/* roulang page: index */
:root{
  --bg:#F7F6F0;
  --bg-deep:#11231B;
  --deep:#0E3427;
  --pine:#174335;
  --lime:#C9F36B;
  --lime-bright:#D6FA64;
  --orange:#EA8B4B;
  --green-soft:#E2E8D8;
  --line:#E3E5D9;
  --muted:#5C665E;
  --text:#1E241F;
  --light:#F4F7EF;
  --radius-xl:32px;
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(17,50,39,.06), 0 14px 30px -22px rgba(17,50,39,.25);
  --shadow-lg:0 4px 10px rgba(17,50,39,.08), 0 28px 50px -30px rgba(17,50,39,.38);
  --font-cn:HarmonyOS Sans SC, MiSans, PingFang SC, Microsoft YaHei, sans-serif;
  --font-num:DIN Alternate, Inter, ui-sans-serif;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.mobile-open{overflow:hidden;}
a{color:var(--pine); text-decoration:none; transition:color .2s, background .2s, border-color .2s, box-shadow .2s;}
a:hover{color:var(--orange);}
img{max-width:100%; display:block;}
ul,ol{list-style:none;}
button,input{font-family:inherit; font-size:inherit;}
button{border:none; background:none; cursor:pointer; color:inherit;}
.container{max-width:1200px; margin:0 auto; padding:0 24px;}
.section{padding:96px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  margin-bottom:44px;
}
.section-head h2{
  font-size:clamp(28px, 3.2vw, 44px);
  font-weight:750;
  line-height:1.2;
  letter-spacing:-.02em;
  margin-top:10px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--pine);
  background:var(--green-soft);
  padding:5px 14px;
  border-radius:999px;
  font-size:13px;
  font-weight:650;
  letter-spacing:.05em;
}
.eyebrow .dot{
  width:7px; height:7px; border-radius:50%;
  background:var(--lime);
  box-shadow:0 0 0 3px rgba(201,243,107,.4);
}
.eyebrow.on-dark{background:rgba(255,255,255,.1); color:var(--lime);}
.section-desc{color:var(--muted); max-width:66ch; margin-top:14px; font-size:16px; text-align:left;}
.arrow-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight:650;
  white-space:nowrap;
}
.arrow-link svg{width:18px; height:18px; transition:transform .25s;}
.arrow-link:hover svg{transform:translateX(5px);}

/* Navigation dock */
.site-header{
  position:fixed;
  top:0; left:0; right:0;
  z-index:1000;
  padding:16px 20px 0;
  transition:padding .3s ease;
}
.site-header.is-scrolled{padding-top:8px;}
.dock{
  max-width:1100px;
  margin:0 auto;
  height:68px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  background:rgba(247,246,240,.86);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border:1px solid rgba(179,190,169,.5);
  border-radius:999px;
  padding:0 12px 0 18px;
  box-shadow:0 1px 2px rgba(17,50,39,.03), 0 10px 24px -38px rgba(17,50,39,.3);
  transition:box-shadow .3s ease, background .3s ease;
}
.site-header.is-scrolled .dock{
  background:rgba(247,246,240,.94);
  box-shadow:0 4px 14px rgba(17,42,32,.08), 0 16px 38px -26px rgba(17,50,39,.36);
}
.brand{
  display:flex;
  align-items:center;
  gap:8px;
  min-width:0;
  font-size:16.5px;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--deep);
  white-space:nowrap;
}
.brand i{
  flex:0 0 auto;
  width:7px; height:7px;
  background:var(--lime);
  border-radius:50%;
  box-shadow:0 0 0 3px rgba(201,243,107,.38);
}
.dock-actions{
  display:flex;
  align-items:center;
  gap:12px;
}
.main-nav ul{
  display:flex;
  align-items:center;
  gap:2px;
}
.nav-link{
  display:inline-flex;
  align-items:center;
  padding:9px 13px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  color:var(--text);
}
.nav-link:hover,
.nav-link.active{
  background:rgba(201,243,107,.28);
  color:var(--deep);
}
.icon-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  border-radius:50%;
  color:var(--deep);
  background:rgba(226,232,216,.55);
  transition:background .25s, color .25s, transform .25s;
}
.icon-btn:hover{
  background:var(--lime);
  color:var(--deep);
  transform:translateY(-1px);
}
.icon-btn svg{width:20px; height:20px; stroke-width:2; fill:none; stroke:currentColor; stroke-linecap:round;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--radius-sm);
  padding:14px 24px;
  font-size:15px;
  font-weight:700;
  line-height:1.2;
  white-space:nowrap;
  transition:all .25s ease;
}
.btn svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;}
.btn-primary{
  background:linear-gradient(135deg, var(--lime-bright), var(--lime));
  color:#0E3427;
  box-shadow:0 8px 18px -16px rgba(126,180,44,.7);
}
.btn-primary:hover{
  color:#0E3427;
  background:linear-gradient(135deg, #D6FA64, #AEDF36);
  box-shadow:0 12px 22px -14px rgba(94,142,29,.55);
  transform:translateY(-1px);
}
.btn-outline{
  border:1px solid rgba(23,67,53,.45);
  color:var(--pine);
  background:transparent;
}
.btn-outline:hover{
  background:rgba(23,67,53,.1);
  color:var(--deep);
}
.btn-light{
  background:var(--light);
  color:var(--deep);
}
.btn-light:hover{background:#fff; color:var(--deep);}
.btn-nav{padding:12px 20px; font-size:14px;}
.hamburger{
  display:none;
  width:44px;
  height:44px;
  border-radius:50%;
  background:rgba(226,232,216,.55);
  position:relative;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
}
.hamburger span{
  width:19px; height:2px;
  background:currentColor;
  border-radius:4px;
  transition:transform .3s, opacity .3s;
}
body.mobile-open .hamburger span:nth-child(1){transform:translateY(7px) rotate(45deg);}
body.mobile-open .hamburger span:nth-child(2){opacity:0;}
body.mobile-open .hamburger span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.header-mobile{
  display:none;
}

/* Hero */
.hero{
  position:relative;
  padding-top:118px;
  padding-bottom:56px;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(23,67,53,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(23,67,53,.045) 1px, transparent 1px);
  background-size:48px 48px;
  -webkit-mask-image:radial-gradient(ellipse 88% 78% at 60% 20%, #000 40%, transparent 100%);
  mask-image:radial-gradient(ellipse 88% 78% at 60% 20%, #000 40%, transparent 100%);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);
  gap:60px;
  align-items:center;
}
.hero-copy{
  max-width:640px;
}
.hero-copy .eyebrow{margin-bottom:24px;}
.hero h1{
  font-size:clamp(34px, 5vw, 62px);
  line-height:1.15;
  letter-spacing:-.03em;
  font-weight:800;
  color:var(--deep);
}
.hero-sub{
  margin-top:26px;
  max-width:54ch;
  color:var(--muted);
  font-size:17px;
  line-height:1.9;
}
.hero-sub strong{color:var(--pine); font-weight:650;}
.hero-ctas{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  margin-top:34px;
}
.hero-note{
  display:flex;
  align-items:center;
  gap:10px;
  margin-top:40px;
  padding-top:20px;
  border-top:1px solid #E7E9DF;
  color:var(--muted);
  font-size:13px;
}
.hero-note .secure-dot{
  width:9px;height:9px;border-radius:50%;
  background:#5CC890;
  box-shadow:0 0 0 4px rgba(92,200,144,.18);
  flex:0 0 auto;
}

.hero-media{
  position:relative;
}
.hero-frame{
  position:relative;
  border-radius:var(--radius-xl);
  background:var(--green-soft);
  border:1px solid rgba(23,67,53,.14);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
}
.hero-frame img{
  width:100%;
  aspect-ratio:8/7;
  object-fit:cover;
  transform:scale(1.01);
}
.hero-frame::after{
  content:"";
  position:absolute;
  inset:0;
  border-radius:var(--radius-xl);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.18);
  pointer-events:none;
}
.float-card{
  position:absolute;
  display:flex;
  align-items:center;
  gap:10px;
  background:rgba(247,246,240,.96);
  border:1px solid rgba(226,232,216,.9);
  border-radius:18px;
  padding:13px 16px;
  box-shadow:var(--shadow-sm);
  font-size:13px;
  color:var(--text);
  line-height:1.3;
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
}
.float-card strong{font-size:18px;color:var(--deep);font-family:var(--font-num);letter-spacing:-.03em;}
.float-card-a{left:-24px; top:34px;}
.float-card-b{right:-18px; bottom:46px;}
.float-card-b .green-flag{
  width:9px;height:9px;border-radius:50%;background:#4FC382;
  box-shadow:0 0 0 4px rgba(79,195,130,.16);
}

/* Trustbar */
.trustbar{
  position:relative;
  background:var(--bg-deep);
  border-radius:22px;
  margin:36px auto 0;
  max-width:1200px;
  color:var(--light);
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:16px;
  padding:22px 34px;
  overflow:hidden;
}
.trustbar::before{
  content:"";
  position:absolute;
  width:200px;height:200px;
  background:radial-gradient(circle, rgba(201,243,107,.16), transparent 70%);
  right:-60px;top:-90px;
}
.trust-item{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  color:rgba(244,247,239,.9);
}
.trust-item svg{
  width:19px;height:19px;
  color:var(--lime);
  flex:0 0 auto;
}
.trust-item b{font-weight:650;color:#fff;}

/* Portal cards */
.portal-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:28px;
}
.portal-card{
  position:relative;
  background:#FFFDF8;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  display:flex;
  flex-direction:column;
}
.portal-card::after{
  content:"";
  position:absolute;
  top:0;right:0;
  width:46px;height:46px;
  border-bottom-left-radius:100%;
  background:transparent;
  transition:background .3s;
}
.portal-card:hover::after{
  background:linear-gradient(135deg, transparent 44%, rgba(201,243,107,.85) 45%);
}
.portal-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-lg);
  border-color:rgba(23,67,53,.2);
}
.portal-main{grid-column:span 7;}
.portal-side{grid-column:span 5;}
.portal-half{grid-column:span 6;}
.portal-img{
  display:block;
  overflow:hidden;
  position:relative;
  background:var(--green-soft);
}
.portal-img img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.portal-card:hover .portal-img img{transform:scale(1.03);}
.portal-main .portal-img{aspect-ratio:16/8;}
.portal-side .portal-img{aspect-ratio:16/7;}
.portal-half .portal-img{aspect-ratio:16/6;}
.portal-body{
  flex:1;
  display:flex;
  flex-direction:column;
  padding:24px;
}
.portal-kicker{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:12.5px;
  font-weight:650;
  color:var(--deep);
  background:#EDF2E5;
  padding:5px 11px;
  border-radius:999px;
  width:fit-content;
  letter-spacing:.04em;
  margin-bottom:14px;
}
.portal-kicker i{
  width:6px;height:6px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 3px rgba(201,243,107,.35);
}
.portal-card h3{
  font-size:22px;
  line-height:1.35;
  margin-bottom:12px;
  font-weight:750;
  letter-spacing:-.01em;
}
.portal-card h3 a{color:var(--text);}
.portal-card h3 a:hover{color:var(--deep);}
.portal-card p{
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
  margin-bottom:20px;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.portal-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
}
.portal-link{
  font-weight:650;
  color:var(--pine);
  display:inline-flex;
  gap:8px;
  align-items:center;
}
.portal-link i{
  font-style:normal;
  transition:transform .22s;
}
.portal-link:hover i{transform:translateX(4px);}
.portal-link svg{width:16px;height:16px;}
.portal-sub{
  width:42px;height:7px;
  border-radius:8px;
  background:#E8EDD9;
}

/* News section */
.news-section{
  position:relative;
}
.news-section .panel-paper{
  background:#FEFCF7;
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  padding:6px 0;
}
.cms-list{
  display:block;
}
.news-toolbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:18px 26px;
  border-bottom:1px solid #E8E9E0;
}
.news-toolbar .live-state{
  display:flex;
  align-items:center;
  gap:8px;
  color:var(--muted);
  font-size:13px;
}
.news-toolbar .live-state .pulse{
  width:8px;height:8px;border-radius:50%;
  background:#5CC890;
  animation:pulse 1.8s ease infinite;
}
@keyframes pulse{
  0%,100%{box-shadow:0 0 0 0 rgba(92,200,144,.3);}
  50%{box-shadow:0 0 0 6px rgba(92,200,144,0);}
}
.news-row{
  display:grid;
  grid-template-columns:250px 1fr;
  gap:26px;
  padding:26px;
  border-bottom:1px solid #EEF0E8;
  transition:background .25s;
}
.news-row:last-child{border-bottom:none;}
.news-row:hover{background:rgba(226,232,216,.25);}
.news-thumb{
  position:relative;
  aspect-ratio:16/10;
  border-radius:var(--radius-md);
  overflow:hidden;
  background:linear-gradient(135deg,#E8EDDa,#DBE3C9);
  display:flex;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(23,67,53,.08);
}
.news-thumb svg{
  width:40px;height:40px;
  opacity:.55;
  stroke:var(--pine);
  fill:none;
  stroke-linecap:round;
  stroke-linejoin:round;
  stroke-width:1.5;
}
.news-meta{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px 14px;
  margin-bottom:10px;
}
.news-chip{
  display:inline-flex;
  align-items:center;
  background:#EDF2E5;
  color:var(--deep);
  padding:5px 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:650;
}
.news-date{
  color:var(--muted);
  font-size:13px;
}
.news-title{
  font-size:20px;
  font-weight:700;
  line-height:1.45;
  margin-bottom:8px;
}
.news-title a{color:var(--text);}
.news-title a:hover{color:var(--deep);}
.news-desc{
  color:var(--muted);
  font-size:15px;
  line-height:1.8;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  max-width:72ch;
}
.news-more{
  display:inline-block;
  margin-top:14px;
  font-size:14px;
  font-weight:650;
}
.cms-empty{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:12px;
  padding:44px 24px;
  color:var(--muted);
}
.cms-empty .empty-circle{
  width:52px;height:52px;
  border-radius:50%;
  background:#EDF2E5;
  display:flex;
  align-items:center;
  justify-content:center;
}
.cms-empty .empty-circle svg{
  width:27px;height:27px;
  stroke:var(--pine);
  fill:none;
  stroke-width:2;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.cms-empty p{font-size:14px;}

