/* roulang page: index */
:root{
  --c-ink-900:#0C1A15;
  --c-ink-700:#22362E;
  --c-ink-500:#4E6459;
  --c-ink-300:#86988F;
  --c-brand-900:#08231A;
  --c-brand-700:#0E3D2C;
  --c-brand-500:#16734F;
  --c-accent-500:#C7F24A;
  --c-accent-600:#A9D92F;
  --c-signal-500:#FF7A2F;
  --c-line:#E1EAE5;
  --c-bg:#F6F9F7;
  --c-surface:#FFFFFF;
  --c-surface-2:#EDF4F0;
  --c-success:#1E8E5A;
  --c-warning:#D98324;
  --c-error:#C6432F;
  --c-disabled:#B9C6C0;
  --c-disabled-text:#7C8B85;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-input:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(8,35,26,.06), 0 8px 24px rgba(8,35,26,.06);
  --sh-2:0 12px 32px rgba(8,35,26,.12);
  --sp-1:8px;
  --sp-2:16px;
  --sp-3:24px;
  --sp-4:32px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink-500);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--c-ink-900);font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(28px,4.4vw,46px);line-height:1.25;font-weight:800}
h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3}
h3{font-size:19px;line-height:1.45;font-weight:600}
p{margin:0}
a{color:var(--c-brand-500);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--c-brand-700)}
img{max-width:100%;display:block;border-radius:var(--r-img)}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--c-brand-500);outline-offset:2px;box-shadow:0 0 0 4px rgba(199,242,74,.35);border-radius:6px}
.container{max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--surface{background:var(--c-surface)}
.section--alt{background:var(--c-surface-2)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{position:relative;padding-bottom:18px}
.section-head h2::after{content:"";position:absolute;left:0;bottom:0;width:40px;height:4px;background:var(--c-accent-500);border-radius:2px}
.section-head p{margin-top:16px;color:var(--c-ink-500);max-width:640px}
.eyebrow{display:inline-block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--c-brand-500);font-weight:700;margin-bottom:16px}
.num{font-family:"Barlow Semi Condensed",Inter,-apple-system,sans-serif;font-variant-numeric:tabular-nums;font-feature-settings:"tnum";font-weight:800;letter-spacing:-.02em}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .2s var(--ease),background-color .2s var(--ease),box-shadow .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  white-space:nowrap;
}
.btn--lg{height:52px;padding:0 28px;font-size:16px}
.btn--primary{background:var(--c-accent-500);color:var(--c-brand-900);box-shadow:var(--sh-1)}
.btn--primary:hover{background:var(--c-accent-600);color:var(--c-brand-900);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn--primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(8,35,26,.22)}
.btn--outline{background:transparent;border:1px solid var(--c-brand-500);color:var(--c-brand-500)}
.btn--outline:hover{background:rgba(22,115,79,.08);color:var(--c-brand-700)}
.btn--outline-light{background:transparent;border:1px solid rgba(255,255,255,.4);color:#fff}
.btn--outline-light:hover{background:rgba(255,255,255,.1);color:#fff;transform:translateY(-1px)}
.btn--block{width:100%}
.btn[disabled],.btn.is-disabled{background:var(--c-surface-2);color:var(--c-disabled-text);border-color:transparent;cursor:not-allowed;box-shadow:none;transform:none}
.link-cta{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--c-brand-500)}
.link-cta .arrow{transition:transform .2s var(--ease)}
.link-cta:hover .arrow{transform:translateX(4px)}
.link-cta--light{color:var(--c-accent-500)}
.link-cta--light:hover{color:#fff}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:70}
.brand-bar{background:var(--c-brand-900);color:#fff;transition:height .2s var(--ease),box-shadow .2s var(--ease)}
.brand-bar__inner{display:flex;align-items:center;gap:24px;height:72px;transition:height .2s var(--ease)}
.site-header.is-compact .brand-bar{box-shadow:0 1px 0 rgba(255,255,255,.12)}
.site-header.is-compact .brand-bar__inner{height:56px}
.logo{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none;flex-shrink:0}
.logo:hover{color:#fff}
.logo__mark{
  width:40px;height:40px;border-radius:10px;flex:0 0 40px;
  background:var(--c-accent-500);color:var(--c-brand-900);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;letter-spacing:.02em;
}
.logo__text{font-size:16px;font-weight:700;letter-spacing:-.01em;white-space:nowrap}
.site-search{flex:1;max-width:340px;display:flex;align-items:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:var(--r-pill);overflow:hidden;transition:border-color .2s var(--ease)}
.site-search:focus-within{border-color:var(--c-accent-500);background:rgba(255,255,255,.12)}
.site-search input{flex:1;height:40px;padding:0 16px;background:transparent;border:none;color:#fff;font-size:14px;outline:none}
.site-search input::placeholder{color:rgba(255,255,255,.55)}
.site-search button{height:40px;padding:0 18px;font-size:14px;font-weight:600;color:var(--c-brand-900);background:var(--c-accent-500);border-radius:var(--r-pill);margin-right:2px}
.site-search button:hover{background:var(--c-accent-600)}
.brand-bar__actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-toggle{display:none;width:44px;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.24);color:#fff;align-items:center;justify-content:center}
.nav-toggle:hover{background:rgba(255,255,255,.1)}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

