/* roulang page: index */
:root{
  --ink:#0B0E0D;
  --ink-2:#141A18;
  --ink-3:#1B2321;
  --paper:#F7F6F2;
  --paper-2:#EFEDE7;
  --brand:#C8F04A;
  --brand-ink:#1E2A08;
  --accent:#FF6B35;
  --line:rgba(11,14,13,.10);
  --line-dark:rgba(247,246,242,.14);
  --muted:#5B615F;
  --muted-dark:#A8B0AB;
  --r-xs:4px;
  --r-card:14px;
  --r-lg:24px;
  --r-pill:999px;
  --sec-y:96px;
  --shadow-1:0 12px 32px rgba(11,14,13,.10);
  --ease:cubic-bezier(.2,.8,.2,1);
  --ff-serif:"Noto Serif SC",Georgia,"Songti SC",serif;
  --ff-sans:"Noto Sans SC",system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;
  --ff-num:"Space Grotesk",Inter,system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--ff-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease);}
button,input{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{font-family:var(--ff-serif);font-weight:600;letter-spacing:-.01em;margin:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:var(--r-xs);}
.container-xl{max-width:1280px;padding-left:22px;padding-right:22px;margin:0 auto;}
.num{font-family:var(--ff-num);font-variant-numeric:tabular-nums;letter-spacing:.02em;}

/* ================= HEADER ================= */
.site-header{
  position:sticky;
  top:0;
  z-index:1040;
  background:var(--ink);
  border-bottom:1px solid transparent;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.site-header.is-stuck{border-bottom-color:var(--line-dark);box-shadow:0 14px 34px rgba(0,0,0,.32);}
.hd-top{padding:15px 0;transition:padding .24s var(--ease);}
.site-header.is-stuck .hd-top{padding:7px 0;}
.hd-top-in{display:flex;align-items:center;justify-content:space-between;gap:18px;}
.brand{display:flex;align-items:center;gap:12px;color:var(--paper);}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  background:var(--brand);color:var(--brand-ink);
  display:grid;place-items:center;
  font-family:var(--ff-serif);font-size:20px;font-weight:700;
  transition:transform .3s var(--ease);
}
.brand:hover .brand-mark{transform:rotate(-6deg);}
.brand-text{font-family:var(--ff-serif);font-size:19px;font-weight:600;letter-spacing:0;white-space:nowrap;}
.hd-top-actions{display:flex;align-items:center;gap:12px;}
.hd-icon{
  width:40px;height:40px;border-radius:var(--r-pill);
  border:1px solid var(--line-dark);background:transparent;color:var(--paper);
  display:grid;place-items:center;cursor:pointer;
  transition:border-color .22s var(--ease),color .22s var(--ease),background-color .22s var(--ease);
}
.hd-icon:hover{border-color:var(--brand);color:var(--brand);}
.hd-icon svg{width:18px;height:18px;}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;
  background:var(--brand);color:var(--brand-ink);
  border:1px solid var(--brand);border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.01em;cursor:pointer;
  transition:transform .2s var(--ease),filter .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-brand:hover{transform:translateY(-1px);filter:brightness(1.06);color:var(--brand-ink);box-shadow:0 10px 24px rgba(200,240,74,.22);}
.btn-brand:active{transform:translateY(0);filter:brightness(.97);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;
  background:transparent;color:var(--paper);
  border:1px solid var(--line-dark);border-radius:var(--r-pill);
  font-size:15px;font-weight:500;cursor:pointer;
  transition:background-color .22s var(--ease),border-color .22s var(--ease),transform .2s var(--ease);
}
.btn-ghost:hover{background:rgba(200,240,74,.12);border-color:var(--brand);color:var(--paper);transform:translateY(-1px);}
.btn-outline-ink{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;
  background:transparent;color:var(--ink);
  border:1px solid rgba(11,14,13,.28);border-radius:var(--r-pill);
  font-size:15px;font-weight:500;cursor:pointer;
  transition:background-color .22s var(--ease),border-color .22s var(--ease),transform .2s var(--ease);
}
.btn-outline-ink:hover{background:rgba(200,240,74,.22);border-color:var(--ink);color:var(--ink);transform:translateY(-1px);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line-dark);background:transparent;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:1.5px;background:var(--paper);border-radius:2px;}
.hd-nav{border-top:1px solid var(--line-dark);}
.hd-nav-in{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:10px 22px;}
.hd-channels{display:flex;align-items:center;gap:6px;flex-wrap:wrap;}
.ch{
  position:relative;display:inline-flex;align-items:center;
  height:38px;padding:0 16px;border-radius:var(--r-pill);
  font-size:15px;color:var(--muted-dark);white-space:nowrap;
  transition:color .22s var(--ease),background-color .22s var(--ease);
}
.ch::after{
  content:"";position:absolute;left:16px;right:16px;bottom:5px;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform .26s var(--ease);
}
.ch:hover{color:var(--paper);}
.ch:hover::after{transform:scaleX(1);}
.ch.is-active{color:var(--paper);font-weight:500;}
.ch.is-active::after{transform:scaleX(1);}
.hd-search{position:relative;display:flex;align-items:center;min-width:262px;}
.hd-search input{
  width:100%;height:40px;padding:0 44px 0 16px;
  background:rgba(247,246,242,.06);color:var(--paper);
  border:1px solid var(--line-dark);border-radius:var(--r-pill);
  font-size:14px;outline:none;
  transition:border-color .22s var(--ease),background-color .22s var(--ease),box-shadow .22s var(--ease);
}
.hd-search input::placeholder{color:rgba(168,176,171,.85);}
.hd-search input:focus{border-color:var(--brand);background:rgba(247,246,242,.1);box-shadow:0 0 0 3px rgba(200,240,74,.16);}
.hd-search button{
  position:absolute;right:4px;width:34px;height:34px;border:0;border-radius:var(--r-pill);
  background:transparent;color:var(--muted-dark);display:grid;place-items:center;cursor:pointer;
}
.hd-search button:hover{color:var(--brand);}
.hd-search svg{width:17px;height:17px;}
.hd-chips{display:flex;align-items:center;gap:8px;padding:0 22px 12px;flex-wrap:wrap;}
.chip-label{font-family:var(--ff-num);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-dark);}
.chip{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;
  border:1px solid var(--line-dark);border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.02em;color:var(--muted-dark);white-space:nowrap;
  transition:background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.chip:hover{background:var(--brand);color:var(--brand-ink);border-color:var(--brand);}
.nav-drawer{
  position:fixed;inset:0;z-index:1055;background:rgba(11,14,13,.62);
  opacity:0;visibility:hidden;transition:opacity .26s var(--ease),visibility .26s var(--ease);
}
.nav-drawer.open{opacity:1;visibility:visible;}
.nav-drawer-panel{
  position:absolute;top:0;right:0;width:min(88vw,360px);height:100%;
  background:var(--ink-2);border-left:1px solid var(--line-dark);
  padding:24px 22px;overflow-y:auto;
  transform:translateX(100%);transition:transform .3s var(--ease);
}
.nav-drawer.open .nav-drawer-panel{transform:translateX(0);}
.drawer-close{
  width:40px;height:40px;border-radius:var(--r-pill);border:1px solid var(--line-dark);
  background:transparent;color:var(--paper);cursor:pointer;margin-left:auto;display:grid;place-items:center;
}
.drawer-head{display:flex;align-items:center;gap:12px;margin-bottom:22px;}
.drawer-search{display:flex;gap:8px;margin-bottom:20px;}
.drawer-search input{
  flex:1;height:46px;padding:0 16px;border-radius:var(--r-card);
  border:1px solid var(--line-dark);background:rgba(247,246,242,.06);color:var(--paper);outline:none;font-size:14px;
}
.drawer-search input:focus{border-color:var(--brand);}
.drawer-links{display:flex;flex-direction:column;gap:4px;}
.drawer-links a{
  padding:14px 16px;border-radius:var(--r-card);color:var(--paper);font-size:16px;
  border:1px solid transparent;
}
.drawer-links a:hover{background:rgba(200,240,74,.1);border-color:var(--line-dark);}
.drawer-links a.is-active{background:rgba(200,240,74,.14);border-color:rgba(200,240,74,.34);color:var(--brand);}
.drawer-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px;}

/* ================= HERO ================= */
.hero{
  position:relative;
  background-color:var(--ink);
  background-image:linear-gradient(180deg,rgba(11,14,13,.82) 0%,rgba(11,14,13,.9) 58%,rgba(11,14,13,.97) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  color:var(--paper);
  padding:92px 0 104px;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(200,240,74,.5),transparent);
}
.hero-grid{display:grid;grid-template-columns:1.35fr .95fr;gap:56px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--ff-num);font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--brand);margin-bottom:22px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--brand);display:block;}
.hero h1{
  font-size:clamp(32px,4.4vw,58px);
  line-height:1.15;
  letter-spacing:-.02em;
  font-weight:600;
  margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:var(--brand);}
.hero-sub{font-size:17px;line-height:1.8;color:rgba(247,246,242,.78);max-width:56ch;margin-bottom:32px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  padding-top:28px;border-top:1px solid var(--line-dark);
}
.hero-stats .st-num{font-family:var(--ff-num);font-size:28px;font-weight:700;color:var(--brand);line-height:1.2;}
.hero-stats .st-label{font-size:13px;color:var(--muted-dark);margin-top:6px;}
.hero-side{
  background:rgba(20,26,24,.72);
  border:1px solid var(--line-dark);
  border-radius:var(--r-lg);
  padding:26px;
  backdrop-filter:blur(2px);
}
.hero-side h2{font-size:19px;margin-bottom:6px;}
.hero-side .side-sub{font-size:13px;color:var(--muted-dark);margin-bottom:18px;}
.side-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:13px 0;border-bottom:1px dashed var(--line-dark);font-size:14px;color:rgba(247,246,242,.86);
}
.side-list li:last-child{border-bottom:0;}
.side-list .idx{font-family:var(--ff-num);font-size:12px;color:var(--brand);padding-top:4px;min-width:22px;}
.side-foot{
  margin-top:20px;padding-top:16px;border-top:1px solid var(--line-dark);
  font-size:12.5px;color:var(--muted-dark);line-height:1.75;
}

