absolute; width: 600px; height: 600px; border: 1px solid rgba(255,255,255,.04); border-radius: 50%; bottom: -400px; left: -160px; pointer-events: none; }
        .cta-title { font-size: clamp(1.8rem, 4vw, 3rem); color: #fff; font-weight: 800; letter-spacing: .01em; margin-bottom: 16px; position: relative; z-index: 2; }
        .cta-title .dot-acid { color: var(--acid); }
        .cta-subs { color: rgba(255,255,255,.6); font-size: 17px; margin-bottom: 32px; position: relative; z-index: 2; }
        .cta-btns { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; margin-bottom: 26px; position: relative; z-index: 2; }
        .lead-form-inline { display: flex; max-width: 460px; margin: 0 auto; gap: 10px; position: relative; z-index: 2; }
        .lead-form-inline input { flex: 1; border-radius: 6px; height: 46px; border: 1px solid #fff; padding: 0 16px; border: 0; outline: none; background: #fff; font-size: 15px; }
        .lead-form-inline input::placeholder { color: #999; }
        .lead-form-inline button { height: 46px; }
        .cta-notice { margin-top: 18px; position: relative; z-index: 2; font-size: 12px; color: rgba(255,255,255,.4); letter-spacing: .5px; }
        @media (max-width: 640px) {
            .cta-footer-block { padding: 36px 22px; border-radius: 18px; }
            .lead-form-inline { flex-direction: column; gap: 12px; }
        }

        /* Footer */
        .site-footer { background: var(--ink); color: hsla(0,0%,100%,.55); margin-top: 80px; }
        .footer-main { padding-top: 70px; padding-bottom: 44px; display: grid; grid-template-columns: repeat(6, 1fr); gap: 30px; }
        .footer-brand-wrap { grid-column: span 2; }
        .footer-head { margin-bottom: 20px; display: flex; align-items: center; gap: 12px; }
        .footer-logo-mark { background: var(--acid); width: 38px; height: 38px; border-radius: 9px; display: flex; align-items: center; justify-content: center; font-size: 20px; color: #111; }
        .footer-brand-name { font-size: 20px; font-weight: 800; font-family: "Rajdhani"; color: #fff; text-transform: uppercase; letter-spacing: .5px; }
        .footer-about { font-size: 14px; color: hsla(0,0%,100%,.5); max-width: 300px; }
        .footer-social { margin-top: 20px; display: flex; gap: 8px; }
        .footer-social a { color: hsla(0,0%,100%,.7); background: rgba(255,255,255,.08); width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; border-radius: 50%; font-size: 15px; }
        .footer-social a:hover { background: var(--acid); color: #111; }
        .footer-col h4 { font-size: 14px; color: #fff; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; margin-bottom: 16px; }
        .footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
        .footer-col a { color: hsla(0,0%,100%,.45); font-size: 14px; }
        .footer-col a:hover { color: var(--acid); }
        .footer-divider { border-top: 1px solid #2b2e34; position: relative; }
        .footer-divider::after { content: ""; display: block; height: 4px; width: 120px; background: var(--acid); margin-top: -2px; }
        .footer-bottom { padding: 21px 0 24px; display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: hsla(0,0%,100%,.35); }
        .footer-bottom a { color: hsla(0,0%,100%,.35); margin-left: 10px; }
        .footer-bottom a:hover { color: var(--acid); }
        .footer-bottom .copyright i { color: var(--acid); }
        @media (max-width: 992px) {
            .footer-main { grid-template-columns: repeat(3, 1fr); }
            .footer-brand-wrap { grid-column: span 3; }
        }
        @media (max-width: 600px) {
            .footer-main { grid-template-columns: repeat(2, 1fr); gap: 24px; }
            .footer-brand-wrap { grid-column: span 2; }
            .footer-bottom { flex-direction: column; align-items: flex-start; gap: 10px; }
        }

        /* Section misc */
        .bg-white-card { background: #fff; border: 1px solid #eceef0; border-radius: 18px; }
        .text-muted-sm { color: var(--carbon-light); font-size: .9rem; }
        .hr-gradient { height: 2px; background: linear-gradient(90deg, var(--acid), #eaeaea); }
        .deco-line { display: flex; align-items: center; gap: 10px; }
        .deco-line i { color: var(--acid); }
        .card-vs { border-radius: 16px; overflow: hidden; box-shadow: 0 1px 5px rgba(0,0,0,.03); }
        .opacity-25 { opacity: .25; }

        /* reveal */
        .reveal { opacity: 0; transform: translateY(15px); animation: fadeInUp .5s forwards; }

        /* Remove potential overrides from bootstrap  */
        .nav-tabs { border-bottom: 0; }
        button { background: none; border: 0; }
        .form-control { border-radius: var(--radius-sm); padding: 12px 18px; border: 1px solid #dfe2e7; }
        .accordion { background: transparent; }
        .accordion-button { background: transparent; }
        .card { border: 0; box-shadow: none; }

        /* motion */
        @keyframes fadeInUp { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: translateY(0); } }
        .fadeInUp { animation: fadeInUp .5s ease forwards; }
        @media (prefers-reduced-motion: reduce) {
            * { animation: none !important; transition: none !important; }
        }

        /* focus accessibility */
        a:focus-visible, button:focus-visible { outline: 3px solid rgba(200, 241, 53, .7); outline-offset: 2px; }
        .btn:focus-visible, .side-link:focus-visible { outline-color: var(--acid); }

/* roulang page: article */
:root {
            --bg: #F5F6F8;
            --ink: #16181D;
            --paper: #FFFFFF;
            --green: #C8F135;
            --gray: #444B54;
            --weak: #6B7280;
            --line: #E6E9ED;
            --soft-line: #EDF0F3;
            --white: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 6px;
            --radius-pill: 999px;
            --shadow-card: 0 10px 25px rgba(0, 0, 0, 0.08);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Rajdhani", "Oswald", "Arial Narrow", sans-serif;
            --side-width: 272px;
            --content-max: 1440px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            background: var(--bg);
            color: var(--gray);
            -webkit-font-smoothing: antialiased;
        }

        body.open-body {
            overflow: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            border: 0;
            vertical-align: middle;
        }

        a {
            color: var(--ink);
            text-decoration: none;
            transition: color .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease, transform .25s ease, opacity .25s ease;
        }

        a:hover {
            color: var(--ink);
        }

        button,
        input {
            font-family: inherit;
        }

        button {
            border: 0;
        }

        ul,
        ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        p {
            margin: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--ink);
            font-weight: 800;
            line-height: 1.3;
            margin: 0 0 12px;
        }

        .main-region {
            min-height: 100vh;
            margin-left: var(--side-width);
        }

        .container-wide {
            width: 100%;
            max-width: var(--content-max);
            margin-right: auto;
            margin-left: auto;
            padding-left: clamp(20px, 4vw, 60px);
            padding-right: clamp(20px, 4vw, 60px);
        }

        .container-article {
            width: 100%;
            max-width: 1000px;
            margin-right: auto;
            margin-left: auto;
            padding-left: clamp(18px, 4vw, 48px);
            padding-right: clamp(18px, 4vw, 48px);
        }

        .bootstrap-override .btn,
        .btn {
            border-radius: var(--radius-btn);
            font-weight: 600;
            line-height: 1;
            padding: 15px 28px;
            border: 1px solid transparent;
            transition: all .25s ease;
        }

        .btn-primary {
            background-color: var(--ink);
            border-color: var(--ink);
            color: var(--white);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background-color: var(--green);
            border-color: var(--green);
            color: var(--ink);
            box-shadow: 0 10px 26px rgba(200, 241, 53, .24);
        }

        .btn-outline-light {
            border-color: rgba(255, 255, 255, .45);
            color: #fff;
        }

        .btn-outline-light:hover {
            border-color: var(--green);
            color: var(--ink);
            background: var(--green);
        }

        .app-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            z-index: 1050;
            width: var(--side-width);
            background: var(--ink);
            color: #fff;
            display: flex;
            flex-direction: column;
            padding: 34px 20px 28px;
            border-right: 1px solid rgba(255, 255, 255, .08);
            transform: translateX(0);
            transition: transform .3s ease;
        }

        .side-logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            padding-left: 6px;
            flex-shrink: 0;
        }

        .logo-symbol {
            width: 42px;
            height: 42px;
            border-radius: 11px;
            background: var(--green);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 20px;
            font-weight: 900;
            flex-shrink: 0;
        }

        .logo-name-box {
            line-height: 1.15;
        }

        .logo-name {
            font-family: var(--font-num);
            text-transform: uppercase;
            font-size: 23px;
            letter-spacing: 0.03em;
            font-weight: 800;
            color: #fff;
            display: block;
        }

        .logo-sub {
            display: block;
            font-size: 11px;
            color: rgba(255, 255, 255, .55);
            letter-spacing: 2.5px;
            margin-top: 3px;
            font-weight: 400;
        }

        .sidebar-nav {
            margin-top: 46px;
            flex: 1;
            overflow-y: auto;
        }

        .sidebar-nav ul li + li {
            margin-top: 6px;
        }

        .side-nav-label {
            font-size: 12px;
            color: rgba(255, 255, 255, .36);
            letter-spacing: 2px;
            text-transform: uppercase;
            padding-left: 14px;
            margin: 28px 0 12px;
            font-weight: 600;
        }

        .side-link {
            display: flex;
            align-items: center;
            gap: 13px;
            height: 46px;
            border-radius: 100px;
            padding: 0 16px;
            color: rgba(255, 255, 255, .65);
            font-size: 15px;
            font-weight: 500;
            border-left: 4px solid transparent;
            transition: all .25s ease;
            white-space: nowrap;
        }

        .side-link i {
            width: 20px;
            text-align: center;
            font-size: 16px;
            color: rgba(255, 255, 255, .42);
            transition: color .25s ease;
        }

        .side-link:hover {
            color: #fff;
            background: rgba(255, 255, 255, .06);
        }

        .side-link:hover i {
            color: var(--green);
        }

        .side-link.active {
            color: #fff;
            background: rgba(200, 241, 53, .10);
            border-left-color: var(--green);
        }

        .side-link.active i {
            color: var(--green);
        }

        .sidebar-bottom {
            margin-top: auto;
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding-top: 22px;
            text-align: center;
        }

        .side-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .06);
            color: rgba(255, 255, 255, .75);
            font-size: 13px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
        }

        .side-badge i {
            color: var(--green);
        }

        .side-domain-text {
            margin-top: 12px;
            font-size: 11px;
            letter-spacing: 1px;
            color: rgba(255, 255, 255, .28);
        }

        .mobile-header {
            display: none;
            align-items: center;
            justify-content: space-between;
            background: var(--ink);
            padding: 12px 18px;
            position: sticky;
            top: 0;
            z-index: 1040;
            color: #fff;
        }

        .mobile-brand {
            display: flex;
            align-items: center;
            gap: 9px;
            font-weight: 700;
            font-size: 17px;
            color: #fff;
        }

        .mobile-brand .logo-symbol {
            width: 28px;
            height: 28px;
            border-radius: 7px;
            font-size: 13px;
        }

        .mobile-burger {
            width: 42px;
            height: 42px;
            border-radius: 8px;
            background: rgba(255, 255, 255, .1);
            color: #fff;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .nav-backdrop {
            position: fixed;
            inset: 0;
            z-index: 1045;
            background: rgba(0, 0, 0, .60);
            opacity: 0;
            visibility: hidden;
            transition: opacity .3s ease, visibility .3s ease;
        }

        .nav-backdrop.show {
            opacity: 1;
            visibility: visible;
        }

        .article-main-wrap {
            padding-top: 54px;
            padding-bottom: 74px;
            animation: fadeInUp .4s ease both;
        }

        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .breadcrumb-line {
            margin-bottom: 24px;
        }

        .breadcrumb-list {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--weak);
        }

        .breadcrumb-list a {
            color: var(--weak);
            transition: color .25s ease;
        }

        .breadcrumb-list a:hover {
            color: var(--ink);
        }

        .breadcrumb-sep {
            color: #B6BEC8;
            font-size: 13px;
            line-height: 1;
        }

        .breadcrumb-current {
            display: inline-block;
            max-width: 320px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            color: var(--ink);
            font-weight: 600;
        }

        .article-card {
            background: var(--paper);
            border: 1px solid var(--line);
            border-radius: 18px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
            position: relative;
        }

        .article-accent {
            height: 5px;
            width: 140px;
            background: var(--green);
            border-radius: 0 6px 6px 0;
            margin-bottom: 34px;
        }

        .article-head {
            padding: 56px 56px 0;
        }

        .article-kicker {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
            letter-spacing: .8px;
            text-transform: uppercase;
        }

        .article-kicker .kicker-icon {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--green);
            box-shadow: 0 0 0 4px rgba(200, 241, 53, .20);
        }

