/* roulang page: index */
:root{
  --paper:#F5F6F1;
  --white:#FFFFFF;
  --ink:#111915;
  --muted:#65736B;
  --line:#DDE3DA;
  --lime:#D7F93C;
  --orange:#F2641D;
  --dark:#0C1512;
  --dark-2:#16241E;
  --radius:18px;
  --shadow:0 18px 45px rgba(8,22,14,.10);
  --serif:Georgia,"Times New Roman",serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--paper);
  color:var(--ink);
  font-size:15px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font-family:inherit}
ul,ol{list-style:none}
.tnum{font-variant-numeric:tabular-nums}
:focus-visible{outline:3px solid var(--orange);outline-offset:2px;border-radius:6px}
.wrap{width:100%;max-width:80rem;margin:0 auto;padding:0 1.5rem}
@media(min-width:768px){.wrap{padding:0 2rem}}

/* header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(245,246,241,.96);
  border-bottom:1px solid var(--line);
}
.brand-row{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:inline-flex;align-items:center;gap:.65rem}
.logo-mark{
  width:40px;height:40px;border-radius:13px;background:var(--lime);
  display:grid;place-items:center;font-size:18px;font-weight:850;color:var(--dark);
  box-shadow:0 4px 14px rgba(215,249,60,.35);
}
.logo-text strong{display:block;font-size:1.08rem;font-weight:850;letter-spacing:.01em;line-height:1.25;white-space:nowrap}
.logo-text small{display:block;font-size:.64rem;letter-spacing:.12em;color:var(--muted)}
.brand-actions{display:flex;align-items:center;gap:.75rem}
.btn-head{
  display:inline-flex;align-items:center;gap:.4rem;justify-content:center;
  border:1px solid var(--ink);border-radius:999px;background:#fff;
  padding:.52rem 1.05rem;font-weight:700;font-size:.84rem;color:var(--ink);
  transition:all .25s;
}
.btn-head:hover{background:var(--lime);border-color:var(--lime);transform:translateY(-2px)}
.hamburger{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;
  background:#fff;align-items:center;justify-content:center;cursor:pointer;
}
.hamburger span{display:block;width:17px;height:2px;background:var(--ink);margin:2.5px 0;border-radius:8px}
.nav-row{height:46px;border-top:1px solid rgba(221,227,218,.7)}
.channel-list{height:100%;display:flex;gap:2.2rem;align-items:center;overflow-x:auto}
.channel-list::-webkit-scrollbar{display:none}
.channel-link{
  position:relative;display:inline-flex;align-items:center;white-space:nowrap;
  font-size:.93rem;font-weight:600;color:var(--muted);padding:.82rem 0;
}
.channel-link::after{
  content:"";position:absolute;left:0;bottom:-1px;width:100%;height:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;
}
.channel-link:hover{color:var(--ink)}
.channel-link:hover::after{transform:scaleX(1)}
.channel-link.is-active{color:var(--ink);font-weight:800}
.channel-link.is-active::after{transform:scaleX(1)}
.mobile-nav{display:none;border-top:1px solid var(--line);background:var(--paper);padding:1rem 1.25rem 1.4rem}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;font-weight:700;padding:.7rem .35rem;border-bottom:1px solid var(--line)}
.mobile-nav a:last-child{border-bottom:0}
.mobile-nav .btn{margin-top:.8rem;justify-content:center;width:100%}
@media(max-width:1023px){
  .channel-row{display:none}
  .hamburger{display:inline-flex}
}
@media(max-width:520px){
  .logo-text strong{font-size:.96rem}
  .logo-text small{display:none}
  .brand-head-btn{display:none}
}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  border-radius:999px;border:1px solid transparent;font-weight:800;
  padding:.9rem 1.65rem;font-size:.95rem;cursor:pointer;line-height:1;
  transition:all .25s ease;white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--lime);color:var(--dark)}
.btn-primary:hover{background:#E5FF68;box-shadow:0 12px 30px rgba(215,249,60,.35)}
.btn-dark{background:var(--dark);color:#fff}
.btn-dark:hover{background:#1B2B23}
.btn-line{background:#fff;border-color:var(--dark);color:var(--dark)}
.btn-line:hover{border-color:var(--dark);background:var(--dark);color:#fff}
.btn-white-line{border-color:rgba(255,255,255,.7);color:#fff;background:transparent}
.btn-white-line:hover{background:#fff;color:var(--dark)}
.btn-sm{padding:.58rem 1.1rem;font-size:.84rem}
.btn-lg{padding:1.1rem 2rem;font-size:1rem}
.btn .arrow{transition:transform .25s}
.btn:hover .arrow{transform:translateX(4px)}

/* hero */
.hero{position:relative;overflow:hidden;padding:5.2rem 0 6rem;border-bottom:1px solid var(--line)}
.hero-bg{
  position:absolute;inset:0;pointer-events:none;opacity:.15;
  background:url("/assets/images/backpic/back-2.png") no-repeat right center/cover;
  mix-blend-mode:multiply;
}
.hero-spot{
  position:absolute;width:320px;height:320px;border-radius:50%;right:-90px;top:-90px;
  background:radial-gradient(circle, rgba(215,249,60,.5) 0%,rgba(215,249,60,0) 68%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(340px,.85fr);gap:3.5rem;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:.45rem 1rem;font-size:.78rem;font-weight:800;letter-spacing:.04em;color:var(--muted);
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(215,249,60,.3)}
.hero h1{
  font-size:clamp(2.5rem,6vw,4.45rem);
  line-height:1.12;font-weight:850;letter-spacing:-.02em;margin:1.45rem 0 1.4rem;
}
.hero-title-sub{display:block;font-size:.58em;font-weight:800;color:var(--dark);letter-spacing:0;margin-top:.5em}
.hero .lead{color:var(--muted);font-size:1.03rem;max-width:640px}
.hero-cta{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:2.3rem}
.hero-notes{margin-top:2.4rem;display:flex;flex-wrap:wrap;gap:1.4rem}
.hero-note{display:flex;align-items:center;gap:.5rem;font-size:.82rem;color:var(--muted);font-weight:600}
.hero-note i{width:6px;height:6px;border-radius:50%;background:var(--orange)}
.hero-media{position:relative}
.hero-media-card{
  background:#fff;border:1px solid var(--line);border-radius:28px;
  padding:11px;box-shadow:var(--shadow);position:relative;
}
.hero-media-card img{width:100%;height:100%;min-height:360px;object-fit:cover;border-radius:20px}
.float-card{
  position:absolute;background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:0 15px 36px rgba(8,22,14,.12);padding:.8rem 1.1rem;
  display:flex;align-items:center;gap:.65rem;animation:none;
}
.float-top{top:30px;left:-18px}
.float-bottom{bottom:34px;right:-12px}
.float-card strong{display:block;font-size:.9rem;font-weight:800;line-height:1.3}
.float-card span{font-size:.72rem;color:var(--muted)}
.float-dot{width:10px;height:10px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 5px rgba(215,249,60,.25);flex:none}
@media(max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:2.2rem}
  .hero-media-card{max-width:620px}
  .float-top{left:8px}
  .float-bottom{right:8px}
}

/* ticker strip */
.alert-strip{border-bottom:1px solid var(--line);background:var(--white)}
.alert-inner{display:flex;align-items:center;gap:.75rem;padding:.78rem 1.5rem;font-size:.86rem;font-weight:600;color:var(--muted)}
.alert-inner .pulse{width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(215,249,60,.2);flex:none}
@media(min-width:768px){.alert-inner{padding-inline:2rem}}
.alert-inner b{font-weight:800;color:var(--ink)}

/* section base */
.section{padding:5rem 0}
@media(min-width:768px){.section{padding:6.8rem 0}}
.sec-kicker{font-size:.8rem;font-weight:800;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}
.sec-title{font-size:clamp(1.8rem,3.4vw,2.8rem);font-weight:850;line-height:1.16;letter-spacing:-.015em;margin:.65rem 0 1rem}
.sec-desc{color:var(--muted);font-size:1rem;max-width:680px}
.section-head{max-width:820px;margin-bottom:2.6rem}
.kicker-line{display:flex;align-items:center;gap:.8rem;margin-bottom:.6rem}
.kicker-line:before{content:"";width:42px;height:5px;border-radius:8px;background:var(--lime)}
.sec-head-flex{display:flex;align-items:flex-end;justify-content:space-between;gap:2rem;flex-wrap:wrap;margin-bottom:2.5rem}
.side-link{font-weight:800;font-size:.92rem;color:var(--muted);display:inline-flex;align-items:center;gap:.5rem;border-bottom:2px solid var(--lime);padding-bottom:2px;transition:color .2s}
.side-link:hover{color:var(--dark)}

/* pain section */
.pain-list{max-width:1000px;border-top:1px solid var(--line)}
.pain-row{
  display:grid;grid-template-columns:100px minmax(0,1fr) minmax(0,1.4fr);
  gap:1.2rem;align-items:start;padding:1.8rem .4rem;
  border-bottom:1px solid var(--line);transition:all .3s;
}
.pain-row:hover{background:#fff;transform:translateX(8px);box-shadow:0 10px 25px rgba(8,22,14,.04)}
.pain-index{font-weight:850;letter-spacing:.08em;color:var(--orange);font-size:1.05rem}
.pain-title{font-size:1.15rem;font-weight:800;line-height:1.4}
.pain-copy{color:var(--muted);font-size:.94rem}
@media(max-width:740px){
  .pain-row{grid-template-columns:1fr;gap:.45rem}
}

