/* roulang page: index */
:root{
  --c-primary:#185B45;
  --c-primary-deep:#0D4635;
  --c-primary-hover:#0F4334;
  --c-accent:#E8913C;
  --c-accent-hover:#D4792A;
  --c-accent-soft:#FFF2E3;
  --c-bg:#F6F3ED;
  --c-surface:#FFFFFF;
  --c-nav-bg:#0D4635;
  --c-text:#17271F;
  --c-muted:#62736A;
  --c-border:#E5DED3;
  --space-section:clamp(3rem, 7vw, 5.5rem);
  --font-title:clamp(1.9rem, 3.4vw, 3rem);
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:20px;
  --radius-pill:999px;
  --shadow-card:0 4px 16px rgba(23,39,31,.05);
  --shadow-hover:0 18px 38px rgba(23,39,31,.12);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",Roboto,sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  line-height:1.75;
  font-size:16px;
  word-break:break-word;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .25s ease}
a,a:visited{background:transparent}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
h1,h2,h3,h4{line-height:1.25;font-weight:900;letter-spacing:0}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
::selection{background:rgba(232,145,60,.25)}
:focus-visible{outline:3px solid rgba(232,145,60,.45);outline-offset:3px;border-radius:6px}

/* 导航 Header */
.site-header{
  position:fixed;left:0;top:0;width:100%;z-index:900;
  height:72px;display:flex;align-items:center;
  transition:background .35s,box-shadow .35s;
}
.site-header.is-scrolled{
  background:rgba(249,247,241,.86);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  box-shadow:0 1px 0 var(--c-border),0 8px 30px rgba(23,39,31,.04);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  width:100%;height:100%;
}
.brand-lockup{display:flex;flex-direction:column;line-height:1.05;gap:3px}
.brand-name{
  font-size:1.5rem;font-weight:900;color:var(--c-primary-deep);
}
.site-header.is-scrolled .brand-name{color:var(--c-primary-deep)}
.brand-note{
  font-size:11px;letter-spacing:.08em;color:var(--c-accent);font-weight:700;
}
.header-actions{display:flex;align-items:center;gap:14px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-pill);
  font-weight:800;transition:all .25s var(--ease);
  white-space:nowrap;font-size:.95rem;line-height:1.2;cursor:pointer;
}
.btn-cta{
  background:var(--c-accent);color:#fff;
  box-shadow:0 8px 20px rgba(232,145,60,.2);
}
.btn-cta:hover{background:var(--c-accent-hover);transform:translateY(-2px)}
.btn-line{
  border:1.5px solid rgba(255,255,255,.55);color:#fff;
  background:transparent;
}
.btn-line:hover{border-color:#fff;background:#fff;color:var(--c-primary-deep)}
.btn-darkline{
  border:1.5px solid var(--c-accent);color:var(--c-accent);background:transparent;
}
.btn-darkline:hover{background:var(--c-accent);color:#fff;transform:translateY(-2px)}
.header-direct{padding:10px 20px;font-size:.9rem}
.drawer-toggle{
  width:48px;height:48px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:5px;
  background:var(--c-primary-deep);border-radius:var(--radius-pill);
  transition:background .2s;z-index:1101;
}
.drawer-toggle:hover{background:var(--c-primary)}
.drawer-toggle span{
  display:block;width:20px;height:2px;background:#fff;border-radius:2px;
  transition:transform .3s var(--ease),opacity .2s;
}
.drawer-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.drawer-toggle.is-open span:nth-child(2){opacity:0}
.drawer-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 抽屉导航 */
.drawer{
  position:fixed;inset:0;z-index:1100;background:var(--c-nav-bg);
  transform:translateX(100%);transition:transform .32s var(--ease);
  visibility:hidden;display:flex;flex-direction:column;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);visibility:visible}
.drawer-head{
  height:72px;display:flex;align-items:center;
  padding:0 28px;justify-content:space-between;flex-shrink:0;
}
.drawer-head .brand-name{color:#fff}
.drawer-head .brand-note{color:var(--c-accent)}
.drawer-close{
  width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.24);
  color:#fff;font-size:1.3rem;font-weight:300;transition:.2s;
}
.drawer-close:hover{background:rgba(255,255,255,.12);transform:rotate(90deg)}
.drawer-body{
  flex:1;padding:30px 6vw 40px;display:flex;flex-direction:column;
}
.drawer-nav{
  margin-top:2vh;display:flex;flex-direction:column;
}
.drawer-label{
  color:var(--c-accent);letter-spacing:.15em;font-size:.8rem;
  margin:0 0 8px;font-weight:800;
}
.drawer-link{
  color:rgba(255,255,255,.9);font-size:clamp(1.6rem,3vw,2.6rem);
  font-weight:900;border-bottom:1px solid rgba(255,255,255,.1);
  padding:14px 0 10px;display:flex;align-items:baseline;gap:14px;
  transition:color .2s,padding-left .25s;
}
.drawer-link small{
  font-size:.9rem;font-weight:500;color:rgba(255,255,255,.48);
}
.drawer-link:hover,.drawer-link.is-active{
  color:var(--c-accent);padding-left:10px;
}
.drawer-links{
  display:flex;flex-wrap:wrap;gap:8px 12px;margin-top:26px;
  max-width:720px;
}
.drawer-anchor{
  font-size:.9rem;padding:7px 16px;border:1px solid rgba(255,255,255,.22);
  border-radius:999px;color:rgba(255,255,255,.75);
  transition:.2s;
}
.drawer-anchor:hover{border-color:var(--c-accent);color:var(--c-accent)}
.drawer-meta{
  margin-top:auto;padding-top:34px;color:rgba(255,255,255,.5);font-size:.85rem;
  max-width:520px;line-height:1.7;
}
.drawer-meta strong{color:#fff}