/* ================= QUICK ENTRY ================= */
.quick-band{margin-top:-46px;position:relative;z-index:5;}
.quick-grid{
  display:grid;grid-template-columns:repeat(6,1fr);gap:14px;
  background:var(--paper);border-radius:var(--r-lg);
  padding:18px;box-shadow:0 18px 40px rgba(11,14,13,.14);
  border:1px solid var(--line);
}
.quick-item{
  display:flex;flex-direction:column;gap:10px;
  padding:16px 14px;border-radius:var(--r-card);
  border:1px solid transparent;
  transition:background-color .22s var(--ease),border-color .22s var(--ease),transform .2s var(--ease);
}
.quick-item:hover{background:var(--paper-2);border-color:var(--line);transform:translateY(-2px);}
.quick-ico{
  width:36px;height:36px;border-radius:11px;background:var(--ink);color:var(--brand);
  display:grid;place-items:center;
}
.quick-ico svg{width:18px;height:18px;}
.quick-item b{font-size:15px;font-weight:600;font-family:var(--ff-serif);}
.quick-item span{font-size:12.5px;color:var(--muted);line-height:1.6;}

/* ================= SECTION BASE ================= */
.sec{padding:var(--sec-y) 0;}
.sec-paper{background:var(--paper);}
.sec-paper2{background:var(--paper-2);}
.sec-dark{background:var(--ink);color:var(--paper);}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:42px;flex-wrap:wrap;}
.sec-num{
  display:block;font-family:var(--ff-num);font-size:12px;letter-spacing:.2em;
  color:var(--muted);margin-bottom:12px;
}
.sec-dark .sec-num{color:var(--muted-dark);}
.sec-title{font-size:clamp(26px,2.9vw,38px);line-height:1.25;position:relative;padding-left:18px;}
.sec-title::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:2px;background:var(--brand);border-radius:2px;
}
.sec-desc{font-size:15px;color:var(--muted);margin-top:12px;max-width:62ch;}
.sec-dark .sec-desc{color:var(--muted-dark);}
.link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:500;color:var(--ink);position:relative;padding-bottom:3px;
}
.link-more::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--brand);
  transition:width .28s var(--ease);
}
.link-more:hover::after{width:100%;}
.link-more svg{width:15px;height:15px;}

/* ================= NEWS (CMS) ================= */
.news-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:22px;margin-bottom:22px;}
.news-side{display:grid;gap:22px;}
.card-news{
  display:block;border:1px solid var(--line);border-radius:var(--r-card);
  background:var(--paper);overflow:hidden;height:100%;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.card-news:hover{transform:translateY(-2px);box-shadow:var(--shadow-1);border-color:rgba(11,14,13,.18);}
.news-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--paper-2);}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.card-news:hover .news-cover img{transform:scale(1.03);}
.news-tag{
  position:absolute;left:14px;top:14px;
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  background:rgba(11,14,13,.82);color:var(--brand);
  border-radius:var(--r-pill);font-size:11.5px;letter-spacing:.08em;
}
.news-body{padding:22px;}
.news-body h3{font-size:19px;line-height:1.5;margin-bottom:10px;}
.card-news:hover .news-body h3{color:#3B4409;}
.news-body .excerpt{
  font-size:14.5px;color:var(--muted);line-height:1.8;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  font-family:var(--ff-num);font-size:12.5px;color:var(--muted);letter-spacing:.02em;
  padding-top:14px;border-top:1px solid var(--line);
}
.news-lead .news-cover{aspect-ratio:16/9;}
.news-lead .news-body h3{font-size:24px;}
.news-lead .news-body .excerpt{-webkit-line-clamp:3;font-size:15px;}
.news-strip{display:grid;gap:14px;}
.strip{
  display:grid;grid-template-columns:180px 1fr;gap:20px;align-items:center;
  padding:14px;border:1px solid var(--line);border-radius:var(--r-card);background:var(--paper);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.strip:hover{transform:translateY(-2px);box-shadow:var(--shadow-1);border-color:rgba(11,14,13,.18);}
.strip-thumb{aspect-ratio:16/10;border-radius:10px;overflow:hidden;background:var(--paper-2);}
.strip-thumb img{width:100%;height:100%;object-fit:cover;}
.strip h3{font-size:17.5px;line-height:1.5;margin-bottom:8px;}
.strip .excerpt{
  font-size:14px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:10px;
}
.empty-state{
  text-align:center;padding:64px 24px;border:1px dashed rgba(11,14,13,.2);
  border-radius:var(--r-lg);background:var(--paper-2);
}
.empty-state svg{width:42px;height:42px;color:var(--muted);margin-bottom:16px;}
.empty-state p{font-size:15px;color:var(--muted);margin-bottom:20px;}

/* ================= BENEFIT TABLE ================= */
.table-wrap{
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--paper);
}
.table-scroll{overflow-x:auto;}
table.benefit{width:100%;border-collapse:collapse;min-width:720px;}
table.benefit thead th{
  position:sticky;top:0;z-index:2;
  background:var(--paper-2);color:var(--ink);
  font-family:var(--ff-serif);font-size:16px;font-weight:600;
  text-align:left;padding:20px 22px;border-bottom:1px solid var(--line);
}
table.benefit thead th:not(:first-child){text-align:center;}
table.benefit thead th .badge{
  display:block;font-family:var(--ff-sans);font-size:11.5px;font-weight:400;
  color:var(--muted);margin-top:6px;letter-spacing:.02em;
}
table.benefit thead th.is-rec{
  background:rgba(200,240,74,.24);
  border-left:1px solid rgba(11,14,13,.14);
  border-right:1px solid rgba(11,14,13,.14);
}
table.benefit thead th.is-rec .badge{color:var(--brand-ink);}
table.benefit tbody th{
  text-align:left;font-weight:600;font-size:15px;padding:18px 22px;
  border-bottom:1px solid var(--line);color:var(--ink);
}
table.benefit tbody td{
  padding:18px 22px;border-bottom:1px solid var(--line);
  font-size:14.5px;color:var(--muted);text-align:center;
  font-family:var(--ff-num);
}
table.benefit tbody tr:last-child th,table.benefit tbody tr:last-child td{border-bottom:0;}
table.benefit tbody tr:hover td,table.benefit tbody tr:hover th{background:rgba(200,240,74,.10);}
table.benefit tbody td.is-rec{background:rgba(200,240,74,.07);}
.table-note{font-size:13px;color:var(--muted);padding:16px 22px;background:var(--paper-2);border-top:1px solid var(--line);}

/* ================= LEVELS ================= */
.levels{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start;}
.level-card{
  border:1px solid var(--line);border-radius:var(--r-card);background:var(--paper);
  padding:28px;transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.level-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-1);}
.level-card:nth-child(2){margin-top:32px;padding-top:38px;}
.level-card:nth-child(3){margin-top:14px;}
.level-no{
  font-family:var(--ff-num);font-size:44px;font-weight:700;line-height:1;color:var(--paper-2);
  letter-spacing:-.03em;margin-bottom:12px;
}
.level-card h3{font-size:21px;margin-bottom:6px;}
.level-kicker{font-size:13px;color:var(--muted);margin-bottom:18px;}
.level-list li{
  display:flex;gap:10px;font-size:14.5px;color:var(--muted);line-height:1.7;
  padding:9px 0;border-top:1px dashed var(--line);
}
.level-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);margin-top:10px;flex:0 0 6px;}
.level-go{
  display:inline-flex;align-items:center;gap:8px;margin-top:20px;
  font-size:14px;font-weight:500;color:var(--ink);
}
.level-go svg{width:15px;height:15px;transition:transform .22s var(--ease);}
.level-card:hover .level-go svg{transform:translateX(4px);}

/* ================= PREVIEW GRID ================= */
.preview-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.preview-card{
  position:relative;border-radius:var(--r-card);overflow:hidden;aspect-ratio:16/10;
  background:var(--ink);
}
.preview-card img{width:100%;height:100%;object-fit:cover;opacity:.62;transition:transform .6s var(--ease),opacity .4s var(--ease);}
.preview-card:hover img{transform:scale(1.04);opacity:.72;}
.preview-body{
  position:absolute;inset:auto 0 0 0;padding:26px;color:var(--paper);
  background:linear-gradient(180deg,rgba(11,14,13,0),rgba(11,14,13,.88) 62%);
}
.preview-body .pv-tag{
  display:inline-flex;align-items:center;height:24px;padding:0 11px;margin-bottom:12px;
  border:1px solid rgba(200,240,74,.6);border-radius:var(--r-pill);
  font-family:var(--ff-num);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--brand);
}
.preview-body h3{font-size:20px;margin-bottom:8px;}
.preview-body p{font-size:14px;color:rgba(247,246,242,.78);line-height:1.75;}