/* solution dark */
.solution-section{background:var(--dark);color:rgba(255,255,255,.88);position:relative}
.solution-section:before{
  content:"";position:absolute;inset:0;opacity:.07;
  background:url("/assets/images/backpic/back-1.webp") no-repeat center/cover;pointer-events:none;
}
.solution-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.35fr);gap:3.8rem;align-items:start}
.solution-head .sec-title{color:#fff}
.solution-head .sec-desc{color:rgba(255,255,255,.66);margin-top:.4rem}
.solution-photo{margin-top:2.2rem;border-radius:22px;overflow:hidden;border:1px solid rgba(255,255,255,.16);max-width:540px}
.solution-photo img{width:100%;height:230px;object-fit:cover;transition:transform .5s}
.solution-photo:hover img{transform:scale(1.03)}
.solution-lines{border-top:1px solid rgba(255,255,255,.16)}
.solution-row{
  border-bottom:1px solid rgba(255,255,255,.16);padding:1.65rem .15rem;
  transition:padding .3s,background .3s;
}
.solution-row:hover{padding-left:1rem;background:rgba(255,255,255,.03)}
.solution-row-top{display:flex;justify-content:space-between;align-items:center;gap:1rem}
.solution-title{color:#fff;font-size:1.22rem;font-weight:800;display:flex;align-items:center;gap:.75rem}
.solution-title i{width:9px;height:9px;border-radius:50%;background:var(--lime);flex:none}
.solution-row p{color:rgba(255,255,255,.66);font-size:.95rem;margin:.45rem 0 .6rem}
.solution-link{display:inline-flex;align-items:center;font-weight:800;color:var(--lime);font-size:.88rem;gap:.4rem;border-bottom:1px solid transparent}
.solution-link:hover{border-color:var(--lime)}
@media(max-width:1024px){
  .solution-grid{grid-template-columns:1fr;gap:2.4rem}
  .solution-photo{max-width:none}
}

/* stats */
.stats-card{
  background:#fff;border:1px solid var(--line);border-radius:28px;
  padding:2rem .7rem;box-shadow:0 10px 30px rgba(8,22,14,.04);
}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat-item{position:relative;text-align:center;padding:1.2rem .8rem}
.stat-item:not(:last-child):after{
  content:"";position:absolute;right:0;top:50%;transform:translateY(-50%);
  width:1px;height:56%;
}
.stat-item:after{background:var(--line)}
.stat-num{
  font-size:clamp(2.6rem,5vw,4rem);font-weight:850;
  letter-spacing:-.04em;color:var(--dark);line-height:1;font-variant-numeric:tabular-nums;
}
.stat-num sup{font-size:.45em;color:var(--orange);font-weight:850;margin-left:.1em}
.stat-label{font-size:.78rem;font-weight:700;color:var(--muted);letter-spacing:.03em;margin-top:.8rem}
.stat-sub{font-size:.75rem;color:#a5afa8;margin-top:.3rem;line-height:1.5}
@media(max-width:768px){
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:1.2rem 0}
  .stat-item:nth-child(2):after{display:none}
  .stat-item:not(:last-child):after{height:1px;width:56%;top:auto;right:50%;bottom:-.6rem;left:50%}
  .stat-item{padding:1rem .5rem}
}

/* quotes */
.quote-grid{display:grid;grid-template-columns:1.08fr 1fr;gap:1.3rem}
.quote-main{
  background:var(--dark);color:#fff;border-radius:26px;
  padding:2.2rem 2.2rem 1.8rem;display:flex;flex-direction:column;justify-content:space-between;
  position:relative;overflow:hidden;
}
.quote-main:before{content:"“";position:absolute;top:.4rem;right:1.6rem;font-size:8rem;font-family:var(--serif);color:rgba(255,255,255,.08);line-height:1}
.quote-mark{width:42px;height:42px;border-radius:13px;background:var(--lime);display:grid;place-items:center;font-weight:900;color:var(--dark);font-size:1.3rem;font-family:var(--serif);margin-bottom:1.5rem}
.quote-main blockquote p{font-size:1.22rem;line-height:1.85;font-weight:600;color:rgba(255,255,255,.94)}
.quote-main cite{font-style:normal;font-size:.82rem;color:rgba(255,255,255,.5);margin-top:1.8rem;display:block}
.quote-side{display:flex;flex-direction:column;gap:1rem}
.quote-small{background:#fff;border:1px solid var(--line);border-radius:22px;padding:1.7rem 1.7rem 1.3rem;transition:all .25s}
.quote-small:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.quote-small p{font-size:.96rem;line-height:1.8;color:#3D4942}
.quote-small footer{margin-top:1rem;font-size:.78rem;font-weight:700;color:var(--muted)}
@media(max-width:920px){
  .quote-grid{grid-template-columns:1fr}
}

/* cms list section */
.cms-wrap{background:#fff;border:1px solid var(--line);border-radius:28px;padding:1.1rem 1.1rem 1.6rem;box-shadow:0 16px 40px rgba(8,22,14,.05)}
.latest-grid{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:1.2rem;align-items:stretch}
@media(max-width:1024px){.latest-grid{grid-template-columns:1fr}}
.feature-card{
  background:var(--dark);border-radius:20px;overflow:hidden;color:#fff;
  height:100%;display:flex;flex-direction:column;
}
.feature-media{height:225px;overflow:hidden;border-bottom:1px solid rgba(255,255,255,.12)}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .55s}
.feature-card:hover .feature-media img{transform:scale(1.04)}
.feature-body{padding:1.8rem 1.6rem;display:flex;flex-direction:column;gap:.8rem;flex:1}
.feature-body .post-meta{display:flex;align-items:center;gap:.7rem;font-size:.76rem;color:rgba(255,255,255,.65)}
.feature-card h3{font-size:1.32rem;line-height:1.48;font-weight:850}
.feature-card h3 a:hover{color:var(--lime)}
.feature-excerpt{color:rgba(255,255,255,.62);font-size:.92rem;line-height:1.8}
.feature-cta{margin-top:auto;display:inline-flex;align-items:center;gap:.4rem;font-size:.85rem;font-weight:800;color:var(--lime)}
.latest-list{border:1px solid var(--line);border-radius:20px;padding:.35rem 1.35rem;background:#fff}
.post-item{border-bottom:1px solid var(--line);padding:1.1rem 0}
.post-item:last-child{border-bottom:0}
.post-meta-row{display:flex;align-items:center;gap:.8rem;font-size:.75rem;color:var(--muted);font-weight:600}
.post-circle{width:6px;height:6px;border-radius:50%;background:var(--line)}
.post-item h3{font-size:1rem;font-weight:800;line-height:1.5;margin:.42rem 0 .25rem}
.post-item h3 a:hover{color:#1f7a37}
.post-item p{font-size:.87rem;color:var(--muted);line-height:1.7}
.post-links{display:flex;align-items:center;gap:.8rem;flex-wrap:wrap;margin-top:.4rem}
.tag{display:inline-flex;align-items:center;background:#EEF1EB;border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:.15rem .68rem;font-size:.72rem;font-weight:700}
.tag-lime{background:rgba(215,249,60,.22);border-color:transparent;color:var(--ink)}
.post-go{font-size:.78rem;font-weight:800;color:var(--ink);display:inline-flex;gap:.2rem;align-items:center}
.post-go:hover{color:var(--orange)}
.empty-state{
  border:2px dashed #AAB4A8;background:var(--paper);border-radius:24px;
  padding:4rem 1.5rem;text-align:center;color:var(--muted);grid-column:1/-1;
}
.empty-state p{font-size:1rem;font-weight:700;margin-bottom:.7rem}
.empty-state .side-link{color:var(--ink);justify-content:center}
@media(max-width:520px){
  .feature-card h3{font-size:1.14rem}
  .latest-list{padding:.2rem 1rem}
}

/* cta */
.cta-band{position:relative;background:var(--dark);color:#fff;overflow:hidden}
.cta-bg{position:absolute;inset:0;opacity:.2;background:url("/assets/images/backpic/back-3.webp") no-repeat center/cover}
.cta-content{position:relative;z-index:2;max-width:860px;margin:0 auto;text-align:center;padding:2rem 0}
.cta-content h2{font-size:clamp(1.7rem,3.5vw,2.9rem);font-weight:850;line-height:1.2;margin-bottom:1rem}
.cta-content p{color:rgba(255,255,255,.7);max-width:650px;margin:0 auto 2rem;font-size:1.02rem}
.cta-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.cta-band .btn-line{background:transparent;border-color:rgba(255,255,255,.85);color:#fff}
.cta-band .btn-line:hover{background:#fff;color:var(--dark)}

