/* roulang page: index */
:root{
  --ink-900:#100A18;
  --ink-800:#1A1026;
  --ink-700:#241634;
  --lime-500:#C8F04A;
  --lime-100:#EDFAC4;
  --amber-500:#FFB25B;
  --amber-600:#F09A34;
  --violet-500:#7B6CFF;
  --paper:#FAF7F2;
  --paper-2:#F2EDE4;
  --line:#E4DDD1;
  --text:#1F1A24;
  --text-2:#6A6272;
  --text-3:#9A93A2;
  --light-1:#F4F1EC;
  --light-2:#B9B1C6;
  --warn:#E4572E;
  --ok:#3F9E6B;
  --radius-card:16px;
  --radius-deep:18px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-card:0 1px 2px rgba(16,10,24,.06),0 10px 26px -18px rgba(16,10,24,.28);
  --shadow-hover:0 2px 4px rgba(16,10,24,.08),0 18px 36px -20px rgba(16,10,24,.34);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::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","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color 180ms var(--ease);}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer;}
h1,h2,h3,h4,h5,p,figure{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
table{border-collapse:collapse;}
:focus-visible{outline:2px solid var(--lime-500);outline-offset:3px;border-radius:4px;}
::selection{background:rgba(200,240,74,.45);color:var(--ink-900);}

/* ---------- 容器 ---------- */
.grid-container{
  width:100%;
  max-width:1200px;
  margin-left:auto;
  margin-right:auto;
  padding-left:32px;
  padding-right:32px;
}
@media (max-width:1023px){
  .grid-container{padding-left:24px;padding-right:24px;}
}
@media (max-width:639px){
  .grid-container{padding-left:16px;padding-right:16px;}
}
.grid-x.g-24{margin-left:-12px;margin-right:-12px;row-gap:24px;}
.grid-x.g-24 > .cell{padding-left:12px;padding-right:12px;}
.grid-x.g-32{margin-left:-16px;margin-right:-16px;row-gap:32px;}
.grid-x.g-32 > .cell{padding-left:16px;padding-right:16px;}
@media (max-width:639px){
  .grid-x.g-24,.grid-x.g-32{margin-left:0;margin-right:0;}
  .grid-x.g-24 > .cell,.grid-x.g-32 > .cell{padding-left:0;padding-right:0;}
}

/* ---------- 通用文本 ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.04em;
  color:var(--text-2);
  text-transform:none;
}
.eyebrow::before{
  content:"";
  width:18px;height:2px;
  background:var(--lime-500);
  display:inline-block;
}
.eyebrow.on-dark{color:var(--light-2);}
h1,.h1{font-size:clamp(30px,4.2vw,48px);font-weight:800;line-height:1.22;letter-spacing:0;}
h2,.h2{font-size:clamp(24px,2.8vw,34px);font-weight:700;line-height:1.3;letter-spacing:0;}
h3,.h3{font-size:19px;font-weight:600;line-height:1.4;}
@media (min-width:1024px){h3,.h3{font-size:22px;}}
h4,.h4{font-size:17px;font-weight:600;line-height:1.45;}
@media (min-width:1024px){h4,.h4{font-size:18px;}}
.lead{font-size:16.5px;color:var(--text-2);line-height:1.78;}
.lead.on-dark{color:var(--light-2);}
.small-note{font-size:14px;color:var(--text-3);}
.tnum{font-variant-numeric:tabular-nums;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--radius-btn);
  font-size:16px;
  font-weight:600;
  line-height:1;
  white-space:nowrap;
  transition:transform 180ms var(--ease),background 180ms var(--ease),box-shadow 180ms var(--ease),border-color 180ms var(--ease),color 180ms var(--ease),filter 180ms var(--ease);
}
.btn:active{transform:translateY(0);filter:brightness(.95);}
.btn-lime{background:var(--lime-500);color:var(--ink-900);}
.btn-lime:hover{background:#D6F76B;transform:translateY(-1px);box-shadow:0 14px 26px -18px rgba(200,240,74,.95);}
.btn-amber{background:var(--amber-500);color:var(--ink-800);}
.btn-amber:hover{background:var(--amber-600);transform:translateY(-1px);box-shadow:0 14px 26px -18px rgba(240,154,52,.95);}
.btn-outline{border:1px solid rgba(244,241,236,.4);color:var(--light-1);background:transparent;}
.btn-outline:hover{border-color:var(--lime-500);color:var(--lime-500);transform:translateY(-1px);}
.btn-outline-dark{border:1px solid var(--line);color:var(--text);background:transparent;}
.btn-outline-dark:hover{border-color:var(--ink-800);transform:translateY(-1px);}
.btn-sm{height:40px;padding:0 18px;font-size:15px;border-radius:8px;}
.btn-block{width:100%;}
@media (max-width:639px){
  .btn-block-mobile{width:100%;}
}
.text-btn{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:600;
  color:var(--ink-800);
  padding-bottom:2px;
  border-bottom:1px solid var(--line);
  transition:color 180ms var(--ease),border-color 180ms var(--ease);
}
.text-btn svg{transition:transform 180ms var(--ease);}
.text-btn:hover{color:var(--violet-500);border-color:var(--violet-500);}
.text-btn:hover svg{transform:translateX(3px);}
.text-btn.on-dark{color:var(--lime-500);border-bottom-color:rgba(200,240,74,.35);}
.text-btn.on-dark:hover{color:#D6F76B;border-bottom-color:#D6F76B;}

/* ---------- 标签 ---------- */
.chip{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 12px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.02em;
  background:var(--paper-2);
  color:var(--text-2);
  white-space:nowrap;
}
.chip-lime{background:var(--lime-100);color:var(--ink-800);}
.chip-dark{background:rgba(200,240,74,.14);color:var(--lime-500);}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:var(--ink-900);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:box-shadow 200ms var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 30px -20px rgba(0,0,0,.65);}
.nav-inner{
  display:flex;
  align-items:center;
  gap:26px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--light-1);
  font-size:17px;
  font-weight:700;
  letter-spacing:.01em;
  flex:none;
}
.brand-mark{width:28px;height:28px;flex:none;}
.brand-text{display:inline-flex;align-items:baseline;gap:6px;white-space:nowrap;}
.brand-text em{font-style:normal;font-size:13.5px;font-weight:500;color:var(--light-2);}
.nav-main{
  display:flex;
  align-items:center;
  gap:24px;
  margin-left:8px;
}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  padding:26px 0;
  font-size:15px;
  font-weight:500;
  color:var(--light-1);
  transition:color 180ms var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:20px;
  height:2px;
  background:var(--lime-500);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform 220ms var(--ease);
}
.nav-link:hover{color:var(--lime-500);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--lime-500);}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-more{position:relative;}
.nav-more-btn{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:26px 0;
  font-size:15px;
  font-weight:500;
  color:var(--light-1);
  transition:color 180ms var(--ease);
}
.nav-more-btn:hover,.nav-more.is-open .nav-more-btn{color:var(--lime-500);}
.nav-more-btn svg{transition:transform 200ms var(--ease);}
.nav-more:hover .nav-more-btn svg,.nav-more.is-open .nav-more-btn svg{transform:rotate(180deg);}
.mega-panel{
  position:absolute;
  top:100%;
  right:0;
  width:760px;
  max-width:calc(100vw - 64px);
  background:var(--ink-700);
  border:1px solid rgba(200,240,74,.18);
  border-radius:var(--radius-deep);
  padding:28px;
  display:grid;
  grid-template-columns:1.05fr 1fr 1fr;
  gap:26px;
  opacity:0;
  visibility:hidden;
  transform:translateY(8px);
  transition:opacity 200ms var(--ease),transform 200ms var(--ease),visibility 200ms;
  z-index:90;
}
.nav-more:hover .mega-panel,
.nav-more:focus-within .mega-panel,
.nav-more.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-title{
  font-size:13px;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--light-2);
  margin-bottom:14px;
}
.mega-list li + li{margin-top:10px;}
.mega-list a{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14.5px;
  color:var(--light-1);
  transition:color 180ms var(--ease),transform 180ms var(--ease);
}
.mega-list a:hover{color:var(--lime-500);transform:translateX(2px);}
.mega-list .mega-bar{
  width:4px;
  height:16px;
  border-radius:2px;
  background:var(--lime-500);
  flex:none;
  opacity:.7;
}
.mega-list .mega-arrow{margin-left:auto;color:var(--light-2);flex:none;}
.mega-news li + li{margin-top:14px;}
.mega-news a{display:block;}
.mega-news .mega-news-title{
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  font-size:14.5px;
  line-height:1.55;
  color:var(--light-1);
  transition:color 180ms var(--ease);
}
.mega-news a:hover .mega-news-title{color:var(--lime-500);}
.mega-news .mega-news-date{
  display:block;
  margin-top:6px;
  font-size:12.5px;
  color:var(--light-2);
  font-variant-numeric:tabular-nums;
}
.mega-card{
  background:var(--ink-800);
  border:1px solid rgba(200,240,74,.16);
  border-radius:14px;
  padding:14px;
}
.mega-card img{border-radius:10px;aspect-ratio:16/10;object-fit:cover;width:100%;}
.mega-card p{font-size:13.5px;color:var(--light-2);margin-top:10px;line-height:1.6;}
.mega-card .text-btn{margin-top:12px;font-size:13.5px;}
.nav-actions{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:12px;
  flex:none;
}
.icon-btn{
  width:36px;height:36px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:8px;
  color:var(--light-1);
  transition:background 180ms var(--ease),color 180ms var(--ease);
}
.icon-btn:hover{background:rgba(255,255,255,.08);color:var(--lime-500);}
.icon-btn:active{background:rgba(255,255,255,.14);}
.burger{
  display:none;
  width:40px;height:40px;
  border-radius:8px;
  align-items:center;
  justify-content:center;
  color:var(--light-1);
  transition:background 180ms var(--ease);
}
.burger:hover{background:rgba(255,255,255,.08);}
@media (max-width:1023px){
  .nav-main{display:none;}
  .nav-actions .btn-lime{display:none;}
  .burger{display:inline-flex;}
  .nav-inner{min-height:64px;}
}
@media (max-width:639px){
  .brand-text em{display:none;}
  .brand{font-size:16px;}
}
.mobile-drawer{
  position:fixed;
  inset:0;
  z-index:200;
  background:var(--ink-900);
  display:flex;
  flex-direction:column;
  padding:18px 20px 24px;
  overflow-y:auto;
}
.mobile-drawer[hidden]{display:none;}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-bottom:16px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.drawer-title{font-size:15px;color:var(--light-2);font-weight:600;letter-spacing:.06em;}
.drawer-close{
  width:40px;height:40px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:8px;color:var(--light-1);
  transition:background 180ms var(--ease);
}
.drawer-close:hover{background:rgba(255,255,255,.08);}
.drawer-nav{display:flex;flex-direction:column;margin-top:8px;}
.drawer-nav a{
  display:flex;
  align-items:center;
  min-height:56px;
  font-size:18px;
  color:var(--light-1);
  border-bottom:1px solid rgba(255,255,255,.1);
  transition:color 180ms var(--ease);
}
.drawer-nav a:hover,.drawer-nav a.is-active{color:var(--lime-500);}
.drawer-sub{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  padding:18px 0 10px;
}
.drawer-sub a{
  font-size:14px;
  color:var(--light-2);
  background:rgba(255,255,255,.06);
  border-radius:999px;
  padding:8px 14px;
  transition:color 180ms var(--ease),background 180ms var(--ease);
}
.drawer-sub a:hover{color:var(--ink-900);background:var(--lime-500);}
.drawer-cta{margin-top:auto;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  color:var(--light-1);
  padding:72px 0 60px;
  background-color:var(--ink-900);
  background-image:linear-gradient(180deg,rgba(26,16,38,.93),rgba(16,10,24,.97)),url(/assets/images/backpic/back-1.png);
  background-size:cover;
  background-position:center;
  min-height:560px;
  display:flex;
  align-items:center;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(255,255,255,.55) 1px,transparent 1px),radial-gradient(rgba(200,240,74,.4) 1.5px,transparent 1.5px);
  background-size:130px 130px,230px 230px;
  background-position:0 0,66px 92px;
  opacity:.22;
  pointer-events:none;
}
.hero::after{
  content:"";
  position:absolute;
  right:-90px;
  bottom:-130px;
  width:320px;
  height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(200,240,74,.12),transparent 70%);
  pointer-events:none;
}
.hero > .grid-container{position:relative;z-index:2;}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  border:1px solid rgba(200,240,74,.5);
  color:var(--lime-500);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.03em;
  background:rgba(200,240,74,.06);
}
.hero-title{
  margin-top:22px;
  font-size:clamp(30px,4.2vw,48px);
  font-weight:800;
  line-height:1.22;
  color:var(--light-1);
}
.hero-title .hl{color:var(--lime-500);}
.hero-sub{
  margin-top:20px;
  font-size:18px;
  line-height:1.75;
  color:var(--light-2);
  max-width:34em;
}
.hero-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin-top:32px;
}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  margin-top:38px;
}
.hero-stat{
  padding-right:26px;
  margin-right:26px;
  border-right:1px solid rgba(255,255,255,.13);
}
.hero-stat:last-child{border-right:0;margin-right:0;padding-right:0;}
.hero-stat b{
  display:block;
  font-size:20px;
  font-weight:700;
  line-height:1.3;
  color:var(--lime-500);
  font-variant-numeric:tabular-nums;
}
.hero-stat span{display:block;font-size:12.5px;color:var(--light-2);margin-top:2px;}
.hero-media{position:relative;}
.hero-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:var(--radius-img);
  border:1px solid rgba(200,240,74,.16);
}
.hero-float{
  position:absolute;
  left:-14px;
  bottom:-20px;
  width:222px;
  background:var(--ink-700);
  border:1px solid rgba(200,240,74,.2);
  border-radius:14px;
  padding:16px;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.hero-float-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--light-1);
}
.hero-float-tag::before{
  content:"";
  width:6px;height:6px;
  border-radius:2px;
  background:var(--lime-500);
  flex:none;
}
.hero-float-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13.5px;
  font-weight:600;
  color:var(--lime-500);
  padding-top:8px;
  border-top:1px solid rgba(255,255,255,.1);
}
.hero-line{
  position:relative;
  z-index:3;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(200,240,74,.62),transparent);
}
@media (max-width:1023px){
  .hero{min-height:0;padding:56px 0 64px;}
  .hero-media{margin-top:40px;}
  .hero-float{left:auto;right:12px;bottom:-18px;width:200px;}
}
@media (max-width:639px){
  .hero{padding:44px 0 52px;}
  .hero-sub{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .hero-stat{padding-right:18px;margin-right:18px;}
  .hero-float{position:static;width:100%;margin-top:14px;}
}

/* ---------- 信任条 ---------- */
.trust-bar{
  background:var(--ink-800);
  border-top:1px solid rgba(255,255,255,.06);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.trust-list{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  padding:18px 0;
}
.trust-list li{
  display:flex;
  align-items:center;
  gap:14px;
  padding:0 22px;
  border-right:1px solid rgba(255,255,255,.1);
  min-height:44px;
}
.trust-list li:first-child{padding-left:0;}
.trust-list li:last-child{border-right:0;padding-right:0;}
.trust-list b{
  font-size:20px;
  font-weight:700;
  color:var(--lime-500);
  font-variant-numeric:tabular-nums;
  flex:none;
  line-height:1.2;
}
.trust-list span{font-size:13.5px;color:var(--light-2);line-height:1.5;}
.trust-list svg{color:rgba(200,240,74,.6);flex:none;margin-left:auto;}
@media (max-width:1023px){
  .trust-list{grid-template-columns:repeat(2,1fr);row-gap:16px;padding:20px 0;}
  .trust-list li:nth-child(2){border-right:0;padding-right:0;}
  .trust-list li:nth-child(3){padding-left:0;}
}
@media (max-width:639px){
  .trust-list{grid-template-columns:1fr;row-gap:14px;}
  .trust-list li{border-right:0;padding:0;}
}