/* Value panel */
.value-panel{
  max-width:1200px;
  margin:0 auto;
  padding:72px 64px;
  background:var(--bg-deep);
  border-radius:48px;
  color:var(--light);
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:64px;
  position:relative;
  overflow:hidden;
}
.value-panel::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(201,243,107,.055) 1px, transparent 1px), linear-gradient(90deg, rgba(201,243,107,.055) 1px, transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image:linear-gradient(to bottom, transparent, #000 35%, transparent);
  mask-image:linear-gradient(to bottom, transparent, #000 35%, transparent);
  pointer-events:none;
}
.value-panel > *{position:relative;}
.value-copy{padding-top:12px;}
.value-copy h2{
  font-size:clamp(28px,3vw,40px);
  color:var(--light);
  line-height:1.25;
  letter-spacing:-.02em;
  margin-top:16px;
}
.value-copy p{
  margin-top:26px;
  color:rgba(244,247,239,.72);
  font-size:16px;
  line-height:1.9;
}
.value-list{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.value-item{
  display:grid;
  grid-template-columns:56px 1fr;
  gap:18px;
  padding:18px 14px 18px 18px;
  border:1px solid rgba(244,247,239,.12);
  border-radius:20px;
  transition:background .25s, border-color .25s, transform .25s;
}
.value-item:hover{
  background:rgba(201,243,107,.08);
  border-color:rgba(201,243,107,.28);
  transform:translateX(2px);
}
.value-no{
  font-family:var(--font-num);
  font-size:14px;
  letter-spacing:.08em;
  color:var(--lime);
  background:rgba(201,243,107,.14);
  width:40px;height:30px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  margin-top:4px;
}
.value-text h3{font-size:17px;font-weight:700;color:#FDFDF8;margin-bottom:6px;}
.value-text p{font-size:14px;color:rgba(244,247,239,.68);line-height:1.85;}

/* Proof section */
.proof-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:52px;
  align-items:center;
}
.metric-list{
  display:flex;
  flex-direction:column;
  gap:6px;
}
.metric-item{
  border-bottom:1px solid #E3E5D9;
  padding:26px 6px 26px 0;
  display:grid;
  grid-template-columns:170px 1fr;
  align-items:center;
  gap:20px;
}
.metric-item:first-child{padding-top:0;}
.metric-value{
  font-family:var(--font-num);
  font-size:clamp(32px,4vw,52px);
  font-weight:800;
  letter-spacing:-.05em;
  line-height:1;
  color:var(--deep);
}
.metric-value span{
  font-size:.55em;
  color:var(--orange);
  margin-left:4px;
}
.metric-label{color:var(--muted);font-size:14px;line-height:1.7;}
.metric-label strong{display:block;color:var(--text);font-size:16px;font-weight:650;margin-bottom:6px;}

.testimonial-wrap{
  background:#FFFDF8;
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  padding:30px;
  box-shadow:var(--shadow-sm);
}
.t-slide-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:26px;
}
.t-user{
  display:flex;
  align-items:center;
  gap:13px;
}
.t-avatar{
  width:48px;height:48px;
  border-radius:50%;
  background:var(--deep);
  color:var(--lime);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:700;
  font-size:18px;
  border:2px solid var(--green-soft);
}
.t-user .t-name{font-weight:700;}
.t-user .t-role{font-size:12px;color:var(--muted);}
.t-stars{display:flex;gap:2px;}
.t-stars svg{width:15px;height:15px;fill:var(--orange);}
.quote-track{position:relative;min-height:150px;}
.quote-item{display:none;}
.quote-item.active{display:block;animation:fadeSlide .45s ease;}
@keyframes fadeSlide{
  from{opacity:0;transform:translateY(8px);}
  to{opacity:1;transform:none;}
}
.quote-item blockquote{
  font-size:17px;
  line-height:1.95;
  color:var(--text);
  position:relative;
  padding-left:26px;
}
.quote-item blockquote::before{
  content:"“";
  position:absolute;
  left:0;top:-14px;
  font-size:52px;
  color:var(--lime);
  font-family:Georgia, serif;
  line-height:1;
}
.quote-controls{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-top:26px;
}
.quote-dots{display:flex;gap:8px;}
.quote-dot{
  width:7px;height:7px;border-radius:50%;
  background:#C9D1C1;
  padding:0;
  transition:width .25s, background .25s;
}
.quote-dot.active{width:24px;background:var(--lime);border-radius:6px;}
.quote-arrow{
  width:38px;height:38px;
  border-radius:50%;
  border:1px solid #D7DCCD;
  background:#fff;
  color:var(--deep);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  transition:all .25s;
}
.quote-arrow:hover{
  background:var(--lime);
  border-color:transparent;
}
.quote-arrow svg{width:15px;height:15px;stroke-width:2.4;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;}

/* Assurance */
.assure-card{
  max-width:1200px;
  margin:0 auto;
  background:linear-gradient(135deg,#0E3427,#174335);
  border-radius:var(--radius-xl);
  padding:52px 56px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:34px;
  position:relative;
  overflow:hidden;
}
.assure-card::after{
  content:"";
  position:absolute;
  right:-90px; top:-80px;
  width:260px;height:260px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(201,243,107,.18), transparent 70%);
}
.assure-list{
  display:flex;
  flex-wrap:wrap;
  gap:28px;
  flex:1;
  min-width:340px;
}
.assure-item{
  display:flex;
  align-items:center;
  gap:12px;
  color:#E9EFE1;
  font-size:14px;
  font-weight:600;
}
.assure-icon{
  width:40px;height:40px;
  border-radius:15px;
  background:rgba(201,243,107,.13);
  border:1px solid rgba(201,243,107,.3);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--lime);
  flex:0 0 auto;
}
.assure-icon svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
.assure-card .btn{
  position:relative;
  z-index:2;
}

/* FAQ */
.faq-wrap{
  max-width:860px;
  margin:0 auto;
}
.faq-list{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.faq-item{
  background:#FFFDF8;
  border:1px solid var(--line);
  border-radius:20px;
  overflow:hidden;
  transition:box-shadow .25s, border-color .25s;
}
.faq-item.active{
  border-color:rgba(201,243,107,.55);
  box-shadow:0 10px 28px -32px rgba(23,67,53,.35);
}
.faq-title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  width:100%;
  text-align:left;
  padding:20px 24px;
  font-size:16px;
  font-weight:650;
  color:var(--text);
  cursor:pointer;
}
.faq-title .plus{
  width:28px;height:28px;
  flex:0 0 auto;
  border-radius:50%;
  background:#EDF2E5;
  color:var(--deep);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  line-height:1;
  transition:transform .3s ease, background .3s;
}
.faq-item.active .faq-title .plus{
  transform:rotate(45deg);
  background:var(--lime);
}
.faq-body{
  display:none;
  padding:0 24px 22px;
  color:var(--muted);
  font-size:15px;
  line-height:1.9;
}
.faq-item.active .faq-body{display:block;}

/* Bottom CTA */
.cta-block{
  max-width:1200px;
  margin:0 auto;
  background:linear-gradient(135deg,#D6FA64 0%,#C9F36B 60%,#B4E654 130%);
  border-radius:42px;
  padding:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:34px;
  position:relative;
  overflow:hidden;
}
.cta-block::before{
  content:"";
  position:absolute;
  width:340px;height:340px;
  border-radius:50%;
  border:1px solid rgba(23,67,53,.14);
  left:-120px;bottom:-160px;
}
.cta-block h2{
  font-size:clamp(27px,3.4vw,42px);
  color:var(--deep);
  line-height:1.3;
  max-width:18em;
  letter-spacing:-.02em;
}
.cta-block p{
  margin-top:12px;
  color:rgba(23,67,53,.76);
  font-size:16px;
  max-width:52ch;
}
.cta-block .btn{
  flex:0 0 auto;
  position:relative;
  z-index:2;
}
.cta-block .btn-dark{
  background:var(--deep);
  color:#F5F8F0;
}
.cta-block .btn-dark:hover{
  background:#1F4A3A;
  color:#fff;
}

/* Footer */
.site-footer{
  max-width:100%;
  background:#0A2119;
  color:#E4EFDF;
  margin-top:96px;
  border-radius:52px 52px 0 0;
  padding:64px 0 0;
  position:relative;
  overflow:hidden;
}
.site-footer::before{
  content:"";
  position:absolute;
  right:-80px;top:-80px;
  width:260px;height:260px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(201,243,107,.12), transparent 70%);
}
.footer-grid{
  position:relative;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:50px;
}
.footer-brand .brand{
  color:#F8FBF5;
  font-size:18px;
}
.footer-brand p{
  margin-top:18px;
  max-width:34ch;
  font-size:14px;
  color:rgba(232,239,229,.68);
  line-height:1.9;
}
.footer-col h4{
  color:#F8FBF5;
  font-size:15px;
  margin-bottom:18px;
  font-weight:700;
  letter-spacing:.05em;
}
.footer-col li{
  margin-bottom:11px;
}
.footer-col a{
  color:rgba(232,239,229,.72);
  font-size:14px;
}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{
  max-width:1200px;
  margin:44px auto 0;
  padding:23px 24px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  font-size:13px;
  color:rgba(232,239,229,.55);
}
.footer-bottom a{color:rgba(232,239,229,.7);}

/* Back top */
.back-top{
  position:fixed;
  right:20px;
  bottom:24px;
  width:44px;
  height:44px;
  border-radius:50%;
  background:var(--lime);
  color:var(--deep);
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 10px 24px -12px rgba(60,90,32,.6);
  opacity:0;
  pointer-events:none;
  transition:opacity .3s, transform .3s;
  z-index:900;
}
.back-top.show{
  opacity:1;
  pointer-events:auto;
  transform:translateY(0);
}
.back-top svg{
  width:18px;height:18px;
  fill:none;stroke:currentColor;stroke-width:2.4;
  stroke-linecap:round;stroke-linejoin:round;
}

/* Responsive */
@media (max-width:1024px){
  .section{padding:72px 0;}
  .main-nav{display:none;}
  .hamburger{display:inline-flex;}
  .site-header{padding:12px 16px 0;}
  .dock{max-width:none;}
  .header-mobile{
    display:none;
    position:absolute;
    top:calc(100% + 6px);
    left:16px;
    right:16px;
    background:rgba(247,246,240,.96);
    -webkit-backdrop-filter:blur(18px);
    backdrop-filter:blur(18px);
    border:1px solid rgba(179,190,169,.5);
    border-radius:24px;
    padding:16px;
    box-shadow:0 20px 50px -24px rgba(17,50,39,.35);
  }
  body.mobile-open .header-mobile{display:block;}
  .header-mobile a{
    display:flex;
    align-items:center;
    padding:13px 14px;
    font-size:17px;
    font-weight:650;
    color:var(--deep);
    border-radius:14px;
  }
  .header-mobile a:hover{background:rgba(201,243,107,.26);}
  .header-mobile hr{border:none;border-top:1px solid #E5E9DD;margin:8px 0;}
  .hero{padding-top:106px;}
  .hero-grid{gap:42px;grid-template-columns:minmax(0,1fr) minmax(0,.88fr);}
  .hero-frame img{aspect-ratio:1/1;}
  .portal-main{grid-column:span 7;}
  .portal-side{grid-column:span 5;}
  .portal-half{grid-column:span 12;}
  .portal-half .portal-img{aspect-ratio:16/4.6;}
  .portal-main .portal-img{aspect-ratio:16/9;}
  .value-panel{
    grid-template-columns:1fr;
    padding:56px 44px;
    gap:32px;
    border-radius:36px;
  }
  .proof-grid{grid-template-columns:1fr;gap:40px;}
  .metric-list{flex-direction:column;}
  .metric-item{grid-template-columns:180px 1fr;padding:18px 0;}
  .assure-card{padding:44px 34px;}
  .assure-list{min-width:100%;gap:18px;}
  .cta-block{padding:48px 40px;flex-direction:column;align-items:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .container{padding-left:18px;padding-right:18px;}
  .hero{
    padding-top:88px;
    padding-bottom:28px;
  }
  .dock{height:60px;padding-left:13px;border-radius:38px;}
  .brand{font-size:14.5px; flex:1;}
  .brand i{display:none;}
  .dock-actions{gap:8px;}
  .btn-nav{padding:10px 13px;font-size:12.5px;}
  .icon-btn{width:38px;height:38px;}
  .hamburger{width:38px;height:38px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-copy{max-width:none;}
  .hero h1{letter-spacing:-.02em;}
  .hero-sub{margin-top:20px;}
  .hero-ctas{gap:12px;}
  .hero-frame img{aspect-ratio:4/3;}
  .float-card-a{left:10px;top:18px;}
  .float-card-b{right:10px;bottom:18px;}
  .trustbar{padding:18px 22px;gap:12px;}
  .trust-item{font-size:13px;}
  .trust-item svg{width:16px;height:16px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px;}
  .portal-grid{grid-template-columns:1fr;gap:18px;}
  .portal-main,.portal-side,.portal-half{grid-column:auto;display:block;}
  .portal-main .portal-img,.portal-side .portal-img,.portal-half .portal-img{aspect-ratio:16/8;}
  .portal-body{padding:20px;}
  .portal-card h3{font-size:20px;}
  .news-row{grid-template-columns:1fr;gap:16px;padding:20px;}
  .news-thumb{aspect-ratio:16/8;}
  .news-title{font-size:18px;}
  .news-toolbar{padding:16px 20px;}
  .value-panel{border-radius:28px;padding:40px 24px;margin-left:14px;margin-right:14px;}
  .value-item{grid-template-columns:46px 1fr;padding:14px;}
  .value-copy h2{font-size:28px;}
  .value-copy p{margin-top:18px;font-size:15px;}
  .metric-item{grid-template-columns:120px 1fr;}
  .metric-value{font-size:38px;}
  .testimonial-wrap{padding:24px;}
  .assure-card{padding:34px 22px;border-radius:26px;}
  .assure-list{flex-direction:column;align-items:stretch;min-width:100%;}
  .cta-block{padding:36px 24px;border-radius:28px;}
  .cta-block h2{font-size:27px;}
  .site-footer{margin-top:64px;padding-top:44px;border-radius:30px 30px 0 0;}
  .footer-bottom{flex-direction:column;align-items:flex-start;padding:20px 18px;}
}
@media (max-width:520px){
  .dock{padding:0 8px 0 14px;}
  .dock-search{display:none;}
  .brand{
    font-size:13px;
    min-width:0;
    overflow:hidden;
    text-overflow:unset;
    white-space:nowrap;
  }
  .btn-nav{
    padding:9px 10px;
    font-size:12px;
    background:rgba(201,243,107,.9);
  }
  .hero h1{font-size:31px;}
  .hero-sub{font-size:15px;}
  .hero-sub strong{display:block;}
  .hero-ctas{flex-direction:column;align-items:stretch;}
  .hero-ctas .btn{width:100%;}
  .hero-note{margin-top:26px;padding-top:16px;font-size:12px;}
  .hero-frame img{aspect-ratio:4/3.2;}
  .float-card{
    padding:10px 12px;
    font-size:12px;
    left:6px;right:auto;bottom:16px;top:auto;
  }
  .float-card-b{display:none;}
  .trustbar{padding:16px 18px;}
  .trust-item{flex:1 1 100%;}
  .trust-item:nth-child(2){border-left:none;}
  .portal-card h3{font-size:19px;}
  .portal-card p{font-size:14px;}
  .value-item{grid-template-columns:40px 1fr;gap:12px;}
  .value-no{width:34px;height:28px;font-size:12px;}
  .proof-grid{gap:28px;}
  .metric-item{grid-template-columns:1fr;gap:8px;padding:20px 0;}
  .metric-label{font-size:13px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .cta-block{text-align:left;}
  .cta-block .btn{width:100%;}
  .back-top{right:14px;bottom:16px;width:42px;height:42px;}
}