/* footer */
.site-footer{background:#08100C;color:rgba(255,255,255,.68);position:relative}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:2.4rem;padding:4.2rem 0 3rem}
.footer-brand .logo-text strong{color:#fff;font-size:1.12rem}
.footer-brand .logo-text small{color:rgba(255,255,255,.46)}
.footer-desc{margin-top:1.3rem;font-size:.9rem;color:rgba(255,255,255,.55);line-height:1.85}
.footer-col h4{color:#fff;font-size:.9rem;font-weight:800;margin-bottom:1.1rem}
.footer-col a{display:inline-block;padding:.26rem 0;font-size:.9rem;color:rgba(255,255,255,.62);transition:color .2s}
.footer-col a:hover{color:var(--lime)}
.footer-help p{font-size:.88rem;line-height:1.8;margin-bottom:.8rem}
.footer-note{display:inline-flex;align-items:center;gap:.5rem;background:rgba(255,255,255,.06);border-radius:10px;padding:.4rem .8rem;font-size:.75rem}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:1.3rem 0;display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;font-size:.82rem}
.footer-bottom a{color:rgba(255,255,255,.55)}
.footer-bottom a:hover{color:var(--lime)}
@media(max-width:980px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.footer-grid{grid-template-columns:1fr;gap:2rem}}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root {
            --bg: #f5f6f1;
            --card: #ffffff;
            --text: #111915;
            --text-weak: #65736B;
            --line: #DDE3DA;
            --accent: #D7F93C;
            --accent-2: #F2641D;
            --dark: #0C1512;
            --dark-soft: #14201B;
            --radius: 16px;
            --radius-sm: 12px;
            --shadow: 0 14px 30px rgba(12, 21, 18, 0.08);
            --shadow-hover: 0 24px 40px rgba(12, 21, 18, 0.12);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: var(--bg);
            color: var(--text);
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            font-size: 15px;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        img {
            display: block;
            max-width: 100%;
        }
        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }
        ul {
            list-style: none;
        }
        .container-site {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }
        @media (min-width: 640px) {
            .container-site {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }
        @media (min-width: 1024px) {
            .container-site {
                padding-left: 2.5rem;
                padding-right: 2.5rem;
            }
        }
        .header-site {
            background: rgba(245, 246, 241, 0.92);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--line);
            position: relative;
            z-index: 60;
            transition: background 0.3s;
        }
        .header-scrolled {
            background: rgba(255, 255, 255, 0.95);
            box-shadow: 0 6px 20px rgba(12, 21, 18, 0.05);
        }
        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 16px;
            padding-bottom: 10px;
            gap: 1rem;
        }
        .brand-lockup {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
        }
        .brand-badge {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--dark);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transform: rotate(-3deg);
        }
        .brand-badge-span {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--accent);
            display: block;
            box-shadow: 0 0 0 4px var(--accent-2);
        }
        .brand-text {
            font-size: 1.28rem;
            font-weight: 800;
            letter-spacing: -0.01em;
            color: var(--text);
            line-height: 1.2;
            white-space: normal;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .brand-sub {
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--text-weak);
            letter-spacing: 0.12em;
            margin-top: 2px;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .account-btn {
            background: var(--dark);
            color: #fff;
            border-radius: 999px;
            padding: 8px 16px;
            font-size: 0.82rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
            transition: background 0.2s, transform 0.2s;
        }
        .account-btn:hover {
            background: var(--accent);
            color: var(--text);
        }
        .menu-icon {
            display: none;
            width: 40px;
            height: 40px;
            border: 1px solid var(--line);
            border-radius: 10px;
            justify-content: center;
            align-items: center;
            color: var(--text);
            transition: background 0.2s;
        }
        .menu-icon:hover {
            background: #fff;
        }
        .channel-row {
            border-top: 1px solid transparent;
        }
        .channel-list {
            display: flex;
            align-items: center;
            gap: 2rem;
            overflow-x: auto;
            padding: 0 0 2px;
            scrollbar-width: none;
        }
        .channel-list::-webkit-scrollbar {
            display: none;
        }
        .channel-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-weak);
            padding: 10px 0 12px;
            position: relative;
            white-space: nowrap;
            border-bottom: 3px solid transparent;
            transition: color 0.2s;
        }
        .channel-link:hover {
            color: var(--text);
        }
        .channel-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -3px;
            width: 0;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
            transition: width 0.3s;
        }
        .channel-link:hover::after {
            width: 100%;
        }
        .channel-link.is-active {
            color: var(--text);
        }
        .channel-link.is-active::after {
            width: 100%;
        }
        .link-btn {
            color: var(--text);
            border-bottom: 2px solid transparent;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: color .2s, gap .2s;
        }
        .link-btn:hover {
            color: var(--accent-2);
            gap: 12px;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--text);
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 700;
            padding: 14px 26px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: all .2s;
            white-space: nowrap;
            box-shadow: 0 4px 0 rgba(12,21,18,.08);
        }
        .btn-primary:hover {
            background: #c8ef2d;
            transform: translateY(-2px);
            box-shadow: 0 9px 20px rgba(12,21,18,.12);
        }
        .btn-secondary {
            background: transparent;
            color: var(--text);
            border: 2px solid var(--text);
            padding: 12px 24px;
        }
        .btn-secondary:hover {
            background: var(--text);
            color: #fff;
        }
        .btn-dark {
            background: var(--accent);
            color: var(--text);
            border-radius: 999px;
            padding: 13px 26px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all .2s;
            font-size: 0.92rem;
        }
        .btn-dark:hover {
            background: #fff;
            transform: translateY(-3px);
        }
        .font-num {
            font-variant-numeric: tabular-nums;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1;
        }
        .hero-page {
            background: var(--bg);
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--line);
        }
        .hero-page-bg {
            position: absolute;
            top: 0;
            right: -20%;
            width: 60%;
            height: 100%;
            background: url(/assets/images/backpic/back-2.png) no-repeat center/cover;
            opacity: 0.22;
            transform: scale(1.02);
        }
        .hero-page-grid {
            display: grid;
            grid-template-columns: 1.1fr .8fr;
            gap: 3rem;
            align-items: center;
            min-height: 380px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 3.5rem 1.5rem 3.5rem;
            position: relative;
            z-index: 2;
        }
        .eyebrow-line {
            width: 52px;
            height: 6px;
            background: var(--accent);
            border-radius: 4px;
            margin-bottom: 1.2rem;
        }
        .hero-title {
            font-size: clamp(2.25rem, 5.6vw, 3.8rem);
            line-height: 1.1;
            letter-spacing: -0.02em;
            font-weight: 800;
            margin-bottom: 1rem;
        }
        .hero-lead {
            color: var(--text-weak);
            font-size: 1.05rem;
            max-width: 36rem;
            margin-bottom: 2rem;
            line-height: 1.8;
        }
        .hero-guide-tag {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255,255,255,.7);
            border: 1px solid var(--line);
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 0.78rem;
            color: var(--text-weak);
            font-weight: 600;
        }
        .hero-cover {
            border-radius: 22px;
            overflow: hidden;
            box-shadow: 0 28px 60px rgba(12, 21, 18, 0.18);
            position: relative;
            aspect-ratio: 1.05/1;
        }
        .hero-cover img {
            object-fit: cover;
            width: 100%;
            height: 100%;
        }
        .cover-caption {
            position: absolute;
            left: 18px;
            bottom: 18px;
            background: rgba(245,246,241,.9);
            border: 1px solid rgba(255,255,255,.6);
            backdrop-filter: blur(4px);
            border-radius: 12px;
            padding: 12px 16px;
            max-width: 240px;
        }
        .cover-caption span {
            font-weight: 700;
            font-size: .9rem;
            color: var(--text);
            line-height: 1.4;
        }
        .section-space {
            padding-top: 4.5rem;
            padding-bottom: 4.5rem;
        }
        .section-label {
            display: inline-block;
            font-size: .72rem;
            font-weight: 700;
            letter-spacing: .14em;
            color: var(--text-weak);
            text-transform: uppercase;
            margin-bottom: .9rem;
            position: relative;
            padding-left: 20px;
        }
        .section-label::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 10px;
            height: 4px;
            background: var(--accent-2);
            border-radius: 4px;
        }
        .section-heading {
            font-size: clamp(1.8rem, 3.2vw, 2.8rem);
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.015em;
        }
        .heading-dark {
            color: var(--dark);
        }
        .card-soft {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            transition: transform .3s, box-shadow .3s;
        }
        .card-soft:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        .info-row-list {
            border-top: 1px solid var(--line);
        }
        .info-row-item {
            display: grid;
            grid-template-columns: 90px 1fr auto;
            gap: 1.5rem;
            align-items: center;
            padding: 1.5rem 1rem;
            border-bottom: 1px solid var(--line);
            transition: background .2s, transform .2s;
            border-radius: 12px;
        }
        .info-row-item:hover {
            background: #fff;
            transform: translateX(6px);
        }
        .info-row-index {
            font-size: 1.4rem;
            font-variant-numeric: tabular-nums;
            font-weight: 800;
            color: var(--accent-2);
            letter-spacing: -0.02em;
            background: var(--bg);
            width: fit-content;
            padding: 6px 12px;
            border-radius: 8px;
        }
        .feature-card-area {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 18px;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: transform .3s, box-shadow .3s;
        }
        .feature-card-area:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow);
        }
        .feature-media {
            aspect-ratio: 3/2;
            overflow: hidden;
        }
        .feature-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s;
        }
        .feature-card-area:hover .feature-media img {
            transform: scale(1.03);
        }
        .feature-body {
            padding: 1.5rem 1.5rem 1.8rem;
        }
        .divider-y {
            border-left: 1px solid var(--line);
        }
        .h2-bar {
            width: 46px;
            height: 5px;
            background: var(--accent);
            border-radius: 4px;
            margin-bottom: 1.2rem;
        }
        .intro-wrap {
            max-width: 1200px;
            margin: 0 auto;
            padding: 5rem 1.5rem;    
            display: grid;
            grid-template-columns: 1.2fr .8fr;
            gap: 3.5rem;
        }
        .intro-wrap .intro-copy {
            font-size: 1rem;
            line-height: 2;
            color: var(--text);
        }
        .bullet-channel li {
            display: flex;
            gap: 12px;
            align-items: baseline;
            padding: 14px 0;
            border-bottom: 1px solid var(--line);
        }
        .bullet-channel li:last-child {
            border-bottom: none;
        }
        .bullet-dot {
            background: var(--accent);
            width: 8px;
            height: 8px;
            border-radius: 50%;
            display: inline-block;
            flex-shrink: 0;
            margin-top: 12px;
        }
        .stat-box-wrap {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        .metric-card {
            border-left: 1px solid var(--line);
            padding-left: 1.5rem;
        }
        .metric-num {
            color: var(--dark);
            font-size: clamp(2.6rem, 5vw, 3.8rem);
        }
        .metric-label {
            color: var(--text-weak);
            font-size: 0.88rem;
            font-weight: 500;
            margin-top: 6px;
            line-height: 1.5;
        }
        .feature-bg-dark {
            background: var(--dark);
            color: #eef2ea;
        }
        .entry-steps {
            max-width: 1200px;
            margin: 0 auto;
            padding: 4.5rem 1.5rem;
        }
        .step-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }
        .step-number {
            font-size: 3rem;
            color: var(--accent);
            font-weight: 800;
            letter-spacing: -0.05em;
            line-height: 0.9;
            opacity: .8;
            margin-bottom: 1rem;
        }
        .faq-area {
            max-width: 1000px;
            margin: 0 auto;
            padding: 5rem 1.5rem;
        }
        .faq-item {
            border: 1px solid var(--line);
            border-radius: 14px;
            background: #fff;
            margin-bottom: 12px;
            overflow: hidden;
            transition: background .2s;
        }
        .faq-item.active {
            background: #fff;
            box-shadow: var(--shadow);
        }
        .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
            padding: 1.3rem 1.5rem;
            font-size: 1rem;
            font-weight: 700;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            transition: background .2s;
        }
        .faq-q:hover {
            background: var(--bg);
        }
        .faq-icon {
            display: inline-flex;
            justify-content: center;
            align-items: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--line);
            font-size: 1.2rem;
            transition: transform .3s, background .3s;
            color: var(--text);
            flex-shrink: 0;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: var(--accent);
            border-color: var(--accent);
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
            border-top: 0px solid var(--line);
        }
        .faq-item.active .faq-a {
            max-height: 260px;
            border-top-width: 1px;
        }
        .faq-a-inner {
            padding: 1.2rem 1.5rem 1.5rem;
            color: var(--text-weak);
            line-height: 1.9;
            font-size: 0.95rem;
        }
        .cta-band {
            background: var(--dark);
            position: relative;
            overflow: hidden;
            border-radius: 0;
        }
        .cta-band::after {
            content: "";
            position: absolute;
            inset: 0;
            background: url(/assets/images/backpic/back-3.webp) no-repeat center/cover;
            opacity: .22;
        }
        .cta-wrap {
            max-width: 1200px;
            margin: 0 auto;
            padding: 5rem 1.5rem;
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .footer-site {
            background: var(--dark);
            color: #BCC6C0;
            margin-top: 4rem;
        }
        .footer-top-border {
            height: 1px;
            background: linear-gradient(90deg, var(--accent) 0%, transparent 80%);
        }
        .footer-wrap {
            max-width: 1200px;
            margin: 0 auto;
            padding: 4rem 1.5rem 2rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 2.5rem;
        }
        .footer-title {
            color: #fff;
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 1.2rem;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 1.1rem;
            color: #fff;
            font-weight: 700;
        }
        .footer-tiny {
            color: #94A29B;
            font-size: .8rem;
            line-height: 1.8;
        }
        .footer-col-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col-links a {
            color: #BCC6C0;
            font-size: .88rem;
            transition: color .2s;
            width: fit-content;
        }
        .footer-col-links a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.07);
            margin-top: 3rem;
            padding-top: 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
            color: #8B9990;
            font-size: .78rem;
        }
        .back-top {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent);
            font-weight: 600;
            font-size: 0.82rem;
            padding: 6px 14px;
            border: 1px solid rgba(255,255,255,.1);
            border-radius: 999px;
            transition: all .2s;
        }
        .back-top:hover {
            border-color: var(--accent);
            background: rgba(217,249,60,.08);
        }
        .btn-arrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .btn-arrow:hover {
            gap: 12px;
        }
        .list-guide {
            counter-reset: guide;
        }
        .list-guide li {
            counter-increment: guide;
            display: flex;
            gap: 18px;
            padding: 1.1rem 0;
            border-bottom: 1px solid var(--line);
            align-items: flex-start;
        }
        .list-guide li:last-child {
            border-bottom: 0;
        }
        .list-guide li::before {
            content: "0" counter(guide);
            font-size: .9rem;
            font-weight: 800;
            color: var(--accent-2);
            letter-spacing: -0.02em;
            margin-top: 6px;
            font-variant-numeric: tabular-nums;
        }
        .overflow-hidden-on-mobile {
            overflow: hidden;
        }
        .width-large-card {
            grid-column: span 1;
        }
        #mobile-menu {
            display: none;
        }
        .mobile-drawer {
            display: none;
            background: #fff;
            border-top: 1px solid var(--line);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            z-index: 80;
            box-shadow: 0 20px 30px rgba(12,21,18,.1);
            padding: 1rem;
        }
        .mobile-drawer.active {
            display: block;
        }
        .mobile-drawer a {
            display: block;
            padding: .8rem 1rem;
            border-radius: 8px;
            color: var(--text);
        }
        .mobile-drawer a:hover,
        .mobile-drawer a.is-active {
            background: var(--accent);
        }
        .text-balance {
            text-wrap: balance;
        }
        .white-space-pre-wrap {
            white-space: pre-wrap;
        }
        .fade-up {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity .6s ease, transform .6s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
            .fade-up {
                opacity: 1;
                transform: none;
            }
        }
        .pagination-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 5px 12px;
            border-radius: 99px;
            font-size: .78rem;
            font-weight: 600;
            background: var(--bg);
            border: 1px solid var(--line);
            color: var(--text);
        }
        #latest-news-strip {
            background: var(--bg);
            border-bottom: 1px solid var(--line);
        }
        .update-strip {
            overflow: hidden;
            white-space: nowrap;
            padding: 10px 0;
            display: flex;
            align-items: center;
            gap: 2rem;
            color: var(--text-weak);
            font-size: .88rem;
        }