        .article-title {
            font-size: clamp(32px, 5vw, 50px);
            line-height: 1.22;
            font-weight: 900;
            color: var(--ink);
            margin: 22px 0 20px;
            letter-spacing: -0.02em;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 17px;
            font-size: 14px;
            color: var(--weak);
            padding-bottom: 28px;
            border-bottom: 1px solid var(--soft-line);
        }

        .meta-dot {
            width: 3px;
            height: 3px;
            background: #C6CBD3;
            border-radius: 50%;
        }

        .meta-author {
            color: var(--ink);
            font-weight: 600;
        }

        .article-cover-block {
            margin: 34px 0 0;
            background: #F0F2F5;
        }

        .article-cover {
            position: relative;
            overflow: hidden;
            aspect-ratio: 21/9;
            border-bottom: 1px solid var(--line);
        }

        .article-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .cover-caption {
            position: absolute;
            left: 18px;
            bottom: 16px;
            background: rgba(22, 24, 29, .72);
            color: #fff;
            font-size: 12px;
            padding: 7px 16px;
            border-radius: 100px;
            backdrop-filter: blur(6px);
            letter-spacing: .4px;
        }

        .article-content {
            padding: 48px 56px 56px;
        }

        .article-content p {
            margin-bottom: 26px;
            color: #333A42;
            font-size: 17px;
            line-height: 1.9;
        }

        .article-content h2 {
            font-size: 29px;
            font-weight: 800;
            color: var(--ink);
            margin: 44px 0 18px;
            padding-left: 16px;
            border-left: 4px solid var(--green);
            line-height: 1.3;
        }

        .article-content h3 {
            font-size: 21px;
            font-weight: 800;
            color: var(--ink);
            margin: 32px 0 14px;
            padding-left: 2px;
            line-height: 1.5;
        }

        .article-content h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            margin-top: 26px;
        }

        .article-content a {
            color: var(--ink);
            text-decoration: underline;
            text-decoration-color: var(--green);
            text-decoration-thickness: 3px;
            text-underline-offset: 5px;
            transition: color .25s ease;
        }

        .article-content a:hover {
            color: #1F1F1F;
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 28px;
            padding-left: 1.4em;
            color: #333A42;
            line-height: 1.9;
        }

        .article-content ul li {
            list-style: disc;
            padding-left: 6px;
            margin-bottom: 7px;
        }

        .article-content ol li {
            list-style: decimal;
            padding-left: 6px;
            margin-bottom: 7px;
        }

        .article-content img {
            border-radius: 12px;
            margin: 30px 0 26px;
            border: 1px solid var(--line);
            width: 100%;
            object-fit: cover;
        }

        .article-content blockquote {
            margin: 30px 0 32px;
            padding: 24px 28px;
            background: #F0F2F5;
            border-left: 4px solid var(--green);
            border-radius: 0 12px 12px 0;
            font-size: 17px;
            line-height: 1.85;
            color: #444B54;
        }

        .article-content blockquote p:last-child {
            margin-bottom: 0;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            border: 1px solid var(--line);
            border-radius: 10px;
            overflow: hidden;
            margin: 28px 0 30px;
            font-size: 15px;
        }

        .article-content table th,
        .article-content table td {
            border-bottom: 1px solid var(--line);
            padding: 13px 16px;
            text-align: left;
        }

        .article-content table tr:last-child td {
            border-bottom: 0;
        }

        .article-content table th {
            background: var(--ink);
            color: #fff;
            font-weight: 600;
        }

        .article-content table tr:hover td {
            background: #F9FCF1;
        }

        .article-content pre {
            background: var(--ink);
            color: #E8EDF4;
            border-radius: 12px;
            padding: 24px;
            overflow-x: auto;
            margin: 28px 0;
            line-height: 1.7;
            font-size: 14px;
        }

        .article-content code {
            background: rgba(22, 24, 29, .08);
            color: var(--ink);
            border-radius: 5px;
            padding: 2px 7px;
            font-size: 90%;
        }

        .empty-article {
            background: var(--paper);
            border: 1px solid var(--line);
            border-radius: 18px;
            padding: 110px 32px;
            text-align: center;
        }

        .empty-article-icon {
            width: 68px;
            height: 68px;
            margin: 0 auto 22px;
            background: #F1F4F0;
            border-radius: 100px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            color: var(--weak);
        }

        .empty-article h2 {
            font-size: 25px;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .empty-article p {
            color: var(--weak);
            margin-bottom: 28px;
        }

        .post-switch {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-top: 26px;
        }

        .switch-box {
            background: var(--paper);
            border: 1px solid var(--line);
            border-radius: 14px;
            padding: 22px 26px;
            display: inline-flex;
            align-items: flex-start;
            justify-content: center;
            flex-direction: column;
            gap: 7px;
            color: var(--ink);
            transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
        }

        .switch-box:hover {
            transform: translateY(-3px);
            border-color: var(--green);
            box-shadow: var(--shadow-card);
        }

        .switch-box span {
            font-size: 13px;
            color: var(--weak);
            letter-spacing: 1px;
        }

        .switch-box b {
            font-size: 16px;
            font-weight: 700;
        }

        .switch-box i {
            color: var(--ink);
            margin-top: 5px;
        }

        .switch-box-next {
            text-align: right;
            align-items: flex-end;
        }

        .recommendation-section {
            margin-top: 56px;
        }

        .recommendation-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 24px;
        }

        .recommendation-head h2 {
            font-size: 24px;
            font-weight: 800;
            margin-bottom: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .rec-head-link {
            font-size: 14px;
            color: var(--weak);
            font-weight: 600;
        }

        .rec-head-link i {
            transition: transform .25s ease;
        }

        .rec-head-link:hover {
            color: var(--ink);
        }

        .rec-head-link:hover i {
            transform: translateX(4px);
        }

        .recommend-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .rec-card {
            position: relative;
            background: var(--paper);
            border: 1px solid var(--line);
            border-radius: 14px;
            overflow: hidden;
            display: block;
            color: var(--ink);
            transform: translateY(0);
            transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
        }

        .rec-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
            border-color: var(--green);
        }

        .rec-cover {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #EDEFF2;
        }

        .rec-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .45s ease;
        }

        .rec-card:hover .rec-cover img {
            transform: scale(1.05);
        }

        .rec-body {
            padding: 20px 20px 22px;
        }

        .rec-body .tag {
            display: inline-block;
            background: rgba(22, 24, 29, .05);
            color: var(--ink);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            margin-bottom: 10px;
        }

        .rec-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.5;
            color: var(--ink);
        }

        .rec-body p {
            font-size: 14px;
            color: var(--weak);
            line-height: 1.75;
        }

        .footer-note {
            margin-top: 64px;
            font-size: 14px;
            color: var(--weak);
            background: rgba(22, 24, 29, .03);
            border: 1px dashed #D9DEE4;
            border-radius: 12px;
            padding: 20px 24px;
            line-height: 1.8;
        }

        .site-footer {
            background: #101216;
            color: rgba(255, 255, 255, .62);
            padding: 70px 0 32px;
            border-top: 1px solid rgba(255, 255, 255, .06);
        }

        .footer-main {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
        }

        .footer-brand-wrap p {
            margin-top: 18px;
            font-size: 14px;
            line-height: 1.8;
            max-width: 360px;
            color: rgba(255, 255, 255, .46);
        }

        .footer-head {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .footer-logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 9px;
            background: var(--green);
            color: var(--ink);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
        }

        .footer-brand-name {
            font-family: var(--font-num);
            font-size: 22px;
            font-weight: 800;
            letter-spacing: .2px;
            color: #fff;
            text-transform: uppercase;
        }

        .footer-social {
            display: flex;
            gap: 10px;
            margin-top: 22px;
        }

        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .07);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: rgba(255, 255, 255, .62);
        }

        .footer-social a:hover {
            background: var(--green);
            color: var(--ink);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            margin-bottom: 18px;
            font-weight: 700;
        }

        .footer-col ul li + li {
            margin-top: 10px;
        }

        .footer-col ul a {
            color: rgba(255, 255, 255, .48);
            font-size: 14px;
            line-height: 1.5;
        }

        .footer-col ul a:hover {
            color: var(--green);
        }

        .footer-divider {
            height: 1px;
            background: rgba(255, 255, 255, .1);
            margin: 28px 0 24px;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, .3);
        }

        .footer-bottom .footer-brand-mark {
            color: rgba(255, 255, 255, .55);
            font-weight: 600;
        }

        .footer-tech {
            font-size: 12px;
            color: rgba(255, 255, 255, .24);
            letter-spacing: .6px;
        }

        @media (max-width: 1199px) {
            .footer-main {
                grid-template-columns: 1.6fr 1fr 1fr;
                row-gap: 40px;
            }
        }

        @media (max-width: 991.98px) {
            .main-region {
                margin-left: 0;
            }

            .app-sidebar {
                transform: translateX(-105%);
                box-shadow: 20px 0 40px rgba(0, 0, 0, .10);
            }

            .app-sidebar.is-open {
                transform: translateX(0);
            }

            .mobile-header {
                display: flex;
            }

            .article-head {
                padding: 42px 28px 0;
            }

            .article-content {
                padding: 34px 28px 44px;
            }

            .article-title {
                font-size: 38px;
            }

            .article-card {
                border-radius: 14px;
            }

            .recommend-row {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 767px) {
            .article-main-wrap {
                padding-top: 36px;
                padding-bottom: 54px;
            }

            .article-head {
                padding: 32px 20px 0;
            }

            .article-content {
                padding: 28px 20px 38px;
            }

            .article-title {
                font-size: 30px;
            }

            .article-meta {
                gap: 12px;
            }

            .post-switch {
                grid-template-columns: 1fr;
            }

            .recommend-row {
                grid-template-columns: 1fr;
            }

            .footer-main {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .breadcrumb-current {
                max-width: 180px;
            }

            .article-content p {
                font-size: 16px;
                line-height: 1.9;
            }
        }

        @media (max-width: 575px) {
            .article-title {
                font-size: 27px;
            }

            .article-meta {
                font-size: 13px;
                gap: 9px;
            }

            .article-content h2 {
                font-size: 22px;
            }

            .article-content h3 {
                font-size: 18px;
            }

            .article-content blockquote {
                padding: 18px;
            }

            .footer-bottom {
                justify-content: center;
                text-align: center;
            }

            .switch-box {
                padding: 18px 20px;
            }

            .breadcrumb-current {
                max-width: 140px;
            }
        }

/* roulang page: category1 */
:root{
  --bg:#F5F6F8;
  --white:#FFFFFF;
  --ink:#16181D;
  --ink-2:#22262E;
  --charcoal:#444B54;
  --muted:#8A929C;
  --neon:#C8F135;
  --neon-soft:#EDF7C7;
  --line:#E6E9ED;
  --radius:12px;
  --radius-sm:6px;
  --shadow:0 10px 25px rgba(0,0,0,.08);
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-en:"Rajdhani","Oswald","Arial Narrow",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--charcoal);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:all .25s ease}
button{transition:all .25s ease}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(200,241,53,.7);outline-offset:2px}
.container-wide{max-width:1440px;margin:0 auto;padding-left:clamp(20px,4vw,48px);padding-right:clamp(20px,4vw,48px)}
.app-shell{min-height:100vh}
.main-wrap{min-height:100vh}

/* ===== bootstrap reset ===== */
.btn{
  border-radius:6px;
  font-weight:700;
  letter-spacing:.02em;
}
.btn,.form-control,.card,.nav-link{box-shadow:none!important}
.bg-primary,.btn-primary,.text-primary,.nav-pills .nav-link.active{background-color:transparent!important;color:inherit!important}