/* ---------- 板块 ---------- */
.section{padding:92px 0;}
.section-alt{background:var(--paper-2);}
.section-dark{
  background:var(--ink-800);
  color:var(--light-1);
  position:relative;
  overflow:hidden;
}
.section-dark::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:64px 64px;
  opacity:.5;
  pointer-events:none;
}
.section-dark > .grid-container{position:relative;z-index:2;}
@media (max-width:1023px){.section{padding:64px 0;}}
@media (max-width:639px){.section{padding:48px 0;}}
.section-head{max-width:720px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{margin-top:14px;}
.section-head p{margin-top:16px;}
.head-row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
}

/* ---------- 痛点 ---------- */
.side-stick{
  position:sticky;
  top:104px;
}
@media (max-width:1023px){.side-stick{position:static;}}
.pain-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:26px;
  height:100%;
  box-shadow:var(--shadow-card);
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease);
}
.pain-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.pain-icon{
  width:42px;height:42px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  background:var(--lime-100);
  color:var(--ink-800);
  margin-bottom:16px;
}
.pain-card h3{font-size:18px;font-weight:600;line-height:1.4;}
.pain-card p{margin-top:10px;font-size:15px;line-height:1.72;color:var(--text-2);}
.pain-card.is-dark{
  background:var(--ink-800);
  border-color:rgba(200,240,74,.35);
  box-shadow:none;
}
.pain-card.is-dark h3{color:var(--light-1);}
.pain-card.is-dark p{color:var(--light-2);}
.pain-card.is-dark .pain-icon{background:rgba(200,240,74,.14);color:var(--lime-500);}

/* ---------- 解决方案 ---------- */
.solve-block{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.solve-block + .solve-block{margin-top:80px;}
.solve-block.reverse .solve-media{order:2;}
.solve-block.reverse .solve-text{order:1;}
.solve-num{
  font-size:38px;
  font-weight:700;
  line-height:1;
  color:rgba(200,240,74,.55);
  font-variant-numeric:tabular-nums;
  display:block;
  margin-bottom:14px;
}
.solve-text h3{margin-bottom:14px;}
.solve-text p{color:var(--text-2);font-size:16px;line-height:1.78;}
.solve-points{margin:22px 0 24px;}
.solve-points li{
  position:relative;
  padding-left:20px;
  font-size:15px;
  line-height:1.9;
  color:var(--text);
}
.solve-points li::before{
  content:"";
  position:absolute;
  left:0;
  top:10px;
  width:7px;
  height:7px;
  border-radius:2px;
  background:var(--lime-500);
}
.solve-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:var(--radius-img);
  border:1px solid var(--line);
}
@media (max-width:1023px){
  .solve-block{grid-template-columns:1fr;gap:32px;}
  .solve-block.reverse .solve-media{order:1;}
  .solve-block.reverse .solve-text{order:2;}
  .solve-block + .solve-block{margin-top:56px;}
}

/* ---------- 数据带 ---------- */
.metric-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:32px;
  margin-top:48px;
}
.metric-item b{
  display:block;
  font-size:34px;
  font-weight:700;
  line-height:1.15;
  color:var(--lime-500);
  font-variant-numeric:tabular-nums;
}
.metric-item span{
  display:block;
  margin-top:8px;
  font-size:12.5px;
  color:var(--light-2);
  letter-spacing:.02em;
}
.metric-item p{
  margin-top:12px;
  font-size:14.5px;
  color:var(--light-2);
  line-height:1.65;
}
.metric-foot{
  margin-top:44px;
  padding-top:26px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:15px;
  color:var(--light-2);
  max-width:820px;
}
@media (max-width:1023px){
  .metric-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
}
@media (max-width:639px){
  .metric-grid{grid-template-columns:1fr;gap:24px;}
  .metric-item b{font-size:28px;}
}

/* ---------- 证言 ---------- */
.quote-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px;
  height:100%;
  display:flex;
  flex-direction:column;
  box-shadow:var(--shadow-card);
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease);
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.quote-mark{
  font-size:48px;
  line-height:1;
  color:rgba(200,240,74,.55);
  font-weight:700;
  margin-bottom:10px;
}
.quote-card p{font-size:15.5px;line-height:1.78;color:var(--text);flex:1;}
.quote-person{
  display:flex;
  align-items:center;
  gap:12px;
  margin-top:22px;
  padding-top:18px;
  border-top:1px solid var(--line);
}
.quote-avatar{
  width:40px;height:40px;
  border-radius:50%;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--ink-800);
  color:var(--lime-500);
  font-weight:700;
  font-size:15px;
  flex:none;
}
.quote-person b{display:block;font-size:14.5px;font-weight:600;line-height:1.4;}
.quote-person span{display:block;font-size:13px;color:var(--text-3);}

/* ---------- 最新信息 ---------- */
.filter-chips{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:28px;
}
.filter-chips .chip{height:32px;padding:0 16px;font-size:13.5px;cursor:pointer;transition:background 180ms var(--ease),color 180ms var(--ease);}
.filter-chips .chip:hover{background:var(--line);color:var(--text);}
.filter-chips .chip.is-active{background:var(--lime-500);color:var(--ink-900);}
.news-card{
  height:100%;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease),border-color 180ms var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#D6CEBE;}
.news-link{display:flex;flex-direction:column;height:100%;}
.news-thumb img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
}
.news-body{
  padding:22px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.news-title{
  margin-top:14px;
  font-size:17px;
  font-weight:600;
  line-height:1.45;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color 180ms var(--ease);
}
.news-card:hover .news-title{color:var(--violet-500);}
.news-summary{
  margin-top:10px;
  font-size:15px;
  line-height:1.7;
  color:var(--text-2);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  flex:1;
}
.news-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid var(--line);
}
.news-meta time{font-size:13.5px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.news-arrow{
  width:32px;height:32px;
  border-radius:50%;
  border:1px solid var(--line);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:var(--text-2);
  flex:none;
  transition:background 180ms var(--ease),color 180ms var(--ease),border-color 180ms var(--ease);
}
.news-card:hover .news-arrow{background:var(--lime-500);color:var(--ink-900);border-color:var(--lime-500);}
.empty-state{
  padding:64px 24px;
  text-align:center;
  background:var(--paper);
  border:1px dashed var(--line);
  border-radius:var(--radius-card);
}
.empty-state svg{color:rgba(200,240,74,.55);margin:0 auto 16px;}
.empty-state p{font-size:15px;color:var(--text-2);}
.empty-state .btn{margin-top:18px;}

/* ---------- FAQ ---------- */
.faq-side{position:sticky;top:104px;}
@media (max-width:1023px){.faq-side{position:static;margin-bottom:12px;}}
.faq-item{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:12px;
  overflow:hidden;
  transition:border-color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.faq-item + .faq-item{margin-top:12px;}
.faq-item:hover{border-color:#D6CEBE;}
.faq-item[open]{border-color:rgba(200,240,74,.75);box-shadow:0 10px 26px -22px rgba(16,10,24,.6);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:18px 22px;
  font-size:17px;
  font-weight:600;
  line-height:1.5;
  transition:color 180ms var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--violet-500);}
.faq-icon{
  flex:none;
  width:20px;height:20px;
  position:relative;
  transition:transform 200ms var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--text-2);
  border-radius:2px;
  transition:background 180ms var(--ease);
}
.faq-icon::before{left:0;top:9px;width:20px;height:1.5px;}
.faq-icon::after{left:9px;top:0;width:1.5px;height:20px;}
.faq-item[open] .faq-icon{transform:rotate(45deg);}
.faq-item[open] .faq-icon::before,.faq-item[open] .faq-icon::after{background:var(--lime-500);}
.faq-body{
  padding:0 22px 20px;
  margin-top:-2px;
  font-size:15px;
  line-height:1.78;
  color:var(--text-2);
  border-top:1px dashed var(--line);
  padding-top:16px;
  margin-left:22px;
  margin-right:22px;
  padding-left:0;
  padding-right:0;
}

/* ---------- 最终 CTA ---------- */
.cta-band{
  position:relative;
  background:var(--ink-900);
  color:var(--light-1);
  padding:88px 0;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px),radial-gradient(rgba(200,240,74,.35) 1.5px,transparent 1.5px);
  background-size:140px 140px,240px 240px;
  background-position:0 0,70px 100px;
  opacity:.18;
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:2;
  max-width:720px;
  margin:0 auto;
  text-align:center;
}
.cta-inner h2{color:var(--light-1);}
.cta-inner p{margin-top:16px;color:var(--light-2);font-size:16.5px;}
.cta-actions{
  display:flex;
  gap:14px;
  justify-content:center;
  flex-wrap:wrap;
  margin-top:32px;
}
@media (max-width:1023px){.cta-band{padding:64px 0;}}
@media (max-width:639px){
  .cta-band{padding:52px 0;}
  .cta-actions .btn{width:100%;}
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  background:var(--ink-900);
  color:var(--light-2);
  padding-top:72px;
  overflow:hidden;
}
.site-footer::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(255,255,255,.45) 1px,transparent 1px);
  background-size:150px 150px;
  opacity:.16;
  pointer-events:none;
}
.site-footer > .grid-container{position:relative;z-index:2;}
.footer-brand .brand{margin-bottom:16px;}
.footer-desc{font-size:14px;line-height:1.8;color:var(--light-2);max-width:32em;}
.footer-contacts{display:flex;gap:16px;margin-top:18px;}
.footer-contacts span{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:13px;
  color:var(--light-2);
}
.footer-contacts svg{color:rgba(200,240,74,.7);flex:none;}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:var(--light-1);
  margin-bottom:16px;
  letter-spacing:.03em;
}
.footer-links li + li{margin-top:11px;}
.footer-links a{
  font-size:14px;
  color:var(--light-2);
  display:inline-block;
  transition:color 180ms var(--ease),transform 180ms var(--ease);
}
.footer-links a:hover{color:var(--lime-500);transform:translateX(2px);}
.footer-card{
  background:var(--ink-700);
  border:1px solid rgba(200,240,74,.18);
  border-radius:14px;
  padding:20px;
}
.footer-card p{font-size:13.5px;line-height:1.7;color:var(--light-2);}
.footer-card .text-btn{margin-top:14px;font-size:13.5px;}
.footer-bottom{
  margin-top:56px;
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:#8E8699;
}
.footer-bottom a{color:#8E8699;}
.footer-bottom a:hover{color:var(--lime-500);}
@media (max-width:1023px){
  .site-footer{padding-top:56px;}
  .footer-bottom{margin-top:40px;}
}
@media (max-width:639px){
  .site-footer{padding-top:44px;}
  .footer-bottom{flex-direction:column;align-items:center;text-align:center;}
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .pain-card:hover,.quote-card:hover,.news-card:hover,.btn:hover{transform:none !important;}
}

/* roulang page: category1 */
:root{
  --ink-900:#100A18;
  --ink-800:#1A1026;
  --ink-700:#241634;
  --lime-500:#C8F04A;
  --lime-100:#EDFAC4;
  --amber-500:#FFB25B;
  --amber-600:#F09A34;
  --violet-500:#7B6CFF;
  --paper:#FAF7F2;
  --paper-2:#F2EDE4;
  --line:#E4DDD1;
  --text:#1F1A24;
  --text-2:#6A6272;
  --text-3:#9A93A2;
  --light:#F4F1EC;
  --light-2:#B9B1C6;
  --danger:#E4572E;
  --success:#3F9E6B;
  --r-card:16px;
  --r-dark:18px;
  --r-img:12px;
  --r-btn:10px;
  --r-input:10px;
  --sh-card:0 1px 2px rgba(16,10,24,.06), 0 10px 26px -18px rgba(16,10,24,.28);
  --sh-hover:0 2px 4px rgba(16,10,24,.08), 0 18px 36px -20px rgba(16,10,24,.34);
  --sh-nav:0 10px 30px -20px rgba(0,0,0,.6);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:180ms var(--ease);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
svg{display:block}
:focus-visible{outline:2px solid var(--lime-500);outline-offset:3px;border-radius:4px}
.num{font-variant-numeric:tabular-nums}

.grid-container{max-width:1200px;padding-left:32px;padding-right:32px;margin-left:auto;margin-right:auto}
.grid-container.narrow{max-width:760px}

.grid-padding-x{margin-left:-12px;margin-right:-12px}
.grid-padding-x > .cell{padding-left:12px;padding-right:12px}
.g-24{row-gap:24px}
.g-32{row-gap:32px}
.g-40{row-gap:40px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:background var(--t),color var(--t),transform var(--t),box-shadow var(--t),border-color var(--t);
  white-space:nowrap;
}
.btn:active{transform:translateY(0);filter:brightness(.95)}
.btn-sm{height:40px;padding:0 18px;font-size:15px}
.btn-primary{background:var(--amber-500);color:#1A1026;box-shadow:0 6px 18px -12px rgba(240,154,52,.9)}
.btn-primary:hover{background:var(--amber-600);transform:translateY(-1px);box-shadow:0 12px 24px -14px rgba(240,154,52,.95)}
.btn-lime{background:var(--lime-500);color:#100A18}
.btn-lime:hover{background:#D6F76B;transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:rgba(244,241,236,.4);color:var(--light)}
.btn-ghost:hover{border-color:var(--lime-500);color:var(--lime-500);background:rgba(200,240,74,.08)}
.btn-outline{background:transparent;border-color:var(--line);color:var(--text)}
.btn-outline:hover{border-color:var(--lime-500);background:var(--paper-2);transform:translateY(-1px)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;background:none;border:0;padding:0;
  color:var(--violet-500);font-size:15px;font-weight:600;cursor:pointer;
  border-bottom:1px solid currentColor;padding-bottom:2px;transition:color var(--t),border-color var(--t);
}
.btn-text:hover{color:#5A48F0}
.btn-text svg{transition:transform var(--t)}
.btn-text:hover svg{transform:translateX(3px)}
.btn-text.is-lime{color:#5F7A0F}
.btn-text.is-lime:hover{color:#3E5207}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.badge-lime{background:rgba(200,240,74,.14);border:1px solid rgba(200,240,74,.55);color:var(--lime-500)}
.badge-light{background:var(--lime-100);color:#2B3A05;border:1px solid #DCEFA0}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;background:var(--lime-100);color:#2B3A05;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.chip-muted{background:var(--paper-2);color:var(--text-2)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:var(--ink-900);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:box-shadow var(--t);
}
.site-header.is-scrolled{box-shadow:var(--sh-nav)}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:30px;height:30px;flex:0 0 auto}
.brand-text{color:var(--light);font-size:17px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.brand-text em{font-style:normal;color:var(--lime-500);font-weight:600}

.nav-main{display:flex;align-items:center;gap:26px;margin-left:8px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  color:var(--light);font-size:15px;font-weight:500;height:72px;
  transition:color var(--t);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:18px;height:2px;
  background:var(--lime-500);transform:scaleX(0);transform-origin:left center;
  transition:transform 220ms var(--ease);
}
.nav-link:hover{color:var(--lime-500)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--lime-500)}
.nav-link.is-active::after{transform:scaleX(1)}

.nav-more{position:relative;display:inline-flex;align-items:center}
.nav-more-btn{
  display:inline-flex;align-items:center;gap:6px;height:72px;
  background:none;border:0;color:var(--light);font-size:15px;font-weight:500;
  cursor:pointer;transition:color var(--t);
}
.nav-more-btn:hover,.nav-more.is-open .nav-more-btn{color:var(--lime-500)}
.nav-more-btn svg{transition:transform var(--t)}
.nav-more.is-open .nav-more-btn svg{transform:rotate(180deg)}