        .split-feature {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            align-items: stretch;
        }

        .list-item-link {
            display: flex;
            align-items: baseline;
            gap: 14px;
            padding: 14px 0;
            border-bottom: 1px solid var(--line);
            width: 100%;
            transition: transform .2s;
        }
        .list-item-link:hover {
            transform: translateX(6px);
            color: var(--text);
        }
        .list-item-link:hover .arrow-inline {
            transform: translateX(4px);
        }

        .tag-green {
            background: #ECF7DC;
            border-radius: 4px;
            display: inline-block;
            padding: 2px 6px;
            font-size: .8rem;
        }

        .eyebrow-number {
            font-size: .7rem;
            color: var(--accent-2);
            font-weight: 800;
            letter-spacing: .2em;
        }

        .bgd-img {
            background-image: url(/assets/images/backpic/back-1.webp);
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .feature-1 {
            background: var(--bg);
        }

        @media (max-width: 1023px) {
            .channel-list {
                gap: 1.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .split-feature {
                grid-template-columns: 1fr;
            }
            .hero-page-grid {
                grid-template-columns: 1fr;
                padding: 3rem 1.5rem;
            }
        }

        @media (max-width: 900px) {
            .hero-page-grid {
                grid-template-columns: 1fr;
            }
            .intro-wrap {
                padding: 3rem 1.2rem;
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .step-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
            .info-row-item {
                grid-template-columns: 60px 1fr;
                gap: 14px;
                padding: 1.2rem .5rem;
            }
            .info-row-item .row-arrow {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .brand-row {
                padding-top: 12px;
                padding-bottom: 8px;
            }
            .nav-row.channel-row {
                display: none;
            }
            .menu-icon {
                display: inline-flex;
            }
            .mobile-drawer.active {
                display: block;
            }
            .account-text-sm {
                display: none;
            }
            .section-space {
                padding-top: 3.2rem;
                padding-bottom: 3.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .metric-card {
                border-left: 0;
                border-top: 1px solid var(--line);
                padding-left: 0;
                padding-top: 1.2rem;
            }
            .width-large-card {
                grid-column: auto;
            }
            .intro-wrap {
                padding: 2.5rem 1.2rem;
            }
        }

        @media (max-width: 520px) {
            .section-space {
                padding-top: 2.5rem;
                padding-bottom: 2.5rem;
            }
            .hero-page-grid {
                padding: 2.4rem 1rem 2.8rem;
            }
            .hero-title {
                font-size: 2rem;
            }
            .step-grid {
                grid-template-columns: 1fr;
                gap: .9rem;
            }
            .metric-num {
                font-size: 2.6rem;
            }
            .faq-wrap,
            .entry-steps {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .brand-text {
                font-size: 1.05rem;
            }
            .brand-sub {
                font-size: 0.62rem;
            }
            .footer-bottom {
                flex-direction: column;
                justify-content: center;
            }
        }

/* roulang page: article */
:root {
    --paper: #F5F6F1;
    --surface: #FFFFFF;
    --ink: #111915;
    --moss: #0C1512;
    --lime: #D7F93C;
    --coral: #F2641D;
    --line: #DDE3DA;
    --mute: #65736B;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 14px 36px rgba(12, 21, 18, .08);
    --shadow-sm: 0 4px 14px rgba(12, 21, 18, .06);
    --container: 1280px;
    --read: 720px;
  }

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

  html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
  }

  body {
    margin: 0;
    padding: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
  }

  body.is-locked {
    overflow: hidden;
  }

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

  a {
    color: inherit;
    text-decoration: none;
    transition: color .25s ease, background-color .25s ease, border-color .25s ease, box-shadow .25s ease, transform .25s ease;
  }

  button {
    font-family: inherit;
    background: none;
    border: none;
    cursor: pointer;
    color: inherit;
  }

  h1, h2, h3, h4, p, figure, dl, dd, blockquote, ul, ol {
    margin: 0;
  }

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

  input, textarea {
    font-family: inherit;
  }

  .skip-link {
    position: fixed;
    left: 12px;
    top: -80px;
    z-index: 2000;
    background: var(--moss);
    color: #fff;
    padding: 12px 20px;
    border-radius: 10px;
    font-weight: 700;
    transition: top .3s ease;
  }

  .skip-link:focus {
    top: 12px;
  }

  .container {
    max-width: var(--container);
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
  }

  .container-narrow {
    max-width: 1080px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
  }

  .a11y {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }

  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--paper);
    transition: box-shadow .35s ease, transform .35s ease;
  }

  .site-header.is-scrolled {
    box-shadow: 0 8px 24px rgba(12, 21, 18, .07);
  }

  .brand-row {
    background: rgba(245, 246, 241, .92);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(221, 227, 218, .8);
    padding-top: 12px;
    padding-bottom: 12px;
  }

  .brand-row-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
  }

  .brand-lockup {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
  }

  .brand-glyph {
    width: 42px;
    height: 42px;
    border-radius: 13px;
    background: var(--moss);
    color: var(--lime);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 800;
    flex: 0 0 42px;
    box-shadow: inset 0 -3px 0 rgba(215, 249, 60, .35);
  }