/* Hero 首屏 */
.hero{
  min-height:88vh;padding:140px 0 70px;
  position:relative;display:flex;align-items:center;
  background-color:var(--c-bg);
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:url('/assets/images/backpic/back-1.jpg');
  opacity:.12;background-size:cover;background-position:center;
}
.hero-radial{
  position:absolute;right:-180px;top:-120px;width:560px;height:560px;z-index:0;
  background:radial-gradient(circle,rgba(232,145,60,.16),transparent 70%);
}
.hero .container{position:relative;z-index:2}
.hero-pill{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-surface);border:1px solid var(--c-border);
  box-shadow:var(--shadow-card);border-radius:999px;
  padding:7px 15px 7px 9px;font-size:.87rem;font-weight:700;color:var(--c-primary);
  margin-bottom:24px;
}
.hero-pill i{
  background:var(--c-accent);color:#fff;font-style:normal;
  font-size:.7rem;padding:2px 9px;border-radius:999px;font-weight:800;
}
.hero-title{
  font-size:clamp(2.15rem,5vw,4.2rem);
  line-height:1.15;letter-spacing:-.02em;
  margin:0 0 24px;
}
.hero-title .hl{
  background:linear-gradient(transparent 60%,rgba(232,145,60,.32) 60%);
  padding:0 2px;display:inline;
}
.hero-sub{
  font-size:clamp(1rem,1.3vw,1.14rem);
  color:var(--c-muted);max-width:640px;line-height:1.9;
  margin-bottom:32px;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
.hero-note{font-size:.82rem;color:var(--c-muted)}
.hero-note strong{color:var(--c-primary)}
.hero-visual{
  position:relative;margin-top:30px;
}
.hero-card{
  border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:0 24px 60px rgba(23,39,31,.18);
  border:1px solid var(--c-border);
}
.hero-card img{height:100%;object-fit:cover}
.hero-float{
  position:absolute;left:-20px;bottom:-28px;background:#fff;
  border-radius:var(--radius-md);padding:15px 18px;
  box-shadow:var(--shadow-hover);display:flex;gap:14px;align-items:center;
  border:1px solid var(--c-border);max-width:250px;
}
.hero-float .dot{
  width:38px;height:38px;border-radius:10px;
  background:var(--c-accent-soft);display:flex;
  align-items:center;justify-content:center;font-size:1.2rem;color:var(--c-accent);
}
.hero-float p{font-size:.85rem;line-height:1.4;font-weight:600;color:var(--c-text)}
.hero-metrics{
  margin-top:56px;border-top:1px solid var(--c-border);padding-top:28px;
}
.metric-item{display:flex;flex-direction:column;gap:4px;padding:12px 0}
.metric-item .num{
  font-size:clamp(1.6rem,2.6vw,2.3rem);font-weight:900;color:var(--c-primary);
}
.metric-item .txt{font-size:.85rem;color:var(--c-muted)}
.hero-down{
  text-align:center;margin-top:10px;
}
.hero-down a{
  display:inline-block;color:var(--c-primary);font-weight:700;font-size:.85rem;
  padding:8px 12px;border-radius:999px;border:1px solid var(--c-border);
  background:#fff;
}
.hero-down a:hover{color:var(--c-accent);border-color:var(--c-accent)}

/* 区块通用 */
.section{background:var(--c-bg);padding:var(--space-section) 0}
.section-white{background:var(--c-surface)}
.sec-head{max-width:820px;margin-bottom:48px}
.eyebrow{
  display:inline-block;background:var(--c-accent-soft);color:var(--c-accent-hover);
  border-radius:999px;padding:5px 14px;font-size:.82rem;font-weight:800;
  margin-bottom:16px;letter-spacing:.02em;
}
.sec-head h2{
  font-size:var(--font-title);
  margin:0 0 16px;color:var(--c-text);
}
.sec-head p{
  color:var(--c-muted);font-size:1.05rem;line-height:1.85;
}
.h3-title{font-size:1.35rem;font-weight:900;color:var(--c-primary-deep)}

/* 痛点 */
.pain-item{
  display:grid;grid-template-columns:auto 1fr auto;gap:20px 28px;
  align-items:center;padding:28px 0;border-bottom:1px solid var(--c-border);
  position:relative;
}
.pain-item:first-child{border-top:1px solid var(--c-border)}
.pain-index{
  font-size:clamp(1.7rem,3vw,2.4rem);font-weight:900;
  color:transparent;-webkit-text-stroke:1.5px var(--c-accent);
  line-height:1;width:54px;
}
.pain-body h3{font-size:1.1rem;margin-bottom:6px}
.pain-body p{color:var(--c-muted);font-size:.98rem;line-height:1.7}
.pain-relief{
  font-size:.84rem;color:var(--c-primary);background:rgba(24,91,69,.08);
  border-radius:10px;padding:6px 12px;font-weight:600;white-space:nowrap;
}
.next-arrow{
  display:inline-flex;align-items:center;color:var(--c-primary);font-weight:800;
  font-size:.9rem;gap:8px;margin-top:24px;transition:.2s;
}
.next-arrow:hover{color:var(--c-accent)}
.next-arrow .arr{transition:transform .25s}
.next-arrow:hover .arr{transform:translateY(4px)}
.pain-side{
  background:linear-gradient(150deg,#EDF3EE,#F4E7D7);
  border-radius:var(--radius-lg);padding:28px 24px;height:100%;
  border:1px solid var(--c-border);
}
.pain-side blockquote{
  border:0;padding:0;margin:14px 0 0;font-size:.92rem;color:var(--c-muted);
  line-height:1.85;
}
.pain-side strong{color:var(--c-primary);font-size:1.09rem;font-weight:900}