.mega-panel{
  position:absolute;top:calc(100% - 12px);right:0;width:760px;
  background:var(--ink-700);
  border:1px solid rgba(200,240,74,.18);
  border-radius:var(--r-dark);
  padding:28px;
  display:none;
  grid-template-columns:1.1fr 1fr 1fr;
  gap:26px;
  box-shadow:0 24px 60px -30px rgba(0,0,0,.85);
  z-index:120;
}
.nav-more:hover .mega-panel,
.nav-more:focus-within .mega-panel,
.nav-more.is-open .mega-panel{display:grid}
.mega-title{font-size:12.5px;font-weight:600;letter-spacing:.06em;color:var(--light-2);margin-bottom:14px}
.mega-list li + li{margin-top:12px}
.mega-list a{
  display:flex;align-items:center;gap:8px;color:var(--light);font-size:14.5px;
  transition:color var(--t),transform var(--t);
}
.mega-list a:hover{color:var(--lime-500);transform:translateX(2px)}
.mega-bar{width:4px;height:14px;border-radius:2px;background:var(--lime-500);flex:0 0 auto}
.mega-arrow{margin-left:auto;opacity:.6}
.mega-news li + li{margin-top:14px}
.mega-news a{display:block;color:var(--light);font-size:14px;line-height:1.55;transition:color var(--t)}
.mega-news a:hover{color:var(--lime-500)}
.mega-date{display:block;margin-top:4px;font-size:12.5px;color:var(--light-2)}
.mega-card{
  background:rgba(16,10,24,.55);border:1px solid rgba(200,240,74,.18);
  border-radius:14px;padding:14px;display:block;
}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:10px;margin-bottom:12px}
.mega-card p{font-size:13.5px;line-height:1.6;color:var(--light-2);margin-bottom:10px}
.mega-card span{display:inline-flex;align-items:center;gap:6px;color:var(--lime-500);font-size:13.5px;font-weight:600}
.mega-card:hover span svg{transform:translateX(3px)}
.mega-card span svg{transition:transform var(--t)}

.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.icon-btn{
  width:36px;height:36px;border-radius:8px;border:0;background:transparent;
  display:inline-flex;align-items:center;justify-content:center;color:var(--light);
  cursor:pointer;transition:background var(--t),color var(--t);
}
.icon-btn:hover{background:rgba(255,255,255,.08);color:var(--lime-500)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:8px;border:0;background:transparent;
  flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer;
}
.nav-toggle span{display:block;width:20px;height:1.5px;background:var(--light);border-radius:2px;transition:background var(--t)}
.nav-toggle:hover span{background:var(--lime-500)}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:200;background:var(--ink-900);
  transform:translateX(100%);transition:transform 240ms var(--ease);
  display:flex;flex-direction:column;padding:20px 20px 0;overflow-y:auto;
  visibility:hidden;
}
.mobile-drawer.is-open{transform:translateX(0);visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.1)}
.drawer-title{color:var(--light);font-size:15px;font-weight:600}
.drawer-close{
  width:40px;height:40px;border-radius:8px;border:1px solid rgba(255,255,255,.18);
  background:transparent;color:var(--light);font-size:20px;line-height:1;cursor:pointer;
}
.drawer-close:hover{border-color:var(--lime-500);color:var(--lime-500)}
.drawer-nav{display:flex;flex-direction:column;padding:8px 0}
.drawer-nav a{
  color:var(--light);font-size:18px;line-height:56px;
  border-bottom:1px solid rgba(255,255,255,.1);transition:color var(--t);
}
.drawer-nav a:hover,.drawer-nav a.is-active{color:var(--lime-500)}
.drawer-sub{padding:20px 0}
.drawer-subtitle{font-size:12.5px;letter-spacing:.06em;color:var(--light-2);margin-bottom:10px}
.drawer-sub a{display:block;color:var(--light-2);font-size:15px;line-height:38px;transition:color var(--t)}
.drawer-sub a:hover{color:var(--lime-500)}
.drawer-cta{width:100%;margin:auto 0 24px;position:sticky;bottom:0}

/* ---------- 面包屑 ---------- */
.breadcrumb{font-size:13.5px;color:var(--text-2)}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px}
.breadcrumb li + li::before{content:"/";color:var(--text-3)}
.breadcrumb a{transition:color var(--t)}
.breadcrumb a:hover{color:var(--violet-500)}
.breadcrumb li[aria-current]{color:var(--text-3)}
.breadcrumb-dark{color:rgba(255,255,255,.8)}
.breadcrumb-dark a{color:rgba(255,255,255,.8)}
.breadcrumb-dark a:hover{color:var(--lime-500)}
.breadcrumb-dark li + li::before{color:rgba(255,255,255,.35)}
.breadcrumb-dark li[aria-current]{color:rgba(255,255,255,.55)}

/* ---------- 内页 Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,var(--ink-800),var(--ink-900));
  color:var(--light);
  padding:44px 0 56px;
  min-height:260px;
}
.page-hero-bg{
  position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(180deg,rgba(16,10,24,.88),rgba(16,10,24,.55)),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.28;
  background-image:radial-gradient(1px 1px at 18% 26%,#F4F1EC 50%,transparent 51%),
                   radial-gradient(1.5px 1.5px at 72% 18%,#C8F04A 50%,transparent 51%),
                   radial-gradient(1px 1px at 46% 74%,#F4F1EC 50%,transparent 51%),
                   radial-gradient(1.5px 1.5px at 88% 62%,#F4F1EC 50%,transparent 51%),
                   radial-gradient(1px 1px at 30% 88%,#C8F04A 50%,transparent 51%);
  background-size:520px 420px;
}
.page-hero::before{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;z-index:2;
  background:linear-gradient(90deg,transparent,rgba(200,240,74,.6) 50%,transparent);
}
.page-hero > .grid-container{position:relative;z-index:1}
.page-hero .breadcrumb{margin-bottom:26px}
.page-hero h1{
  font-size:48px;line-height:1.22;font-weight:800;letter-spacing:0;color:var(--light);
  margin:16px 0 18px;max-width:15em;
}
.hero-sub{font-size:18px;line-height:1.7;color:var(--light-2);max-width:34em}
.hero-figure{margin:0;position:relative}
.hero-figure img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:14px;
  border:1px solid rgba(255,255,255,.14);
}
.hero-figure figcaption{
  margin-top:10px;font-size:12.5px;color:rgba(255,255,255,.55);
}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-alt{background:var(--paper-2)}
.section-dark{background:var(--ink-800);color:var(--light);position:relative;overflow:hidden}
.section-dark::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.2;
  background-image:radial-gradient(1px 1px at 20% 30%,#F4F1EC 50%,transparent 51%),
                   radial-gradient(1.5px 1.5px at 68% 22%,#C8F04A 50%,transparent 51%),
                   radial-gradient(1px 1px at 84% 74%,#F4F1EC 50%,transparent 51%),
                   radial-gradient(1px 1px at 34% 82%,#F4F1EC 50%,transparent 51%);
  background-size:460px 380px;
}
.section-dark > .grid-container{position:relative;z-index:1}
.section-head{margin-bottom:40px;max-width:720px}
.section-head h2{font-size:34px;line-height:1.3;font-weight:700;color:var(--text);margin-bottom:14px}
.section-head p{font-size:16.5px;color:var(--text-2);line-height:1.75}
.section-dark .section-head h2{color:var(--light)}
.section-dark .section-head p{color:var(--light-2)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
  font-size:12.5px;font-weight:600;letter-spacing:.06em;color:#5F7A0F;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--lime-500)}
.section-dark .eyebrow{color:var(--lime-500)}

/* ---------- 流程条 ---------- */
.step-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
.step{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-card);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  position:relative;
}
.step::after{
  content:"";position:absolute;top:44px;right:-16px;width:8px;height:8px;
  border-top:1px solid var(--line);border-right:1px solid var(--line);
  transform:rotate(45deg);opacity:.8;
}
.step:last-child::after{display:none}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#D6EF9B}
.step-num{
  display:block;font-size:30px;font-weight:700;line-height:1;
  color:rgba(200,240,74,.85);margin-bottom:16px;font-variant-numeric:tabular-nums;
}
.section-alt .step{background:var(--paper)}
.step h3{font-size:18px;font-weight:600;line-height:1.4;margin-bottom:10px}
.step p{font-size:15px;line-height:1.7;color:var(--text-2)}

/* ---------- 说明卡 ---------- */
.info-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-card);height:100%;
  transition:transform var(--t),box-shadow var(--t);
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.info-card h3{font-size:22px;font-weight:600;line-height:1.4;margin-bottom:12px}
.info-card > p{font-size:16px;color:var(--text-2);line-height:1.75;margin-bottom:18px}
.info-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-img);margin-top:20px}
.mini-list li{
  position:relative;padding-left:18px;font-size:15px;line-height:1.75;color:var(--text-2);
}
.mini-list li + li{margin-top:10px}
.mini-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;
  border-radius:1px;background:var(--lime-500);
}
.mini-list strong{color:var(--text);font-weight:600}

/* ---------- 核对清单 ---------- */
.check-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-card);
}
.check-card h2{font-size:28px;font-weight:700;line-height:1.3;margin-bottom:12px}
.check-card > p{color:var(--text-2);font-size:15.5px;margin-bottom:24px}
.check-list{counter-reset:check}
.check-list li{
  position:relative;padding:18px 0 18px 46px;border-top:1px solid var(--line);
  font-size:15.5px;line-height:1.75;color:var(--text-2);
}
.check-list li::before{
  counter-increment:check;content:counter(check,decimal-leading-zero);
  position:absolute;left:0;top:16px;font-size:14px;font-weight:700;
  color:#5F7A0F;background:var(--lime-100);border-radius:6px;
  width:30px;height:26px;display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.check-list li:first-child{border-top:0}
.check-list strong{display:block;color:var(--text);font-weight:600;font-size:16px;margin-bottom:4px}

/* ---------- 粘性须知卡 ---------- */
.notice-card{
  background:var(--ink-800);color:var(--light);
  border:1px solid rgba(200,240,74,.18);border-radius:var(--r-dark);
  padding:26px;position:sticky;top:96px;
}
.notice-card h3{font-size:19px;font-weight:600;color:var(--light);margin-bottom:6px}
.notice-card .notice-sub{font-size:13.5px;color:var(--light-2);margin-bottom:20px}
.notice-list li{position:relative;padding-left:20px;font-size:14.5px;line-height:1.75;color:var(--light-2)}
.notice-list li + li{margin-top:14px}
.notice-list li::before{
  content:"";position:absolute;left:0;top:.6em;width:8px;height:2px;background:var(--lime-500);
}
.notice-list strong{color:var(--light);font-weight:600}
.notice-card .btn{width:100%;margin-top:22px}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--paper);border:1px solid var(--line);border-radius:12px;
  overflow:hidden;transition:border-color var(--t),box-shadow var(--t);
}
.faq-item[open]{border-color:#D6EF9B;box-shadow:var(--sh-card);position:relative}
.faq-item[open]::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--lime-500);
}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:17px;font-weight:600;line-height:1.5;color:var(--text);
  transition:color var(--t);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:#4E5F17}
.faq-icon{flex:0 0 auto;color:var(--text-3);transition:transform var(--t),color var(--t)}
.faq-item[open] .faq-icon{transform:rotate(45deg);color:#5F7A0F}
.faq-body{
  padding:14px 22px 22px;font-size:15px;line-height:1.75;color:var(--text-2);
  border-top:1px dashed var(--line);margin-top:0;
}
.faq-body p + p{margin-top:12px}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;background:var(--ink-900);color:var(--light);
  padding:88px 0;text-align:center;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.22;
  background-image:radial-gradient(1px 1px at 22% 34%,#F4F1EC 50%,transparent 51%),
                   radial-gradient(1.5px 1.5px at 64% 20%,#C8F04A 50%,transparent 51%),
                   radial-gradient(1px 1px at 80% 72%,#F4F1EC 50%,transparent 51%),
                   radial-gradient(1.5px 1.5px at 36% 78%,#F4F1EC 50%,transparent 51%);
  background-size:480px 400px;
}
.cta-band::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(200,240,74,.6) 50%,transparent);
}
.cta-band > .grid-container{position:relative;z-index:1}
.cta-band h2{font-size:34px;line-height:1.3;font-weight:700;margin-bottom:16px;color:var(--light)}
.cta-band p{max-width:640px;margin:0 auto 30px;color:var(--light-2);font-size:16.5px;line-height:1.75}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;background:var(--ink-900);color:var(--light);
  padding-top:72px;overflow:hidden;
}
.site-footer::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.18;
  background-image:radial-gradient(1px 1px at 16% 24%,#F4F1EC 50%,transparent 51%),
                   radial-gradient(1.5px 1.5px at 58% 16%,#C8F04A 50%,transparent 51%),
                   radial-gradient(1px 1px at 78% 64%,#F4F1EC 50%,transparent 51%),
                   radial-gradient(1px 1px at 42% 84%,#F4F1EC 50%,transparent 51%);
  background-size:500px 420px;
}
.site-footer > .grid-container{position:relative;z-index:1}
.footer-brand .brand{margin-bottom:18px}
.footer-desc{font-size:14px;line-height:1.8;color:var(--light-2);max-width:34em}
.footer-contacts{display:flex;flex-wrap:wrap;gap:18px;margin-top:20px}
.footer-contacts span{
  display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--light-2);
}
.footer-col h4{font-size:14px;font-weight:600;color:var(--light);margin-bottom:16px}
.footer-links li + li{margin-top:10px}
.footer-links a{
  font-size:14px;color:var(--light-2);transition:color var(--t),transform var(--t);
  display:inline-block;
}
.footer-links a:hover{color:var(--lime-500);transform:translateX(2px)}
.footer-card{
  background:var(--ink-700);border:1px solid rgba(200,240,74,.18);
  border-radius:14px;padding:22px;
}
.footer-card p{font-size:13.5px;line-height:1.75;color:var(--light-2);margin-bottom:14px}
.footer-card .btn-text{color:var(--lime-500);border-bottom-color:rgba(200,240,74,.4)}
.footer-card .btn-text:hover{color:#D6F76B}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 24px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8E8699;
}
.footer-bottom p{max-width:60em;line-height:1.7}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .grid-container{padding-left:24px;padding-right:24px}
  .nav-inner{height:64px;gap:16px}
  .nav-main{display:none}
  .nav-toggle{display:flex}
  .nav-actions .btn{display:none}
  .brand-text{font-size:16px}
  .section{padding:64px 0}
  .cta-band{padding:64px 0}
  .page-hero{padding:36px 0 44px}
  .page-hero h1{font-size:34px;max-width:none}
  .hero-sub{font-size:17px}
  .section-head h2{font-size:28px}
  .cta-band h2{font-size:28px}
  .step-flow{grid-template-columns:repeat(2,1fr)}
  .step::after{display:none}
  .notice-card{position:static;margin-top:8px}
  .check-card h2{font-size:24px}
  .footer-col{margin-top:36px}
  .footer-brand{margin-bottom:8px}
}
@media (max-width:639px){
  body{font-size:16px}
  .grid-container{padding-left:16px;padding-right:16px}
  .section{padding:48px 0}
  .section-tight{padding:44px 0}
  .cta-band{padding:52px 0}
  .page-hero h1{font-size:30px}
  .hero-sub{font-size:16px}
  .section-head h2{font-size:24px}
  .cta-band h2{font-size:24px}
  .step-flow{grid-template-columns:1fr}
  .step{padding:20px}
  .info-card,.check-card,.notice-card{padding:20px}
  .check-card h2{font-size:21px}
  .info-card h3{font-size:19px}
  .faq-item summary{font-size:16px;padding:16px 18px}
  .faq-body{padding:12px 18px 18px}
  .cta-actions .btn{width:100%}
  .footer-bottom{flex-direction:column;text-align:center;align-items:center}
  .footer-contacts{gap:12px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;scroll-behavior:auto !important}
  .step:hover,.info-card:hover,.btn:hover{transform:none}
}

