/* roulang page: index */
:root{
  --brand:#0E6B52;
  --brand-dark:#0B4F3F;
  --lime:#C8FF2E;
  --lime-soft:#EAFBC0;
  --orange:#FF6A1A;
  --sand:#F7F5EF;
  --white:#FFFFFF;
  --ink:#111614;
  --border:#E3E0D6;
  --line:#EFEBE0;
  --text:#1D2421;
  --muted:#66706B;
  --success:#1F9D6B;
  --warn:#D99A00;
  --error:#D64545;
  --radius-card:18px;
  --radius-btn:14px;
  --radius-pill:999px;
  --radius-input:12px;
  --shadow:0 10px 28px rgba(17,22,20,.07);
  --shadow-hover:0 18px 44px rgba(17,22,20,.13);
  --container:1200px;
  --read:760px;
  --sp-section:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Hiragino Sans GB",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-dark)}
ul,ol{margin:0;padding:0;list-style:none}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--ink);letter-spacing:.01em}
h1{font-size:clamp(2rem,4vw,3.25rem);line-height:1.25}
h2{font-size:clamp(1.5rem,2.6vw,2.15rem);line-height:1.35}
h3{font-size:clamp(1.15rem,1.8vw,1.45rem);line-height:1.45}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:var(--sp-section) 0}
.section--tight{padding:64px 0}
.section--sand{background:var(--sand)}
.section--white{background:var(--white)}
.section--dark{background:var(--ink);color:#EDEAE1}
.section--dark h2,.section--dark h3{color:#FFFFFF}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.section-head__text{max-width:640px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--brand);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:24px;height:3px;border-radius:3px;background:var(--lime)}
.section-sub{color:var(--muted);margin-top:12px;font-size:16px}
.h2-line{position:relative;padding-left:16px}
.h2-line::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:5px;border-radius:4px;background:var(--brand)}
/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;line-height:1.2;min-height:44px;
  border:1px solid transparent;
  transition:transform .18s ease,background .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--brand);color:#F7F5EF}
.btn-primary:hover{background:var(--brand-dark);color:#FFFFFF;transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-primary:active{transform:scale(.98)}
.btn-lime{background:var(--lime);color:var(--ink)}
.btn-lime:hover{background:#D8FF5C;color:var(--ink);transform:translateY(-2px)}
.btn-lime:active{transform:scale(.98)}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-ghost:hover{background:rgba(14,107,82,.09);color:var(--brand-dark);transform:translateY(-2px)}
.btn-orange{background:var(--orange);color:#FFFFFF}
.btn-orange:hover{background:#E85C10;color:#FFFFFF;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,106,26,.28)}
.btn-orange:active{transform:scale(.98)}
.btn-sm{padding:9px 16px;font-size:13px;border-radius:var(--radius-pill);min-height:36px}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none}
.btn .spinner{
  width:14px;height:14px;border-radius:50%;
  border:2px solid rgba(255,255,255,.45);border-top-color:#fff;
  animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}
/* 徽章 */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:700;line-height:1.6;letter-spacing:.02em;
}
.badge--cat{background:rgba(14,107,82,.1);color:var(--brand)}
.badge--hot{background:var(--orange);color:#FFFFFF}
.badge--official{background:var(--lime);color:var(--ink)}
.badge--soft{background:var(--line);color:var(--muted)}
.badge--dark{background:rgba(255,255,255,.12);color:#EDEAE1}
/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,245,239,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.nav-grid{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;height:72px}
.nav-side{display:flex;align-items:center;gap:26px}
.nav-side--left{justify-content:flex-start}
.nav-side--right{justify-content:flex-end}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--text);
  padding:6px 0;white-space:nowrap;transition:color .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;border-radius:3px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:800}
.nav-link.is-active::after{transform:scaleX(1)}
.brand{display:flex;flex-direction:column;align-items:center;line-height:1.15;text-align:center}
.brand__main{font-size:20px;font-weight:800;color:var(--ink);letter-spacing:.02em}
.brand__sub{font-size:11px;letter-spacing:.34em;color:var(--brand);font-weight:700;margin-top:2px}
.nav-search{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--border);border-radius:var(--radius-pill);
  padding:7px 14px;background:var(--white);color:var(--muted);font-size:13px;
  transition:border-color .18s ease,box-shadow .18s ease,color .18s ease;
}
.nav-search:hover{border-color:var(--brand);color:var(--brand);box-shadow:var(--shadow)}
.nav-search svg{width:15px;height:15px}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--border);
  background:var(--white);align-items:center;justify-content:center;
}
.menu-toggle span{display:block;width:19px;height:2px;background:var(--ink);border-radius:2px;position:relative}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:19px;height:2px;background:var(--ink);border-radius:2px;
}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.mobile-drawer{
  display:none;position:fixed;inset:72px 0 0 0;z-index:75;
  background:var(--sand);padding:22px 24px 40px;overflow-y:auto;
}
.mobile-drawer.is-open{display:block}
.drawer-group{padding:14px 0;border-bottom:1px solid var(--line)}
.drawer-group__title{font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--muted);margin-bottom:6px}
.drawer-link{display:flex;align-items:center;justify-content:space-between;min-height:48px;font-size:16px;font-weight:600;color:var(--ink)}
.drawer-link.is-active{color:var(--brand)}
.drawer-close{position:absolute;right:20px;top:16px;font-size:14px;color:var(--muted)}
/* Hero */
.hero{position:relative;overflow:hidden;padding:76px 0 92px;background:var(--sand)}
.hero__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.09;pointer-events:none;
}
.hero__glow{
  position:absolute;right:-160px;top:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,255,46,.5),rgba(200,255,46,0) 68%);
  pointer-events:none;
}
.hero__inner{position:relative;display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center}
.hero__title{margin:16px 0 20px}
.hero__title em{font-style:normal;background:linear-gradient(transparent 62%,var(--lime) 62%)}
.hero__lead{font-size:18px;color:var(--muted);max-width:520px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero__stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.stat-chip{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius-pill);
  padding:8px 16px;font-size:13px;color:var(--muted);box-shadow:var(--shadow);
}
.stat-chip b{color:var(--brand);font-size:15px;margin-right:6px}
.media-group{display:grid;grid-template-columns:1.45fr 1fr;gap:18px}
.media-main{
  position:relative;border-radius:var(--radius-card);overflow:hidden;
  aspect-ratio:9/16;box-shadow:var(--shadow-hover);background:var(--ink);
}
.media-main img{width:100%;height:100%;object-fit:cover}
.media-main__mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(17,22,20,0) 40%,rgba(17,22,20,.82) 100%);
}
.media-main__info{position:absolute;left:18px;right:18px;bottom:18px;color:#F7F5EF}
.media-main__info h3{color:#FFFFFF;font-size:18px;margin:8px 0 4px}
.media-main__info p{font-size:13px;color:rgba(247,245,239,.82);margin:0}
.media-side{display:grid;gap:18px;align-content:center}
.media-mini{
  position:relative;border-radius:var(--radius-card);overflow:hidden;aspect-ratio:4/3;
  border:1px solid var(--border);background:var(--white);box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease;
}
.media-mini:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.media-mini img{width:100%;height:100%;object-fit:cover}
.media-mini__tag{
  position:absolute;top:12px;left:12px;
}
.media-mini__cap{
  position:absolute;left:12px;right:12px;bottom:10px;color:#FFFFFF;
  font-size:13px;font-weight:700;text-shadow:0 2px 8px rgba(17,22,20,.65);
}
.play-btn{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:56px;height:56px;border-radius:50%;background:var(--orange);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 26px rgba(255,106,26,.4);
}
.play-btn svg{width:20px;height:20px;fill:#fff;margin-left:3px}
/* 片段卡 */
.clip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.clip-card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.clip-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:var(--brand)}
.clip-cover{position:relative;aspect-ratio:9/16;overflow:hidden;background:var(--ink)}
.clip-cover img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.clip-card:hover .clip-cover img{transform:scale(1.04)}
.clip-cover__grad{position:absolute;inset:0;background:linear-gradient(180deg,rgba(17,22,20,.05) 45%,rgba(17,22,20,.86) 100%)}
.clip-cover__badge{position:absolute;top:12px;left:12px}
.clip-cover__time{
  position:absolute;right:12px;bottom:12px;font-size:12px;font-weight:700;
  background:rgba(17,22,20,.72);color:#F7F5EF;padding:3px 9px;border-radius:var(--radius-pill);
}
.clip-cover__title{
  position:absolute;left:14px;right:14px;bottom:14px;color:#FFFFFF;
  font-size:15px;font-weight:700;line-height:1.45;
}
.clip-body{padding:16px 16px 18px;display:flex;flex-direction:column;gap:12px;flex:1}
.clip-body p{font-size:14px;color:var(--muted);margin:0}
.clip-actions{display:flex;gap:10px;margin-top:auto}
/* 种草清单 */
.seed-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.seed-intro{position:sticky;top:104px}
.seed-intro p{color:var(--muted)}
.seed-list{display:grid;gap:16px}
.seed-item{
  display:grid;grid-template-columns:56px 1fr auto;gap:18px;align-items:center;
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:18px 22px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.seed-item:hover{transform:translateX(6px);box-shadow:var(--shadow);border-color:var(--brand)}
.seed-num{
  width:46px;height:46px;border-radius:14px;background:var(--lime);color:var(--ink);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:17px;
}
.seed-item h3{font-size:17px;margin-bottom:4px}
.seed-item p{font-size:14px;color:var(--muted);margin:0 0 8px}
.seed-tags{display:flex;gap:8px;flex-wrap:wrap}
.seed-arrow{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;color:var(--brand);font-weight:800;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.seed-item:hover .seed-arrow{background:var(--brand);color:#fff;transform:translateX(4px)}
/* 最新信息 */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:var(--brand)}
.post-card__media{aspect-ratio:16/10;overflow:hidden;background:var(--line)}
.post-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.post-card:hover .post-card__media img{transform:scale(1.04)}
.post-card__body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1}
.post-card__body h3{font-size:17px;line-height:1.5}
.post-card__body h3 a{color:var(--ink)}
.post-card__body h3 a:hover{color:var(--brand)}
.post-card__excerpt{font-size:14px;color:var(--muted);margin:0}
.post-card__meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:12px;margin-top:auto;
}
.empty-state{
  grid-column:1/-1;background:var(--white);border:1px dashed var(--border);
  border-radius:var(--radius-card);padding:52px 24px;text-align:center;
}
.empty-state svg{width:46px;height:46px;stroke:var(--brand);fill:none;stroke-width:1.6;margin:0 auto 14px}
.empty-state p{color:var(--muted);margin:0 0 16px}
/* 口碑 */
.voice-track{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(280px,1fr);gap:20px;overflow-x:auto;padding:6px 4px 20px;scroll-snap-type:x mandatory}
.voice-track::-webkit-scrollbar{height:8px}
.voice-track::-webkit-scrollbar-thumb{background:var(--border);border-radius:99px}
.voice-card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:22px;scroll-snap-align:start;box-shadow:var(--shadow);
}
.voice-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.voice-avatar{
  width:46px;height:46px;border-radius:50%;background:var(--brand);color:#F7F5EF;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;flex:none;
}
.voice-name{font-weight:800;color:var(--ink);font-size:15px}
.voice-role{font-size:13px;color:var(--muted)}
.voice-text{font-size:15px;color:var(--text);margin:0 0 12px}
.stars{display:flex;gap:3px}
.stars svg{width:15px;height:15px;fill:var(--orange)}
/* 分类入口 */
.cat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.cat-block{
  position:relative;display:block;border-radius:var(--radius-card);overflow:hidden;
  min-height:250px;background:var(--ink);box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease;
}
.cat-block:nth-child(2){margin-top:32px}
.cat-block:nth-child(4){margin-top:32px}
.cat-block:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.cat-block img{width:100%;height:100%;min-height:250px;object-fit:cover;position:absolute;inset:0;opacity:.62;transition:transform .5s ease}
.cat-block:hover img{transform:scale(1.05)}
.cat-block__inner{position:relative;padding:28px;height:100%;display:flex;flex-direction:column;justify-content:flex-end;min-height:250px;background:linear-gradient(180deg,rgba(11,79,63,.12),rgba(17,22,20,.9))}
.cat-block__inner h3{color:#FFFFFF;font-size:20px;margin:10px 0 6px}
.cat-block__inner p{color:rgba(247,245,239,.85);font-size:14px;margin:0 0 14px}
.cat-block__link{color:var(--lime);font-size:14px;font-weight:800;display:inline-flex;align-items:center;gap:6px}
/* FAQ */
.faq-wrap{max-width:880px;margin:0 auto;display:grid;gap:14px}
.faq-item{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:var(--brand);box-shadow:var(--shadow)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;font-size:16.5px;font-weight:700;color:var(--ink);min-height:56px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-icon{
  width:26px;height:26px;border-radius:50%;border:1px solid var(--border);flex:none;position:relative;
  transition:transform .25s ease,background .25s ease;
}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand);border-radius:2px}
.faq-icon::before{left:6px;right:6px;top:50%;height:2px;transform:translateY(-50%)}
.faq-icon::after{top:6px;bottom:6px;left:50%;width:2px;transform:translateX(-50%)}
.faq-item[open] .faq-icon{background:var(--lime);transform:rotate(90deg);border-color:var(--lime)}
.faq-item[open] .faq-icon::after{opacity:0}
.faq-answer{padding:0 22px 22px;border-left:4px solid var(--lime);margin-left:22px;color:var(--muted);font-size:15px}
/* CTA */
.cta-band{
  position:relative;overflow:hidden;background:var(--brand-dark);color:#EDEAE1;
  border-radius:28px;padding:64px 48px;
}
.cta-band::after{
  content:"";position:absolute;right:-120px;bottom:-140px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,255,46,.35),rgba(200,255,46,0) 70%);
}
.cta-band__inner{position:relative;max-width:720px}
.cta-band h2{color:#FFFFFF}
.cta-band p{color:rgba(247,245,239,.86);margin:16px 0 30px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
/* 页脚 */
.site-footer{background:var(--ink);color:#D9D6CC;padding:72px 0 0;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px}
.footer-brand__main{font-size:19px;font-weight:800;color:#FFFFFF;letter-spacing:.02em}
.footer-brand__sub{font-size:11px;letter-spacing:.3em;color:var(--lime);font-weight:700;margin-top:4px}
.footer-brand p{font-size:14px;color:#A9A79E;margin-top:16px;line-height:1.8}
.footer-title{font-size:14px;font-weight:800;color:#FFFFFF;margin-bottom:16px;letter-spacing:.04em}
.footer-links{display:grid;gap:10px}
.footer-links a{color:#C9C7BE;font-size:14px;transition:color .18s ease}
.footer-links a:hover{color:var(--lime)}
.footer-post{display:block;font-size:14px;color:#C9C7BE;padding:6px 0;border-bottom:1px dashed rgba(255,255,255,.08)}
.footer-post:hover{color:var(--lime)}
.footer-empty{font-size:14px;color:#A9A79E}
.subscribe{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap}
.subscribe input{
  flex:1;min-width:150px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius-input);padding:12px 14px;color:#F7F5EF;font-size:14px;
}
.subscribe input::placeholder{color:#8E8C84}
.subscribe input:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,255,46,.25)}
.footer-note{font-size:13px;color:#8E8C84;margin-top:10px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);margin-top:56px;padding:22px 0;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:#8E8C84;
}
.footer-bottom a{color:#A9A79E}
.footer-bottom a:hover{color:var(--lime)}
/* 吸底条 */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:none;
  align-items:center;justify-content:space-between;gap:14px;
  background:rgba(17,22,20,.96);padding:12px 18px;border-top:1px solid rgba(200,255,46,.28);
}
.sticky-bar__text{font-size:13px;color:#EDEAE1}
.sticky-bar__text b{display:block;color:#FFFFFF;font-size:14px}
@media (max-width:1024px){
  :root{--sp-section:64px}
  .nav-side--left,.nav-side--right{display:none}
  .nav-grid{grid-template-columns:44px 1fr 44px}
  .menu-toggle{display:flex}
  .brand{justify-self:center}
  .hero__inner{grid-template-columns:1fr;gap:40px}
  .clip-grid{grid-template-columns:repeat(2,1fr)}
  .seed-grid{grid-template-columns:1fr;gap:32px}
  .seed-intro{position:static}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .sticky-bar{display:flex}
  .cta-band{padding:52px 32px}
}
@media (max-width:768px){
  :root{--sp-section:48px}
  body{font-size:16px}
  .container{padding:0 18px}
  .hero{padding:52px 0 66px}
  .clip-grid{display:grid;grid-auto-flow:column;grid-auto-columns:72vw;grid-template-columns:none;overflow-x:auto;gap:16px;padding-bottom:16px;scroll-snap-type:x mandatory}
  .clip-card{scroll-snap-align:start}
  .post-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:1fr}
  .cat-block:nth-child(2),.cat-block:nth-child(4){margin-top:0}
  .media-group{grid-template-columns:1fr}
  .media-side{grid-template-columns:1fr 1fr}
  .media-main{max-height:70vh}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .cta-band{border-radius:20px;padding:40px 22px}
  .faq-answer{margin-left:14px}
}
@media (max-width:520px){
  .hero__actions .btn{width:100%}
  .seed-item{grid-template-columns:44px 1fr;gap:14px;padding:16px}
  .seed-arrow{display:none}
  .media-side{grid-template-columns:1fr}
  .nav-grid{height:64px}
  .mobile-drawer{inset:64px 0 0 0}
}