/* roulang page: category1 */
:root {
  --bg: #F7F6F0;
  --bg-deep: #11231B;
  --brand-dark: #0E3427;
  --brand-mid: #174335;
  --brand-green: #1E5942;
  --acid-lime: #C9F36B;
  --acid-lime-2: #D6FA64;
  --acid-lime-3: #AEDF36;
  --sand-orange: #EA8B4B;
  --warm-gray: #E2E8D8;
  --text-main: #1E241F;
  --text-sub: #5C665E;
  --text-deep: #F4F7EF;
  --border-color: #E3E5D9;
  --radius-card: 24px;
  --radius-img: 16px;
  --radius-btn: 12px;
  --radius-chip: 999px;
  --shadow-card: 0 1px 2px rgba(17, 50, 39, 0.06), 0 14px 30px -22px rgba(17, 50, 39, 0.25);
  --shadow-hover: 0 4px 10px rgba(17, 50, 39, 0.08), 0 28px 50px -30px rgba(17, 50, 39, 0.38);
  --space-section: 96px;
  --font-cn: "HarmonyOS Sans SC", "MiSans", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-num: "DIN Alternate", "Inter", ui-sans-serif, var(--font-cn);
}
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-cn);
  background-color: var(--bg);
  color: var(--text-main);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--brand-mid);
  text-decoration: none;
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}
a:hover {
  color: var(--sand-orange);
}
ul, ol {
  list-style: none;
}
button, input {
  font-family: inherit;
  font-size: inherit;
  border: none;
  background: none;
  cursor: pointer;
}
.section {
  padding: var(--space-section) 0;
}
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.narrow {
  max-width: 860px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-btn);
  font-weight: 600;
  font-size: 15px;
  line-height: 1.2;
  transition: all 0.25s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--acid-lime-2), var(--acid-lime-3));
  color: var(--brand-dark);
  box-shadow: 0 6px 18px rgba(174, 223, 54, 0.25);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #ddfa7a, #b8e74a);
  box-shadow: 0 10px 26px rgba(174, 223, 54, 0.35);
  transform: translateY(-2px);
  color: var(--brand-dark);
}
.btn-outline {
  border-color: var(--brand-mid);
  color: var(--brand-mid);
  background: transparent;
}
.btn-outline:hover {
  background: rgba(23, 67, 53, 0.08);
  color: var(--brand-mid);
  transform: translateY(-2px);
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--warm-gray);
  border-radius: var(--radius-chip);
  font-size: 14px;
  color: var(--brand-mid);
  font-weight: 500;
}
.chip-lime {
  background: var(--acid-lime);
  color: var(--brand-dark);
}
/* Header / Nav Dock */
.site-header {
  padding: 16px 16px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}
.main-nav {
  max-width: 1100px;
  margin: 0 auto;
  background: rgba(247, 246, 240, 0.86);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(227, 229, 217, 0.9);
  border-radius: 999px;
  height: 68px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  box-shadow: 0 1px 4px rgba(17, 50, 39, 0.04);
  transition: box-shadow 0.3s ease;
}
.main-nav.scrolled {
  box-shadow: 0 2px 8px rgba(17, 50, 39, 0.08), 0 12px 24px -12px rgba(17, 50, 39, 0.25);
}
.brand {
  font-size: 17px;
  font-weight: 700;
  color: var(--brand-dark);
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}
.brand i {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--acid-lime-3);
  border-radius: 50%;
  margin-left: 4px;
  box-shadow: 0 0 0 3px rgba(174, 223, 54, 0.2);
}
.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}
.main-nav ul li a {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-main);
}
.main-nav ul li a:hover {
  color: var(--brand-dark);
  background: rgba(201, 243, 107, 0.35);
}
.main-nav ul li a.active {
  background: var(--acid-lime);
  color: var(--brand-dark);
  font-weight: 600;
}
.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-search {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--warm-gray);
  color: var(--brand-dark);
  cursor: pointer;
  transition: all 0.2s ease;
}
.nav-search:hover {
  background: var(--acid-lime);
  transform: rotate(8deg);
}
.nav-cta {
  padding: 10px 20px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--acid-lime-2), var(--acid-lime-3));
  color: var(--brand-dark);
  font-weight: 600;
  font-size: 14px;
  box-shadow: 0 3px 10px rgba(174, 223, 54, 0.3);
}
.nav-cta:hover {
  box-shadow: 0 6px 18px rgba(174, 223, 54, 0.5);
  transform: translateY(-1px);
  color: var(--brand-dark);
}
.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--warm-gray);
  color: var(--brand-dark);
  font-size: 20px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.mobile-nav {
  display: none;
}
/* Page Banner */
.page-banner {
  padding: 80px 0 0;
  position: relative;
  overflow: hidden;
}
.banner-inner {
  background: linear-gradient(135deg, #0E3427, #1E5942);
  border-radius: 32px;
  padding: 80px 72px;
  position: relative;
  color: var(--text-deep);
  display: flex;
  justify-content: space-between;
  gap: 60px;
  min-height: 380px;
}
.banner-inner::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center center;
  opacity: 0.15;
  border-radius: 0 32px 32px 0;
  pointer-events: none;
  z-index: 0;
}
.banner-content {
  position: relative;
  z-index: 2;
  flex: 0 0 56%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.banner-content .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(244, 247, 239, 0.6);
  margin-bottom: 20px;
}
.banner-content .breadcrumb a {
  color: rgba(244, 247, 239, 0.6);
}
.banner-content .breadcrumb a:hover {
  color: var(--acid-lime);
}
.banner-content h1 {
  font-size: clamp(28px, 3.6vw, 42px);
  line-height: 1.3;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}
.banner-content p {
  font-size: 16px;
  line-height: 1.9;
  max-width: 580px;
  color: rgba(244, 247, 239, 0.85);
}
.banner-art {
  flex: 0 0 40%;
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
}
.banner-art .art-inner {
  width: 100%;
  max-width: 420px;
  height: 260px;
  border-radius: 24px;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center;
  border: 2px solid rgba(255,255,255,0.2);
  box-shadow: 0 24px 48px rgba(0,0,0,0.3);
  position: relative;
}
.banner-art .float-badge {
  position: absolute;
  background: var(--bg);
  border-radius: 16px;
  padding: 14px 18px;
  font-size: 14px;
  color: var(--text-main);
  box-shadow: var(--shadow-hover);
  display: flex;
  align-items: center;
  gap: 10px;
}
.badge-one {
  bottom: -18px;
  left: -30px;
}
.badge-two {
  top: -16px;
  right: -16px;
}
.signal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--acid-lime-3);
  box-shadow: 0 0 8px rgba(201, 243, 107, 0.8);
  position: relative;
}
.signal-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: rgba(201, 243, 107, 0.3);
  animation: ping 1.5s infinite;
}
@keyframes ping {
  0% { transform: scale(0.8); opacity: 0.6; }
  70%, 100% { transform: scale(1.8); opacity: 0; }
}
.trust-belt {
  background: var(--bg-deep);
  color: var(--text-deep);
  border-radius: 20px;
  padding: 20px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  margin-top: 56px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 500;
}
.trust-item::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--acid-lime);
  border-radius: 50%;
  flex: none;
}
/* Content Grid */
.content-wrap {
  padding: var(--space-section) 0;
}
.content-header {
  margin-bottom: 48px;
}
.content-header .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--brand-mid);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.content-header .eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--acid-lime-3);
  border-radius: 2px;
}
.content-header h2 {
  font-size: clamp(26px, 3.2vw, 40px);
  line-height: 1.3;
  color: var(--text-main);
  font-weight: 700;
  margin-bottom: 14px;
}
.content-header .lead {
  font-size: 16px;
  color: var(--text-sub);
  max-width: 640px;
  line-height: 1.9;
}
/* Entry Index Blocks */
.entry-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 40px;
}
.entry-card {
  background: var(--bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card);
  padding: 36px;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.3s ease, transform 0.25s ease, border-color 0.25s ease;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.entry-card::after {
  content: "";
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--acid-lime-3);
  top: 24px;
  right: 24px;
  opacity: 0;
  transition: opacity 0.25s ease, box-shadow 0.25s ease;
}
.entry-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(174, 223, 54, 0.5);
}
.entry-card:hover::after {
  opacity: 1;
  box-shadow: 0 0 12px rgba(174, 223, 54, 0.6);
}
.entry-card:first-child {
  grid-row: span 2;
  padding: 40px;
  display: flex;
  flex-direction: column;
  background: linear-gradient(140deg, var(--bg), #faf9f4);
}
.entry-card .card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 24px;
}
.entry-card h3 {
  font-size: 24px;
  line-height: 1.4;
  color: var(--text-main);
  font-weight: 650;
  margin: 16px 0 12px;
}
.entry-card:first-child h3 {
  font-size: 28px;
}
.entry-card p {
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.85;
  flex: 1;
}
.entry-card .card-link {
  margin-top: 24px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--brand-dark);
  font-size: 15px;
}
.entry-card .card-link .arrow {
  transition: transform 0.25s ease;
}
.entry-card .card-link:hover .arrow {
  transform: translateX(5px);
}
.card-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--acid-lime);
  color: var(--brand-dark);
  font-size: 24px;
  font-style: normal;
}
.card-icon.icon-green {
  background: var(--warm-gray);
  color: var(--brand-mid);
}
.entry-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.tag {
  display: inline-block;
  padding: 4px 10px;
  font-size: 12px;
  border-radius: var(--radius-chip);
  background: var(--warm-gray);
  color: var(--brand-mid);
  font-weight: 500;
}
/* Mid hint note */
.bridge-note {
  background: var(--warm-gray);
  border-radius: var(--radius-card);
  padding: 40px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  margin: 48px 0;
  border: 1px solid rgba(174, 223, 54, 0.3);
  position: relative;
  overflow: hidden;
}
.bridge-note::before {
  content: "→";
  position: absolute;
  right: -20px;
  bottom: -40px;
  font-size: 160px;
  line-height: 1;
  color: rgba(201, 243, 107, 0.2);
  font-weight: 800;
}
.bridge-note .note-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--acid-lime);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--brand-dark);
  flex: none;
}
.bridge-note .note-body h3 {
  font-size: 20px;
  color: var(--brand-dark);
  margin-bottom: 8px;
  font-weight: 700;
}
.bridge-note .note-body p {
  font-size: 15px;
  color: var(--brand-mid);
  line-height: 1.85;
  max-width: 700px;
}
/* Checklist / Scenarios */
.scenario-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.flow-card {
  background: var(--bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card);
  padding: 28px;
  display: flex;
  gap: 20px;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.flow-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}
.flow-card .step-num {
  font-family: var(--font-num);
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, var(--brand-green), var(--brand-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  flex: none;
}
.flow-card h4 {
  font-size: 18px;
  font-weight: 650;
  margin-bottom: 8px;
  color: var(--text-main);
}
.flow-card p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.8;
}
/* Faq */
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
  padding: var(--space-section) 0;
}
.faq-item {
  border-bottom: 1px solid var(--border-color);
}
.faq-item:first-child {
  border-top: 1px solid var(--border-color);
}
.faq-item summary {
  padding: 26px 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
  font-size: 17px;
  color: var(--text-main);
  transition: color 0.2s ease;
  list-style: none;
  gap: 24px;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary:hover {
  color: var(--brand-green);
}
.faq-item summary .faq-sign {
  flex: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--warm-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: all 0.3s ease;
}
.faq-item summary .faq-sign::before {
  content: "";
  width: 12px;
  height: 2px;
  background: var(--brand-dark);
  border-radius: 2px;
  position: absolute;
  transition: transform 0.3s ease;
}
.faq-item summary .faq-sign::after {
  content: "";
  width: 12px;
  height: 2px;
  background: var(--brand-dark);
  border-radius: 2px;
  position: absolute;
  transition: transform 0.3s ease;
}
.faq-item[open] summary .faq-sign::after {
  transform: rotate(90deg);
}
.faq-item[open] summary .faq-sign {
  background: var(--acid-lime);
}
.faq-item .faq-answer {
  padding: 0 10px 26px 10px;
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.95;
}
/* CTA Section */
.cta-section {
  padding-bottom: var(--space-section);
}
.cta-card {
  background: linear-gradient(135deg, var(--brand-dark), var(--brand-green) 80%, rgba(174, 223, 54, 0.1));
  border-radius: 32px;
  padding: 72px 64px;
  color: var(--text-deep);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 40px;
  position: relative;
  overflow: hidden;
}
.cta-card::after {
  content: "";
  position: absolute;
  width: 260px;
  height: 260px;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  opacity: 0.08;
  right: -40px;
  bottom: -40px;
  border-radius: 32px;
  pointer-events: none;
}
.cta-card .cta-title {
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.4;
  font-weight: 700;
  max-width: 520px;
}
.cta-card .cta-title span {
  color: var(--acid-lime);
}
.cta-card p {
  margin-top: 12px;
  color: rgba(244,247,239,0.8);
  font-size: 16px;
  position: relative;
  z-index: 2;
}
.cta-card .btn {
  position: relative;
  z-index: 2;
}
/* Footer */
.site-footer {
  background: var(--bg-deep);
  color: rgba(244, 247, 239, 0.7);
  padding: 64px 0 0;
  margin-top: auto;
}
.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
}
.footer-brand .brand {
  color: var(--text-deep);
  font-size: 20px;
  margin-bottom: 16px;
  display: inline-flex;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.9;
  max-width: 360px;
}
.footer-col h4 {
  color: var(--text-deep);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 20px;
}
.footer-col li {
  margin-bottom: 12px;
}
.footer-col a {
  color: rgba(244, 247, 239, 0.65);
  font-size: 14px;
  transition: color 0.2s ease, padding-left 0.2s ease;
}
.footer-col a:hover {
  color: var(--acid-lime);
  padding-left: 4px;
}
.footer-bottom {
  max-width: 1200px;
  margin: 48px auto 0;
  padding: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: rgba(244, 247, 239, 0.4);
  gap: 20px;
  flex-wrap: wrap;
}
@media (max-width: 1024px) {
  .main-nav {
    max-width: calc(100% - 32px);
    padding: 0 16px;
  }
  .main-nav ul {
    gap: 2px;
  }
  .main-nav ul li a {
    padding: 8px 10px;
    font-size: 14px;
  }
  .nav-cta {
    padding: 9px 16px;
    font-size: 13px;
  }
  .banner-inner {
    padding: 56px 40px;
    gap: 32px;
  }
  .banner-art {
    display: none;
  }
  .banner-content {
    flex: 0 0 100%;
  }
}
@media (max-width: 768px) {
  :root {
    --space-section: 72px;
  }
  .main-nav {
    height: 60px;
    padding: 0 12px;
  }
  .main-nav ul, .nav-right .nav-search {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
  .brand {
    font-size: 15px;
  }
  .nav-cta {
    display: none;
  }
  .mobile-nav.open {
    display: block;
    background: var(--bg);
    border-radius: 20px;
    margin: 8px auto 0;
    max-width: calc(100% - 32px);
    padding: 16px;
    box-shadow: var(--shadow-hover);
    position: absolute;
    left: 16px;
    right: 16px;
    top: 68px;
  }
  .mobile-nav.open li {
    border-bottom: 1px solid var(--border-color);
  }
  .mobile-nav.open li:last-child {
    border-bottom: none;
  }
  .mobile-nav.open li a {
    display: block;
    padding: 14px;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-main);
  }
  .mobile-nav.open li a.active {
    color: var(--brand-dark);
    font-weight: 600;
  }
  .mobile-nav.open li a:hover {
    background: rgba(201, 243, 107, 0.25);
    color: var(--brand-dark);
  }
  .banner-inner {
    padding: 44px 28px;
    border-radius: 24px;
    min-height: auto;
  }
  .banner-content h1 {
    font-size: 26px;
  }
  .trust-belt {
    padding: 12px 20px;
    gap: 16px;
  }
  .trust-item {
    font-size: 13px;
  }
  .entry-grid {
    grid-template-columns: 1fr;
  }
  .entry-card:first-child {
    grid-row: auto;
  }
  .bridge-note {
    flex-direction: column;
    align-items: flex-start;
    padding: 32px 20px;
  }
  .scenario-grid {
    grid-template-columns: 1fr;
  }
  .cta-card {
    padding: 48px 28px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}
@media (max-width: 480px) {
  .container {
    padding: 0 18px;
  }
  .banner-inner {
    padding: 36px 22px;
  }
  .content-wrap, .faq-wrap {
    padding: 56px 0;
  }
  .entry-card, .entry-card:first-child {
    padding: 24px;
  }
  .entry-card h3 {
    font-size: 20px;
  }
  .entry-card:first-child h3 {
    font-size: 22px;
  }
  .btn {
    width: 100%;
    justify-content: center;
    padding: 12px 18px;
  }
  .cta-card .btn {
    width: 100%;
  }
  .faq-item summary {
    font-size: 15px;
    padding: 20px 4px;
  }
}