/* roulang page: article */
:root{
  --ink-900:#100A18;--ink-800:#1A1026;--ink-700:#241634;
  --lime-500:#C8F04A;--lime-100:#EDFAC4;
  --amber-500:#FFB25B;--amber-600:#F09A34;
  --violet-500:#7B6CFF;
  --paper:#FAF7F2;--paper-2:#F2EDE4;
  --line:#E4DDD1;--text:#1F1A24;--text-2:#6A6272;--text-3:#9A93A2;
  --on-dark:#F4F1EC;--on-dark-2:#B9B1C6;
  --danger:#E4572E;--ok:#3F9E6B;
  --r-card:16px;--r-img:12px;--r-btn:10px;--r-pill:999px;
  --sh-card:0 1px 2px rgba(16,10,24,.06),0 10px 26px -18px rgba(16,10,24,.28);
  --sh-card-h:0 2px 4px rgba(16,10,24,.08),0 18px 36px -20px rgba(16,10,24,.34);
  --t:180ms cubic-bezier(.2,.7,.3,1);
  --maxw:1200px;
}
*,*::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","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;font-size:16.5px;line-height:1.75;color:var(--text);background:var(--paper);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:inherit;font-weight:700;line-height:1.3}
p{margin:0 0 1.1em}
button{font:inherit;cursor:pointer;background:none;border:0;color:inherit}
input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--lime-500);outline-offset:3px}
.grid-container{max-width:var(--maxw);margin-left:auto;margin-right:auto;padding-left:32px;padding-right:32px}
@media (max-width:1023px){.grid-container{padding-left:24px;padding-right:24px}}
@media (max-width:639px){.grid-container{padding-left:16px;padding-right:16px}}
/* ============ header ============ */
.site-header{position:sticky;top:0;z-index:60;background:var(--ink-900);border-bottom:1px solid rgba(255,255,255,.08);transition:box-shadow var(--t)}
.site-header.is-scrolled{box-shadow:0 10px 30px -20px rgba(0,0,0,.6)}
.header-inner{display:flex;align-items:center;gap:26px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;color:var(--on-dark);font-weight:700;flex:none}
.brand-mark{width:30px;height:30px;flex:none}
.brand-text{font-size:17px;white-space:nowrap;letter-spacing:.01em}
.brand-text em{font-style:normal;font-weight:500;font-size:13px;color:var(--on-dark-2);margin-left:6px}
.nav-main{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-link{position:relative;display:inline-block;padding:8px 0;font-size:15px;font-weight:500;color:var(--on-dark);transition:color var(--t)}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--lime-500);transform:scaleX(0);transform-origin:left;transition:transform 220ms cubic-bezier(.2,.7,.3,1)}
.nav-link:hover,.nav-link.is-active{color:var(--lime-500)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-more{position:relative}
.nav-more-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 0;font-size:15px;font-weight:500;color:var(--on-dark);transition:color var(--t)}
.nav-more-btn:hover{color:var(--lime-500)}
.mega-panel{position:absolute;top:calc(100% + 20px);right:0;width:760px;background:var(--ink-700);border:1px solid rgba(200,240,74,.18);border-radius:18px;padding:28px;display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:26px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity var(--t),transform var(--t),visibility var(--t)}
.nav-more:hover .mega-panel,.nav-more:focus-within .mega-panel,.nav-more.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:12.5px;font-weight:600;letter-spacing:.06em;color:var(--on-dark-2);margin:0 0 14px}
.mega-list li+li{margin-top:12px}
.mega-list a{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--on-dark);transition:color var(--t),transform var(--t)}
.mega-bar{width:4px;height:16px;border-radius:2px;background:var(--lime-500);flex:none}
.mega-arrow{margin-left:auto;color:var(--on-dark-2);transition:transform var(--t),color var(--t)}
.mega-list a:hover{color:var(--lime-500);transform:translateX(2px)}
.mega-list a:hover .mega-arrow{color:var(--lime-500);transform:translateX(2px)}
.mega-post{display:block;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.07);transition:color var(--t)}
.mega-post:last-child{border-bottom:0}
.mega-post strong{display:block;font-size:14px;font-weight:600;color:var(--on-dark);line-height:1.5;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.mega-post span{display:block;font-size:12.5px;color:var(--on-dark-2);margin-top:6px;font-variant-numeric:tabular-nums}
.mega-post:hover strong{color:var(--lime-500)}
.mega-card{background:rgba(255,255,255,.04);border:1px solid rgba(200,240,74,.16);border-radius:14px;padding:14px}
.mega-card img{border-radius:10px;margin-bottom:12px;aspect-ratio:16/10;object-fit:cover;width:100%}
.mega-card p{font-size:13.5px;line-height:1.6;color:var(--on-dark-2);margin:0 0 10px}
.mega-card a{font-size:13.5px;font-weight:600;color:var(--lime-500);display:inline-flex;align-items:center;gap:6px}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:8px;flex:none}
.icon-btn{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;color:var(--on-dark);transition:background var(--t),color var(--t)}
.icon-btn:hover{background:rgba(255,255,255,.08);color:var(--lime-500)}
.nav-toggle{display:none;width:40px;height:40px;align-items:center;justify-content:center;border-radius:8px;color:var(--on-dark);border:1px solid rgba(255,255,255,.18)}
.nav-toggle:hover{background:rgba(255,255,255,.08);color:var(--lime-500)}
/* ============ buttons ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--r-btn);border:1px solid transparent;font-size:16px;font-weight:600;transition:background var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t)}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0);filter:brightness(.96)}
.btn-sm{height:40px;padding:0 18px;font-size:15px}
.btn-lime{background:var(--lime-500);color:#100A18}
.btn-lime:hover{background:#D6F76B;box-shadow:0 10px 22px -14px rgba(200,240,74,.9)}
.btn-amber{background:var(--amber-500);color:#1A1026}
.btn-amber:hover{background:var(--amber-600);box-shadow:0 12px 24px -14px rgba(240,154,52,.9)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--lime-500);background:rgba(200,240,74,.16)}
.btn-outline-light{background:transparent;border-color:rgba(244,241,236,.4);color:var(--on-dark)}
.btn-outline-light:hover{border-color:var(--lime-500);color:var(--lime-500);background:rgba(200,240,74,.08)}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--violet-500)}
.link-arrow svg{transition:transform var(--t)}
.link-arrow:hover svg{transform:translateX(3px)}
.link-arrow:hover{text-decoration:underline}
/* ============ article head ============ */
.article-head{background:var(--paper-2);border-bottom:1px solid var(--line);padding:40px 0 44px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-2);margin:0 0 18px;padding:0;list-style:none}
.crumbs li{display:flex;align-items:center;gap:8px;min-width:0}
.crumbs li::after{content:"/";color:var(--text-3)}
.crumbs li:last-child::after{content:""}
.crumbs a:hover{color:var(--violet-500)}
.crumbs .is-current{color:var(--text-3);max-width:460px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:inline-block}
.article-title{font-size:48px;font-weight:800;line-height:1.22;max-width:940px;letter-spacing:0}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:20px;font-size:14px;color:var(--text-2);font-variant-numeric:tabular-nums}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--text-3);flex:none}
.chip{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);background:var(--lime-100);color:#100A18;font-size:12.5px;font-weight:600;letter-spacing:.02em}
.chip-plain{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);background:var(--paper-2);color:var(--text-2);font-size:12.5px;font-weight:600}
/* ============ article body ============ */
.article-main{padding:56px 0 76px}
.article-panel{background:#FFFDFA;border:1px solid var(--line);border-radius:var(--r-card);padding:40px;box-shadow:var(--sh-card)}
.key-points{background:var(--lime-100);border-radius:14px;padding:22px 24px;margin-bottom:34px}
.key-points h2{font-size:16px;font-weight:700;margin:0 0 12px;color:#1A1026}
.key-points ul{margin:0;padding:0;list-style:none}
.key-points li{position:relative;padding-left:20px;font-size:14.5px;line-height:1.7;color:#26301A;margin-bottom:8px}
.key-points li:last-child{margin-bottom:0}
.key-points li::before{content:"";position:absolute;left:0;top:.66em;width:6px;height:6px;border-radius:1px;background:#7FA31A}
.article-body{font-size:16.5px;line-height:1.75;text-align:left;max-width:72ch}
.article-body h2{position:relative;font-size:34px;font-weight:700;line-height:1.3;margin:40px 0 16px;padding-left:14px;border-left:4px solid var(--lime-500)}
.article-body h3{font-size:22px;font-weight:600;line-height:1.4;margin:28px 0 12px}
.article-body h4{font-size:18px;font-weight:600;margin:22px 0 10px}
.article-body p{margin:0 0 1.1em}
.article-body ul,.article-body ol{margin:0 0 1.1em;padding:0;list-style:none}
.article-body li{position:relative;padding-left:20px;margin-bottom:10px}
.article-body li::before{content:"";position:absolute;left:0;top:.7em;width:6px;height:6px;border-radius:1px;background:var(--lime-500)}
.article-body blockquote{margin:24px 0;padding:16px 20px;background:var(--paper-2);border-left:3px solid var(--lime-500);border-radius:0 12px 12px 0}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);margin:24px 0}
.article-body a{color:var(--violet-500)}
.article-body a:hover{text-decoration:underline}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left}
.article-body th{background:var(--paper-2);font-weight:600}
.article-foot{margin-top:38px;padding-top:26px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px}
.tag-list{display:flex;flex-wrap:wrap;gap:8px}
.tag{display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--paper);font-size:12.5px;font-weight:600;color:var(--text-2);transition:color var(--t),border-color var(--t),background var(--t)}
.tag:hover{color:#100A18;border-color:var(--lime-500);background:var(--lime-100)}
.foot-actions{display:flex;flex-wrap:wrap;gap:12px}
.empty-state{padding:64px 20px;text-align:center}
.empty-state svg{margin:0 auto 18px;opacity:.45}
.empty-state p{font-size:16px;color:var(--text-2);margin-bottom:20px}
/* ============ sidebar ============ */
.sidebar{position:sticky;top:96px;display:grid;gap:20px}
.side-card{background:#FFFDFA;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-card)}
.side-card--dark{background:var(--ink-800);border-color:rgba(200,240,74,.3);color:var(--on-dark);box-shadow:none}
.side-card--soft{background:var(--paper-2);box-shadow:none}
.side-card h3{font-size:17px;font-weight:600;margin:0 0 12px}
.side-card--dark h3{color:var(--on-dark)}
.side-desc{font-size:14px;line-height:1.7;color:var(--text-2);margin:0 0 16px}
.side-card--dark .side-desc{color:var(--on-dark-2)}
.side-links li+li{margin-top:12px}
.side-links a{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--text);transition:color var(--t),transform var(--t)}
.side-links a:hover{color:var(--violet-500);transform:translateX(2px)}
.side-links .mega-bar{height:14px}
.side-card--dark .side-links a{color:var(--on-dark)}
.side-card--dark .side-links a:hover{color:var(--lime-500)}
.side-post{display:flex;gap:12px;align-items:flex-start;padding:10px 0;border-bottom:1px dashed var(--line)}
.side-post:last-child{border-bottom:0;padding-bottom:0}
.side-post:first-child{padding-top:0}
.side-post strong{font-size:14px;font-weight:500;line-height:1.55;color:var(--text);transition:color var(--t)}
.side-post span{flex:none;font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums;padding-top:2px}
.side-post:hover strong{color:var(--violet-500)}
/* ============ related ============ */
.related{padding:8px 0 80px}
.section-head{margin-bottom:28px}
.section-head h2{font-size:34px;line-height:1.28;font-weight:700}
.section-head p{margin:10px 0 0;font-size:15px;color:var(--text-2);max-width:640px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{position:relative;display:flex;flex-direction:column;background:#FFFDFA;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-card);transition:transform var(--t),box-shadow var(--t)}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-card-h)}
.post-card:hover .post-title{color:var(--violet-500)}
.post-media{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
.post-media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms cubic-bezier(.2,.7,.3,1)}
.post-card:hover .post-media img{transform:scale(1.03)}
.post-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.post-title{font-size:19px;font-weight:600;line-height:1.45;transition:color var(--t)}
.post-excerpt{font-size:15px;line-height:1.7;color:var(--text-2);overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0}
.post-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:6px}
.post-date{font-size:13.5px;color:var(--text-3);font-variant-numeric:tabular-nums}
.post-go{width:32px;height:32px;border-radius:50%;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;color:var(--text-2);transition:background var(--t),color var(--t),border-color var(--t)}
.post-card:hover .post-go{background:var(--lime-500);border-color:var(--lime-500);color:#100A18}
/* ============ cta ============ */
.cta-band{position:relative;overflow:hidden;background:var(--ink-900);color:var(--on-dark);padding:88px 0}
.cta-band::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(244,241,236,.5) 1px,transparent 1px),radial-gradient(rgba(200,240,74,.45) 1.5px,transparent 1.5px);background-size:120px 120px,220px 220px;background-position:0 0,60px 70px;opacity:.16;pointer-events:none}
.cta-band::after{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,rgba(200,240,74,.7),transparent)}
.cta-inner{position:relative;max-width:720px;margin:0 auto;text-align:center}
.cta-inner h2{font-size:34px;line-height:1.3;margin-bottom:16px}
.cta-inner p{font-size:16px;color:var(--on-dark-2);margin-bottom:30px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
/* ============ footer ============ */
.site-footer{position:relative;overflow:hidden;background:var(--ink-900);color:var(--on-dark-2);padding-top:72px}
.site-footer::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(244,241,236,.5) 1px,transparent 1px),radial-gradient(rgba(200,240,74,.4) 1.5px,transparent 1.5px);background-size:140px 140px,260px 260px;background-position:20px 30px,120px 160px;opacity:.14;pointer-events:none}
.site-footer .grid-container{position:relative}
.g-32{row-gap:40px}
.footer-brand .brand{margin-bottom:18px}
.footer-desc{font-size:14px;line-height:1.75;color:var(--on-dark-2);max-width:340px;margin:0 0 18px}
.footer-contacts{display:flex;flex-wrap:wrap;gap:18px}
.footer-contacts span{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--on-dark-2)}
.footer-col h4{font-size:14px;font-weight:600;color:var(--on-dark);margin:0 0 16px}
.footer-links li+li{margin-top:10px}
.footer-links a{font-size:14px;color:var(--on-dark-2);transition:color var(--t),padding-left var(--t)}
.footer-links a:hover{color:var(--lime-500);padding-left:2px}
.footer-entry{background:var(--ink-700);border:1px solid rgba(200,240,74,.18);border-radius:14px;padding:20px}
.footer-entry p{font-size:13.5px;line-height:1.7;color:var(--on-dark-2);margin:0 0 14px}
.footer-entry a{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--lime-500)}
.footer-entry a:hover{text-decoration:underline}
.footer-bottom{position:relative;margin-top:56px;padding:20px 0 24px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-size:13px;color:#8E8699}
.footer-bottom span{display:inline-block}
/* ============ mobile drawer ============ */
.mobile-drawer{position:fixed;left:0;right:0;top:64px;bottom:0;z-index:59;background:var(--ink-900);overflow-y:auto;padding:6px 0 110px;display:none}
.mobile-drawer.is-open{display:block}
.drawer-link{display:block;padding:0 24px;line-height:56px;font-size:18px;color:var(--on-dark);border-bottom:1px solid rgba(255,255,255,.08)}
.drawer-link:hover,.drawer-link.is-active{color:var(--lime-500)}
.drawer-sub a{display:block;padding:0 24px 0 40px;line-height:44px;font-size:15px;color:var(--on-dark-2);border-bottom:1px solid rgba(255,255,255,.05)}
.drawer-sub a:hover{color:var(--lime-500)}
.drawer-cta{position:fixed;left:0;right:0;bottom:0;padding:14px 24px calc(14px + env(safe-area-inset-bottom));background:var(--ink-900);border-top:1px solid rgba(255,255,255,.1)}
.drawer-cta .btn{width:100%}
/* ============ responsive ============ */
@media (max-width:1023px){
  .nav-main{display:none}
  .header-actions .btn-cta{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{min-height:64px;gap:16px}
  .article-title{font-size:36px}
  .article-body h2{font-size:26px}
  .article-body h3{font-size:20px}
  .sidebar{position:static}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .article-panel{padding:32px 28px}
  .cta-band{padding:72px 0}
  .section-head h2{font-size:28px}
  .cta-inner h2{font-size:28px}
}
@media (max-width:639px){
  .brand-text{font-size:15px}
  .brand-text em{display:none}
  .article-head{padding:28px 0 32px}
  .article-title{font-size:30px}
  .crumbs .is-current{max-width:180px}
  .article-main{padding:36px 0 52px}
  .article-panel{padding:20px}
  .article-body{font-size:16px}
  .article-body h2{font-size:24px;margin:32px 0 14px}
  .article-body h3{font-size:19px}
  .card-grid{grid-template-columns:1fr}
  .post-body{padding:18px 20px 20px}
  .foot-actions{width:100%}
  .foot-actions .btn{width:100%}
  .cta-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
  .footer-bottom{flex-direction:column;align-items:center;text-align:center}
  .related{padding:0 0 56px}
  .cta-band{padding:56px 0}
  .section-head h2{font-size:24px}
  .cta-inner h2{font-size:24px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .post-card:hover,.btn:hover{transform:none}
}