.channel-bar{background:var(--c-surface);border-bottom:1px solid var(--c-line)}
.channel-bar__inner{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none}
.channel-bar__inner::-webkit-scrollbar{display:none}
.channel{
  position:relative;display:inline-flex;align-items:center;height:52px;padding:0 16px;
  font-size:15px;font-weight:600;color:var(--c-ink-700);white-space:nowrap;
  border-bottom:3px solid transparent;transition:color .2s var(--ease),border-color .2s var(--ease);
}
.channel:hover{color:var(--c-brand-500);border-bottom-color:rgba(22,115,79,.35)}
.channel.is-active{color:var(--c-brand-900);border-bottom-color:var(--c-accent-500)}
.channel--cta{margin-left:auto;color:var(--c-brand-500)}

.mobile-menu{
  position:fixed;left:0;right:0;top:124px;bottom:0;background:#fff;z-index:65;
  padding:8px 16px 32px;overflow-y:auto;
  transform:translateY(-8px);opacity:0;visibility:hidden;
  transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s var(--ease);
}
.mobile-menu.is-open{transform:translateY(0);opacity:1;visibility:visible}
.mobile-menu__group{padding:16px 0;border-bottom:1px solid var(--c-line)}
.mobile-menu__group h3{font-size:13px;color:var(--c-ink-300);font-weight:600;margin-bottom:8px;letter-spacing:.08em}
.mobile-menu__group a{display:flex;align-items:center;min-height:48px;font-size:16px;font-weight:600;color:var(--c-ink-900)}
.mobile-menu__group a:hover{color:var(--c-brand-500)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background-image:linear-gradient(135deg,rgba(8,35,26,.62),rgba(8,35,26,.86)),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  min-height:560px;display:flex;align-items:center;
}
.hero::after{
  content:"";position:absolute;right:-80px;bottom:-60px;width:460px;height:260px;pointer-events:none;
  background:repeating-linear-gradient(45deg,rgba(199,242,74,.12) 0 2px,transparent 2px 28px);
}
.hero__inner{position:relative;z-index:2;display:grid;grid-template-columns:58fr 42fr;gap:48px;align-items:center;padding:64px 32px;width:100%}
.hero__copy .eyebrow{color:var(--c-accent-500)}
.hero h1{color:#fff;max-width:15em}
.hero__lead{margin-top:20px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.86);max-width:32em}
.hero__actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:32px}
.trust{display:flex;flex-wrap:wrap;gap:24px;margin-top:32px}
.trust li{display:flex;align-items:center;gap:8px;font-size:12px;color:rgba(255,255,255,.78)}
.trust .dot{width:8px;height:8px;border-radius:50%;background:var(--c-accent-500);flex:0 0 8px}
.entry-card{
  background:var(--c-surface);color:var(--c-ink-500);border-radius:16px;padding:32px;
  box-shadow:0 18px 48px rgba(8,35,26,.28);border:1px solid rgba(255,255,255,.5);
}
.entry-card h2{font-size:22px}
.entry-card__sub{margin-top:8px;font-size:13px;color:var(--c-ink-300);line-height:1.7}
.field{margin-top:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--c-ink-700);margin-bottom:8px}
.field input,.field select{
  width:100%;height:48px;padding:0 14px;border:1px solid var(--c-line);border-radius:var(--r-input);
  background:var(--c-surface);color:var(--c-ink-900);font-size:15px;outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field input::placeholder{color:var(--c-ink-300)}
.field input:focus,.field select:focus{border-color:var(--c-brand-500);box-shadow:0 0 0 4px rgba(199,242,74,.35)}
.field.has-error input,.field.has-error select{border-color:var(--c-error)}
.field__error{display:none;margin-top:6px;font-size:12px;color:var(--c-error)}
.field.has-error .field__error{display:block}
.entry-card .btn{margin-top:24px}
.entry-card__privacy{margin-top:16px;font-size:12px;color:var(--c-ink-300);line-height:1.7}
.entry-card__privacy a{text-decoration:underline}

/* ---------- 痛点 ---------- */
.pain{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.pain__list{margin-top:24px;display:grid;gap:16px}
.pain__list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--c-ink-700);line-height:1.7}
.pain__list .ico{
  flex:0 0 24px;width:24px;height:24px;border-radius:8px;background:rgba(255,122,47,.12);
  color:var(--c-signal-500);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;margin-top:3px;
}
.pain__media{position:relative}
.pain__media img{border-radius:var(--r-img);border:1px solid var(--c-line);box-shadow:var(--sh-1);width:100%;aspect-ratio:16/11;object-fit:cover}
.pain__tag{
  position:absolute;left:16px;bottom:16px;background:var(--c-brand-900);color:#fff;
  font-size:12px;padding:8px 14px;border-radius:var(--r-pill);
}
.pain__tag strong{color:var(--c-accent-500);font-weight:700}