/* roulang page: article */
:root{
  --green:#0E6B52;
  --green-deep:#0B4F3F;
  --lime:#C8FF2E;
  --orange:#FF6A1A;
  --sand:#F7F5EF;
  --card:#FFFFFF;
  --dark:#111614;
  --line:#E3E0D6;
  --divider:#EFEBE0;
  --text:#1D2421;
  --muted:#66706B;
  --ok:#1F9D6B;
  --warn:#D99A00;
  --err:#D64545;
  --radius-card:18px;
  --radius-btn:14px;
  --radius-img:14px;
  --radius-input:12px;
  --shadow:0 10px 28px rgba(17,22,20,.07);
  --shadow-hover:0 18px 44px rgba(17,22,20,.13);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--sand);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-btn);border:1px solid transparent;
  font-size:15px;font-weight:700;line-height:1.2;white-space:nowrap;
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--green);color:#F7F5EF;}
.btn-primary:hover{background:var(--green-deep);transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-primary:active{transform:scale(.98);}
.btn-lime{background:var(--lime);color:var(--dark);}
.btn-lime:hover{background:#D9FF63;transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-lime:active{transform:scale(.98);}
.btn-ghost{background:transparent;border-color:var(--green);color:var(--green);}
.btn-ghost:hover{background:rgba(14,107,82,.08);transform:translateY(-2px);}
.btn-ghost-light{background:transparent;border-color:rgba(247,245,239,.45);color:#F7F5EF;}
.btn-ghost-light:hover{background:rgba(247,245,239,.12);border-color:var(--lime);color:var(--lime);}
.btn-orange{background:var(--orange);color:#FFFFFF;}
.btn-orange:hover{background:#E85C10;transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn:disabled,.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;
  font-size:12.5px;font-weight:700;line-height:1.5;letter-spacing:.02em;
}
.badge--cat{background:rgba(14,107,82,.10);color:var(--green);}
.badge--lime{background:var(--lime);color:var(--dark);}
.badge--hot{background:var(--orange);color:#FFFFFF;}

/* ============ 页头导航 ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(247,245,239,.94);
  -webkit-backdrop-filter:saturate(1.4) blur(10px);
  backdrop-filter:saturate(1.4) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-grid{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:20px;height:72px;
}
.nav-side{display:flex;align-items:center;gap:24px;min-width:0;}
.nav-side--left{justify-self:start;}
.nav-side--right{justify-self:end;}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--text);
  padding:6px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:3px;width:0;
  background:var(--lime);border-radius:3px;transition:width .22s ease;
}
.nav-link:hover{color:var(--green);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:var(--green);font-weight:800;}
.nav-link.is-active::after{width:100%;}
.brand{display:flex;flex-direction:column;align-items:center;line-height:1.15;text-align:center;}
.brand__main{font-size:21px;font-weight:800;letter-spacing:.06em;color:var(--green);}
.brand__sub{font-size:11px;letter-spacing:.28em;color:var(--muted);margin-top:3px;}
.nav-search{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 16px;border-radius:999px;border:1px solid var(--line);
  background:var(--card);font-size:14px;color:var(--muted);
  transition:border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.nav-search svg{width:16px;height:16px;flex:0 0 auto;}
.nav-search:hover{border-color:var(--green);color:var(--green);box-shadow:var(--shadow);}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:var(--card);align-items:center;justify-content:center;
}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
  display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative;
  transition:transform .2s ease;
}
.menu-toggle span::before{content:"";position:absolute;top:-6px;left:0;}
.menu-toggle span::after{content:"";position:absolute;top:6px;left:0;}
.mobile-drawer{
  display:none;position:fixed;top:64px;left:0;right:0;z-index:99;
  background:var(--sand);border-bottom:1px solid var(--line);box-shadow:var(--shadow-hover);
  padding:10px 0 22px;
}
.mobile-drawer.is-open{display:block;}
.mobile-nav{display:flex;flex-direction:column;}
.mobile-nav__link{
  display:flex;align-items:center;min-height:48px;font-size:16px;font-weight:600;
  border-bottom:1px solid var(--divider);color:var(--text);
}
.mobile-nav__link:last-child{border-bottom:0;}
.mobile-nav__link:hover{color:var(--green);}

/* ============ 文章首屏 ============ */
.article-hero{
  position:relative;
  padding:52px 0 44px;
  background-image:linear-gradient(180deg,rgba(247,245,239,.93),rgba(247,245,239,.985)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--green);}
.breadcrumb span.sep{color:#C7C3B6;}
.breadcrumb .current{color:var(--text);font-weight:600;}
.article-hero h1{
  font-size:clamp(1.8rem,3.6vw,2.9rem);
  line-height:1.25;letter-spacing:.01em;
  margin:16px 0 20px;max-width:940px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  font-size:14px;color:var(--muted);
}
.article-meta__item{display:inline-flex;align-items:center;gap:7px;}
.article-meta__item svg{width:15px;height:15px;flex:0 0 auto;color:var(--green);}
.article-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.icon-btn{
  display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:999px;
  border:1px solid var(--line);background:var(--card);font-size:14px;font-weight:600;color:var(--text);
  transition:border-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.icon-btn svg{width:16px;height:16px;}
.icon-btn:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px);box-shadow:var(--shadow);}
.icon-btn:active{transform:scale(.98);}
.icon-btn.is-done{border-color:var(--ok);color:var(--ok);}