/* ================= FAQ ================= */
.faq-wrap{max-width:900px;}
.accordion-item{
  background:transparent;border:0;border-bottom:1px solid var(--line);
}
.accordion-button{
  background:transparent;border:0;box-shadow:none;
  font-family:var(--ff-serif);font-size:18px;font-weight:500;color:var(--ink);
  padding:24px 60px 24px 0;line-height:1.6;
}
.accordion-button:not(.collapsed){background:transparent;color:var(--ink);font-weight:600;box-shadow:none;}
.accordion-button::after{display:none;}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--brand);outline-offset:2px;}
.plus{
  position:absolute;right:0;top:50%;transform:translateY(-50%);
  width:34px;height:34px;border-radius:var(--r-pill);
  border:1px solid rgba(11,14,13,.2);display:grid;place-items:center;
  color:var(--ink);font-family:var(--ff-num);font-size:17px;line-height:1;
  transition:background-color .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.plus::before{content:"+";}
.accordion-button:not(.collapsed) .plus{background:var(--brand);border-color:var(--brand);color:var(--brand-ink);}
.accordion-button:not(.collapsed) .plus::before{content:"−";}
.accordion-body{
  padding:0 40px 24px 22px;margin-left:0;
  border-left:2px solid var(--brand);
  font-size:15px;color:var(--muted);line-height:1.85;
}

/* ================= CTA ================= */
.cta-band{
  background-color:var(--ink);
  background-image:linear-gradient(120deg,rgba(11,14,13,.9),rgba(11,14,13,.96)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  color:var(--paper);padding:80px 0;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;}
.cta-band h2{font-size:clamp(24px,2.6vw,34px);line-height:1.3;margin-bottom:12px;}
.cta-band p{font-size:15px;color:var(--muted-dark);max-width:56ch;}
.cta-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start;}
.cta-note{font-size:12.5px;color:rgba(168,176,171,.9);line-height:1.7;}

/* ================= FOOTER ================= */
.site-footer{background:var(--ink-2);color:var(--paper);border-top:1px solid var(--brand);}
.ft-main{padding:64px 0 40px;}
.ft-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;}
.ft-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.ft-brand .brand-text{font-size:18px;}
.ft-about{font-size:14px;color:var(--muted-dark);line-height:1.85;max-width:40ch;}
.ft-title{
  font-family:var(--ff-num);font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted-dark);margin-bottom:18px;
}
.ft-links li{margin-bottom:11px;}
.ft-links a{
  position:relative;display:inline-block;font-size:14.5px;color:rgba(247,246,242,.86);padding-left:0;
}
.ft-links a::before{
  content:"";position:absolute;left:0;bottom:2px;height:1px;width:0;background:var(--brand);
  transition:width .26s var(--ease);
}
.ft-links a:hover{color:var(--brand);}
.ft-links a:hover::before{width:100%;}
.ft-notes li{font-size:13.5px;color:var(--muted-dark);line-height:1.8;margin-bottom:10px;}
.ft-bottom{
  border-top:1px solid var(--line-dark);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:12.5px;color:var(--muted-dark);
}
.ft-bottom .num{letter-spacing:.06em;}

/* ================= MOTION ================= */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .28s var(--ease),transform .28s var(--ease);}
.reveal.in{opacity:1;transform:none;}

/* ================= RESPONSIVE ================= */
@media (max-width:1199.98px){
  :root{--sec-y:80px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .quick-grid{grid-template-columns:repeat(3,1fr);}
  .ft-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:991.98px){
  :root{--sec-y:64px;}
  .hd-channels,.hd-search{display:none;}
  .nav-toggle{display:flex;}
  .hd-chips{overflow-x:auto;flex-wrap:nowrap;padding-bottom:14px;scrollbar-width:none;}
  .hd-chips::-webkit-scrollbar{display:none;}
  .hero{padding:64px 0 84px;}
  .news-grid{grid-template-columns:1fr;}
  .levels{grid-template-columns:1fr;}
  .level-card:nth-child(2),.level-card:nth-child(3){margin-top:0;}
  .preview-grid{grid-template-columns:1fr;}
}
@media (max-width:767.98px){
  body{font-size:15.5px;}
  .brand-text{font-size:16px;white-space:normal;line-height:1.35;}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:22px;}
  .quick-grid{grid-template-columns:repeat(2,1fr);padding:14px;gap:8px;}
  .quick-band{margin-top:-30px;}
  .sec-head{margin-bottom:30px;}
  .strip{grid-template-columns:1fr;gap:14px;}
  .strip-thumb{aspect-ratio:16/9;}
  .news-lead .news-body h3{font-size:20px;}
  .accordion-button{font-size:16px;padding:20px 54px 20px 0;}
  .accordion-body{padding:0 20px 20px 18px;font-size:14.5px;}
  .cta-band{padding:64px 0;}
  .ft-grid{grid-template-columns:1fr;}
  .ft-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:519.98px){
  .container-xl{padding-left:16px;padding-right:16px;}
  .quick-grid{grid-template-columns:1fr;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .hero-cta .btn-brand,.hero-cta .btn-ghost{width:100%;}
  .hero-stats{grid-template-columns:1fr 1fr;}
  .hd-top-actions .btn-brand{padding:0 14px;font-size:13px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: article */
:root{
  --ink:#0B0E0D;
  --ink-2:#141A18;
  --paper:#F7F6F2;
  --paper-2:#EFEDE7;
  --brand:#C8F04A;
  --brand-ink:#1E2A08;
  --accent:#FF6B35;
  --line:rgba(11,14,13,.10);
  --line-dark:rgba(247,246,242,.14);
  --muted:#5B615F;
  --muted-dark:#A8B0AB;
  --r-sm:4px;
  --r-card:14px;
  --r-lg:24px;
  --r-pill:999px;
  --shadow-hover:0 12px 32px rgba(11,14,13,.10);
  --maxw:1240px;
  --font-serif:"Noto Serif SC",Georgia,serif;
  --font-sans:"Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Space Grotesk","Inter",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
input,button,textarea{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding-left:1.35em}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container-xl{width:100%;max-width:var(--maxw);margin:0 auto;padding-left:20px;padding-right:20px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em}

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:var(--ink);
  color:var(--paper);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-stuck{border-bottom-color:var(--line-dark);box-shadow:0 14px 34px rgba(0,0,0,.38)}
.hd-top-in{display:flex;align-items:center;justify-content:space-between;gap:16px;height:66px;transition:height .25s ease}
.site-header.is-stuck .hd-top-in{height:54px}
.brand{display:inline-flex;align-items:center;gap:10px;min-height:44px}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--brand);color:var(--brand-ink);
  display:grid;place-items:center;font-family:var(--font-serif);font-weight:700;font-size:17px;
}
.brand-text{font-family:var(--font-serif);font-size:17px;font-weight:600;letter-spacing:.01em;color:var(--paper)}
.hd-top-actions{display:flex;align-items:center;gap:12px}
.hd-icon{
  width:40px;height:40px;display:grid;place-items:center;border-radius:var(--r-pill);
  background:transparent;border:1px solid var(--line-dark);color:var(--paper);transition:.22s;
}
.hd-icon svg{width:18px;height:18px}
.hd-icon:hover{background:rgba(200,240,74,.14);border-color:var(--brand);color:var(--brand)}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-pill);
  background:var(--brand);color:var(--brand-ink);border:1px solid var(--brand);
  font-weight:600;font-size:15px;letter-spacing:.01em;transition:transform .22s ease,background .22s ease,box-shadow .22s ease;
}
.btn-brand:hover{background:#d5f76b;transform:translateY(-1px);box-shadow:0 10px 24px rgba(200,240,74,.24)}
.btn-brand:active{transform:translateY(0)}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-pill);
  border:1px solid var(--line-dark);color:var(--paper);background:transparent;
  font-weight:500;font-size:15px;transition:.22s;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:rgba(200,240,74,.08)}
.btn-outline-ink{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-pill);
  border:1px solid var(--line);color:var(--ink);background:transparent;
  font-weight:500;font-size:15px;transition:.22s;
}
.btn-outline-ink:hover{border-color:var(--ink);transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;background:transparent;
  border:1px solid var(--line-dark);flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:1.5px;background:var(--paper);border-radius:2px;transition:.22s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

.hd-nav{background:var(--ink);border-top:1px solid var(--line-dark)}
.hd-nav-in{display:flex;align-items:center;gap:26px;height:54px}
.hd-channels{display:flex;align-items:center;gap:24px;flex:1 1 auto;overflow-x:auto;scrollbar-width:none}
.hd-channels::-webkit-scrollbar{display:none}
.ch{
  position:relative;font-size:15px;color:var(--muted-dark);padding:6px 0;white-space:nowrap;
  transition:color .22s ease;
}
.ch::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;background:var(--brand);
  transform:scaleX(0);transform-origin:left;transition:transform .28s cubic-bezier(.2,.8,.2,1);
}
.ch:hover{color:var(--paper)}
.ch:hover::after,.ch.is-active::after{transform:scaleX(1)}
.ch.is-active{color:var(--paper)}
.hd-search{
  display:flex;align-items:center;height:38px;padding:0 4px 0 14px;
  background:rgba(247,246,242,.06);border:1px solid var(--line-dark);border-radius:var(--r-pill);
  transition:.22s;
}
.hd-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 2px rgba(200,240,74,.22)}
.hd-search input{
  width:196px;height:100%;background:transparent;border:0;outline:none;
  color:var(--paper);font-size:14px;
}
.hd-search input::placeholder{color:var(--muted-dark)}
.hd-search button{
  width:30px;height:30px;display:grid;place-items:center;border-radius:var(--r-pill);
  background:transparent;border:0;color:var(--muted-dark);transition:.2s;
}
.hd-search button svg{width:16px;height:16px}
.hd-search button:hover{color:var(--brand)}
.hd-chips{display:flex;align-items:center;gap:10px;padding-top:6px;padding-bottom:12px;overflow-x:auto;scrollbar-width:none}
.hd-chips::-webkit-scrollbar{display:none}
.chip-label{font-family:var(--font-num);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--brand);flex:0 0 auto}
.chip{
  font-size:12px;letter-spacing:.05em;color:var(--muted-dark);
  border:1px solid var(--line-dark);border-radius:var(--r-pill);padding:4px 12px;
  white-space:nowrap;transition:.22s;
}
.chip:hover{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}