/* ---------- 方案卡片 ---------- */
.plans{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.plan{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.plan:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.plan--main{grid-column:span 7;background:var(--c-brand-900);border-color:rgba(255,255,255,.12);color:rgba(255,255,255,.82);padding:0;overflow:hidden}
.plan--main:hover{border-color:var(--c-accent-500)}
.plan--main img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0}
.plan--main .plan__body{padding:32px}
.plan--main h3{color:#fff;font-size:22px;margin-bottom:12px}
.plan--main p{color:rgba(255,255,255,.76);font-size:15px}
.plan--main ul{margin-top:20px;display:grid;gap:12px}
.plan--main ul li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.86)}
.plan--main ul li::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--c-accent-500);flex:0 0 8px;margin-top:8px}
.plan--main .link-cta{margin-top:24px}
.plan--side{grid-column:span 5;justify-content:flex-start}
.plan--wide{grid-column:span 7}
.plan__index{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--c-ink-300)}
.plan--wide .plan__index,.plan--side .plan__index{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:var(--c-surface-2);color:var(--c-brand-500);margin-bottom:16px;transition:background-color .2s var(--ease),color .2s var(--ease)}
.plan:hover .plan__index{background:var(--c-accent-500);color:var(--c-brand-900)}
.plan h3{margin-bottom:12px}
.plan p{font-size:15px;line-height:1.8}
.plan .link-cta{margin-top:20px}
.plan__thumb{margin-top:20px}
.plan__thumb img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:var(--r-img);transition:transform .24s var(--ease)}
.plan:hover .plan__thumb img{transform:scale(1.03)}

/* ---------- 数据条 ---------- */
.stats{
  position:relative;color:#fff;
  background-image:linear-gradient(135deg,rgba(8,35,26,.9),rgba(8,35,26,.96)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat{padding:0 24px;border-left:1px solid rgba(255,255,255,.12)}
.stat:first-child{border-left:none;padding-left:0}
.stat__num{font-size:clamp(32px,3.4vw,44px);color:var(--c-accent-500);line-height:1.1}
.stat__bar{width:28px;height:2px;background:var(--c-accent-500);margin:12px 0 14px;opacity:.8}
.stat__label{font-size:13px;font-weight:600;color:rgba(255,255,255,.9)}
.stat__note{margin-top:6px;font-size:11px;color:rgba(255,255,255,.6);line-height:1.6}

/* ---------- 资讯 ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.news-grid{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start}
.news-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);transition:box-shadow .2s var(--ease),border-color .2s var(--ease)}
.news-feature{overflow:hidden;box-shadow:var(--sh-1)}
.news-feature:hover{box-shadow:var(--sh-2)}
.news-feature__thumb{display:block;overflow:hidden;border-radius:0}
.news-feature__thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0;transition:transform .24s var(--ease)}
.news-feature:hover .news-feature__thumb img{transform:scale(1.03)}
.news-feature__body{padding:24px 32px 32px}
.news-feature h3{font-size:21px;margin:12px 0 10px}
.news-feature h3 a{color:var(--c-ink-900)}
.news-feature h3 a:hover{color:var(--c-brand-500)}
.news-feature p{font-size:15px;color:var(--c-ink-500);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-feature .link-cta{margin-top:16px}
.news-list{border-radius:var(--r-card);background:var(--c-surface);border:1px solid var(--c-line);overflow:hidden;box-shadow:var(--sh-1)}
.news-item__row{position:relative;display:block;padding:18px 24px 18px 26px;border-bottom:1px solid var(--c-line);transition:background-color .2s var(--ease)}
.news-list .news-item__row:last-child{border-bottom:none}
.news-item__row::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:2px;background:var(--c-accent-500);opacity:0;transition:opacity .2s var(--ease)}
.news-item__row:hover{background:var(--c-bg)}
.news-item__row:hover::before{opacity:1}
.news-item__title{font-size:15px;font-weight:600;color:var(--c-ink-900);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s var(--ease)}
.news-item__row:hover .news-item__title{color:var(--c-brand-500)}
.news-item__meta{display:flex;align-items:center;gap:12px;margin-top:10px;font-size:12px;color:var(--c-ink-300)}
.badge{display:inline-flex;align-items:center;padding:8px 12px;border-radius:var(--r-pill);font-size:12px;font-weight:600;line-height:1;background:rgba(22,115,79,.08);color:var(--c-brand-500)}
.badge--signal{background:rgba(255,122,47,.10);color:var(--c-signal-500)}
.news-empty{padding:56px 24px;text-align:center;background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-card)}
.news-empty__ico{width:44px;height:44px;border-radius:12px;background:var(--c-surface-2);color:var(--c-brand-500);display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:18px}
.news-empty p{font-size:14px;color:var(--c-ink-300)}
.news-empty .link-cta{margin-top:16px}

/* ---------- 证据 / 信任 ---------- */
.proof{display:grid;grid-template-columns:5fr 4fr 3fr;gap:24px}
.proof__card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1)}
.proof__card h3{margin-bottom:10px;font-size:18px}
.proof__card p{font-size:14px;line-height:1.8}
.proof__card--dark{background:var(--c-brand-700);border-color:rgba(255,255,255,.12);color:rgba(255,255,255,.82)}
.proof__card--dark h3{color:#fff}
.proof__card--dark p{color:rgba(255,255,255,.76)}
.quote{margin-top:16px;padding-left:16px;border-left:3px solid var(--c-accent-500);font-size:14px;color:rgba(255,255,255,.86)}
.proof__list{display:grid;gap:12px;margin-top:8px}
.proof__list li{display:flex;gap:8px;font-size:14px;color:var(--c-ink-700)}
.proof__list li::before{content:"—";color:var(--c-brand-500);font-weight:700}