/* roulang page: article */
:root{
  --bg:#F7F6F0;
  --surface:#FDFCF8;
  --deep:#11231B;
  --green:#174335;
  --dark:#0E3427;
  --acid:#C9F36B;
  --acid-light:#D6FA64;
  --acid-deep:#AEDF36;
  --orange:#EA8B4B;
  --line:#E3E5D9;
  --soft-green:#E2E8D8;
  --text:#1E241F;
  --muted:#5C665E;
  --cream:#F4F7EF;
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow-card:0 1px 2px rgba(17,50,39,.06), 0 14px 30px -22px rgba(17,50,39,.25);
  --shadow-card-hover:0 4px 10px rgba(17,50,39,.08), 0 28px 50px -30px rgba(17,50,39,.38);
  --font-sans:"HarmonyOS Sans SC","MiSans","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"DIN Alternate","Inter",ui-sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
body{padding-top:18px;}
img{display:block;max-width:100%;}
a{color:var(--green);text-decoration:none;transition:color .2s ease, background .2s ease, border-color .2s ease;}
a:hover{color:var(--orange);}
button,input,textarea{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
:focus-visible{outline:3px solid rgba(201,243,107,.75);outline-offset:2px;border-radius:6px;}

/* Dock 导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  padding:0 16px;
}
.header-dock{
  max-width:1100px;
  height:68px;
  margin:0 auto;
  display:flex;
  align-items:center;
  padding:0 12px 0 22px;
  background:rgba(247,246,240,.86);
  border:1px solid rgba(17,35,27,.1);
  border-radius:999px;
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:0 1px 2px rgba(17,35,27,.04),0 18px 40px -40px rgba(17,35,27,.35);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:20px;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--dark);
  white-space:nowrap;
}
.brand i{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--acid-deep);
  box-shadow:0 0 0 4px rgba(201,243,107,.25);
}
.brand:hover{color:var(--dark);}
.brand:hover i{background:var(--orange);box-shadow:0 0 0 4px rgba(234,139,75,.18);}
.main-nav{margin-left:44px;}
.main-nav ul{display:flex;align-items:center;gap:6px;}
.nav-link{
  display:inline-block;
  padding:10px 14px;
  border-radius:999px;
  color:var(--text);
  font-weight:550;
  font-size:15px;
  line-height:1.2;
}
.nav-link:hover{
  color:var(--dark);
  background:rgba(201,243,107,.55);
}
.nav-link.active{
  color:var(--dark);
  background:rgba(201,243,107,.8);
  box-shadow:inset 0 0 0 1px rgba(174,223,54,.4);
}
.header-actions{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}
.btn-acid{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:46px;
  padding:0 20px;
  border:none;
  border-radius:12px;
  background:linear-gradient(135deg,var(--acid-light),var(--acid-deep));
  color:#10241B;
  font-size:15px;
  font-weight:750;
  cursor:pointer;
  transition:transform .2s ease, box-shadow .2s ease, filter .2s ease;
  white-space:nowrap;
}
.btn-acid:hover{
  color:#0C251B;
  filter:saturate(1.06);
  box-shadow:0 12px 24px -18px rgba(23,67,53,.5);
  transform:translateY(-1px);
}
.menu-toggle{
  display:none;
  width:42px;
  height:42px;
  align-items:center;
  justify-content:center;
  border:1px solid var(--line);
  border-radius:50%;
  background:transparent;
  cursor:pointer;
  color:var(--dark);
}
.menu-toggle svg{width:20px;height:20px;stroke-width:2;}

/* 文章区 */
.article-main{padding:48px 24px 0;min-height:70vh;}
.article-breadcrumb{
  max-width:980px;
  margin:0 auto 28px;
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--muted);
  font-size:14px;
}
.article-breadcrumb a{color:var(--muted);}
.article-breadcrumb a:hover{color:var(--orange);}
.article-breadcrumb .sep{color:#B8BFB4;}
.article-head{
  max-width:980px;
  margin:0 auto;
  text-align:center;
}
.cat-chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 16px;
  border-radius:999px;
  background:var(--soft-green);
  color:var(--dark);
  font-size:14px;
  font-weight:650;
}
.cat-chip::before{
  content:"";
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--acid-deep);
}
.article-title{
  margin:24px 0 18px;
  font-size:clamp(32px,4.3vw,48px);
  line-height:1.22;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--text);
  text-wrap:balance;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  align-items:center;
  gap:10px 14px;
  color:var(--muted);
  font-size:14px;
}
.article-meta .meta-item{
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.meta-divider{
  width:4px;
  height:4px;
  border-radius:50%;
  background:#C8CEC3;
}
.featured-figure{
  max-width:960px;
  margin:44px auto 0;
}
.featured-figure img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  border-radius:24px;
  border:1px solid rgba(17,35,27,.08);
  box-shadow:var(--shadow-card);
}
.article-body{
  max-width:840px;
  margin:52px auto 0;
  font-size:18px;
  line-height:1.9;
  color:#202820;
}
.article-body p{
  margin:0 0 24px;
  text-align:left;
}
.article-body h2{
  margin:56px 0 18px;
  font-size:28px;
  font-weight:750;
  line-height:1.35;
  color:var(--dark);
  padding-top:8px;
}
.article-body h3{
  margin:40px 0 14px;
  font-size:22px;
  font-weight:700;
  color:var(--green);
  line-height:1.4;
}
.article-body a{
  color:var(--green);
  border-bottom:1px solid rgba(201,243,107,.9);
  text-decoration:none;
}
.article-body a:hover{color:var(--orange);border-bottom-color:var(--orange);}
.article-body ul{
  margin:0 0 28px;
}
.article-body ul li{
  position:relative;
  padding-left:28px;
  margin-bottom:10px;
}
.article-body ul li::before{
  content:"";
  position:absolute;
  left:6px;
  top:.78em;
  width:9px;
  height:5px;
  border-left:2px solid var(--acid-deep);
  border-bottom:2px solid var(--acid-deep);
  transform:rotate(-45deg);
}
.article-body ol{
  margin:0 0 28px;
  padding-left:24px;
  list-style:decimal;
}
.article-body ol li{margin-bottom:10px;padding-left:6px;}
.article-body blockquote{
  margin:36px 0;
  padding:24px 28px;
  border-radius:0 18px 18px 0;
  border-left:5px solid var(--acid);
  background:rgba(226,232,216,.55);
  color:#294033;
  font-size:18px;
}
.article-body blockquote p{margin-bottom:10px;}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  width:100%;
  height:auto;
  border-radius:18px;
  margin:34px 0;
  border:1px solid var(--line);
}
.article-body table{
  display:block;
  width:100%;
  overflow-x:auto;
  border-collapse:collapse;
  margin:32px 0;
  font-size:15px;
  line-height:1.6;
  border-radius:12px;
  border:1px solid var(--line);
}
.article-body th{
  background:var(--deep);
  color:#F4F7EF;
  font-weight:650;
  padding:12px 16px;
  text-align:left;
  white-space:nowrap;
}
.article-body td{
  padding:12px 16px;
  border-top:1px solid var(--line);
  background:var(--surface);
  white-space:nowrap;
}
.article-body hr{
  border:0;
  border-top:1px solid var(--line);
  margin:42px 0;
}
.article-body code{
  font-family:var(--font-num),monospace;
  background:var(--soft-green);
  padding:3px 8px;
  border-radius:8px;
  font-size:.88em;
  color:var(--dark);
}

/* 入口 CTA */
.entry-cta{
  position:relative;
  max-width:900px;
  margin:70px auto 0;
  padding:48px 52px;
  border-radius:28px;
  background:
    radial-gradient(circle at 90% 20%,rgba(201,243,107,.25),transparent 180px),
    linear-gradient(135deg,#0E3427 0%,#1E5942 80%);
  color:#F4F7EF;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.entry-cta:after{
  content:"";
  position:absolute;
  right:-70px;
  top:-70px;
  width:240px;
  height:240px;
  border-radius:50%;
  border:50px solid rgba(201,243,107,.14);
}
.entry-cta .cta-text{position:relative;z-index:2;}
.entry-cta .eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--acid);
  font-size:14px;
  font-weight:650;
  margin-bottom:10px;
}
.entry-cta .eyebrow::before{
  content:"";
  width:16px;
  height:2px;
  background:var(--acid);
}
.entry-cta h2{
  max-width:520px;
  font-size:26px;
  line-height:1.45;
  font-weight:750;
}
.btn-light{
  position:relative;
  z-index:2;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:50px;
  padding:0 28px;
  border:none;
  border-radius:14px;
  background:var(--cream);
  color:#0E3427;
  font-size:16px;
  font-weight:750;
  white-space:nowrap;
  transition:transform .2s ease, box-shadow .2s ease;
}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 16px 30px -18px rgba(0,0,0,.4);color:var(--dark);}

/* 相关阅读 */
.related-section{
  max-width:1120px;
  margin:0 auto;
  padding:88px 24px 0;
}
.related-heading{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:30px;
}
.related-heading h2{
  font-size:clamp(26px,3vw,36px);
  font-weight:780;
  color:var(--dark);
  line-height:1.3;
}
.related-heading a{
  color:var(--muted);
  font-size:15px;
  font-weight:600;
}
.related-heading a:hover{color:var(--orange);}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.search-card{
  display:block;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:22px;
  overflow:hidden;
  color:var(--text);
  box-shadow:var(--shadow-card);
  transition:transform .25s ease, box-shadow .25s ease;
  height:100%;
}
.search-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-card-hover);
  color:var(--text);
}
.search-card .rel-pic{
  position:relative;
  overflow:hidden;
}
.search-card .rel-pic img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  transition:transform .4s ease;
}
.search-card:hover .rel-pic img{transform:scale(1.03);}
.search-card .rel-body{padding:20px;display:flex;flex-direction:column;gap:12px;}
.rel-tag{
  display:inline-flex;
  width:fit-content;
  padding:5px 12px;
  border-radius:999px;
  background:var(--soft-green);
  color:var(--dark);
  font-size:12px;
  font-weight:650;
}
.search-card h3{
  font-size:19px;
  line-height:1.5;
  font-weight:700;
  color:var(--text);
  margin:0;
}
.search-card .rel-date{
  color:var(--muted);
  font-size:14px;
  display:inline-flex;
  align-items:center;
  gap:4px;
}
.search-card .rel-date i{
  width:4px;height:4px;border-radius:50%;background:var(--acid-deep);display:inline-block;
}

/* 空态 */
.post-missing{
  max-width:760px;
  margin:90px auto;
  padding:76px 24px;
  text-align:center;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:28px;
  box-shadow:var(--shadow-card);
}
.miss-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:56px;
  height:56px;
  border-radius:50%;
  background:rgba(234,139,75,.14);
  color:var(--orange);
  font-size:28px;
  font-weight:800;
}
.miss-title{
  margin:18px 0 8px;
  font-size:28px;
  font-weight:750;
  color:var(--text);
}
.miss-title p{margin-bottom:12px;color:var(--muted);}
.miss-title .btn-ghost{display:inline-flex;margin-top:16px;}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:0 24px;
  border:1px solid var(--green);
  border-radius:12px;
  color:var(--green);
  font-weight:700;
  transition:background .2s ease, transform .2s ease, color .2s ease;
  background:transparent;
}
.btn-ghost:hover{background:rgba(23,67,53,.08);color:var(--dark);transform:translateY(-1px);}

/* 返回顶部 */
.back-top{
  position:fixed;
  right:26px;
  bottom:32px;
  z-index:50;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:48px;
  height:48px;
  border-radius:50%;
  background:var(--acid-light);
  color:var(--dark);
  font-size:20px;
  font-weight:800;
  box-shadow:0 14px 30px -18px rgba(23,67,53,.3);
  transition:transform .2s ease, background .2s ease;
}
.back-top:hover{transform:translateY(-3px);background:var(--acid-deep);color:var(--dark);}