/* ============ 正文布局 ============ */
.article-section{padding:64px 0 88px;}
.article-layout{
  display:grid;grid-template-columns:minmax(0,790px) 250px;
  gap:48px;justify-content:center;align-items:start;
}
.article-body{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:44px 48px;box-shadow:var(--shadow);
  font-size:17px;line-height:1.9;color:var(--text);
  min-width:0;overflow-wrap:break-word;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.1em;font-size:17px;line-height:1.9;}
.article-body h2{
  position:relative;padding-left:16px;
  font-size:clamp(1.3rem,2.2vw,1.7rem);line-height:1.4;
  margin:2em 0 .85em;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;
  background:var(--lime);border-radius:3px;
}
.article-body h3{
  font-size:clamp(1.08rem,1.6vw,1.3rem);color:var(--green);
  margin:1.6em 0 .6em;line-height:1.5;
}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.5em;}
.article-body li{margin:.45em 0;line-height:1.9;}
.article-body ul li::marker{color:var(--green);}
.article-body ol li::marker{color:var(--green);font-weight:700;}
.article-body a{color:var(--green);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--green-deep);}
.article-body strong{font-weight:800;}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;border-left:4px solid var(--lime);
  background:#F3F7F4;border-radius:0 var(--radius-img) var(--radius-img) 0;
  color:#2A332E;font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--radius-img);margin:1.4em auto;box-shadow:var(--shadow);}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;line-height:1.7;}
.article-body table{
  width:100%;border-collapse:collapse;font-size:15px;margin:1.5em 0;
  display:block;overflow-x:auto;white-space:nowrap;
}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--divider);text-align:left;}
.article-body th{background:#F2F4F0;font-weight:700;color:var(--green);}
.article-body hr{border:0;border-top:1px solid var(--divider);margin:2em 0;}

/* ============ 目录 ============ */
.article-toc{
  position:sticky;top:96px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 20px;box-shadow:var(--shadow);
}
.toc-title{
  font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--muted);
  padding-bottom:12px;border-bottom:1px solid var(--divider);margin-bottom:12px;
}
.toc-link{
  display:block;font-size:14px;line-height:1.6;color:var(--muted);
  padding:8px 10px;border-left:3px solid transparent;border-radius:0 8px 8px 0;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.toc-link:hover{background:#F3F7F4;color:var(--green);}
.toc-link.is-active{border-left-color:var(--lime);background:#F3F7F4;color:var(--green);font-weight:700;}

/* ============ 空态 ============ */
.article-empty{
  background:var(--card);border:1px dashed var(--line);border-radius:var(--radius-card);
  padding:64px 32px;text-align:center;box-shadow:var(--shadow);
}
.article-empty svg{width:56px;height:56px;color:var(--green);margin:0 auto 18px;}
.article-empty h2{font-size:1.4rem;margin-bottom:10px;}
.article-empty p{color:var(--muted);font-size:15px;margin-bottom:24px;}

/* ============ 相关推荐 ============ */
.related{padding:8px 0 88px;}
.section-head{margin-bottom:34px;}
.section-head h2{
  position:relative;font-size:clamp(1.5rem,2.6vw,2rem);line-height:1.35;padding-bottom:14px;
}
.section-head h2::after{
  content:"";position:absolute;left:0;bottom:0;width:56px;height:5px;
  background:var(--lime);border-radius:3px;
}
.section-head p{margin-top:14px;color:var(--muted);font-size:15px;max-width:640px;}
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--green);}
.post-card__thumb{aspect-ratio:16/10;overflow:hidden;background:#EAE7DD;}
.post-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.post-card:hover .post-card__thumb img{transform:scale(1.05);}
.post-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-card__body h3{font-size:1.05rem;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card__body p{
  color:var(--muted);font-size:14px;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);}
.post-card__more{color:var(--green);font-weight:700;font-size:13.5px;}

.cat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
.cat-card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  border-radius:var(--radius-card);border:1px solid var(--line);background:var(--card);
  box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--green);}
.cat-card__img{aspect-ratio:3/2;overflow:hidden;background:#EAE7DD;}
.cat-card__img img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.cat-card:hover .cat-card__img img{transform:scale(1.05);}
.cat-card__body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.cat-card__body h3{font-size:1.02rem;line-height:1.5;}
.cat-card__body p{font-size:13.5px;color:var(--muted);line-height:1.7;}
.cat-card__more{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--green);}

/* ============ 底部 CTA ============ */
.cta-band{background:var(--dark);color:#F7F5EF;padding:72px 0;}
.cta-band__inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;}
.cta-band h2{color:#F7F5EF;font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.35;max-width:640px;}
.cta-band p{color:#A9A79E;font-size:15.5px;margin-top:14px;max-width:620px;}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--green-deep);color:#F7F5EF;padding:72px 0 26px;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;
  padding-bottom:44px;border-bottom:1px solid rgba(247,245,239,.16);
}
.footer-brand__main{font-size:22px;font-weight:800;letter-spacing:.06em;color:#F7F5EF;}
.footer-brand__sub{font-size:11px;letter-spacing:.28em;color:var(--lime);margin:4px 0 16px;}
.footer-brand p{font-size:14px;color:#CFD8D3;line-height:1.85;max-width:320px;}
.footer-title{font-size:14px;font-weight:800;letter-spacing:.1em;margin-bottom:18px;color:var(--lime);}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:#D8E0DC;line-height:1.6;}
.footer-links a:hover{color:var(--lime);}
.footer-empty{font-size:14px;color:#9FB0A9;}
.subscribe{display:flex;gap:10px;margin:16px 0 10px;}
.subscribe input{
  flex:1;min-width:0;padding:12px 14px;border-radius:var(--radius-input);
  border:1px solid rgba(247,245,239,.22);background:rgba(247,245,239,.06);
  color:#F7F5EF;font-size:14px;outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.subscribe input::placeholder{color:#9FB0A9;}
.subscribe input:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,255,46,.25);}
.footer-note{font-size:12.5px;color:#9FB0A9;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding-top:22px;font-size:13px;color:#A9B8B2;
}
.footer-bottom a{color:#D8E0DC;text-decoration:underline;text-underline-offset:3px;}
.footer-bottom a:hover{color:var(--lime);}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .article-layout{grid-template-columns:minmax(0,1fr) 236px;gap:32px;}
}
@media (max-width:1023px){
  .nav-grid{grid-template-columns:44px minmax(0,1fr) 44px;height:64px;gap:8px;}
  .nav-side--left{display:none;}
  .nav-side--right{display:flex;justify-self:end;gap:0;}
  .nav-side--right .nav-link{display:none;}
  .nav-search{font-size:0;padding:0;width:40px;height:40px;justify-content:center;gap:0;}
  .nav-search svg{width:18px;height:18px;}
  .menu-toggle{display:flex;}
  .brand{justify-self:center;}
  .brand__main{font-size:19px;}
  .brand__sub{font-size:10px;letter-spacing:.2em;}
  .article-section{padding:44px 0 64px;}
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .article-toc{display:none;}
  .article-body{padding:34px 30px;font-size:16.5px;}
  .article-body p{font-size:16.5px;}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:56px 0;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .article-hero{padding:36px 0 32px;}
  .article-hero h1{margin:14px 0 16px;}
  .article-body{padding:26px 20px;border-radius:14px;font-size:16px;}
  .article-body p{font-size:16px;line-height:1.9;}
  .article-body table{font-size:14px;}
  .article-section{padding:34px 0 48px;}
  .related{padding:0 0 56px;}
  .post-grid{grid-template-columns:minmax(0,1fr);}
  .cat-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .cta-band__inner{flex-direction:column;align-items:flex-start;}
  .cta-band__actions{width:100%;}
  .cta-band__actions .btn{flex:1;min-width:160px;}
  .subscribe{flex-direction:column;}
  .subscribe .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:480px){
  .brand__main{font-size:17px;}
  .brand__sub{font-size:9.5px;letter-spacing:.16em;}
  .article-hero h1{font-size:1.5rem;}
  .article-meta{font-size:13px;gap:8px 14px;}
  .btn{padding:12px 20px;font-size:14.5px;}
  .article-actions{gap:10px;}
  .icon-btn{padding:9px 14px;font-size:13px;}
}

/* roulang page: category2 */
:root{
  --green:#0E6B52;
  --green-d:#0B4F3F;
  --lime:#C8FF2E;
  --orange:#FF6A1A;
  --sand:#F7F5EF;
  --white:#FFFFFF;
  --dark:#111614;
  --ink:#1D2421;
  --ink-2:#66706B;
  --line:#E3E0D6;
  --line-2:#EFEBE0;
  --ok:#1F9D6B;
  --warn:#D99A00;
  --err:#D64545;
  --r-card:18px;
  --r-btn:14px;
  --r-img:14px;
  --r-input:12px;
  --sh-card:0 10px 28px rgba(17,22,20,.07);
  --sh-hover:0 18px 44px rgba(17,22,20,.13);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--green);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--green-d)}
h1,h2,h3,h4{margin:0 0 .6em;font-weight:800;color:var(--ink);letter-spacing:.01em}
h1{font-size:clamp(2rem,3.6vw,3.5rem);line-height:1.25}
h2{font-size:clamp(1.5rem,2.4vw,2.25rem);line-height:1.35}
h3{font-size:clamp(1.15rem,1.6vw,1.5rem);line-height:1.45}
p{margin:0 0 1.1em}
ul,ol{margin:0 0 1.1em;padding-left:1.2em}
li{margin-bottom:.5em}
button{font-family:inherit}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:6px}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%}
.section{padding:96px 0}
.section--tight{padding:64px 0}
.section--dark{background:var(--dark);color:#EDEAE0}
.section--dark h2,.section--dark h3{color:#fff}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--green);text-transform:none}
.eyebrow::before{content:"";width:22px;height:3px;background:var(--lime);border-radius:2px}
.section-head{max-width:720px;margin-bottom:44px}
.section-head p{color:var(--ink-2);font-size:17px;margin-bottom:0}
.section--dark .section-head p{color:#A9A79E}
.muted{color:var(--ink-2);font-size:14px}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,245,239,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(140%) blur(10px);
}
.site-header .container{position:relative}
.nav-grid{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:24px;
  height:72px;
}
.nav-side{display:flex;align-items:center;gap:22px}
.nav-side--left{justify-content:flex-start}
.nav-side--right{justify-content:flex-end}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--ink);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:3px;
  background:var(--lime);border-radius:2px;transition:right .25s ease;
}
.nav-link:hover{color:var(--green)}
.nav-link:hover::after{right:0}
.nav-link.is-active{color:var(--green);font-weight:800}
.nav-link.is-active::after{right:0;background:var(--green)}
.brand{
  display:flex;flex-direction:column;align-items:center;line-height:1.08;
  padding:6px 14px;border-radius:12px;
}
.brand__main{font-size:20px;font-weight:800;color:var(--green);letter-spacing:.04em}
.brand__sub{font-size:11px;font-weight:600;color:var(--ink-2);letter-spacing:.24em;margin-top:2px}
.brand:hover .brand__main{color:var(--green-d)}
.nav-search{
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;font-weight:600;color:var(--green);
  border:1px solid var(--line);background:var(--white);
  padding:8px 14px;border-radius:999px;transition:all .2s ease;
}
.nav-search svg{width:16px;height:16px}
.nav-search:hover{border-color:var(--green);box-shadow:0 6px 16px rgba(14,107,82,.12)}
.menu-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);
  background:var(--white);border-radius:12px;cursor:pointer;
  align-items:center;justify-content:center;
}
.menu-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;line-height:1;
  padding:14px 24px;border-radius:var(--r-btn);border:1px solid transparent;
  cursor:pointer;transition:transform .18s ease,background .2s ease,box-shadow .2s ease,color .2s ease;
  text-align:center;
}
.btn-sm{padding:11px 18px;font-size:14px;border-radius:12px}
.btn-primary{background:var(--green);color:#F7F5EF}
.btn-primary:hover{background:var(--green-d);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-card)}
.btn-primary:active{transform:scale(.98)}
.btn-lime{background:var(--lime);color:var(--dark)}
.btn-lime:hover{background:#D8FF5C;color:var(--dark);transform:translateY(-2px)}
.btn-lime:active{transform:scale(.98)}
.btn-ghost{background:transparent;border-color:var(--green);color:var(--green)}
.btn-ghost:hover{background:rgba(14,107,82,.08);color:var(--green-d)}
.btn-buy{background:var(--orange);color:#fff}
.btn-buy:hover{background:#E85C0F;color:#fff;transform:translateY(-2px)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;line-height:1;
  padding:6px 11px;border-radius:999px;letter-spacing:.02em;
}
.badge-cat{background:rgba(14,107,82,.12);color:var(--green)}
.badge-lime{background:var(--lime);color:var(--dark)}
.badge-hot{background:var(--orange);color:#fff}
.badge-ghost{background:rgba(255,255,255,.14);color:#F2F0E8;border:1px solid rgba(255,255,255,.25)}