/* 解决方案资源列表 */
.solution-tabs{
  display:flex;flex-direction:column;gap:22px;
}
.feature-row{
  background:#fff;border:1px solid var(--c-border);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform .3s var(--ease),box-shadow .3s;
}
.feature-row:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.feature-media{overflow:hidden;position:relative}
.feature-media img{transition:transform .45s var(--ease);width:100%;height:220px;object-fit:cover}
.feature-row:hover .feature-media img{transform:scale(1.04)}
.feature-body{padding:18px 20px 20px}
.feature-tags{display:flex;gap:8px;margin-bottom:10px;flex-wrap:wrap}
.tag{
  display:inline-block;font-size:.72rem;padding:3px 10px;border-radius:999px;
  font-weight:700;background:var(--c-accent-soft);color:var(--c-accent-hover);
}
.tag.tag-green{background:rgba(24,91,69,.08);color:var(--c-primary)}
.feature-body h3{font-size:1.05rem;font-weight:900;margin-bottom:6px;color:var(--c-text)}
.feature-body p{
  font-size:.9rem;color:var(--c-muted);line-height:1.7;margin-bottom:14px;min-height:44px;
}
.text-link{
  font-size:.88rem;font-weight:800;color:var(--c-primary);
  display:inline-flex;align-items:center;gap:6px;
}
.text-link .arrow{transition:transform .2s}
.text-link:hover{color:var(--c-accent)}
.text-link:hover .arrow{transform:translateX(5px)}
.resource-guide{
  border:0;border-left:4px solid var(--c-accent);background:var(--c-accent-soft);
  border-radius:0 14px 14px 0;padding:18px 24px;margin:24px 0 0;
  color:#4b3f33;font-size:.95rem;line-height:1.9;
}
.resource-guide strong{color:var(--c-accent-hover)}

/* 更新速报 */
.update-block{overflow:hidden}
.update-list{list-style:none;margin:0}
.update-item{
  display:flex;align-items:flex-start;gap:18px;padding:17px 0;
  border-bottom:1px solid var(--c-border);
  transition:padding .2s;
}
.update-item:first-child{border-top:1px solid var(--c-border)}
.update-item a{flex:1;font-weight:800;color:var(--c-text);line-height:1.6}
.update-item a:hover{color:var(--c-primary)}
.update-item time{
  color:var(--c-muted);font-weight:700;font-size:.8rem;width:42px;line-height:1.5;
}
.update-state{
  background:rgba(24,91,69,.08);color:var(--c-primary);font-size:.68rem;
  font-weight:800;padding:2px 8px;border-radius:999px;margin-top:3px;
  white-space:nowrap;
}
.update-right{
  background:linear-gradient(155deg,#0D4635,#185B45);color:#fff;border-radius:var(--radius-lg);
  padding:30px 26px;height:100%;display:flex;flex-direction:column;justify-content:center;
  box-shadow:0 12px 34px rgba(13,70,53,.2);
}
.update-right h3{
  color:#fff;font-size:1.3rem;margin:0 0 12px;
}
.update-right p{
  color:rgba(255,255,255,.78);font-size:.94rem;line-height:1.85;
}
.update-right .btn-cta{margin-top:24px;align-self:flex-start}

/* 数据成果 */
.stats-band{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--radius-lg);padding:clamp(30px,5vw,56px);
  display:grid;grid-template-columns:repeat(4,1fr);gap:30px;
}
.stat-block .num{
  font-size:clamp(2rem,4vw,3.2rem);font-weight:900;color:var(--c-primary);
  line-height:1.05;
}
.stat-block .num span{color:var(--c-accent)}
.stat-block .lbl{font-size:.9rem;color:var(--c-muted);margin-top:6px}
.stat-block .mini-line{
  width:42px;height:4px;background:var(--c-accent);border-radius:99px;margin-top:10px;
}
.journey{
  margin-top:34px;display:grid;grid-template-columns:repeat(4,1fr);
  background:#fff;border:1px solid var(--c-border);border-radius:var(--radius-md);
  overflow:hidden;
}
.journey-step{
  padding:18px 20px;border-left:1px solid var(--c-border);
}
.journey-step:first-child{border-left:0}
.journey-step b{
  display:block;color:var(--c-primary);font-size:1.4rem;font-weight:900;
  margin-bottom:3px;
}
.journey-step span{color:var(--c-muted);font-size:.84rem}