/* roulang page: category2 */
:root{
  --ink-900:#100A18;
  --ink-800:#1A1026;
  --ink-700:#241634;
  --lime-500:#C8F04A;
  --lime-100:#EDFAC4;
  --amber-500:#FFB25B;
  --amber-600:#F09A34;
  --violet-500:#7B6CFF;
  --paper:#FAF7F2;
  --paper-2:#F2EDE4;
  --line:#E4DDD1;
  --text:#1F1A24;
  --text-2:#6A6272;
  --text-3:#9A93A2;
  --dark-text:#F4F1EC;
  --dark-text-2:#B9B1C6;
  --warn:#E4572E;
  --ok:#3F9E6B;
  --r-card:16px;
  --r-card-dark:18px;
  --r-img:12px;
  --r-btn:10px;
  --sh-card:0 1px 2px rgba(16,10,24,.06), 0 10px 26px -18px rgba(16,10,24,.28);
  --sh-card-hover:0 2px 4px rgba(16,10,24,.08), 0 18px 36px -20px rgba(16,10,24,.34);
  --tr:180ms cubic-bezier(.2,.7,.3,1);
  --font-cn:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--tr),background var(--tr),border-color var(--tr);}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--lime-500);outline-offset:3px;border-radius:4px;}

.grid-container{max-width:1200px;padding-left:32px;padding-right:32px;}
.grid-padding-x>.cell{padding-left:14px;padding-right:14px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:120;
  background:var(--ink-900);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:box-shadow var(--tr);
}
.site-header.is-scrolled{box-shadow:0 10px 30px -20px rgba(0,0,0,.6);}
.nav-shell{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--dark-text);}
.brand-mark{width:30px;height:30px;flex:0 0 auto;}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--dark-text);}
.brand-text em{font-style:normal;font-weight:500;font-size:13px;color:var(--dark-text-2);margin-left:6px;}
.nav-main{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;display:inline-block;
  padding:8px 12px;font-size:15px;font-weight:500;color:var(--dark-text);
  border-radius:8px;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--lime-500);transform:scaleX(0);transform-origin:left center;
  transition:transform 220ms cubic-bezier(.2,.7,.3,1);
}
.nav-link:hover{color:var(--lime-500);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--lime-500);}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-more{position:relative;}
.nav-more-btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 12px;font-size:15px;font-weight:500;color:var(--dark-text);border-radius:8px;
}
.nav-more-btn:hover{color:var(--lime-500);background:rgba(255,255,255,.06);}
.nav-more-btn svg{transition:transform var(--tr);}
.nav-more.is-open .nav-more-btn svg{transform:rotate(180deg);}
.mega-panel{
  position:absolute;top:calc(100% + 16px);right:0;width:760px;
  background:var(--ink-700);
  border:1px solid rgba(200,240,74,.18);
  border-radius:18px;padding:28px;
  display:grid;grid-template-columns:1fr 1fr 1fr;gap:28px;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity var(--tr),transform var(--tr),visibility var(--tr);
  box-shadow:0 24px 60px -30px rgba(0,0,0,.8);
  z-index:130;
}
.nav-more:hover .mega-panel,
.nav-more:focus-within .mega-panel,
.nav-more.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-title{font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--dark-text-2);margin-bottom:12px;}
.mega-list li+li{margin-top:2px;}
.mega-list a{
  display:flex;align-items:center;gap:8px;
  padding:8px 4px;font-size:14.5px;color:var(--dark-text);
  border-radius:8px;
}
.mega-list a:hover{color:var(--lime-500);transform:translateX(2px);}
.mega-bar{width:4px;height:14px;background:var(--lime-500);border-radius:2px;flex:0 0 auto;}
.mega-arrow{margin-left:auto;opacity:.5;}
.mega-list a:hover .mega-arrow{opacity:1;}
.mega-date{font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums;margin-left:auto;}
.mega-card{background:var(--ink-800);border:1px solid rgba(200,240,74,.18);border-radius:14px;padding:16px;}
.mega-card img{border-radius:10px;margin-bottom:12px;aspect-ratio:16/10;object-fit:cover;width:100%;}
.mega-card p{font-size:13.5px;line-height:1.6;color:var(--dark-text-2);margin-bottom:10px;}
.mega-card a{font-size:14px;font-weight:600;color:var(--lime-500);display:inline-flex;align-items:center;gap:6px;}
.mega-card a:hover{gap:10px;}
.nav-actions{display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:8px;color:var(--dark-text-2);
}
.icon-btn:hover{background:rgba(255,255,255,.08);color:var(--dark-text);}
.btn-nav{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 18px;border-radius:var(--r-btn);
  background:var(--lime-500);color:var(--ink-900);
  font-size:15px;font-weight:600;
  transition:background var(--tr),transform var(--tr),box-shadow var(--tr);
}
.btn-nav:hover{background:#D6F76B;transform:translateY(-1px);box-shadow:0 8px 18px -10px rgba(200,240,74,.6);}
.btn-nav:active{transform:translateY(0);}
.burger{
  display:none;width:40px;height:40px;border-radius:8px;
  align-items:center;justify-content:center;color:var(--dark-text);
}
.burger:hover{background:rgba(255,255,255,.08);}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:200;background:var(--ink-900);
  transform:translateX(100%);transition:transform 240ms cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;
  visibility:hidden;
}
.drawer.is-open{transform:translateX(0);visibility:visible;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:64px;padding:0 16px;border-bottom:1px solid rgba(255,255,255,.1);}
.drawer-body{flex:1;overflow-y:auto;padding:8px 16px 100px;}
.drawer-link{
  display:block;padding:14px 4px;font-size:18px;color:var(--dark-text);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.drawer-link.is-active{color:var(--lime-500);}
.drawer-sub{padding:10px 4px 16px;display:flex;flex-wrap:wrap;gap:10px 18px;border-bottom:1px solid rgba(255,255,255,.08);}
.drawer-sub a{font-size:14.5px;color:var(--dark-text-2);}
.drawer-sub a:hover{color:var(--lime-500);}
.drawer-foot{position:absolute;left:0;right:0;bottom:0;padding:16px;background:var(--ink-900);border-top:1px solid rgba(255,255,255,.1);}
.drawer-foot .btn-nav{width:100%;height:48px;}
.close-btn{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;color:var(--dark-text-2);}
.close-btn:hover{background:rgba(255,255,255,.08);color:var(--dark-text);}

/* ============ 通用按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;
  transition:background var(--tr),transform var(--tr),box-shadow var(--tr),border-color var(--tr),color var(--tr);
}
.btn-primary{background:var(--amber-500);color:#1A1026;}
.btn-primary:hover{background:var(--amber-600);transform:translateY(-1px);box-shadow:0 12px 24px -14px rgba(240,154,52,.9);}
.btn-primary:active{transform:translateY(0);filter:brightness(.96);}
.btn-dark{background:var(--lime-500);color:var(--ink-900);}
.btn-dark:hover{background:#D6F76B;transform:translateY(-1px);box-shadow:0 12px 26px -14px rgba(200,240,74,.7);}
.btn-dark:active{transform:translateY(0);filter:brightness(.96);}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--text);}
.btn-ghost:hover{background:var(--paper-2);border-color:var(--text-3);}
.btn-ghost-dark{background:transparent;border:1px solid rgba(244,241,236,.4);color:var(--dark-text);}
.btn-ghost-dark:hover{border-color:var(--lime-500);color:var(--lime-500);background:rgba(200,240,74,.08);}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;color:var(--violet-500);
}
.link-arrow svg{transition:transform var(--tr);}
.link-arrow:hover svg{transform:translateX(3px);}
.link-arrow:hover{text-decoration:underline;text-underline-offset:4px;}

/* ============ 面包屑 ============ */
.crumbs{font-size:13.5px;color:var(--text-2);padding:20px 0 0;}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:6px;}
.crumbs li{display:inline-flex;align-items:center;gap:6px;}
.crumbs li+li::before{content:"/";color:var(--text-3);}
.crumbs a:hover{color:var(--violet-500);}
.crumbs .is-current{color:var(--text-3);}

/* ============ 分类页 Hero ============ */
.cat-hero{
  background:var(--paper-2);
  border-bottom:1px solid var(--line);
  padding-bottom:40px;
  position:relative;
  overflow:hidden;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(circle at 1px 1px, rgba(123,108,255,.16) 1px, transparent 0);
  background-size:26px 26px;opacity:.4;
}
.cat-hero .grid-container{position:relative;z-index:1;}
.cat-hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:48px;align-items:center;margin-top:22px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 12px;border-radius:999px;
  background:var(--lime-100);color:#33400D;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:#7C9B15;}
h1{font-size:48px;line-height:1.22;font-weight:800;letter-spacing:0;margin-bottom:16px;}
.cat-hero p.lead{font-size:17px;line-height:1.7;color:var(--text-2);max-width:60ch;}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;}
.tag{
  display:inline-flex;align-items:center;
  padding:5px 12px;border-radius:999px;
  background:var(--paper);border:1px solid var(--line);
  font-size:12.5px;font-weight:600;color:var(--text-2);
}
.cat-hero-figure{position:relative;}
.cat-hero-figure img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:14px;border:1px solid var(--line);
  box-shadow:var(--sh-card);
}

/* ============ 板块通用 ============ */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-alt{background:var(--paper-2);}
.sec-head{max-width:720px;margin-bottom:48px;}
.sec-head h2{font-size:34px;line-height:1.3;font-weight:700;margin-bottom:14px;}
.sec-head p{font-size:16.5px;color:var(--text-2);}
.divider-lime{
  height:1px;border:0;margin:0;
  background:linear-gradient(90deg,transparent,rgba(200,240,74,.75) 50%,transparent);
}

/* ============ 功能分解块 ============ */
.feature-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:44px 0;
}
.feature-row+.feature-row{border-top:1px solid var(--line);}
.feature-row.is-reverse .feature-media{order:-1;}
.num-badge{
  display:block;font-size:38px;line-height:1;font-weight:700;
  color:rgba(200,240,74,.9);
  -webkit-text-stroke:.6px rgba(16,10,24,.16);
  font-variant-numeric:tabular-nums;
  margin-bottom:14px;
}
.feature-copy h2{font-size:26px;line-height:1.35;font-weight:700;margin-bottom:14px;}
.feature-copy h3{font-size:22px;line-height:1.4;font-weight:600;margin-bottom:14px;}
.feature-copy p{font-size:16.5px;color:var(--text-2);margin-bottom:14px;}
.tick-list{margin-top:8px;}
.tick-list li{
  position:relative;padding-left:20px;margin-bottom:10px;
  font-size:15.5px;color:var(--text);
}
.tick-list li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:6px;height:6px;border-radius:1px;background:var(--lime-500);
}
.feature-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-img);border:1px solid var(--line);
  box-shadow:var(--sh-card);
  transition:transform var(--tr),box-shadow var(--tr);
}
.feature-media:hover img{transform:translateY(-4px);box-shadow:var(--sh-card-hover);}
.feature-media figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;}

/* ============ 对照卡 ============ */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.compare-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-card);
  transition:transform var(--tr),box-shadow var(--tr);
}
.compare-card:hover{transform:translateY(-4px);box-shadow:var(--sh-card-hover);}
.compare-card.is-highlight{
  background:var(--ink-800);border:1px solid rgba(200,240,74,.18);color:var(--dark-text);
}
.compare-card.is-highlight .compare-card-head h3{color:var(--dark-text);}
.compare-card.is-highlight .compare-card-head p{color:var(--dark-text-2);}
.compare-card.is-highlight .compare-row{border-color:rgba(255,255,255,.1);}
.compare-card.is-highlight dt{color:var(--dark-text-2);}
.compare-card.is-highlight dd{color:var(--dark-text);}
.compare-card-head{margin-bottom:18px;}
.compare-card-head span{
  display:inline-block;font-size:12.5px;font-weight:600;letter-spacing:.02em;
  padding:4px 10px;border-radius:999px;background:var(--lime-100);color:#33400D;margin-bottom:10px;
}
.compare-card.is-highlight .compare-card-head span{background:rgba(200,240,74,.18);color:var(--lime-500);}
.compare-card-head h3{font-size:20px;font-weight:700;margin-bottom:6px;}
.compare-card-head p{font-size:14.5px;color:var(--text-2);}
.compare-row{
  display:grid;grid-template-columns:96px 1fr;gap:14px;
  padding:12px 0;border-top:1px solid var(--line);
}
.compare-row:first-of-type{border-top:0;}
.compare-row dt{font-size:14px;font-weight:600;color:var(--text-3);}
.compare-row dd{font-size:15px;line-height:1.65;}

/* ============ FAQ ============ */
.faq-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start;}
.faq-aside h2{font-size:34px;line-height:1.3;font-weight:700;margin-bottom:14px;}
.faq-aside p{font-size:16px;color:var(--text-2);margin-bottom:18px;}
.faq-list{display:grid;gap:12px;}
.faq-item{
  background:var(--paper);border:1px solid var(--line);border-radius:12px;
  padding:18px 20px;
  transition:border-color var(--tr),box-shadow var(--tr);
}
.faq-item[open]{border-color:rgba(200,240,74,.8);box-shadow:var(--sh-card);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:17px;font-weight:600;line-height:1.5;cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--violet-500);}
.faq-icon{
  flex:0 0 auto;width:20px;height:20px;position:relative;
  transition:transform var(--tr);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--text-2);border-radius:1px;
}
.faq-icon::before{left:50%;top:3px;width:1.5px;height:14px;transform:translateX(-50%);}
.faq-icon::after{top:50%;left:3px;height:1.5px;width:14px;transform:translateY(-50%);}
.faq-item[open] .faq-icon{transform:rotate(45deg);}
.faq-item[open] .faq-icon::before,.faq-item[open] .faq-icon::after{background:#7C9B15;}
.faq-answer{
  margin-top:14px;padding-top:14px;border-top:1px dashed var(--line);
  font-size:15px;line-height:1.75;color:var(--text-2);
}