/* ---------- FAQ ---------- */
.faq{max-width:880px;display:grid;gap:12px}
.faq__item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;transition:box-shadow .2s var(--ease)}
.faq__item:hover{box-shadow:var(--sh-1)}
.faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;text-align:left;font-size:16px;font-weight:600;color:var(--c-ink-900);min-height:60px;
}
.faq__icon{flex:0 0 24px;width:24px;height:24px;border-radius:50%;background:var(--c-surface-2);color:var(--c-brand-500);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;transition:transform .22s var(--ease),background-color .22s var(--ease)}
.faq__item.is-open .faq__icon{background:var(--c-accent-500);color:var(--c-brand-900);transform:rotate(90deg)}
.faq__a{max-height:0;overflow:hidden;transition:max-height .22s var(--ease)}
.faq__a p{padding:0 24px 24px;font-size:15px;line-height:1.85;color:var(--c-ink-500)}

/* ---------- CTA + 隐私 ---------- */
.cta-band{background:var(--c-brand-900);color:#fff;border-radius:16px;padding:48px;display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center}
.cta-band h2{color:#fff}
.cta-band p{margin-top:12px;color:rgba(255,255,255,.76);font-size:15px;max-width:44em}
.cta-band__actions{display:flex;gap:16px;flex-wrap:wrap}
.privacy-bar{background:var(--c-surface-2);border-top:1px solid var(--c-line);padding:16px 0}
.privacy-bar p{font-size:13px;color:var(--c-ink-500)}
.privacy-bar a{text-decoration:underline}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-brand-900);color:rgba(255,255,255,.8);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:4fr 3fr 3fr 4fr;gap:40px}
.footer-grid h3{color:#fff;font-size:15px;margin-bottom:16px}
.footer-grid p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.7)}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .logo__mark{width:36px;height:36px;flex:0 0 36px;font-size:13px}
.footer-brand span{color:#fff;font-weight:700;font-size:15px}
.footer-links{display:grid;gap:10px}
.footer-links a{color:rgba(255,255,255,.8);font-size:14px}
.footer-links a:hover{color:var(--c-accent-500);text-decoration:underline}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:10px}
.footer-contact li strong{color:#fff;font-weight:600}
.footer-bottom{margin-top:48px;border-top:1px solid rgba(255,255,255,.12);padding:24px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer-bottom p{font-size:12px;color:rgba(255,255,255,.55);line-height:1.8}

/* ---------- 弹层 ---------- */
.modal{position:fixed;inset:0;z-index:100;display:none}
.modal.is-open{display:block}
.modal__mask{position:absolute;inset:0;background:rgba(8,35,26,.56);opacity:0;transition:opacity .22s var(--ease)}
.modal.is-open .modal__mask{opacity:1}
.modal__panel{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-46%);
  width:min(540px,calc(100% - 32px));background:var(--c-surface);border-radius:16px;padding:32px;
  box-shadow:0 24px 64px rgba(8,35,26,.36);opacity:0;transition:opacity .22s var(--ease),transform .22s var(--ease);
  max-height:calc(100vh - 64px);overflow-y:auto;
}
.modal.is-open .modal__panel{opacity:1;transform:translate(-50%,-50%)}
.modal__close{position:absolute;right:16px;top:16px;width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--c-ink-300);font-size:18px}
.modal__close:hover{background:var(--c-surface-2);color:var(--c-ink-900)}
.modal__panel h2{font-size:22px}
.modal__panel > p{margin-top:8px;font-size:14px;color:var(--c-ink-300)}
.modal__panel .btn{margin-top:24px}
.modal__privacy{margin-top:16px;font-size:12px;color:var(--c-ink-300);line-height:1.7}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero__inner{grid-template-columns:1fr;gap:32px;padding:56px 24px}
  .hero h1{max-width:none}
  .news-grid{grid-template-columns:1fr}
  .proof{grid-template-columns:1fr 1fr}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .section{padding:64px 0}
  .site-search{display:none}
  .plans{grid-template-columns:repeat(6,1fr)}
  .plan--main{grid-column:span 6}
  .plan--side,.plan--wide{grid-column:span 3}
  .pain{grid-template-columns:1fr;gap:32px}
  .stats__grid{grid-template-columns:repeat(2,1fr);gap:32px 0}
  .stat:nth-child(3){border-left:none;padding-left:0}
  .cta-band{grid-template-columns:1fr;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .channel-bar__inner{padding:0 16px}
}
@media (max-width:767px){
  body{font-size:15px;line-height:1.8}
  .section{padding:48px 0}
  .brand-bar__actions .btn{display:none}
  .nav-toggle{display:flex}
  .mobile-menu{top:124px}
  .logo__text{font-size:14px;white-space:normal;max-width:11em;line-height:1.3}
  .hero{min-height:480px}
  .hero__copy{text-align:left}
  .hero__actions{flex-direction:column;align-items:stretch}
  .hero__actions .btn{width:100%}
  .plans{grid-template-columns:1fr}
  .plan--main,.plan--side,.plan--wide{grid-column:span 1}
  .stats__grid{grid-template-columns:1fr;gap:28px 0}
  .stat{border-left:none;padding-left:0;border-top:1px solid rgba(255,255,255,.12);padding-top:24px}
  .stat:first-child{border-top:none;padding-top:0}
  .proof{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .news-feature__body{padding:20px}
  .faq__q{padding:16px 18px;font-size:15px}
  .faq__a p{padding:0 18px 20px}
  .modal__panel{left:0;right:0;bottom:0;top:auto;width:100%;transform:translateY(12px);border-radius:16px 16px 0 0;max-height:88vh}
  .modal.is-open .modal__panel{transform:translateY(0)}
}
@media (max-width:480px){
  .container{padding:0 16px}
  .hero__inner{padding:40px 16px}
  .hero::after{display:none}
  .entry-card{padding:24px}
  h1{font-size:26px}
  .cta-band{padding:24px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto}
}

