/* roulang page: index */
:root{
  --ink:#0B2A22;
  --ink-2:#123A2F;
  --pine:#14705A;
  --lime:#B8F24E;
  --coral:#FF6B4A;
  --bg:#F6F7F3;
  --card:#FFFFFF;
  --line:#E2E7E2;
  --text:#1B2A25;
  --muted:#4C6058;
  --faint:#7E8F88;
  --radius-sm:10px;
  --radius:14px;
  --radius-lg:20px;
  --shadow-1:0 1px 2px rgba(11,42,34,.06);
  --shadow-2:0 14px 32px -14px rgba(11,42,34,.22);
  --ease:cubic-bezier(.2,.6,.2,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block;background:#E7EDE7;border-style:none}
a{color:var(--pine);text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
svg{display:block}
:focus-visible{outline:2px solid var(--pine);outline-offset:3px;border-radius:4px}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:768px){.container{padding:0 32px}}
@media (min-width:1280px){.container{padding:0 40px}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 26px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1;
  white-space:nowrap;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),filter .18s var(--ease);
}
.btn svg{flex:none}
.btn-primary{background:var(--lime);color:var(--ink);box-shadow:0 1px 2px rgba(11,42,34,.08)}
.btn-primary:hover{filter:brightness(.94);transform:translateY(-1px);box-shadow:0 14px 28px -14px rgba(11,42,34,.5)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;border-color:var(--pine);color:var(--pine)}
.btn-ghost:hover{background:rgba(20,112,90,.08);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.72);transform:translateY(-1px)}
.btn-outline-light:active{transform:translateY(0)}
.btn-sm{padding:11px 20px;font-size:14px}
.btn-block{width:100%}

.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--pine);
  position:relative;
}
.text-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-4px;
  height:1px;
  background:currentColor;
  opacity:.28;
  transition:opacity .2s var(--ease);
}
.text-link:hover::after{opacity:1}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(246,247,243,.88);
  -webkit-backdrop-filter:saturate(140%) blur(6px);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 28px -22px rgba(11,42,34,.85)}
.nav{display:flex;align-items:center;gap:28px;height:72px}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--ink);
  flex:none;
}
.brand-mark{
  width:28px;height:28px;
  border-radius:9px;
  background:var(--ink);
  color:var(--lime);
  display:grid;
  place-items:center;
  font-size:13px;
  font-weight:700;
  line-height:1;
}
.nav-links{display:flex;align-items:center;gap:30px;margin-left:auto}
.nav-links a{
  position:relative;
  padding:6px 0;
  font-size:15px;
  color:var(--text);
  transition:color .18s var(--ease);
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-8px;
  height:2px;
  background:var(--pine);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s var(--ease);
}
.nav-links a:hover{color:var(--pine)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.is-active{color:var(--pine)}
.nav-links a.is-active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:22px;margin-left:8px}
.nav-link-plain{
  font-size:15px;
  color:var(--muted);
  transition:color .18s var(--ease);
  position:relative;
}
.nav-link-plain::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-6px;
  height:1px;
  background:currentColor;
  opacity:0;
  transition:opacity .2s var(--ease);
}
.nav-link-plain:hover{color:var(--pine)}
.nav-link-plain:hover::after{opacity:.6}
.nav-burger{
  display:none;
  width:42px;height:42px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  margin-left:auto;
  padding:0;
  place-items:center;
}
.nav-burger span{
  display:block;
  width:18px;height:1.6px;
  background:var(--ink);
  border-radius:2px;
  margin:3px auto;
  transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.mobile-nav{
  position:fixed;
  inset:0;
  z-index:120;
  background:var(--bg);
  display:flex;
  flex-direction:column;
  padding:24px 24px 32px;
  transform:translateY(-102%);
  opacity:0;
  visibility:hidden;
  transition:transform .26s var(--ease),opacity .2s var(--ease),visibility .2s;
  overflow-y:auto;
}
.mobile-nav.is-open{transform:translateY(0);opacity:1;visibility:visible}
.mobile-nav-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:20px;border-bottom:1px solid var(--line)}
.mobile-nav-head .brand-text{font-size:16px;font-weight:700;color:var(--ink)}
.mobile-close{
  position:relative;
  width:40px;height:40px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  padding:0;
}
.mobile-close span{
  position:absolute;
  left:11px;right:11px;
  top:50%;
  height:1.6px;
  background:var(--ink);
  border-radius:2px;
}
.mobile-close span:first-child{transform:rotate(45deg)}
.mobile-close span:last-child{transform:rotate(-45deg)}
.mobile-links{display:flex;flex-direction:column;margin-top:8px}
.mobile-links a{
  font-size:19px;
  color:var(--text);
  padding:20px 0;
  border-bottom:1px solid var(--line);
  transition:color .18s var(--ease);
}
.mobile-links a:hover,.mobile-links a.is-active{color:var(--pine)}
.mobile-cta{margin-top:28px;width:100%}

@media (max-width:1023px){
  .nav-links,.nav-actions{display:none}
  .nav-burger{display:grid}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  color:#fff;
  background-color:#0B2A22;
  background-image:
    linear-gradient(100deg,rgba(11,42,34,.94) 0%,rgba(11,42,34,.86) 44%,rgba(11,42,34,.6) 100%),
    url(/assets/images/backpic/back-1.webp);
  background-size:cover;
  background-position:center;
}
.hero-inner{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
  padding:88px 0 80px;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 14px;
  border-radius:999px;
  border:1px solid rgba(184,242,78,.42);
  background:rgba(184,242,78,.1);
  color:var(--lime);
  font-size:13px;
  font-weight:600;
  letter-spacing:.01em;
}
.hero h1{
  margin-top:22px;
  font-size:clamp(30px,4.4vw,48px);
  line-height:1.2;
  font-weight:700;
  letter-spacing:-.01em;
  color:#fff;
}
.hero-sub{
  margin-top:20px;
  max-width:560px;
  font-size:16px;
  line-height:1.9;
  color:rgba(255,255,255,.78);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-foot{
  margin-top:38px;
  padding-top:28px;
  border-top:1px solid rgba(255,255,255,.16);
  display:flex;
  align-items:center;
  gap:28px;
  flex-wrap:wrap;
}
.qr{display:flex;align-items:center;gap:14px}
.qr-code{
  display:block;
  width:96px;height:96px;
  border-radius:10px;
  background-color:#fff;
  background-image:repeating-conic-gradient(from 0deg,#0B2A22 0deg 90deg,#ffffff 90deg 180deg);
  background-size:12px 12px;
  border:6px solid #fff;
  box-shadow:0 8px 22px -12px rgba(0,0,0,.65);
  flex:none;
}
.qr-text{font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.66)}
.trust{display:flex;flex-wrap:wrap;gap:8px 0;font-size:13px;color:rgba(255,255,255,.62)}
.trust li{display:flex;align-items:center;font-variant-numeric:tabular-nums}
.trust li+li::before{content:"·";margin:0 10px;color:rgba(255,255,255,.34)}
.hero-visual{position:relative;min-height:340px}
.visual-base{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.18);
  aspect-ratio:4/3;
  box-shadow:0 24px 60px -30px rgba(0,0,0,.85);
}
.visual-base img{width:100%;height:100%;object-fit:cover;opacity:.94}
.float-card{
  position:absolute;
  width:38%;
  aspect-ratio:9/16;
  object-fit:cover;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.22);
  box-shadow:0 22px 44px -20px rgba(0,0,0,.8);
  transition:transform .24s var(--ease);
}
.fc-1{right:-10px;top:-26px;transform:rotate(2.5deg)}
.fc-2{left:-14px;bottom:-30px;width:32%;transform:rotate(-3deg)}
.hero-visual:hover .fc-1{transform:rotate(1.5deg) translateY(-4px)}
.hero-visual:hover .fc-2{transform:rotate(-1.5deg) translateY(-4px)}

@media (max-width:1023px){
  .hero-inner{grid-template-columns:1fr;gap:44px;padding:64px 0 62px}
  .hero-visual{min-height:0;max-width:520px}
  .fc-2{display:none}
  .fc-1{width:34%;right:-4px;top:-18px}
}
@media (max-width:520px){
  .hero-foot{gap:20px}
  .qr-code{width:84px;height:84px;background-size:10.5px 10.5px}
  .hero-actions .btn{width:100%}
}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section-alt{background:#EEF1EA;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--pine);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:1.5px;background:var(--pine);opacity:.6}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  margin-bottom:36px;
}
.section-head h2{
  font-size:clamp(23px,3vw,32px);
  line-height:1.35;
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--ink);
}
.section-head .head-note{
  max-width:520px;
  font-size:15px;
  line-height:1.8;
  color:var(--muted);
}
@media (max-width:767px){
  .section{padding:56px 0}
  .section-head{margin-bottom:26px}
}

/* ---------- 价值点编号长条 ---------- */
.value-list{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:0 64px;
  border-top:1px solid var(--line);
}
.value-item{
  display:grid;
  grid-template-columns:76px 1fr;
  gap:20px;
  padding:30px 0;
  border-bottom:1px solid var(--line);
}
.value-num{
  font-size:44px;
  line-height:1;
  font-weight:700;
  color:rgba(20,112,90,.24);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
}
.value-item h3{font-size:19px;line-height:1.5;font-weight:600;color:var(--ink)}
.value-item p{margin-top:8px;font-size:15px;line-height:1.8;color:var(--muted)}
@media (min-width:1024px){
  .value-item:nth-child(even){margin-top:52px}
}
@media (max-width:1023px){
  .value-list{grid-template-columns:1fr}
  .value-item{grid-template-columns:64px 1fr;padding:24px 0}
  .value-num{font-size:36px}
}