/* ============ Hero ============ */
.hero{
  position:relative;
  padding:88px 0 76px;
  color:#F3F1E9;
  background:
    linear-gradient(120deg,rgba(11,79,63,.94) 0%,rgba(17,22,20,.90) 62%,rgba(17,22,20,.86) 100%),
    url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,255,46,.28),rgba(200,255,46,0) 68%);
  pointer-events:none;
}
.hero .container{position:relative;z-index:2}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:#B9BFB7;margin-bottom:22px;
}
.breadcrumb a{color:#D7DBD2}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb span{opacity:.6}
.hero h1{color:#fff;max-width:900px}
.hero h1 em{font-style:normal;color:var(--lime)}
.hero-lead{
  max-width:720px;font-size:18px;line-height:1.85;color:#D6D8D0;margin:20px 0 30px;
}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:16px;margin-top:38px;
}
.stat{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-card);
  padding:16px 20px;min-width:170px;
}
.stat__num{font-size:24px;font-weight:800;color:var(--lime);line-height:1.2;font-variant-numeric:tabular-nums}
.stat__label{font-size:13px;color:#C4C8BF;margin-top:4px}

/* ============ 杂志双栏 ============ */
.magazine{display:grid;grid-template-columns:300px 1fr;gap:48px;align-items:start}
.mag-aside{position:sticky;top:96px;align-self:start}
.aside-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-card);
}
.aside-title{font-size:14px;font-weight:800;color:var(--ink);letter-spacing:.04em;margin-bottom:14px}
.toc{list-style:none;margin:0;padding:0}
.toc li{margin:0}
.toc a{
  display:flex;align-items:center;gap:10px;
  padding:11px 12px;border-radius:12px;
  font-size:14px;font-weight:600;color:var(--ink);
  transition:background .2s ease,color .2s ease,padding-left .2s ease;
}
.toc a::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--line);flex:0 0 auto;transition:background .2s ease;
}
.toc a:hover{background:var(--sand);color:var(--green)}
.toc a.is-current{background:rgba(14,107,82,.09);color:var(--green)}
.toc a.is-current::before{background:var(--lime);box-shadow:0 0 0 3px rgba(200,255,46,.35)}
.aside-note{
  margin-top:18px;padding:16px;border-radius:14px;background:var(--sand);
  font-size:13px;color:var(--ink-2);line-height:1.75;
}
.aside-card + .aside-card{margin-top:20px}
.aside-cta{margin-top:14px;width:100%}

.feature{
  display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;
  padding-bottom:48px;margin-bottom:48px;border-bottom:1px solid var(--line-2);
}
.feature:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.feature--reverse .feature__media{order:2}
.feature__media{
  position:relative;border-radius:var(--r-img);overflow:hidden;
  box-shadow:var(--sh-card);background:var(--line-2);
}
.feature__media img{aspect-ratio:4/3;object-fit:cover;width:100%;transition:transform .5s ease}
.feature__media:hover img{transform:scale(1.04)}
.feature__media .badge{position:absolute;left:14px;top:14px}
.feature__index{
  font-size:13px;font-weight:800;color:var(--green);letter-spacing:.14em;margin-bottom:10px;
  display:block;font-variant-numeric:tabular-nums;
}
.feature h3{margin-bottom:12px}
.feature p{color:var(--ink-2);font-size:16px;line-height:1.85}
.point-list{list-style:none;margin:16px 0 20px;padding:0}
.point-list li{
  position:relative;padding-left:22px;font-size:15px;color:var(--ink);margin-bottom:8px;
}
.point-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:10px;height:10px;border-radius:3px;background:var(--lime);
}
.link-more{font-size:15px;font-weight:700;display:inline-flex;align-items:center;gap:6px}
.link-more::after{content:"→";transition:transform .2s ease}
.link-more:hover::after{transform:translateX(3px)}

/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh-card);transition:transform .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.step__num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;background:var(--lime);color:var(--dark);
  font-weight:800;font-size:15px;margin-bottom:14px;
}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:15px;color:var(--ink-2);margin-bottom:0}

/* ============ 口碑横滑 ============ */
.rail{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 22px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-thumb{background:var(--line);border-radius:99px}
.voice{
  flex:0 0 300px;min-width:300px;scroll-snap-align:start;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-card);
}
.voice__head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.avatar{
  width:44px;height:44px;border-radius:50%;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:rgba(14,107,82,.12);color:var(--green);font-weight:800;font-size:16px;
}
.voice__name{font-size:15px;font-weight:700}
.voice__role{font-size:13px;color:var(--ink-2)}
.voice p{font-size:15px;color:var(--ink);margin-bottom:10px}
.stars{color:var(--orange);font-size:13px;letter-spacing:2px}

/* ============ FAQ ============ */
.faq-list{max-width:860px;margin:0 auto}
.faq-item{
  background:var(--white);border:1px solid var(--line);border-radius:16px;
  margin-bottom:14px;overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item:hover{box-shadow:var(--sh-card)}
.faq-item[open]{border-color:rgba(14,107,82,.35);box-shadow:var(--sh-card)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:20px 54px 20px 22px;position:relative;
  font-size:16px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";position:absolute;right:22px;top:50%;width:12px;height:12px;
  border-right:2px solid var(--green);border-bottom:2px solid var(--green);
  transform:translateY(-70%) rotate(45deg);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(225deg)}
.faq-item .faq-body{
  padding:0 24px 22px 22px;font-size:15px;line-height:1.85;color:var(--ink-2);
  border-left:4px solid var(--lime);margin-left:0;
}
.faq-item .faq-body p{margin:0}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:
    linear-gradient(115deg,rgba(11,79,63,.96),rgba(17,22,20,.94)),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  color:#F3F1E9;border-radius:24px;padding:56px 48px;
}
.cta-band h2{color:#fff;max-width:640px}
.cta-band p{color:#C9CCC3;max-width:620px;margin-bottom:26px}
.cta-band .btn-row{position:relative;z-index:2}

/* ============ 页脚 ============ */
.site-footer{background:var(--green-d);color:#EDEAE0;margin-top:96px;padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:36px}
.footer-brand__main{font-size:22px;font-weight:800;color:#fff;letter-spacing:.04em;line-height:1.2}
.footer-brand__sub{font-size:12px;letter-spacing:.24em;color:#9FCFC0;margin-bottom:14px}
.footer-brand p{font-size:14px;color:#B8BEB6;margin:0;max-width:320px}
.footer-title{font-size:14px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.04em}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:#C8CEC6}
.footer-links a:hover{color:var(--lime)}
.footer-post{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.footer-empty{font-size:14px;color:#9CA49C}
.subscribe{display:flex;gap:8px;margin-top:14px}
.subscribe input{
  flex:1 1 auto;min-width:0;background:rgba(255,255,255,.08);color:#fff;
  border:1px solid rgba(255,255,255,.22);border-radius:var(--r-input);
  padding:11px 14px;font-size:14px;font-family:inherit;
}
.subscribe input::placeholder{color:#9CA49C}
.subscribe input:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,255,46,.28)}
.footer-note{font-size:12px;color:#96A09A;margin-top:10px}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#9CA49C;
}
.footer-bottom a{color:#C8CEC6}
.footer-bottom a:hover{color:var(--lime)}

/* ============ 移动吸底 ============ */
.sticky-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(17,22,20,.96);backdrop-filter:blur(8px);
  padding:10px 16px;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid rgba(255,255,255,.12);
}
.sticky-bar__text{color:#DDE1D9;font-size:13px;line-height:1.4}
.sticky-bar__text strong{display:block;color:#fff;font-size:14px}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .magazine{grid-template-columns:260px 1fr;gap:36px}
}
@media (max-width:1023px){
  .nav-grid{grid-template-columns:44px 1fr 44px;height:64px}
  .menu-toggle{display:inline-flex;justify-self:start}
  .brand{justify-self:center}
  .nav-side{
    position:absolute;top:64px;left:0;right:0;display:none;flex-direction:column;
    align-items:stretch;gap:0;background:var(--sand);
    border-bottom:1px solid var(--line);box-shadow:var(--sh-card);
    padding:10px 16px 18px;max-height:calc(100vh - 64px);overflow-y:auto;
  }
  .nav-side.is-open{display:flex}
  .nav-side .nav-link{padding:14px 4px;font-size:16px;border-bottom:1px solid var(--line-2)}
  .nav-link::after{display:none}
  .nav-side--right .nav-search{margin-top:14px;justify-content:center}
  .site-header .container{position:relative}
  .section{padding:64px 0}
  .hero{padding:64px 0 56px}
  .magazine{grid-template-columns:1fr;gap:28px}
  .mag-aside{position:static}
  .toc{display:flex;flex-wrap:wrap;gap:8px}
  .toc a{background:var(--sand);padding:9px 13px;border-radius:999px;font-size:13px}
  .toc a::before{display:none}
  .steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767px){
  body{padding-bottom:72px}
  .container{padding:0 18px}
  .section{padding:52px 0}
  .hero{padding:48px 0 44px}
  .hero-lead{font-size:16px}
  .feature{grid-template-columns:1fr;gap:20px;padding-bottom:34px;margin-bottom:34px}
  .feature--reverse .feature__media{order:0}
  .feature__media img{aspect-ratio:16/10}
  .steps{grid-template-columns:1fr}
  .cta-band{padding:36px 22px;border-radius:18px}
  .footer-grid{grid-template-columns:1fr}
  .site-footer{padding:52px 0 22px;margin-top:64px}
  .sticky-bar{display:flex}
  .voice{flex:0 0 82vw;min-width:82vw}
  .faq-item summary{font-size:15px;padding:17px 46px 17px 18px}
}
@media (max-width:479px){
  h1{font-size:1.85rem}
  .hero-stats{gap:12px}
  .stat{min-width:100%;padding:14px 16px}
  .btn{width:100%;padding:13px 18px}
  .btn-row{gap:10px}
  .subscribe{flex-direction:column}
  .brand__main{font-size:18px}
  .brand__sub{font-size:10px;letter-spacing:.2em}
}