/* ===== app sidebar ===== */
.app-sidebar{
  width:272px;
  background:var(--ink);
  position:fixed;
  inset:0 auto 0 0;
  z-index:1050;
  display:flex;
  flex-direction:column;
  color:#C6CBD4;
  transform:translateX(0);
  transition:transform .3s ease;
}
.app-sidebar .brand-lockup{
  padding:28px 24px 20px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.sidebar-brand{
  display:flex;
  align-items:center;
  gap:12px;
}
.sidebar-mark{
  width:44px;height:44px;
  background:var(--neon);
  color:var(--ink);
  border-radius:10px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:22px;
  transform:rotate(-8deg);
  transition:transform .3s ease;
}
.sidebar-brand:hover .sidebar-mark{transform:rotate(0) scale(1.05)}
.sidebar-brand-name{
  font-size:21px;
  font-weight:900;
  color:var(--white);
  letter-spacing:-.02em;
  line-height:1.2;
}
.sidebar-brand-name a{color:var(--white)}
.sidebar-brand-name-small{
  display:block;
  margin-top:4px;
  font-size:11px;
  font-weight:500;
  letter-spacing:.22em;
  color:#8A939F;
}
.sidebar-nav-scroll{
  flex:1;
  overflow-y:auto;
  padding:18px 0 22px;
}
.sidebar-nav-scroll::-webkit-scrollbar{width:4px}
.sidebar-nav-scroll::-webkit-scrollbar-thumb{background:#3A3F47;border-radius:99px}
.nav-group-label{
  font-family:var(--font-en);
  padding:14px 28px 7px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:#69707B;
}
.sidebar-nav ul{margin:0;padding:0}
.sidebar-nav .side-link{
  position:relative;
  display:flex;
  align-items:center;
  gap:14px;
  padding:11px 28px 11px 28px;
  color:#B7BDC6;
  font-weight:600;
  transition:background .2s,color .2s;
}
.sidebar-nav .side-link i{
  width:20px;
  text-align:center;
  font-size:15px;
}
.sidebar-nav .side-link:hover{
  background:rgba(255,255,255,.06);
  color:var(--white);
}
.sidebar-nav .side-link.active{
  background:rgba(200,241,53,.08);
  color:var(--neon);
}
.sidebar-nav .side-link.active::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  bottom:0;
  width:4px;
  background:var(--neon);
  border-radius:0 4px 4px 0;
}
.sidebar-bottom{
  padding:20px 22px 22px;
  border-top:1px solid rgba(255,255,255,.08);
  background:rgba(0,0,0,.2);
}
.sidebar-badge{
  display:flex;
  align-items:center;
  justify-content:space-between;
  background:rgba(255,255,255,.05);
  border-radius:10px;
  padding:10px 14px;
  border:1px solid rgba(255,255,255,.07);
}
.badge-left{display:flex;align-items:center;gap:8px;font-weight:700;color:#EDF1F4;font-size:13px}
.badge-left i{color:var(--neon)}
.badge-right{
  font-family:var(--font-en);
  font-size:12px;
  color:#7E8792;
  text-transform:uppercase;
}

/* mobile top */
.mobile-topbar{
  display:none;
  position:sticky;
  top:0;
  z-index:1040;
  background:var(--ink);
  color:#fff;
  height:60px;
  align-items:center;
  justify-content:space-between;
  padding:0 16px;
}
.mobile-topbar .mobile-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  color:#fff;
}
.mobile-topbar .mobile-brand i{
  color:var(--ink);
  background:var(--neon);
  width:34px;height:34px;
  display:flex;align-items:center;justify-content:center;
  border-radius:8px;
  font-size:16px;
  transform:rotate(-10deg);
}
.mobile-menu-btn{
  background:transparent;
  border:1px solid rgba(255,255,255,.2);
  color:#fff;
  width:42px;height:42px;
  border-radius:8px;
  font-size:18px;
}
.mobile-menu-btn:hover{
  background:rgba(255,255,255,.08);
}
.sidebar-overlay{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.6);
  z-index:1049;
}
.sidebar-overlay.show{display:block}

/* ===== channel top bar ===== */
.channel-topbar{
  background:var(--ink);
  border-bottom:1px solid rgba(255,255,255,.09);
}
.channel-topbar-inner{
  min-height:60px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  flex-wrap:wrap;
  padding-top:8px;
  padding-bottom:8px;
}
.channel-crumbs{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  color:#9AA2AC;
  font-size:14px;
}
.channel-crumbs a{color:#9AA2AC}
.channel-crumbs a:hover{color:var(--neon)}
.channel-crumbs i{font-size:11px;color:#5C636C}
.channel-crumbs .current{color:#fff;font-weight:600}
.channel-en-name{
  font-family:var(--font-en);
  font-size:15px;
  font-weight:700;
  letter-spacing:.35em;
  color:#5E6670;
  text-transform:uppercase;
}

/* ===== hero ===== */
.channel-hero{
  background:
    linear-gradient(105deg, rgba(22,24,29,.95) 0%, rgba(22,24,29,.88) 46%, rgba(22,24,29,.65) 78%, rgba(22,24,29,.4) 100%),
    url('/assets/images/backpic/back-1.webp') center 30% / cover no-repeat;
  color:#fff;
  overflow:hidden;
}
.channel-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(circle at 80% 100%, rgba(200,241,53,.14), transparent 40%);
  pointer-events:none;
}
.channel-hero .container-wide{position:relative;z-index:2}
.hero-frame{
  padding-top:clamp(42px,7vw,84px);
  padding-bottom:clamp(50px,7vw,88px);
}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  background:rgba(200,241,53,.1);
  border:1px solid rgba(200,241,53,.4);
  border-radius:999px;
  padding:7px 18px;
  font-size:13px;
  letter-spacing:.08em;
  color:var(--neon);
  font-weight:700;
  margin-bottom:28px;
}
.hero-eyebrow .pulse-dot{
  width:8px;height:8px;
  background:var(--neon);
  border-radius:50%;
  animation:breath 1.6s infinite;
}
@keyframes breath{
  0%,100%{opacity:1;box-shadow:0 0 0 2px rgba(200,241,53,.3)}
  50%{opacity:.5;box-shadow:0 0 0 5px rgba(200,241,53,0)}
}
.hero-title{
  font-size:clamp(38px,5.6vw,68px);
  line-height:1.08;
  font-weight:900;
  letter-spacing:-.02em;
  color:#fff;
  margin-bottom:26px;
}
.hero-title .brand-strong{
  color:var(--neon);
  font-family:var(--font-en);
  font-weight:700;
  letter-spacing:.02em;
  margin-right:.08em;
}
.hero-title .block{display:block}
.hero-lead{
  max-width:680px;
  font-size:clamp(16px,1.35vw,18px);
  line-height:1.9;
  color:rgba(255,255,255,.78);
  margin-bottom:32px;
}
.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:28px;
}
.hero-tags li{
  border:1px solid rgba(255,255,255,.16);
  border-radius:999px;
  color:rgba(255,255,255,.74);
  font-size:13px;
  padding:5px 16px;
  background:rgba(255,255,255,.04);
}
.hero-tags li i{color:var(--neon);margin-right:6px}
.hero-btn-row{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:34px;
}

/* button system */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:12px 30px;
  border-radius:6px;
  border:1px solid transparent;
  font-weight:700;
  gap:9px;
  letter-spacing:.02em;
  transition:all .25s ease;
  white-space:nowrap;
}
.btn-neon{
  background:var(--neon);
  color:var(--ink);
  border-color:var(--neon);
}
.btn-neon:hover{
  background:transparent;
  color:var(--neon);
  border-color:var(--neon);
  transform:translateY(-2px);
  box-shadow:0 12px 24px rgba(200,241,53,.18);
}
.btn-dark-solid{
  background:var(--ink);
  color:#fff;
  border-color:var(--ink);
}
.btn-dark-solid:hover{
  background:var(--neon);
  color:var(--ink);
  border-color:var(--neon);
  transform:translateY(-2px);
}
.btn-outline-light{
  background:transparent;
  border:1px solid rgba(255,255,255,.34);
  color:rgba(255,255,255,.88);
}
.btn-outline-light:hover{
  background:rgba(255,255,255,.1);
  border-color:var(--neon);
  color:var(--neon);
  transform:translateY(-2px);
}
.btn-outline-dark{
  background:transparent;
  border:1px solid #DCE1E6;
  color:var(--ink);
}
.btn-outline-dark:hover{
  border-color:var(--ink);
  background:var(--ink);
  color:#fff;
  transform:translateY(-2px);
}

/* hero live mini card */
.hero-aside{
  height:100%;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
}
.live-mini-panel{
  background:rgba(22,24,29,.48);
  backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.14);
  border-radius:16px;
  padding:14px;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:10px;
}
.live-mini-item{
  background:rgba(255,255,255,.08);
  border-radius:10px;
  padding:10px 12px;
  transition:all .25s;
}
.live-mini-item:hover{
  background:var(--neon);
  color:var(--ink);
  border-color:transparent;
}
.live-mini-item .mini-icon{color:var(--neon);font-size:20px;margin-bottom:8px}
.live-mini-item:hover .mini-icon{color:var(--ink)}
.live-mini-item strong{
  display:block;
  color:#fff;
  font-size:14px;
  font-weight:700;
  margin-bottom:2px;
}
.live-mini-item:hover strong{color:var(--ink)}
.live-mini-item span{
  display:block;
  color:rgba(255,255,255,.64);
  font-size:11px;
  line-height:1.4;
}
.live-mini-item:hover span{color:rgba(22,24,29,.7)}

/* intro quote */
.cat-quote{
  padding:18px 0 44px;
  max-width:1060px;
}
.cat-quote p{
  margin:0;
  font-size:17px;
  line-height:1.95;
  color:var(--charcoal);
  font-style:italic;
  border-left:4px solid var(--neon);
  padding-left:22px;
  background:rgba(200,241,53,.05);
  border-radius:0 12px 12px 0;
  padding-top:14px;
  padding-bottom:14px;
  padding-right:22px;
}

/* section */
.section{
  padding:clamp(56px,7vw,92px) 0;
}
.section-header{
  margin-bottom:44px;
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  align-items:end;
  gap:18px;
}
.section-title-index{
  font-family:var(--font-en);
  font-size:15px;
  font-weight:700;
  letter-spacing:.3em;
  color:var(--neon);
  background:var(--ink);
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 14px;
  border-radius:99px;
  margin-bottom:14px;
}
.section-title{
  font-size:clamp(28px,4vw,40px);
  font-weight:900;
  line-height:1.25;
  color:var(--ink);
  letter-spacing:-.015em;
  margin:0;
}
.section-sub{
  color:var(--charcoal);
  margin-top:10px;
  font-size:16px;
  max-width:520px;
  line-height:1.8;
}

/* channel grid cards */
.channel-card-wrapper{
  margin-bottom:26px;
}
.channel-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:14px;
  padding:18px;
  transition:all .35s ease;
  height:100%;
  display:flex;
  flex-direction:column;
}
.channel-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow);
  border-color:var(--neon);
}
.channel-card-img{
  display:block;
  background:#E9EBEE;
  min-height:165px;
  border-radius:10px;
  overflow:hidden;
  position:relative;
}
.channel-card-img img{
  width:100%;
  height:180px;
  object-fit:cover;
  transition:transform .5s ease;
  border:1px solid var(--line);
  border-radius:10px;
}
.channel-card:hover .channel-card-img img{transform:scale(1.04)}
.card-tag{
  position:absolute;
  left:12px;
  top:12px;
  z-index:2;
  background:rgba(22,24,29,.9);
  color:#fff;
  font-size:11px;
  padding:4px 12px;
  border-radius:999px;
  letter-spacing:.06em;
  display:inline-flex;
  align-items:center;
  gap:6px;
  border:1px solid rgba(255,255,255,.1);
}
.card-tag i{color:var(--neon)}
.channel-card h3{
  font-size:19px;
  font-weight:800;
  color:var(--ink);
  margin:16px 0 8px;
  line-height:1.45;
}
.channel-card p{
  font-size:15px;
  color:var(--charcoal);
  line-height:1.85;
  margin-bottom:14px;
  flex-grow:1;
}
.channel-card .card-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--muted);
  border-top:1px solid var(--line);
  padding-top:12px;
}
.card-meta i{color:var(--neon);margin-right:4px}
.card-meta-link{
  font-weight:700;
  color:var(--ink);
  display:inline-flex;
  align-items:center;
  gap:5px;
  transition:gap .25s ease;
}
.card-meta-link i{font-size:13px;color:var(--neon);transition:transform .25s}
.card-meta-link:hover{gap:10px;color:var(--neon)}
.card-meta-link:hover i{transform:translateX(3px)}

/* offset card grid */
.grid-align-center{
  position:relative;
  top:0;
  transition:transform .3s;
}
.grid-align-offset{
  transform:translateY(22px);
}
@media (max-width:991px){
  .grid-align-offset{transform:none}
}