  .brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
    min-width: 0;
  }

  .brand-cn {
    font-size: 19px;
    font-weight: 800;
    letter-spacing: .02em;
    color: var(--ink);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .brand-en {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .2em;
    color: var(--mute);
    text-transform: uppercase;
    margin-top: 2px;
  }

  .brand-link {
    display: inline-flex;
  }

  .member-entry {
    display: inline-flex;
    align-items: center;
    gap: 10px;
  }

  .member-entry .entry-link {
    font-size: 13px;
    font-weight: 600;
    color: var(--mute);
    padding: 8px 10px;
    border-radius: 8px;
  }

  .member-entry .entry-link:hover {
    background: #edf0e8;
    color: var(--ink);
  }

  .btn-solid {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--lime);
    color: var(--moss);
    font-weight: 800;
    font-size: 14px;
    border-radius: 10px;
    padding: 10px 18px;
    border: 1px solid var(--lime);
    transition: all .25s ease;
    white-space: nowrap;
  }

  .btn-solid:hover {
    background: #cdf33b;
    border-color: #bcdb33;
    box-shadow: 0 8px 18px rgba(176, 210, 24, .22);
    transform: translateY(-1px);
  }

  .btn-solid:focus-visible {
    outline: 3px solid var(--moss);
    outline-offset: 3px;
  }

  .btn-dark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: transparent;
    color: #fff;
    font-weight: 700;
    font-size: 14px;
    border-radius: 10px;
    padding: 10px 18px;
    border: 1px solid rgba(255, 255, 255, .5);
    transition: all .25s ease;
    white-space: nowrap;
  }

  .btn-dark:hover {
    background: #fff;
    color: var(--moss);
    border-color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, .12);
  }

  .btn-dark:focus-visible {
    outline: 3px solid var(--lime);
    outline-offset: 3px;
  }

  .btn-line {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 2px;
    font-size: 14px;
    font-weight: 700;
    color: var(--ink);
    border-bottom: 2px solid transparent;
    transition: all .25s ease;
    border-radius: 0;
  }

  .btn-line:hover {
    color: var(--coral);
    border-bottom-color: var(--coral);
  }

  .nav-strip {
    background: rgba(255, 255, 255, .9);
    border-bottom: 1px solid rgba(221, 227, 218, .9);
  }

  .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    min-height: 54px;
  }

  .channel-list {
    display: flex;
    align-items: center;
    gap: 4px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .channel-list::-webkit-scrollbar {
    display: none;
  }

  .channel-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 54px;
    padding: 0 14px;
    font-size: 14px;
    font-weight: 700;
    color: var(--mute);
    border-bottom: 2px solid transparent;
    transition: color .25s ease, border-color .25s ease;
    white-space: nowrap;
  }

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

  .channel-link.is-active {
    color: var(--ink);
    border-bottom-color: var(--lime);
  }

  .channel-link:focus-visible {
    outline: 2px solid var(--moss);
    outline-offset: -4px;
    border-radius: 4px;
  }

  .mobile-toggle {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    border: 1px solid var(--line);
    background: #fff;
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    transition: all .25s ease;
  }

  .mobile-toggle:hover {
    border-color: var(--ink);
  }

  .mobile-toggle span {
    width: 18px;
    height: 2px;
    background: var(--ink);
    border-radius: 9px;
    display: block;
    transition: transform .25s ease, background .25s ease, opacity .2s ease;
  }

  .mobile-toggle.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .mobile-toggle.is-open span:nth-child(2) {
    opacity: 0;
  }

  .mobile-toggle.is-open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .mobile-nav {
    display: none;
    background: #fff;
    border-top: 1px solid var(--line);
    padding: 10px 18px 18px;
  }

  .mobile-nav-list {
    display: flex;
    flex-direction: column;
  }

  .mobile-nav-list a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 6px;
    border-bottom: 1px solid #eef1ec;
    font-size: 15px;
    font-weight: 700;
    color: var(--ink);
  }

  .mobile-nav-list a.is-active {
    color: var(--moss);
    background: linear-gradient(90deg, transparent, rgba(215, 249, 60, .2), transparent);
  }

  .mobile-nav-list a:last-child {
    border-bottom: none;
  }

  .article-main {
    padding-bottom: 40px;
  }

  .article-detail-wrap {
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    position: relative;
    overflow: hidden;
  }

  .article-detail-wrap::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 520px;
    height: 380px;
    background: radial-gradient(circle at 80% 30%, rgba(215, 249, 60, .22), rgba(215, 249, 60, 0) 68%);
    pointer-events: none;
  }

  .article-head {
    padding-top: 38px;
    padding-bottom: 46px;
    position: relative;
  }

  .breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    font-size: 13px;
    color: var(--mute);
    gap: 8px;
    margin-bottom: 36px;
  }

  .breadcrumb a {
    color: var(--mute);
    padding: 3px 4px;
    border-radius: 5px;
  }

  .breadcrumb a:hover {
    color: var(--ink);
    background: #f0f2ec;
  }

  .breadcrumb .sep {
    color: #aab3aa;
    font-weight: 300;
  }

  .breadcrumb .current {
    color: var(--ink);
    font-weight: 600;
    max-width: 420px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .page-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 800;
    color: var(--coral);
    letter-spacing: .06em;
    margin-bottom: 14px;
  }

  .page-kicker::before {
    content: "";
    width: 26px;
    height: 8px;
    background: var(--lime);
    border-radius: 99px;
    display: inline-block;
  }

  .article-title {
    font-size: clamp(2.2rem, 5.4vw, 4.4rem);
    line-height: 1.18;
    font-weight: 850;
    letter-spacing: -0.02em;
    color: var(--ink);
    max-width: 980px;
  }

  .article-lead-wrap {
    max-width: 920px;
    margin-top: 28px;
  }

  .article-lead {
    font-size: 18px;
    line-height: 1.9;
    color: #3d4942;
    padding: 22px 26px;
    background: #fbfcf8;
    border-left: 4px solid var(--lime);
    border-radius: 0 14px 14px 0;
  }

  .article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px 18px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--line);
    max-width: 920px;
    font-size: 13px;
    color: var(--mute);
  }

  .article-meta .meta-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: #eef1eb;
    border-radius: 99px;
    font-weight: 600;
  }

  .article-meta time {
    font-variant-numeric: tabular-nums;
  }

  .meta-accent {
    color: var(--coral);
    font-weight: 800;
  }

  .article-content-region {
    padding-top: 62px;
  }

  .article-body-col {
    max-width: var(--read);
    margin: 0 auto;
  }

  .readable {
    font-size: 17px;
    line-height: 1.95;
    color: #19231d;
  }

  .readable > * + * {
    margin-top: 1.6em;
  }

  .readable p {
    margin-top: 1.6em;
  }

  .readable > :first-child {
    margin-top: 0;
  }

  .readable h2, .readable h3, .readable h4 {
    color: var(--ink);
    font-weight: 800;
    margin-top: 2em;
    line-height: 1.4;
  }

  .readable h2 {
    font-size: 1.75rem;
  }

  .readable h3 {
    font-size: 1.3rem;
    margin-top: 1.8em;
  }

  .readable a {
    color: var(--coral);
    text-decoration: underline;
    text-underline-offset: 4px;
  }

  .readable a:hover {
    color: #d0480a;
  }

  .readable ul, .readable ol {
    padding-left: 1.35rem;
    margin-top: 1.6em;
  }

  .readable ul li {
    list-style: disc;
    margin-bottom: .7em;
  }

  .readable ol li {
    list-style: decimal;
    margin-bottom: .7em;
  }

  .readable blockquote {
    border-left: 4px solid var(--coral);
    padding: 18px 22px;
    background: #fafbf7;
    border-radius: 0 14px 14px 0;
    font-style: normal;
    color: #39473e;
  }

  .readable img {
    border-radius: 16px;
    margin: 2.2rem auto;
    box-shadow: var(--shadow-sm);
  }

  .readable table {
    width: 100%;
    border-collapse: collapse;
    font-size: .92rem;
    margin: 2rem 0;
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
  }

  .readable th, .readable td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--line);
    text-align: left;
  }

  .readable th {
    background: #eef1eb;
    font-weight: 800;
  }

  .readable code, .readable pre {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    background: #eef1eb;
    border-radius: 6px;
  }

  .readable code {
    padding: 2px 6px;
    font-size: .88em;
  }

  .readable pre {
    padding: 18px;
    overflow-x: auto;
    font-size: .9rem;
    line-height: 1.7;
  }

  .readable pre code {
    padding: 0;
    background: transparent;
  }

  .readable hr {
    border: none;
    border-top: 1px solid var(--line);
    margin: 2.6rem 0;
  }

  .readable iframe, .readable video {
    max-width: 100%;
    border-radius: 14px;
  }

  .article-footnote {
    max-width: var(--read);
    margin: 58px auto 0;
    border-top: 1px solid var(--line);
    padding-top: 24px;
  }

  .source-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--mute);
  }

  .source-tags .label {
    font-weight: 700;
    color: var(--ink);
    margin-right: 4px;
  }

  .tag-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #eef1eb;
    border-radius: 99px;
    padding: 7px 13px;
    font-weight: 600;
    font-size: 12px;
    color: #4a5b50;
  }

  .tag-pill strong {
    color: var(--ink);
  }

  .post-pager {
    margin-top: 28px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .post-nav-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 18px 20px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #fff;
    transition: all .25s ease;
  }

  .post-nav-item span {
    font-size: 12px;
    font-weight: 700;
    color: var(--mute);
    letter-spacing: .05em;
  }

  .post-nav-item strong {
    font-size: 16px;
    font-weight: 800;
    color: var(--ink);
  }

  .post-nav-item:hover {
    border-color: #b9c6a8;
    background: #fbfcf8;
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
  }