/* roulang page: category1 */
:root{
  --green:#0E6B52;
  --green-dark:#0B4F3F;
  --lime:#C8FF2E;
  --orange:#FF6A1A;
  --sand:#F7F5EF;
  --card:#FFFFFF;
  --ink:#111614;
  --line:#E3E0D6;
  --divider:#EFEBE0;
  --text:#1D2421;
  --muted:#66706B;
  --success:#1F9D6B;
  --warning:#D99A00;
  --error:#D64545;
  --r-card:18px;
  --r-btn:14px;
  --r-pill:999px;
  --r-input:12px;
  --sh:0 10px 28px rgba(17,22,20,.07);
  --sh-hover:0 18px 44px rgba(17,22,20,.13);
  --w:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--sand);color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",system-ui,sans-serif;
  font-size:17px;line-height:1.85;font-weight:400;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:800;letter-spacing:.01em;color:var(--text)}
p{margin:0 0 1.1em}
ul,ol{margin:0 0 1.1em;padding-left:1.15em}
li{margin-bottom:.4em}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 24px}
.container--narrow{max-width:760px}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section--dark{background:var(--ink);color:#F2F0E8}
.section--dark h2,.section--dark h3{color:#FFFDF6}
.section--green{background:var(--green-dark);color:#F2F0E8}
.section--green h2,.section--green h3{color:#FFFDF6}
.section-head{max-width:760px;margin-bottom:44px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--green);
  background:rgba(14,107,82,.09);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:16px}
.section--dark .eyebrow,.section--green .eyebrow{color:var(--lime);background:rgba(200,255,46,.14)}
h1{font-size:clamp(2rem,4vw,3.5rem);line-height:1.25}
h2{font-size:clamp(1.5rem,2.4vw,2.25rem);line-height:1.35}
h3{font-size:clamp(1.15rem,1.6vw,1.5rem);line-height:1.45}
.lead{font-size:18px;color:var(--muted);max-width:640px;margin:18px 0 0}
.section--dark .lead,.section--green .lead{color:#C9C7BE}
.h2-accent{position:relative;padding-left:16px}
.h2-accent::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:5px;border-radius:3px;background:var(--lime)}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;background:rgba(247,245,239,.94);
  backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line);
}
.nav-grid{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  gap:18px;min-height:72px;
}
.nav-side{display:flex;align-items:center;gap:6px}
.nav-side--left{justify-self:start}
.nav-side--right{justify-self:end;gap:10px}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--text);
  padding:10px 12px;border-radius:10px;transition:color .2s,background .2s;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:3px;border-radius:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--green)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--green);font-weight:800}
.nav-link.is-active::after{transform:scaleX(1)}
.brand{display:flex;flex-direction:column;align-items:center;line-height:1.15;padding:4px 10px;border-radius:12px;transition:transform .2s}
.brand:hover{transform:translateY(-1px)}
.brand__main{font-size:22px;font-weight:800;color:var(--green);letter-spacing:.06em}
.brand__sub{font-size:11px;font-weight:600;letter-spacing:.24em;color:var(--muted);margin-top:2px}
.nav-search{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--green);
  border:1px solid rgba(14,107,82,.35);border-radius:var(--r-pill);padding:9px 16px;transition:.2s;
}
.nav-search svg{width:16px;height:16px}
.nav-search:hover{background:rgba(14,107,82,.08);border-color:var(--green)}
.menu-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;align-items:center;justify-content:center}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
  content:"";display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);position:relative;transition:.2s;
}
.menu-toggle span::before{position:absolute;top:-6px}
.menu-toggle span::after{position:absolute;top:6px}
.menu-toggle[aria-expanded="true"] span{background:transparent}
.menu-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.menu-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}
.mobile-drawer{
  display:none;background:#FFFDF7;border-bottom:1px solid var(--line);box-shadow:var(--sh);
}
.mobile-drawer.is-open{display:block}
.mobile-drawer__inner{padding:14px 24px 22px;display:flex;flex-direction:column;gap:4px}
.mobile-drawer .drawer-title{font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--muted);margin:12px 0 4px}
.mobile-drawer a{
  display:flex;align-items:center;min-height:48px;font-size:16px;font-weight:600;
  border-bottom:1px solid var(--divider);border-radius:8px;padding:0 4px;
}
.mobile-drawer a.is-active{color:var(--green)}
.mobile-drawer a:hover{color:var(--green);background:rgba(14,107,82,.06)}

/* ============ 面包屑 ============ */
.breadcrumb{padding:20px 0 0;font-size:13px;color:var(--muted)}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.breadcrumb li{display:flex;align-items:center;gap:8px;margin:0}
.breadcrumb li+li::before{content:"/";color:#BFBCB2}
.breadcrumb a:hover{color:var(--green);text-decoration:underline}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--sand);padding:56px 0 88px}
.hero__bg{
  position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;opacity:.13;pointer-events:none;
}
.hero__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(247,245,239,.55),rgba(247,245,239,.96))}
.hero__grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{margin-bottom:8px}
.hero h1 .mark{color:var(--green)}
.hero__note{font-size:15px;color:var(--muted);margin-top:14px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero__media{position:relative}
.hero__media .shot{
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-hover);border:1px solid var(--line);
  aspect-ratio:4/3;background:#fff;
}
.hero__media .shot img{width:100%;height:100%;object-fit:cover}
.hero__media .float-card{
  position:absolute;left:-24px;bottom:-26px;background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--sh);padding:16px 20px;max-width:250px;
}
.float-card__label{font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--muted)}
.float-card__value{font-size:26px;font-weight:800;color:var(--green);line-height:1.2;margin-top:4px}
.float-card__text{font-size:13px;color:var(--muted);margin:4px 0 0}

.stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.stat-badge{
  display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-pill);padding:9px 18px;font-size:14px;font-weight:600;box-shadow:var(--sh);
}
.stat-badge b{color:var(--green);font-size:16px}
.stat-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--lime);flex:none}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--r-btn);font-size:16px;font-weight:700;
  transition:transform .18s ease,background .2s,box-shadow .2s,border-color .2s;
  border:1px solid transparent;min-height:48px;line-height:1.2;
}
.btn-primary{background:var(--green);color:#F7F5EF;box-shadow:0 8px 20px rgba(14,107,82,.22)}
.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px);box-shadow:0 14px 28px rgba(14,107,82,.28)}
.btn-primary:active{transform:scale(.98)}
.btn-lime{background:var(--lime);color:var(--ink)}
.btn-lime:hover{background:#DAFF6B;transform:translateY(-2px)}
.btn-lime:active{transform:scale(.98)}
.btn-ghost{background:transparent;border-color:var(--green);color:var(--green)}
.btn-ghost:hover{background:rgba(14,107,82,.09)}
.btn-orange{background:var(--orange);color:#fff}
.btn-orange:hover{background:#EE5A0A;transform:translateY(-2px)}
.btn-orange:active{transform:scale(.98)}
.btn-sm{padding:10px 20px;font-size:14px;min-height:44px;border-radius:12px}
.btn:disabled,.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.section--dark .btn-ghost,.section--green .btn-ghost{border-color:rgba(200,255,46,.6);color:var(--lime)}
.section--dark .btn-ghost:hover,.section--green .btn-ghost:hover{background:rgba(200,255,46,.12)}

/* ============ 时间轴 ============ */
.timeline{position:relative;padding-left:0}
.timeline::before{
  content:"";position:absolute;left:27px;top:12px;bottom:12px;width:2px;
  background:linear-gradient(180deg,var(--lime),var(--green),rgba(14,107,82,.15));
}
.tl-item{position:relative;padding-left:78px;margin-bottom:28px}
.tl-item:last-child{margin-bottom:0}
.tl-num{
  position:absolute;left:0;top:14px;width:56px;height:56px;border-radius:16px;
  background:var(--lime);color:var(--ink);font-weight:800;font-size:19px;
  display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px rgba(17,22,20,.12);letter-spacing:.02em;
}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);
  display:grid;grid-template-columns:220px 1fr;gap:24px;padding:20px;transition:box-shadow .24s,border-color .24s,transform .24s;
}
.tl-card:hover{border-color:rgba(14,107,82,.4);box-shadow:var(--sh-hover);transform:translateY(-2px)}
.tl-card__thumb{border-radius:14px;overflow:hidden;aspect-ratio:16/10;background:var(--divider)}
.tl-card__thumb img{width:100%;height:100%;object-fit:cover}
.tl-card__stage{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;color:var(--green);
  background:rgba(14,107,82,.08);border-radius:var(--r-pill);padding:4px 12px;margin-bottom:10px}
.tl-card h3{font-size:19px;margin-bottom:8px}
.tl-card p{font-size:15px;color:var(--muted);margin:0 0 14px;line-height:1.8}
.meta-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:13px;color:var(--muted)}
.chip{
  display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;
  border-radius:var(--r-pill);padding:4px 12px;background:rgba(14,107,82,.08);color:var(--green);
}
.chip--orange{background:rgba(255,106,26,.12);color:#B8480C}
.chip--lime{background:rgba(200,255,46,.35);color:#3C5200}
.linkish{font-weight:700;color:var(--green);display:inline-flex;align-items:center;gap:6px}
.linkish svg{width:16px;height:16px;transition:transform .2s}
.linkish:hover svg{transform:translateX(4px)}

/* ============ 覆盖范围卡 ============ */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh);
  transition:box-shadow .24s,transform .24s,border-color .24s;height:100%;
}
.card:hover{box-shadow:var(--sh-hover);transform:translateY(-3px);border-color:rgba(14,107,82,.32)}
.card__icon{
  width:46px;height:46px;border-radius:14px;background:rgba(14,107,82,.1);color:var(--green);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.card__icon svg{width:22px;height:22px}
.card h3{font-size:18px;margin-bottom:10px}
.card p{font-size:15px;color:var(--muted);margin:0}

/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 24px 24px;box-shadow:var(--sh);
}
.step__num{
  position:absolute;top:-16px;left:24px;background:var(--green);color:#F7F5EF;font-weight:800;font-size:15px;
  width:36px;height:36px;border-radius:12px;display:flex;align-items:center;justify-content:center;
}
.step h3{font-size:17px;margin:12px 0 8px}
.step p{font-size:14.5px;color:var(--muted);margin:0}

/* ============ 口碑 ============ */
.reviews{display:flex;gap:20px;overflow-x:auto;padding:8px 4px 22px;scroll-snap-type:x mandatory}
.reviews::-webkit-scrollbar{height:6px}
.reviews::-webkit-scrollbar-thumb{background:var(--line);border-radius:99px}
.review{
  flex:0 0 300px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:22px;box-shadow:var(--sh);
}
.review__head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.review__avatar{
  width:44px;height:44px;border-radius:50%;background:var(--green);color:#F7F5EF;font-weight:800;
  display:flex;align-items:center;justify-content:center;flex:none;
}
.review__name{font-weight:700;font-size:15px}
.review__role{font-size:12.5px;color:var(--muted)}
.review__text{font-size:15px;margin:0 0 10px;color:var(--text)}
.stars{display:flex;gap:3px;color:#F0A500}
.stars svg{width:15px;height:15px}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:.22s}
.faq-item[open]{box-shadow:var(--sh);border-color:rgba(14,107,82,.35)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;font-size:16.5px;font-weight:700;
  display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:48px;
  border-left:4px solid transparent;transition:border-color .2s,color .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--green)}
.faq-item[open] summary{border-left-color:var(--lime);color:var(--green)}
.faq-icon{width:22px;height:22px;flex:none;transition:transform .25s;color:var(--green)}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-body{padding:0 24px 22px 24px;font-size:15.5px;color:var(--muted);line-height:1.85}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:26px;background:var(--green-dark);color:#F2F0E8;
  padding:56px 48px;display:grid;grid-template-columns:1.2fr .8fr;gap:36px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,255,46,.28),transparent 68%);
}
.cta-band h2{color:#FFFDF6;margin-bottom:12px}
.cta-band p{color:#C9C7BE;margin:0;font-size:16px}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:1}
.cta-band__actions .btn{flex:1 1 auto}
.section--cta{padding:0 0 96px}