/* ---------- 截图轮播 ---------- */
.shots-wrap{position:relative}
.shots-wrap::before,.shots-wrap::after{
  content:"";
  position:absolute;
  top:0;bottom:24px;
  width:48px;
  pointer-events:none;
  z-index:2;
}
.shots-wrap::before{left:0;background:linear-gradient(90deg,#EEF1EA,rgba(238,241,234,0))}
.shots-wrap::after{right:0;background:linear-gradient(270deg,#EEF1EA,rgba(238,241,234,0))}
.shots-track{
  display:flex;
  gap:20px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:8px 4px 28px;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.shots-track::-webkit-scrollbar{display:none}
.shot{
  flex:0 0 236px;
  scroll-snap-align:start;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.shot:hover{transform:translateY(-6px);box-shadow:var(--shadow-2);border-color:rgba(20,112,90,.4)}
.shot img{width:100%;aspect-ratio:9/16;object-fit:cover}
.shot-cap{padding:14px 16px 16px}
.shot-cap strong{display:block;font-size:14.5px;font-weight:600;color:var(--ink)}
.shot-cap span{display:block;margin-top:4px;font-size:12.5px;color:var(--faint)}
.round-btn{
  width:42px;height:42px;
  border-radius:50%;
  border:1px solid var(--line);
  background:#fff;
  display:grid;
  place-items:center;
  color:var(--pine);
  transition:border-color .18s var(--ease),transform .18s var(--ease),background-color .18s var(--ease);
}
.round-btn:hover{border-color:var(--pine);background:rgba(20,112,90,.06);transform:translateY(-1px)}
.round-btn:active{transform:translateY(0)}
.shot-nav{display:flex;gap:10px}
@media (max-width:767px){
  .shot{flex:0 0 200px}
  .shots-wrap::before,.shots-wrap::after{width:24px}
}

/* ---------- 系统要求 ---------- */
.spec{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:start}
.spec-intro h2{font-size:clamp(23px,3vw,32px);line-height:1.35;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.spec-intro p{margin-top:16px;font-size:15.5px;line-height:1.85;color:var(--muted);max-width:420px}
.spec-list{border-top:1px solid var(--line)}
.spec-row{
  display:grid;
  grid-template-columns:150px 1fr;
  gap:16px;
  padding:16px 0;
  border-bottom:1px solid var(--line);
}
.spec-row dt{font-size:14px;color:var(--faint)}
.spec-row dd{font-size:15px;font-weight:500;color:var(--text);font-variant-numeric:tabular-nums}
@media (max-width:900px){
  .spec{grid-template-columns:1fr;gap:36px}
  .spec-row{grid-template-columns:120px 1fr}
}
@media (max-width:520px){
  .spec-row{grid-template-columns:1fr;gap:2px;padding:14px 0}
}

/* ---------- 评价墙 ---------- */
.reviews{columns:2;column-gap:22px}
.review{
  break-inside:avoid;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:22px 22px 20px;
  margin-bottom:22px;
  box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.review:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(20,112,90,.36)}
.review-top{display:flex;align-items:center;gap:12px}
.avatar{
  width:38px;height:38px;
  border-radius:50%;
  background:rgba(20,112,90,.12);
  color:var(--pine);
  display:grid;
  place-items:center;
  font-size:15px;
  font-weight:600;
  flex:none;
}
.review-name{font-size:14.5px;font-weight:600;color:var(--ink)}
.stars{color:var(--coral);font-size:13px;letter-spacing:2px;line-height:1}
.review-date{font-size:12.5px;color:var(--faint);font-variant-numeric:tabular-nums;margin-left:auto}
.review p{margin-top:14px;font-size:15px;line-height:1.8;color:var(--muted)}
@media (max-width:767px){
  .reviews{columns:1}
}

/* ---------- 分类入口卡 ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cat-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.cat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(20,112,90,.42)}
.cat-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.cat-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.cat-body h3{font-size:18px;font-weight:600;line-height:1.5;color:var(--ink)}
.cat-body p{font-size:14.5px;line-height:1.8;color:var(--muted)}
.cat-more{
  margin-top:auto;
  padding-top:12px;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13.5px;
  font-weight:600;
  color:var(--pine);
}
@media (max-width:900px){.cat-grid{grid-template-columns:1fr}}

/* ---------- 下载 CTA ---------- */
.cta-block{
  background:var(--ink);
  border-radius:var(--radius-lg);
  padding:48px;
  color:#fff;
  display:grid;
  grid-template-columns:1fr auto;
  gap:44px;
  align-items:center;
  position:relative;
  overflow:hidden;
}
.cta-block::after{
  content:"";
  position:absolute;
  right:-80px;top:-80px;
  width:280px;height:280px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(184,242,78,.16),rgba(184,242,78,0) 70%);
  pointer-events:none;
}
.cta-block h2{font-size:clamp(23px,3vw,30px);line-height:1.4;font-weight:700;color:#fff}
.cta-block p{margin-top:14px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.72);max-width:520px}
.cta-side{display:flex;align-items:center;gap:24px;position:relative;z-index:1}
.cta-buttons{display:flex;flex-wrap:wrap;gap:12px}
.cta-qr{display:flex;flex-direction:column;align-items:center;gap:10px}
.cta-qr .qr-code{width:104px;height:104px;background-size:13px 13px}
.cta-qr span{font-size:12px;color:rgba(255,255,255,.6)}
@media (max-width:1023px){
  .cta-block{grid-template-columns:1fr;padding:36px 28px;gap:30px}
  .cta-side{justify-content:center;flex-wrap:wrap}
}
@media (max-width:520px){
  .cta-buttons{width:100%;flex-direction:column}
  .cta-buttons .btn{width:100%}
  .cta-qr{margin:0 auto}
}

/* ---------- 最新信息 / CMS ---------- */
.news-grid{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start}
.tag{
  display:inline-flex;
  align-items:center;
  padding:5px 12px;
  border-radius:999px;
  background:rgba(20,112,90,.1);
  color:var(--pine);
  font-size:12.5px;
  font-weight:600;
  line-height:1.4;
}
.tag-sm{padding:3px 10px;font-size:12px}
.lead-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.lead-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(20,112,90,.42)}
.lead-cover{display:block}
.lead-cover img{width:100%;aspect-ratio:16/10;object-fit:cover}
.lead-body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.lead-body h3{
  font-size:21px;
  line-height:1.5;
  font-weight:600;
  color:var(--ink);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.lead-sum{
  font-size:14.5px;
  line-height:1.8;
  color:var(--muted);
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.lead-meta{
  width:100%;
  margin-top:6px;
  padding-top:14px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.lead-time{font-size:13px;color:var(--faint);font-variant-numeric:tabular-nums}
.lead-go{color:var(--pine);display:inline-flex;align-items:center}
.news-list{display:flex;flex-direction:column}
.news-item{
  display:flex;
  align-items:center;
  gap:16px;
  padding:20px 0;
  border-bottom:1px solid var(--line);
  transition:padding-left .2s var(--ease);
}
.news-item:first-child{padding-top:4px}
.news-item:hover{padding-left:6px}
.news-item:hover .news-title{color:var(--pine)}
.news-text{display:flex;flex-direction:column;gap:8px;min-width:0}
.news-title{
  font-size:15.5px;
  line-height:1.6;
  font-weight:600;
  color:var(--ink);
  display:-webkit-box;
  -webkit-line-clamp:1;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color .18s var(--ease);
}
.news-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.news-time{font-size:12.5px;color:var(--faint);font-variant-numeric:tabular-nums}
.news-go{color:var(--faint);flex:none;transition:color .18s var(--ease),transform .18s var(--ease)}
.news-item:hover .news-go{color:var(--pine);transform:translateX(2px)}
.news-empty{font-size:14px;color:var(--faint);padding:16px 0}
.empty-state{
  min-height:160px;
  border:1px dashed var(--line);
  border-radius:var(--radius);
  background:#FBFCF9;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:32px;
  text-align:center;
}
.empty-icon{
  width:34px;height:26px;
  border:1.5px solid var(--line);
  border-radius:5px;
  position:relative;
}
.empty-icon::after{
  content:"";
  position:absolute;
  left:6px;right:6px;top:7px;
  height:1.5px;
  background:var(--line);
  box-shadow:0 6px 0 var(--line);
}
.empty-state p{font-size:14.5px;color:var(--faint)}
@media (max-width:1023px){
  .news-grid{grid-template-columns:1fr;gap:24px}
  .news-item:first-child{padding-top:20px}
}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding:22px 0;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  transition:color .18s var(--ease);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";
  font-size:22px;
  font-weight:400;
  color:var(--faint);
  line-height:1;
  transition:color .18s var(--ease),transform .2s var(--ease);
  flex:none;
}
.faq summary:hover{color:var(--pine)}
.faq summary:hover::after{color:var(--pine)}
.faq details[open] summary{color:var(--pine)}
.faq details[open] summary::after{content:"−";color:var(--pine);transform:rotate(180deg)}
.faq-a{
  padding:0 0 24px;
  max-width:800px;
  font-size:15.5px;
  line-height:1.9;
  color:var(--muted);
  animation:fadeIn .22s var(--ease) both;
}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#fff;margin-top:0}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:0;
  padding:56px 0 44px;
}
.footer-col{padding:0 28px}
.footer-col:first-child{padding-left:0}
.footer-col:last-child{padding-right:0}
.footer-col+.footer-col{border-left:1px solid rgba(255,255,255,.12)}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:#fff;letter-spacing:-.01em}
.footer-brand .brand-mark{background:rgba(255,255,255,.1);color:var(--lime)}
.footer-desc{margin-top:16px;font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.62);max-width:300px}
.footer-ver{margin-top:18px;font-size:12.5px;color:rgba(255,255,255,.42);font-variant-numeric:tabular-nums}
.footer-col h4{font-size:13.5px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a,.footer-col li span{font-size:13.5px;color:rgba(255,255,255,.62);transition:color .18s var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 28px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:12.5px;
  color:rgba(255,255,255,.44);
}
.footer-bottom nav{display:flex;gap:20px;flex-wrap:wrap}
.footer-bottom a{color:rgba(255,255,255,.44);transition:color .18s var(--ease)}
.footer-bottom a:hover{color:var(--lime)}
@media (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px 0;padding:44px 0 36px}
  .footer-col{padding:0 22px}
  .footer-col:nth-child(odd){padding-left:0}
  .footer-col:nth-child(even){border-left:1px solid rgba(255,255,255,.12)}
  .footer-col:nth-child(3){border-left:none;padding-left:0}
}
@media (max-width:640px){
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-col{padding:0}
  .footer-col+.footer-col{border-left:none;border-top:1px solid rgba(255,255,255,.12);padding-top:26px}
}