/* roulang page: article */
:root{
  --c-ink-900:#0C1A15;
  --c-ink-700:#22362E;
  --c-ink-500:#4E6459;
  --c-ink-300:#86988F;
  --c-brand-900:#08231A;
  --c-brand-700:#0E3D2C;
  --c-brand-500:#16734F;
  --c-accent-500:#C7F24A;
  --c-accent-600:#A9D92F;
  --c-signal-500:#FF7A2F;
  --c-line:#E1EAE5;
  --c-bg:#F6F9F7;
  --c-surface:#FFFFFF;
  --c-surface-2:#EDF4F0;
  --c-ok:#1E8E5A;
  --c-warn:#D98324;
  --c-err:#C6432F;
  --c-disabled:#B9C6C0;
  --c-disabled-text:#7C8B85;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-input:10px;
  --r-pill:999px;
  --r-modal:16px;
  --sh-1:0 1px 2px rgba(8,35,26,.06), 0 8px 24px rgba(8,35,26,.06);
  --sh-2:0 12px 32px rgba(8,35,26,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
  --brand-h:72px;
  --font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --font-num:"Barlow Semi Condensed","Inter",-apple-system,"PingFang SC",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink-500);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--c-brand-500);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--c-brand-700);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4{margin:0;color:var(--c-ink-900);font-weight:800;letter-spacing:-.01em;}
p{margin:0 0 20px;}
ul,ol{margin:0;padding:0;list-style:none;}
time{font-variant-numeric:tabular-nums;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:-.02em;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
:focus-visible{outline:2px solid var(--c-brand-500);outline-offset:2px;box-shadow:0 0 0 4px rgba(199,242,74,.35);border-radius:4px;}

.container{max-width:1200px;margin:0 auto;padding:0 32px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border:1px solid transparent;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1;letter-spacing:0;
  transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  white-space:nowrap;
}
.btn--primary{background:var(--c-accent-500);color:var(--c-brand-900);}
.btn--primary:hover{background:var(--c-accent-600);color:var(--c-brand-900);transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn--primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(8,35,26,.18);}
.btn--ghost{background:transparent;border-color:var(--c-brand-500);color:var(--c-brand-500);}
.btn--ghost:hover{background:rgba(22,115,79,.08);color:var(--c-brand-700);border-color:var(--c-brand-700);}
.btn--ghost-light{background:transparent;border-color:rgba(255,255,255,.4);color:#fff;}
.btn--ghost-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.7);}
.btn--sm{height:40px;padding:0 16px;font-size:14px;}
.btn--lg{height:52px;padding:0 28px;}
.btn--block{width:100%;}
.btn[disabled],.btn.is-disabled{background:var(--c-surface-2);color:var(--c-disabled-text);border-color:transparent;cursor:not-allowed;transform:none;box-shadow:none;}
.link-cta{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--c-brand-500);}
.link-cta .arrow{transition:transform .2s var(--ease);}
.link-cta:hover{color:var(--c-brand-700);}
.link-cta:hover .arrow{transform:translateX(4px);}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:var(--r-pill);
  background:rgba(22,115,79,.08);color:var(--c-brand-500);
  font-size:12px;font-weight:700;line-height:1;
}
.badge--signal{background:rgba(255,122,47,.10);color:var(--c-signal-500);}
.badge--dark{background:rgba(199,242,74,.14);color:var(--c-accent-500);}