/* ============ 页脚 ============ */
.site-footer{background:var(--green-dark);color:#EDEBE3;padding:72px 0 28px;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand__main{font-size:22px;font-weight:800;color:#FFFDF6;letter-spacing:.06em}
.footer-brand__sub{font-size:11px;letter-spacing:.24em;color:rgba(237,235,227,.66);margin-top:2px;margin-bottom:14px}
.footer-brand p{font-size:14px;color:rgba(237,235,227,.75);margin:0;line-height:1.8}
.footer-title{font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--lime);margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14.5px;color:rgba(237,235,227,.85);transition:color .2s,transform .2s}
.footer-links a:hover{color:var(--lime);transform:translateX(3px)}
.footer-empty{font-size:14px;color:rgba(237,235,227,.6)}
.subscribe{display:flex;gap:8px;margin-top:14px}
.subscribe input{
  flex:1;min-width:0;background:#FFFDF7;border:1px solid rgba(255,255,255,.18);border-radius:var(--r-input);
  padding:12px 14px;font-size:14px;color:var(--ink);transition:.2s;
}
.subscribe input::placeholder{color:#9BA29E}
.subscribe input:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,255,46,.35)}
.footer-note{font-size:12.5px;color:rgba(237,235,227,.6);margin-top:10px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(237,235,227,.72);
}
.footer-bottom a{color:var(--lime)}
.footer-bottom a:hover{text-decoration:underline}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .nav-link{font-size:14px;padding:10px 9px}
}
@media (max-width:1023px){
  .nav-side{display:none}
  .menu-toggle{display:flex}
  .nav-grid{grid-template-columns:auto 1fr auto;min-height:64px}
  .brand{justify-self:center}
  .nav-grid::after{content:"";width:44px}
  .hero{padding:36px 0 72px}
  .hero__grid{grid-template-columns:1fr;gap:44px}
  .hero__media .float-card{left:auto;right:12px;bottom:-20px}
  .section{padding:72px 0}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .cta-band{grid-template-columns:1fr;padding:44px 32px}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 18px}
  .section{padding:52px 0}
  .section--tight{padding:44px 0}
  .hero{padding:24px 0 56px}
  .grid-2,.grid-3,.grid-4,.steps{grid-template-columns:1fr;gap:18px}
  .tl-item{padding-left:0;padding-top:8px;margin-bottom:20px}
  .timeline::before{left:26px;top:26px;bottom:0}
  .tl-num{position:relative;top:0;margin-bottom:14px}
  .tl-card{grid-template-columns:1fr;gap:16px}
  .reviews{scroll-snap-type:x mandatory;margin:0 -18px;padding:6px 18px 20px}
  .review{flex:0 0 78vw}
  .cta-band{border-radius:20px;padding:34px 22px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;gap:8px}
  .section-head{margin-bottom:30px}
  .hero__media .float-card{position:static;max-width:none;margin-top:16px;box-shadow:var(--sh)}
}
@media (max-width:479px){
  h1{font-size:1.72rem}
  .brand__main{font-size:19px}
  .brand__sub{font-size:10px;letter-spacing:.18em}
  .btn{width:100%}
  .hero__actions .btn{width:100%}
  .stat-badge{width:100%;justify-content:flex-start}
  .subscribe{flex-direction:column}
  .subscribe .btn{width:100%}
}

/* roulang page: category3 */
:root{
  --green:#0E6B52;
  --green-deep:#0B4F3F;
  --lime:#C8FF2E;
  --orange:#FF6A1A;
  --sand:#F7F5EF;
  --card:#FFFFFF;
  --dark:#111614;
  --line:#E3E0D6;
  --divider:#EFEBE0;
  --text:#1D2421;
  --muted:#66706B;
  --ok:#1F9D6B;
  --warn:#D99A00;
  --err:#D64545;
  --radius-card:18px;
  --radius-btn:14px;
  --radius-img:14px;
  --radius-input:12px;
  --shadow-1:0 10px 28px rgba(17,22,20,.07);
  --shadow-2:0 18px 44px rgba(17,22,20,.13);
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--green);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--green-deep);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0 0 .6em;font-weight:800;color:var(--text);letter-spacing:.01em;}
h1{font-size:clamp(2rem,4vw,3.5rem);line-height:1.25;}
h2{font-size:clamp(1.5rem,2.6vw,2.25rem);line-height:1.35;}
h3{font-size:clamp(1.15rem,1.8vw,1.5rem);line-height:1.45;font-weight:700;}
p{margin:0 0 1.1em;}
ul,ol{margin:0 0 1.1em;padding-left:1.2em;}
li{margin-bottom:.4em;}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section--tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head p{color:var(--muted);font-size:16px;margin-bottom:0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--green);background:rgba(14,107,82,.09);
  border-radius:999px;padding:5px 14px;margin-bottom:16px;
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 3px rgba(200,255,46,.35);}
.h2-bar{position:relative;padding-left:16px;}
.h2-bar::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:2px;background:var(--lime);}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,239,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-grid{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:24px;
  height:72px;
}
.nav-side{display:flex;align-items:center;gap:24px;}
.nav-side--left{justify-content:flex-end;}
.nav-side--right{justify-content:flex-start;}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--text);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;border-radius:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--green);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--green);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);}
.brand{
  display:flex;flex-direction:column;align-items:center;line-height:1.15;
  text-decoration:none;padding:4px 10px;
}
.brand__main{font-size:20px;font-weight:800;color:var(--green-deep);letter-spacing:.04em;}
.brand__sub{font-size:11px;letter-spacing:.26em;color:var(--muted);margin-top:2px;}
.nav-search{
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;color:var(--text);
  border:1px solid var(--line);border-radius:999px;
  padding:7px 15px;background:#fff;
  transition:border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.nav-search svg{width:16px;height:16px;}
.nav-search:hover{border-color:var(--green);color:var(--green);box-shadow:var(--shadow-1);}
.menu-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;
  border-radius:12px;align-items:center;justify-content:center;cursor:pointer;
}
.menu-toggle span{position:relative;width:18px;height:2px;background:var(--text);border-radius:2px;display:block;}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;
  transition:transform .2s ease;
}
.menu-toggle span::before{top:-6px;}
.menu-toggle span::after{top:6px;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;line-height:1;
  padding:15px 26px;border-radius:var(--radius-btn);
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease,border-color .18s ease,color .18s ease;
}
.btn:focus-visible{outline:3px solid var(--lime);outline-offset:2px;}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--green);color:#F7F5EF;}
.btn-primary:hover{background:var(--green-deep);color:#F7F5EF;transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-lime{background:var(--lime);color:#111614;}
.btn-lime:hover{background:#D8FF57;color:#111614;transform:translateY(-2px);}
.btn-ghost{background:transparent;border-color:var(--green);color:var(--green);}
.btn-ghost:hover{background:rgba(14,107,82,.08);color:var(--green-deep);}
.btn-orange{background:var(--orange);color:#fff;}
.btn-orange:hover{background:#E85B0F;color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-sm{padding:11px 18px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;}

/* ---------- breadcrumb ---------- */
.crumb{
  font-size:13px;color:var(--muted);padding:22px 0 0;
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--green);}
.crumb span{color:var(--green);font-weight:600;}

/* ---------- hero ---------- */
.gear-hero{
  position:relative;
  padding:56px 0 88px;
  background-image:linear-gradient(110deg,rgba(247,245,239,.97) 0%,rgba(247,245,239,.9) 46%,rgba(247,245,239,.55) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.gear-hero__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;}
.gear-hero h1{margin-bottom:20px;}
.gear-hero h1 em{font-style:normal;color:var(--green);}
.gear-hero__lead{font-size:18px;color:#3B443F;max-width:560px;margin-bottom:28px;}
.gear-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.gear-stats{display:flex;flex-wrap:wrap;gap:12px;}
.gear-stat{
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:9px 16px;font-size:13px;color:var(--muted);box-shadow:var(--shadow-1);
}
.gear-stat b{color:var(--green-deep);font-size:15px;margin-right:6px;}
.gear-hero__media{position:relative;}
.gear-hero__media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:22px;
  box-shadow:var(--shadow-2);border:6px solid #fff;
}
.gear-hero__float{
  position:absolute;left:-18px;bottom:-26px;background:#fff;border-radius:16px;
  padding:14px 18px;box-shadow:var(--shadow-2);border:1px solid var(--line);
  font-size:13px;color:var(--muted);max-width:230px;
}
.gear-hero__float b{display:block;color:var(--green-deep);font-size:16px;margin-bottom:2px;}

/* ---------- chips ---------- */
.chip-row{
  display:flex;gap:10px;overflow-x:auto;padding:4px 0 10px;
  scrollbar-width:none;
}
.chip-row::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;
  border:1px solid var(--line);background:#fff;color:var(--muted);
  border-radius:999px;padding:10px 18px;font-size:14px;font-weight:600;cursor:pointer;
  transition:all .18s ease;
}
.chip:hover{border-color:var(--green);color:var(--green);}
.chip.is-active{background:var(--green);border-color:var(--green);color:#F7F5EF;}
.chip:focus-visible{outline:3px solid var(--lime);outline-offset:2px;}

/* ---------- rail ---------- */
.rail-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:26px;}
.rail-nav{display:flex;gap:10px;}
.rail-btn{
  width:46px;height:46px;border-radius:50%;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text);
  transition:all .18s ease;
}
.rail-btn:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px);box-shadow:var(--shadow-1);}
.rail-btn svg{width:18px;height:18px;}
.rail{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 26px;
  scroll-snap-type:x mandatory;scrollbar-width:thin;
}
.rail::-webkit-scrollbar{height:8px;}
.rail::-webkit-scrollbar-thumb{background:#DAD6C8;border-radius:999px;}
.rail::-webkit-scrollbar-track{background:transparent;}
.gear-card{
  flex:0 0 auto;width:340px;scroll-snap-align:start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;flex-direction:column;
}
.gear-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-2);border-color:var(--green);}
.gear-card__media{position:relative;overflow:hidden;background:#EFEBE0;}
.gear-card__media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .35s ease;}
.gear-card:hover .gear-card__media img{transform:scale(1.04);}
.gear-card__tag{
  position:absolute;top:12px;left:12px;
  background:rgba(14,107,82,.92);color:#F7F5EF;
  font-size:12px;font-weight:700;padding:4px 11px;border-radius:999px;
}
.gear-card__len{
  position:absolute;right:12px;bottom:12px;
  background:rgba(17,22,20,.72);color:#F7F5EF;
  font-size:12px;padding:3px 10px;border-radius:999px;
}
.gear-card__body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1;}
.gear-card__body h3{font-size:18px;margin-bottom:8px;}
.gear-card__body p{font-size:14.5px;color:var(--muted);line-height:1.75;margin-bottom:16px;flex:1;}
.gear-card__foot{display:flex;align-items:center;justify-content:space-between;gap:10px;}
.gear-card__link{font-size:14px;font-weight:700;color:var(--green);display:inline-flex;align-items:center;gap:6px;}
.gear-card__link svg{width:15px;height:15px;transition:transform .2s ease;}
.gear-card:hover .gear-card__link svg{transform:translateX(4px);}
.gear-card__pill{font-size:12px;color:var(--muted);background:var(--divider);border-radius:999px;padding:4px 10px;}
.rail-empty{
  display:none;text-align:center;padding:48px 20px;border:1px dashed var(--line);
  border-radius:var(--radius-card);background:#fff;color:var(--muted);font-size:15px;
}
.rail-empty.is-show{display:block;}