/* ladder / bracket visual */
.ladder-section{
  background:var(--ink);
  color:#fff;
  border-radius:22px;
  padding:clamp(24px,4vw,52px);
  position:relative;
  overflow:hidden;
}
.ladder-section::before{
  content:"LIVE";
  position:absolute;
  right:-20px;
  bottom:-50px;
  font-family:var(--font-en);
  font-size:200px;
  font-weight:900;
  color:rgba(255,255,255,.04);
  line-height:1;
  letter-spacing:.02em;
  pointer-events:none;
}
.ladder-top{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:48px;
}
.ladder-title{
  margin:0;
  font-size:clamp(24px,3.4vw,36px);
  font-weight:900;
  color:#fff;
}
.ladder-title .neon-line{
  display:inline-block;
  width:44px;
  height:6px;
  background:var(--neon);
  border-radius:99px;
  margin-right:16px;
}
.ladder-count{
  font-family:var(--font-en);
  display:flex;
  align-items:center;
  gap:8px;
  border:1px solid rgba(255,255,255,.14);
  padding:12px 22px;
  border-radius:999px;
  background:rgba(255,255,255,.05);
  color:var(--neon);
  font-size:18px;
  letter-spacing:.12em;
}
.ladder-grid{
  display:grid;
  grid-template-columns:1.1fr .5fr 1.1fr .5fr 1.1fr;
  gap:14px;
  align-items:stretch;
}
.ladder-step-card{
  border:1px solid rgba(255,255,255,.1);
  background:rgba(255,255,255,.05);
  border-radius:14px;
  padding:22px;
  min-height:150px;
  transition:all .3s ease;
}
.ladder-step-card:hover{
  background:rgba(200,241,53,.09);
  border-color:var(--neon);
  transform:translateY(-3px);
}
.ladder-step-num{
  font-family:var(--font-en);
  color:var(--neon);
  font-size:15px;
  letter-spacing:.3em;
  font-weight:700;
  margin-bottom:8px;
}
.ladder-step-card h3{
  color:#fff;
  font-size:18px;
  font-weight:800;
  margin-bottom:10px;
}
.ladder-step-card p{
  color:rgba(255,255,255,.64);
  font-size:14px;
  line-height:1.8;
  margin:0;
}
.ladder-line{
  display:flex;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  color:rgba(255,255,255,.22);
  gap:4px;
}
.ladder-line i{font-size:26px}
.ladder-line span{
  font-family:var(--font-en);
  font-size:11px;
  letter-spacing:.3em;
  writing-mode:vertical-rl;
  text-transform:uppercase;
}
@media (max-width:900px){
  .ladder-grid{grid-template-columns:1fr;gap:16px}
  .ladder-line{flex-direction:row;justify-content:flex-start}
  .ladder-line span{writing-mode:initial}
  .ladder-line i{transform:rotate(90deg)}
}

/* feature strip */
.strip-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.strip-item{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:14px;
  padding:28px 22px;
  transition:all .3s ease;
  position:relative;
  overflow:hidden;
}
.strip-item:hover{
  transform:translateY(-4px);
  border-color:var(--neon);
  box-shadow:var(--shadow);
}
.strip-item::after{
  content:"";
  display:block;
  width:44px;
  height:5px;
  background:var(--neon);
  border-radius:99px;
  margin-top:16px;
}
.strip-item i{
  font-size:28px;
  color:var(--ink);
  width:54px;
  height:54px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--neon-soft);
  border-radius:12px;
  margin-bottom:16px;
}
.strip-item h3{
  color:var(--ink);
  font-size:18px;
  font-weight:800;
  margin-bottom:8px;
}
.strip-item p{
  color:var(--charcoal);
  font-size:15px;
  line-height:1.8;
  margin:0;
}
@media (max-width:991px){
  .strip-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:575px){
  .strip-grid{grid-template-columns:1fr}
}

/* procedures */
.steps-block{
  background:var(--ink);
  border-radius:18px;
  padding:clamp(28px,5vw,56px);
  color:#fff;
  position:relative;
  overflow:hidden;
}
.steps-block::after{
  content:"";
  position:absolute;
  right:-120px;
  top:-120px;
  width:260px;
  height:260px;
  background:var(--neon);
  border-radius:50%;
  opacity:.08;
  filter:blur(20px);
}
.steps-title{
  font-size:clamp(26px,3.4vw,40px);
  font-weight:900;
  color:#fff;
  margin-bottom:8px;
}
.steps-subtitle{color:rgba(255,255,255,.65)}
.steps-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0 40px;
  margin-top:48px;
}
.step-card{
  position:relative;
  border-left:1px solid rgba(255,255,255,.16);
  padding-left:30px;
}
.step-card .step-count{
  font-family:var(--font-en);
  font-size:42px;
  font-weight:900;
  color:var(--neon);
  opacity:.35;
  line-height:1;
  display:block;
  margin-bottom:12px;
}
.step-card h3{color:#fff;font-size:20px;font-weight:800;margin-bottom:10px}
.step-card p{color:rgba(255,255,255,.6);font-size:15px;line-height:1.85;margin-bottom:0}
.step-arrow{
  position:absolute;
  right:-28px;
  top:86px;
  color:var(--neon);
  font-size:22px;
  z-index:2;
  opacity:.85;
}
@media (max-width:767px){
  .steps-grid{grid-template-columns:1fr;gap:36px}
  .step-card{padding-left:20px}
  .step-arrow{display:none}
}

/* feature compare */
.compare-section{
  background:var(--white);
}
.compare-panel{
  border:1px solid var(--line);
  border-radius:16px;
  overflow:hidden;
}
.compare-head,.compare-row{
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
}
.compare-head{
  background:var(--ink);
  color:#fff;
  font-weight:700;
  font-size:15px;
}
.compare-head div{
  padding:16px 22px;
  border-right:1px solid rgba(255,255,255,.1);
}
.compare-head div:last-child{border-right:none}
.compare-row{
  border-top:1px solid var(--line);
  transition:background .2s;
}
.compare-row:hover{
  background:#F9FCEF;
}
.compare-row div{
  padding:19px 22px;
  border-right:1px solid var(--line);
  color:var(--charcoal);
  font-size:15px;
  line-height:1.7;
}
.compare-row div:last-child{border-right:none}
.compare-row .compare-vip{
  position:relative;
  background:rgba(200,241,53,.1);
}
.compare-row .compare-vip::before{
  content:"会员专属";
  position:absolute;
  top:8px;
  right:12px;
  background:var(--neon);
  color:var(--ink);
  font-size:10px;
  border-radius:999px;
  padding:2px 10px;
  letter-spacing:.08em;
  font-weight:800;
}
.compare-title{
  font-weight:800;
  color:var(--ink);
}
.compare-check{color:#8BC90B!important;margin-right:6px}
.compare-x{color:#B9BFC6;margin-right:6px}
@media (max-width:767px){
  .compare-head{display:none}
  .compare-row{
    grid-template-columns:1fr;
    border:1px solid var(--line);
    margin-bottom:14px;
    border-radius:12px;
    overflow:hidden;
  }
  .compare-row div{border-right:none;border-top:1px solid var(--line);padding:14px 18px}
  .compare-row div:first-child{border-top:none;background:var(--ink);color:#fff;font-weight:700}
  .compare-row div:nth-child(2){border-top:1px solid var(--line)}
}

/* faq */
.faq-section{
  padding-bottom:64px;
}
.faq-panel{
  max-width:900px;
  margin:0 auto;
}
.faq-item{
  border:1px solid var(--line);
  background:var(--white);
  border-radius:14px;
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .25s, box-shadow .25s;
}
.faq-item.open{
  border-color:var(--neon);
  box-shadow:var(--shadow);
}
.faq-q{
  display:flex;
  align-items:flex-start;
  gap:16px;
  padding:22px 24px;
  cursor:pointer;
  background:transparent;
  border:none;
  width:100%;
  text-align:left;
}
.faq-q .q-flag{
  width:34px;
  height:34px;
  border-radius:999px;
  background:var(--neon);
  color:var(--ink);
  font-weight:900;
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
  font-size:15px;
}
.faq-q .q-text{
  font-size:17px;
  color:var(--ink);
  font-weight:800;
  flex:1;
  padding-top:3px;
}
.faq-icon{
  font-size:20px;
  color:var(--muted);
  transition:transform .3s ease;
  margin-top:6px;
}
.faq-item.open .faq-icon{
  color:var(--neon);
  transform:rotate(45deg);
}
.faq-a{
  display:none;
  padding:0 26px 24px 74px;
  color:var(--charcoal);
  font-size:15.5px;
  line-height:1.9;
}
.faq-item.open .faq-a{display:block}

/* related cat */
.related-category{
  background:var(--line);
  border-top:1px solid #Dee1e5;
  text-align:center;
}
.related-inner{
  max-width:860px;
  margin:0 auto;
}
.related-title{
  font-size:22px;
  color:var(--ink);
  font-weight:900;
  margin-bottom:18px;
}
.related-chips{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:14px;
}
.chip-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 26px;
  background:var(--white);
  border:1px solid #D4D9DF;
  border-radius:999px;
  color:var(--ink);
  font-weight:700;
  transition:all .25s;
}
.chip-link i{
  color:var(--neon);
  transition:transform .25s;
}
.chip-link:hover{
  background:var(--ink);
  color:var(--neon);
  border-color:var(--ink);
  transform:translateY(-2px);
}
.chip-link:hover i{transform:translateX(3px);color:var(--neon)}

/* cta band */
.cta-band{
  background:var(--ink);
  color:#fff;
  padding:70px 0;
  position:relative;
  overflow:hidden;
  text-align:center;
}
.cta-band::before{
  content:"mksports";
  position:absolute;
  left:50%;
  bottom:-24px;
  transform:translateX(-50%);
  font-size:140px;
  font-family:var(--font-en);
  font-weight:900;
  color:rgba(255,255,255,.035);
  letter-spacing:.05em;
  line-height:1;
  white-space:nowrap;
}
.cta-eyebrow{
  display:inline-block;
  color:var(--neon);
  letter-spacing:.22em;
  font-family:var(--font-en);
  font-size:14px;
  font-weight:700;
  margin-bottom:14px;
}
.cta-band h2{
  font-size:clamp(30px,5vw,52px);
  font-weight:900;
  letter-spacing:-.02em;
  margin-bottom:14px;
}
.cta-band p.lead-cta{
  max-width:560px;
  margin:0 auto 30px;
  color:rgba(255,255,255,.68);
  font-size:16px;
}
.cta-actions{
  position:relative;
  z-index:2;
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:16px;
}
.cta-arrow-line{
  font-size:20px;
  color:var(--neon);
  margin:0 18px;
  align-self:center;
}

/* footer */
.site-footer{
  background:var(--ink);
  color:#A0A6AF;
}
.footer-cta{
  padding:50px 0 34px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-cta .container-wide{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.footer-cta h2{
  color:#fff;
  font-weight:900;
  font-size:clamp(23px,3vw,32px);
  line-height:1.4;
  margin:0;
}
.footer-cta h2 span{
  color:var(--neon);
  display:inline-block;
}
.footer-cta p{
  color:rgba(255,255,255,.6);
  font-size:15px;
  margin-top:6px;
  margin-bottom:0;
}
.footer-main{
  display:grid;
  grid-template-columns:2.1fr 1fr 1fr 1fr 1fr;
  gap:38px;
  padding:56px 0 46px;
}
.footer-brand-wrap .footer-head{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:16px;
}
.footer-logo-mark{
  background:var(--neon);
  color:var(--ink);
  width:42px;
  height:42px;
  border-radius:10px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  transform:rotate(-8deg);
}
.footer-brand-name{
  color:#fff;
  font-size:20px;
  font-weight:900;
  letter-spacing:-.02em;
}
.footer-about{
  color:#8C939D;
  font-size:15px;
  max-width:380px;
  line-height:1.85;
  margin-bottom:20px;
}
.footer-social{
  display:flex;
  gap:10px;
}
.footer-social a{
  width:38px;
  height:38px;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.14);
  display:flex;
  align-items:center;
  justify-content:center;
  color:#BCC2CB;
  font-size:16px;
}
.footer-social a:hover{
  background:var(--neon);
  color:var(--ink);
  border-color:var(--neon);
  transform:translateY(-2px);
}
.footer-col h4{
  color:var(--neon);
  font-size:14px;
  font-weight:700;
  letter-spacing:.14em;
  margin-bottom:14px;
  font-family:var(--font-en);
  text-transform:uppercase;
}
.footer-col ul li{
  margin-bottom:10px;
}
.footer-col ul a{
  color:#A0A6AF;
  font-size:14.5px;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.footer-col ul a::before{
  content:"";
  width:5px;
  height:5px;
  background:#5C636C;
  border-radius:50%;
  transition:background .2s;
}
.footer-col ul a:hover{
  color:var(--neon);
  transform:translateX(4px);
}
.footer-col ul a:hover::before{
  background:var(--neon);
}
.footer-divider{
  height:1px;
  background:rgba(255,255,255,.12);
  border:0;
  margin:0 0 24px;
}
.footer-bottom{
  padding:18px 0 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.footer-bottom-text{
  color:#616974;
  font-size:13px;
}
.footer-bottom-text a{
  color:#8A939D;
}
.footer-bottom-text a:hover{
  color:var(--neon);
}
.footer-brand-text{
  color:#D1D5DB;
  font-weight:700;
  font-family:var(--font-en);
  font-size:15px;
  letter-spacing:.08em;
}
.footer-brand-text i{
  color:var(--neon);
  margin-right:5px;
}
@media (max-width:991px){
  .app-sidebar{
    transform:translateX(-100%);
    box-shadow:none;
  }
  .app-sidebar.open{
    transform:translateX(0);
    box-shadow:30px 0 60px rgba(0,0,0,.3);
  }
  .main-wrap{width:100%}
  .mobile-topbar{
    display:flex;
  }
  .channel-topbar .container-wide{
    padding-left:20px;
    padding-right:20px;
  }
}
@media (max-width:1199px){
  .footer-main{
    grid-template-columns:2fr 1fr 1fr;
  }
}
@media (max-width:600px){
  body{font-size:15px}
  .hero-title{font-size:32px;line-height:1.18}
  .footer-main{
    grid-template-columns:1fr 1fr;
  }
  .footer-brand-wrap{
    grid-column:span 2;
  }
  .channel-en-name{display:none}
  .hero-btn-row .btn{width:100%}
  .live-mini-panel{
    grid-template-columns:1fr;
  }
  .section-header{
    display:block;
  }
  .card-meta-link{margin-top:6px}
}