/* ============ HERO ============ */
.hero-article{position:relative;background:var(--ink);color:var(--paper);overflow:hidden}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.3}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,14,13,.84) 0%,rgba(11,14,13,.92) 60%,rgba(11,14,13,.97) 100%);
}
.hero-article-in{position:relative;z-index:2;padding-top:52px;padding-bottom:60px;max-width:960px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--muted-dark);margin-bottom:22px;letter-spacing:.04em}
.crumb a{transition:color .2s}
.crumb a:hover{color:var(--brand)}
.crumb .sep{opacity:.45}
.crumb .cur{color:var(--paper);max-width:34ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-tag{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;letter-spacing:.14em;
  color:var(--brand);border:1px solid rgba(200,240,74,.4);border-radius:var(--r-pill);
  padding:4px 12px;margin-bottom:18px;
}
.article-h1{
  font-family:var(--font-serif);font-weight:600;
  font-size:clamp(26px,3.8vw,46px);line-height:1.2;letter-spacing:-.02em;
  margin-bottom:22px;max-width:30ch;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;font-size:13px;color:var(--muted-dark)}
.meta-item{display:inline-flex;align-items:center;gap:7px}
.meta-item .dot{width:5px;height:5px;border-radius:50%;background:var(--brand);flex:0 0 auto}
.meta-sep{width:1px;height:12px;background:var(--line-dark)}

/* ============ ARTICLE BODY ============ */
.section-article{background:var(--paper);padding:72px 0 88px}
.article-layout{display:grid;grid-template-columns:minmax(0,68ch) 232px;gap:60px;justify-content:center;align-items:start}
.article-main{min-width:0}
.article-body{font-size:16px;line-height:1.85;color:#191e1d;word-break:break-word}
.article-body > * + *{margin-top:1.4em}
.article-body h2{
  position:relative;font-family:var(--font-serif);font-weight:600;
  font-size:clamp(21px,2.5vw,29px);line-height:1.32;letter-spacing:-.01em;
  margin-top:2.3em;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.34em;bottom:.34em;width:3px;
  background:var(--brand);border-radius:2px;
}
.article-body h3{font-family:var(--font-serif);font-weight:600;font-size:20px;line-height:1.4;margin-top:1.9em}
.article-body h4{font-weight:700;font-size:17px;margin-top:1.6em}
.article-body p{margin:0}
.article-body ul,.article-body ol{padding-left:1.4em}
.article-body li{margin:.5em 0}
.article-body li::marker{color:#7f9a2c}
.article-body a{color:var(--ink);border-bottom:1px solid var(--brand);transition:.2s}
.article-body a:hover{background:rgba(200,240,74,.35)}
.article-body strong{font-weight:700}
.article-body blockquote{
  margin:1.7em 0;padding:16px 22px;border-left:3px solid var(--brand);
  background:var(--paper-2);border-radius:0 var(--r-card) var(--r-card) 0;
  font-style:italic;color:#33393a;
}
.article-body blockquote p + p{margin-top:.8em}
.article-body img{border-radius:var(--r-card);margin:1.7em auto;height:auto}
.article-body figure{margin:1.7em 0}
.article-body figcaption{
  margin-top:10px;font-size:13px;color:var(--muted);text-align:center;
}
.article-body hr{border:0;height:1px;background:var(--line);margin:2.4em 0}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.7em 0;font-size:15px;
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;display:table;
}
.article-body th{
  background:var(--paper-2);text-align:left;font-weight:600;
  padding:12px 14px;border-bottom:1px solid var(--line);white-space:nowrap;
}
.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body tbody tr:hover{background:rgba(200,240,74,.12)}
.article-body code{
  font-family:var(--font-num);font-size:.9em;background:var(--paper-2);
  border:1px solid var(--line);border-radius:var(--r-sm);padding:1px 6px;
}
.article-body pre{
  background:var(--ink);color:var(--paper);padding:18px 20px;border-radius:var(--r-card);
  overflow-x:auto;font-family:var(--font-num);font-size:14px;line-height:1.7;
}
.article-body pre code{background:transparent;border:0;color:inherit;padding:0}

/* 目录 */
.toc-aside{position:sticky;top:132px;align-self:start}
.toc-title{
  font-family:var(--font-num);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted);margin-bottom:14px;
}
.toc-list{display:grid;gap:2px;border-left:1px solid var(--line)}
.toc-link{
  display:block;padding:7px 0 7px 14px;margin-left:-1px;font-size:13px;line-height:1.55;
  color:var(--muted);border-left:2px solid transparent;transition:.2s;
}
.toc-link:hover{color:var(--ink);border-left-color:rgba(200,240,74,.7)}
.toc-link.is-current{color:var(--ink);font-weight:600;border-left-color:var(--brand)}
.toc-link.toc-sub{padding-left:26px;font-size:12.5px}

/* 文末 */
.article-foot{margin-top:60px;padding-top:30px;border-top:1px solid var(--line)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.tag{
  display:inline-flex;align-items:center;font-size:12px;letter-spacing:.04em;
  padding:5px 13px;border-radius:var(--r-pill);background:var(--paper-2);
  border:1px solid var(--line);color:var(--muted);transition:.22s;
}
.tag:hover{border-color:var(--brand);color:var(--ink);background:rgba(200,240,74,.2)}
.foot-title{
  font-family:var(--font-serif);font-size:22px;font-weight:600;line-height:1.35;
  margin-bottom:20px;padding-left:14px;position:relative;
}
.foot-title::before{content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:3px;background:var(--brand);border-radius:2px}
.rel-list{display:grid;gap:14px}
.rel-card{
  display:grid;grid-template-columns:150px minmax(0,1fr);gap:18px;align-items:center;
  padding:14px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(11,14,13,.18)}
.rel-thumb{position:relative;aspect-ratio:16/10;border-radius:10px;overflow:hidden;background:var(--paper-2)}
.rel-thumb img{width:100%;height:100%;object-fit:cover}
.rel-body{min-width:0}
.rel-cat{
  font-family:var(--font-num);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:#7f9a2c;margin-bottom:6px;
}
.rel-title{font-size:17px;font-weight:600;line-height:1.5;margin-bottom:6px;color:var(--ink)}
.rel-meta{font-size:12px;color:var(--muted)}
.rel-time{display:inline-flex;align-items:center;gap:6px}
.foot-actions{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px}

/* 空态 */
.empty-state{
  text-align:center;padding:64px 24px;border:1px dashed var(--line);
  border-radius:var(--r-lg);background:#fff;
}
.empty-mark{
  width:56px;height:56px;margin:0 auto 18px;border-radius:50%;
  background:var(--paper-2);display:grid;place-items:center;
  font-family:var(--font-num);font-size:22px;color:var(--muted);
}
.empty-title{font-family:var(--font-serif);font-size:22px;font-weight:600;margin-bottom:10px}
.empty-desc{color:var(--muted);font-size:15px;margin-bottom:24px}

/* ============ CTA ============ */
.section-cta{background:var(--ink);color:var(--paper);padding:80px 0}
.cta-box{max-width:760px}
.cta-title{
  font-family:var(--font-serif);font-weight:600;font-size:clamp(24px,3vw,34px);
  line-height:1.28;letter-spacing:-.01em;margin-bottom:16px;
}
.cta-desc{color:var(--muted-dark);font-size:15px;max-width:56ch;margin-bottom:28px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-note{margin-top:22px;font-size:13px;color:var(--muted-dark)}

/* ============ FOOTER ============ */
.site-footer{background:var(--ink-2);color:var(--muted-dark);position:relative}
.site-footer::before{content:"";display:block;height:2px;background:var(--brand)}
.ft-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:44px;padding:64px 0 44px}
.ft-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:18px}
.ft-brand .brand-mark{width:32px;height:32px;border-radius:9px}
.ft-brand .brand-text{font-size:16px;color:var(--paper)}
.ft-about{font-size:14px;line-height:1.85;color:var(--muted-dark);max-width:38ch}
.ft-title{
  font-family:var(--font-num);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--paper);margin-bottom:18px;
}
.ft-links,.ft-notes{list-style:none;padding:0;margin:0;display:grid;gap:10px;font-size:14px}
.ft-links a{position:relative;display:inline-block;transition:color .22s}
.ft-links a::after{
  content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;background:var(--brand);
  transition:width .26s cubic-bezier(.2,.8,.2,1);
}
.ft-links a:hover{color:var(--brand)}
.ft-links a:hover::after{width:100%}
.ft-notes li{line-height:1.75;position:relative;padding-left:14px}
.ft-notes li::before{content:"";position:absolute;left:0;top:.72em;width:5px;height:5px;border-radius:50%;background:rgba(200,240,74,.65)}
.ft-bottom{
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;align-items:center;
  border-top:1px solid var(--line-dark);padding-top:22px;padding-bottom:26px;font-size:13px;
}
.ft-bottom .num{color:var(--muted-dark);letter-spacing:.06em}