/* 客户证言 */
.testimonials{
  background:var(--c-nav-bg);color:#fff;
}
.testimonials .eyebrow{background:rgba(232,145,60,.15);color:var(--c-accent)}
.testimonials h2{color:#fff}
.testimonials p.lead{color:rgba(255,255,255,.68)}
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:10px}
.testi-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-lg);padding:30px 24px;
  transition:transform .3s,background .3s;
}
.testi-card:hover{transform:translateY(-6px);background:rgba(255,255,255,.09)}
.testi-quote{
  font-size:3rem;line-height:1;color:var(--c-accent);font-family:Georgia,serif;
  display:block;height:34px;
}
.testi-card p{
  color:rgba(255,255,255,.86);font-size:.97rem;line-height:1.9;
  min-height:118px;
}
.testi-user{display:flex;align-items:center;gap:12px;margin-top:24px}
.testi-avatar{
  width:42px;height:42px;border-radius:50%;background:var(--c-accent);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.95rem;
}
.testi-meta strong{display:block;color:#fff;font-size:.96rem}
.testi-meta small{color:rgba(255,255,255,.5);font-size:.76rem}

/* FAQ */
.faq-wrap{grid-template-columns:1fr;gap:0;margin-top:10px}
.faq-item{
  border:1px solid var(--c-border);background:#fff;border-radius:var(--radius-md);
  padding:22px 24px;margin-bottom:12px;box-shadow:var(--shadow-card);
}
.faq-item summary{
  list-style:none;cursor:pointer;font-weight:800;font-size:1rem;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .ico{
  color:var(--c-accent);font-size:1.5rem;font-weight:400;line-height:1;
  transition:transform .25s;
  flex-shrink:0;
}
.faq-item[open] summary .ico{transform:rotate(45deg)}
.faq-item .ans{
  color:var(--c-muted);margin-top:12px;line-height:1.85;font-size:.95rem;
  padding-top:12px;border-top:1px dashed var(--c-border);
}

/* 最终 CTA */
.final-cta{
  background:var(--c-bg);padding:var(--space-section) 0;
}
.cta-panel{
  background:
    linear-gradient(116deg,var(--c-nav-bg),var(--c-primary) 62%),
    url('/assets/images/backpic/back-6.jpg');
  background-size:cover;
  border-radius:clamp(18px,3vw,30px);color:#fff;
  padding:clamp(36px,6vw,80px) clamp(24px,6vw,80px);
  position:relative;overflow:hidden;display:flex;flex-direction:column;gap:14px;
}
.cta-panel::after{
  content:"";position:absolute;right:-40px;top:-80px;width:280px;height:280px;
  background:rgba(232,145,60,.28);filter:blur(40px);border-radius:50%;
}
.cta-panel h2{
  font-size:clamp(1.8rem,3.6vw,3rem);color:#fff;max-width:760px;
  position:relative;z-index:2;line-height:1.25;
}
.cta-panel p{
  color:rgba(255,255,255,.78);max-width:640px;font-size:1rem;line-height:1.85;
  position:relative;z-index:2;
}
.cta-panel .cta-btns{
  display:flex;gap:14px;flex-wrap:wrap;margin-top:20px;position:relative;z-index:2;
}

/* Footer */
.site-footer{
  background:#082F25;color:rgba(255,255,255,.68);padding:58px 0 28px;
}
.footer-brand .brand-name{color:#fff}
.footer-brand p{font-size:.88rem;color:rgba(255,255,255,.55);margin-top:12px;max-width:300px}
.footer-col h4{
  color:#fff;font-size:.9rem;letter-spacing:.08em;margin-bottom:14px;
}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:8px}
.footer-col a{color:rgba(255,255,255,.66);font-size:.9rem}
.footer-col a:hover{color:var(--c-accent)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);margin-top:44px;padding-top:20px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  font-size:.8rem;
}
.footer-bottom span{color:rgba(255,255,255,.42)}

/* 滚动显示 */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .65s var(--ease),transform .65s var(--ease)}
.reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  *{transition-duration:.001s!important}
}

/* 响应式 */
@media (min-width:1024px){
  .hero-title{max-width:760px}
  .hero-visual{margin-top:0}
}
@media (max-width:1023px){
  .hero{min-height:auto;padding-top:130px}
  .hero-visual{margin-top:40px}
  .stats-band{grid-template-columns:repeat(2,1fr)}
  .journey{grid-template-columns:repeat(2,1fr);gap:4px}
  .journey-step{border-left:0;border-top:1px solid var(--c-border)}
  .journey-step:first-child{border-top:0}
  .testi-grid{grid-template-columns:1fr;gap:14px}
  .cta-panel{background-size:cover}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .header-direct{display:none}
  .pain-item{grid-template-columns:46px 1fr;gap:12px}
  .pain-relief{grid-column:2;justify-self:start;white-space:normal}
  .pain-side{margin-top:16px}
  .hero-float{left:12px;bottom:-20px;max-width:220px}
  .hero-actions .btn{width:100%}
  .hero-note{font-size:.8rem}
  .update-right{margin-top:8px}
  .testi-card p{min-height:0}
  .cnta-btns .btn{width:100%}
}
@media (max-width:639px){
  .brand-name{font-size:1.22rem}
  .brand-note{font-size:10px}
  .hero .container{padding:0 18px}
  .hero-title{font-size:1.95rem;line-height:1.2}
  .hero-sub{font-size:.95rem}
  .stats-band{grid-template-columns:1fr 1fr;padding:24px 18px;gap:18px}
  .journey{grid-template-columns:1fr;margin-top:18px}
  .journey-step{border-top:1px solid var(--c-border);border-left:0}
  .journey-step:first-child{border-top:0}
  .metric-item{padding:10px 0}
  .feature-row:hover{transform:none}
  .faq-item{padding:16px}
  .cta-panel p{font-size:.93rem}
  .footer-bottom{flex-direction:column;justify-content:center;text-align:center}
}