/* 页脚 */
.site-footer{
  background:var(--deep);
  color:rgba(244,247,239,.8);
  margin-top:110px;
  border-radius:36px 36px 0 0;
  padding:72px 24px 30px;
}
.footer-grid{
  max-width:1120px;
  margin:0 auto;
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:48px;
}
.footer-brand .brand{
  color:#F4F7EF;
  font-size:20px;
}
.footer-brand p{
  max-width:400px;
  margin-top:16px;
  color:rgba(244,247,239,.64);
  font-size:15px;
  line-height:1.8;
}
.footer-col h4{
  color:#F4F7EF;
  font-size:16px;
  font-weight:700;
  margin-bottom:18px;
}
.footer-col li{margin-bottom:12px;}
.footer-col a{
  color:rgba(244,247,239,.7);
  font-size:15px;
}
.footer-col a:hover{color:var(--acid);}
.footer-bottom{
  max-width:1120px;
  margin:54px auto 0;
  padding-top:24px;
  border-top:1px solid rgba(244,247,239,.14);
  display:flex;
  justify-content:space-between;
  gap:8px 20px;
  flex-wrap:wrap;
  color:rgba(244,247,239,.5);
  font-size:13px;
}

/* responsive */
@media (max-width:1024px){
  .header-dock{max-width:none;}
  .main-nav{margin-left:16px;}
  .nav-link{padding:10px 10px;font-size:14px;}
  .article-main{padding-top:32px;}
  .entry-cta{padding:42px 36px;}
  .related-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
}
@media (max-width:768px){
  body{padding-top:10px;}
  .site-header{padding:0 12px;}
  .header-dock{
    height:60px;
    padding:0 14px 0 18px;
  }
  .brand{font-size:16px;}
  .brand i{width:7px;height:7px;}
  .main-nav{
    display:none;
    position:fixed;
    top:82px;
    left:20px;
    right:20px;
    background:var(--bg);
    border:1px solid var(--line);
    border-radius:22px;
    padding:16px;
    box-shadow:var(--shadow-card-hover);
  }
  .main-nav.is-open{display:block;}
  .main-nav ul{flex-direction:column;gap:6px;}
  .nav-link{display:block;padding:12px 16px;font-size:17px;}
  .header-actions .btn-acid{display:none;}
  .menu-toggle{display:inline-flex;}
  .article-main{padding:22px 16px 0;}
  .article-title{font-size:34px;}
  .featured-figure{margin-top:28px;}
  .entry-cta{flex-direction:column;align-items:flex-start;padding:30px 24px;}
  .entry-cta h2{max-width:none;font-size:22px;}
  .related-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr;gap:34px;}
  .article-body{font-size:17px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:520px){
  .related-grid{grid-template-columns:1fr;}
  .article-meta{justify-content:flex-start;}
  .article-title{font-size:28px;margin-top:18px;}
  .article-breadcrumb{margin-bottom:16px;flex-wrap:wrap;}
  .article-body h2{font-size:24px;}
  .article-body blockquote{padding:18px;font-size:16px;}
  .entry-cta{margin-top:44px;}
  .back-top{right:16px;bottom:20px;width:42px;height:42px;font-size:18px;}
  .site-footer{margin-top:64px;padding-top:52px;}
  .footer-bottom{align-items:flex-start;}
  .footer-brand p{max-width:100%;}
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;}
}

/* roulang page: category2 */
:root{
  --bg:#F7F6F0;
  --bg-deep:#11231B;
  --green-deep:#0E3427;
  --green:#174335;
  --green-2:#1E5942;
  --acid:#C9F36B;
  --acid-2:#D6FA64;
  --acid-3:#AEDF36;
  --orange:#EA8B4B;
  --sand:#E2E8D8;
  --text:#1E241F;
  --text-2:#5C665E;
  --light:#F4F7EF;
  --line:#E3E5D9;
  --r-card:24px;
  --r-img:16px;
  --r-btn:12px;
  --r-tag:999px;
  --shadow-card:0 1px 2px rgba(17,50,39,.06), 0 14px 30px -22px rgba(17,50,39,.25);
  --shadow-hover:0 4px 10px rgba(17,50,39,.08), 0 28px 50px -30px rgba(17,50,39,.38);
  --font-cn:"HarmonyOS Sans SC","MiSans","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"DIN Alternate","Inter",ui-sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-cn);background:var(--bg);color:var(--text);line-height:1.85;font-size:16px;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:var(--green);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--orange)}
ul,ol{list-style:none}
button, input{font-family:inherit}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section.tight{padding:64px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:500;color:var(--green);
  background:rgba(201,243,107,.22);border:1px solid rgba(201,243,107,.6);
  padding:6px 14px;border-radius:var(--r-tag);letter-spacing:.02em;
}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--acid-3)}
.sec-head{max-width:800px;margin-bottom:48px}
.sec-head h2{font-size:clamp(28px,3.2vw,44px);line-height:1.25;font-weight:700;letter-spacing:-.01em;color:var(--green-deep);margin:16px 0 12px}
.sec-head p{font-size:17px;color:var(--text-2);line-height:1.85}

/* ====== header dock ====== */
.site-header{position:sticky;top:0;z-index:100;padding:16px 16px 0}
.header-dock{
  max-width:1100px;margin:0 auto;height:68px;
  background:rgba(247,246,240,.86);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border:1px solid rgba(227,229,217,.9);
  border-radius:999px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 10px 0 20px;
  box-shadow:0 1px 2px rgba(17,50,39,.05);
  transition:box-shadow .3s ease;
}
.site-header.scrolled .header-dock{box-shadow:var(--shadow-card)}
.brand{display:inline-flex;align-items:center;gap:5px;white-space:nowrap;font-size:17px;font-weight:700;color:var(--green-deep);margin-right:8px}
.brand i{width:8px;height:8px;border-radius:50%;background:var(--acid-3);display:inline-block;box-shadow:0 0 0 4px rgba(201,243,107,.22)}
.main-nav{margin:0 auto}
.main-nav ul{display:flex;align-items:center;gap:4px}
.main-nav a{
  display:inline-block;padding:8px 14px;border-radius:999px;
  font-size:15px;color:var(--text);font-weight:500;transition:background .2s,color .2s;
}
.main-nav a:hover{background:rgba(201,243,107,.4);color:var(--green-deep)}
.main-nav a.is-active,.main-nav a.active{background:var(--acid);color:var(--green-deep);font-weight:600}
.header-actions{display:flex;align-items:center;gap:8px}
.search-btn{
  width:38px;height:38px;border-radius:999px;border:1px solid var(--line);
  background:#fff;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:background .2s,border-color .2s;
}
.search-btn:hover{background:var(--sand);border-color:var(--green)}
.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:var(--r-btn);font-weight:600;font-size:15px;padding:12px 22px;border:1px solid transparent;cursor:pointer;transition:all .22s ease;white-space:nowrap}
.btn-primary{
  background:linear-gradient(135deg,var(--acid-2),var(--acid-3));color:var(--green-deep);
  box-shadow:0 6px 18px -8px rgba(174,223,54,.7);
}
.btn-primary:hover{filter:brightness(.96);box-shadow:var(--shadow-hover);color:var(--green-deep);transform:translateY(-1px)}
.btn-outline{border-color:var(--green);color:var(--green);background:transparent}
.btn-outline:hover{background:rgba(23,67,53,.09);color:var(--green)}
.btn-dark{
  background:var(--light);color:var(--green-deep);
}
.btn-dark:hover{background:var(--acid);color:var(--green-deep);transform:translateY(-1px)}
.btn-lg{padding:15px 30px;font-size:17px;border-radius:14px}
.menu-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;align-items:center;justify-content:center}
.menu-toggle span{width:18px;height:2px;background:var(--text);position:relative;display:block}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text)}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
@media(max-width:1024px){
  .main-nav{display:none;position:absolute;top:76px;left:16px;right:16px;background:var(--bg);border:1px solid var(--line);border-radius:24px;padding:16px;box-shadow:var(--shadow-hover)}
  .main-nav.open{display:block}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:8px}
  .main-nav a{display:block;padding:13px 18px;border-radius:16px;font-size:19px}
  .menu-toggle{display:inline-flex}
  .search-btn{display:none}
  .header-actions .btn{font-size:14px;padding:10px 16px}
}
@media(max-width:768px){
  .site-header{padding:8px 10px 0}
  .header-dock{height:60px;border-radius:18px;padding:0 6px 0 14px}
  .brand{font-size:14px}
  .brand i{display:none}
  .header-actions .btn{padding:9px 12px;font-size:13px}
  .header-actions .btn-text{display:none}
  .section{padding:64px 0}
  .wrap{padding:0 18px}
}

/* ====== hero ====== */
.hero{
  position:relative;overflow:hidden;
  padding:72px 0 80px;
}
.hero:before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(23,67,53,.08) 1px,transparent 1px);
  background-size:32px 32px;
  mask-image:linear-gradient(90deg,transparent,rgba(0,0,0,.5));
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center;position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--text-2);margin-bottom:22px}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--orange)}
.crumb i{width:12px;height:1px;background:var(--line);display:inline-block;transform:rotate(0)}
.hero-title{
  font-size:clamp(34px,5vw,58px);font-weight:800;line-height:1.2;letter-spacing:-.02em;
  color:var(--green-deep);margin:22px 0 18px;
}
.hero-title .thin{color:var(--green-2)}
.hero-title .mark{color:var(--green-2);background:linear-gradient(160deg,transparent 60%,rgba(201,243,107,.7) 60%);border-radius:4px;padding:0 4px}
.hero-desc{font-size:18px;color:var(--text-2);line-height:1.9;max-width:520px;margin-bottom:30px}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px}
.hero-note{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-2);margin-top:18px}
.hero-note .live-dot{width:8px;height:8px;background:var(--acid-3);border-radius:50%;box-shadow:0 0 0 4px rgba(201,243,107,.25)}
.hero-visual{position:relative}
.hero-photo{
  border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--green-deep);background:var(--green-deep);
  box-shadow:var(--shadow-hover);position:relative;
}
.hero-photo img{width:100%;height:420px;object-fit:cover;opacity:.92}
.hero-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(17,50,39,.05),rgba(17,50,39,.18))}
.photo-tag{
  position:absolute;z-index:2;left:18px;top:18px;
  background:rgba(17,50,39,.85);color:var(--light);border-radius:999px;
  padding:7px 14px;font-size:13px;display:flex;align-items:center;gap:8px;
  backdrop-filter:blur(6px);
}
.photo-tag i{width:7px;height:7px;background:var(--acid);border-radius:50%}
.float-badge{
  position:absolute;z-index:3;background:var(--bg);border:1px solid var(--line);
  border-radius:18px;padding:14px 18px;box-shadow:var(--shadow-hover);
  display:flex;align-items:center;gap:12px;font-size:14px;
}
.float-badge b{font-size:22px;font-family:var(--font-num);color:var(--green)}
.float-badge .badge-icon{width:38px;height:38px;border-radius:12px;background:rgba(201,243,107,.3);display:flex;align-items:center;justify-content:center}
.float-badge.top{right:-10px;top:28px}
.float-badge.bottom{left:-18px;bottom:28px}
@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .hero-photo img{height:340px}
}
@media(max-width:768px){
  .hero{padding:44px 0 56px}
  .float-badge.bottom{left:0;bottom:14px}
  .float-badge.top{right:0;top:12px}
  .hero-btns .btn{flex:1}
}

/* ====== ticker bar ====== */
.ticker{background:var(--bg-deep);border-radius:0;padding:18px 0}
.ticker-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.ticker-item{display:flex;align-items:center;gap:12px;padding:0 28px;border-right:1px solid rgba(244,247,239,.14)}
.ticker-item:last-child{border-right:0}
.ticker-item svg{flex:none}
.ticker-item b{font-size:20px;color:var(--acid);font-weight:600;letter-spacing:.01em}
.ticker-item span{font-size:13px;color:rgba(244,247,239,.72)}
@media(max-width:1024px){
  .ticker-inner{grid-template-columns:repeat(2,1fr);gap:16px 0}
  .ticker-item:nth-child(2){border-right:0}
}
@media(max-width:520px){
  .ticker-inner{grid-template-columns:1fr 1fr;padding:0 10px}
  .ticker-item{padding:0 12px;flex-direction:column;align-items:flex-start;gap:2px}
}

/* ====== index cards ====== */
.card-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.feature-card{
  background:var(--bg);
  border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--shadow-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s;
  position:relative;overflow:hidden;
}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(23,67,53,.2)}
.feature-card:before{content:"";position:absolute;left:0;top:0;height:4px;width:32px;background:var(--acid);border-radius:0 0 8px 0;transition:width .3s}
.feature-card:hover:before{width:100%}
.feature-card .f-icon{
  width:48px;height:48px;border-radius:14px;background:rgba(201,243,107,.22);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.feature-card h3{font-size:21px;color:var(--green-deep);font-weight:650;margin-bottom:8px}
.feature-card p{font-size:15px;color:var(--text-2);line-height:1.8}
.feature-card .f-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;font-weight:600;color:var(--green)}
.feature-card .f-link svg{transition:transform .25s}
.feature-card:hover .f-link svg{transform:translateX(4px)}
.f-main{grid-column:span 7;background:linear-gradient(145deg,var(--green-deep),var(--green-2));color:var(--light);border:0}
.f-main:before{content:none}
.f-main h3{color:var(--light)}
.f-main p{color:rgba(244,247,239,.82)}
.f-main .f-icon{background:rgba(201,243,107,.16)}
.f-main .f-link{color:var(--acid-2)}
.f-pair1{grid-column:span 5}
.f-pair2{grid-column:span 5}
.f-trio{grid-column:span 4}
@media(max-width:1024px){
  .f-main{grid-column:span 12}
  .f-pair1,.f-pair2,.f-trio{grid-column:span 6}
}
@media(max-width:768px){
  .f-pair1,.f-pair2,.f-trio{grid-column:span 12}
}

/* quick topic */
.quick-strip{
  margin-top:32px;background:var(--sand);border-radius:18px;
  padding:18px 24px;display:flex;align-items:center;gap:18px;flex-wrap:wrap;
}
.quick-strip span{color:var(--text-2);font-size:14px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;background:var(--bg);
  border:1px solid var(--line);color:var(--green);font-size:14px;font-weight:500;
  transition:all .2s ease;
}
.chip:hover{border-color:var(--acid-3);color:var(--green-deep);background:#fff}
.chip i{width:6px;height:6px;border-radius:50%;background:var(--acid-3)}