/* ---------- dark band ---------- */
.band{
  background:var(--dark) url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
  color:#F7F5EF;position:relative;
}
.band::before{content:"";position:absolute;inset:0;background:rgba(17,22,20,.86);}
.band .container{position:relative;z-index:2;}
.band h2{color:#F7F5EF;}
.band .section-head p{color:#B9BEB9;}
.param-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.param{
  background:rgba(247,245,239,.05);
  border:1px solid rgba(247,245,239,.14);
  border-radius:var(--radius-card);
  padding:26px 22px;
  transition:transform .22s ease,border-color .22s ease;
}
.param:hover{transform:translateY(-4px);border-color:rgba(200,255,46,.5);}
.param__num{font-size:30px;font-weight:800;color:var(--lime);line-height:1.2;margin-bottom:8px;}
.param__t{font-size:16px;font-weight:700;margin-bottom:8px;color:#F7F5EF;}
.param__d{font-size:14px;line-height:1.75;color:#A9AFA9;margin:0;}

/* ---------- steps ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step;}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 22px;position:relative;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.step__no{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;background:var(--lime);color:#111614;
  font-weight:800;font-size:15px;margin-bottom:16px;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14.5px;color:var(--muted);margin:0;line-height:1.75;}

/* ---------- scenes ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.scene{
  position:relative;border-radius:var(--radius-card);overflow:hidden;background:var(--dark);
  box-shadow:var(--shadow-1);
}
.scene img{width:100%;aspect-ratio:16/10;object-fit:cover;opacity:.72;transition:transform .35s ease,opacity .3s ease;}
.scene:hover img{transform:scale(1.04);opacity:.6;}
.scene__txt{position:absolute;inset:auto 0 0 0;padding:22px;color:#F7F5EF;background:linear-gradient(to top,rgba(17,22,20,.9),rgba(17,22,20,0));}
.scene__txt h3{color:#F7F5EF;font-size:18px;margin-bottom:6px;}
.scene__txt p{font-size:14px;color:#D4D8D3;margin:0;line-height:1.7;}

/* ---------- voices ---------- */
.voice-rail{display:flex;gap:20px;overflow-x:auto;padding:6px 4px 22px;scroll-snap-type:x mandatory;}
.voice{
  flex:0 0 auto;width:290px;scroll-snap-align:start;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow-1);
}
.voice__top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.voice__avatar{
  width:44px;height:44px;border-radius:50%;background:var(--green);color:#F7F5EF;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;flex:0 0 auto;
}
.voice__name{font-weight:700;font-size:15px;}
.voice__role{font-size:12.5px;color:var(--muted);}
.voice__text{font-size:15px;color:#2C3430;margin-bottom:12px;line-height:1.75;}
.voice__stars{color:var(--orange);font-size:14px;letter-spacing:2px;}

/* ---------- faq ---------- */
.faq{max-width:860px;margin:0 auto;}
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  margin-bottom:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq details[open]{border-color:var(--green);box-shadow:var(--shadow-1);}
.faq summary{
  list-style:none;cursor:pointer;padding:20px 54px 20px 24px;position:relative;
  font-size:16.5px;font-weight:700;color:var(--text);
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{
  content:"";position:absolute;right:24px;top:26px;width:10px;height:10px;
  border-right:2px solid var(--green);border-bottom:2px solid var(--green);
  transform:rotate(45deg);transition:transform .22s ease;
}
.faq details[open] summary::after{transform:rotate(-135deg);}
.faq details[open] summary{color:var(--green-deep);}
.faq .faq__ans{
  position:relative;padding:0 24px 22px 28px;font-size:15px;line-height:1.85;color:var(--muted);
}
.faq details[open] .faq__ans::before{
  content:"";position:absolute;left:12px;top:4px;bottom:22px;width:4px;border-radius:2px;background:var(--lime);
}

/* ---------- cta ---------- */
.cta-band{
  background:var(--green-deep);color:#F7F5EF;border-radius:26px;
  padding:64px 56px;display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center;
  box-shadow:var(--shadow-2);
}
.cta-band h2{color:#F7F5EF;margin-bottom:12px;}
.cta-band p{color:#CFE3DA;margin-bottom:0;font-size:16px;}
.cta-band__actions{display:flex;flex-direction:column;gap:14px;}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#C9CDC8;padding:72px 0 26px;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand__main{font-size:20px;font-weight:800;color:#F7F5EF;letter-spacing:.04em;}
.footer-brand__sub{font-size:11px;letter-spacing:.26em;color:#8C948C;margin-bottom:14px;}
.footer-brand p{font-size:14px;color:#A9A79E;line-height:1.8;}
.footer-title{font-size:15px;font-weight:700;color:#F7F5EF;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:#A9A79E;}
.footer-links a:hover{color:var(--lime);}
.footer-empty{font-size:14px;color:#8C948C;}
.subscribe{display:flex;gap:10px;margin:14px 0 10px;flex-wrap:wrap;}
.subscribe input{
  flex:1 1 150px;min-width:0;background:#1B211E;border:1px solid #2C332F;border-radius:var(--radius-input);
  padding:12px 14px;color:#F7F5EF;font-size:14px;font-family:inherit;
}
.subscribe input::placeholder{color:#7B827C;}
.subscribe input:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(200,255,46,.35);}
.footer-note{font-size:12.5px;color:#8C948C;}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid #232925;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#8C948C;
}
.footer-bottom a{color:#A9A79E;}
.footer-bottom a:hover{color:var(--lime);}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .gear-card{width:320px;}
}
@media (max-width:1023px){
  .section{padding:64px 0;}
  .nav-grid{grid-template-columns:44px 1fr 44px;height:64px;gap:0;}
  .menu-toggle{display:inline-flex;grid-column:1;grid-row:1;}
  .brand{grid-column:2;grid-row:1;}
  .nav-side{display:none;}
  .site-header.nav-open .nav-grid{height:auto;padding-bottom:20px;}
  .site-header.nav-open .nav-side{
    display:flex;grid-column:1 / -1;flex-direction:column;align-items:stretch;gap:2px;
    padding-top:14px;border-top:1px solid var(--line);margin-top:14px;
  }
  .site-header.nav-open .nav-side--left{grid-row:2;}
  .site-header.nav-open .nav-side--right{grid-row:3;}
  .nav-link{min-height:48px;display:flex;align-items:center;font-size:16px;}
  .nav-link::after{display:none;}
  .nav-search{justify-content:center;margin-top:10px;}
  .gear-hero__grid{grid-template-columns:1fr;gap:40px;}
  .gear-hero__media{max-width:560px;}
  .param-grid{grid-template-columns:repeat(2,1fr);}
  .step-grid{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:1fr 1fr;}
  .cta-band{grid-template-columns:1fr;padding:48px 36px;}
  .cta-band__actions{flex-direction:row;flex-wrap:wrap;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .section{padding:48px 0;}
  .container{padding:0 18px;}
  .gear-hero{padding:36px 0 64px;}
  .gear-hero__lead{font-size:16.5px;}
  .gear-card{width:76vw;}
  .param-grid{grid-template-columns:1fr;}
  .step-grid{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .voice{width:78vw;}
  .cta-band{padding:38px 24px;border-radius:20px;}
  .cta-band__actions{flex-direction:column;}
  .cta-band__actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .gear-hero__float{position:static;margin-top:16px;left:auto;bottom:auto;max-width:none;}
  .rail-nav{display:none;}
}
@media (max-width:479px){
  h1{font-size:1.85rem;}
  .btn{padding:14px 20px;font-size:14.5px;}
  .gear-card{width:82vw;}
  .brand__main{font-size:18px;}
  .brand__sub{letter-spacing:.18em;}
}

/* roulang page: category4 */
:root{
  --green:#0E6B52;
  --green-deep:#0B4F3F;
  --lime:#C8FF2E;
  --orange:#FF6A1A;
  --sand:#F7F5EF;
  --card:#FFFFFF;
  --dark:#111614;
  --line:#E3E0D6;
  --divider:#EFEBE0;
  --ink:#1D2421;
  --muted:#66706B;
  --ok:#1F9D6B;
  --warn:#D99A00;
  --err:#D64545;
  --r-card:18px;
  --r-btn:14px;
  --r-img:14px;
  --r-input:12px;
  --sh:0 10px 28px rgba(17,22,20,.07);
  --sh-hover:0 18px 44px rgba(17,22,20,.13);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--green);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--green-deep);}
button,input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:800;letter-spacing:.01em;}
h1{font-size:clamp(2rem,3.2vw,3.2rem);line-height:1.25;}
h2{font-size:clamp(1.5rem,2.3vw,2.25rem);line-height:1.35;}
h3{font-size:clamp(1.15rem,1.5vw,1.5rem);line-height:1.45;font-weight:700;}
p{margin:0 0 1.1em;}
ul,ol{margin:0 0 1.1em;}
::selection{background:var(--lime);color:var(--dark);}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--r-btn);border:1.5px solid transparent;
  font-size:15px;font-weight:700;line-height:1.2;cursor:pointer;
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
  text-align:center;
}
.btn:focus-visible{outline:3px solid var(--lime);outline-offset:2px;}
.btn-primary{background:var(--green);color:#F7F5EF;}
.btn-primary:hover{background:var(--green-deep);color:#F7F5EF;transform:translateY(-2px);box-shadow:var(--sh);}
.btn-primary:active{transform:scale(.98);}
.btn-lime{background:var(--lime);color:var(--dark);}
.btn-lime:hover{background:#DBFF6B;color:var(--dark);transform:translateY(-2px);box-shadow:var(--sh);}
.btn-lime:active{transform:scale(.98);}
.btn-ghost{background:transparent;border-color:var(--green);color:var(--green);}
.btn-ghost:hover{background:rgba(14,107,82,.08);color:var(--green-deep);}
.btn-ghost-light{background:transparent;border-color:rgba(247,245,239,.55);color:#F7F5EF;}
.btn-ghost-light:hover{background:rgba(247,245,239,.12);color:#F7F5EF;border-color:var(--lime);}
.btn-buy{background:var(--orange);color:#FFFFFF;}
.btn-buy:hover{background:#E85B12;color:#FFFFFF;transform:translateY(-2px);}
.btn-buy:active{transform:scale(.98);}
.btn-sm{padding:10px 16px;font-size:14px;border-radius:12px;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:700;line-height:1.6;
  background:rgba(14,107,82,.1);color:var(--green);
}
.badge--lime{background:var(--lime);color:var(--dark);}
.badge--orange{background:rgba(255,106,26,.14);color:#C24E0C;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(247,245,239,.94);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--line);
}
.nav-grid{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:24px;
  min-height:72px;
}
.nav-side{display:flex;align-items:center;gap:22px;}
.nav-side--left{justify-content:flex-start;}
.nav-side--right{justify-content:flex-end;}
.nav-link{
  position:relative;
  font-size:14.5px;font-weight:500;color:var(--ink);
  padding:6px 2px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;
  background:var(--lime);border-radius:3px;transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease;
}
.nav-link:hover{color:var(--green);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--green);font-weight:800;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-link:focus-visible{outline:3px solid var(--lime);outline-offset:3px;border-radius:6px;}
.brand{display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.1;padding:4px 10px;}
.brand__main{font-size:19px;font-weight:800;color:var(--green);letter-spacing:.06em;}
.brand__sub{font-size:11.5px;font-weight:600;color:var(--muted);letter-spacing:.22em;}
.brand:focus-visible{outline:3px solid var(--lime);outline-offset:4px;border-radius:10px;}
.nav-search{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;
  border:1px solid var(--line);background:#FFFFFF;
  font-size:14px;font-weight:600;color:var(--ink);white-space:nowrap;
  transition:border-color .2s ease,box-shadow .2s ease,color .2s ease;
}
.nav-search svg{width:16px;height:16px;color:var(--muted);transition:color .2s ease;}
.nav-search:hover{border-color:var(--green);color:var(--green);box-shadow:var(--sh);}
.nav-search:hover svg{color:var(--green);}
.nav-search:focus-visible{outline:3px solid var(--lime);outline-offset:2px;}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#FFFFFF;cursor:pointer;
  align-items:center;justify-content:center;
}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
  content:"";display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);
  transition:transform .22s ease,opacity .22s ease;
}
.menu-toggle span::before{transform:translateY(-6px);}
.menu-toggle span::after{transform:translateY(4px);}
.menu-toggle:focus-visible{outline:3px solid var(--lime);outline-offset:2px;}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:20px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--green);}
.breadcrumb span.sep{color:#B9B5A8;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:48px 0 64px;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(247,245,239,.97) 0%,rgba(247,245,239,.9) 52%,rgba(247,245,239,.72) 100%);
}
.hero > .container{position:relative;z-index:1;}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center;}
.hero-copy .badge{margin-bottom:18px;}
.hero-copy h1{margin-bottom:18px;}
.hero-sub{font-size:17.5px;color:var(--muted);max-width:34em;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;}
.stat{
  flex:1 1 130px;min-width:120px;
  background:#FFFFFF;border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px 18px;box-shadow:var(--sh);
}
.stat b{display:block;font-size:26px;font-weight:800;color:var(--green);line-height:1.2;font-variant-numeric:tabular-nums;}
.stat span{font-size:13px;color:var(--muted);}
.hero-media{
  border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-hover);border:1px solid var(--line);background:#FFFFFF;
}
.hero-media img{width:100%;aspect-ratio:16/12;object-fit:cover;}