/* roulang page: article */
:root{
  --deep:#0B2A22;
  --pine:#14705A;
  --lime:#B8F24E;
  --coral:#FF6B4A;
  --bg:#F6F7F3;
  --card:#FFFFFF;
  --line:#E2E7E2;
  --ink:#1B2A25;
  --ink-2:#4C6058;
  --ink-3:#7E8F88;
  --r-card:14px;
  --r-block:20px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(11,42,34,.06);
  --sh-2:0 14px 32px -14px rgba(11,42,34,.22);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--pine);outline-offset:2px;border-radius:4px}
body.menu-open{overflow:hidden}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.container{padding:0 32px}}
@media(min-width:1280px){.container{padding:0 40px}}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:600;font-size:15px;padding:13px 26px;
  transition:transform .18s ease-out,box-shadow .18s ease-out,background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out;
  white-space:nowrap;line-height:1.2;
}
.btn svg{width:16px;height:16px;flex:none}
.btn-primary{background:var(--lime);color:var(--deep);box-shadow:var(--sh-1)}
.btn-primary:hover{background:#a9e63e;transform:translateY(-1px);box-shadow:0 14px 32px -14px rgba(11,42,34,.38)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;border:1px solid var(--pine);color:var(--pine)}
.btn-ghost:hover{background:rgba(20,112,90,.08);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{padding:9px 18px;font-size:14px}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,247,243,.92);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--ink)}
.brand-mark{
  width:32px;height:32px;border-radius:9px;background:var(--deep);color:var(--lime);
  display:grid;place-items:center;font-size:16px;font-weight:700;flex:none;
}
.nav-links{display:none;gap:28px}
@media(min-width:1024px){.nav-links{display:flex}}
.nav-links a{position:relative;font-size:15px;color:var(--ink-2);padding:6px 0;transition:color .18s ease-out}
.nav-links a:hover{color:var(--pine)}
.nav-links a.is-active{color:var(--pine);font-weight:600}
.nav-links a.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--pine);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:14px}
.nav-plain{display:none;font-size:15px;color:var(--ink-2);transition:color .18s ease-out}
.nav-plain:hover{color:var(--pine)}
@media(min-width:1024px){.nav-plain{display:inline}}
.nav-toggle{
  display:inline-grid;place-items:center;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--line);background:#fff;transition:border-color .18s ease-out,color .18s ease-out;
}
.nav-toggle:hover{border-color:var(--pine);color:var(--pine)}
@media(min-width:1024px){.nav-toggle{display:none}}
.nav-toggle span{display:block;width:16px;height:2px;background:currentColor;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:currentColor;border-radius:2px;
}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}
.mobile-menu{
  display:none;position:fixed;left:0;right:0;top:72px;bottom:0;
  background:var(--bg);z-index:55;padding:8px 20px 40px;overflow-y:auto;
}
.mobile-menu.is-open{display:block}
.mobile-menu a{
  display:block;padding:16px 0;font-size:20px;border-bottom:1px solid var(--line);color:var(--ink);
}
.mobile-menu a:active,.mobile-menu a:hover{color:var(--pine)}
.mobile-menu .btn{width:100%;margin-top:24px;padding:14px;font-size:16px}

/* 面包屑与文章头 */
.page-main{padding:28px 0 0}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3)}
.crumbs a{color:var(--ink-3);transition:color .18s ease-out}
.crumbs a:hover{color:var(--pine);text-decoration:underline;text-underline-offset:3px}
.crumbs .sep{opacity:.55}
.crumbs .current{color:var(--ink-2);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.post-head{padding:22px 0 26px;border-bottom:1px solid var(--line)}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  background:rgba(20,112,90,.1);color:var(--pine);font-size:13px;font-weight:600;line-height:1.6;
}
.post-title{margin-top:16px;font-size:30px;line-height:1.28;font-weight:700;color:var(--deep)}
@media(min-width:768px){.post-title{font-size:38px}}
.post-meta{
  margin-top:16px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;
  font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums;
}
.post-meta .dot{opacity:.5}

/* 正文 */
.article-wrap{padding:36px 0 8px}
.article-body{max-width:780px;margin:0 auto}
.article-body>*:first-child{margin-top:0}
.article-body p{font-size:17px;line-height:1.9;margin:0 0 1.2em;color:var(--ink)}
.article-body h2{
  font-size:22px;line-height:1.45;margin:1.9em 0 .8em;padding-left:12px;
  border-left:4px solid var(--pine);color:var(--deep);font-weight:700;
}
.article-body h3{font-size:18px;line-height:1.5;margin:1.6em 0 .6em;color:var(--deep);font-weight:600}
.article-body blockquote{
  margin:1.4em 0;padding:14px 20px;border-left:3px solid var(--pine);
  background:rgba(20,112,90,.06);border-radius:0 10px 10px 0;color:var(--ink-2);
}
.article-body blockquote p{margin:0;font-size:16px;color:var(--ink-2)}
.article-body ul,.article-body ol{margin:0 0 1.2em}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.5em;line-height:1.85;font-size:17px}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.78em;width:8px;height:2px;background:var(--pine);border-radius:1px;
}
.article-body ol{list-style:decimal;padding-left:22px}
.article-body ol li{margin-bottom:.5em;line-height:1.85;font-size:17px}
.article-body img{border-radius:var(--r-img);margin:1.4em 0}
.article-body table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body th{background:#fff;font-weight:600}
.article-body a{
  color:var(--pine);text-decoration:underline;
  text-decoration-color:rgba(20,112,90,.4);text-underline-offset:3px;transition:text-decoration-color .18s ease-out;
}
.article-body a:hover{text-decoration-color:var(--pine)}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:-.6em}

.empty-state{
  text-align:center;padding:64px 24px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-block);
}
.empty-state h2{font-size:22px;font-weight:700;color:var(--deep)}
.empty-state p{margin:10px 0 24px;color:var(--ink-2);font-size:16px}

.post-actions{display:flex;justify-content:center;margin-top:44px}

/* 通用板块 */
.section{padding:56px 0}
@media(min-width:1024px){.section{padding:88px 0}}
.section-head{margin-bottom:28px}
.section-title{font-size:26px;line-height:1.35;font-weight:700;color:var(--deep)}
@media(min-width:768px){.section-title{font-size:30px}}
.section-sub{margin-top:10px;color:var(--ink-2);font-size:15px;max-width:640px}

/* 相关推荐卡片 */
.card-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr)}}
.card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.card:hover{transform:translateY(-2px);border-color:var(--pine);box-shadow:var(--sh-2)}
.card-media{aspect-ratio:16/10;overflow:hidden;background:#EEF1EA}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.card:hover .card-media img{transform:scale(1.03)}
.card-body{padding:18px;display:flex;flex-direction:column;flex:1}
.card-tag{
  align-self:flex-start;font-size:12px;font-weight:600;color:var(--pine);
  background:rgba(20,112,90,.1);border-radius:999px;padding:3px 10px;line-height:1.6;
}
.card-title{
  margin-top:12px;font-size:17px;font-weight:600;line-height:1.5;color:var(--deep);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  margin-top:auto;padding-top:14px;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums;
}
.card-arrow{
  width:26px;height:26px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--pine);transition:background-color .18s ease-out,border-color .18s ease-out;
}
.card:hover .card-arrow{background:rgba(20,112,90,.1);border-color:var(--pine)}
.card-arrow svg{width:13px;height:13px}

/* 下载 CTA */
.cta-block{
  background:var(--deep);border-radius:var(--r-block);padding:40px 24px;color:#EAF3EE;
}
@media(min-width:768px){.cta-block{padding:48px 40px}}
@media(min-width:1024px){
  .cta-block{display:flex;align-items:center;justify-content:space-between;gap:48px;padding:52px 48px}
}
.cta-title{font-size:26px;line-height:1.35;font-weight:700;color:#fff}
@media(min-width:768px){.cta-title{font-size:30px}}
.cta-desc{margin-top:12px;font-size:15px;line-height:1.8;color:rgba(234,243,238,.72);max-width:560px}
.cta-actions{margin-top:26px;display:flex;flex-direction:column;gap:12px}
@media(min-width:640px){.cta-actions{flex-direction:row;flex-wrap:wrap}}
@media(min-width:1024px){.cta-actions{margin-top:0;flex:none}}
.cta-actions .btn-ghost{border-color:rgba(184,242,78,.65);color:var(--lime)}
.cta-actions .btn-ghost:hover{background:rgba(184,242,78,.12)}
.cta-actions .btn-primary{color:var(--deep)}