  .post-nav-item:focus-visible {
    outline: 3px solid var(--lime);
    outline-offset: 2px;
  }

  .article-empty {
    background: #fff;
    border-radius: 18px;
    border: 1px dashed #c7d0c2;
    padding: 80px 30px;
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
  }

  .article-empty .empty-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    border-radius: 20px;
    background: #eef3e7;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--moss);
    font-size: 28px;
  }

  .article-empty h2 {
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 12px;
  }

  .article-empty p {
    color: var(--mute);
    margin-bottom: 24px;
  }

  .empty-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
  }

  .btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: #fff;
    border: 1px solid var(--ink);
    border-radius: 10px;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 700;
    color: var(--ink);
    transition: all .25s ease;
  }

  .btn-outline:hover {
    background: var(--moss);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
  }

  .article-extras {
    padding: 70px 0 40px;
    background: var(--paper);
  }

  .section-title-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: end;
    gap: 18px;
    margin-bottom: 34px;
  }

  .section-kicker {
    font-size: 13px;
    font-weight: 800;
    color: var(--coral);
    letter-spacing: .08em;
    margin-bottom: 8px;
    display: block;
  }

  .section-title {
    font-size: clamp(1.7rem, 3vw, 2.4rem);
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: -.01em;
    color: var(--ink);
  }

  .section-linkline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--mute);
    font-size: 14px;
    font-weight: 700;
    border-bottom: 1px solid transparent;
    padding-bottom: 2px;
  }

  .section-linkline:hover {
    color: var(--ink);
    border-bottom-color: var(--lime);
  }

  .rel-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 26px;
    align-items: stretch;
  }

  .rel-feature {
    border: 1px solid var(--line);
    background: #fff;
    border-radius: 18px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: box-shadow .3s ease, transform .3s ease;
  }

  .rel-feature:hover {
    box-shadow: var(--shadow);
    transform: translateY(-4px);
  }

  .rel-feature-media {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background: #eef1eb;
  }

  .rel-feature-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .7s ease;
  }

  .rel-feature:hover .rel-feature-media img {
    transform: scale(1.03);
  }

  .rel-feature-media .cat-badge {
    position: absolute;
    left: 16px;
    top: 16px;
    background: var(--lime);
    color: var(--moss);
    font-size: 12px;
    font-weight: 800;
    border-radius: 999px;
    padding: 6px 12px;
    box-shadow: 0 4px 12px rgba(12, 21, 18, .10);
  }

  .rel-feature-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
  }

  .rel-feature-body .rel-title {
    font-size: 20px;
    line-height: 1.45;
    font-weight: 800;
    margin: 8px 0 12px;
  }

  .rel-feature-body .rel-desc {
    color: var(--mute);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 18px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .rel-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    color: var(--mute);
    margin-top: auto;
  }

  .rel-meta span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
  }

  .rel-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }

  .rel-row {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: all .28s ease;
  }

  .rel-row:hover {
    border-color: #c6d2bd;
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
  }

  .rel-row .row-kicker {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .06em;
    color: var(--coral);
  }

  .rel-row h3 {
    font-size: 16px;
    line-height: 1.55;
    font-weight: 800;
  }

  .rel-row p {
    font-size: 13px;
    color: var(--mute);
    line-height: 1.75;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .rel-row .row-more {
    font-size: 13px;
    font-weight: 700;
    color: var(--ink);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 4px;
  }

  .rel-row .row-more:hover {
    color: var(--coral);
  }

  .cta-banner {
    background-color: var(--moss);
    background-image: linear-gradient(rgba(12, 21, 18, .86), rgba(12, 21, 18, .92)), url('/assets/images/backpic/back-3.webp');
    background-position: center;
    background-size: cover;
    color: #fff;
    padding: 90px 24px;
    text-align: center;
    position: relative;
    overflow: hidden;
  }

  .cta-banner::after {
    content: "";
    position: absolute;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: rgba(215, 249, 60, .12);
    filter: blur(40px);
    right: -120px;
    top: -170px;
  }

  .cta-title {
    font-size: clamp(1.9rem, 4vw, 3rem);
    line-height: 1.25;
    letter-spacing: -.01em;
    font-weight: 850;
  }

  .cta-sub {
    color: #c9d3cc;
    max-width: 660px;
    margin: 18px auto 0;
    font-size: 15px;
    line-height: 1.8;
  }

  .cta-btn-row {
    margin-top: 32px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
  }

  .cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 24px;
    border-radius: 12px;
    font-weight: 800;
    font-size: 15px;
    letter-spacing: .01em;
    background: var(--lime);
    color: var(--moss);
    border: 1px solid var(--lime);
    transition: all .25s ease;
  }

  .cta-btn:hover {
    background: #e6ff55;
    color: #0a0f0d;
    box-shadow: 0 14px 30px rgba(215, 249, 60, .2);
    transform: translateY(-2px);
  }

  .cta-btn-line {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 24px;
    border-radius: 12px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, .55);
    color: #fff;
    font-weight: 700;
    transition: all .25s ease;
  }

  .cta-btn-line:hover {
    background: #fff;
    color: var(--moss);
    transform: translateY(-2px);
  }

  .site-footer {
    background: var(--moss);
    color: #c0cbc3;
    padding-top: 76px;
  }

  .footer-bd {
    padding-bottom: 42px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 44px;
  }

  .footer-brand .footer-logo {
    color: #fff;
    font-size: 20px;
    letter-spacing: .01em;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .footer-brand .footer-glyph {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: var(--lime);
    color: var(--moss);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 800;
  }

  .footer-brand .footer-desc {
    margin: 20px 0 0;
    font-size: 14px;
    line-height: 1.85;
    max-width: 270px;
    color: #aebbb1;
  }

  .footer-title {
    font-size: 15px;
    color: #fff;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: .02em;
  }

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

  .footer-col a {
    color: #b6c2b9;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: color .22s ease, transform .22s ease;
  }

  .footer-col a:hover {
    color: var(--lime);
    transform: translateX(3px);
  }

  .footer-caption {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, .05);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 10px;
    padding: 8px 12px;
    color: #ced8d0;
    font-size: 13px;
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .11);
    padding: 24px 0 26px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    color: #75827a;
    font-size: 13px;
  }

  .footer-bottom a {
    color: #a6b4aa;
  }

  .footer-bottom a:hover {
    color: #fff;
  }

  .back-top {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
    color: #aebdb1;
    font-weight: 600;
  }

  .back-top:hover {
    color: #fff;
    background: rgba(255, 255, 255, .1);
  }

  .reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .5s ease, transform .5s ease;
  }

  .reveal.is-show {
    opacity: 1;
    transform: translateY(0);
  }

  .anchor-target {
    position: relative;
    top: -80px;
    display: block;
    height: 1px;
    visibility: hidden;
    pointer-events: none;
  }

  @media (min-width: 1024px) {
    .brand-row-inner {
      padding-top: 4px;
      padding-bottom: 4px;
    }
  }

  @media (max-width: 1023.98px) {
    .rel-grid {
      grid-template-columns: 1fr;
    }

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

    .footer-brand-col {
      grid-column: 1 / -1;
    }
  }

  @media (max-width: 767.98px) {
    .container, .container-narrow {
      padding-left: 18px;
      padding-right: 18px;
    }

    .brand-cn {
      font-size: 17px;
    }

    .brand-glyph {
      width: 38px;
      height: 38px;
      font-size: 20px;
      flex-basis: 38px;
      border-radius: 11px;
    }

    .member-entry .entry-text {
      display: none;
    }

    .channel-list {
      display: none;
    }

    .mobile-toggle {
      display: flex;
    }

    .site-navigation {
      display: block;
    }

    .mobile-nav.is-open {
      display: block;
    }

    .nav-inner {
      padding: 8px 0;
      min-height: 52px;
    }

    .article-title {
      font-size: 2rem;
    }

    .article-lead {
      font-size: 16px;
      padding: 16px 18px;
    }

    .article-head {
      padding-top: 24px;
      padding-bottom: 30px;
    }

    .article-content-region {
      padding-top: 40px;
    }

    .readable {
      font-size: 16px;
    }

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

    .source-tags {
      gap: 8px;
    }

    .tag-pill {
      padding: 6px 10px;
    }

    .cta-banner {
      padding: 70px 18px;
    }

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

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

    .rel-feature-body .rel-title {
      font-size: 18px;
    }

    .rel-row {
      padding: 16px;
    }
  }

  @media (max-width: 420px) {
    .brand-en {
      font-size: 10px;
      letter-spacing: .08em;
    }

    .brand-cn {
      font-size: 16px;
    }

    .btn-solid {
      padding: 9px 14px;
    }

    .article-lead {
      font-size: 15px;
    }

    .cta-btn, .cta-btn-line {
      width: 100%;
      justify-content: center;
    }
  }

  @media (prefers-reduced-motion: reduce) {
    *, *:before, *:after {
      animation-duration: .01ms !important;
      transition-duration: .01ms !important;
      scroll-behavior: auto !important;
    }

    .reveal {
      opacity: 1;
      transform: none;
    }
  }

/* roulang page: category2 */
:root {
    --bg: #F5F6F1;
    --surface: #FFFFFF;
    --ink: #111915;
    --muted: #65736B;
    --line: #DDE3DA;
    --primary: #D7F93C;
    --accent: #F2641D;
    --deep: #0C1512;
    --radius: 16px;
    --shadow: 0 18px 50px rgba(12, 21, 18, .08);
    --section-gap: 84px;
  }

  * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--ink);
    font-size: 15px;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
  }

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

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

  button,
  input,
  select,
  textarea {
    font: inherit;
    color: inherit;
  }

  ul,
  ol {
    list-style: none;
  }

  .container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding-left: 20px;
    padding-right: 20px;
  }

  @media (min-width: 640px) {
    .container {
      padding-left: 32px;
      padding-right: 32px;
    }
  }