/* ====== process ====== */
.pro-section{background:var(--sand);border-radius:40px;padding:80px 64px}
.pro-grid{display:grid;grid-template-columns:1fr 1fr .5fr;gap:24px}
.pro-card{border-radius:24px;background:var(--bg);border:1px solid var(--line);padding:28px;position:relative;box-shadow:var(--shadow-card)}
.pro-num{font-family:var(--font-num);font-size:44px;font-weight:700;color:var(--acid-3);line-height:.9;display:block;margin-bottom:26px}
.pro-card h3{font-size:19px;color:var(--green-deep);margin-bottom:10px}
.pro-card p{font-size:15px;color:var(--text-2)}
.pro-tail{
  background:var(--green-deep);border-radius:24px;display:flex;flex-direction:column;justify-content:center;
  align-items:center;text-align:center;padding:24px;color:var(--light);gap:10px;
}
.pro-tail b{font-size:17px;line-height:1.5}
.pro-tail .btn{margin-top:6px}
@media(max-width:1024px){
  .pro-section{padding:56px 28px}
  .pro-grid{grid-template-columns:1fr 1fr}
  .pro-tail{grid-column:span 2}
}
@media(max-width:768px){
  .pro-section{padding:44px 18px;border-radius:28px}
  .pro-grid{grid-template-columns:1fr}
  .pro-tail{grid-column:span 1}
}

/* ====== deep difference ====== */
.diff-section{background:var(--bg-deep);border-radius:0;padding:96px 0;color:var(--light)}
.diff-wrap{max-width:1200px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:.9fr 1.1fr;gap:80px}
.diff-title h2{font-size:clamp(28px,3.2vw,42px);color:var(--light);line-height:1.25;margin-bottom:18px}
.diff-title p{color:rgba(244,247,239,.74);font-size:16px;line-height:1.9}
.diff-title .btn{margin-top:28px}
.diff-list li{display:flex;gap:18px;padding:22px 0;border-bottom:1px solid rgba(244,247,239,.12)}
.diff-list li:first-child{padding-top:0}
.diff-list .idx{font-family:var(--font-num);color:var(--acid);font-weight:700;font-size:16px;min-width:34px}
.diff-list b{color:var(--light);font-size:18px;display:block;margin-bottom:5px}
.diff-list span{font-size:15px;color:rgba(244,247,239,.66);line-height:1.75}
@media(max-width:1024px){
  .diff-wrap{grid-template-columns:1fr;gap:40px}
}
@media(max-width:768px){
  .diff-section{padding:64px 0}
  .diff-wrap{padding:0 18px}
}

/* ====== FAQ ====== */
.faq{max-width:860px;margin:0 auto}
.faq-item{
  border:1px solid var(--line);border-radius:18px;background:var(--bg);
  margin-bottom:12px;box-shadow:var(--shadow-card);overflow:hidden;
}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;text-align:left;background:transparent;border:0;cursor:pointer;padding:22px 26px;font-size:17px;font-weight:600;color:var(--green-deep)}
.faq-q .faq-icon{width:26px;height:26px;border-radius:8px;background:rgba(201,243,107,.25);flex:none;display:flex;align-items:center;justify-content:center;transition:transform .3s,background .3s}
.faq-q .faq-icon svg{transition:transform .3s}
.faq-item.open .faq-q .faq-icon{transform:rotate(45deg);background:var(--acid)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 26px 24px;font-size:16px;color:var(--text-2);line-height:1.85}
.faq-item.open .faq-a{max-height:360px}
@media(max-width:520px){.faq-q{padding:18px;font-size:16px}.faq-a p{padding:0 18px 20px}}

/* ====== cta big ====== */
.cta-card{
  border-radius:36px;background:linear-gradient(135deg,var(--green-deep),var(--green-2));
  overflow:hidden;position:relative;padding:60px 56px;color:var(--light);
  display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-card:before{content:"";position:absolute;right:-80px;bottom:-80px;width:300px;height:300px;border-radius:50%;background:rgba(201,243,107,.13)}
.cta-card:after{content:"";position:absolute;right:40px;bottom:20px;width:120px;height:120px;border-radius:50%;background:rgba(201,243,107,.07)}
.cta-left{position:relative;z-index:2}
.cta-left h2{color:var(--light);font-size:clamp(26px,3vw,40px);line-height:1.3;margin-bottom:10px}
.cta-left p{color:rgba(244,247,239,.78);font-size:16px}
.cta-right{position:relative;z-index:2;flex:none}
@media(max-width:768px){
  .cta-card{flex-direction:column;padding:42px 24px;align-items:flex-start;border-radius:24px}
  .cta-right .btn{width:100%}
}

/* ====== footer ====== */
.site-footer{border-top:1px solid var(--line);background:var(--bg);padding-top:54px;margin-top:40px}
.footer-grid{max-width:1200px;margin:0 auto;padding:0 24px 40px;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:56px}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.85;max-width:340px;margin-top:12px}
.footer-col h4{font-size:15px;color:var(--green-deep);font-weight:600;margin-bottom:14px}
.footer-col ul li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--orange)}
.footer-bottom{
  border-top:1px solid var(--line);padding:18px 0;
}
.footer-bottom .wrap{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:6px;color:var(--text-2);font-size:13px}
@media(max-width:768px){
  .footer-grid{grid-template-columns:1fr;gap:32px;padding:20px 18px 32px}
  .footer-bottom .wrap{padding:0 18px}
}

/* ====== helper ====== */
.icon-line{stroke:currentColor;stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}

/* roulang page: category3 */
:root{
  --paper:#F7F6F0;
  --card:#FFFFFF;
  --deep:#11231B;
  --green-900:#0E3427;
  --green-700:#174335;
  --green-600:#1E5942;
  --lime:#C9F36B;
  --lime-2:#D6FA64;
  --lime-deep:#AEDF36;
  --orange:#EA8B4B;
  --line:#E3E5D9;
  --mist:#E2E8D8;
  --ink:#1E241F;
  --ink-2:#5C665E;
  --ink-3:#7E887F;
  --color-light:#F4F7EF;
  --shadow-card:0 1px 2px rgba(17,50,39,.06),0 14px 30px -24px rgba(17,50,39,.28);
  --shadow-hover:0 4px 10px rgba(17,50,39,.08),0 28px 50px -34px rgba(17,50,39,.42);
  --radius-lg:24px;
  --radius-card:20px;
  --radius-md:16px;
  --radius-btn:12px;
  --radius-pill:999px;
  --font-body:"HarmonyOS Sans SC","MiSans","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"DIN Alternate","Inter",ui-sans-serif,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  padding-top:16px;
}
img{display:block;max-width:100%;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none}
ul,ol{list-style:none}
h1,h2,h3,h4{font-weight:700;line-height:1.25;color:var(--ink)}
h2{font-size:clamp(28px,3.2vw,42px);letter-spacing:-.01em}
h3{font-size:22px;font-weight:650}
h4{font-size:18px;font-weight:650}
p{color:inherit}
.container{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px}
.section{padding:96px 0}
.section+.section{padding-top:0}
section,footer{scroll-margin-top:120px}
:focus-visible{outline:3px solid rgba(201,243,107,.7);outline-offset:3px;border-radius:6px}
::selection{background:var(--lime);color:var(--deep)}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--radius-btn);
  font-weight:650;font-size:15px;line-height:1.2;
  padding:15px 24px;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--lime-2),var(--lime-deep));
  color:var(--green-900);
  box-shadow:0 8px 22px -12px rgba(174,223,54,.9);
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 12px 26px -12px rgba(174,223,54,1),0 4px 10px rgba(17,50,39,.08);
}
.btn-outline{
  border:1px solid rgba(23,67,53,.45);
  color:var(--green-900);
  background:rgba(255,255,255,.2);
}
.btn-outline:hover{background:rgba(23,67,53,.08);border-color:var(--green-700)}
.btn-light{
  background:var(--paper);
  color:var(--green-900);
  box-shadow:0 8px 22px -12px rgba(0,0,0,.4);
}
.btn-light:hover{transform:translateY(-2px);background:#fff}

/* Header nav */
.site-header{
  position:sticky;
  top:8px;
  z-index:120;
  width:min(1100px,calc(100% - 32px));
  margin-left:auto;
  margin-right:auto;
  margin-bottom:20px;
}
.header-inner{
  position:relative;
  height:68px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  background:rgba(247,246,240,.86);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  backdrop-filter:blur(18px) saturate(120%);
  border:1px solid rgba(23,67,53,.12);
  border-radius:var(--radius-pill);
  padding:0 14px 0 22px;
  box-shadow:0 4px 18px rgba(17,50,39,.05);
  transition:box-shadow .3s ease;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:750;
  letter-spacing:-.02em;
  color:var(--ink);
  font-size:20px;
  line-height:1.2;
  white-space:nowrap;
  max-width:100%;
}
.brand i{
  flex:none;
  width:8px;height:8px;
  background:var(--lime-deep);
  border-radius:50%;
  box-shadow:0 0 0 5px rgba(201,243,107,.22);
}
.main-nav{margin-left:auto}
.main-nav ul{display:flex;align-items:center;gap:6px}
.nav-link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:9px 13px;
  border-radius:var(--radius-pill);
  color:var(--ink-2);
  font-weight:600;
  font-size:15px;
  transition:background-color .2s ease,color .2s ease;
}
.nav-link:hover{background:rgba(201,243,107,.45);color:var(--ink)}
.nav-link.active{background:var(--lime);color:var(--green-900);font-weight:700}
.header-actions{display:flex;align-items:center;gap:10px}
.nav-cta{
  display:inline-flex;
  align-items:center;
  padding:11px 18px;
  border-radius:var(--radius-pill);
  background:var(--deep);
  color:var(--paper);
  font-size:14px;
  font-weight:650;
  white-space:nowrap;
  transition:background-color .2s ease,transform .2s ease;
}
.nav-cta:hover{background:var(--green-700);transform:translateY(-1px)}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:rgba(23,67,53,.08);
}
.nav-toggle svg{width:22px;height:22px;stroke:var(--green-900)}
@media (max-width:1100px){
  .main-nav{
    display:none;
    position:absolute;
    top:calc(100% + 12px);
    left:0;
    right:0;
    background:rgba(247,246,240,.96);
    border:1px solid var(--line);
    border-radius:24px;
    padding:12px;
    box-shadow:var(--shadow-hover);
    margin-left:0;
  }
  .main-nav.open{display:block}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:4px}
  .nav-link{justify-content:flex-start;font-size:17px;padding:14px 18px;border-radius:16px}
  .nav-toggle{display:inline-flex}
}

/* Hero */
.category-hero{
  position:relative;
  isolation:isolate;
  overflow:hidden;
  padding:52px 0 28px;
}
.category-hero::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  background-image:
    radial-gradient(circle at 15% 20%,rgba(201,243,107,.13),transparent 34%),
    url('/assets/images/backpic/back-3.png');
  background-size:cover;
  background-position:center;
  opacity:.2;
  pointer-events:none;
}
.hero-inner{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(360px,.9fr);
  gap:64px;
  align-items:center;
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  color:var(--ink-2);
  font-size:14px;
  margin-bottom:24px;
  flex-wrap:wrap;
}
.crumb a{color:var(--green-700);font-weight:600}
.crumb a:hover{color:var(--orange)}
.crumb .sep{color:var(--ink-3)}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(201,243,107,.25);
  border:1px solid rgba(174,223,54,.45);
  color:var(--green-700);
  font-weight:650;
  font-size:13px;
  padding:7px 14px;
  border-radius:var(--radius-pill);
  margin-bottom:22px;
}
.eyebrow i{
  width:7px;height:7px;
  border-radius:50%;
  background:var(--lime-deep);
}
.hero-inner h1{
  font-size:clamp(34px,4.8vw,60px);
  line-height:1.18;
  color:var(--green-900);
  letter-spacing:-.02em;
  margin-bottom:24px;
}
.hero-desc{
  max-width:62ch;
  font-size:17px;
  color:var(--ink-2);
  margin-bottom:34px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.hero-note{
  display:flex;
  align-items:center;
  gap:8px;
  color:var(--ink-2);
  font-size:14px;
  border-top:1px solid var(--line);
  padding-top:18px;
}
.hero-note i{
  width:8px;height:8px;border-radius:50%;
  background:var(--lime-deep);
  box-shadow:0 0 0 4px rgba(201,243,107,.25);
}
.hero-media{position:relative}
.hero-media .frame{
  border-radius:var(--radius-lg);
  border:1px solid rgba(23,67,53,.2);
  background:var(--card);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  aspect-ratio:4/3;
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media .float-card{
  position:absolute;
  background:#fff;
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:var(--shadow-hover);
  padding:12px 15px;
  display:flex;
  align-items:center;
  gap:12px;
  right:-16px;
  top:24px;
}
.hero-media .float-card .icon{
  width:40px;height:40px;
  border-radius:50%;
  background:rgba(201,243,107,.3);
  display:flex;
  align-items:center;
  justify-content:center;
}
.hero-media .float-card svg{width:21px;height:21px;stroke:var(--green-700)}
.float-card b{display:block;font-size:12px;font-weight:650}
.float-card span{font-size:16px;color:var(--ink);line-height:1.3;font-weight:750}
.hero-media .status-tip{
  position:absolute;
  left:-14px;
  bottom:22px;
  background:var(--deep);
  color:var(--paper);
  border-radius:14px;
  padding:11px 15px;
  display:flex;
  align-items:center;
  gap:9px;
  box-shadow:0 12px 30px -10px rgba(17,50,39,.5);
  font-size:13px;
  font-weight:600;
}
.status-tip i{width:8px;height:8px;background:var(--lime);border-radius:50%;box-shadow:0 0 0 4px rgba(201,243,107,.18)}

/* Section headings */
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  margin-bottom:52px;
  flex-wrap:wrap;
}
.section-head h2{max-width:22ch}
.section-head .desc{max-width:36ch;color:var(--ink-2);font-size:16px}
.section-tag{
  display:flex;
  align-items:center;
  gap:8px;
  color:var(--green-700);
  font-size:14px;
  font-weight:650;
  margin-bottom:10px;
}
.section-tag::before{content:"";width:22px;height:2px;background:var(--lime-deep);border-radius:99px}