/* FAQ */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;font-size:17px;font-weight:600;color:var(--ink);
  cursor:pointer;list-style:none;transition:color .18s ease-out;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--pine)}
.faq-item[open] summary{color:var(--pine)}
.faq-icon{flex:none;width:20px;height:20px;position:relative}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;transition:transform .2s ease-out;
}
.faq-icon::before{left:0;top:9px;width:20px;height:2px}
.faq-icon::after{left:9px;top:0;width:2px;height:20px}
.faq-item[open] .faq-icon::after{transform:rotate(90deg) scaleY(0)}
.faq-answer{padding:0 0 22px;max-width:800px;color:var(--ink-2);font-size:16px;line-height:1.85}

/* 页脚 */
.site-footer{background:var(--deep);color:rgba(234,243,238,.78);padding:56px 0 0}
.footer-grid{display:grid;gap:36px;grid-template-columns:1fr}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#fff}
.footer-brand .brand-mark{background:var(--lime);color:var(--deep)}
.footer-desc{margin-top:14px;font-size:14px;line-height:1.85;color:rgba(234,243,238,.62);max-width:340px}
.footer-ver{margin-top:14px;font-size:13px;color:rgba(234,243,238,.45);font-variant-numeric:tabular-nums}
.footer-col h4{margin:0 0 14px;font-size:14px;font-weight:600;color:#fff}
.footer-col ul li{margin-bottom:10px;font-size:14px;line-height:1.7}
.footer-col a{color:rgba(234,243,238,.72);transition:color .18s ease-out}
.footer-col a:hover{color:var(--lime)}
.footer-col span{color:rgba(234,243,238,.58);font-size:14px}
@media(min-width:1024px){
  .footer-col+.footer-col{border-left:1px solid rgba(255,255,255,.12);padding-left:32px}
}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0 28px;
  display:flex;flex-direction:column;gap:12px;font-size:13px;color:rgba(234,243,238,.5);
}
@media(min-width:768px){.footer-bottom{flex-direction:row;align-items:center;justify-content:space-between}}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom a{color:rgba(234,243,238,.6);transition:color .18s ease-out}
.footer-bottom a:hover{color:var(--lime)}

/* roulang page: category1 */
:root{
  --ink:#0B2A22;
  --ink-soft:#123A2F;
  --pine:#14705A;
  --lime:#B8F24E;
  --coral:#FF6B4A;
  --bg:#F6F7F3;
  --card:#FFFFFF;
  --line:#E2E7E2;
  --text:#1B2A25;
  --muted:#4C6058;
  --faint:#7E8F88;
  --radius-sm:10px;
  --radius:14px;
  --radius-lg:20px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(11,42,34,.06);
  --shadow-2:0 14px 32px -14px rgba(11,42,34,.22);
  --container:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:12px;}
a{color:var(--pine);text-decoration:none;text-underline-offset:3px;transition:color .18s var(--ease);}
a:hover{color:var(--ink);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.35;}
h1{font-size:clamp(30px,4.4vw,50px);line-height:1.2;}
h2{font-size:clamp(23px,2.6vw,31px);}
h3{font-size:20px;}
p{margin:0;}
ul,ol,dl{margin:0;padding:0;}
li{list-style:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
@media (min-width:768px){.container{padding:0 32px;}}
@media (min-width:1280px){.container{padding:0 40px;}}
.num{font-variant-numeric:tabular-nums;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,247,243,.86);
  backdrop-filter:saturate(140%) blur(6px);
  -webkit-backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:16px;letter-spacing:0;}
.brand:hover{color:var(--pine);}
.brand-mark{
  width:32px;height:32px;border-radius:9px;display:grid;place-items:center;
  background:var(--ink);color:var(--lime);font-size:15px;font-weight:700;flex:0 0 auto;
}
.brand-text{white-space:nowrap;}
.nav-links{display:none;align-items:center;gap:30px;}
.nav-links a{
  position:relative;font-size:15px;color:var(--text);padding:6px 0;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--pine);
  transform:scaleX(0);transform-origin:left center;transition:transform .2s var(--ease);
}
.nav-links a:hover{color:var(--pine);}
.nav-links a:hover::after,.nav-links a.is-active::after{transform:scaleX(1);}
.nav-links a.is-active{color:var(--pine);font-weight:600;}
.header-actions{display:flex;align-items:center;gap:14px;}
.link-quiet{display:none;font-size:15px;color:var(--muted);}
.link-quiet:hover{color:var(--pine);}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:var(--card);
  cursor:pointer;transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.nav-toggle:hover{border-color:var(--pine);box-shadow:var(--shadow-1);}
.nav-toggle:focus-visible{outline:2px solid var(--pine);outline-offset:2px;}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
  transition:transform .2s var(--ease);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-nav{
  border-top:1px solid var(--line);background:var(--bg);
  padding:12px 20px 24px;
  display:flex;flex-direction:column;gap:2px;
}
.mobile-nav a.m-link{
  display:block;padding:15px 4px;font-size:19px;color:var(--text);border-bottom:1px solid var(--line);
}
.mobile-nav a.m-link.is-active{color:var(--pine);font-weight:600;}
.mobile-nav .btn{margin-top:18px;justify-content:center;}
.mobile-nav[hidden]{display:none;}
@media (min-width:1024px){
  .nav-links{display:flex;}
  .link-quiet{display:inline-block;}
  .nav-toggle{display:none;}
  .mobile-nav{display:none !important;}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-pill);border:1px solid transparent;
  padding:14px 26px;font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:transform .18s var(--ease),background-color .18s var(--ease),color .18s var(--ease),
             box-shadow .18s var(--ease),border-color .18s var(--ease),filter .18s var(--ease);
}
.btn svg{width:16px;height:16px;flex:0 0 auto;}
.btn-primary{background:var(--lime);color:var(--ink);}
.btn-primary:hover{filter:brightness(.94);transform:translateY(-1px);box-shadow:var(--shadow-2);color:var(--ink);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn-ghost{background:transparent;border-color:var(--pine);color:var(--pine);}
.btn-ghost:hover{background:rgba(20,112,90,.08);transform:translateY(-1px);color:var(--pine);}
.btn-ghost:active{transform:translateY(0);}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.45);color:#fff;}
.btn-ghost-light:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff;transform:translateY(-1px);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn:focus-visible{outline:2px solid var(--pine);outline-offset:2px;}
.btn-ghost-light:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
.btn[disabled]{opacity:.4;pointer-events:none;}

/* ---------- hero ---------- */
.page-hero{
  position:relative;color:#fff;
  background-image:linear-gradient(180deg,rgba(11,42,34,.88) 0%,rgba(11,42,34,.74) 62%,rgba(11,42,34,.82) 100%),
                   url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  padding:40px 0 96px;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.66);}
.crumbs a{color:rgba(255,255,255,.82);}
.crumbs a:hover{color:var(--lime);}
.crumbs span.sep{color:rgba(255,255,255,.4);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-top:34px;
  font-size:13px;letter-spacing:.04em;color:var(--lime);
  border:1px solid rgba(184,242,78,.45);border-radius:var(--radius-pill);
  padding:6px 14px;background:rgba(184,242,78,.08);
}
.page-hero h1{color:#fff;margin-top:20px;max-width:16em;}
.hero-lead{
  margin-top:18px;max-width:660px;font-size:16px;line-height:1.85;color:rgba(255,255,255,.82);
}
.hero-meta{
  margin-top:26px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;
  font-size:13px;color:rgba(255,255,255,.72);
}
.hero-meta i{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.4);display:inline-block;}
.hero-meta b{color:#fff;font-weight:600;font-variant-numeric:tabular-nums;}
.pill-tabs{margin-top:34px;display:flex;flex-wrap:wrap;gap:10px;}
.pill-tabs a{
  display:inline-flex;align-items:center;padding:9px 18px;border-radius:var(--radius-pill);
  font-size:14px;color:rgba(255,255,255,.86);border:1px solid rgba(255,255,255,.34);
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.pill-tabs a:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.6);}
.pill-tabs a.is-current{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:600;}
.pill-tabs a:focus-visible{outline:2px solid var(--lime);outline-offset:3px;}

/* ---------- spec panel ---------- */
.spec-section{padding:0 0 8px;}
.spec-panel{
  position:relative;z-index:2;margin-top:-58px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px 24px;box-shadow:var(--shadow-2);
}
.spec-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:8px;}
.spec-head h2{font-size:17px;font-weight:600;color:var(--muted);}
.spec-head span{font-size:13px;color:var(--faint);font-variant-numeric:tabular-nums;}
.spec-grid{display:grid;grid-template-columns:1fr;gap:0 24px;}
.spec-item{padding:14px 0 14px 16px;border-left:2px solid var(--line);}
.spec-item dt{font-size:13px;color:var(--faint);line-height:1.6;}
.spec-item dd{margin:4px 0 0;font-size:19px;font-weight:600;color:var(--ink);line-height:1.4;font-variant-numeric:tabular-nums;}
.spec-item dd small{font-size:13px;font-weight:400;color:var(--muted);}
.spec-note{margin-top:14px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--faint);}
@media (min-width:640px){.spec-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.spec-grid{grid-template-columns:repeat(3,1fr);}}