/* roulang page: category1 */
:root{
  --c-primary:#185B45;
  --c-primary-deep:#0D4635;
  --c-primary-hover:#0F4334;
  --c-accent:#E8913C;
  --c-accent-hover:#D4792A;
  --c-accent-soft:#FFF2E3;
  --c-bg:#F6F3ED;
  --c-surface:#FFFFFF;
  --c-nav-bg:#0D4635;
  --c-text:#17271F;
  --c-muted:#62736A;
  --c-border:#E5DED3;
  --space-section:clamp(3rem, 7vw, 5.5rem);
  --font-title:clamp(1.9rem, 3.4vw, 3rem);
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:20px;
  --radius-pill:999px;
  --shadow-card:0 4px 16px rgba(23,39,31,.05);
  --shadow-hover:0 18px 38px rgba(23,39,31,.12);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",Roboto,sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  line-height:1.75;
  font-size:16px;
  word-break:break-word;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .25s ease}
a,a:visited{background:transparent}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.grid-x{margin-left:-12px;margin-right:-12px}
.grid-x>.cell{padding-left:12px;padding-right:12px;margin-bottom:0}
.grid-margin-x>.cell{padding-left:12px;padding-right:12px}
::selection{background:var(--c-accent-soft);color:var(--c-primary-deep)}
:focus-visible{outline:3px solid rgba(232,145,60,.4);outline-offset:2px;border-radius:4px}
::-webkit-scrollbar{width:12px;height:12px}
::-webkit-scrollbar-track{background:var(--c-bg)}
::-webkit-scrollbar-thumb{background:#B6B2A6;border:3px solid var(--c-bg);border-radius:999px}
::-webkit-scrollbar-thumb:hover{background:var(--c-primary)}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-pill);
  font-weight:800;transition:all .25s var(--ease);
  white-space:nowrap;font-size:.95rem;line-height:1.2;cursor:pointer;
}
.btn-cta{
  background:var(--c-accent);color:#fff;
  box-shadow:0 8px 20px rgba(232,145,60,.22);
}
.btn-cta:hover{background:var(--c-accent-hover);transform:translateY(-3px);color:#fff}
.btn-line{
  border:1.5px solid rgba(255,255,255,.58);color:#fff;
  background:transparent;
}
.btn-line:hover{border-color:#fff;background:#fff;color:var(--c-primary-deep);transform:translateY(-3px)}
.btn-darkline{
  border:1.5px solid var(--c-accent);color:var(--c-accent);
  background:transparent;
}
.btn-darkline:hover{background:var(--c-accent);border-color:var(--c-accent);color:#fff;transform:translateY(-2px)}
.header-direct{padding:10px 20px;font-size:.9rem}
.btn-sm{padding:7px 15px;font-size:.8rem;font-weight:800}

/* ===== 顶部 ===== */
.site-header{
  position:fixed;left:0;top:0;width:100%;z-index:900;
  height:72px;display:flex;align-items:center;
  transition:background .35s,box-shadow .35s;
}
.site-header.is-scrolled{
  background:rgba(249,247,241,.86);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  box-shadow:0 1px 0 var(--c-border),0 8px 30px rgba(23,39,31,.04);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  width:100%;height:100%;
}
.brand-lockup{display:flex;flex-direction:column;line-height:1.05;gap:3px}
.brand-name{font-size:1.5rem;font-weight:900;color:var(--c-primary-deep)}
.brand-note{font-size:11px;letter-spacing:.08em;color:var(--c-accent);font-weight:700}
.header-actions{display:flex;align-items:center;gap:14px}
.drawer-toggle{
  width:48px;height:48px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:5px;
  background:var(--c-primary-deep);border-radius:var(--radius-pill);
  transition:background .2s;
}
.drawer-toggle:hover{background:var(--c-primary)}
.drawer-toggle span{
  display:block;width:20px;height:2px;background:#fff;border-radius:2px;
  transition:transform .3s var(--ease),opacity .2s;
}

/* ===== 抽屉 ===== */
.drawer{
  position:fixed;inset:0;z-index:1100;background:var(--c-nav-bg);
  transform:translateX(100%);transition:transform .32s var(--ease);
  visibility:hidden;display:flex;flex-direction:column;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);visibility:visible}
.drawer-head{
  height:72px;display:flex;align-items:center;justify-content:space-between;
  padding:0 28px;flex-shrink:0;
}
.drawer-head .brand-name{color:#fff}
.drawer-head .brand-note{color:var(--c-accent)}
.drawer-close{
  width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.24);
  color:#fff;font-size:1.4rem;line-height:1;transition:.2s;
}
.drawer-close:hover{background:rgba(255,255,255,.12);transform:rotate(90deg)}
.drawer-body{
  flex:1;padding:26px 6vw 40px;display:flex;flex-direction:column;
}
.drawer-nav{margin-top:1vh;display:flex;flex-direction:column}
.drawer-label{
  color:var(--c-accent);letter-spacing:.15em;font-size:.8rem;
  margin:0 0 8px;font-weight:800;
}
.drawer-link{
  color:rgba(255,255,255,.9);font-size:clamp(1.6rem,3vw,2.6rem);
  font-weight:900;border-bottom:1px solid rgba(255,255,255,.1);
  padding:13px 0 8px;display:flex;align-items:baseline;gap:14px;
  transition:color .2s,padding-left .25s;
}
.drawer-link small{font-size:.9rem;font-weight:500;color:rgba(255,255,255,.48)}
.drawer-link:hover,.drawer-link.is-active{color:var(--c-accent);padding-left:10px}
.drawer-links{display:flex;flex-wrap:wrap;gap:8px 12px;margin-top:24px;max-width:720px}
.drawer-anchor{
  display:inline-flex;align-items:center;border:1px solid rgba(255,255,255,.22);
  border-radius:999px;color:rgba(255,255,255,.78);font-size:.9rem;
  padding:7px 16px;transition:.2s;
}
.drawer-anchor:hover{border-color:var(--c-accent);color:var(--c-accent)}
.drawer-meta{
  margin-top:auto;padding-top:34px;color:rgba(255,255,255,.5);
  font-size:.85rem;max-width:520px;line-height:1.7;
}
.drawer-meta strong{color:#fff}