/* ============ CTA ============ */
.cta-band{
  position:relative;background:var(--ink-900);color:var(--dark-text);
  padding:88px 0;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(244,241,236,.22) 1px, transparent 0),
    radial-gradient(circle at 1px 1px, rgba(200,240,74,.20) 1.5px, transparent 0);
  background-size:120px 120px, 200px 200px;
  background-position:0 0, 60px 80px;
  opacity:.3;
}
.cta-inner{position:relative;z-index:1;max-width:720px;margin:0 auto;text-align:center;}
.cta-inner h2{font-size:34px;line-height:1.3;font-weight:700;margin-bottom:16px;color:var(--dark-text);}
.cta-inner p{font-size:16.5px;color:var(--dark-text-2);margin-bottom:30px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;background:var(--ink-900);color:var(--dark-text);
  padding-top:72px;overflow:hidden;
}
.site-footer::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(circle at 1px 1px, rgba(244,241,236,.22) 1px, transparent 0);
  background-size:110px 110px;opacity:.2;
}
.site-footer .grid-container{position:relative;z-index:1;}
.g-32{margin-left:-20px;margin-right:-20px;}
.g-32>.cell{padding-left:20px;padding-right:20px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-desc{font-size:14px;line-height:1.75;color:var(--dark-text-2);max-width:38ch;margin-bottom:18px;}
.footer-contacts{display:flex;flex-wrap:wrap;gap:18px;font-size:13.5px;color:var(--dark-text-2);}
.footer-contacts span{display:inline-flex;align-items:center;gap:7px;}
.footer-col h4{font-size:14px;font-weight:600;color:var(--dark-text);margin-bottom:16px;}
.footer-links li+li{margin-top:10px;}
.footer-links a{font-size:14px;color:var(--dark-text-2);display:inline-block;}
.footer-links a:hover{color:var(--lime-500);transform:translateX(2px);}
.footer-card{
  background:var(--ink-700);border:1px solid rgba(200,240,74,.18);
  border-radius:14px;padding:20px;
}
.footer-card p{font-size:13.5px;line-height:1.7;color:var(--dark-text-2);margin-bottom:14px;}
.footer-card a{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--lime-500);
}
.footer-card a:hover{gap:12px;}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 24px;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:#8E8699;
}
.footer-bottom .legal{display:flex;flex-wrap:wrap;gap:16px;}

/* ============ 响应式 ============ */
@media screen and (max-width:1199px){
  .grid-container{padding-left:28px;padding-right:28px;}
  .feature-row{gap:40px;}
}
@media screen and (max-width:1023px){
  .grid-container{padding-left:24px;padding-right:24px;}
  .nav-main,.nav-actions .btn-nav{display:none;}
  .burger{display:inline-flex;}
  .nav-shell{height:64px;}
  h1{font-size:34px;}
  .sec-head h2,.faq-aside h2,.cta-inner h2{font-size:28px;}
  .cat-hero-grid{grid-template-columns:1fr;gap:32px;}
  .cat-hero-figure img{max-width:460px;}
  .feature-row{grid-template-columns:1fr;gap:28px;padding:36px 0;}
  .feature-row.is-reverse .feature-media{order:0;}
  .compare-grid{grid-template-columns:1fr;}
  .faq-layout{grid-template-columns:1fr;gap:28px;}
  .section{padding:64px 0;}
  .cta-band{padding:64px 0;}
  .num-badge{font-size:32px;}
  .feature-copy h2{font-size:23px;}
}
@media screen and (max-width:639px){
  .grid-container{padding-left:16px;padding-right:16px;}
  body{font-size:16px;}
  h1{font-size:30px;}
  .sec-head h2,.faq-aside h2,.cta-inner h2{font-size:24px;}
  .hero-tags{gap:6px;}
  .section{padding:48px 0;}
  .section-tight{padding:40px 0;}
  .cta-band{padding:56px 0;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .compare-card{padding:20px;}
  .compare-row{grid-template-columns:1fr;gap:4px;}
  .feature-copy h2{font-size:21px;}
  .faq-item{padding:16px;}
  .faq-item summary{font-size:16px;}
  .footer-bottom{flex-direction:column;align-items:center;text-align:center;}
  .footer-bottom .legal{justify-content:center;}
  .g-32{margin-left:-12px;margin-right:-12px;}
  .g-32>.cell{padding-left:12px;padding-right:12px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
  .feature-media:hover img,.compare-card:hover{transform:none;}
}

/* roulang page: category3 */
/* ============ 设计变量 ============ */
:root{
  --ink-900:#100A18;
  --ink-800:#1A1026;
  --ink-700:#241634;
  --lime-500:#C8F04A;
  --lime-100:#EDFAC4;
  --amber-500:#FFB25B;
  --amber-600:#F09A34;
  --violet-500:#7B6CFF;
  --paper:#FAF7F2;
  --paper-2:#F2EDE4;
  --line:#E4DDD1;
  --text:#1F1A24;
  --text-2:#6A6272;
  --text-3:#9A93A2;
  --dark-text:#F4F1EC;
  --dark-text-2:#B9B1C6;
  --danger:#E4572E;
  --success:#3F9E6B;
  --radius-card:16px;
  --radius-sm:12px;
  --radius-btn:10px;
  --shadow-card:0 1px 2px rgba(16,10,24,.06),0 10px 26px -18px rgba(16,10,24,.28);
  --shadow-card-hover:0 2px 4px rgba(16,10,24,.08),0 18px 36px -20px rgba(16,10,24,.34);
  --ease:cubic-bezier(.2,.7,.3,1);
  --space-section:88px;
}

/* ============ reset / base ============ */
*,*::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","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,p,figure,ul,ol{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,select,textarea{font:inherit;}
table{border-collapse:collapse;}
h1{font-size:48px;line-height:1.22;font-weight:800;letter-spacing:0;}
h2{font-size:34px;line-height:1.3;font-weight:700;}
h3{font-size:22px;line-height:1.4;font-weight:600;}
h4{font-size:18px;line-height:1.45;font-weight:600;}
:focus-visible{outline:2px solid var(--lime-500);outline-offset:3px;border-radius:6px;}

/* ============ 容器 ============ */
.grid-container{
  width:100%;
  max-width:1200px;
  margin-left:auto;
  margin-right:auto;
  padding-left:32px;
  padding-right:32px;
}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
}
.grid-x{display:flex;flex-wrap:wrap;}
.g-24{margin-left:-12px;margin-right:-12px;}
.g-24 > .cell{padding-left:12px;padding-right:12px;}
.g-32{margin-left:-16px;margin-right:-16px;}
.g-32 > .cell{padding-left:16px;padding-right:16px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:600;line-height:1;
  transition:background-color 180ms var(--ease),color 180ms var(--ease),transform 180ms var(--ease),box-shadow 180ms var(--ease),border-color 180ms var(--ease);
  border:1px solid transparent;
  white-space:nowrap;
}
.btn:active{transform:translateY(0);filter:brightness(.96);}
.btn-primary{background:var(--amber-500);color:#1A1026;box-shadow:0 6px 16px -10px rgba(240,154,52,.9);}
.btn-primary:hover{background:var(--amber-600);transform:translateY(-1px);box-shadow:0 12px 22px -14px rgba(240,154,52,1);}
.btn-lime{background:var(--lime-500);color:#100A18;}
.btn-lime:hover{background:#D6F76B;transform:translateY(-1px);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text);}
.btn-ghost:hover{background:var(--paper-2);transform:translateY(-1px);}
.btn-ghost-dark{background:transparent;border-color:rgba(244,241,236,.4);color:var(--dark-text);}
.btn-ghost-dark:hover{border-color:var(--lime-500);background:rgba(200,240,74,.1);transform:translateY(-1px);}
.btn-block{width:100%;}
.btn-sm{height:40px;padding:0 18px;font-size:15px;border-radius:8px;}
.btn-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;color:var(--ink-800);
  border-bottom:1px solid rgba(31,26,36,.25);
  padding-bottom:3px;transition:color 180ms var(--ease),border-color 180ms var(--ease);
}
.btn-link svg{transition:transform 180ms var(--ease);}
.btn-link:hover{color:var(--violet-500);border-color:rgba(123,108,255,.5);}
.btn-link:hover svg{transform:translateX(3px);}
.btn-link.on-dark{color:var(--lime-500);border-color:rgba(200,240,74,.4);}
.btn-link.on-dark:hover{color:#D6F76B;}

/* ============ 标签 / 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 14px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
  border:1px solid rgba(200,240,74,.55);color:#6E8A1F;background:rgba(200,240,74,.18);
}
.chip{
  display:inline-flex;align-items:center;
  height:26px;padding:0 12px;border-radius:999px;
  background:var(--lime-100);color:var(--ink-800);
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.chip-muted{background:var(--paper-2);color:var(--text-2);}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--ink-900);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:box-shadow 180ms var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 30px -20px rgba(0,0,0,.6);}
.header-inner{
  display:flex;align-items:center;gap:28px;height:72px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:30px;height:30px;flex:0 0 auto;}
.brand-text{font-size:17px;font-weight:700;color:var(--dark-text);letter-spacing:.01em;white-space:nowrap;}
.brand-text em{font-style:normal;font-weight:500;font-size:13.5px;color:var(--dark-text-2);margin-left:5px;}

.nav-main{display:flex;align-items:center;gap:26px;margin-left:6px;}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--dark-text);
  padding:6px 0;transition:color 180ms var(--ease);white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--lime-500);transform:scaleX(0);transform-origin:left;
  transition:transform 220ms var(--ease);
}
.nav-link:hover{color:var(--lime-500);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--lime-500);}
.nav-link.is-active::after{transform:scaleX(1);}

.nav-more{position:relative;}
.nav-more-btn{
  display:flex;align-items:center;gap:6px;height:36px;padding:0 10px;
  font-size:15px;font-weight:500;color:var(--dark-text);border-radius:8px;
  transition:background-color 180ms var(--ease),color 180ms var(--ease);
}
.nav-more-btn:hover{color:var(--lime-500);background:rgba(255,255,255,.06);}
.nav-more-btn svg{transition:transform 200ms var(--ease);}
.nav-more.is-open .nav-more-btn svg,
.nav-more:hover .nav-more-btn svg{transform:rotate(180deg);}

.mega-panel{
  position:absolute;right:0;top:calc(100% + 16px);width:760px;
  background:var(--ink-700);border:1px solid rgba(200,240,74,.18);
  border-radius:18px;padding:28px;z-index:90;
  display:grid;grid-template-columns:1fr 1fr 1fr;gap:26px;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity 180ms var(--ease),transform 180ms var(--ease),visibility 180ms var(--ease);
  box-shadow:0 30px 60px -30px rgba(0,0,0,.8);
}
.nav-more:hover .mega-panel,
.nav-more:focus-within .mega-panel,
.nav-more.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-title{font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--lime-500);margin-bottom:14px;}
.mega-list li + li{margin-top:4px;}
.mega-list a{
  display:flex;align-items:center;gap:8px;padding:8px 0;
  font-size:14px;color:var(--dark-text-2);
  transition:color 180ms var(--ease),transform 180ms var(--ease);
}
.mega-list a:hover{color:var(--lime-500);transform:translateX(2px);}
.mega-bar{width:4px;height:14px;border-radius:2px;background:var(--lime-500);flex:0 0 auto;opacity:.7;}
.mega-arrow{margin-left:auto;opacity:.5;}
.mega-item{padding:6px 0;}
.mega-item a{display:block;}
.mega-item .mega-headline{
  font-size:14px;line-height:1.55;color:var(--dark-text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color 180ms var(--ease);
}
.mega-item a:hover .mega-headline{color:var(--lime-500);}
.mega-date{display:block;margin-top:4px;font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.mega-card{
  background:rgba(255,255,255,.04);border:1px solid rgba(200,240,74,.18);
  border-radius:14px;padding:14px;
}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:10px;}
.mega-card p{font-size:13.5px;line-height:1.65;color:var(--dark-text-2);margin:10px 0 8px;}

.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:8px;color:var(--dark-text);
  transition:background-color 180ms var(--ease),color 180ms var(--ease);
}
.icon-btn:hover{background:rgba(255,255,255,.08);color:var(--lime-500);}
.search-pop{
  position:absolute;right:32px;top:calc(100% + 10px);
  width:min(360px,calc(100vw - 40px));
  background:var(--ink-700);border:1px solid rgba(200,240,74,.18);
  border-radius:14px;padding:12px;z-index:95;
  display:none;
}
.search-pop.is-open{display:block;}
.search-pop input{
  width:100%;height:44px;border-radius:10px;padding:0 14px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  color:var(--dark-text);font-size:14.5px;
}
.search-pop input::placeholder{color:rgba(185,177,198,.8);}
.search-pop input:focus{outline:none;border-color:var(--lime-500);box-shadow:0 0 0 3px rgba(200,240,74,.22);}
.header-cta{height:40px;padding:0 18px;font-size:15px;border-radius:8px;}

.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:8px;color:var(--dark-text);
  border:1px solid rgba(255,255,255,.18);
}
.nav-toggle:hover{background:rgba(255,255,255,.08);}
.nav-toggle .bar{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;}
.nav-toggle .bar + .bar{margin-top:4px;}
.nav-toggle.is-open .bar:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open .bar:nth-child(2){opacity:0;}
.nav-toggle.is-open .bar:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.nav-toggle .bar{transition:transform 180ms var(--ease),opacity 180ms var(--ease);}
.nav-drawer-cta{display:none;}

/* ============ 面包屑 ============ */
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:13.5px;color:var(--text-2);}
.breadcrumb li{display:flex;align-items:center;gap:6px;}
.breadcrumb li + li::before{content:"/";color:var(--text-3);font-weight:400;}
.breadcrumb a{transition:color 180ms var(--ease);}
.breadcrumb a:hover{color:var(--violet-500);}
.breadcrumb [aria-current]{color:var(--text-3);}

/* ============ 页面 Hero ============ */
.page-hero{
  background:var(--paper-2);
  border-bottom:1px solid var(--line);
  padding:26px 0 46px;
  position:relative;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,rgba(200,240,74,0),rgba(200,240,74,.85) 50%,rgba(200,240,74,0));
}
.hero-grid{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,430px);
  gap:44px;align-items:center;margin-top:22px;
}
.hero-copy .badge{margin-bottom:16px;}
.hero-copy h1{font-size:44px;line-height:1.22;color:var(--ink-900);letter-spacing:-.01em;}
.hero-copy p{
  margin-top:16px;font-size:17px;line-height:1.75;color:var(--text-2);max-width:34em;
}

.stat-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;}
.stat-card{
  background:var(--paper);border:1px solid var(--line);border-radius:14px;
  padding:18px 14px;text-align:center;
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease);
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card);}
.stat-card .num{
  display:block;font-size:26px;font-weight:700;color:var(--ink-900);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.stat-card .num::after{
  content:"";display:block;width:22px;height:3px;border-radius:3px;
  background:var(--lime-500);margin:9px auto 0;
}
.stat-card .label{display:block;margin-top:8px;font-size:12.5px;color:var(--text-2);line-height:1.5;}

/* ============ 板块 ============ */
.section{padding:var(--space-section) 0;}
.section-tight{padding:56px 0;}
.section-head{max-width:660px;margin-bottom:36px;}
.section-head h2{color:var(--ink-900);}
.section-head p{margin-top:12px;font-size:16px;line-height:1.75;color:var(--text-2);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.08em;color:#6E8A1F;
  margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime-500);border-radius:2px;}

/* ============ 目录 ============ */
.toc{
  position:sticky;top:96px;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 18px;box-shadow:var(--shadow-card);
}
.toc h2{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--text-2);margin-bottom:14px;}
.toc ol li + li{margin-top:2px;}
.toc a{
  display:block;position:relative;
  padding:11px 12px 11px 14px;
  font-size:14.5px;color:var(--text-2);line-height:1.5;
  border-left:3px solid transparent;border-radius:0 8px 8px 0;
  transition:color 180ms var(--ease),background-color 180ms var(--ease),border-color 180ms var(--ease);
}
.toc a:hover{color:var(--ink-800);background:var(--paper-2);}
.toc a.is-current{
  color:var(--ink-900);font-weight:600;
  border-left-color:var(--lime-500);
  background:linear-gradient(90deg,rgba(200,240,74,.24),rgba(200,240,74,0) 85%);
}
.toc-note{
  margin-top:16px;padding-top:16px;border-top:1px dashed var(--line);
  font-size:13px;line-height:1.7;color:var(--text-3);
}