/* ============ RESPONSIVE ============ */
@media (max-width:1199.98px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0}
  .toc-aside{display:none}
}
@media (max-width:991.98px){
  .nav-toggle{display:inline-flex}
  .hd-nav{display:none}
  .site-header.nav-open .hd-nav{display:block}
  .hd-nav-in{height:auto;flex-direction:column;align-items:stretch;gap:14px;padding-top:14px;padding-bottom:14px}
  .hd-channels{gap:20px;padding-bottom:4px}
  .hd-search{display:none;width:100%}
  .hd-search.is-open{display:flex}
  .hd-search input{width:100%}
  .section-article{padding:56px 0 68px}
  .section-cta{padding:64px 0}
  .ft-grid{grid-template-columns:1fr 1fr;gap:36px;padding:52px 0 36px}
}
@media (max-width:767.98px){
  .article-h1{font-size:clamp(23px,6vw,30px);max-width:none}
  .hero-article-in{padding-top:38px;padding-bottom:46px}
  .article-body{font-size:15.5px}
  .rel-card{grid-template-columns:112px minmax(0,1fr);gap:14px;padding:12px}
  .rel-title{font-size:15.5px}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap}
  .article-body th,.article-body td{white-space:normal}
  .article-body table{white-space:normal}
  .ft-grid{padding:44px 0 30px;gap:30px}
}
@media (max-width:575.98px){
  .container-xl{padding-left:16px;padding-right:16px}
  .brand-text{font-size:15px}
  .btn-brand.btn-sm{padding:0 14px;font-size:13px}
  .ft-grid{grid-template-columns:1fr;gap:28px}
  .cta-actions .btn-brand,.cta-actions .btn-ghost,.foot-actions .btn-outline-ink{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
  --ink:#0B0E0D;
  --ink-2:#141A18;
  --paper:#F7F6F2;
  --paper-2:#EFEDE7;
  --brand:#C8F04A;
  --brand-ink:#1E2A08;
  --accent:#FF6B35;
  --line:rgba(11,14,13,.10);
  --line-dark:rgba(247,246,242,.14);
  --muted:#5B615F;
  --muted-dark:#A8B0AB;
  --r-sm:4px;
  --r-md:14px;
  --r-lg:24px;
  --r-pill:999px;
  --sh:0 12px 32px rgba(11,14,13,.10);
  --ease:cubic-bezier(.2,.8,.2,1);
  --serif:"Noto Serif SC",Georgia,"Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --geo:"Inter","Space Grotesk",-apple-system,Helvetica,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:var(--ink)}
button,input{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:600;letter-spacing:-.01em}
p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:var(--r-sm)}
.container-xl{width:100%;max-width:1240px;margin:0 auto;padding-left:20px;padding-right:20px}
body.nav-lock{overflow:hidden}

/* ---------- 按钮 ---------- */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;
  background:var(--brand);color:var(--brand-ink);
  border:1px solid var(--brand);border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  cursor:pointer;transition:transform .22s var(--ease),background-color .22s var(--ease),box-shadow .22s var(--ease);
}
.btn-brand:hover{background:#d4f668;color:var(--brand-ink);transform:translateY(-1px);box-shadow:0 10px 24px rgba(200,240,74,.25)}
.btn-brand:active{transform:translateY(0)}
.btn-brand.btn-sm{min-height:38px;padding:0 18px;font-size:14px}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;
  background:transparent;color:var(--ink);
  border:1px solid var(--line);border-radius:var(--r-pill);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background-color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.btn-line:hover{background:rgba(200,240,74,.12);border-color:var(--brand);transform:translateY(-1px)}
.btn-line.on-dark{color:var(--paper);border-color:var(--line-dark)}
.btn-line.on-dark:hover{background:rgba(200,240,74,.14);border-color:var(--brand);color:var(--paper)}
.btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;
  background:var(--accent);color:#fff;border:1px solid var(--accent);border-radius:var(--r-pill);
  font-size:15px;font-weight:700;cursor:pointer;
  transition:transform .22s var(--ease),filter .22s var(--ease);
}
.btn-accent:hover{filter:brightness(1.06);color:#fff;transform:translateY(-1px)}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:1050;background:var(--ink);border-bottom:1px solid transparent;transition:border-color .25s var(--ease),background-color .25s var(--ease)}
.site-header.is-stuck{border-bottom-color:var(--line-dark);background:var(--ink)}
.hd-top{transition:padding .25s var(--ease);padding:16px 0}
.site-header.is-stuck .hd-top{padding:6px 0}
.hd-top-in{display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--paper)}
.brand:hover{color:var(--paper)}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;display:grid;place-items:center;
  background:var(--brand);color:var(--brand-ink);border-radius:10px;
  font-family:var(--serif);font-size:19px;font-weight:700;line-height:1;
}
.brand-text{font-family:var(--serif);font-size:18px;font-weight:600;letter-spacing:.01em;white-space:nowrap}
.hd-top-actions{display:flex;align-items:center;gap:10px}
.hd-icon{
  width:40px;height:40px;display:grid;place-items:center;
  background:transparent;border:1px solid var(--line-dark);border-radius:var(--r-pill);
  color:var(--paper);cursor:pointer;transition:border-color .22s var(--ease),background-color .22s var(--ease);
}
.hd-icon svg{width:18px;height:18px}
.hd-icon:hover{border-color:var(--brand);background:rgba(200,240,74,.10)}
.nav-toggle{
  display:none;width:40px;height:40px;padding:0;background:transparent;
  border:1px solid var(--line-dark);border-radius:var(--r-pill);
  cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle span{display:block;width:17px;height:1.5px;background:var(--paper);transition:transform .25s var(--ease),opacity .2s var(--ease)}
.nav-toggle.is-active span:nth-child(1){transform:translateY(5.5px) rotate(45deg)}
.nav-toggle.is-active span:nth-child(2){opacity:0}
.nav-toggle.is-active span:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}
.hd-nav{padding-bottom:10px}
.hd-nav-in{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.hd-channels{display:flex;align-items:center;gap:6px}
.ch{
  position:relative;padding:8px 12px;color:var(--muted-dark);
  font-size:15px;font-weight:500;white-space:nowrap;transition:color .22s var(--ease);
}
.ch::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease)}
.ch:hover{color:var(--paper)}
.ch:hover::after{transform:scaleX(1)}
.ch.is-active{color:var(--paper);font-weight:700}
.ch.is-active::after{transform:scaleX(1)}
.hd-search{position:relative;display:flex;align-items:center;margin-left:auto;min-width:250px}
.hd-search input{
  width:100%;height:40px;padding:0 44px 0 16px;
  background:rgba(247,246,242,.06);border:1px solid var(--line-dark);
  border-radius:var(--r-pill);color:var(--paper);font-size:14px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.hd-search input::placeholder{color:rgba(168,176,171,.75)}
.hd-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 2px rgba(200,240,74,.25)}
.hd-search button{
  position:absolute;right:5px;width:32px;height:32px;display:grid;place-items:center;
  background:transparent;border:0;color:var(--muted-dark);cursor:pointer;border-radius:var(--r-pill);
}
.hd-search button svg{width:17px;height:17px}
.hd-search button:hover{color:var(--brand)}
.hd-chips{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:10px}
.chip-label{font-family:var(--geo);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-dark)}
.chip{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;
  border:1px solid var(--line-dark);border-radius:var(--r-pill);
  font-size:12.5px;color:var(--muted-dark);transition:all .22s var(--ease);
}
.chip:hover{border-color:var(--brand);background:var(--brand);color:var(--brand-ink)}
.nav-mask{position:fixed;inset:0;background:rgba(11,14,13,.55);opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease);z-index:1035}
.nav-mask.is-show{opacity:1;visibility:visible}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--muted-dark);font-family:var(--geo);letter-spacing:.02em}
.crumb a{color:var(--muted-dark)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{opacity:.5}

/* ---------- 分类页首屏 ---------- */
.cat-hero{
  position:relative;background:var(--ink);color:var(--paper);
  padding:52px 0 64px;overflow:hidden;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  opacity:.30;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(11,14,13,.92) 0%,rgba(11,14,13,.74) 55%,rgba(11,14,13,.88) 100%);
}
.cat-hero .container-xl{position:relative;z-index:2}
.cat-hero h1{
  font-size:clamp(30px,4vw,50px);line-height:1.16;letter-spacing:-.02em;
  margin:18px 0 16px;color:var(--paper);
}
.cat-hero .lede{max-width:62ch;color:rgba(247,246,242,.82);font-size:16px;line-height:1.9}
.cat-tagline{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;
  border:1px solid rgba(200,240,74,.45);border-radius:var(--r-pill);
  font-family:var(--geo);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--brand);
}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;
  margin-top:36px;padding-top:26px;border-top:1px solid var(--line-dark);
}
.hero-stats .num{font-family:var(--geo);font-size:clamp(22px,2.6vw,32px);font-weight:600;color:var(--brand);line-height:1.1}
.hero-stats .lbl{font-size:13px;color:var(--muted-dark);margin-top:6px}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section.tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:34px}
.sec-title{position:relative;padding-left:16px;font-size:clamp(24px,3vw,34px);line-height:1.3}
.sec-title::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:2px;background:var(--brand);border-radius:2px}
.sec-sub{color:var(--muted);font-size:15px;margin-top:10px;max-width:70ch}
.sec-link{font-family:var(--geo);font-size:13px;letter-spacing:.04em;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:2px;transition:all .22s var(--ease)}
.sec-link:hover{color:var(--ink);border-color:var(--brand)}

/* ---------- 筛选条 ---------- */
.filter-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:14px 0 0}
.filter-bar .fb-label{font-family:var(--geo);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.fbtn{
  display:inline-flex;align-items:center;height:34px;padding:0 15px;
  background:transparent;border:1px solid var(--line);border-radius:var(--r-pill);
  font-size:13.5px;color:var(--muted);cursor:pointer;transition:all .22s var(--ease);
}
.fbtn:hover{border-color:var(--brand);color:var(--ink);background:rgba(200,240,74,.10)}
.fbtn.is-on{background:var(--brand);border-color:var(--brand);color:var(--brand-ink);font-weight:700}