/* Services grid */
.services-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:24px;
}
.service-card{
  grid-column:span 3;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:28px 24px;
  box-shadow:var(--shadow-card);
  position:relative;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.service-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(174,223,54,.7);
}
.service-card:hover .card-link{color:var(--orange)}
.service-card:hover .card-link i{transform:translateX(4px)}
.s-icon{
  width:48px;height:48px;
  border-radius:16px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(201,243,107,.24);
  margin-bottom:22px;
}
.s-icon svg{width:25px;height:25px;stroke:var(--green-700);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.s-icon.orange{background:rgba(234,139,75,.16)}
.s-icon.orange svg{stroke:var(--orange)}
.s-icon.mist{background:rgba(226,232,216,.58)}
.s-icon.mist svg{stroke:var(--green-600)}
.tag{
  display:inline-flex;
  align-items:center;
  background:var(--mist);
  color:var(--green-700);
  border-radius:var(--radius-pill);
  font-size:12px;
  font-weight:650;
  padding:5px 11px;
  margin-bottom:14px;
}
.service-card h3{font-size:20px;margin-bottom:10px}
.service-card p{color:var(--ink-2);font-size:15px;margin-bottom:20px}
.card-link{
  display:inline-flex;
  align-items:center;
  gap:7px;
  color:var(--green-700);
  font-size:14px;
  font-weight:650;
  transition:color .2s ease;
}
.card-link i{font-style:normal;transition:transform .2s ease}
.card-link:hover{color:var(--orange)}
.service-card--wide{
  grid-column:span 6;
  display:grid;
  grid-template-columns:minmax(0,.9fr) minmax(0,1.35fr);
  align-items:center;
  gap:24px;
  padding:0;
  overflow:hidden;
}
.s-preview{
  align-self:stretch;
  min-height:240px;
  background:var(--mist);
  overflow:hidden;
}
.s-preview img{width:100%;height:100%;object-fit:cover}
.service-card--wide .s-body{
  padding:22px 26px 22px 4px;
}
.service-card--wide h3{font-size:22px}
@media(max-width:1024px){
  .service-card{grid-column:span 6}
  .service-card--wide{grid-column:span 6}
  .service-card--wide{padding:0}
}
@media(max-width:620px){
  .service-card,.service-card--wide{grid-column:span 12}
}

/* Notice strip */
.notice-strip{
  background:var(--deep);
  color:var(--paper);
  padding:40px 0;
  margin-top:78px;
}
.notice-inner{
  display:flex;
  align-items:flex-start;
  gap:22px;
  justify-content:space-between;
  flex-wrap:wrap;
}
.notice-chip{
  flex:none;
  background:var(--lime);
  color:var(--green-900);
  font-weight:750;
  padding:8px 18px;
  border-radius:var(--radius-pill);
  font-size:14px;
}
.notice-copy{
  flex:1;
  min-width:260px;
  max-width:62ch;
  color:rgba(244,247,239,.82);
  font-size:15px;
}
.notice-copy a{
  color:var(--lime);
  border-bottom:1px dashed rgba(201,243,107,.4);
}

/* Flow */
.process-wrap{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
  counter-reset:step;
}
.process-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:30px 25px;
  position:relative;
  box-shadow:var(--shadow-card);
}
.step-num{
  font-family:var(--font-num);
  font-size:38px;
  font-weight:650;
  color:var(--lime-deep);
  line-height:1;
  margin-bottom:18px;
  display:flex;
  align-items:center;
  gap:6px;
}
.step-num::before{
  content:"";
  width:16px;height:2px;
  background:var(--lime-deep);
  border-radius:99px;
}
.process-item h4{font-size:18px;margin-bottom:10px;color:var(--green-900)}
.process-item p{color:var(--ink-2);font-size:14.5px}
@media(max-width:1024px){
  .process-wrap{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:600px){
  .process-wrap{grid-template-columns:1fr}
}

/* FAQ */
.faq-panel{
  max-width:860px;
  margin:0 auto;
}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  margin-bottom:14px;
  box-shadow:var(--shadow-card);
  transition:box-shadow .25s ease;
}
.faq-item[open]{box-shadow:var(--shadow-hover);border-color:rgba(174,223,54,.5)}
.faq-summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:22px 26px;
  list-style:none;
  cursor:pointer;
  font-size:17px;
  font-weight:650;
  color:var(--green-900);
}
.faq-summary::-webkit-details-marker{display:none}
.faq-summary::after{
  content:"+";
  flex:none;
  width:30px;height:30px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:var(--mist);
  color:var(--green-700);
  font-size:21px;
  font-weight:500;
  transition:transform .25s ease,background-color .25s ease;
}
.faq-item[open] .faq-summary::after{
  transform:rotate(45deg);
  background:var(--lime);
  color:var(--green-900);
}
.faq-answer{
  padding:0 26px 24px;
  color:var(--ink-2);
  font-size:15px;
  max-width:70ch;
}
.faq-answer a{color:var(--green-700);font-weight:650;border-bottom:1px solid rgba(23,67,53,.2)}
.faq-answer a:hover{color:var(--orange)}

/* CTA */
.cta-card{
  background:linear-gradient(135deg,var(--green-900),var(--green-600));
  border-radius:28px;
  color:var(--paper);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  padding:54px 58px;
  position:relative;
  overflow:hidden;
}
.cta-card::after{
  content:"";
  position:absolute;
  width:260px;height:260px;
  right:-90px;
  top:-90px;
  border-radius:50%;
  background:rgba(201,243,107,.1);
}
.cta-card::before{
  content:"";
  position:absolute;
  width:160px;height:160px;
  right:30px;
  bottom:-120px;
  border-radius:50%;
  background:rgba(201,243,107,.12);
}
.cta-copy{
  position:relative;
  z-index:1;
  max-width:570px;
}
.cta-copy .eyebrow{
  background:rgba(201,243,107,.14);
  border-color:rgba(201,243,107,.25);
  color:var(--lime);
}
.cta-copy h2{
  color:#fff;
  font-size:clamp(26px,3vw,40px);
  margin-bottom:14px;
}
.cta-copy p{color:rgba(244,247,239,.78);font-size:15px}
.cta-card .btn{
  position:relative;
  z-index:2;
  flex:none;
}
@media(max-width:900px){
  .cta-card{flex-direction:column;align-items:flex-start;padding:40px 28px}
}
@media(max-width:600px){
  .cta-card{padding:32px 22px;border-radius:22px}
}

/* Footer */
.site-footer{
  background:var(--deep);
  color:rgba(244,247,239,.75);
  margin-top:96px;
  padding-top:60px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr .9fr .9fr;
  gap:52px;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px 44px;
}
.footer-brand .brand{
  color:#fff;
  font-size:21px;
  margin-bottom:16px;
}
.footer-brand p{
  max-width:44ch;
  font-size:14.5px;
  color:rgba(244,247,239,.62);
  line-height:1.8;
}
.footer-col h4{
  color:#fff;
  font-size:15px;
  font-weight:650;
  margin-bottom:16px;
}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{
  font-size:14.5px;
  color:rgba(244,247,239,.64);
  transition:color .2s ease;
}
.footer-col ul a:hover{color:var(--lime)}
.footer-bottom{
  border-top:1px solid rgba(244,247,239,.12);
  max-width:1200px;
  margin:0 auto;
  padding:22px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:rgba(244,247,239,.45);
  flex-wrap:wrap;
}

/* Responsive */
@media(max-width:1024px){
  .section{padding:72px 0}
  .hero-inner{grid-template-columns:1fr;gap:46px}
  .hero-inner h1{max-width:16ch}
  .category-hero{padding-top:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media(max-width:768px){
  body{padding-top:8px;font-size:15px}
  .site-header{width:calc(100% - 16px)}
  .header-inner{height:60px;padding-left:16px;gap:10px}
  .brand{font-size:18px}
  .nav-cta{display:none}
  .category-hero{padding-top:12px}
  .hero-media .float-card{right:8px;top:10px}
  .hero-media .status-tip{left:8px;bottom:12px}
  .section-head{margin-bottom:40px;gap:18px}
  .section-tag{margin-bottom:8px}
  .cta-card .btn{width:100%}
}
@media(max-width:560px){
  .container{padding-left:18px;padding-right:18px}
  .brand{font-size:17px}
  .hero-media .frame{border-radius:20px}
  .hero-desc{font-size:15.5px}
  .service-card{grid-column:span 12;padding:24px 20px}
  .service-card--wide{display:flex;flex-direction:column}
  .service-card--wide .s-preview{min-height:200px;width:100%}
  .service-card--wide .s-body{padding:22px 20px 26px}
  .hero-actions .btn{width:100%}
  .section{padding:56px 0}
  .notice-strip{margin-top:56px;padding:30px 0}
  .cta-card h2{font-size:26px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category4 */
:root{
  --bg:#F7F6F0;
  --bg-soft:#EFEFE4;
  --surface:#FBFBF7;
  --deep:#11231B;
  --green-dark:#0E3427;
  --green:#174335;
  --lime:#C9F36B;
  --lime-bright:#D6FA64;
  --lime-deep:#AEDF36;
  --lime-soft:#E8F7C7;
  --orange:#EA8B4B;
  --text:#1E241F;
  --muted:#5C665E;
  --line:#E3E5D9;
  --softgreen:#E2E8D8;
  --light-text:#F4F7EF;
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(17,52,39,.06), 0 14px 30px -22px rgba(17,52,39,.25);
  --shadow-hover:0 4px 10px rgba(17,52,39,.08), 0 28px 50px -30px rgba(17,52,39,.38);
  --container:1200px;
  --gap:96px;
  --font-cn:"HarmonyOS Sans SC","MiSans","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"DIN Alternate","Inter",ui-sans-serif,system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:130px}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none;transition:color .22s ease,background .22s ease,border-color .22s ease,transform .22s ease}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{list-style:none}
.container{width:min(var(--container),100% - 48px);margin-inline:auto}
.section{padding:var(--gap) 0}
.section-tint{background:linear-gradient(180deg,#F1F1E7,var(--bg));border-bottom:1px solid var(--line)}

/* ---------- 标题与通用小组件 ---------- */
.section-head{max-width:820px;margin-bottom:48px}
.section-head .section-kicker{display:flex;align-items:center;gap:8px;color:var(--green);font-weight:600;letter-spacing:.06em;margin-bottom:16px}
.section-kicker::before{content:"";width:26px;height:3px;background:var(--lime);border-radius:999px}
.section-head h2{font-size:clamp(28px,3.2vw,44px);line-height:1.2;font-weight:700;letter-spacing:-.02em}
.section-head p{color:var(--muted);margin-top:18px;font-size:17px;max-width:76ch}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:50px;padding:0 24px;border-radius:var(--radius-sm);
  font-weight:600;font-size:16px;line-height:1.2;transition:all .22s ease;border:1px solid transparent;
}
.btn-primary{
  background:linear-gradient(135deg,var(--lime-bright),var(--lime-deep));
  color:var(--green-dark);box-shadow:0 10px 24px -16px rgba(218,250,100,.82);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm);filter:saturate(1.1)}
.btn-ghost{border-color:var(--green);color:var(--green);background:rgba(23,67,53,.02)}
.btn-ghost:hover{background:rgba(23,67,53,.08)}
.btn-light{background:#F4F7EF;color:var(--green-dark)}
.btn-light:hover{background:#fff;transform:translateY(-2px)}
.btn-outline-light{border-color:rgba(255,255,255,.55);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12)}

/* ---------- 顶部 Dock 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  padding-top:16px;pointer-events:none;transition:padding .3s ease;
}
body.scrolled .site-header{padding-top:8px}
.main-nav{
  pointer-events:auto;
  position:relative;
  width:min(1100px,calc(100% - 32px));
  margin-inline:auto;
  min-height:68px;
  display:flex;align-items:center;gap:10px;
  background:rgba(247,246,240,.88);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border:1px solid rgba(255,255,255,.75);
  border-radius:var(--radius-pill);
  box-shadow:0 1px 0 rgba(17,50,39,.03),0 10px 28px -30px rgba(17,52,39,.45);
  padding:0 16px 0 12px;
  transition:box-shadow .3s ease,background .3s ease;
}
body.scrolled .main-nav{box-shadow:0 2px 4px rgba(17,50,39,.05),0 20px 48px -28px rgba(17,52,39,.48)}
.brand{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:800;font-size:19px;max-width:300px;white-space:nowrap;color:var(--green-dark);
  padding:6px 8px;border-radius:100px;
}
.brand i{display:inline-block;width:8px;height:8px;border-radius:3px;background:var(--lime-deep);flex:0 0 auto}
.nav-toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center;flex-direction:column;gap:5px;border-radius:12px;margin-left:auto}
.nav-toggle span{width:20px;height:2px;background:var(--green-dark);border-radius:2px;transition:transform .25s ease,opacity .2s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-links{flex:1;display:flex;justify-content:center}
.nav-links ul{display:flex;align-items:center;gap:2px;flex-wrap:wrap;justify-content:center}
.nav-link{
  display:inline-block;padding:9px 14px;border-radius:100px;color:var(--green-dark);
  font-weight:500;font-size:15px;line-height:1.3;
}
.nav-link:hover{background:rgba(201,243,107,.3);color:var(--green-dark)}
.nav-link.active{background:var(--lime);color:var(--deep);font-weight:650}
.nav-actions{display:flex;align-items:center;gap:8px}
.icon-btn{
  width:42px;height:42px;border-radius:100px;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--green-dark);
}
.icon-btn:hover{border-color:var(--green);background:var(--lime-soft)}
.icon-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.nav-cta{min-height:42px;padding:0 18px;border-radius:100px;background:linear-gradient(135deg,var(--green-dark),var(--green));color:#F7FEE9;font-size:15px;font-weight:600}
.nav-cta:hover{transform:translateY(-1px);box-shadow:var(--shadow-sm);color:#fff}
.search-pop{
  position:absolute;right:12px;top:calc(100% + 14px);
  width:540px;max-width:calc(100vw - 40px);
  background:var(--surface);border:1px solid var(--line);border-radius:20px;
  padding:14px;box-shadow:var(--shadow-hover);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s;
}
.search-pop.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.search-pop form{display:flex;gap:10px}
.search-pop input{
  flex:1;height:48px;border-radius:12px;border:1px solid var(--line);background:var(--bg);
  padding:0 16px;font-size:15px;color:var(--text);outline:none;transition:box-shadow .2s,border .2s;
}
.search-pop input:focus{border-color:var(--lime);box-shadow:0 0 0 4px rgba(201,243,107,.28)}
.search-pop button{min-height:48px;padding:0 18px;border-radius:12px;background:var(--green-dark);color:#fff;font-weight:600}
@media (max-width:1120px){
  .nav-link{font-size:14px;padding:8px 10px}
  .brand{font-size:17px}
}
@media (max-width:1024px){
  .main-nav{min-height:60px;border-radius:24px;width:calc(100% - 24px);padding:0 10px 0 12px}
  .nav-toggle{display:inline-flex}
  .nav-links{
    flex:initial;
    position:absolute;left:0;right:0;top:calc(100% + 10px);
    display:none;flex-direction:column;align-items:stretch;
    background:var(--bg);border:1px solid var(--line);border-radius:24px;
    padding:14px;box-shadow:var(--shadow-hover);
  }
  .nav-links.is-open{display:flex}
  .nav-links ul{flex-direction:column;align-items:stretch;gap:2px}
  .nav-link{padding:13px 16px;font-size:17px;border-radius:14px}
  .nav-link:hover{background:var(--lime-soft)}
  .nav-link.active{background:var(--lime)}
  .nav-links .mobile-nav-btn{margin-top:12px;display:flex}
  .nav-links .mobile-nav-btn .btn{
    width:100%;min-height:48px;border-radius:14px;
    background:var(--green-dark);color:#F5F7EC;
  }
  .brand{font-size:17px;white-space:nowrap}
}
@media (max-width:520px){
  .main-nav{width:calc(100% - 14px);border-radius:18px}
  .brand{font-size:15px;padding:4px 6px}
  .brand i{width:6px;height:6px}
  .nav-actions .icon-btn{display:none}
  .nav-cta{min-height:38px;padding:0 12px;font-size:14px}
  .search-pop{right:-6px;top:calc(100% + 8px);width:calc(100vw - 28px);padding:10px}
  .search-pop form{flex-direction:column}
  .search-pop button{width:100%}
}