/* ============ 头部导航 ============ */
.site-header{position:sticky;top:0;z-index:80;background:var(--c-surface);}
.brand-bar{
  background:var(--c-brand-900);color:#fff;
  transition:padding .2s var(--ease);
}
.brand-bar__inner{display:flex;align-items:center;gap:24px;height:var(--brand-h);transition:height .2s var(--ease);}
.site-header.is-compact .brand-bar__inner{height:56px;}
.site-header.is-compact .brand-bar{box-shadow:0 1px 0 rgba(255,255,255,.10);}
.logo{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;letter-spacing:-.01em;flex:0 0 auto;}
.logo:hover{color:#fff;}
.logo__mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:10px;background:var(--c-accent-500);color:var(--c-brand-900);
  font-size:14px;letter-spacing:0;
}
.logo__text{white-space:nowrap;}
.brand-bar__actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search{flex:1 1 auto;max-width:360px;position:relative;display:flex;align-items:center;}
.search input{
  width:100%;height:40px;padding:0 88px 0 16px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);color:#fff;font-size:14px;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.search input::placeholder{color:rgba(255,255,255,.55);}
.search input:focus{background:rgba(255,255,255,.14);border-color:var(--c-accent-500);outline:none;}
.search__btn{
  position:absolute;right:4px;height:32px;padding:0 14px;border:0;border-radius:var(--r-pill);
  background:var(--c-accent-500);color:var(--c-brand-900);font-size:13px;font-weight:700;
}
.search__btn:hover{background:var(--c-accent-600);}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.24);
  background:transparent;color:#fff;align-items:center;justify-content:center;
}
.menu-toggle:hover{background:rgba(255,255,255,.10);}
.menu-toggle svg{width:20px;height:20px;}

.channel-bar{background:var(--c-surface);border-bottom:1px solid var(--c-line);}
.channel-bar__inner{display:flex;align-items:center;gap:8px;height:52px;overflow-x:auto;scrollbar-width:none;}
.channel-bar__inner::-webkit-scrollbar{display:none;}
.channel{
  position:relative;display:inline-flex;align-items:center;height:52px;padding:0 14px;
  color:var(--c-ink-500);font-size:15px;font-weight:600;white-space:nowrap;
}
.channel::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:1px;background:var(--c-line);
  transition:height .2s var(--ease),background .2s var(--ease);
}
.channel:hover{color:var(--c-brand-700);}
.channel:hover::after{height:2px;background:var(--c-brand-500);}
.channel.is-active{color:var(--c-ink-900);font-weight:800;}
.channel.is-active::after{height:3px;background:var(--c-accent-500);}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:120;background:var(--c-surface);
  transform:translateY(-12px);opacity:0;pointer-events:none;
  transition:opacity .22s var(--ease),transform .22s var(--ease);
  overflow-y:auto;padding:20px 20px 40px;
}
.drawer.is-open{transform:translateY(0);opacity:1;pointer-events:auto;}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.drawer__close{width:44px;height:44px;border-radius:var(--r-btn);border:1px solid var(--c-line);background:var(--c-surface-2);color:var(--c-ink-700);}
.drawer__group{margin-bottom:24px;}
.drawer__group h3{font-size:13px;color:var(--c-ink-300);font-weight:700;margin-bottom:12px;}
.drawer__group a{display:flex;align-items:center;min-height:48px;font-size:16px;font-weight:600;color:var(--c-ink-700);border-bottom:1px solid var(--c-line);}
.drawer__group a:hover{color:var(--c-brand-500);}
.drawer__foot{display:grid;gap:12px;margin-top:12px;}

/* ============ 面包屑 / 页头条 ============ */
.page-strip{background:var(--c-brand-900);color:#fff;}
.breadcrumb{padding:18px 0;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px;color:rgba(255,255,255,.68);}
.breadcrumb li+li::before{content:"/";color:rgba(255,255,255,.34);}
.breadcrumb a{color:rgba(255,255,255,.82);}
.breadcrumb a:hover{color:var(--c-accent-500);}
.breadcrumb li[aria-current="page"]{color:var(--c-ink-300);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章头 ============ */
.article-head{padding:56px 0 0;background:var(--c-surface);}
.article-head__top{display:flex;align-items:flex-start;justify-content:space-between;gap:32px;}
.article-head__main{max-width:820px;}
.article-head h1{font-size:clamp(28px,4.4vw,46px);line-height:1.25;margin:16px 0 20px;}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:16px;font-size:13px;color:var(--c-ink-300);padding-bottom:24px;border-bottom:1px solid var(--c-line);}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--c-line);}
.article-actions{display:flex;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--r-btn);border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-ink-500);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease);
}
.icon-btn:hover{color:var(--c-brand-500);border-color:var(--c-brand-500);background:rgba(22,115,79,.06);transform:translateY(-2px);}
.icon-btn.is-on{color:var(--c-brand-900);background:var(--c-accent-500);border-color:var(--c-accent-500);}
.icon-btn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.article-cover{margin:28px 0 0;position:relative;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line);}
.article-cover img{width:100%;aspect-ratio:21/9;object-fit:cover;border-radius:0;transition:transform .24s var(--ease);}
.article-cover:hover img{transform:scale(1.03);}
.article-cover figcaption{position:absolute;left:0;right:0;bottom:0;padding:14px 20px;font-size:13px;color:rgba(255,255,255,.86);background:linear-gradient(180deg,rgba(8,35,26,0),rgba(8,35,26,.78));border-radius:0;}

/* ============ 主体布局 ============ */
.article-wrap{padding:48px 0 88px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;}
.article{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:48px 56px;}