/* ---------- 大卡 + 说明栏 ---------- */
.big-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;height:100%;display:flex;flex-direction:column;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.big-card:hover{transform:translateY(-2px);box-shadow:var(--sh)}
.big-card .cover{position:relative;aspect-ratio:16/9;overflow:hidden}
.big-card .cover img{width:100%;height:100%;object-fit:cover}
.big-card .cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,14,13,0) 40%,rgba(11,14,13,.55) 100%)}
.big-card .cover .tag{
  position:absolute;left:16px;top:16px;z-index:2;
  height:26px;display:inline-flex;align-items:center;padding:0 11px;
  background:var(--brand);color:var(--brand-ink);border-radius:var(--r-pill);
  font-family:var(--geo);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;
}
.big-card .bc-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.big-card h3{font-size:20px;line-height:1.45}
.big-card p{font-size:15px;line-height:1.85;color:var(--muted)}
.bc-list{display:flex;flex-direction:column;gap:10px;margin-top:4px}
.bc-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink);line-height:1.7}
.bc-list li::before{content:"";flex:0 0 6px;width:6px;height:6px;margin-top:9px;border-radius:50%;background:var(--brand)}
.bc-meta{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);font-family:var(--geo);font-size:12px;letter-spacing:.04em;color:var(--muted);display:flex;justify-content:space-between;gap:12px}

.aside-card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;
}
.aside-card h3{font-size:18px;margin-bottom:6px}
.aside-card .ac-sub{font-size:13.5px;color:var(--muted);margin-bottom:16px}
.check-list{display:flex;flex-direction:column;gap:12px}
.check-list li{display:flex;gap:10px;font-size:14.5px;line-height:1.7}
.check-list li .tick{
  flex:0 0 20px;width:20px;height:20px;margin-top:4px;border-radius:50%;
  background:rgba(200,240,74,.35);color:var(--brand-ink);
  display:grid;place-items:center;font-size:12px;font-weight:700;font-family:var(--geo);
}
.aside-note{
  margin-top:20px;padding:16px;border-radius:var(--r-md);
  background:var(--ink);color:rgba(247,246,242,.85);font-size:13.5px;line-height:1.75;
}
.aside-note strong{color:var(--brand);display:block;margin-bottom:6px;font-size:14px;font-family:var(--sans)}

/* ---------- 流程步骤 ---------- */
.steps-wrap{background:var(--ink);color:var(--paper);border-radius:var(--r-lg);padding:44px 36px}
.steps-wrap .sec-title{color:var(--paper)}
.steps-wrap .sec-sub{color:var(--muted-dark)}
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px;margin-top:36px}
.step{position:relative;padding-right:18px}
.step::after{
  content:"";position:absolute;top:21px;left:56px;right:-4px;height:1px;
  background:linear-gradient(90deg,rgba(200,240,74,.75),rgba(200,240,74,.14));
}
.step:last-child::after{display:none}
.step-num{
  width:44px;height:44px;border-radius:var(--r-pill);
  background:var(--brand);color:var(--brand-ink);
  display:grid;place-items:center;font-family:var(--geo);font-size:14px;font-weight:600;letter-spacing:.04em;
}
.step h4{font-size:17px;margin:16px 0 8px;color:var(--paper);font-family:var(--sans);font-weight:700}
.step p{font-size:14px;line-height:1.8;color:var(--muted-dark)}

/* ---------- 提示对照表 ---------- */
.table-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
}
.table-card table{width:100%;border-collapse:collapse;margin:0}
.table-card thead th{
  position:sticky;top:0;background:var(--paper-2);
  font-family:var(--sans);font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--muted);text-align:left;padding:16px 20px;border-bottom:1px solid var(--line);
}
.table-card tbody td{padding:16px 20px;border-bottom:1px solid var(--line);font-size:14.5px;vertical-align:top}
.table-card tbody tr:last-child td{border-bottom:0}
.table-card tbody tr:hover{background:rgba(200,240,74,.07)}
.table-card td:first-child{font-weight:700;color:var(--ink)}
.table-card td:last-child{font-family:var(--geo);font-size:13px;color:var(--muted)}
.t-state{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);font-family:var(--geo);font-size:11.5px;letter-spacing:.08em}
.t-state.ok{background:rgba(200,240,74,.30);color:var(--brand-ink)}
.t-state.wait{background:rgba(255,107,53,.14);color:#9c3d16}

/* ---------- 1 大 2 小 ---------- */
.mix-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:24px}
.mix-side{display:grid;gap:24px}
.mini-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--sh)}
.mini-card h3{font-size:18px;margin-bottom:10px}
.mini-card p{font-size:14.5px;color:var(--muted);line-height:1.8}
.lead-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;display:grid;grid-template-columns:1fr 1fr;height:100%;
}
.lead-card .lc-img{position:relative;min-height:280px}
.lead-card .lc-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.lead-card .lc-body{padding:30px;display:flex;flex-direction:column;gap:12px}
.lead-card h3{font-size:22px;line-height:1.4}
.lead-card p{font-size:15px;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-wrap .accordion-item{
  background:transparent;border:0;border-bottom:1px solid var(--line);
}
.faq-wrap .accordion-button{
  background:transparent;box-shadow:none;padding:22px 48px 22px 0;
  font-family:var(--sans);font-size:17px;font-weight:500;color:var(--muted);
  line-height:1.6;
}
.faq-wrap .accordion-button:not(.collapsed){color:var(--ink);font-weight:700;background:transparent;box-shadow:none}
.faq-wrap .accordion-button:focus{box-shadow:none;border:0}
.faq-wrap .accordion-button::after{
  content:"+";background-image:none;font-family:var(--geo);font-size:20px;font-weight:500;
  width:34px;height:34px;border-radius:var(--r-pill);border:1px solid var(--line);
  display:grid;place-items:center;color:var(--ink);
  position:absolute;right:0;top:50%;transform:translateY(-50%);
  transition:background-color .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.faq-wrap .accordion-button:not(.collapsed)::after{content:"−";background:var(--brand);border-color:var(--brand);color:var(--brand-ink);transform:translateY(-50%)}
.faq-wrap .accordion-body{
  padding:0 60px 24px 18px;color:var(--muted);font-size:15px;line-height:1.9;
  border-left:2px solid var(--brand);margin-bottom:18px;
}

/* ---------- 相关分类 ---------- */
.rel-strip{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px 26px;
}
.rel-strip .rs-label{font-family:var(--geo);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.rel-link{
  display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 18px;
  border:1px solid var(--line);border-radius:var(--r-pill);font-size:14px;font-weight:600;
  transition:all .22s var(--ease);
}
.rel-link:hover{border-color:var(--brand);background:rgba(200,240,74,.14)}
.rel-link .arrow{font-family:var(--geo);color:var(--muted);transition:transform .22s var(--ease)}
.rel-link:hover .arrow{transform:translateX(3px);color:var(--ink)}

/* ---------- CTA ---------- */
.cta-band{background:var(--ink);color:var(--paper);padding:76px 0;position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;opacity:.18;
}
.cta-band .container-xl{position:relative;z-index:2}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(24px,3.2vw,34px);color:var(--paper);line-height:1.35;max-width:22ch}
.cta-band p{color:var(--muted-dark);font-size:14.5px;margin-top:12px;max-width:56ch}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-2);color:var(--paper);padding-top:66px;border-top:1px solid var(--line-dark)}
.site-footer::before{content:"";display:block;height:3px;background:var(--brand);margin-top:-66px;margin-bottom:63px}
.ft-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.ft-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.ft-about{color:var(--muted-dark);font-size:14px;line-height:1.9;max-width:38ch}
.ft-title{font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--paper);font-family:var(--geo);margin-bottom:16px}
.ft-links li,.ft-notes li{margin-bottom:10px;font-size:14px;color:var(--muted-dark);line-height:1.75}
.ft-links a{position:relative;color:var(--muted-dark)}
.ft-links a::after{content:"";position:absolute;left:0;bottom:-3px;height:1px;width:0;background:var(--brand);transition:width .28s var(--ease)}
.ft-links a:hover{color:var(--brand)}
.ft-links a:hover::after{width:100%}
.ft-bottom{
  margin-top:48px;padding:22px 0 30px;border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--muted-dark);
}
.ft-bottom .num{font-family:var(--geo);letter-spacing:.06em}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .28s var(--ease),transform .28s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
  .ft-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px}
  .ft-grid>div:last-child{grid-column:1 / -1}
}
@media (max-width:991.98px){
  .nav-toggle{display:flex}
  .hd-nav{
    position:fixed;top:0;right:0;bottom:0;width:min(88vw,372px);
    background:var(--ink-2);padding:76px 22px 30px;overflow-y:auto;
    transform:translateX(102%);transition:transform .32s var(--ease);z-index:1045;
    border-left:1px solid var(--line-dark);
  }
  .hd-nav.is-open{transform:none}
  .hd-nav-in{flex-direction:column;align-items:stretch;gap:16px}
  .hd-channels{flex-direction:column;align-items:stretch;gap:0}
  .ch{padding:14px 4px;border-bottom:1px solid var(--line-dark);font-size:15.5px}
  .ch::after{left:4px;right:auto;width:36px;bottom:8px}
  .hd-search{margin-left:0;min-width:0;order:-1}
  .hd-chips{margin-top:14px}
  .section{padding:64px 0}
  .mix-grid{grid-template-columns:1fr}
  .lead-card{grid-template-columns:1fr}
  .lead-card .lc-img{min-height:220px}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px 22px}
  .steps-wrap{padding:34px 24px}
  .step::after{display:none}
}
@media (max-width:767.98px){
  .section{padding:48px 0}
  .cat-hero{padding:36px 0 44px}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:26px;padding-top:20px}
  .table-card{overflow-x:auto}
  .table-card table{min-width:640px}
  .cta-band{padding:54px 0}
  .ft-grid{grid-template-columns:1fr 1fr;gap:26px}
  .ft-grid>div:first-child{grid-column:1 / -1}
  .ft-grid>div:last-child{grid-column:1 / -1}
  .faq-wrap .accordion-button{padding:18px 46px 18px 0;font-size:16px}
  .faq-wrap .accordion-body{padding:0 18px 20px 16px}
}
@media (max-width:575.98px){
  .brand-text{font-size:15.5px}
  .steps{grid-template-columns:1fr}
  .big-card .bc-body,.aside-card,.lead-card .lc-body{padding:20px}
  .container-xl{padding-left:16px;padding-right:16px}
  .ft-grid{grid-template-columns:1fr}
  .cta-actions{width:100%}
  .cta-actions .btn-accent,.cta-actions .btn-line{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category2 */
:root{
  --ink:#0B0E0D; --ink-2:#141A18; --ink-3:#1C2422;
  --paper:#F7F6F2; --paper-2:#EFEDE7; --paper-3:#E3E0D7;
  --brand:#C8F04A; --brand-ink:#1E2A08; --brand-soft:rgba(200,240,74,.16);
  --accent:#FF6B35;
  --line:rgba(11,14,13,.10); --line-2:rgba(11,14,13,.16); --line-dark:rgba(247,246,242,.14);
  --muted:#5B615F; --muted-dark:#A8B0AB;
  --r-sm:4px; --r-md:14px; --r-lg:24px; --r-pill:999px;
  --shadow:0 12px 32px rgba(11,14,13,.10);
  --font-serif:"Noto Serif SC",Georgia,serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Space Grotesk","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--font-sans);font-size:16px;line-height:1.85;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:var(--r-sm)}
::selection{background:var(--brand);color:var(--brand-ink)}