/* ---------- generic sections ---------- */
.section{padding:64px 0;}
.section-head{max-width:720px;}
.section-head h2{margin-top:12px;}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.85;}
.tagline{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  letter-spacing:.05em;color:var(--pine);
}
.tagline::before{content:"";width:18px;height:2px;background:var(--pine);border-radius:2px;}

/* ---------- timeline ---------- */
.timeline-wrap{margin-top:46px;}
.timeline{position:relative;}
.timeline::before{
  content:"";position:absolute;top:14px;bottom:14px;left:26px;width:1px;
  background:linear-gradient(180deg,var(--line) 0%,var(--line) 88%,rgba(226,231,226,0) 100%);
}
.tl-item{position:relative;display:grid;grid-template-columns:52px 1fr;gap:18px;padding-bottom:26px;}
.tl-item:last-child{padding-bottom:0;}
.tl-num{
  position:relative;z-index:1;width:52px;height:52px;border-radius:50%;
  display:grid;place-items:center;background:var(--card);border:1px solid var(--line);
  font-size:15px;font-weight:700;color:var(--pine);font-variant-numeric:tabular-nums;
  transition:background-color .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.tl-item:hover .tl-num{background:var(--lime);border-color:var(--lime);color:var(--ink);}
.tl-body{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 22px 24px;box-shadow:var(--shadow-1);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);
}
.tl-item:hover .tl-body{border-color:rgba(20,112,90,.45);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.tl-body h3{font-size:19px;}
.tl-body p{margin-top:10px;color:var(--muted);font-size:15px;line-height:1.8;}
.tl-list{margin-top:14px;display:grid;gap:7px;}
.tl-list li{position:relative;padding-left:16px;font-size:14px;color:var(--muted);line-height:1.7;}
.tl-list li::before{
  content:"";position:absolute;left:0;top:10px;width:7px;height:1.5px;background:var(--pine);border-radius:2px;
}
.tl-badge{
  display:inline-block;margin-bottom:12px;padding:3px 10px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:600;color:var(--pine);background:rgba(20,112,90,.08);
}
@media (min-width:900px){
  .timeline::before{left:31px;}
  .tl-item{grid-template-columns:62px 1fr;gap:26px;}
  .tl-num{width:62px;height:62px;font-size:17px;}
  .tl-body{padding:26px 30px 28px;}
}

/* ---------- checklist ---------- */
.check-section{padding:16px 0 64px;}
.check-grid{display:grid;gap:32px;align-items:center;}
.check-copy h2{margin-top:12px;}
.check-copy p{margin-top:14px;color:var(--muted);font-size:16px;}
.check-list{margin-top:26px;display:grid;gap:0;}
.check-list li{
  display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-top:1px solid var(--line);
  font-size:15px;color:var(--text);
}
.check-list li:last-child{border-bottom:1px solid var(--line);}
.check-list li .tick{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;
  background:rgba(20,112,90,.1);color:var(--pine);margin-top:2px;
}
.check-list li .tick svg{width:12px;height:12px;}
.check-list li b{display:block;font-weight:600;color:var(--ink);font-size:15px;}
.check-list li span.desc{display:block;color:var(--faint);font-size:13px;line-height:1.7;margin-top:2px;}
.check-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-2);}
.check-media img{width:100%;height:100%;object-fit:cover;border-radius:0;aspect-ratio:16/11;}
.check-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:18px 20px;
  background:linear-gradient(180deg,rgba(11,42,34,0) 0%,rgba(11,42,34,.82) 100%);
  color:rgba(255,255,255,.9);font-size:13px;line-height:1.6;
}
@media (min-width:900px){
  .check-grid{grid-template-columns:1.05fr .95fr;gap:56px;}
}

/* ---------- issues ---------- */
.issue-section{padding:8px 0 64px;}
.issue-grid{margin-top:38px;display:grid;gap:18px;}
.issue-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 24px 26px;box-shadow:var(--shadow-1);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);
}
.issue-card:hover{border-color:rgba(20,112,90,.45);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.issue-card .badge{
  display:inline-block;padding:3px 10px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:600;color:#B4472C;background:rgba(255,107,74,.12);
}
.issue-card h3{margin-top:12px;font-size:18px;}
.issue-card p{margin-top:10px;color:var(--muted);font-size:14.5px;line-height:1.8;}
.issue-card .fix{display:block;margin-top:12px;font-size:13px;color:var(--faint);}
@media (min-width:768px){.issue-grid{grid-template-columns:repeat(2,1fr);}}

/* ---------- faq ---------- */
.faq-section{padding:8px 0 72px;}
.faq-list{margin-top:34px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 2px;font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;
  transition:color .18s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--pine);}
.faq-item summary:focus-visible{outline:2px solid var(--pine);outline-offset:3px;border-radius:6px;}
.faq-item summary .ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;position:relative;transition:border-color .18s var(--ease),background-color .18s var(--ease);
}
.faq-item summary .ico::before,.faq-item summary .ico::after{
  content:"";position:absolute;background:var(--pine);border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.faq-item summary .ico::before{width:11px;height:1.6px;}
.faq-item summary .ico::after{width:1.6px;height:11px;}
.faq-item[open] summary{color:var(--pine);}
.faq-item[open] summary .ico{background:rgba(20,112,90,.1);border-color:rgba(20,112,90,.35);}
.faq-item[open] summary .ico::after{transform:scaleY(0);opacity:0;}
.faq-answer{padding:0 2px 24px;max-width:820px;color:var(--muted);font-size:15.5px;line-height:1.85;}

/* ---------- cta ---------- */
.cta-band{padding:0 0 72px;}
.cta-inner{
  background:var(--ink);border-radius:var(--radius-lg);padding:40px 26px;
  display:grid;gap:32px;color:#fff;position:relative;overflow:hidden;
}
.cta-inner::after{
  content:"";position:absolute;right:-70px;top:-70px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(184,242,78,.16) 0%,rgba(184,242,78,0) 70%);
}
.cta-copy h2{color:#fff;}
.cta-copy p{margin-top:14px;color:rgba(255,255,255,.76);font-size:15.5px;max-width:520px;}
.cta-buttons{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px;}
.cta-buttons .btn{flex:1 1 180px;}
.cta-qr{
  display:flex;flex-direction:column;align-items:center;gap:10px;justify-self:center;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);padding:16px;width:132px;position:relative;z-index:1;
}
.cta-qr svg{width:96px;height:96px;border-radius:8px;background:#fff;}
.cta-qr span{font-size:12px;color:rgba(255,255,255,.7);text-align:center;line-height:1.5;}
@media (min-width:900px){
  .cta-inner{grid-template-columns:1fr auto;align-items:center;padding:52px 48px;gap:48px;}
  .cta-buttons .btn{flex:0 0 auto;}
}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.74);padding-top:56px;}
.footer-grid{display:grid;gap:36px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;}
.footer-brand .brand-mark{background:rgba(184,242,78,.16);color:var(--lime);}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:330px;}
.footer-ver{margin-top:14px;font-size:13px;color:rgba(255,255,255,.42);font-variant-numeric:tabular-nums;}
.footer-col ul{display:grid;gap:10px;}
.footer-col ul li a,.footer-col ul li span{font-size:14px;color:rgba(255,255,255,.68);line-height:1.7;}
.footer-col ul li a:hover{color:var(--lime);}
.footer-col ul li a:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:4px;}
.footer-bottom{
  margin-top:44px;padding:20px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:18px;}
.footer-bottom nav a{font-size:13px;color:rgba(255,255,255,.62);}
.footer-bottom nav a:hover{color:var(--lime);}
@media (min-width:768px){
  .footer-col{border-left:1px solid rgba(255,255,255,.12);padding-left:28px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;}
  .footer-col:first-child{border-left:0;padding-left:0;}
}
@media (max-width:767px){
  .footer-col{border-top:1px solid rgba(255,255,255,.12);padding-top:26px;}
  .footer-col:first-child{border-top:0;padding-top:0;}
}