/* ===== 分类页 Hero ===== */
.cat-hero{
  position:relative;
  padding:126px 0 54px;
  background:
    radial-gradient(circle at 90% 18%,rgba(232,145,60,.14),transparent 30%),
    linear-gradient(120deg,#EEE9DF 0%,var(--c-bg) 58%,#F2EDE3 100%);
  border-bottom:1px solid var(--c-border);
  overflow:hidden;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.jpg') center 35% / cover no-repeat;
  opacity:.08;pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2}
.breadcrumb{
  display:flex;flex-wrap:wrap;gap:6px;font-size:.85rem;color:var(--c-muted);
  margin-bottom:36px;align-items:center;
}
.breadcrumb a{font-weight:700;color:var(--c-primary)}
.breadcrumb a:hover{color:var(--c-accent)}
.breadcrumb .sep{opacity:.5}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.75);border:1px solid var(--c-border);
  box-shadow:var(--shadow-card);border-radius:999px;
  padding:6px 15px 6px 9px;font-size:.82rem;font-weight:800;color:var(--c-primary);
  margin-bottom:20px;
}
.hero-kicker::before{
  content:"";width:8px;height:8px;border-radius:50%;
  background:var(--c-accent);flex-shrink:0;
}
.cat-hero h1{
  font-size:var(--font-title);
  font-weight:900;
  line-height:1.2;
  letter-spacing:-.01em;
  max-width:850px;
  color:var(--c-text);
}
.cat-hero h1 .mark{
  background:linear-gradient(transparent 62%,rgba(232,145,60,.34) 0);
  border-radius:2px;
}
.cat-lead{
  max-width:760px;margin-top:18px;font-size:1.06rem;color:var(--c-muted);
}
.chip-filter{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.chip-filter a{
  display:inline-flex;align-items:center;gap:6px;
  border:1px solid var(--c-border);background:var(--c-surface);
  color:var(--c-text);border-radius:var(--radius-pill);
  padding:9px 18px;font-size:.86rem;font-weight:800;transition:.2s;
  box-shadow:var(--shadow-card);
}
.chip-filter a:hover,.chip-filter a.is-active{
  border-color:var(--c-primary);color:var(--c-primary);
  transform:translateY(-2px);
}
.chip-filter a i{font-style:normal;color:var(--c-accent)}
.hero-stat-strip{
  margin-top:38px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;max-width:760px;
}
.hero-stat{
  background:rgba(255,255,255,.66);border:1px solid var(--c-border);
  border-radius:var(--radius-md);padding:14px 18px;
}
.hero-stat b{display:block;font-size:1.55rem;font-weight:900;color:var(--c-primary-deep)}
.hero-stat span{font-size:.8rem;color:var(--c-muted);}

/* ===== 通用区块 ===== */
.section-space{padding:var(--space-section) 0}
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:16px;margin-bottom:34px;
}
.section-head .eyebrow{
  display:block;color:var(--c-accent);font-size:.82rem;font-weight:900;
  letter-spacing:.1em;margin-bottom:6px;
}
.section-head h2{
  font-size:var(--font-title);
  font-weight:900;
  line-height:1.25;
  max-width:760px;
}
.section-head p{color:var(--c-muted);max-width:680px;margin-top:10px}
.section-more{font-weight:800;color:var(--c-primary);font-size:.9rem;display:inline-flex;gap:6px;align-items:center}
.section-more:hover{color:var(--c-accent)}
.section-more .arrow{transition:transform .2s}
.section-more:hover .arrow{transform:translateX(4px)}