/* 正文排版 */
.article-body{max-width:760px;font-size:17px;line-height:1.9;color:var(--c-ink-500);}
.article-body p{margin:0 0 20px;}
.article-body h2{
  position:relative;font-size:clamp(22px,2.6vw,28px);line-height:1.3;margin:40px 0 20px;padding-left:18px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:2px;background:var(--c-accent-500);
}
.article-body h3{font-size:20px;line-height:1.45;font-weight:700;margin:32px 0 14px;}
.article-body h4{font-size:17px;margin:24px 0 12px;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:24px;}
.article-body ul li{list-style:disc;margin-bottom:10px;line-height:1.85;}
.article-body ol li{list-style:decimal;margin-bottom:10px;line-height:1.85;}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;border-left:3px solid var(--c-brand-500);
  background:var(--c-surface-2);border-radius:0 var(--r-btn) var(--r-btn) 0;color:var(--c-ink-700);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{margin:24px 0;width:100%;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--c-ink-300);text-align:center;margin-top:10px;}
.article-body a{text-decoration:underline;text-underline-offset:3px;}
.article-body strong{color:var(--c-ink-900);}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-body thead th{background:var(--c-brand-700);color:#fff;font-weight:700;text-align:left;}
.article-body th,.article-body td{padding:12px 16px;border:1px solid var(--c-line);}
.article-body tbody tr:nth-child(even){background:var(--c-bg);}
.article-body code,.article-body pre{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:var(--c-surface-2);
  border-radius:8px;font-size:14px;
}
.article-body code{padding:2px 6px;}
.article-body pre{padding:16px 18px;overflow-x:auto;}
.article-body .tip,.article-body .notice{
  display:block;margin:24px 0;padding:16px 20px;border-radius:var(--r-btn);
  background:rgba(199,242,74,.16);border-left:3px solid var(--c-accent-500);color:var(--c-ink-700);font-size:15px;
}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:32px 0;}

.empty-state{
  border:1px dashed var(--c-line);border-radius:var(--r-card);background:var(--c-surface-2);
  padding:56px 24px;text-align:center;
}
.empty-state svg{width:40px;height:40px;stroke:var(--c-ink-300);fill:none;stroke-width:1.6;margin-bottom:16px;}
.empty-state h2{font-size:20px;margin-bottom:10px;}
.empty-state p{max-width:420px;margin:0 auto 20px;}

/* 文章底部 */
.article-foot{margin-top:40px;padding-top:28px;border-top:1px solid var(--c-line);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}

/* ============ 侧栏 ============ */
.article-aside{display:grid;gap:24px;position:sticky;top:calc(var(--brand-h) + 68px);}
.aside-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);}
.aside-card h2{font-size:16px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--c-line);}
.aside-card h2::after{content:"";display:block;width:40px;height:4px;border-radius:2px;background:var(--c-accent-500);margin-top:10px;}
.toc a{display:block;padding:9px 12px;font-size:14px;color:var(--c-ink-500);border-radius:8px;border-left:2px solid transparent;transition:all .2s var(--ease);}
.toc a:hover{color:var(--c-brand-500);background:var(--c-bg);border-left-color:var(--c-accent-500);}
.toc .is-empty{font-size:13px;color:var(--c-ink-300);padding:4px 0;}
.side-list a{display:flex;gap:12px;align-items:flex-start;padding:14px 12px;border-bottom:1px solid var(--c-line);color:var(--c-ink-700);font-size:14px;font-weight:600;border-radius:8px;transition:all .2s var(--ease);}
.side-list li:last-child a{border-bottom:0;}
.side-list a:hover{background:var(--c-bg);color:var(--c-brand-500);border-left:2px solid var(--c-accent-500);}
.aside-card--dark{background:var(--c-brand-900);border-color:rgba(255,255,255,.12);color:rgba(255,255,255,.78);}
.aside-card--dark h2{color:#fff;border-bottom-color:rgba(255,255,255,.14);}
.aside-card--dark p{font-size:14px;margin-bottom:18px;}

/* ============ 相关推荐 ============ */
.related{padding:72px 0;background:var(--c-surface-2);}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px;}
.section-head h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;}
.section-head h2::after{content:"";display:block;width:40px;height:4px;border-radius:2px;background:var(--c-accent-500);margin-top:12px;}
.section-head p{font-size:15px;margin:12px 0 0;max-width:620px;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.card__media{overflow:hidden;border-radius:0;}
.card__media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0;transition:transform .24s var(--ease);}
.card:hover .card__media img{transform:scale(1.03);}
.card__body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card__body h3{font-size:18px;line-height:1.45;}
.card__body p{font-size:14px;line-height:1.75;margin:0;color:var(--c-ink-500);}
.card__meta{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--c-ink-300);margin-top:auto;}