/* ---------- Hero ---------- */
.category-hero{
  position:relative;padding:160px 0 84px;overflow:hidden;
  background:
    radial-gradient(circle at 88% 15%,rgba(201,243,107,.24),transparent 33%),
    radial-gradient(circle at 6% 80%,rgba(234,139,75,.08),transparent 30%),
    var(--bg);
}
.category-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(23,67,53,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(23,67,53,.035) 1px,transparent 1px);
  background-size:38px 38px;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.5),transparent 88%);
}
.hero-grid{
  position:relative;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(340px,.95fr);
  align-items:center;gap:72px;
}
.hero-copy .eyebrow{
  display:inline-flex;align-items:center;gap:10px;padding:8px 16px;
  border-radius:100px;background:#fff;border:1px solid var(--line);
  font-weight:600;color:var(--green-dark);font-size:15px;margin-bottom:24px;
}
.eyebrow-dot{width:9px;height:9px;background:var(--lime);border-radius:100px;box-shadow:0 0 0 5px rgba(201,243,107,.22)}
.hero-copy h1{
  font-size:clamp(34px,5vw,60px);line-height:1.16;font-weight:800;letter-spacing:-.035em;
  color:var(--green-dark);
}
.hero-copy h1 span{display:inline-block;position:relative;z-index:0;margin-top:6px}
.hero-copy h1 span::after{
  content:"";position:absolute;z-index:-1;left:-4px;bottom:12px;width:76%;height:18px;
  background:var(--lime);border-radius:4px 12px 12px 4px;opacity:.75;
}
.hero-desc{
  margin-top:28px;color:var(--muted);font-size:18px;max-width:68ch;line-height:1.9;
}
.hero-actions{margin-top:38px;display:flex;gap:16px;flex-wrap:wrap}
.hero-media{position:relative}
.hero-media .photo{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:28px;
  border:1px solid rgba(255,255,255,.7);box-shadow:var(--shadow-hover);
}
.hero-media::before{
  content:"";position:absolute;inset:18px -18px -18px 18px;background:var(--green-dark);
  border-radius:32px;z-index:-1;opacity:.18;
}
.float-card{
  position:absolute;background:rgba(251,251,247,.96);backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.8);border-radius:18px;box-shadow:var(--shadow-hover);
  padding:14px 18px;display:flex;align-items:center;gap:12px;
}
.float-card strong{font-family:var(--font-num);font-size:22px;line-height:1.15;color:var(--green-dark);display:block}
.float-card em{font-style:normal;font-size:13px;color:var(--muted);line-height:1.5}
.fc-1{left:-28px;bottom:58px}
.fc-1 .fc-dot{width:9px;height:9px;border-radius:100px;background:#8ED25E;box-shadow:0 0 0 5px rgba(142,210,94,.16)}
.fc-2{right:-20px;top:-16px}
.fc-2 strong{color:var(--green-dark);font-size:28px}
.fc-2 strong small{font-size:14px;font-weight:600;margin-left:2px}
@media (max-width:1024px){
  .category-hero{padding:140px 0 70px}
  .hero-grid{grid-template-columns:1fr;gap:60px}
  .hero-media{max-width:640px}
  .fc-1{left:-10px;bottom:34px}
  .fc-2{right:-6px;top:-14px}
}
@media (max-width:520px){
  .category-hero{padding:126px 0 60px}
  .hero-grid{gap:44px}
  .hero-copy h1{letter-spacing:-.01em}
  .hero-desc{font-size:16.5px}
  .hero-actions .btn{width:100%;margin-bottom:4px}
  .float-card{padding:10px 14px;border-radius:14px}
  .float-card strong{font-size:18px}
  .float-card em{font-size:12px}
  .fc-1{left:0;bottom:18px}
  .fc-2{right:0;top:-12px}
}

/* ---------- 信任细条 ---------- */
.trust-strip{
  padding:0;margin-top:-26px;position:relative;z-index:1;
}
.trust-track{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 20px;
  background:var(--deep);color:#EDF3E2;border-radius:20px;padding:18px 30px;
  box-shadow:0 22px 44px -34px rgba(17,35,27,.8);
}
.trust-track span{
  display:flex;align-items:center;gap:10px;font-size:15px;font-weight:500;
}
.trust-track span::before{
  content:"";width:6px;height:6px;border-radius:100px;background:var(--lime);box-shadow:0 0 0 4px rgba(201,243,107,.12);
}
@media (max-width:768px){
  .trust-track{justify-content:center;padding:14px 20px;gap:8px 14px}
}
@media (max-width:520px){
  .trust-track{flex-direction:column;align-items:flex-start}
}

/* ---------- 服务范围区 ---------- */
.service-grid{
  display:grid;grid-template-columns:repeat(6,1fr);gap:24px;
}
.service-card{
  background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.service-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--green)}
.service-card.fcard-main{grid-column:span 4}
.service-card.fcard-side{grid-column:span 2;padding:28px}
.card-media{
  aspect-ratio:16/7;overflow:hidden;background:var(--softgreen);
}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.service-card:hover .card-media img{transform:scale(1.03)}
.card-body{flex:1;display:flex;flex-direction:column;padding:26px}
.service-card.fcard-main .card-body{padding:26px}
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.card-tag{
  display:inline-flex;align-items:center;background:var(--lime-soft);color:var(--green-dark);
  font-size:13px;font-weight:600;border-radius:100px;padding:5px 12px;
}
.card-index{font-family:var(--font-num);font-size:14px;font-weight:700;color:var(--green);opacity:.5;letter-spacing:.04em}
.service-card h3{font-size:22px;line-height:1.4;color:var(--text);font-weight:650}
.service-card p{color:var(--muted);font-size:16px;margin-top:12px;line-height:1.8;flex:1}
.chip-list{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 14px}
.tagchip{
  display:inline-block;font-size:13px;color:var(--green);background:var(--softgreen);
  border-radius:100px;padding:3px 11px;line-height:1.6;
}
.card-link{
  display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--green);
  margin-top:4px;font-size:15px;
}
.card-link span{transition:transform .2s ease;font-size:17px;line-height:1}
.card-link:hover{color:var(--orange)}
.card-link:hover span{transform:translateX(4px)}
.secure-note{
  display:flex;gap:16px;align-items:flex-start;margin-top:40px;
  border:1px solid #F0D6C2;background:rgba(234,139,75,.09);
  border-radius:18px;padding:18px 22px;color:#7A4426;
}
.secure-note .note-mark{
  width:32px;height:32px;flex:0 0 auto;border-radius:100px;background:var(--orange);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;
}
.secure-note p{font-size:15px;line-height:1.8}
.secure-note strong{color:#83481E}
@media (max-width:1024px){
  .service-card.fcard-main,.service-card.fcard-side{grid-column:span 6}
  .service-card.card-wide-half{grid-column:span 3}
}
@media (max-width:768px){
  .service-grid{grid-template-columns:1fr}
  .service-card.fcard-main,.service-card.fcard-side{grid-column:auto}
  .service-card{width:100%}
}

/* ---------- 处理流程 ---------- */
.flow-wrap{max-width:860px;margin:0 auto}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:52px}
.flow-step{
  position:relative;text-align:left;background:var(--surface);
  border:1px solid var(--line);border-radius:18px;padding:24px 20px;
  box-shadow:var(--shadow-sm);
}
.flow-step::after{
  content:"→";position:absolute;top:30px;right:-20px;color:var(--lime-deep);font-size:22px;font-weight:700;z-index:2;opacity:.85;
}
.flow-step:last-child::after{display:none}
.flow-num{
  width:42px;height:42px;display:flex;align-items:center;justify-content:center;
  border-radius:14px;background:linear-gradient(135deg,var(--green-dark),var(--green));
  color:#fff;font-family:var(--font-num);font-weight:700;font-size:17px;margin-bottom:14px;
  box-shadow:0 6px 16px -8px rgba(14,52,39,.45);
}
.flow-step h3{font-size:17px;line-height:1.45;margin-bottom:8px}
.flow-step p{font-size:14px;color:var(--muted);line-height:1.8}
@media (max-width:1024px){
  .flow-grid{grid-template-columns:1fr 1fr}
  .flow-step::after{content:""}
}
@media (max-width:520px){
  .flow-grid{grid-template-columns:1fr}
  .section{padding:14px 0}\n}

/* ---------- 安全与服务边界深色区 ---------- */
.secure-wrap{
  background:
    radial-gradient(circle at 76% 6%,rgba(201,243,107,.13),transparent 28%),
    var(--deep);
  color:#EEF3E4;border-radius:32px;padding:64px 52px;overflow:hidden;
}
.secure-split{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center}
.secure-split h2{color:#fff;font-size:clamp(28px,3vw,40px);line-height:1.25;font-weight:700}
.secure-split .lead{color:rgba(238,243,228,.78);margin-top:18px;max-width:60ch;font-size:16px}
.secure-list{margin-top:30px;display:grid;gap:10px}
.secure-list li{
  display:flex;gap:12px;align-items:flex-start;padding:10px 0;
  border-bottom:1px solid rgba(255,255,255,.1);font-size:15px;line-height:1.7;
}
.secure-list li:last-child{border-bottom:0}
.secure-list li::before{
  content:"✓";flex:0 0 auto;width:22px;height:22px;border-radius:7px;
  background:#0B2C21;color:var(--lime);display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;margin-top:4px;
}
.secure-metrics{display:grid;grid-template-columns:1fr;gap:20px}
.metric{
  background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.13);
  border-radius:20px;padding:22px 24px;
}
.metric .num{
  font-family:var(--font-num);font-size:clamp(30px,4vw,48px);line-height:1;color:var(--lime);
  display:flex;align-items:baseline;gap:5px;
}
.metric .num small{font-size:16px;font-weight:500}
.metric span{color:rgba(238,243,228,.76);font-size:15px;display:block;margin-top:8px}
@media (max-width:1024px){
  .secure-wrap{padding:48px 32px}
  .secure-split{grid-template-columns:1fr;gap:44px}
}
@media (max-width:520px){
  .secure-wrap{border-radius:24px;padding:34px 22px}
  .secure-metrics{grid-template-columns:1fr}
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-list{margin-top:44px;display:grid;gap:14px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:18px;
  padding:6px 24px;transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:var(--green);box-shadow:var(--shadow-sm)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;
  padding:20px 0;user-select:none;font-weight:600;color:var(--text);font-size:17px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 auto;width:28px;height:28px;margin-left:auto;
  display:flex;align-items:center;justify-content:center;background:var(--softgreen);
  color:var(--green);border-radius:100px;font-size:18px;font-weight:400;transition:transform .22s,background .22s;
}
.faq-item[open] summary::after{
  content:"−";transform:rotate(180deg);background:var(--lime);color:var(--green-dark);
}
.faq-item .faq-answer{
  padding:0 0 20px;color:var(--muted);line-height:1.85;font-size:16px;
}
@media (max-width:520px){
  .faq-wrap{padding:0 4px}
  .faq-item{padding:4px 18px}
  .faq-item summary{font-size:16px;line-height:1.5;flex-wrap:wrap}
}

/* ---------- 底部转换 CTA ---------- */
.cta-section{padding-top:0}
.cta-panel{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--green-dark) 0%,#175C43 60%,#A6D75F 130%);
  border-radius:32px;padding:56px 60px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:0 32px 60px -46px rgba(17,52,39,.8);
}
.cta-panel::before{
  content:"";position:absolute;right:-70px;bottom:-80px;width:260px;height:260px;
  border:2px solid rgba(201,243,107,.23);border-radius:50%;
}
.cta-panel::after{
  content:"";position:absolute;right:-18px;bottom:-30px;width:130px;height:130px;
  background:rgba(201,243,107,.14);border-radius:50%;
}
.cta-info{position:relative;z-index:2}
.cta-info .cta-kicker{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--lime);margin-bottom:10px}
.cta-info .cta-kicker::before{content:"";width:8px;height:8px;background:var(--lime);border-radius:100px}
.cta-info h2{font-size:clamp(24px,2.8vw,38px);line-height:1.3;font-weight:700;color:#fff;max-width:20em}
.cta-info p{color:rgba(238,243,228,.82);margin-top:16px;max-width:54ch;font-size:16px}
.cta-buttons{position:relative;z-index:2;display:flex;flex-direction:column;gap:14px;flex:0 0 auto}
.cta-buttons .btn{min-width:220px}
@media (max-width:900px){
  .cta-panel{flex-direction:column;align-items:flex-start;padding:40px 30px}
  .cta-buttons{flex-direction:row;flex-wrap:wrap}
}
@media (max-width:520px){
  .cta-panel{border-radius:24px;padding:32px 24px}
  .cta-buttons{flex-direction:column;width:100%}
  .cta-buttons .btn{width:100%}
}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--green-dark);color:#D9E4CE;
  border-radius:40px 40px 0 0;
  padding:72px 0 30px;margin-top:80px;
}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr;gap:44px;
  max-width:1100px;margin:0 auto;padding:0 24px;
}
.footer-brand .brand{
  color:#fff;font-size:23px;padding-left:0;font-weight:800;
}
.footer-brand .brand i{background:var(--lime);border-radius:3px}
.footer-brand p{color:rgba(217,228,206,.72);font-size:15px;line-height:1.9;margin-top:16px;max-width:42ch}
.footer-col h4{color:#fff;font-size:15px;letter-spacing:.05em;margin-bottom:18px}
.footer-col li{margin-bottom:2px}
.footer-col a{
  display:inline-block;padding:7px 0;color:rgba(217,228,206,.78);
  font-size:15px;
}
.footer-col a:hover{color:var(--lime);padding-left:4px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);margin-top:52px;padding-top:28px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 20px;
  max-width:1100px;margin-inline:auto;padding-left:24px;padding-right:24px;
  color:rgba(217,228,206,.58);font-size:14px;
}
@media (max-width:768px){
  .site-footer{border-radius:28px 28px 0 0;padding-top:56px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-brand .brand{font-size:20px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

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