/* reveal animation */
.fade-in-up{
  opacity:0;
  transform:translateY(12px);
}
.animated .fade-in-up{
  animation:fadeMove .4s ease forwards;
}
@keyframes fadeMove{
  to{
    opacity:1;
    transform:translateY(0);
  }
}

/* roulang page: category2 */
:root{
  --bg:#F5F6F8;
  --ink:#16181D;
  --card:#FFFFFF;
  --acid:#C8F135;
  --gray:#4A525B;
  --muted:#6E7680;
  --line:#E6E9ED;
  --dark-2:#1E252F;
  --radius:12px;
  --radius-sm:6px;
  --border:1px solid var(--line);
  --shadow:hidden;
  --font-body:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-display:"Oswald","Rajdhani","Arial Narrow","PingFang SC",sans-serif;
  --sidebar-w:272px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none;transition:all .2s ease}
a:hover{color:inherit}
button{font-family:inherit}
img{display:block;max-width:100%;height:auto}
ul,ol,li{margin:0;padding:0;list-style:none}
p{margin:0}
h1,h2,h3,h4,h5{margin:0;font-weight:800;color:var(--ink);line-height:1.25}
.container-wide,.container-cat{max-width:1320px;margin:0 auto;padding:0 26px;width:100%}
@media(min-width:1400px){.container-wide,.container-cat{padding:0 20px}}

/* 按钮 */
.btnx{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:48px;padding:0 28px;border-radius:var(--radius-sm);border:0;font-weight:700;font-size:15px;letter-spacing:.02em;cursor:pointer;transition:all .22s ease;white-space:nowrap}
.btnx-dark{background:var(--ink);color:#fff}
.btnx-dark:hover{background:var(--acid);color:var(--ink);box-shadow:0 8px 20px rgba(22,24,29,.16)}
.btnx-acid{background:var(--acid);color:var(--ink)}
.btnx-acid:hover{background:#d8fc5c;transform:translateY(-2px);box-shadow:0 10px 24px rgba(200,241,53,.28)}
.btnx-outline{background:transparent;border:1px solid rgba(255,255,255,.45);color:#fff}
.btnx-outline:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btnx-large{height:54px;padding:0 34px;font-size:16px}

/* App Shell 左侧导航 */
.page-main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
.app-sidebar{position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);background:var(--ink);color:#fff;z-index:1060;display:flex;flex-direction:column;padding:0;overflow:hidden}
.sidebar-top{padding:28px 22px 8px}
.side-brand{display:flex;align-items:center;gap:12px;padding:6px 4px}
.brand-icon{width:45px;height:45px;border-radius:14px;background:var(--acid);color:var(--ink);display:flex;align-items:center;justify-content:center;font-size:20px;flex:none;box-shadow:0 6px 16px rgba(200,241,53,.18)}
.brand-lockup{display:flex;flex-direction:column;line-height:1.25}
.brand-lockup strong{font-family:var(--font-display);font-size:24px;letter-spacing:.06em;font-weight:700;text-transform:lowercase}
.brand-lockup small{font-size:11px;letter-spacing:.18em;color:rgba(255,255,255,.55);margin-top:3px}
.sidebar-nav{flex:1;padding:6px 18px 0;overflow-y:auto;scrollbar-width:thin}
.nav-group-label{padding:22px 10px 7px;font-size:12px;text-transform:uppercase;letter-spacing:.14em;color:rgba(255,255,255,.35);font-weight:400}
.sidebar-nav ul li{margin:3px 0}
.side-link{display:flex;align-items:center;gap:13px;padding:10px 12px;border-radius:8px;color:rgba(255,255,255,.58);font-size:14.5px;line-height:1.4;position:relative;transition:all .2s}
.side-link i{width:20px;text-align:center;font-size:15px;opacity:.85}
.side-link:hover{color:#fff;background:rgba(255,255,255,.07)}
.side-link.active{color:#fff;background:rgba(255,255,255,.09);font-weight:700;padding-left:15px}
.side-link.active::before{content:"";position:absolute;left:-18px;top:8px;bottom:8px;width:4px;border-radius:0 3px 3px 0;background:var(--acid)}
.sidebar-meta{padding:18px 24px 22px;background:linear-gradient(180deg,rgba(255,255,255,0),rgba(255,255,255,.03));border-top:1px solid rgba(255,255,255,.08)}
.side-verify{display:inline-flex;align-items:center;gap:8px;font-size:12px;color:#fff;background:rgba(200,241,53,.14);padding:5px 12px;border-radius:999px;border:1px solid rgba(200,241,53,.18)}
.side-verify i{color:var(--acid)}
.side-domain{margin-top:9px;display:block;font-size:11px;letter-spacing:.06em;color:rgba(255,255,255,.3)}

/* 移动端顶部与抽屉 */
.mobile-header{display:none;position:sticky;top:0;z-index:1055;align-items:center;justify-content:space-between;background:var(--ink);color:#fff;min-height:62px;padding:0 18px;border-bottom:1px solid rgba(255,255,255,.08)}
.mobile-brand{display:flex;align-items:center;gap:12px;color:#fff}
.mobile-brand .brand-icon{width:34px;height:34px;font-size:15px;border-radius:9px}
.mobile-brand strong{font-family:var(--font-display);font-size:19px;letter-spacing:.04em}
.mobile-brand small{display:block;font-size:10px;opacity:.55;letter-spacing:.12em;line-height:1.2}
.menu-trigger{border:1px solid rgba(255,255,255,.16);background:transparent;color:#fff;width:42px;height:42px;border-radius:9px;font-size:19px;display:flex;align-items:center;justify-content:center}
.menu-trigger:hover{background:#fff;color:var(--ink)}
.sidebar-overlay{position:fixed;inset:0;background:rgba(10,10,12,.62);backdrop-filter:blur(2px);opacity:0;visibility:hidden;transition:all .3s;z-index:1050;cursor:pointer}
@media(max-width:991.98px){
  body.sidebar-open .app-sidebar{transform:translateX(0)}
  body.sidebar-open .sidebar-overlay{opacity:1;visibility:visible}
  .app-sidebar{transform:translateX(-100%);transition:transform .32s cubic-bezier(.22,.8,.34,1);width:276px}
  .page-main{margin-left:0}
  .mobile-header{display:flex}
  .cat-strip{padding-top:60px}
}

/* 黑底顶部通道 */
.cat-strip{background:var(--ink);color:#fff}
.cat-strip-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:60px;padding-top:12px;padding-bottom:12px}
.strip-left{font-size:14px;letter-spacing:.1em;color:rgba(255,255,255,.76)}
.strip-left strong{color:#fff;font-weight:700;margin-right:10px}
.strip-left i{font-style:normal;color:var(--acid);padding:0 10px}
.strip-en{font-family:var(--font-display);letter-spacing:.3em;font-weight:600;color:var(--acid);font-size:14px}

/* Hero */
.cat-hero{padding:78px 0 72px;position:relative;overflow:hidden}
.cat-hero::before{content:"";position:absolute;width:520px;height:520px;right:-180px;top:-185px;border-radius:50%;background:radial-gradient(circle,rgba(200,241,53,.16),transparent 68%);pointer-events:none}
.cat-hero-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:52px;align-items:center;position:relative}
.hero-kicker{display:inline-flex;align-items:center;gap:10px;background:#fff;border:var(--border);border-radius:999px;padding:6px 18px 6px 12px;color:var(--gray);font-size:13px;margin-bottom:22px}
.hero-kicker i{color:var(--ink);background:var(--acid);border-radius:50%;width:18px;height:18px;display:flex;align-items:center;justify-content:center;font-size:10px}
.hero-h1{font-size:clamp(34px,4.6vw,58px);font-weight:900;line-height:1.18;letter-spacing:-.02em}
.hero-h1 .accent{color:var(--ink);position:relative;white-space:nowrap}
.hero-h1 .accent em{font-style:normal;z-index:1;position:relative}
.hero-h1 .accent::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:12px;background:var(--acid);z-index:0;border-radius:3px}
.cat-hero .lead{font-size:17px;line-height:1.95;color:var(--gray);max-width:650px;margin:26px 0 30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-note{display:flex;align-items:center;gap:9px;width:100%;margin-top:20px;color:var(--muted);font-size:13px}
.hero-note i{color:var(--acid)}
.hero-metrics{margin-top:42px;display:flex;gap:0;border-top:1px solid var(--line)}
.metric{padding:20px 28px 0 0;margin-right:32px}
.metric b{display:block;font-family:var(--font-display);font-size:34px;font-weight:700;line-height:1.1;letter-spacing:.02em}
.metric b i{font-style:normal;color:var(--acid);margin-right:2px}
.metric span{font-size:13px;color:var(--gray);display:block;margin-top:2px;letter-spacing:.04em}
.hero-art-wrap{position:relative}
.hero-art{position:relative;border-radius:20px;overflow:hidden;border:var(--border);background:#dfe3e8;box-shadow:0 24px 60px rgba(22,24,29,.12)}
.hero-art img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .6s ease}
.hero-art:hover img{transform:scale(1.03)}
.hero-art::after{content:"";position:absolute;inset:auto 0 0 0;height:120px;background:linear-gradient(180deg,transparent,rgba(22,24,29,.32));pointer-events:none}
.art-tag{position:absolute;top:18px;left:18px;background:#fff;z-index:1;padding:6px 14px;border-radius:999px;font-size:13px;font-weight:700;display:flex;gap:9px;align-items:center;box-shadow:0 10px 28px rgba(22,24,29,.14)}
.art-tag i{color:var(--ink);font-size:14px}
.fly-chip{position:absolute;right:-16px;bottom:30px;background:var(--ink);color:#fff;padding:13px 18px;border-radius:12px;font-size:13px;z-index:2;box-shadow:0 14px 34px rgba(0,0,0,.24);display:flex;align-items:center;gap:10px;border-left:4px solid var(--acid)}
.fly-chip strong{font-family:var(--font-display);font-size:20px;color:var(--acid)}

/* Section */
.cat-section{padding:82px 0}
.section-head{max-width:760px;margin-bottom:46px}
.eyebrow{display:inline-flex;align-items:center;gap:12px;font-family:var(--font-display);letter-spacing:.18em;color:var(--gray);font-size:13px;text-transform:uppercase;font-weight:600}
.eyebrow::before{content:"";width:34px;height:3px;background:var(--acid)}
.section-title{font-size:clamp(28px,3.2vw,40px);font-weight:900;line-height:1.3;margin:14px 0 14px}
.section-desc{font-size:16px;color:var(--gray);line-height:1.9}

/* 卖点四块 */
.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.feature-card{position:relative;background:var(--card);border:var(--border);border-radius:var(--radius);padding:28px 24px 24px;overflow:hidden;transition:all .3s ease}
.feature-card:hover{transform:translateY(-4px);border-color:var(--acid);box-shadow:0 12px 26px rgba(22,24,29,.09)}
.feature-card::after{content:"";position:absolute;right:-26px;bottom:-26px;width:88px;height:88px;border-radius:50%;background:#f3f6f7;transition:background .3s;z-index:0}
.feature-card:hover::after{background:var(--acid)}
.f-num{position:absolute;right:12px;top:6px;font-family:var(--font-display);font-size:48px;line-height:1;font-weight:700;color:#1d2126;opacity:.08;transition:all .3s;z-index:1}
.feature-ico{width:46px;height:46px;border-radius:12px;background:var(--ink);color:var(--acid);display:flex;align-items:center;justify-content:center;font-size:18px;z-index:1;position:relative;margin-bottom:22px}
.feature-card h3{font-size:19px;font-weight:800;margin-bottom:12px;z-index:1;position:relative}
.feature-card p{font-size:14px;line-height:1.8;color:var(--gray);z-index:1;position:relative}