/* ============ FAQ ============ */
.faq-group{margin-bottom:44px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group h3{
  font-size:19px;font-weight:600;color:var(--ink-900);
  padding-left:14px;border-left:4px solid var(--lime-500);
  margin-bottom:18px;line-height:1.4;
}
.faq-item{
  position:relative;
  background:var(--paper);border:1px solid var(--line);
  border-radius:12px;padding:0 20px;margin-bottom:12px;
  transition:border-color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.faq-item:hover{border-color:#D3C9B8;box-shadow:0 8px 22px -20px rgba(16,10,24,.5);}
.faq-item[open]{border-color:rgba(200,240,74,.7);}
.faq-item[open]::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;
  border-radius:3px;background:var(--lime-500);
}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 0;font-size:17px;font-weight:600;color:var(--text);
  cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::marker{content:"";}
.faq-icon{
  flex:0 0 auto;display:grid;place-items:center;
  width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);color:var(--text-2);
  transition:transform 200ms var(--ease),background-color 200ms var(--ease),border-color 200ms var(--ease),color 200ms var(--ease);
}
.faq-item[open] .faq-icon{
  transform:rotate(45deg);background:var(--lime-100);
  border-color:var(--lime-500);color:var(--ink-900);
}
.faq-body{
  padding:16px 0 20px;border-top:1px dashed var(--line);
  font-size:15px;line-height:1.78;color:var(--text-2);
}
.faq-body p + p{margin-top:10px;}
.faq-body strong{color:var(--ink-800);font-weight:600;}

/* ============ 表单 ============ */
.form-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:32px;box-shadow:var(--shadow-card);
}
.form-card h2{font-size:24px;color:var(--ink-900);}
.form-card > p{margin-top:10px;font-size:15px;color:var(--text-2);line-height:1.75;}
.help-form{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field-full{grid-column:1 / -1;}
.field label{font-size:14px;font-weight:600;color:var(--text);}
.field label .req{color:var(--amber-500);margin-left:2px;}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 16px;
  font-size:15px;color:var(--text);
  background:var(--paper);border:1px solid var(--line);border-radius:10px;
  transition:border-color 180ms var(--ease),box-shadow 180ms var(--ease),background-color 180ms var(--ease);
  appearance:none;
}
.field select{
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 14 14' fill='none'%3E%3Cpath d='M3 5.5 7 9.5 11 5.5' stroke='%236A6272' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;padding-right:40px;
}
.field textarea{height:auto;min-height:132px;padding:12px 16px;line-height:1.7;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
.field input:hover,.field select:hover,.field textarea:hover{border-color:#D3C9B8;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--lime-500);box-shadow:0 0 0 3px rgba(200,240,74,.28);
}
.field input:disabled,.field textarea:disabled{background:var(--paper-2);color:var(--text-3);cursor:not-allowed;}
.field-note{font-size:13px;color:var(--text-3);line-height:1.6;}
.form-actions{grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:4px;}
.form-note{
  font-size:14px;color:var(--success);font-weight:600;
  opacity:0;transition:opacity 200ms var(--ease);
}
.form-note.is-visible{opacity:1;}

.side-figure{margin-bottom:16px;overflow:hidden;border-radius:var(--radius-sm);border:1px solid var(--line);}
.side-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;}

.contact-card{
  background:var(--ink-800);border:1px solid rgba(200,240,74,.18);
  border-radius:var(--radius-card);padding:26px;color:var(--dark-text-2);
}
.contact-card h3{font-size:18px;color:var(--dark-text);margin-bottom:14px;}
.contact-list li{display:flex;gap:10px;padding:10px 0;border-bottom:1px dashed rgba(255,255,255,.12);font-size:14px;line-height:1.7;}
.contact-list li:last-child{border-bottom:0;}
.contact-list svg{flex:0 0 auto;margin-top:4px;color:var(--lime-500);}
.contact-card .btn-link.on-dark{margin-top:16px;font-size:14px;}

/* ============ CTA 带 ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink-900);color:var(--dark-text);
  padding:80px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:
    radial-gradient(circle,rgba(200,240,74,.30) 1px,transparent 1px),
    radial-gradient(circle,rgba(244,241,236,.22) 1.5px,transparent 1.5px);
  background-size:130px 130px,210px 210px;
  background-position:0 0,60px 70px;
  opacity:.28;pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,rgba(200,240,74,0),rgba(200,240,74,.85) 50%,rgba(200,240,74,0));
}
.cta-inner{position:relative;max-width:720px;margin:0 auto;text-align:center;}
.cta-inner h2{color:var(--dark-text);}
.cta-inner p{margin-top:14px;font-size:16px;line-height:1.78;color:var(--dark-text-2);}
.cta-actions{margin-top:28px;display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;overflow:hidden;
  background:var(--ink-900);color:var(--dark-text-2);
  padding:72px 0 0;
}
.site-footer::before{
  content:"";position:absolute;inset:0;
  background-image:
    radial-gradient(circle,rgba(200,240,74,.28) 1px,transparent 1px),
    radial-gradient(circle,rgba(244,241,236,.18) 1.5px,transparent 1.5px);
  background-size:150px 150px,230px 230px;
  opacity:.18;pointer-events:none;
}
.site-footer .grid-container{position:relative;}
.footer-brand .brand{margin-bottom:0;}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:var(--dark-text-2);max-width:34em;}
.footer-contacts{display:flex;flex-wrap:wrap;gap:20px;margin-top:18px;}
.footer-contacts span{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--dark-text-2);}
.footer-contacts svg{color:var(--lime-500);}
.footer-col h4{font-size:14px;font-weight:600;color:var(--dark-text);margin-bottom:16px;}
.footer-links li + li{margin-top:10px;}
.footer-links a{display:inline-block;font-size:14px;color:var(--dark-text-2);transition:color 180ms var(--ease),transform 180ms var(--ease);}
.footer-links a:hover{color:var(--lime-500);transform:translateX(2px);}
.footer-entry{
  background:var(--ink-700);border:1px solid rgba(200,240,74,.18);
  border-radius:14px;padding:22px;
}
.footer-entry p{font-size:14px;line-height:1.75;color:var(--dark-text-2);margin-bottom:14px;}
.footer-bottom{
  position:relative;
  margin-top:56px;padding:20px 0 24px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:#8E8699;
}
.footer-bottom a{color:#8E8699;transition:color 180ms var(--ease);}
.footer-bottom a:hover{color:var(--lime-500);}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .grid-container,.container{padding-left:24px;padding-right:24px;}
  h1{font-size:34px;}
  .hero-copy h1{font-size:34px;}
  h2{font-size:24px;}
  :root{--space-section:64px;}
  .hero-grid{grid-template-columns:1fr;gap:26px;}
  .stat-cards{grid-template-columns:repeat(3,1fr);}
  .toc{position:static;margin-bottom:24px;}
  .help-form{grid-template-columns:1fr;}
  .form-card{padding:24px;}
  .cta-band{padding:64px 0;}

  .nav-toggle{display:flex;}
  .header-inner{height:64px;gap:16px;}
  .header-cta{display:none;}
  .nav-main{
    position:fixed;left:0;right:0;top:64px;bottom:0;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    margin:0;padding:8px 24px 140px;
    background:var(--ink-900);overflow-y:auto;z-index:70;
    border-top:1px solid rgba(255,255,255,.08);
  }
  .nav-main.is-open{display:flex;}
  .nav-link{
    font-size:18px;line-height:56px;padding:0;
    border-bottom:1px solid rgba(255,255,255,.1);
  }
  .nav-link::after{display:none;}
  .nav-more{margin-top:8px;}
  .nav-more-btn{
    width:100%;justify-content:space-between;height:56px;padding:0;
    font-size:18px;border-bottom:1px solid rgba(255,255,255,.1);border-radius:0;
  }
  .mega-panel{
    position:static;width:auto;display:none;
    grid-template-columns:1fr;gap:20px;
    padding:16px 0 8px;border:0;background:transparent;
    opacity:1;visibility:visible;transform:none;box-shadow:none;
  }
  .nav-more.is-open .mega-panel{display:grid;}
  .mega-card{display:none;}
  .nav-drawer-cta{
    display:block;position:fixed;left:0;right:0;bottom:0;
    padding:16px 24px 24px;background:var(--ink-900);
    border-top:1px solid rgba(255,255,255,.1);
    z-index:75;
  }
  .nav-drawer-cta .btn{width:100%;}
  .search-pop{right:24px;}
}

@media (max-width:767px){
  .footer-col{margin-top:32px;}
  .footer-brand{margin-bottom:8px;}
  .hero-copy h1{font-size:30px;}
}

@media (max-width:639px){
  .grid-container,.container{padding-left:16px;padding-right:16px;}
  body{font-size:16px;}
  h1,.hero-copy h1{font-size:30px;}
  h2{font-size:24px;}
  h3{font-size:19px;}
  :root{--space-section:48px;}
  .page-hero{padding:18px 0 36px;}
  .hero-copy p{font-size:16px;}
  .stat-cards{grid-template-columns:1fr;gap:10px;}
  .stat-card{display:flex;align-items:center;gap:14px;text-align:left;padding:14px 16px;}
  .stat-card .num{font-size:22px;}
  .stat-card .num::after{margin:0;width:4px;height:22px;float:left;margin-right:10px;}
  .stat-card .label{margin-top:0;}
  .section-head{margin-bottom:26px;}
  .form-card{padding:20px;}
  .faq-item{padding:0 16px;}
  .faq-item summary{font-size:16px;padding:16px 0;}
  .cta-band{padding:56px 0;}
  .cta-actions .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:center;text-align:center;}
  .g-24{margin-left:-8px;margin-right:-8px;}
  .g-24 > .cell{padding-left:8px;padding-right:8px;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .btn:hover,.stat-card:hover,.faq-item:hover{transform:none !important;}
}

/* roulang page: category4 */
:root{
  --ink-900:#100A18;
  --ink-800:#1A1026;
  --ink-700:#241634;
  --lime-500:#C8F04A;
  --lime-600:#D6F76B;
  --lime-100:#EDFAC4;
  --amber-500:#FFB25B;
  --amber-600:#F09A34;
  --violet-500:#7B6CFF;
  --paper:#FAF7F2;
  --paper-2:#F2EDE4;
  --line:#E4DDD1;
  --text:#1F1A24;
  --text-2:#6A6272;
  --text-3:#9A93A2;
  --dark-text:#F4F1EC;
  --dark-text-2:#B9B1C6;
  --warn:#E4572E;
  --ok:#3F9E6B;
  --radius-card:16px;
  --radius-dark:18px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-card:0 1px 2px rgba(16,10,24,.06),0 10px 26px -18px rgba(16,10,24,.28);
  --shadow-hover:0 2px 4px rgba(16,10,24,.08),0 18px 36px -20px rgba(16,10,24,.34);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--paper);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--radius-img);}
a{color:var(--violet-500);text-decoration:none;transition:color 180ms var(--ease);}
a:hover{color:var(--ink-800);text-decoration:underline;text-underline-offset:3px;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--lime-500);outline-offset:3px;border-radius:4px;}

.grid-container{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:32px;padding-right:32px;}
@media screen and (max-width:1023px){.grid-container{padding-left:24px;padding-right:24px;}}
@media screen and (max-width:639px){.grid-container{padding-left:16px;padding-right:16px;}}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;text-decoration:none;transition:all 180ms var(--ease);
  white-space:nowrap;
}
.btn:hover{text-decoration:none;transform:translateY(-1px);}
.btn:active{transform:translateY(0);filter:brightness(.96);}
.btn-sm{height:40px;padding:0 18px;font-size:15px;}
.btn-lime{background:var(--lime-500);color:#100A18;}
.btn-lime:hover{background:var(--lime-600);color:#100A18;box-shadow:0 10px 22px -12px rgba(200,240,74,.75);}
.btn-amber{background:var(--amber-500);color:#1A1026;}
.btn-amber:hover{background:var(--amber-600);color:#1A1026;box-shadow:0 10px 22px -14px rgba(240,154,52,.8);}
.btn-outline{background:transparent;border-color:var(--line);color:var(--text);}
.btn-outline:hover{border-color:var(--ink-800);background:rgba(16,10,24,.04);color:var(--text);}
.btn-outline-dark{background:transparent;border-color:rgba(244,241,236,.4);color:var(--dark-text);}
.btn-outline-dark:hover{border-color:var(--lime-500);background:rgba(200,240,74,.1);color:var(--dark-text);}
.text-btn{
  display:inline-flex;align-items:center;gap:8px;background:none;border:0;padding:0;
  color:var(--violet-500);font-size:15px;font-weight:600;cursor:pointer;text-decoration:none;
  transition:color 180ms var(--ease);
}
.text-btn svg{transition:transform 180ms var(--ease);}
.text-btn:hover{color:var(--ink-800);text-decoration:none;}
.text-btn:hover svg{transform:translateX(3px);}
.text-btn.is-lime{color:var(--lime-500);}
.text-btn.is-lime:hover{color:var(--lime-600);}
.text-btn.is-dark{color:var(--ink-800);}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--ink-900);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:box-shadow 200ms var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 30px -20px rgba(0,0,0,.75);}
.header-inner{display:flex;align-items:center;gap:24px;min-height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;}
.brand:hover{text-decoration:none;}
.brand-mark{width:30px;height:30px;flex:0 0 auto;}
.brand-text{font-size:16px;font-weight:700;color:var(--dark-text);letter-spacing:.01em;white-space:nowrap;}
.brand-text em{font-style:normal;font-weight:500;color:var(--dark-text-2);font-size:13.5px;margin-left:6px;}
.nav-main{display:flex;align-items:center;gap:22px;margin-left:auto;}
.nav-link{
  position:relative;display:inline-block;padding:26px 0;
  font-size:15px;font-weight:500;color:var(--dark-text);text-decoration:none;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:16px;height:2px;background:var(--lime-500);
  transform:scaleX(0);transform-origin:left;transition:transform 220ms var(--ease);
}
.nav-link:hover,.nav-link:focus-visible{color:var(--lime-500);text-decoration:none;}
.nav-link:hover::after,.nav-link:focus-visible::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--lime-500);}
.nav-link.is-active::after{transform:scaleX(1);}

.nav-more{position:relative;}
.nav-more-btn{
  display:inline-flex;align-items:center;gap:6px;height:72px;padding:0;border:0;background:none;
  color:var(--dark-text);font-size:15px;font-weight:500;cursor:pointer;transition:color 180ms var(--ease);
}
.nav-more-btn:hover,.nav-more-btn:focus-visible{color:var(--lime-500);}
.nav-more-btn svg{transition:transform 200ms var(--ease);}
.nav-more.is-open .nav-more-btn{color:var(--lime-500);}
.nav-more.is-open .nav-more-btn svg{transform:rotate(180deg);}
.mega-panel{
  position:absolute;top:calc(100% + 10px);right:0;width:760px;max-width:calc(100vw - 64px);
  background:var(--ink-700);border:1px solid rgba(200,240,74,.18);border-radius:var(--radius-dark);
  padding:28px;display:grid;grid-template-columns:1.1fr 1fr .9fr;gap:28px;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity 180ms var(--ease),transform 180ms var(--ease),visibility 180ms var(--ease);
  box-shadow:0 30px 60px -30px rgba(0,0,0,.85);z-index:70;
}
.nav-more:hover .mega-panel,.nav-more:focus-within .mega-panel,.nav-more.is-open .mega-panel{
  opacity:1;visibility:visible;transform:translateY(0);
}
.mega-title{font-size:12.5px;font-weight:600;letter-spacing:.02em;color:var(--dark-text-2);text-transform:none;margin-bottom:14px;}
.mega-list li+li{margin-top:10px;}
.mega-list a{
  display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--dark-text);text-decoration:none;
  transition:color 180ms var(--ease),transform 180ms var(--ease);
}
.mega-bar{width:4px;height:14px;background:var(--lime-500);border-radius:2px;flex:0 0 auto;opacity:.85;}
.mega-arrow{margin-left:auto;opacity:.55;transition:transform 180ms var(--ease),opacity 180ms var(--ease);}
.mega-list a:hover{color:var(--lime-500);transform:translateX(2px);text-decoration:none;}
.mega-list a:hover .mega-arrow{transform:translateX(3px);opacity:1;}
.mega-news li+li{margin-top:14px;padding-top:14px;border-top:1px solid rgba(255,255,255,.08);}
.mega-news a{display:block;color:var(--dark-text);font-size:14px;line-height:1.55;text-decoration:none;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color 180ms var(--ease);}
.mega-news a:hover{color:var(--lime-500);text-decoration:none;}
.mega-date{display:block;margin-top:6px;font-size:12.5px;color:var(--dark-text-2);font-variant-numeric:tabular-nums;}
.mega-card{background:rgba(16,10,24,.45);border:1px solid rgba(200,240,74,.16);border-radius:14px;padding:14px;}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover;margin-bottom:12px;}
.mega-card p{font-size:13.5px;line-height:1.6;color:var(--dark-text-2);margin-bottom:10px;}