/* roulang page: category3 */
:root{
  --ink:#0B2A22;
  --ink-2:#123A2F;
  --pine:#14705A;
  --lime:#B8F24E;
  --coral:#FF6B4A;
  --bg:#F6F7F3;
  --card:#FFFFFF;
  --line:#E2E7E2;
  --text:#1B2A25;
  --muted:#4C6058;
  --faint:#7E8F88;
  --r-card:14px;
  --r-big:20px;
  --r-img:12px;
  --shadow-1:0 1px 2px rgba(11,42,34,.06);
  --shadow-2:0 14px 32px -14px rgba(11,42,34,.22);
  --ease:200ms ease-out;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
body.menu-open{overflow:hidden}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--ink)}
p{margin:0}
a{color:var(--pine);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--ink-2)}
img{display:block;max-width:100%;height:auto}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--pine);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin-inline:auto;padding-inline:20px}
@media(min-width:768px){.container{padding-inline:32px}}
@media(min-width:1280px){.container{padding-inline:40px}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:999px;font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;white-space:nowrap;
  transition:transform var(--ease),background-color var(--ease),box-shadow var(--ease),color var(--ease),border-color var(--ease),filter var(--ease);
}
.btn svg{width:16px;height:16px;flex:0 0 16px;stroke-width:1.5}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{filter:brightness(.94);transform:translateY(-1px);box-shadow:0 14px 32px -14px rgba(11,42,34,.45);color:var(--ink)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1)}
.btn-ghost{background:transparent;border-color:var(--pine);color:var(--pine)}
.btn-ghost:hover{background:rgba(20,112,90,.08);color:var(--pine)}
.btn-ghost:active{background:rgba(20,112,90,.14)}
.btn-light{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.btn-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.7)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-block{width:100%}
.btn[disabled]{opacity:.4;pointer-events:none}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,247,243,.9);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),background-color var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px -18px rgba(11,42,34,.5);background:rgba(246,247,243,.96)}
.header-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:16px;font-weight:600;letter-spacing:-.01em}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:30px;height:30px;flex:0 0 30px;display:grid;place-items:center;
  border-radius:9px;background:var(--ink);color:var(--lime);font-size:15px;font-weight:700;
}
.brand-text{white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-links a{position:relative;font-size:15px;color:var(--text);padding:6px 0;white-space:nowrap}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--pine);
  transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-links a:hover{color:var(--pine)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.is-active{color:var(--pine);font-weight:600}
.nav-links a.is-active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:var(--card);align-items:center;justify-content:center;flex-direction:column;gap:5px;
  transition:border-color var(--ease),background-color var(--ease);
}
.nav-toggle span{display:block;width:18px;height:1.5px;background:var(--ink);border-radius:2px;transition:transform var(--ease),opacity var(--ease)}
.nav-toggle:hover{border-color:var(--pine)}
.mobile-menu{
  position:fixed;inset:0;z-index:70;background:var(--bg);
  display:none;flex-direction:column;padding:20px 20px 32px;
}
.mobile-menu.is-open{display:flex}
.mobile-menu-top{display:flex;align-items:center;justify-content:space-between;height:52px;border-bottom:1px solid var(--line);padding-bottom:14px}
.mobile-menu-top .brand{font-size:15px}
.menu-close{width:42px;height:42px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;background:var(--card)}
.menu-close svg{width:16px;height:16px;stroke-width:1.6;stroke:var(--ink)}
.mobile-nav{display:flex;flex-direction:column;margin-top:8px}
.mobile-nav a{font-size:20px;color:var(--ink);padding:18px 0;border-bottom:1px solid var(--line);font-weight:500}
.mobile-nav a.is-active{color:var(--pine);font-weight:600}
.mobile-menu .btn{margin-top:auto}
@media(max-width:1023px){
  .nav-links,.header-actions{display:none}
  .nav-toggle{display:flex}
}

/* ---------- 顶部横幅 ---------- */
.page-hero{position:relative;overflow:hidden;color:#fff;padding:56px 0 52px}
.page-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;background-repeat:no-repeat}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(11,42,34,.94) 0%,rgba(11,42,34,.78) 48%,rgba(11,42,34,.58) 100%);
}
.page-hero-inner{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.66)}
.breadcrumb a{color:rgba(255,255,255,.82)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{color:rgba(255,255,255,.4)}
.breadcrumb .current{color:rgba(255,255,255,.96)}
.page-hero h1{
  color:#fff;font-size:clamp(28px,4.2vw,50px);line-height:1.18;margin-top:18px;letter-spacing:-.01em;
  max-width:820px;
}
.h1-sub{
  display:block;margin-top:12px;font-size:clamp(15px,1.9vw,21px);font-weight:500;
  color:var(--lime);letter-spacing:.01em;line-height:1.5;
}
.page-hero-lead{
  margin-top:20px;max-width:700px;font-size:16px;line-height:1.85;color:rgba(255,255,255,.84);
}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.chip{
  display:inline-flex;align-items:center;padding:8px 16px;border-radius:999px;font-size:14px;
  border:1px solid rgba(255,255,255,.32);color:rgba(255,255,255,.88);background:transparent;
  transition:border-color var(--ease),background-color var(--ease),color var(--ease);
}
.chip:hover{border-color:rgba(255,255,255,.72);color:#fff;background:rgba(255,255,255,.08)}
.chip.is-current{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:600}
.chip.is-current:hover{background:var(--lime);color:var(--ink)}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0}
@media(min-width:1024px){.section{padding:88px 0}}
.section-tight{padding:44px 0}
@media(min-width:1024px){.section-tight{padding:64px 0}}
.section-head{max-width:760px;margin-bottom:32px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.12em;
  color:var(--pine);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:1.5px;background:var(--pine);display:block}
.section-head h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35;margin-top:14px;letter-spacing:-.01em}
.section-head p{margin-top:12px;color:var(--muted);font-size:16px;line-height:1.85;max-width:680px}

/* ---------- 数据面板 ---------- */
.stat-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:560px){.stat-grid{grid-template-columns:repeat(2,1fr);gap:20px}}
@media(min-width:1024px){.stat-grid{grid-template-columns:repeat(4,1fr);gap:24px}}
.stat{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 22px 24px;box-shadow:var(--shadow-1);
  transition:border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.stat:hover{border-color:var(--pine);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.stat-label{font-size:12px;letter-spacing:.1em;color:var(--faint);font-weight:600}
.stat-num{
  margin-top:8px;font-size:32px;font-weight:700;color:var(--ink);line-height:1.15;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat-num small{font-size:15px;font-weight:600;color:var(--muted);margin-left:4px;letter-spacing:0}
.stat-note{margin-top:10px;font-size:14px;line-height:1.7;color:var(--muted)}
.stat::after{
  content:"";position:absolute;left:22px;right:22px;bottom:0;height:2px;border-radius:2px;
  background:var(--pine);opacity:0;transition:opacity var(--ease);
}
.stat:hover::after{opacity:1}

/* ---------- FAQ 两栏 ---------- */
.faq-layout{display:grid;grid-template-columns:1fr;gap:36px;align-items:start}
@media(min-width:1024px){.faq-layout{grid-template-columns:minmax(0,1fr) 344px;gap:40px}}
.faq-group{margin-bottom:36px}
.faq-group:last-child{margin-bottom:0}
.faq-group-title{display:flex;align-items:center;gap:12px;font-size:20px;line-height:1.4;margin-bottom:6px}
.faq-group-idx{
  flex:0 0 auto;font-size:12px;font-weight:700;color:var(--pine);letter-spacing:.06em;
  border:1px solid rgba(20,112,90,.34);border-radius:999px;padding:2px 10px;font-variant-numeric:tabular-nums;
}
.faq-group-hint{font-size:14px;color:var(--faint);margin-bottom:14px;padding-left:2px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-of-type{border-top:1px solid var(--line)}
.faq-item summary{
  display:flex;align-items:flex-start;justify-content:space-between;gap:18px;
  padding:18px 2px;font-size:17px;font-weight:600;line-height:1.6;color:var(--text);
  cursor:pointer;list-style:none;transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--pine)}
.faq-item summary:focus-visible{outline:2px solid var(--pine);outline-offset:2px;border-radius:6px}
.faq-item summary::after{
  content:"";flex:0 0 16px;width:16px;height:16px;margin-top:6px;
  background:
    linear-gradient(var(--pine),var(--pine)) center/16px 1.5px no-repeat,
    linear-gradient(var(--pine),var(--pine)) center/1.5px 16px no-repeat;
  transition:background var(--ease),transform var(--ease);
}
.faq-item[open] summary{color:var(--pine)}
.faq-item[open] summary::after{
  background:linear-gradient(var(--pine),var(--pine)) center/16px 1.5px no-repeat;
}
.faq-body{padding:0 2px 20px;color:var(--muted);font-size:15.5px;line-height:1.85}
.faq-body p+p{margin-top:12px}
.faq-body ul{margin-top:12px;display:grid;gap:8px}
.faq-body li{position:relative;padding-left:18px}
.faq-body li::before{content:"";position:absolute;left:2px;top:11px;width:8px;height:1.5px;background:var(--pine)}
.faq-body strong{color:var(--ink);font-weight:600}

/* ---------- 联系卡 ---------- */
.contact-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--shadow-1);
}
@media(min-width:1024px){
  .contact-card{position:sticky;top:96px}
}
.contact-card h3{font-size:20px;line-height:1.4}
.contact-card .contact-lead{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.8}
.contact-meta{display:grid;gap:0;margin-top:18px;border-top:1px solid var(--line)}
.contact-meta div{display:flex;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px solid var(--line);font-size:14px}
.contact-meta dt{color:var(--faint)}
.contact-meta dd{margin:0;color:var(--ink);font-weight:600;font-variant-numeric:tabular-nums}
.form-field{margin-top:16px}
.form-field label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:7px;letter-spacing:.02em}
.form-field select,.form-field textarea{
  width:100%;border:1px solid var(--line);border-radius:10px;background:#FBFCFA;
  padding:11px 13px;font-size:14.5px;color:var(--text);font-family:inherit;line-height:1.6;
  transition:border-color var(--ease),box-shadow var(--ease),background-color var(--ease);
}
.form-field textarea{min-height:92px;resize:vertical}
.form-field select:hover,.form-field textarea:hover{border-color:#C7D2C9}
.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--pine);background:#fff;box-shadow:0 0 0 3px rgba(20,112,90,.14);
}
.form-field.has-error select,.form-field.has-error textarea{border-color:var(--coral);box-shadow:0 0 0 3px rgba(255,107,74,.14)}
.form-error{display:none;margin-top:6px;font-size:13px;color:var(--coral)}
.form-field.has-error .form-error{display:block}
.contact-card .btn{margin-top:18px}
.form-tip{
  margin-top:14px;font-size:13.5px;line-height:1.7;color:var(--pine);
  background:rgba(184,242,78,.18);border:1px solid rgba(20,112,90,.24);
  border-radius:10px;padding:10px 12px;
}
.contact-note{margin-top:14px;font-size:12.5px;color:var(--faint);line-height:1.7}