/* 深色方法模块 */
.training-deep{background:var(--ink);color:#fff;border-radius:26px;padding:76px 64px;overflow:hidden;position:relative}
.training-deep::before{content:"";position:absolute;top:-80px;right:-70px;width:330px;height:330px;border-radius:50%;background:rgba(200,241,53,.06);pointer-events:none}
.deep-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:42px;color:#fff}
.deep-head .section-title{color:#fff}
.deep-head .eyebrow{color:rgba(255,255,255,.55)}
.deep-head .eyebrow::before{background:var(--acid)}
.deep-lead{max-width:520px;color:rgba(255,255,255,.62);font-size:15px;line-height:1.8}
.training-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}
.method-card{background:var(--dark-2);border-radius:18px;overflow:hidden;border:1px solid rgba(255,255,255,.08);height:100%;display:flex;flex-direction:column;transition:all .3s}
.method-card:hover{transform:translateY(-4px);border-color:rgba(200,241,53,.5);box-shadow:0 18px 30px rgba(0,0,0,.3)}
.method-media{height:210px;overflow:hidden;position:relative}
.method-media::after{content:"";position:absolute;inset:auto 0 0 0;height:60px;background:linear-gradient(180deg,transparent,rgba(30,37,47,.92))}
.method-media img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease}
.method-card:hover .method-media img{transform:scale(1.06)}
.method-body{padding:24px 26px 26px;flex:1;display:flex;flex-direction:column}
.phase-pill{align-self:flex-start;background:rgba(200,241,53,.14);border:1px solid rgba(200,241,53,.22);color:var(--acid);border-radius:999px;font-size:12px;letter-spacing:.12em;padding:4px 12px;margin-bottom:14px;font-family:var(--font-display)}
.method-body h3{color:#fff;font-size:22px;margin-bottom:10px;font-weight:800}
.method-body p{color:rgba(255,255,255,.58);font-size:15px;line-height:1.85;margin-top:auto}
.method-body p:not(:first-of-type){margin-top:8px}
.more-link{margin-top:18px;display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:#fff}
.more-link i{color:var(--acid);transition:transform .2s}
.more-link:hover i{transform:translateX(4px)}
@media(max-width:768px){.training-grid{grid-template-columns:1fr}.training-deep{padding:54px 26px}}
@media(min-width:1400px){.method-card:nth-child(even){transform:translateY(24px)}.method-card:nth-child(even):hover{transform:translateY(20px)}}

/* 适合人群 列表式 */
.people-section{padding-bottom:0}
.people-list{max-width:1100px}
.people-row{display:grid;grid-template-columns:210px 1fr;gap:30px;padding:34px 4px;border-bottom:1px dashed var(--line)}
.people-row:first-child{border-top:1px solid var(--line)}
.people-side strong{font-family:var(--font-display);font-size:45px;font-weight:700;color:transparent;-webkit-text-stroke:1px var(--ink);display:block;line-height:1}
.people-side span{display:inline-block;margin-top:6px;background:var(--acid);color:var(--ink);padding:3px 10px;font-size:13px;font-weight:800;border-radius:5px}
.people-main h3{font-size:20px;margin-bottom:6px}
.people-main p{color:var(--gray);font-size:15px;max-width:760px;line-height:1.9}
.people-main b{color:var(--ink)}
@media(max-width:767px){.people-row{grid-template-columns:1fr;gap:12px;padding:24px 2px}.people-side strong{font-size:38px}}

/* 四步阶段 */
.journey-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;margin-top:28px;position:relative}
.journey-grid::before{content:"";position:absolute;top:56px;left:8%;right:8%;border-top:2px dashed var(--line)}
.journey-step{background:var(--card);border:var(--border);border-radius:var(--radius);padding:30px 24px;position:relative;z-index:1;transition:all .3s ease}
.journey-step:hover{border-color:var(--acid);box-shadow:0 10px 24px rgba(22,24,29,.08);transform:translateY(-3px)}
.journey-ico{width:80px;height:80px;margin:0 auto 20px;border-radius:50%;background:var(--ink);color:var(--acid);display:flex;text-align:center;align-items:center;justify-content:center;position:relative}
.journey-ico span{font-family:var(--font-display);font-size:24px;font-weight:600}
.journey-num{position:absolute;top:30px;left:-8px;background:var(--acid);width:28px;height:28px;font-size:12px;font-weight:900;border-radius:50%;color:var(--ink);display:flex;align-items:center;justify-content:center;border:3px solid var(--bg);line-height:1}
.journey-step h3{font-size:17px;text-align:center;color:#111;font-weight:800;margin-bottom:8px}
.journey-step p{font-size:14px;color:var(--gray);text-align:center;line-height:1.85}
@media(max-width:991px){.journey-grid{grid-template-columns:repeat(2,1fr)}.journey-grid::before{display:none}}
@media(max-width:520px){.journey-grid{grid-template-columns:1fr}.journey-step{display:flex;gap:16px;text-align:left}.journey-ico{margin:0 0 0 -6px}.journey-ico span{font-size:18px}.journey-ico{width:64px;height:64px}.journey-num{top:18px}.journey-step h3,.journey-step p{text-align:left}}

/* FAQ 区块 */
.faq-block{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.faq-width{max-width:900px;margin:0 auto}
.faq-head{text-align:center;margin-bottom:38px}
.faq-head .eyebrow::before{display:none}
.faq-head .eyebrow{align-items:center;justify-content:center;background:var(--acid);color:var(--ink);border-radius:999px;padding:6px 18px;font-weight:700;letter-spacing:.06em}
.faq-width .accordion-item{border:0;border-bottom:1px solid var(--line);border-radius:0 !important;background:transparent}
.faq-width .accordion-button{background:transparent !important;box-shadow:none !important;padding:24px 44px 24px 0;font-size:17px;font-weight:800;color:var(--ink)}
.faq-width .accordion-button .q-badge{flex:none;width:26px;height:26px;border-radius:8px;background:var(--ink);color:var(--acid);font-family:var(--font-display);font-size:15px;display:inline-flex;align-items:center;justify-content:center;margin-right:14px}
.faq-width .accordion-button::after{content:"+";width:34px;height:34px;background:var(--acid);color:var(--ink);border-radius:50%;background-image:none;transform:none;font-size:18px;line-height:34px;text-align:center;font-weight:800;transition:all .2s}
.faq-width .accordion-button:not(.collapsed)::after{content:"×";font-size:17px;background:var(--ink);color:#fff;box-shadow:none}
.faq-width .accordion-body{color:var(--gray);font-size:15px;line-height:1.95;padding:8px 46px 28px 40px}
.faq-width .accordion-body .a-icon{color:var(--ink);font-weight:900;font-family:var(--font-display);margin-right:6px}

/* 相关分类磁贴 */
.channel-panel{margin-top:24px;background:#eaedf0;border:1px solid #e0e4e9;border-radius:20px;padding:54px 30px;text-align:center}
.channel-panel .section-title{margin-bottom:10px}
.channel-panel .section-desc{margin-bottom:26px}
.channel-pills{display:flex;flex-wrap:wrap;justify-content:center;gap:14px}
.channel-pill{display:inline-flex;align-items:center;gap:10px;background:#fff;border:1px solid #e1e4e8;border-radius:999px;padding:11px 24px;font-size:15px;font-weight:700;color:var(--ink);transition:all .22s}
.channel-pill i{color:var(--gray);font-size:13px}
.channel-pill:hover{border-color:var(--ink);box-shadow:0 8px 18px rgba(0,0,0,.09)}
.channel-pill.is-active{background:var(--ink);border-color:var(--ink);color:#fff;pointer-events:none}
.channel-pill.is-active i{color:var(--acid)}
/* CTA */
.cta-banner{position:relative;overflow:hidden;border-radius:0;margin:30px 0 0;padding:0;background-color:var(--ink)}
.cta-content{position:relative;z-index:2;background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;padding:90px 26px;display:flex;justify-content:center;text-align:center}
.cta-content::before{content:"";position:absolute;inset:0;background:linear-gradient(130deg,rgba(22,24,29,.72),rgba(22,24,29,.98));z-index:-1}
.cta-inner{max-width:820px}
.cta-inner h2{color:#fff;font-size:clamp(30px,4vw,48px);font-weight:900;line-height:1.25;margin-bottom:16px}
.cta-inner h2 span{color:var(--acid)}
.cta-inner p{color:rgba(255,255,255,.72);font-size:16px;max-width:680px;margin:0 auto 30px}
.cta-btns{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-bottom:14px}
.cta-tip{color:rgba(255,255,255,.45);font-size:13px;display:flex;gap:8px;justify-content:center;align-items:center;}
.cta-tip i{color:var(--acid)}

/* Footer */
.site-footer{width:100%;background:var(--ink);color:#fff;margin-top:auto}
.site-footer .container-wide{padding-top:78px;padding-bottom:30px}
.footer-decor{display:flex;align-items:center;gap:36px;color:rgba(255,255,255,.8)}
.footer-decor .f-arrows{display:flex;align-items:center;gap:18px}
.footer-decor .f-arrows i{color:var(--acid);font-size:24px}
.footer-decor h3{color:#fff;font-size:clamp(22px,2.4vw,33px);font-weight:900;line-height:1.4;margin:0}
.footer-main{display:grid;grid-template-columns:1.3fr .8fr .9fr .8fr .9fr;gap:28px;padding:48px 0 30px;border-top:1px solid rgba(255,255,255,.12);margin-top:38px}
.footer-about{color:rgba(255,255,255,.5);font-size:14px;line-height:1.9;max-width:330px;margin-top:16px}
.footer-brand-wrap h4,.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:800}
.footer-col h4::after{content:"";display:block;width:28px;height:3px;background:var(--acid);margin-top:9px;border-radius:2px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{color:rgba(255,255,255,.5);font-size:14px;transition:all .2s}
.footer-col ul li a:hover{color:var(--acid);padding-left:5px}
.footer-social{display:flex;gap:12px;margin-top:20px}
.footer-social a{width:40px;height:40px;border:1px solid rgba(255,255,255,.16);border-radius:50%;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.7);font-size:15px;transition:all .2s}
.footer-social a:hover{background:var(--acid);border-color:var(--acid);color:var(--ink);transform:translateY(-2px)}
.footer-divider{height:2px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.06),transparent)}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:rgba(255,255,255,.38);font-size:13px;padding-top:26px}
.footer-bottom .brand-mark{color:rgba(255,255,255,.7)}
.footer-bottom .tech-domain{letter-spacing:.06em}
@media(max-width:1199px){.footer-main{grid-template-columns:1fr 1fr 1fr}}
@media(max-width:767px){.footer-main{grid-template-columns:1fr 1fr;gap:28px 18px}.footer-brand-wrap{grid-column:1/-1}.footer-decor{flex-wrap:wrap;gap:16px}}
@media(max-width:520px){.footer-main{grid-template-columns:1fr}}

/* 响应式 Grid */
@media(max-width:1199px){
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
  .cat-hero-grid{grid-template-columns:minmax(0,1fr) minmax(0,.9fr);gap:34px}
  .journey-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:767px){
  .cat-hero{padding:42px 0 50px}
  .cat-hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-h1{font-size:33px}
  .hero-metrics{flex-wrap:wrap;gap:18px 0;margin-top:30px}
  .metric{margin-right:20px}
  .feature-grid{grid-template-columns:1fr}
  .cat-section{padding:54px 0}
  .section-title{font-size:26px}
  .training-deep{margin:0 -4px;padding:48px 12px;border-radius:18px}
  .cta-content{padding:68px 20px}
  .init-pill{white-space:nowrap}
}
@media(max-width:520px){
  .cat-strip-inner{display:flex;flex-direction:column;align-items:flex-start;gap:4px;padding-top:10px;padding-bottom:10px}
  .footer-bottom{flex-direction:column}
}

/* roulang page: category3 */
:root {
            --bg: #F5F6F8;
            --white: #FFFFFF;
            --ink: #16181D;
            --ink-2: #2A2E36;
            --text: #444B54;
            --text-light: #8A919C;
            --line: #E6E9ED;
            --line-2: #DCE1E6;
            --mint: #C8F135;
            --mint-light: #EFFAD3;
            --aqua: #2FA4A0;
            --radius: 12px;
            --radius-sm: 6px;
            --shadow: 0 10px 25px rgba(0,0,0,.08);
            --sidebar-w: 272px;
            --font-cn: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
            --font-num: "Rajdhani","Oswald","Arial Narrow",sans-serif;
        }

        * { box-sizing: border-box; }

        html { scroll-behavior: smooth; }

        body {
            margin: 0;
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--ink);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

        img { max-width: 100%; display: block; }

        a { text-decoration: none; color: inherit; }

        ul, ol { list-style: none; padding: 0; margin: 0; }

        button, input { font-family: inherit; }

        body.nav-open { overflow: hidden; }

        .container-wide {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 32px;
            padding-right: 32px;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            font-family: var(--font-num);
            font-size: 15px;
            font-weight: 700;
            letter-spacing: .22em;
            color: var(--ink);
            text-transform: uppercase;
        }

        .section-label::before {
            content: "";
            width: 26px;
            height: 3px;
            background: var(--mint);
            border-radius: 99px;
        }