.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.search-wrap{position:relative;}
.icon-btn{
  width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;
  border:0;border-radius:8px;background:transparent;color:var(--dark-text);cursor:pointer;
  transition:background 180ms var(--ease),color 180ms var(--ease);
}
.icon-btn:hover,.icon-btn:focus-visible{background:rgba(255,255,255,.08);color:var(--lime-500);}
.search-panel{
  position:absolute;top:calc(100% + 12px);right:0;width:320px;background:var(--ink-700);
  border:1px solid rgba(200,240,74,.18);border-radius:14px;padding:16px;
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity 180ms var(--ease),transform 180ms var(--ease),visibility 180ms var(--ease);z-index:80;
}
.search-wrap.is-open .search-panel{opacity:1;visibility:visible;transform:translateY(0);}
.search-form{display:flex;gap:8px;}
.search-form input{
  flex:1 1 auto;height:40px;min-width:0;border-radius:10px;border:1px solid rgba(255,255,255,.14);
  background:rgba(16,10,24,.6);color:var(--dark-text);padding:0 12px;font-size:14px;
}
.search-form input::placeholder{color:rgba(185,177,198,.8);}
.search-form input:focus{outline:none;border-color:var(--lime-500);box-shadow:0 0 0 3px rgba(200,240,74,.22);}
.menu-toggle{display:none;width:40px;height:40px;align-items:center;justify-content:center;border:0;border-radius:8px;background:rgba(255,255,255,.06);color:var(--dark-text);cursor:pointer;}
.menu-toggle:hover{background:rgba(255,255,255,.12);color:var(--lime-500);}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:90;background:var(--ink-900);
  display:flex;flex-direction:column;padding:0;
  opacity:0;visibility:hidden;transform:translateY(-12px);
  transition:opacity 200ms var(--ease),transform 200ms var(--ease),visibility 200ms var(--ease);
}
.mobile-drawer.is-open{opacity:1;visibility:visible;transform:translateY(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;min-height:64px;padding:0 16px;border-bottom:1px solid rgba(255,255,255,.1);}
.drawer-close{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:8px;background:rgba(255,255,255,.06);color:var(--dark-text);cursor:pointer;}
.drawer-close:hover{background:rgba(255,255,255,.12);color:var(--lime-500);}
.drawer-body{flex:1 1 auto;overflow-y:auto;padding:8px 16px 24px;}
.drawer-link{display:block;padding:16px 0;font-size:18px;font-weight:600;color:var(--dark-text);text-decoration:none;border-bottom:1px solid rgba(255,255,255,.08);}
.drawer-link.is-active{color:var(--lime-500);}
.drawer-sub{padding:10px 0 16px;}
.drawer-sub a{display:block;padding:8px 0 8px 14px;font-size:14.5px;color:var(--dark-text-2);text-decoration:none;position:relative;}
.drawer-sub a::before{content:"";position:absolute;left:0;top:16px;width:4px;height:12px;border-radius:2px;background:rgba(200,240,74,.6);}
.drawer-sub a:hover{color:var(--lime-500);}
.drawer-foot{padding:16px;border-top:1px solid rgba(255,255,255,.1);}
.drawer-foot .btn{width:100%;}

/* ---------- Hero ---------- */
.hero-updates{
  position:relative;background:var(--paper-2);border-bottom:1px solid var(--line);
  padding:36px 0 40px;overflow:hidden;
}
.hero-updates::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,rgba(200,240,74,0) 0%,rgba(200,240,74,.75) 50%,rgba(200,240,74,0) 100%);
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-2);margin-bottom:20px;}
.crumb a{color:var(--text-2);text-decoration:none;}
.crumb a:hover{color:var(--violet-500);}
.crumb span.sep{color:var(--text-3);}
.crumb .current{color:var(--text-3);}
.hero-title{font-size:34px;font-weight:800;line-height:1.3;letter-spacing:0;max-width:860px;}
.hero-lead{margin-top:14px;font-size:17px;line-height:1.75;color:var(--text-2);max-width:760px;}
.hero-meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:24px;}
.chip-filter{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:var(--paper);color:var(--text-2);
  font-size:14px;font-weight:600;cursor:pointer;text-decoration:none;
  transition:all 180ms var(--ease);
}
.chip-filter:hover{border-color:var(--ink-800);color:var(--text);text-decoration:none;}
.chip-filter.is-active{background:var(--lime-500);border-color:var(--lime-500);color:#100A18;}
.chip-filter.is-active:hover{background:var(--lime-600);color:#100A18;}

/* 概览带 */
.overview-band{background:var(--paper);padding:32px 0 8px;}
.stat-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px 22px;height:100%;box-shadow:var(--shadow-card);
}
.stat-num{display:block;font-size:28px;font-weight:700;color:var(--ink-800);font-variant-numeric:tabular-nums;line-height:1.2;}
.stat-num em{font-style:normal;color:var(--amber-500);font-size:18px;margin-left:2px;}
.stat-label{display:block;margin-top:6px;font-size:13px;color:var(--text-2);line-height:1.6;}

/* ---------- 板块通用 ---------- */
.section{padding:72px 0;}
.section-tight{padding:8px 0 72px;}
.section-head{margin-bottom:36px;}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;border-radius:999px;
  background:var(--lime-100);color:#241634;font-size:12.5px;font-weight:600;letter-spacing:.02em;
  margin-bottom:14px;
}
.section-title{font-size:34px;font-weight:700;line-height:1.3;}
.section-desc{margin-top:12px;font-size:15.5px;color:var(--text-2);max-width:760px;}

/* 变动类型卡 */
.type-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;height:100%;box-shadow:var(--shadow-card);
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease),border-color 180ms var(--ease);
  display:flex;flex-direction:column;
}
.type-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#D6CDBD;}
.type-card:hover .type-title{color:var(--violet-500);}
.type-num{font-size:34px;font-weight:700;color:rgba(200,240,74,.55);line-height:1;font-variant-numeric:tabular-nums;}
.type-figure{margin:16px 0 18px;border-radius:var(--radius-img);overflow:hidden;background:var(--paper-2);}
.type-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-img);}
.type-title{font-size:19px;font-weight:600;line-height:1.4;transition:color 180ms var(--ease);}
.type-text{margin-top:10px;font-size:15px;line-height:1.75;color:var(--text-2);}
.type-foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;}

/* ---------- 时间轴 ---------- */
.timeline-wrap{position:relative;}
.timeline{position:relative;}
.timeline::before{
  content:"";position:absolute;left:130px;top:10px;bottom:16px;width:1px;
  background:linear-gradient(180deg,rgba(200,240,74,.75),rgba(228,221,209,1));
}
.tl-item{position:relative;display:grid;grid-template-columns:110px 1fr;gap:40px;padding-bottom:24px;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;left:125px;top:14px;width:10px;height:10px;border-radius:50%;
  background:var(--lime-500);box-shadow:0 0 0 4px rgba(200,240,74,.2);
}
.tl-date{padding-top:6px;text-align:right;font-variant-numeric:tabular-nums;}
.tl-date strong{display:block;font-size:18px;font-weight:700;color:var(--ink-800);line-height:1.3;}
.tl-date span{display:block;margin-top:2px;font-size:12.5px;color:var(--text-3);}
.tl-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 24px;box-shadow:var(--shadow-card);
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease),border-color 180ms var(--ease);
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#D6CDBD;}
.tl-card:hover .tl-title{color:var(--violet-500);}
.tl-top{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:10px;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--lime-100);color:#241634;font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.tag.is-plain{background:var(--paper-2);color:var(--text-2);}
.tl-title{font-size:19px;font-weight:600;line-height:1.45;transition:color 180ms var(--ease);}
.tl-text{
  margin-top:10px;font-size:15px;line-height:1.75;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.tl-foot{margin-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;}
.tl-stamp{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}

/* 侧栏 */
.aside-stack{position:sticky;top:96px;display:grid;gap:24px;}
.aside-card{
  border-radius:var(--radius-dark);padding:24px;
  background:var(--ink-800);border:1px solid rgba(200,240,74,.18);color:var(--dark-text);
}
.aside-card h3{font-size:19px;font-weight:600;color:var(--dark-text);}
.aside-card p{margin-top:10px;font-size:14px;line-height:1.7;color:var(--dark-text-2);}
.subscribe-form{margin-top:18px;display:grid;gap:10px;}
.subscribe-form label{font-size:13px;font-weight:600;color:var(--dark-text-2);}
.subscribe-form input{
  height:46px;border-radius:10px;border:1px solid rgba(255,255,255,.16);
  background:rgba(16,10,24,.55);color:var(--dark-text);padding:0 14px;font-size:15px;width:100%;
}
.subscribe-form input::placeholder{color:rgba(185,177,198,.75);}
.subscribe-form input:focus{outline:none;border-color:var(--lime-500);box-shadow:0 0 0 3px rgba(200,240,74,.24);}
.form-note{margin-top:4px;font-size:13px;line-height:1.6;color:var(--dark-text-2);min-height:20px;}
.form-note.is-ok{color:var(--lime-500);}
.aside-card.is-light{background:var(--paper);border:1px solid var(--line);color:var(--text);}
.aside-card.is-light h3{color:var(--text);font-size:17px;}
.aside-card.is-light p{color:var(--text-2);font-size:14px;}
.mini-list{margin-top:14px;display:grid;gap:12px;}
.mini-list a{display:block;font-size:14.5px;color:var(--text);text-decoration:none;line-height:1.5;transition:color 180ms var(--ease);}
.mini-list a:hover{color:var(--violet-500);text-decoration:none;}
.mini-list span{display:block;margin-top:4px;font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums;}

/* 分页 */
.pager{display:flex;align-items:center;gap:10px;margin-top:40px;flex-wrap:wrap;}
.pager a,.pager span{
  display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 12px;
  border-radius:10px;border:1px solid var(--line);background:var(--paper);color:var(--text);
  font-size:14.5px;font-weight:600;text-decoration:none;font-variant-numeric:tabular-nums;
  transition:all 180ms var(--ease);
}
.pager a:hover{background:var(--paper-2);border-color:#D6CDBD;text-decoration:none;}
.pager .is-current{background:var(--lime-500);border-color:var(--lime-500);color:#100A18;}
.pager .is-disabled{color:var(--text-3);background:var(--paper-2);pointer-events:none;}

/* FAQ */
.faq-list{display:grid;gap:12px;}
.faq-item{
  position:relative;overflow:hidden;background:var(--paper);border:1px solid var(--line);
  border-radius:12px;transition:border-color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.faq-item:hover{border-color:#D6CDBD;}
.faq-item[open]{border-color:rgba(200,240,74,.6);box-shadow:var(--shadow-card);}
.faq-item[open]::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--lime-500);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;font-size:17px;font-weight:600;line-height:1.45;cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:focus-visible{outline:2px solid var(--lime-500);outline-offset:-2px;}
.faq-icon{flex:0 0 auto;color:var(--text-2);transition:transform 200ms var(--ease),color 200ms var(--ease);}
.faq-item[open] .faq-icon{transform:rotate(45deg);color:var(--lime-500);}
.faq-answer{margin:0 20px;padding:14px 0 18px;border-top:1px dashed var(--line);font-size:15px;line-height:1.75;color:var(--text-2);}
.faq-aside p{font-size:15px;color:var(--text-2);line-height:1.75;margin-top:12px;}

/* CTA */
.cta-band{
  position:relative;background:var(--ink-900);color:var(--dark-text);
  padding:84px 0;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(244,241,236,.35) 1px,transparent 1.2px),radial-gradient(rgba(244,241,236,.22) 1.5px,transparent 1.7px);
  background-size:120px 120px,200px 200px;background-position:0 0,60px 80px;opacity:.28;
}
.cta-band::after{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,rgba(200,240,74,0) 0%,rgba(200,240,74,.7) 50%,rgba(200,240,74,0) 100%);
}
.cta-inner{position:relative;max-width:720px;margin:0 auto;text-align:center;}
.cta-inner h2{font-size:34px;font-weight:700;line-height:1.3;color:var(--dark-text);}
.cta-inner p{margin-top:16px;font-size:16px;line-height:1.75;color:var(--dark-text-2);}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:14px;margin-top:30px;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;background:var(--ink-900);color:var(--dark-text-2);
  padding:72px 0 0;overflow:hidden;
}
.site-footer::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(244,241,236,.3) 1px,transparent 1.2px);
  background-size:140px 140px;opacity:.2;
}
.site-footer .grid-container{position:relative;}
.g-32{row-gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-desc{font-size:14px;line-height:1.75;color:var(--dark-text-2);max-width:360px;}
.footer-contacts{display:flex;flex-wrap:wrap;gap:18px;margin-top:18px;}
.footer-contacts span{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--dark-text-2);}
.footer-col h4{font-size:14px;font-weight:600;color:var(--dark-text);margin-bottom:16px;}
.footer-links li+li{margin-top:10px;}
.footer-links a{font-size:14px;color:var(--dark-text-2);text-decoration:none;transition:color 180ms var(--ease),transform 180ms var(--ease);display:inline-block;}
.footer-links a:hover{color:var(--lime-500);transform:translateX(-2px);text-decoration:none;}
.footer-entry{
  background:var(--ink-700);border:1px solid rgba(200,240,74,.18);border-radius:14px;padding:20px;
}
.footer-entry p{font-size:14px;line-height:1.7;color:var(--dark-text-2);margin-bottom:14px;}
.footer-entry .text-btn{font-size:14.5px;}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 24px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:#8E8699;
}
.footer-bottom a{color:#8E8699;text-decoration:none;}
.footer-bottom a:hover{color:var(--lime-500);}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1279px){
  .mega-panel{width:700px;grid-template-columns:1fr 1fr;}
  .mega-card{display:none;}
}
@media screen and (max-width:1023px){
  .nav-main{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-cta{display:none;}
  .header-inner{min-height:64px;}
  .hero-title{font-size:26px;}
  .hero-lead{font-size:16px;}
  .section{padding:64px 0;}
  .section-title{font-size:26px;}
  .aside-stack{position:static;margin-top:8px;}
  .cta-band{padding:64px 0;}
  .cta-inner h2{font-size:26px;}
  .site-footer{padding-top:56px;}
}
@media screen and (max-width:767px){
  .timeline::before{left:5px;}
  .tl-item{grid-template-columns:1fr;gap:10px;padding-left:26px;padding-bottom:20px;}
  .tl-dot{left:0;top:8px;}
  .tl-date{display:flex;align-items:baseline;gap:8px;text-align:left;padding-top:0;}
  .tl-date strong{font-size:15px;}
  .tl-date span{margin-top:0;}
  .type-num{font-size:28px;}
  .stat-num{font-size:24px;}
}
@media screen and (max-width:639px){
  body{font-size:16px;}
  .hero-updates{padding:28px 0 32px;}
  .hero-title{font-size:24px;line-height:1.32;}
  .section{padding:48px 0;}
  .section-title{font-size:24px;}
  .section-head{margin-bottom:26px;}
  .btn{width:100%;}
  .btn-sm{width:auto;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .tl-card{padding:18px 18px;}
  .tl-title{font-size:17px;}
  .faq-item summary{font-size:16px;padding:16px;}
  .faq-answer{margin:0 16px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .aside-card{padding:20px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  .btn:hover,.tl-card:hover,.type-card:hover{transform:none;}
}