/* ===== 精华推荐 ===== */
.featured-section{background:var(--c-surface);border-bottom:1px solid var(--c-border)}
.feature-card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-card);transition:transform .35s var(--ease),box-shadow .35s;
  height:100%;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.feature-main{display:flex;flex-direction:column;height:100%}
.feature-main .cover{position:relative;height:290px;overflow:hidden}
.feature-main .cover img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease)}
.feature-main:hover .cover img{transform:scale(1.04)}
.feature-main .cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 42%,rgba(13,70,53,.24) 100%);
}
.feature-main .body{padding:28px;display:flex;flex-direction:column;flex:1}
.feature-main h3{font-size:1.4rem;font-weight:900;line-height:1.35}
.feature-main p{color:var(--c-muted);font-size:.95rem;margin-top:10px}
.feature-main .card-tags{display:flex;gap:8px;margin-top:18px;flex-wrap:wrap}
.feature-sub-card{
  display:flex;align-items:stretch;gap:16px;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--radius-md);padding:14px;
  margin-bottom:14px;box-shadow:var(--shadow-card);
  transition:transform .3s var(--ease),box-shadow .3s,border-color .2s;
}
.feature-sub-card:last-child{margin-bottom:0}
.feature-sub-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#D8CFC1}
.feature-sub-card .thumb{
  width:112px;height:90px;border-radius:10px;overflow:hidden;flex-shrink:0;
}
.feature-sub-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.feature-sub-card:hover .thumb img{transform:scale(1.06)}
.feature-sub-card h4{font-size:1rem;font-weight:900;line-height:1.4}
.feature-sub-card p{font-size:.87rem;color:var(--c-muted);margin-top:5px}
.tag{
  display:inline-flex;align-items:center;border-radius:999px;
  font-size:.73rem;font-weight:800;padding:3px 11px;
  background:var(--c-primary);color:#fff;line-height:1.5;
}
.tag-orange{background:var(--c-accent)}
.tag-soft{background:var(--c-accent-soft);color:var(--c-accent-hover)}
.tag-line{border:1px solid var(--c-border);background:transparent;color:var(--c-muted)}

/* ===== 资源分组 ===== */
.resource-area{background:var(--c-bg)}
.resource-group{margin-bottom:64px}
.resource-group:last-child{margin-bottom:0}
.group-head{
  display:flex;align-items:flex-start;gap:20px;
  border-top:2px solid var(--c-primary-deep);
  padding-top:22px;margin-bottom:22px;
}
.group-num{
  font-size:2.3rem;font-weight:900;line-height:1;
  color:transparent;-webkit-text-stroke:1.5px var(--c-accent);
  flex-shrink:0;
}
.group-head h2{font-size:1.7rem;font-weight:900;line-height:1.2}
.group-head p{color:var(--c-muted);margin-top:4px;max-width:720px}
.resource-row{
  display:grid;grid-template-columns:100px minmax(0,1fr) auto auto;
  align-items:center;gap:18px;
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--radius-md);
  padding:15px 16px;margin-bottom:12px;
  box-shadow:var(--shadow-card);
  transition:transform .3s var(--ease),box-shadow .3s,border-color .2s;
}
.resource-row:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#DBD0C2}
.resource-row .thumb{width:100px;height:76px;border-radius:8px;overflow:hidden;flex-shrink:0}
.resource-row .thumb img{width:100%;height:100%;object-fit:cover}
.row-main h3{font-size:1.05rem;font-weight:900;line-height:1.35}
.row-main h3 a{transition:color .2s}
.row-main h3 a:hover{color:var(--c-accent-hover)}
.row-main p{font-size:.88rem;color:var(--c-muted);margin-top:4px;line-height:1.55}
.row-tags{display:flex;flex-direction:column;gap:5px;align-items:flex-start;min-width:78px}
.row-action{text-align:right}

/* ===== 提醒 / 更新速报 ===== */
.notice-section{background:var(--c-primary-deep);color:#fff}
.notice-head .eyebrow{color:var(--c-accent)}
.notice-head h2{color:#fff}
.notice-head p{color:rgba(255,255,255,.68)}
.notice-grid{
  display:grid;grid-template-columns:104px 1fr;gap:22px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius-lg);padding:26px 28px;margin-top:8px;
}
.notice-line{position:relative;padding-bottom:24px}
.notice-line:last-child{padding-bottom:0}
.notice-line::before{
  content:"";position:absolute;left:38px;top:14px;width:2px;background:rgba(255,255,255,.16);
}
.notice-line:last-child::before{display:none}
.notice-line .dot{
  position:absolute;left:28px;top:0;
}
.notice-line .dot::before{
  content:"";position:absolute;left:8px;top:6px;width:14px;height:14px;
  border-radius:50%;background:var(--c-accent);
}
.notice-line .dot::after{
  content:"";position:absolute;left:12px;top:10px;width:6px;height:6px;
  border-radius:50%;background:#0D4635;
}
.notice-content{grid-column:2}
.notice-content strong{font-size:1.02rem;display:block;font-weight:900}
.notice-content p{color:rgba(255,255,255,.66);font-size:.9rem;margin-top:3px}

/* ===== FAQ ===== */
.faq-section{background:var(--c-surface)}
.accordion-list{max-width:900px;margin:0 auto}
.accordion-item{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--radius-md);margin-bottom:12px;overflow:hidden;
  transition:border-color .2s,box-shadow .2s;
}
.accordion-item:hover{border-color:#D8CFC2;box-shadow:0 6px 20px rgba(23,39,31,.06)}
.accordion-item summary{
  cursor:pointer;list-style:none;display:flex;align-items:center;gap:14px;
  padding:20px 22px;font-weight:900;font-size:1.02rem;line-height:1.4;
}
.accordion-item summary::-webkit-details-marker{display:none}
.accordion-item summary .q-mark{
  width:34px;height:34px;border-radius:50%;
  background:var(--c-accent-soft);color:var(--c-accent-hover);
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:900;flex-shrink:0;
}
.accordion-item summary .plus-icon{
  margin-left:auto;font-size:1.4rem;font-weight:400;color:var(--c-muted);
  transition:transform .25s;
}
.accordion-item details[open] .plus-icon{transform:rotate(45deg)}
.accordion-body{padding:0 22px 22px 70px;color:var(--c-muted);font-size:.95rem}