  @media (min-width: 1024px) {
    .container {
      padding-left: 40px;
      padding-right: 40px;
    }
  }

  .site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    background: rgba(245, 246, 241, .93);
    backdrop-filter: saturate(150%) blur(12px);
    border-bottom: 1px solid transparent;
    transition: border-color .3s, background .3s;
  }

  .site-header.header-scrolled {
    border-bottom-color: var(--line);
  }

  .top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 68px;
    gap: 16px;
  }

  .site-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
  }

  .brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    flex: 0 0 auto;
    border-radius: 10px;
    background: var(--primary);
    color: var(--deep);
    font-weight: 900;
    font-size: 16px;
    box-shadow: 0 0 0 1px rgba(215, 249, 60, .5);
  }

  .brand-text {
    font-size: clamp(1rem, 4vw, 1.24rem);
    font-weight: 800;
    letter-spacing: .02em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--deep);
  }

  .top-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: auto;
  }

  .btn-quiet,
  .btn-green,
  .btn-light,
  .btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 999px;
    font-weight: 700;
    line-height: 1;
    transition: all .25s ease;
  }

  .btn-green {
    background: var(--primary);
    color: var(--deep);
    border: 1px solid var(--primary);
  }

  .btn-green:hover {
    background: #c0e72a;
    transform: translateY(-1px);
  }

  .btn-green:focus-visible,
  .btn-light:focus-visible,
  .btn-outline:focus-visible,
  .btn-quiet:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 3px;
  }

  .btn-quiet {
    padding: 9px 16px;
    border: 1px solid transparent;
    color: var(--ink);
  }

  .btn-quiet:hover {
    border-color: var(--line);
    background: var(--surface);
  }

  .btn-green {
    padding: 10px 18px;
    font-size: 14px;
  }

  .btn-light {
    background: var(--primary);
    color: var(--deep);
    border: 1px solid var(--primary);
    padding: 12px 22px;
    font-size: 14px;
  }

  .btn-outline {
    border: 1px solid rgba(255, 255, 255, .4);
    color: #fff;
    padding: 12px 22px;
    font-size: 14px;
    background: transparent;
  }

  .btn-outline:hover {
    background: rgba(255, 255, 255, .12);
    border-color: rgba(255, 255, 255, .8);
  }

  .btn-dark-outline {
    border-color: var(--ink);
    color: var(--ink);
  }

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

  .menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border: 1px solid var(--line);
    background: var(--surface);
    border-radius: 10px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
  }

  .menu-toggle span,
  .menu-toggle span::before,
  .menu-toggle span::after {
    content: "";
    width: 18px;
    height: 2px;
    background: var(--deep);
    display: block;
    position: relative;
    border-radius: 4px;
    transition: transform .3s;
  }

  .menu-toggle span::before {
    position: absolute;
    top: -6px;
  }

  .menu-toggle span::after {
    position: absolute;
    top: 6px;
  }

  .menu-toggle.active span {
    background: transparent;
  }

  .menu-toggle.active span::before {
    top: 0;
    transform: rotate(45deg);
  }

  .menu-toggle.active span::after {
    top: 0;
    transform: rotate(-45deg);
  }

  .nav-row.channel-row {
    border-top: 1px solid var(--line);
  }

  .channel-list {
    display: flex;
    align-items: stretch;
    gap: 6px;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .channel-list::-webkit-scrollbar {
    display: none;
  }

  .channel-link {
    display: block;
    padding: 13px 16px 11px;
    font-size: 14px;
    font-weight: 700;
    color: var(--muted);
    white-space: nowrap;
    position: relative;
    transition: color .2s;
    border-bottom: 2px solid transparent;
  }

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

  .channel-link::after {
    content: "";
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: -2px;
    height: 2px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform .3s ease;
  }

  .channel-link.is-active {
    color: var(--deep);
  }

  .channel-link.is-active::after {
    transform: scaleX(1);
  }

  .channel-link.is-active {
    border-bottom-color: transparent;
  }

  .page-hero {
    background: var(--deep);
    position: relative;
    overflow: hidden;
    padding: 74px 0 76px;
  }

  .page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("/assets/images/backpic/back-2.png");
    background-size: cover;
    background-position: center;
    opacity: .18;
    pointer-events: none;
  }

  .page-hero::after {
    content: "";
    position: absolute;
    width: 360px;
    height: 360px;
    right: -120px;
    top: -100px;
    background: rgba(215, 249, 60, .14);
    filter: blur(100px);
    border-radius: 50%;
    pointer-events: none;
  }

  .hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(320px, .88fr);
    gap: 44px;
    align-items: center;
  }

  .breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
    font-size: 13px;
    color: rgba(255, 255, 255, .68);
    margin-bottom: 24px;
  }

  .breadcrumb a {
    color: rgba(255, 255, 255, .8);
    transition: color .2s;
  }

  .breadcrumb a:hover {
    color: #fff;
  }

  .breadcrumb .sep {
    color: rgba(255, 255, 255, .3);
    margin: 0 3px;
  }

  .page-title {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    line-height: 1.12;
    font-weight: 900;
    letter-spacing: -.02em;
    color: #fff;
    margin-bottom: 18px;
  }

  .hero-lead {
    color: rgba(255, 255, 255, .8);
    font-size: 16px;
    line-height: 1.9;
    max-width: 620px;
    margin-bottom: 28px;
  }

  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
  }

  .hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 28px;
  }

  .hero-chip {
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, .2);
    background: rgba(255, 255, 255, .05);
    color: rgba(255, 255, 255, .84);
    font-size: 12px;
    font-weight: 600;
  }

  .hero-chip.accent {
    border-color: rgba(215, 249, 60, .45);
    color: var(--primary);
  }

  .help-visual {
    position: relative;
    border-radius: 22px;
    overflow: hidden;
    min-height: 360px;
    background: #12231d;
    border: 1px solid rgba(255, 255, 255, .08);
  }

  .help-visual > img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
  }

  .help-visual::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(12, 21, 18, 0) 30%, rgba(12, 21, 18, .9) 100%);
  }

  .visual-panel {
    position: absolute;
    left: 18px;
    right: 18px;
    bottom: 18px;
    background: rgba(255, 255, 255, .96);
    border-radius: 16px;
    padding: 16px 18px;
    color: var(--ink);
    z-index: 3;
  }

  .visual-panel .mini-title {
    font-size: 13px;
    font-weight: 800;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .visual-panel .dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: var(--primary);
    box-shadow: 0 0 0 3px rgba(215, 249, 60, .3);
  }

  .visual-panel ul {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 12px;
    font-size: 13px;
  }

  .visual-panel ul li {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--muted);
  }

  .visual-panel ul li strong {
    color: var(--ink);
    font-weight: 700;
  }

  .section-block {
    padding: var(--section-gap) 0;
  }

  .section-white {
    background: var(--surface);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .section-soft {
    background: var(--bg);
  }

  .section-head {
    max-width: 760px;
    margin-bottom: 38px;
  }

  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    letter-spacing: .14em;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--accent);
  }

  .eyebrow::before {
    content: "";
    width: 22px;
    height: 2px;
    background: var(--primary);
  }

  .sec-title {
    font-size: clamp(1.7rem, 3vw, 2.5rem);
    line-height: 1.2;
    font-weight: 900;
    letter-spacing: -.02em;
    color: var(--ink);
    margin-top: 12px;
    margin-bottom: 14px;
  }

  .sec-desc {
    color: var(--muted);
    font-size: 15px;
    line-height: 1.9;
  }

  .dark-section .sec-title {
    color: #fff;
  }

  .dark-section .sec-desc {
    color: rgba(255, 255, 255, .72);
  }

  .service-layout {
    display: grid;
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    gap: 24px;
    align-items: stretch;
  }

  .service-lead-card {
    border: 1px solid var(--line);
    border-radius: 18px;
    background: var(--bg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 100%;
  }

  .service-media {
    height: 210px;
    overflow: hidden;
    position: relative;
  }

  .service-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
  }

  .service-lead-card:hover .service-media img {
    transform: scale(1.04);
  }

  .service-media .badge {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(12, 21, 18, .8);
    color: #fff;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 999px;
    z-index: 2;
    backdrop-filter: blur(8px);
  }

  .service-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
  }

  .service-content h3 {
    font-size: 1.35rem;
    font-weight: 800;
    line-height: 1.45;
    margin-bottom: 10px;
    color: var(--ink);
  }

  .service-content p {
    color: var(--muted);
    font-size: 15px;
    line-height: 1.85;
    margin-bottom: 18px;
  }

  .text-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 800;
    color: var(--ink);
    transition: gap .25s, color .2s;
    margin-top: auto;
    width: fit-content;
  }

  .text-link:hover {
    gap: 12px;
    color: var(--accent);
  }

  .service-list {
    display: flex;
    flex-direction: column;
  }

  .service-list-item {
    border-bottom: 1px solid var(--line);
    padding-bottom: 22px;
    margin-bottom: 22px;
    display: flex;
    gap: 18px;
  }

  .service-list-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: 0;
  }

  .service-index {
    font-size: 15px;
    font-weight: 900;
    color: var(--accent);
    line-height: 1.2;
    flex: 0 0 34px;
    padding-top: 6px;
  }

  .service-list-main {
    min-width: 0;
  }

  .service-list-main h3 {
    font-size: 1.1rem;
    font-weight: 800;
    line-height: 1.4;
    margin-bottom: 6px;
  }

  .service-list-main p {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 10px;
  }

  .flow-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
  }

  .flow-card {
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--surface);
    padding: 22px 20px;
    position: relative;
    transition: transform .3s, box-shadow .3s;
  }

  .flow-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
    border-color: rgba(12, 21, 18, .2);
  }

  .flow-num {
    font-size: 1.3rem;
    font-weight: 900;
    color: #fff;
    background: var(--deep);
    display: inline-block;
    border-radius: 99px;
    padding: 5px 12px;
    line-height: 1.2;
    margin-bottom: 18px;
  }