/* ---------- 锚点 chips ---------- */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px;}
.chip{
  display:inline-flex;align-items:center;
  padding:9px 18px;border-radius:999px;
  background:#FFFFFF;border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--ink);
  transition:border-color .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.chip:hover{border-color:var(--green);color:var(--green);box-shadow:var(--sh);transform:translateY(-1px);}
.chip:focus-visible{outline:3px solid var(--lime);outline-offset:2px;}
.chip--cta{background:var(--dark);border-color:var(--dark);color:var(--lime);}
.chip--cta:hover{background:var(--green-deep);border-color:var(--green-deep);color:var(--lime);}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section--sand{background:var(--sand);}
.section--white{background:#FFFFFF;}
.section--tight{padding-top:64px;}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:.18em;
  color:var(--green);text-transform:uppercase;margin-bottom:12px;
}
.section-head h2{position:relative;padding-left:18px;margin-bottom:14px;}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:6px;border-radius:6px;background:var(--green);
}
.section-head p{color:var(--muted);margin:0;}

/* ---------- 折叠清单 ---------- */
.fold-tools{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;}
.fold-list{display:grid;gap:16px;}
.fold{
  background:#FFFFFF;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.fold:hover{border-color:rgba(14,107,82,.32);}
.fold[open]{border-color:rgba(14,107,82,.4);box-shadow:var(--sh);}
.fold summary{
  display:flex;align-items:center;gap:16px;
  padding:20px 24px;min-height:68px;
  cursor:pointer;list-style:none;
  font-size:17px;font-weight:700;color:var(--ink);
}
.fold summary::-webkit-details-marker{display:none;}
.fold summary:focus-visible{outline:3px solid var(--lime);outline-offset:-4px;border-radius:14px;}
.fold__num{
  flex:none;width:40px;height:40px;border-radius:12px;
  display:grid;place-items:center;
  background:var(--lime);color:var(--dark);
  font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;
}
.fold__title{flex:1 1 auto;line-height:1.5;}
.fold__icon{position:relative;flex:none;width:24px;height:24px;}
.fold__icon::before,.fold__icon::after{
  content:"";position:absolute;background:var(--green);border-radius:2px;
  transition:opacity .25s ease,background .25s ease;
}
.fold__icon::before{left:4px;right:4px;top:11px;height:2px;}
.fold__icon::after{top:4px;bottom:4px;left:11px;width:2px;}
.fold[open] .fold__icon::after{opacity:0;}
.fold[open] .fold summary,.fold[open] .fold__title{color:var(--green-deep);}
.fold__body{position:relative;padding:0 24px 24px 78px;color:var(--muted);}
.fold__body::before{
  content:"";position:absolute;left:41px;top:0;bottom:24px;width:4px;border-radius:4px;background:var(--lime);
}
.fold__body p{margin:0 0 14px;line-height:1.85;}
.fold__body p:last-child{margin-bottom:0;}
.fold__body ul{list-style:none;padding:0;margin:0 0 14px;display:grid;gap:10px;}
.fold__body li{position:relative;padding-left:22px;line-height:1.75;color:var(--ink);}
.fold__body li::before{
  content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:2px;background:var(--green);
}
.fold__note{
  display:flex;gap:10px;align-items:flex-start;
  background:rgba(14,107,82,.06);border-radius:12px;
  padding:12px 16px;font-size:14.5px;color:var(--green-deep);
}

/* ---------- 卡片网格 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.card{
  display:flex;flex-direction:column;
  background:#FFFFFF;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(14,107,82,.35);}
.card__media{position:relative;overflow:hidden;}
.card__media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease;}
.card:hover .card__media img{transform:scale(1.04);}
.card__media .badge{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.92);}
.card__body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1 1 auto;}
.card__title{font-size:17px;font-weight:800;line-height:1.5;margin-bottom:10px;}
.card__text{font-size:14.5px;color:var(--muted);line-height:1.75;margin:0 0 16px;}
.card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;}
.card__link{font-size:14px;font-weight:700;color:var(--green);display:inline-flex;align-items:center;gap:6px;}
.card__link::after{content:"→";transition:transform .2s ease;}
.card__link:hover::after{transform:translateX(4px);}

/* ---------- 栏目入口 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.entry{
  position:relative;display:block;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--line);background:var(--dark);
  min-height:260px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.entry:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.entry img{width:100%;height:100%;min-height:260px;object-fit:cover;opacity:.55;transition:transform .4s ease,opacity .3s ease;}
.entry:hover img{transform:scale(1.05);opacity:.65;}
.entry__body{
  position:absolute;inset:auto 0 0 0;padding:24px;
  background:linear-gradient(to top,rgba(17,22,20,.92) 0%,rgba(17,22,20,.55) 62%,rgba(17,22,20,0) 100%);
  color:#F7F5EF;
}
.entry__body h3{color:#F7F5EF;margin-bottom:8px;}
.entry__body p{color:#CFCCC2;font-size:14.5px;margin:0 0 12px;line-height:1.7;}
.entry__more{font-size:14px;font-weight:700;color:var(--lime);display:inline-flex;align-items:center;gap:6px;}
.entry__more::after{content:"→";transition:transform .2s ease;}
.entry:hover .entry__more::after{transform:translateX(4px);}

/* ---------- CTA 区块 ---------- */
.cta-band{
  position:relative;
  background-color:var(--green-deep);
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  padding:80px 0;color:#F7F5EF;overflow:hidden;
}
.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(11,79,63,.95),rgba(17,22,20,.9));}
.cta-band .container{position:relative;z-index:1;}
.cta-inner{max-width:720px;}
.cta-band h2{color:#F7F5EF;margin-bottom:16px;}
.cta-band p{color:#D7D4C9;font-size:17px;margin-bottom:28px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.cta-note{margin-top:22px;font-size:14px;color:#A9B5AE;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-deep);color:#E9E6DC;padding:64px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:32px;}
.footer-brand__main{font-size:20px;font-weight:800;color:#F7F5EF;letter-spacing:.06em;}
.footer-brand__sub{font-size:11.5px;font-weight:600;color:var(--lime);letter-spacing:.22em;margin-bottom:14px;}
.footer-brand p{font-size:14px;color:#BCC7C0;line-height:1.8;margin:0;}
.footer-title{font-size:14px;font-weight:800;color:#F7F5EF;letter-spacing:.1em;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:#C6D0CA;}
.footer-links a:hover{color:var(--lime);}
.footer-post{font-size:14px;color:#C6D0CA;line-height:1.6;}
.footer-post:hover{color:var(--lime);}
.footer-empty{font-size:14px;color:#93A19A;}
.subscribe{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap;}
.subscribe input{
  flex:1 1 150px;min-width:0;
  padding:11px 14px;border-radius:var(--r-input);
  border:1px solid rgba(233,230,220,.28);
  background:rgba(247,245,239,.08);color:#F7F5EF;font-size:14px;
}
.subscribe input::placeholder{color:#9EAAA3;}
.subscribe input:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,255,46,.25);}
.footer-note{font-size:12.5px;color:#93A19A;margin-top:12px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(233,230,220,.16);
  font-size:13px;color:#9EAAA3;
}
.footer-bottom a{color:#C6D0CA;}
.footer-bottom a:hover{color:var(--lime);}

/* ---------- 移动吸底 ---------- */
.sticky-cta{display:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .card-grid{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:1023px){
  .nav-grid{
    grid-template-columns:44px 1fr;
    grid-template-areas:
      "toggle brand"
      "left left"
      "right right";
    gap:0;
    min-height:64px;
    padding:8px 0;
  }
  .menu-toggle{display:inline-flex;grid-area:toggle;}
  .brand{grid-area:brand;justify-self:center;padding-right:44px;}
  .nav-side{display:none;grid-area:left;}
  .nav-side--right{grid-area:right;}
  .nav-grid.is-open .nav-side{
    display:flex;flex-direction:column;align-items:stretch;gap:0;
    padding:6px 0 10px;border-top:1px solid var(--divider);margin-top:8px;
  }
  .nav-grid.is-open .nav-side--right{border-top:none;margin-top:0;padding-top:0;}
  .nav-link{padding:13px 2px;font-size:15.5px;border-bottom:1px solid var(--divider);}
  .nav-link::after{display:none;}
  .nav-link.is-active{color:var(--green);}
  .nav-search{margin-top:14px;justify-content:center;}
  .hero{padding:36px 0 52px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-media{order:-1;}
  .hero-media img{aspect-ratio:16/9;}
  .section{padding:64px 0;}
  .section-head{margin-bottom:32px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .entry-grid{grid-template-columns:1fr;gap:18px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  body{font-size:16px;padding-bottom:70px;}
  .container{padding:0 18px;}
  .section{padding:48px 0;}
  .hero-stats{gap:10px;}
  .stat{flex:1 1 100%;}
  .cta-band{padding:56px 0;}
  .card-grid{grid-template-columns:1fr;gap:18px;}
  .fold summary{padding:16px 18px;font-size:16px;}
  .fold__num{width:34px;height:34px;border-radius:10px;font-size:13px;}
  .fold__body{padding:0 18px 20px 18px;}
  .fold__body::before{left:0;top:0;bottom:20px;width:3px;}
  .fold__body{margin-left:12px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;}
  .sticky-cta{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    position:fixed;left:0;right:0;bottom:0;z-index:80;
    padding:10px 16px;background:rgba(17,22,20,.96);
    color:#F7F5EF;font-size:13.5px;
    border-top:1px solid rgba(200,255,46,.4);
  }
  .sticky-cta span{line-height:1.4;}
}
@media (max-width:479px){
  .brand__main{font-size:17px;}
  .brand__sub{font-size:10.5px;letter-spacing:.16em;}
  .hero{padding:28px 0 44px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .chip{padding:8px 14px;font-size:13.5px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
}