/* ===== CTA ===== */
.cta-section{background:var(--c-bg)}
.cta-panel{
  position:relative;overflow:hidden;
  background:
    linear-gradient(120deg,rgba(13,70,53,.96),rgba(24,91,69,.92)),
    url('/assets/images/backpic/back-4.jpg') center/cover;
  border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,.12);
  color:#fff;padding:clamp(32px,6vw,64px) clamp(24px,5vw,56px);
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;bottom:-100px;
  width:300px;height:300px;border-radius:50%;
  background:rgba(232,145,60,.25);filter:blur(10px);pointer-events:none;
}
.cta-panel .inner{position:relative;z-index:2;max-width:760px}
.cta-panel .eyebrow{color:var(--c-accent);font-weight:900;font-size:.82rem;letter-spacing:.1em}
.cta-panel h2{font-size:clamp(1.7rem,3vw,2.6rem);font-weight:900;line-height:1.25;margin-top:10px}
.cta-panel p{color:rgba(255,255,255,.74);margin-top:14px;max-width:680px}
.cta-buttons{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}

/* ===== 其他入口 ===== */
.more-section{background:var(--c-bg);padding-top:0}
.more-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.more-card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--radius-md);padding:22px;
  transition:transform .3s var(--ease),box-shadow .3s,border-color .2s;
  display:block;
}
.more-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#D5CBBC}
.more-card .ic{color:var(--c-accent);font-size:1.2rem;font-weight:900;width:38px;height:38px;display:flex;align-items:center;justify-content:center;border-radius:10px;background:var(--c-accent-soft);margin-bottom:16px}
.more-card h3{font-size:1.08rem;font-weight:900;line-height:1.4}
.more-card p{font-size:.88rem;color:var(--c-muted);margin-top:7px}
.more-card .link-line{display:flex;align-items:center;gap:6px;color:var(--c-primary);font-size:.85rem;font-weight:800;margin-top:14px}
.more-card:hover .link-line{color:var(--c-accent)}
.more-card .link-line span{transition:transform .2s}
.more-card:hover .link-line span{transform:translateX(4px)}

/* ===== Footer ===== */
.site-footer{
  background:var(--c-nav-bg);color:rgba(255,255,255,.82);padding-top:60px;
}
.site-footer .brand-name{color:#fff;font-size:1.55rem}
.footer-brand{display:flex;flex-direction:column;gap:14px}
.footer-brand p{max-width:360px;font-size:.9rem;line-height:1.8;color:rgba(255,255,255,.64)}
.site-footer h4{color:#fff;font-size:1.02rem;font-weight:900;margin-bottom:18px}
.footer-col ul li{margin-bottom:11px}
.footer-col ul a{font-size:.9rem;color:rgba(255,255,255,.72);font-weight:600}
.footer-col ul a:hover{color:var(--c-accent)}
.footer-bottom{
  margin-top:54px;border-top:1px solid rgba(255,255,255,.11);
  padding:22px 0;display:flex;justify-content:space-between;gap:12px;
  color:rgba(255,255,255,.5);font-size:.82rem;flex-wrap:wrap;
}
.footer-bottom a{color:rgba(255,255,255,.8)}
.footer-bottom a:hover{color:var(--c-accent)}

/* ===== Reveal ===== */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.is-inview{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* ===== Tablet ===== */
@media(max-width:1023px){
  .resource-row{grid-template-columns:92px minmax(0,1fr) auto}
  .row-action{grid-column:3}
  .row-action .btn{white-space:normal}
  .more-cards{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:767px){
  .cat-hero{padding-top:116px}
  .group-head{gap:14px}
  .group-head h2{font-size:1.35rem}
  .group-num{font-size:1.8rem}
  .resource-row{grid-template-columns:82px minmax(0,1fr);align-items:start}
  .row-thumb{grid-row:span 2}
  .row-tags{grid-column:2}
  .row-tags{flex-direction:row;flex-wrap:wrap;margin-top:8px;min-width:0}
  .row-action{grid-column:2;text-align:left;margin-top:4px}
  .feature-main .cover{height:220px}
  .feature-sub-card .thumb{width:96px;height:82px}
}
@media(max-width:639px){
  .section-space{--space-section:clamp(2.8rem,7vw,4rem)}
  .hero-stat-strip{grid-template-columns:1fr 1fr}
  .hero-stat:nth-child(3){grid-column:1/-1}
  .more-cards{grid-template-columns:1fr}
  .notice-grid{grid-template-columns:1fr;padding-left:22px;padding-right:22px}
  .notice-line::before{left:32px}
  .notice-line .dot{left:22px}
  .notice-content{grid-column:1}
  .cta-buttons .btn{width:100%}
}
@media(max-width:520px){
  .header-actions{gap:10px}
  .header-direct{padding:9px 15px;font-size:.82rem}
  .brand-note{display:none}
  .brand-name{font-size:1.28rem}
  .drawer-head{padding:0 18px}
  .drawer-body{padding-left:7vw;padding-right:7vw}
  .feature-main .body{padding:20px}
  .feature-sub-card{flex-direction:row}
  .feature-sub-card .thumb{width:88px;height:80px}
  .resource-row{padding:13px 12px;gap:12px}
  .resource-row .thumb{width:76px;height:68px;border-radius:8px}
  .row-main h3{font-size:.98rem}
  .row-main p{font-size:.82rem}
  .chip-filter a{padding:8px 13px;font-size:.8rem}
  .one-liner-safe .icon{display:none}
  .footer-bottom{flex-direction:column}
}