.container-xl{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:var(--ink);border-bottom:1px solid transparent;transition:border-color .28s ease,box-shadow .28s ease}
.site-header.is-stuck{border-bottom-color:var(--line-dark);box-shadow:0 10px 30px rgba(0,0,0,.28)}
.hd-top-in{display:flex;align-items:center;justify-content:space-between;gap:16px;height:76px;transition:height .28s cubic-bezier(.2,.8,.2,1)}
.site-header.is-stuck .hd-top-in{height:58px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-mark{flex:0 0 auto;width:36px;height:36px;border-radius:10px;background:var(--brand);color:var(--brand-ink);
  display:grid;place-items:center;font-family:var(--font-serif);font-weight:700;font-size:19px}
.brand-text{font-family:var(--font-serif);font-weight:600;font-size:18px;letter-spacing:.01em;color:var(--paper);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hd-top-actions{display:flex;align-items:center;gap:10px}
.hd-icon{width:40px;height:40px;border-radius:var(--r-pill);border:1px solid var(--line-dark);background:transparent;
  color:var(--paper);display:grid;place-items:center;cursor:pointer;transition:.2s}
.hd-icon svg{width:19px;height:19px}
.hd-icon:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand)}
.btn-brand{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--brand);color:var(--brand-ink);
  border:1px solid var(--brand);border-radius:var(--r-pill);padding:12px 26px;font-weight:600;font-size:15px;min-height:44px;
  cursor:pointer;transition:transform .2s ease,filter .2s ease,color .2s ease,background-color .2s ease}
.btn-brand:hover{filter:brightness(1.06);transform:translateY(-1px);color:var(--brand-ink)}
.btn-brand:active{transform:translateY(0)}
.btn-sm{padding:9px 20px;font-size:14px;min-height:38px}
.btn-lg{padding:15px 32px;font-size:16px}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:12px 26px;
  border:1px solid var(--line-dark);border-radius:var(--r-pill);color:var(--paper);background:transparent;font-weight:500;
  transition:.2s;cursor:pointer}
.btn-ghost:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.btn-line{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:12px 26px;
  border:1px solid var(--line-2);border-radius:var(--r-pill);color:var(--ink);background:transparent;font-weight:500;transition:.2s}
.btn-line:hover{border-color:var(--brand);background:var(--brand-soft);transform:translateY(-1px)}

.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line-dark);border-radius:var(--r-pill);
  background:transparent;cursor:pointer;padding:0;place-items:center;gap:4px}
.nav-toggle span{display:block;width:18px;height:1.5px;background:var(--paper);border-radius:2px;transition:.25s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(5.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}

.hd-nav{border-top:1px solid var(--line-dark)}
.hd-nav-in{display:flex;align-items:center;justify-content:space-between;gap:24px}
.hd-channels{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.ch{position:relative;display:inline-block;padding:15px 16px;font-size:15px;color:var(--muted-dark);white-space:nowrap}
.ch:hover{color:var(--paper)}
.ch.is-active{color:var(--paper);font-weight:600}
.ch.is-active::after{content:"";position:absolute;left:16px;right:16px;bottom:9px;height:2px;background:var(--brand);border-radius:2px}
.hd-search{display:flex;align-items:center;gap:8px;min-width:268px;height:40px;padding:0 6px 0 16px;
  border:1px solid var(--line-dark);border-radius:var(--r-pill);background:rgba(247,246,242,.05);transition:.2s}
.hd-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 2px rgba(200,240,74,.22)}
.hd-search input{flex:1;min-width:0;background:none;border:0;outline:none;color:var(--paper);font-size:14px}
.hd-search input::placeholder{color:rgba(168,176,171,.85)}
.hd-search button{flex:0 0 auto;width:28px;height:28px;border:0;border-radius:50%;background:var(--brand);color:var(--brand-ink);
  display:grid;place-items:center;cursor:pointer}
.hd-search button svg{width:14px;height:14px}
.hd-chips{display:flex;align-items:center;gap:8px;padding:0 24px 13px;overflow-x:auto;scrollbar-width:none}
.hd-chips::-webkit-scrollbar{display:none}
.chip-label{font-size:12px;letter-spacing:.16em;color:var(--muted-dark);flex:0 0 auto;padding-right:2px}
.chip{flex:0 0 auto;border:1px solid var(--line-dark);border-radius:var(--r-pill);padding:4px 13px;font-size:12px;
  color:var(--muted-dark);white-space:nowrap;transition:.2s}
.chip:hover{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}

/* ---------- 通用区块 ---------- */
.sec{padding:96px 0}
.sec-paper{background:var(--paper)}
.sec-paper2{background:var(--paper-2)}
.sec-dark{background:var(--ink);color:var(--paper)}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-num{display:inline-block;font-family:var(--font-num);font-size:12px;letter-spacing:.16em;background:var(--brand);
  color:var(--brand-ink);padding:3px 12px;border-radius:var(--r-pill);margin-bottom:14px;font-weight:600}
.sec-dark .sec-num{background:var(--brand);color:var(--brand-ink)}
.sec-head h2{font-family:var(--font-serif);font-weight:600;font-size:clamp(24px,2.7vw,34px);line-height:1.28;letter-spacing:-.01em}
.sec-head p{margin-top:14px;color:var(--muted);font-size:15.5px}
.sec-dark .sec-head p{color:var(--muted-dark)}

/* ---------- 分类页首屏 ---------- */
.cat-hero{
  position:relative;color:var(--paper);padding:60px 0 76px;
  background-image:linear-gradient(100deg,rgba(11,14,13,.94) 0%,rgba(11,14,13,.78) 55%,rgba(11,14,13,.9) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--muted-dark);letter-spacing:.04em}
.crumb a:hover{color:var(--brand)}
.crumb .sep{opacity:.5}
.cat-hero h1{font-family:var(--font-serif);font-weight:600;font-size:clamp(30px,4.2vw,52px);line-height:1.15;
  letter-spacing:-.02em;margin:22px 0 18px;max-width:20ch}
.cat-lead{max-width:62ch;color:rgba(247,246,242,.78);font-size:16.5px}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:52px;padding-top:28px;border-top:1px solid var(--line-dark)}
.hero-stats .num{display:block;font-family:var(--font-num);font-size:clamp(24px,3vw,34px);font-weight:600;color:var(--brand);line-height:1.2}
.hero-stats .lbl{display:block;font-size:13px;color:var(--muted-dark);margin-top:6px}

/* ---------- 总览 ---------- */
.feature-row{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.feature-fig{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--paper-2)}
.feature-fig img{width:100%;aspect-ratio:16/10;object-fit:cover}
.feature-txt h3{font-family:var(--font-serif);font-weight:600;font-size:23px;line-height:1.4;margin-bottom:14px}
.feature-txt p{color:var(--muted);font-size:15.5px}
.check-list{margin-top:24px;display:grid;gap:14px}
.check-list li{position:relative;padding-left:26px;font-size:15px;color:var(--ink)}
.check-list li::before{content:"";position:absolute;left:0;top:11px;width:10px;height:10px;border-radius:3px;background:var(--brand)}
.check-list li span{display:block;color:var(--muted);font-size:14px;margin-top:2px}

/* ---------- 等级对照卡 ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.plan{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:30px 26px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.plan:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.plan.is-rec{border-color:var(--brand);background:linear-gradient(180deg,var(--brand-soft) 0%,#fff 52%)}
.plan-tag{position:absolute;top:-12px;left:26px;background:var(--brand);color:var(--brand-ink);font-size:12px;
  font-weight:600;letter-spacing:.08em;padding:3px 12px;border-radius:var(--r-pill)}
.plan-lv{font-family:var(--font-num);font-size:15px;letter-spacing:.16em;color:var(--muted);margin-bottom:10px}
.plan-name{font-family:var(--font-serif);font-size:24px;font-weight:600;line-height:1.3}
.plan-desc{margin-top:10px;color:var(--muted);font-size:14.5px;line-height:1.8}
.plan-list{margin:22px 0 26px;display:grid;gap:12px}
.plan-list li{position:relative;padding-left:24px;font-size:14.5px;line-height:1.75}
.plan-list li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;
  background:var(--brand);border:1px solid rgba(11,14,13,.18)}
.plan-list li.is-off{color:var(--muted);opacity:.72}
.plan-list li.is-off::before{background:transparent;border:1px solid var(--line-2)}
.plan .btn-brand,.plan .btn-line{margin-top:auto;width:100%}