        .section-title {
            margin-top: 14px;
            font-weight: 900;
            font-size: clamp(30px, 3.4vw, 44px);
            line-height: 1.25;
            letter-spacing: -0.02em;
            color: var(--ink);
        }

        .section-desc {
            max-width: 720px;
            color: var(--text);
            font-size: 16px;
            margin-top: 16px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            min-height: 48px;
            padding: 14px 30px;
            border: 1px solid transparent;
            border-radius: var(--radius-sm);
            font-weight: 800;
            letter-spacing: .04em;
            transition: all .25s ease;
            cursor: pointer;
            line-height: 1;
        }

        .btn-mint {
            background: var(--mint);
            color: var(--ink);
            border-color: var(--mint);
        }

        .btn-mint:hover {
            background: var(--ink);
            color: #fff;
            border-color: var(--ink);
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }

        .btn-ink {
            background: var(--ink);
            color: var(--white);
            border-color: var(--ink);
        }

        .btn-ink:hover {
            background: var(--mint);
            color: var(--ink);
            border-color: var(--mint);
            transform: translateY(-2px);
        }

        .btn-line {
            background: transparent;
            color: var(--white);
            border-color: rgba(255, 255, 255, .55);
        }

        .btn-line:hover {
            background: var(--mint);
            border-color: var(--mint);
            color: var(--ink);
        }

        .btn-outline {
            background: var(--white);
            color: var(--ink);
            border-color: var(--line-2);
        }

        .btn-outline:hover {
            border-color: var(--ink);
            background: var(--ink);
            color: #fff;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 800;
            color: var(--ink);
            border-bottom: 1px solid transparent;
            transition: all .25s ease;
        }

        .text-link i {
            transition: transform .25s ease;
        }

        .text-link:hover {
            border-color: var(--mint);
        }

        .text-link:hover i {
            transform: translateX(4px);
        }

        /* ===== 左侧应用导航 ===== */
        .app-sidebar {
            position: fixed;
            left: 0;
            top: 0;
            z-index: 1080;
            width: var(--sidebar-w);
            height: 100vh;
            background: var(--ink);
            color: #E8EAEE;
            display: flex;
            flex-direction: column;
            padding: 0;
        }

        .sidebar-brand {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            padding: 30px 22px 12px 24px;
        }

        .brand-box {
            width: 42px;
            height: 42px;
            background: var(--mint);
            color: var(--ink);
            border-radius: 12px;
            display: grid;
            place-items: center;
            font-size: 22px;
        }

        .brand-name {
            width: calc(100% - 54px);
            font-size: 26px;
            font-weight: 900;
            letter-spacing: .22em;
            line-height: 1;
            color: #fff;
            font-family: var(--font-num);
        }

        .brand-sub {
            width: 100%;
            color: #9DA3AE;
            font-size: 12px;
            letter-spacing: .18em;
            margin-top: 2px;
            padding-left: 54px;
        }

        .sidebar-close {
            display: none;
            position: absolute;
            top: 20px;
            right: 18px;
            background: transparent;
            border: 0;
            color: #fff;
            font-size: 24px;
        }

        .side-scroll {
            padding: 12px 0 24px;
            margin-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, .08);
            flex: 1 1 auto;
            overflow-y: auto;
        }

        .side-group {
            margin: 26px 22px 6px;
            color: #9BA0AA;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: .14em;
        }

        .sidebar-nav ul { display: block; }

        .side-link {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 13px 24px 13px 26px;
            color: #C6CAD1;
            font-size: 16px;
            font-weight: 600;
            position: relative;
            border-left: 4px solid transparent;
            transition: all .2s;
        }

        .side-link i {
            width: 24px;
            text-align: center;
            color: #9BA0AA;
            font-size: 17px;
            transition: color .2s;
        }

        .side-link:hover {
            background: rgba(255, 255, 255, .06);
            color: #fff;
        }

        .side-link.active {
            color: #fff;
            background: rgba(200, 241, 53, .08);
            border-left-color: var(--mint);
            font-weight: 800;
        }

        .side-link.active i {
            color: var(--mint);
        }

        .sidebar-foot {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 22px 26px 30px;
            background: #111318;
        }

        .secure-label {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 6px 12px;
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: 99px;
            font-size: 13px;
            color: #DDE0E6;
            background: rgba(255, 255, 255, .04);
        }

        .secure-label i {
            color: var(--mint);
        }

        .sidebar-copy {
            margin-top: 14px;
            font-size: 12px;
            color: #7d838e;
            letter-spacing: .04em;
        }

        .sidebar-mask {
            display: none;
        }

        /* ===== 移动端顶栏 ===== */
        .mobile-topbar {
            display: none;
            position: fixed;
            left: 0;
            top: 0;
            right: 0;
            z-index: 1070;
            height: 62px;
            background: var(--ink);
            color: #fff;
            align-items: center;
            gap: 14px;
            padding: 0 20px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, .2);
        }

        .mobile-burger {
            background: transparent;
            border: 0;
            color: #fff;
            font-size: 22px;
            width: 42px;
            height: 42px;
            border-radius: 8px;
        }

        .mobile-burger:hover {
            background: rgba(255, 255, 255, .08);
        }

        .mobile-logo {
            font-weight: 900;
            font-size: 20px;
            letter-spacing: .08em;
            color: #fff;
        }

        .mobile-logo small {
            font-weight: 400;
            font-size: 12px;
            color: #A9AFB8;
            margin-left: 10px;
            letter-spacing: .12em;
        }

        /* ===== 主内容区 ===== */
        .content-shell {
            margin-left: var(--sidebar-w);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        .page-main {
            flex: 1 1 auto;
        }

        /* ===== 分类顶部黑条 ===== */
        .cat-chrome {
            background: var(--ink);
            height: 60px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 0;
            padding-bottom: 0;
        }

        .cat-chrome-left {
            font-size: 15px;
            letter-spacing: .08em;
            color: #E8EAEE;
        }

        .cat-chrome-left strong {
            color: var(--mint);
            font-weight: 900;
        }

        .cat-chrome-right {
            font-family: var(--font-num);
            font-weight: 700;
            letter-spacing: .18em;
            text-transform: uppercase;
            color: #9BA0AA;
        }

        .breadcrumbs {
            font-size: 13px;
            color: var(--text-light);
            background: var(--bg);
            padding-top: 18px;
        }

        .breadcrumbs a {
            color: var(--text);
            transition: color .2s;
        }

        .breadcrumbs a:hover {
            color: var(--ink);
            border-bottom: 1px solid var(--mint);
        }

        /* ===== Hero ===== */
        .category-hero {
            background: var(--bg);
            padding: 66px 0 54px;
            border-bottom: 1px solid var(--line);
            overflow: hidden;
        }

        .category-hero-grid {
            display: grid;
            grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr);
            gap: 52px;
            align-items: center;
        }

        .category-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: var(--text);
            font-size: 14px;
            font-weight: 700;
            letter-spacing: .16em;
            background: #fff;
            border: 1px solid var(--line);
            box-shadow: 0 2px 0 rgba(22,24,29,.03);
            padding: 8px 18px;
            border-radius: 99px;
            margin-bottom: 20px;
        }

        .category-eyebrow i {
            color: var(--mint);
            background: var(--ink);
            width: 22px;
            height: 22px;
            display: inline-grid;
            place-items: center;
            border-radius: 50%;
            font-size: 11px;
        }

        .category-hero h1 {
            font-size: clamp(42px, 6vw, 66px);
            font-weight: 900;
            line-height: 1.08;
            letter-spacing: -0.03em;
            color: var(--ink);
            margin: 0 0 18px;
        }

        .category-hero h1 strong {
            display: block;
            font-weight: 900;
            color: var(--ink-2);
        }

        .category-hero h1 strong span {
            color: var(--aqua);
            background: linear-gradient(180deg, transparent 65%, var(--mint) 0);
        }

        .category-hero p {
            max-width: 620px;
            color: var(--text);
            font-size: 17px;
            line-height: 1.85;
            margin-bottom: 0;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 30px;
        }

        .hero-media {
            position: relative;
        }

        .hero-media::before {
            content: "";
            display: block;
            height: calc(100% - 18px);
            width: calc(100% - 18px);
            position: absolute;
            top: 18px;
            right: 18px;
            border: 2px solid var(--mint);
            border-radius: 18px;
            z-index: 0;
        }

        .hero-media img {
            position: relative;
            z-index: 1;
            width: 100%;
            aspect-ratio: 4 / 4.3;
            object-fit: cover;
            border-radius: 18px;
            box-shadow: 0 16px 38px rgba(22, 24, 29, .14);
        }

        .hero-float-card {
            position: absolute;
            z-index: 2;
            left: -24px;
            bottom: -22px;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 14px 18px;
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            font-weight: 800;
            color: var(--ink);
        }

        .hero-float-card i {
            color: var(--mint);
            font-size: 20px;
            background: var(--ink);
            border-radius: 50%;
            width: 30px;
            height: 30px;
            display: grid;
            place-items: center;
            font-size: 13px;
        }

        ·category-intro-note {
            margin: -20px 0 0;
            text-align: center;
            font-style: italic;
            color: var(--text);
        }

        .category-intro {
            padding: 44px 0 30px;
            background: var(--bg);
        }

        .intro-card {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--white);
            border: 1px solid var(--line);
            border-left: 4px solid var(--mint);
            border-radius: 0 var(--radius) var(--radius) 0;
            padding: 26px 32px;
            font-size: 17px;
            color: var(--text);
            box-shadow: 0 6px 20px rgba(0,0,0,.02);
        }

        .intro-card i {
            font-size: 30px;
            color: var(--ink);
        }

        .intro-card p {
            margin: 0;
        }

        /* ===== 活动专题 ===== */
        .event-section {
            padding: 88px 0 76px;
            background: var(--white);
        }

        .section-head {
            margin-bottom: 36px;
        }

        .event-mosaic {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 24px;
        }

        .event-tile {
            grid-column: span 5;
            background: var(--bg);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            overflow: hidden;
            transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
            display: flex;
            flex-direction: column;
        }

        .event-tile.wide {
            grid-column: span 7;
        }

        .event-tile:hover {
            transform: translateY(-6px);
            border-color: var(--mint);
            box-shadow: var(--shadow);
        }

        .event-media {
            position: relative;
            overflow: hidden;
        }

        .event-media img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .event-tile:hover .event-media img {
            transform: scale(1.04);
        }

        .event-media .event-label {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--mint);
            color: var(--ink);
            font-size: 13px;
            font-weight: 900;
            padding: 5px 14px;
            border-radius: 999px;
            box-shadow: 0 2px 10px rgba(0,0,0,.15);
        }

        .event-media .event-label.dark {
            background: var(--ink);
            color: #fff;
        }

        .event-body {
            padding: 24px 26px 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .event-body h3 {
            font-size: 25px;
            font-weight: 900;
            line-height: 1.35;
            margin-bottom: 10px;
            color: var(--ink);
        }

        .event-body p {
            font-size: 15px;
            line-height: 1.85;
            color: var(--text);
            margin-bottom: 20px;
            flex: 1;
        }

        .event-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            color: var(--text-light);
            font-size: 13px;
            margin-bottom: 14px;
        }

        .event-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* ===== 四步流程 ===== */
        .process-panel {
            background: var(--ink);
            color: #fff;
            padding: 90px 0;
            position: relative;
            overflow: hidden;
        }

        .process-panel .section-label {
            color: var(--mint);
        }

        .process-panel .section-title {
            color: #fff;
        }

        .process-panel .section-desc {
            color: #C3C8D0;
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            margin-top: 54px;
            counter-reset: process;
        }

        .process-item {
            position: relative;
            border-top: 1px solid rgba(255,255,255,.15);
            padding: 30px 26px 0 0;
        }

        .process-item .step-num {
            font-family: var(--font-num);
            font-size: 46px;
            font-weight: 900;
            line-height: .9;
            display: block;
            color: var(--mint);
            margin-bottom: 18px;
        }

        .process-item h3 {
            font-size: 20px;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .process-item p {
            color: #C2C7CF;
            font-size: 15px;
            margin: 0;
            max-width: 280px;
        }

        .process-item::after {
            content: "\f178";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            top: 34px;
            right: 2px;
            color: var(--mint);
            opacity: .6;
            transition: transform .3s ease;
        }

        .process-item:hover::after {
            transform: translateX(6px);
        }

        /* ===== 分类营销详情 ===== */
        .split-feature {
            padding: 90px 0;
            background: var(--bg);
        }

        .split-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
            margin-bottom: 70px;
        }

        .split-block:last-child {
            margin-bottom: 0;
        }

        .split-block.reversed .split-text {
            order: 1;
        }

        .split-block.reversed .split-media {
            order: 2;
        }

        .split-media {
            position: relative;
        }

        .split-media::before {
            content: "";
            position: absolute;
            border: 2px solid var(--mint);
            width: 76%;
            height: 76%;
            top: 18px;
            left: -18px;
            border-radius: 18px;
            z-index: 0;
        }