  .flow-card h3 {
    font-size: 15px;
    font-weight: 800;
    margin-bottom: 8px;
  }

  .flow-card p {
    font-size: 13.5px;
    color: var(--muted);
    line-height: 1.8;
  }

  .faq-section {
    background: var(--bg);
  }

  .faq-wrap {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.9fr);
    gap: 32px;
  }

  .faq-side {
    position: relative;
  }

  .faq-side .faq-note {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 22px;
    margin-top: 22px;
    font-size: 14px;
    line-height: 1.8;
    color: var(--muted);
  }

  .faq-side .faq-note strong {
    display: block;
    color: var(--ink);
    font-size: 15px;
    margin-bottom: 6px;
  }

  .faq-list {
    width: 100%;
  }

  .faq-search {
    display: flex;
    gap: 10px;
    margin-bottom: 14px;
  }

  .search-input {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 12px;
    height: 46px;
    padding: 0 16px;
    background: var(--surface);
    font-size: 14px;
    transition: border-color .2s, box-shadow .2s;
  }

  .search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(215, 249, 60, .22);
  }

  .search-btn {
    flex: 0 0 auto;
    border: 1px solid var(--deep);
    background: var(--deep);
    color: #fff;
    border-radius: 12px;
    padding: 0 18px;
    font-weight: 700;
    cursor: pointer;
    transition: background .2s, transform .2s;
  }

  .search-btn:hover {
    background: var(--primary);
    color: var(--deep);
    transform: translateY(-1px);
  }

  .faq-panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 15px;
    margin-bottom: 10px;
    overflow: hidden;
    transition: border-color .25s;
  }

  .faq-panel[open] {
    border-color: rgba(12, 21, 18, .3);
  }

  .faq-panel summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 17px 20px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 700;
    line-height: 1.55;
    color: var(--deep);
    list-style: none;
  }

  .faq-panel summary::-webkit-details-marker {
    display: none;
  }

  .faq-toggle {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--bg);
    position: relative;
    flex: 0 0 auto;
    transition: background .25s, transform .3s;
  }

  .faq-toggle::before,
  .faq-toggle::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 10px;
    height: 2px;
    background: var(--ink);
    transform: translate(-50%, -50%);
    border-radius: 4px;
  }

  .faq-toggle::after {
    transform: translate(-50%, -50%) rotate(90deg);
    transition: transform .3s;
  }

  .faq-panel[open] .faq-toggle {
    background: var(--primary);
  }

  .faq-panel[open] .faq-toggle::after {
    transform: translate(-50%, -50%) rotate(0deg);
  }

  .faq-answer {
    padding: 0 48px 20px 20px;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.9;
    border-top: 1px solid var(--line);
    margin-top: -2px;
    padding-top: 16px;
  }

  .faq-empty {
    display: none;
    background: rgba(255, 255, 255, .8);
    border: 1px dashed var(--line);
    padding: 22px;
    border-radius: 14px;
    color: var(--muted);
    font-size: 14px;
    text-align: center;
    margin-bottom: 10px;
  }

  .contact-deep {
    position: relative;
    background: var(--deep);
    overflow: hidden;
    padding: 74px 0 74px;
  }

  .contact-deep::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("/assets/images/backpic/back-1.webp");
    background-size: cover;
    background-position: center;
    opacity: .12;
  }

  .contact-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 52px;
    align-items: center;
  }

  .contact-copy {
    color: rgba(255, 255, 255, .82);
  }

  .contact-copy .eyebrow {
    color: var(--primary);
  }

  .contact-copy .eyebrow::before {
    background: var(--primary);
  }

  .contact-copy .sec-title {
    color: #fff;
  }

  .contact-list {
    margin-top: 22px;
    display: grid;
    gap: 12px;
  }

  .contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 15px;
    line-height: 1.7;
    color: rgba(255, 255, 255, .8);
  }

  .contact-list .contact-ico {
    color: var(--primary);
    font-weight: 900;
    width: 18px;
    flex: 0 0 auto;
  }

  .support-actions {
    margin-top: 28px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
  }

  .contact-panel {
    background: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .16);
    border-radius: 18px;
    padding: 26px;
    backdrop-filter: blur(8px);
  }

  .contact-panel h3 {
    color: #fff;
    font-size: 19px;
    font-weight: 800;
    margin-bottom: 8px;
  }

  .contact-panel p {
    color: rgba(255, 255, 255, .7);
    font-size: 14px;
    margin-bottom: 18px;
  }

  .contact-panel-list {
    display: grid;
    gap: 10px;
  }

  .contact-panel-list li {
    border-bottom: 1px solid rgba(255, 255, 255, .12);
    padding-bottom: 10px;
    display: flex;
    justify-content: space-between;
    gap: 14px;
    font-size: 14px;
    color: rgba(255, 255, 255, .74);
  }

  .contact-panel-list li strong {
    color: #fff;
    font-weight: 700;
    text-align: right;
  }

  .cta-deep {
    position: relative;
    background: var(--deep);
    border-top: 1px solid rgba(255, 255, 255, .14);
    padding: 68px 0 0;
  }

  .cta-band {
    background: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 22px;
    padding: 42px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
    margin-bottom: 68px;
  }

  .cta-band .cta-title {
    font-size: clamp(1.45rem, 3vw, 2.2rem);
    color: #fff;
    line-height: 1.3;
    font-weight: 900;
  }

  .cta-band p {
    color: rgba(255, 255, 255, .7);
    max-width: 520px;
    font-size: 14px;
    margin-top: 4px;
  }

  .cta-band .btn-inline {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
  }

  .footer {
    background: var(--deep);
    color: rgba(255, 255, 255, .72);
    padding-top: 22px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr .8fr .9fr 1.2fr;
    gap: 40px;
    padding: 40px 0 54px;
    border-bottom: 1px solid rgba(255, 255, 255, .12);
  }

  .footer-brand {
    max-width: 310px;
  }

  .footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
  }

  .footer-logo .f-logo-mark {
    width: 34px;
    height: 34px;
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: var(--deep);
    font-weight: 900;
    border-radius: 10px;
  }

  .footer-logo .f-logo-text {
    color: #fff;
    font-size: 18px;
    font-weight: 900;
    white-space: nowrap;
  }

  .footer-brand p {
    color: rgba(255, 255, 255, .62);
    font-size: 14px;
    line-height: 1.9;
  }

  .footer-col h4 {
    color: #fff;
    font-size: 14px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: .04em;
  }

  .footer-col ul {
    display: grid;
    gap: 10px;
  }

  .footer-col a {
    color: rgba(255, 255, 255, .7);
    font-size: 14px;
    line-height: 1.6;
    transition: color .2s, padding-left .2s;
  }

  .footer-col a:hover {
    color: var(--primary);
    padding-left: 4px;
  }

  .footer-status li {
    display: flex;
    gap: 10px;
    font-size: 13px;
    color: rgba(255, 255, 255, .6);
    align-items: flex-start;
    line-height: 1.6;
  }

  .footer-status .foot-date {
    flex: 0 0 auto;
    background: rgba(215, 249, 60, .14);
    color: var(--primary);
    border-radius: 6px;
    padding: 1px 7px;
    font-weight: 700;
    font-size: 12px;
  }

  .footer-bottom {
    padding: 20px 0 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    color: rgba(255, 255, 255, .4);
    font-size: 13px;
  }

  .back-top {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, .2);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: transparent;
    color: rgba(255, 255, 255, .8);
    font-size: 14px;
    transition: background .2s, color .2s, transform .2s;
  }

  .back-top:hover {
    background: var(--primary);
    color: var(--deep);
    transform: translateY(-3px);
  }

  @media (max-width: 1023px) {
    .btn-quiet {
      display: none;
    }
    .top-bar {
      min-height: 62px;
    }
    .menu-toggle {
      display: inline-flex;
    }
    .nav-row.channel-row {
      display: none;
      border-top: 1px solid var(--line);
      padding-bottom: 12px;
    }
    .nav-row.channel-row.open {
      display: block;
    }
    .channel-link {
      padding: 12px 14px 10px;
    }
    .hero-inner {
      grid-template-columns: 1fr;
    }
    .help-visual {
      min-height: 300px;
    }
    .service-layout {
      grid-template-columns: 1fr;
    }
    .flow-grid {
      grid-template-columns: 1fr 1fr;
    }
    .faq-wrap {
      grid-template-columns: 1fr;
    }
    .contact-grid {
      grid-template-columns: 1fr;
    }
    .footer-grid {
      grid-template-columns: 1fr 1fr;
    }
  }

  @media (max-width: 640px) {
    :root {
      --section-gap: 58px;
    }
    .brand-mark {
      width: 30px;
      height: 30px;
      font-size: 14px;
    }
    .brand-text {
      max-width: 224px;
    }
    .btn-green {
      padding: 9px 14px;
      font-size: 13px;
    }
    .page-hero {
      padding: 50px 0 56px;
    }
    .hero-actions {
      flex-direction: column;
      align-items: stretch;
    }
    .hero-actions .btn {
      justify-content: center;
    }
    .flow-grid {
      grid-template-columns: 1fr;
    }
    .footer-grid {
      grid-template-columns: 1fr;
      gap: 28px;
    }
    .footer-bottom {
      justify-content: center;
      text-align: center;
    }
    .cta-band {
      padding: 30px 20px;
      flex-direction: column;
      align-items: flex-start;
    }
    .service-list-item {
      flex-direction: column;
      gap: 6px;
    }
    .service-index {
      padding-top: 0;
    }
    .faq-search {
      flex-direction: column;
    }
    .search-btn {
      height: 44px;
    }
    .faq-panel summary {
      font-size: 14px;
    }
    .faq-answer {
      padding-left: 20px;
      padding-right: 18px;
    }
  }

  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      animation-duration: .01ms !important;
      transition-duration: .01ms !important;
      scroll-behavior: auto !important;
    }
  }