/* ---------- 说明卡 ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.qcard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:transform .25s ease,box-shadow .25s ease}
.qcard:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.qcard-fig{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
.qcard-fig img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.qcard:hover .qcard-fig img{transform:scale(1.04)}
.qcard-body{padding:22px 22px 26px;display:flex;flex-direction:column;flex:1}
.qcard-tag{align-self:flex-start;font-size:12px;letter-spacing:.14em;color:var(--brand-ink);background:var(--brand-soft);
  border-radius:var(--r-pill);padding:3px 10px;margin-bottom:12px}
.qcard-body h3{font-family:var(--font-serif);font-size:19px;font-weight:600;line-height:1.45}
.qcard-body p{margin-top:10px;color:var(--muted);font-size:14.5px;line-height:1.8}
.qcard-meta{margin-top:18px;padding-top:14px;border-top:1px solid var(--line);display:flex;gap:14px;
  font-family:var(--font-num);font-size:12px;color:var(--muted);letter-spacing:.06em}

/* ---------- 明细表 ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-md);background:#fff}
table.benefit-table{width:100%;min-width:760px;border-collapse:collapse;font-size:15px}
table.benefit-table th,table.benefit-table td{padding:16px 20px;border-bottom:1px solid var(--line);text-align:center;vertical-align:middle}
table.benefit-table thead th{position:sticky;top:0;background:var(--paper-2);font-size:13px;letter-spacing:.08em;
  color:var(--muted);font-weight:600;z-index:2}
table.benefit-table thead th .th-badge{display:block;font-family:var(--font-num);font-size:11px;color:var(--muted);
  letter-spacing:.12em;margin-top:4px;font-weight:500}
table.benefit-table th:first-child,table.benefit-table td:first-child{text-align:left;font-weight:600;color:var(--ink)}
table.benefit-table tbody tr:last-child td{border-bottom:0}
table.benefit-table tbody tr:hover{background:var(--paper-2)}
table.benefit-table td{color:var(--muted);font-family:var(--font-num);letter-spacing:.02em;font-size:14.5px}
table.benefit-table td.txt{font-family:var(--font-sans);letter-spacing:0}
.yes{display:inline-grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--brand);
  color:var(--brand-ink);font-size:12px;font-weight:700;line-height:1}
.no{color:var(--muted);opacity:.6}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px}
.faq-acc .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.faq-acc .accordion-header{margin:0;font-size:inherit}
.faq-acc .accordion-button{position:relative;background:transparent;box-shadow:none;border:0;border-radius:0;
  font-family:var(--font-serif);font-size:17.5px;font-weight:500;color:var(--ink);padding:22px 60px 22px 0;
  line-height:1.6;transition:color .2s}
.faq-acc .accordion-button:focus{box-shadow:none;border:0;z-index:1}
.faq-acc .accordion-button:not(.collapsed){color:var(--ink);font-weight:600;background:transparent}
.faq-acc .accordion-button::after{display:none}
.faq-acc .accordion-button::before{content:"+";position:absolute;right:8px;top:50%;transform:translateY(-50%);
  width:30px;height:30px;border:1px solid var(--line-2);border-radius:50%;display:grid;place-items:center;
  font-family:var(--font-num);font-size:17px;font-weight:500;color:var(--ink);line-height:1;transition:.25s}
.faq-acc .accordion-button:not(.collapsed)::before{content:"–";background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.faq-acc .accordion-body{padding:0 60px 26px 18px;margin-left:0;border-left:2px solid var(--brand);
  color:var(--muted);font-size:15px;line-height:1.85}

/* ---------- 相关频道 ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.rel-card{display:flex;gap:20px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--brand)}
.rel-fig{flex:0 0 116px;aspect-ratio:1/1;border-radius:var(--r-md);overflow:hidden;background:var(--paper-2)}
.rel-fig img{width:100%;height:100%;object-fit:cover}
.rel-card h3{font-family:var(--font-serif);font-size:18px;font-weight:600}
.rel-card p{margin-top:6px;color:var(--muted);font-size:14px}
.rel-more{display:inline-block;margin-top:10px;font-size:14px;color:var(--ink);border-bottom:1px solid var(--brand);padding-bottom:2px}
.rel-card:hover .rel-more{color:var(--brand-ink);background:var(--brand-soft)}

/* ---------- CTA ---------- */
.cta-band{color:var(--paper);padding:84px 0;text-align:center;
  background-image:linear-gradient(rgba(11,14,13,.92),rgba(11,14,13,.95)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center}
.cta-band h2{font-family:var(--font-serif);font-weight:600;font-size:clamp(24px,2.8vw,36px);line-height:1.3;letter-spacing:-.01em}
.cta-band p{margin:16px auto 0;max-width:60ch;color:var(--muted-dark);font-size:15.5px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:32px}
.cta-note{margin-top:22px;font-size:13px;color:rgba(168,176,171,.9)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-2);color:var(--paper);border-top:2px solid var(--brand)}
.ft-main{padding:72px 0 56px}
.ft-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.ft-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.ft-about{color:var(--muted-dark);font-size:14.5px;line-height:1.85;max-width:42ch}
.ft-title{font-family:var(--font-num);font-size:13px;letter-spacing:.16em;color:var(--brand);margin-bottom:18px}
.ft-links,.ft-notes{display:grid;gap:11px;font-size:14.5px;color:var(--muted-dark)}
.ft-links a{position:relative;display:inline-block}
.ft-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;background:var(--brand);transition:width .25s ease}
.ft-links a:hover{color:var(--paper)}
.ft-links a:hover::after{width:100%}
.ft-notes li{position:relative;padding-left:14px;line-height:1.75}
.ft-notes li::before{content:"";position:absolute;left:0;top:11px;width:5px;height:5px;border-radius:50%;background:var(--brand)}
.ft-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding:22px 0 30px;border-top:1px solid var(--line-dark);font-size:13px;color:var(--muted-dark)}
.ft-bottom .num{font-family:var(--font-num);letter-spacing:.08em}

/* ---------- 动效 ---------- */
@media (prefers-reduced-motion:no-preference){
  .fade-up{opacity:0;transform:translateY(12px);transition:opacity .28s cubic-bezier(.2,.8,.2,1),transform .28s cubic-bezier(.2,.8,.2,1)}
  .fade-up.in{opacity:1;transform:none}
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .feature-row{gap:36px}
}
@media (max-width:991.98px){
  .container-xl{padding:0 20px}
  .nav-toggle{display:grid}
  .hd-nav{position:fixed;top:0;left:0;right:0;max-height:100vh;overflow-y:auto;
    background:var(--ink-2);border-top:0;border-bottom:1px solid var(--line-dark);
    transform:translateY(-110%);transition:transform .3s cubic-bezier(.2,.8,.2,1);z-index:1040;padding:76px 0 20px}
  .hd-nav.is-open{transform:translateY(0)}
  .hd-nav-in{flex-direction:column;align-items:stretch;gap:14px;padding-top:10px}
  .hd-channels{flex-direction:column;align-items:stretch;gap:0}
  .ch{padding:14px 0;border-bottom:1px solid var(--line-dark);font-size:16px}
  .ch.is-active::after{left:0;right:auto;width:28px;bottom:8px}
  .hd-search{min-width:0;width:100%;height:46px;margin-bottom:6px}
  .hd-chips{padding-bottom:8px}
  .sec{padding:64px 0}
  .cat-hero{padding:44px 0 60px}
  .feature-row{grid-template-columns:1fr}
  .feature-fig img{aspect-ratio:16/9}
  .compare-grid{grid-template-columns:1fr;gap:20px}
  .quick-grid{grid-template-columns:1fr 1fr}
  .rel-grid{grid-template-columns:1fr}
  .ft-grid{grid-template-columns:1fr 1fr;gap:34px}
  .ft-main{padding:56px 0 42px}
  .cta-band{padding:64px 0}
}
@media (max-width:767.98px){
  .hero-stats{grid-template-columns:1fr 1fr;gap:18px;margin-top:38px}
  .quick-grid{grid-template-columns:1fr}
  .cat-hero h1{max-width:none}
  .sec-head{margin-bottom:32px}
  .faq-acc .accordion-button{font-size:16.5px;padding-right:52px}
  .faq-acc .accordion-body{padding-right:12px}
  .rel-card{flex-direction:column;align-items:flex-start;gap:16px}
  .rel-fig{flex:0 0 auto;width:100%;aspect-ratio:16/9}
}
@media (max-width:575.98px){
  .container-xl{padding:0 16px}
  .sec{padding:48px 0}
  .brand-text{font-size:15.5px}
  .brand-mark{width:32px;height:32px;font-size:17px}
  .hd-top-in{height:64px}
  .site-header.is-stuck .hd-top-in{height:54px}
  .hd-icon{width:36px;height:36px}
  .cat-hero-actions .btn-brand,.cat-hero-actions .btn-ghost{width:100%}
  .cta-actions .btn-brand,.cta-actions .btn-line{width:100%}
  .ft-grid{grid-template-columns:1fr}
  .plan{padding:26px 20px}
  .ft-bottom{flex-direction:column;align-items:flex-start}
}