        .split-media img {
            position: relative;
            z-index: 1;
            width: 100%;
            aspect-ratio: 1.32;
            object-fit: cover;
            border-radius: 18px;
            border: 1px solid var(--line);
            box-shadow: 0 16px 36px rgba(22,24,29,.08);
        }

        .split-text h2 {
            font-size: clamp(27px, 3vw, 38px);
            font-weight: 900;
            line-height: 1.3;
            color: var(--ink);
            margin: 18px 0 16px;
        }

        .split-tag {
            display: inline-block;
            background: var(--mint-light);
            color: var(--ink);
            border-radius: 999px;
            font-size: 13px;
            font-weight: 800;
            padding: 6px 16px;
        }

        .split-text p {
            color: var(--text);
            line-height: 1.9;
            margin-bottom: 20px;
        }

        .check-list {
            margin: 0 0 28px;
        }

        .check-list li {
            position: relative;
            padding-left: 30px;
            color: var(--text);
            line-height: 2;
        }

        .check-list li::before {
            content: "\f00c";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            color: var(--ink);
            position: absolute;
            left: 0;
            top: 1px;
            background: var(--mint);
            border-radius: 50%;
            width: 20px;
            height: 20px;
            display: grid;
            place-items: center;
            font-size: 10px;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--white);
            padding: 90px 0;
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        .faq-wrap {
            max-width: 860px;
            margin: 48px auto 0;
        }

        .faq-accordion .accordion-item {
            background: transparent;
            border: 0;
            border-radius: 0;
            border-bottom: 1px solid var(--line);
        }

        .faq-accordion .accordion-button {
            background: transparent;
            box-shadow: none;
            color: var(--ink);
            font-weight: 800;
            font-size: 18px;
            padding: 24px 60px 24px 0;
            border-radius: 0;
            line-height: 1.55;
            transition: color .2s;
        }

        .faq-accordion .accordion-button:hover {
            color: var(--ink-2);
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--ink);
        }

        .faq-accordion .accordion-button:focus,
        .faq-accordion .accordion-button:not(.collapsed):focus {
            box-shadow: none;
        }

        .faq-accordion .accordion-button::after {
            content: "+";
            background: none;
            font-family: var(--font-cn);
            font-weight: 400;
            color: var(--ink);
            width: 28px;
            height: 28px;
            display: grid;
            place-items: center;
            border: 1px solid var(--line-2);
            border-radius: 50%;
            font-size: 20px;
            line-height: 1;
            transition: all .3s ease;
            position: absolute;
            right: 10px;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            content: "\00d7";
            transform: none;
            color: var(--mint);
            border-color: var(--ink);
            background: var(--ink);
        }

        .qa-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: var(--mint);
            color: var(--ink);
            font-family: var(--font-num);
            font-weight: 900;
            font-size: 17px;
            margin-right: 16px;
            flex: 0 0 auto;
        }

        .faq-accordion .accordion-body {
            padding: 4px 0 26px;
            font-size: 15px;
            color: var(--text);
            line-height: 1.9;
        }

        .qa-answer {
            padding-left: 50px;
        }

        /* ===== 相关分类 ===== */
        .relative-cats {
            background: #EEF0F3;
            padding: 44px 0;
        }

        .relative-cats-inner {
            text-align: center;
        }

        .relative-cats-inner p {
            margin-bottom: 18px;
            color: var(--text);
            font-weight: 800;
            letter-spacing: .04em;
        }

        .pill-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 12px;
        }

        .pill-link {
            background: #fff;
            color: var(--ink);
            border: 1px solid var(--line-2);
            border-radius: 999px;
            padding: 10px 22px;
            font-weight: 700;
            font-size: 15px;
            transition: all .25s;
        }

        .pill-link:hover {
            border-color: var(--ink);
            transform: translateY(-2px);
        }

        .pill-link.current {
            background: var(--ink);
            color: var(--mint);
            border-color: var(--ink);
            pointer-events: none;
        }

        /* ===== CTA ===== */
        .end-cta {
            background: var(--ink);
            color: #fff;
            padding: 100px 0 90px;
            position: relative;
        }

        .end-cta .cta-head {
            text-align: center;
            margin-bottom: 46px;
        }

        .end-cta .cta-head h2 {
            color: #fff;
            font-size: clamp(38px, 5vw, 56px);
            font-weight: 900;
            letter-spacing: -.02em;
            margin: 0 0 12px;
        }

        .end-cta .cta-head p {
            color: #B7BDC6;
            font-size: 17px;
            margin: 0 auto;
            max-width: 680px;
        }

        .cta-form {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 12px;
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-form .form-tel {
            flex: 1 1 300px;
            background: #fff;
            border: 1px solid rgba(255, 255, 255, .2);
            border-radius: var(--radius-sm);
            padding: 14px 20px;
            font-size: 15px;
            color: var(--ink);
            outline: none;
            min-height: 52px;
        }

        .cta-form .form-tel:focus {
            border-color: var(--mint);
            box-shadow: 0 0 0 4px rgba(200, 241, 53, .16);
        }

        .cta-form .form-tel::placeholder {
            color: #A5AAB3;
        }

        .cta-notice {
            text-align: center;
            color: #8C939E;
            font-size: 13px;
            margin-top: 18px;
            width: 100%;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--ink);
            color: #C9CDD4;
            border-top: 1px solid rgba(255,255,255,.08);
        }

        .site-footer .container-wide {
            padding-top: 72px;
            padding-bottom: 32px;
        }

        .footer-main {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 48px;
        }

        .footer-brand-wrap .footer-logo-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
        }

        .footer-logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--mint);
            color: var(--ink);
            display: grid;
            place-items: center;
            font-size: 17px;
        }

        .footer-brand-name {
            font-size: 22px;
            color: #fff;
            font-weight: 900;
            letter-spacing: .08em;
            font-family: var(--font-num);
        }

        .footer-about {
            color: #A2A8B3;
            font-size: 14px;
            line-height: 1.8;
            max-width: 360px;
            margin: 14px 0 18px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            display: grid;
            place-items: center;
            background: rgba(255,255,255,.05);
            color: #DFE2E7;
            border-radius: 10px;
            border: 1px solid rgba(255,255,255,.1);
            transition: all .2s;
        }

        .footer-social a:hover {
            background: var(--mint);
            color: var(--ink);
            transform: translateY(-3px);
        }

        .footer-col h4 {
            color: #F0F2F6;
            font-size: 16px;
            font-weight: 800;
            margin-bottom: 18px;
        }

        .footer-col ul li {
            margin-bottom: 12px;
        }

        .footer-col a {
            color: #A6ACB7;
            font-size: 14px;
            transition: color .2s;
        }

        .footer-col a:hover {
            color: var(--mint);
        }

        .footer-divider {
            margin: 48px 0 24px;
            border-top: 1px solid rgba(255,255,255,.12);
            position: relative;
        }

        .footer-divider::after {
            content: "";
            display: block;
            width: 86px;
            height: 4px;
            margin-top: -1px;
            background: var(--mint);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            flex-wrap: wrap;
            color: #7E8692;
            font-size: 13px;
        }

        .footer-copy {
            color: #A8AEB8;
        }

        .footer-domain {
            font-family: var(--font-num);
            letter-spacing: .1em;
            color: #7E8692;
        }

        /* ===== 页面入场动效 ===== */
        .fade-up {
            opacity: 0;
            animation: fadeUp .4s ease forwards;
        }

        .delay-1 { animation-delay: .1s; }
        .delay-2 { animation-delay: .2s; }
        .delay-3 { animation-delay: .3s; }

        @keyframes fadeUp {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @media (prefers-reduced-motion: reduce) {
            * { animation: none !important; transition: none !important; }
            html { scroll-behavior: auto; }
        }

        /* ===== 响应式 ===== */
        @media (min-width: 1200px) and (max-width: 1360px) {
            .container-wide {
                max-width: 1160px;
            }
        }

        @media (min-width: 992px) and (max-width: 1199px) {
            .event-tile { grid-column: span 6; }
            .event-tile.wide { grid-column: span 6; }
            .process-steps { grid-template-columns: repeat(2, 1fr); gap: 34px; }
            .process-item::after { display: none; }
            .split-block { gap: 40px; }
            .footer-main { grid-template-columns: 1.6fr 1fr 1fr 1fr; }
        }

        @media (max-width: 991.98px) {
            .app-sidebar {
                transform: translateX(-110%);
                transition: transform .3s cubic-bezier(.45,.05,.25,1);
                box-shadow: 0 0 60px rgba(0,0,0,.35);
            }

            .app-sidebar.open {
                transform: translateX(0);
            }

            .sidebar-close { display: block; }

            .sidebar-mask {
                display: block;
                position: fixed;
                inset: 0;
                z-index: 1060;
                visibility: hidden;
                opacity: 0;
                background: rgba(22, 24, 29, .6);
                transition: all .3s;
            }

            .sidebar-mask.open {
                visibility: visible;
                opacity: 1;
            }

            .mobile-topbar { display: flex; }

            .content-shell {
                margin-left: 0;
                padding-top: 62px;
            }

            .cat-chrome { height: 56px; }

            .category-hero { padding: 44px 0 36px; }

            .category-hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .hero-media {
                max-width: 620px;
            }

            .event-tile,
            .event-tile.wide { grid-column: span 6; }

            .split-block,
            .split-block.reversed {
                grid-template-columns: 1fr;
            }

            .split-block.reversed .split-media {
                order: 1;
            }

            .split-block.reversed .split-text {
                order: 2;
            }

            .footer-main {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }

        @media (max-width: 767.98px) {
            .container-wide {
                padding-left: 20px;
                padding-right: 20px;
            }

            .cat-chrome-left {
                font-size: 14px;
            }

            .category-hero h1 {
                font-size: 38px;
            }

            .event-tile,
            .event-tile.wide { grid-column: span 12; }

            .section-title {
                font-size: 30px;
            }

            .section-desc {
                font-size: 15px;
            }

            .process-panel,
            .split-feature,
            .faq-section,
            .event-section {
                padding-top: 64px;
                padding-bottom: 60px;
            }

            .process-steps {
                grid-template-columns: 1fr;
                gap: 10px;
            }

            .process-item::after {
                display: none;
            }

            .process-item {
                border-bottom: 1px solid rgba(255,255,255,.12);
                border-top: 0;
                padding: 18px 0;
            }

            .intro-card {
                flex-direction: column;
                align-items: flex-start;
                padding: 22px;
            }

            .split-block {
                gap: 44px;
            }

            .split-media::before {
                width: 86%;
            }

            .qa-answer {
                padding-left: 0;
            }

            .faq-accordion .accordion-button {
                padding-left: 0;
                font-size: 16px;
            }

            .faq-accordion .accordion-button .qa-mark {
                width: 28px;
                height: 28px;
                font-size: 14px;
                margin-right: 12px;
            }

            .cta-form {
                flex-direction: column;
            }

            .footer-main {
                grid-template-columns: 1fr 1fr;
                gap: 28px 20px;
            }

            .footer-brand-wrap {
                grid-column: span 2;
            }

            .footer-bottom {
                flex-direction: column;
                justify-content: center;
                text-align: center;
            }

            .end-cta .cta-head h2 {
                font-size: 34px;
            }
        }

        @media (max-width: 575.98px) {
            body { font-size: 15px; }

            .mobile-logo small { display: none; }

            .category-hero {
                padding-top: 30px;
            }

            .category-hero h1 {
                font-size: 34px;
                line-height: 1.16;
            }

            .category-eyebrow {
                font-size: 13px;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .hero-float-card {
                left: 4px;
                right: 4px;
                bottom: -20px;
                width: auto;
            }

            .category-intro {
                padding-top: 56px;
            }

            .event-media img {
                aspect-ratio: 4 / 3;
            }

            .event-body {
                padding: 20px;
            }

            .process-steps {
                margin-top: 34px;
            }

            .check-list li {
                line-height: 1.85;
            }

            .split-block {
                margin-bottom: 56px;
            }

            .split-media img {
                aspect-ratio: 1;
            }

            .faq-section {
                padding-top: 56px;
                padding-bottom: 56px;
            }

            .faq-wrap {
                margin-top: 30px;
            }

            .faq-accordion .accordion-button {
                padding-right: 50px;
                white-space: normal;
            }

            .pill-link {
                width: calc(50% - 6px);
                justify-content: center;
                text-align: center;
                font-size: 14px;
                padding: 10px 12px;
            }

            .cta-notice {
                padding-left: 8px;
                padding-right: 8px;
            }

            .footer-main {
                grid-template-columns: 1fr;
            }

            .footer-brand-wrap {
                grid-column: span 1;
            }

            .footer-social {
                margin-bottom: 20px;
            }
        }