/* ---------- 准备清单 ---------- */
.check-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-big);
  padding:8px 26px;box-shadow:var(--shadow-1);
}
.check-panel .check-row{
  display:grid;grid-template-columns:1fr;gap:6px;
  padding:20px 0;border-bottom:1px solid var(--line);
}
.check-panel .check-row:last-child{border-bottom:0}
@media(min-width:768px){
  .check-panel .check-row{grid-template-columns:220px minmax(0,1fr);gap:24px;align-items:baseline}
}
.check-row dt{font-size:15px;font-weight:600;color:var(--ink)}
.check-row dd{margin:0;font-size:15px;color:var(--muted);line-height:1.8}

/* ---------- 入口卡片 ---------- */
.entry-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:640px){.entry-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.entry-grid{grid-template-columns:repeat(3,1fr);gap:24px}}
.entry-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1);color:var(--text);
  transition:border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.entry-card:hover{border-color:var(--pine);transform:translateY(-2px);box-shadow:var(--shadow-2);color:var(--text)}
.entry-thumb{aspect-ratio:16/10;background:#E9EFE9;overflow:hidden}
.entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease-out}
.entry-card:hover .entry-thumb img{transform:scale(1.03)}
.entry-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.tag{
  display:inline-flex;align-items:center;align-self:flex-start;
  padding:4px 11px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.02em;
  background:rgba(20,112,90,.09);color:var(--pine);border:1px solid rgba(20,112,90,.18);
}
.entry-body h3{margin-top:12px;font-size:18px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.entry-body p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.entry-foot{margin-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--faint)}
.entry-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--pine);font-weight:600;font-size:13.5px}
.entry-arrow svg{width:15px;height:15px;stroke-width:1.6;transition:transform var(--ease)}
.entry-card:hover .entry-arrow svg{transform:translateX(3px)}

/* ---------- 下载 CTA ---------- */
.cta-section{padding:0 0 64px}
@media(min-width:1024px){.cta-section{padding:0 0 96px}}
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(140deg,var(--ink) 0%,#12362A 62%,#0E2F25 100%);
  border-radius:var(--r-big);padding:34px 24px;color:#fff;
  display:grid;grid-template-columns:1fr;gap:28px;
}
@media(min-width:768px){.cta-band{padding:44px 40px;gap:32px}}
@media(min-width:1024px){.cta-band{grid-template-columns:minmax(0,1fr) auto;align-items:center;padding:48px}}
.cta-band::before{
  content:"";position:absolute;right:-70px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(184,242,78,.2),rgba(184,242,78,0) 68%);
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);line-height:1.35;position:relative}
.cta-band p{margin-top:12px;color:rgba(255,255,255,.74);font-size:15.5px;line-height:1.8;max-width:520px;position:relative}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative}
@media(max-width:767px){.cta-actions{flex-direction:column}.cta-actions .btn{width:100%}}
.cta-facts{
  display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:20px;font-size:13px;color:rgba(255,255,255,.62);
  position:relative;font-variant-numeric:tabular-nums;
}
.cta-facts span{display:inline-flex;align-items:center;gap:8px}
.cta-facts span::before{content:"";width:4px;height:4px;border-radius:50%;background:var(--lime);opacity:.8}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding-top:56px;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:0}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.1fr}}
.footer-col{padding:24px 0;border-bottom:1px solid rgba(255,255,255,.12)}
@media(min-width:768px){
  .footer-col{padding:0 28px 0 0}
  .footer-col+.footer-col{border-left:1px solid rgba(255,255,255,.12);padding-left:28px;border-bottom:0}
  .footer-grid{padding-bottom:8px;border-bottom:1px solid rgba(255,255,255,.12)}
}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:16px;font-weight:600}
.footer-brand .brand-mark{background:rgba(255,255,255,.1);color:var(--lime)}
.footer-desc{margin-top:14px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:340px}
.footer-ver{margin-top:14px;font-size:12.5px;color:rgba(255,255,255,.42);font-variant-numeric:tabular-nums}
.footer-col h4{color:#fff;font-size:14px;font-weight:600;letter-spacing:.04em;margin-bottom:14px}
.footer-col ul{display:grid;gap:10px}
.footer-col li{font-size:14px;line-height:1.7;color:rgba(255,255,255,.6)}
.footer-col a{color:rgba(255,255,255,.72)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 24px;
  padding:22px 0;margin-top:0;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.48);
}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom a{color:rgba(255,255,255,.62)}
.footer-bottom a:hover{color:var(--lime)}
@media(max-width:767px){
  .footer-bottom{padding:20px 0 28px;flex-direction:column;align-items:flex-start}
}

/* ---------- 小工具 ---------- */
.stack-16{display:grid;gap:16px}
@media(min-width:1024px){.stack-16{gap:24px}}
.muted{color:var(--muted)}
.hr-line{height:1px;background:var(--line);border:0;margin:0}
.skip-link{
  position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 18px;border-radius:0 0 10px 0;z-index:99;
}
.skip-link:focus{left:0;color:#fff}

/* roulang page: category2 */
:root{
  --ink:#0B2A22;
  --pine:#14705A;
  --lime:#B8F24E;
  --coral:#FF6B4A;
  --bg:#F6F7F3;
  --card:#FFFFFF;
  --line:#E2E7E2;
  --text:#1B2A25;
  --text-2:#4C6058;
  --text-3:#7E8F88;
  --radius-s:10px;
  --radius-img:12px;
  --radius:14px;
  --radius-l:20px;
  --shadow-1:0 1px 2px rgba(11,42,34,.06);
  --shadow-2:0 14px 32px -14px rgba(11,42,34,.22);
  --container:1200px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--pine);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--pine)}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);font-weight:600;line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
input,textarea{font-family:inherit;font-size:15px}
:focus-visible{outline:2px solid var(--pine);outline-offset:3px;border-radius:4px}
.container{max-width:var(--container);margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}
@media (min-width:1280px){.container{padding:0 40px}}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:14px 26px;border-radius:999px;border:1px solid transparent;
  cursor:pointer;text-decoration:none;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),filter .18s var(--ease);
}
.btn svg{width:16px;height:16px;flex:none}
.btn-primary{background:var(--lime);color:var(--ink);box-shadow:var(--shadow-1)}
.btn-primary:hover{filter:brightness(.93);transform:translateY(-1px);box-shadow:0 14px 30px -14px rgba(11,42,34,.4);color:var(--ink)}
.btn-primary:active{transform:none;box-shadow:none;filter:brightness(.88)}
.btn-ghost{background:transparent;color:var(--pine);border-color:rgba(20,112,90,.55)}
.btn-ghost:hover{background:rgba(20,112,90,.08);border-color:var(--pine);transform:translateY(-1px);color:var(--pine)}
.btn-ghost:active{transform:none;background:rgba(20,112,90,.14)}
.btn-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.42)}
.btn-light:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.7);transform:translateY(-1px);color:#fff}
.btn-light:active{transform:none}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(246,247,243,.92);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;height:72px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:16px;font-weight:600;color:var(--ink);
  white-space:nowrap;flex:none;
}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:30px;height:30px;border-radius:9px;
  background:var(--ink);color:var(--lime);
  display:grid;place-items:center;
  font-size:15px;font-weight:700;line-height:1;
  flex:none;
}
.nav-links{display:none;align-items:center;gap:30px}
.nav-links a{
  position:relative;font-size:15px;color:var(--text);
  padding:6px 0;transition:color .18s var(--ease);
}
.nav-links a:hover{color:var(--pine)}
.nav-links a.is-active{color:var(--pine);font-weight:600}
.nav-links a.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;
  background:var(--pine);border-radius:2px;
}
.nav-actions{display:none;align-items:center;gap:18px}
.nav-actions .nav-text{font-size:14px;color:var(--text-2)}
.nav-actions .nav-text:hover{color:var(--pine)}
.menu-toggle{
  display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;padding:0 11px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-s);
  cursor:pointer;transition:border-color .18s var(--ease);
}
.menu-toggle:hover{border-color:var(--pine)}
.menu-toggle span{display:block;height:1.5px;background:var(--ink);border-radius:2px;transition:background .18s var(--ease)}
@media (min-width:1024px){
  .nav-links{display:flex}
  .nav-actions{display:flex}
  .menu-toggle{display:none}
}

/* ---------- mobile menu ---------- */
.mobile-menu{
  position:fixed;inset:0;z-index:80;
  background:var(--bg);
  padding:20px 20px 32px;
  display:flex;flex-direction:column;
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
  overflow-y:auto;
}
.mobile-menu.is-open{opacity:1;visibility:visible;transform:none}
.mobile-head{display:flex;align-items:center;justify-content:space-between;gap:16px;height:52px}
.mobile-close{
  width:42px;height:42px;border-radius:var(--radius-s);
  border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:20px;line-height:1;cursor:pointer;
  display:grid;place-items:center;
}
.mobile-links{margin-top:24px}
.mobile-links a{
  display:block;padding:18px 2px;
  font-size:20px;font-weight:500;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-links a.is-active{color:var(--pine)}
.mobile-links a:hover{color:var(--pine)}
.mobile-cta{margin-top:auto;padding-top:32px}
body.menu-open{overflow:hidden}

/* ---------- banner ---------- */
.page-banner{position:relative;overflow:hidden;isolation:isolate}
.banner-bg{
  position:absolute;inset:0;z-index:-2;
  background-position:center;
  background-size:cover;
  background-repeat:no-repeat;
}
.banner-mask{
  position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(11,42,34,.66),rgba(11,42,34,.58));
}
.banner-inner{padding:52px 0 44px;color:#fff}
@media (min-width:768px){.banner-inner{padding:68px 0 56px}}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72)}
.breadcrumb a{color:rgba(255,255,255,.72)}
.breadcrumb a:hover{color:#fff}
.breadcrumb span.sep{color:rgba(255,255,255,.45)}
.breadcrumb .current{color:#fff}
.page-title{
  margin-top:18px;
  color:#fff;
  font-size:30px;line-height:1.25;font-weight:700;
  max-width:900px;
}
.page-title em{font-style:normal;color:var(--lime)}
@media (min-width:768px){.page-title{font-size:40px}}
@media (min-width:1280px){.page-title{font-size:44px}}
.banner-lead{
  margin-top:16px;max-width:780px;
  font-size:15px;line-height:1.85;color:rgba(255,255,255,.84);
}
@media (min-width:768px){.banner-lead{font-size:16px}}
.chip-bar{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.chip{
  display:inline-flex;align-items:center;
  padding:8px 16px;border-radius:999px;
  border:1px solid rgba(255,255,255,.34);
  font-size:14px;color:#fff;
  transition:background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.chip:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.6);color:#fff}
.chip.is-current{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:600}
.chip.is-current:hover{background:var(--lime);color:var(--ink)}

/* ---------- sections ---------- */
.section{padding:56px 0}
@media (min-width:768px){.section{padding:72px 0}}
@media (min-width:1280px){.section{padding:88px 0}}
.section--tight{padding-top:0}
.section-head{max-width:780px;margin-bottom:30px}
@media (min-width:768px){.section-head{margin-bottom:36px}}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;
  color:var(--pine);text-transform:uppercase;
  padding:5px 12px;border-radius:999px;background:rgba(20,112,90,.08);
}
.section-head h2{margin-top:14px;font-size:26px;line-height:1.35}
@media (min-width:768px){.section-head h2{font-size:31px}}
.section-head p{margin-top:12px;font-size:15px;line-height:1.85;color:var(--text-2)}
@media (min-width:768px){.section-head p{font-size:16px}}

/* ---------- feed ---------- */
.feed-list{display:flex;flex-direction:column}
.feed-item{
  display:grid;grid-template-columns:1fr;gap:16px;
  padding:26px 0;border-bottom:1px solid var(--line);
  color:inherit;
  transition:border-color .2s var(--ease);
}
.feed-item:first-child{padding-top:6px}
@media (min-width:768px){
  .feed-item{grid-template-columns:224px 1fr;gap:28px;align-items:center;padding:30px 0}
}
.feed-thumb{
  position:relative;overflow:hidden;
  aspect-ratio:16/10;border-radius:var(--radius-img);
  background:#E7EDE6;
}
.feed-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.feed-item:hover .feed-thumb img{transform:scale(1.04)}
.feed-body{min-width:0}
.feed-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:10px}
.tag{
  display:inline-flex;align-items:center;
  padding:3px 11px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1.7;
  background:rgba(20,112,90,.09);color:var(--pine);
  white-space:nowrap;
}
.feed-time{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.feed-title{font-size:18px;line-height:1.45;color:var(--ink);transition:color .18s var(--ease)}
@media (min-width:768px){.feed-title{font-size:20px}}
.feed-item:hover .feed-title{color:var(--pine)}
.feed-desc{
  margin-top:10px;font-size:15px;line-height:1.8;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.feed-foot{display:flex;align-items:center;gap:8px;margin-top:14px;font-size:13px;color:var(--pine);font-weight:600}
.feed-arrow{
  width:26px;height:26px;border-radius:999px;
  border:1px solid rgba(20,112,90,.28);
  display:grid;place-items:center;
  transition:transform .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.feed-arrow svg{width:13px;height:13px}
.feed-item:hover .feed-arrow{transform:translateX(4px);background:rgba(20,112,90,.1);border-color:rgba(20,112,90,.5)}

.feed-item.is-lead{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-1);
  padding:20px;
  margin-bottom:10px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);
}
.feed-item.is-lead:hover{border-color:rgba(20,112,90,.5);box-shadow:var(--shadow-2);transform:translateY(-2px)}
@media (min-width:768px){
  .feed-item.is-lead{grid-template-columns:1fr 1fr;gap:32px;padding:24px;align-items:center}
}
.feed-item.is-lead .feed-title{font-size:21px}
@media (min-width:768px){.feed-item.is-lead .feed-title{font-size:24px}}
.lead-flag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 11px;border-radius:999px;
  background:var(--ink);color:var(--lime);
  font-size:12px;font-weight:600;line-height:1.7;
}

/* ---------- panel ---------- */
.split{display:grid;gap:32px}
@media (min-width:1024px){.split{grid-template-columns:1fr 1fr;gap:56px;align-items:start}}
.split h2{font-size:26px;line-height:1.35}
@media (min-width:768px){.split h2{font-size:31px}}
.split p{margin-top:14px;font-size:15px;line-height:1.9;color:var(--text-2);max-width:640px}
.split .btn{margin-top:24px}
.stat-panel{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--shadow-1);
}
.stat-head{
  padding:18px 22px;background:rgba(20,112,90,.06);
  font-size:13px;font-weight:600;color:var(--pine);letter-spacing:.02em;
}
.stat-row{
  display:flex;align-items:baseline;justify-content:space-between;gap:20px;
  padding:15px 22px;border-top:1px solid var(--line);
}
.stat-name{font-size:14px;color:var(--text-3);flex:none}
.stat-value{font-size:15px;font-weight:600;color:var(--ink);text-align:right;font-variant-numeric:tabular-nums}
.stat-value small{font-weight:400;color:var(--text-3);font-size:13px}

/* ---------- faq ---------- */
.faq-list{border-top:1px solid var(--line);max-width:900px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:19px 2px;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--ink);
  list-style:none;transition:color .18s var(--ease);
}
@media (min-width:768px){.faq-item summary{font-size:17px}}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--pine)}
.faq-item[open] summary{color:var(--pine)}
.faq-icon{position:relative;width:16px;height:16px;flex:none}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:0;top:7px;
  width:16px;height:1.5px;background:currentColor;border-radius:2px;
  transition:transform .2s var(--ease);
}
.faq-icon::after{transform:rotate(90deg)}
.faq-item[open] .faq-icon::after{transform:rotate(0)}
.faq-a{padding:0 2px 20px;font-size:15px;line-height:1.9;color:var(--text-2);max-width:780px}

/* ---------- cta ---------- */
.cta-block{
  background:var(--ink);color:#fff;
  border-radius:var(--radius-l);
  padding:36px 24px;
}
@media (min-width:768px){.cta-block{padding:44px 36px}}
@media (min-width:1024px){.cta-block{padding:48px}}
.cta-grid{display:grid;gap:32px}
@media (min-width:1024px){.cta-grid{grid-template-columns:1.15fr 1fr;gap:48px;align-items:center}}
.cta-block h2{color:#fff;font-size:25px;line-height:1.35}
@media (min-width:768px){.cta-block h2{font-size:30px}}
.cta-block .cta-sub{margin-top:12px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.74);max-width:520px}
.cta-actions{display:flex;flex-direction:column;gap:14px}
@media (min-width:520px){.cta-actions{flex-direction:row;flex-wrap:wrap}}
.cta-actions .btn{flex:1 1 auto;min-width:150px}
.cta-side{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.qr-box{
  width:96px;height:96px;flex:none;
  border-radius:var(--radius-img);
  border:1px dashed rgba(255,255,255,.36);
  background:rgba(255,255,255,.07);
  display:grid;place-items:center;text-align:center;
  font-size:12px;line-height:1.5;color:rgba(255,255,255,.72);
  padding:8px;
}
.qr-note{font-size:13px;line-height:1.8;color:rgba(255,255,255,.62);max-width:240px;margin:0}
.cta-divider{height:1px;background:rgba(255,255,255,.14);margin:28px 0 0}
.cta-facts{
  display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:22px;
  font-size:13px;color:rgba(255,255,255,.62);font-variant-numeric:tabular-nums;
}
.cta-facts span{display:inline-flex;align-items:center;gap:8px}
.cta-facts span::before{content:"";width:4px;height:4px;border-radius:50%;background:var(--lime)}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#D9E4DE;padding-top:56px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px}
@media (min-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:38px 32px}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:0}}
@media (min-width:1024px){
  .footer-col{padding:0 28px}
  .footer-col:first-child{padding-left:0}
  .footer-col:last-child{padding-right:0}
  .footer-col + .footer-col{border-left:1px solid rgba(255,255,255,.12)}
}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:16px;font-weight:600;color:#fff}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);color:var(--lime)}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(217,228,222,.72);max-width:360px}
.footer-ver{margin-top:14px;font-size:12.5px;color:rgba(217,228,222,.52);font-variant-numeric:tabular-nums}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col ul li{font-size:14px;line-height:1.7;color:rgba(217,228,222,.7)}
.footer-col ul li a{font-size:14px;color:rgba(217,228,222,.76)}
.footer-col ul li a:hover{color:#fff}
.footer-bottom{
  margin-top:42px;padding:20px 0 28px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(217,228,222,.58);
}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:20px}
.footer-bottom nav a{font-size:13px;color:rgba(217,228,222,.62)}
.footer-bottom nav a:hover{color:#fff}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
}