/* ============ CTA 条 ============ */
.cta-band{background:var(--c-brand-900);color:#fff;padding:64px 0;position:relative;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-60px;width:420px;height:420px;border-radius:50%;
  border:1px solid rgba(199,242,74,.14);
}
.cta-band__inner{position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,32px);line-height:1.3;max-width:620px;}
.cta-band p{color:rgba(255,255,255,.72);font-size:15px;margin:12px 0 0;max-width:620px;}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ============ 隐私条 ============ */
.privacy-bar{background:var(--c-surface-2);border-top:1px solid var(--c-line);}
.privacy-bar__inner{padding:18px 0;font-size:13px;color:var(--c-ink-500);display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-brand-900);color:rgba(255,255,255,.8);padding:64px 0 28px;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;margin-bottom:16px;}
.footer-brand .logo__mark{width:32px;height:32px;font-size:13px;}
.site-footer p{margin:0;font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);}
.site-footer h3{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-links{display:grid;gap:10px;}
.footer-links a{color:rgba(255,255,255,.8);font-size:14px;}
.footer-links a:hover{color:var(--c-accent-500);text-decoration:underline;}
.footer-contact{display:grid;gap:12px;}
.footer-contact li{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);}
.footer-contact strong{color:rgba(255,255,255,.92);font-weight:600;}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;padding-top:24px;font-size:13px;color:rgba(255,255,255,.58);}
.footer-bottom p{margin:0;font-size:13px;color:rgba(255,255,255,.58);}

/* ============ 弹层 ============ */
.modal-mask{
  position:fixed;inset:0;z-index:140;background:rgba(8,35,26,.56);
  display:flex;align-items:center;justify-content:center;padding:24px;
  opacity:0;pointer-events:none;transition:opacity .22s var(--ease);
}
.modal-mask.is-open{opacity:1;pointer-events:auto;}
.modal{
  width:100%;max-width:520px;background:var(--c-surface);border-radius:var(--r-modal);
  padding:32px;box-shadow:var(--sh-2);transform:translateY(12px);transition:transform .22s var(--ease);
  max-height:90vh;overflow-y:auto;
}
.modal-mask.is-open .modal{transform:translateY(0);}
.modal__head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:8px;}
.modal h2{font-size:22px;}
.modal__desc{font-size:14px;color:var(--c-ink-500);margin-bottom:24px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--c-ink-700);margin-bottom:8px;}
.field .req{color:var(--c-signal-500);}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;border:1px solid var(--c-line);border-radius:var(--r-input);
  background:var(--c-surface);color:var(--c-ink-900);font-size:15px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{height:auto;padding:12px 14px;resize:vertical;min-height:96px;}
.field input::placeholder,.field textarea::placeholder{color:var(--c-ink-300);}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--c-brand-500);outline:none;box-shadow:0 0 0 4px rgba(199,242,74,.35);}
.field.has-error input,.field.has-error select{border-color:var(--c-err);}
.field__error{display:none;font-size:12px;color:var(--c-err);margin-top:6px;}
.field.has-error .field__error{display:block;}
.modal__foot{font-size:12px;color:var(--c-ink-300);margin-top:16px;line-height:1.7;}
.modal__close{width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--c-line);background:var(--c-surface-2);color:var(--c-ink-700);flex:0 0 auto;}
.modal__close:hover{background:var(--c-line);}
.form-success{
  display:none;padding:16px 18px;border-radius:var(--r-btn);background:rgba(30,142,90,.10);
  color:var(--c-ok);font-size:14px;margin-bottom:18px;
}
.form-success.is-on{display:block;}

.toast{
  position:fixed;left:50%;bottom:32px;transform:translate(-50%,12px);z-index:160;
  background:var(--c-brand-900);color:#fff;font-size:14px;padding:12px 20px;border-radius:var(--r-pill);
  opacity:0;pointer-events:none;transition:opacity .22s var(--ease),transform .22s var(--ease);
}
.toast.is-on{opacity:1;transform:translate(-50%,0);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .container{padding:0 24px;}
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:32px;}
  .article{padding:40px 36px;}
  .article-aside{position:static;}
}
@media (max-width:1023px){
  .search{display:none;}
  .article-layout{grid-template-columns:1fr;gap:32px;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
}
@media (max-width:767px){
  body{font-size:15px;line-height:1.8;}
  .container{padding:0 16px;}
  .brand-bar__actions .btn--ghost{display:none;}
  .menu-toggle{display:inline-flex;}
  .logo__text{font-size:15px;max-width:170px;overflow:hidden;text-overflow:ellipsis;}
  .channel-bar__inner{height:48px;}
  .channel{height:48px;padding:0 12px;font-size:14px;}
  .article-head{padding:36px 0 0;}
  .article-head__top{flex-direction:column;gap:20px;}
  .article-actions{order:2;}
  .article-wrap{padding:32px 0 64px;}
  .article{padding:28px 20px;border-radius:var(--r-card);}
  .article-body{font-size:16px;}
  .article-body h2{margin-top:32px;}
  .related{padding:48px 0;}
  .related-grid{grid-template-columns:1fr;}
  .cta-band{padding:48px 0;}
  .cta-band__actions{width:100%;}
  .cta-band__actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  .modal-mask{align-items:flex-end;padding:0;}
  .modal{max-width:100%;border-radius:16px 16px 0 0;padding:24px 20px 32px;transform:translateY(24px);}
  .modal-mask.is-open .modal{transform:translateY(0);}
}
@media (max-width:479px){
  .logo__text{font-size:14px;max-width:132px;}
  .article-head h1{font-size:26px;}
  .breadcrumb li[aria-current="page"]{max-width:180px;}
  .btn{padding:0 18px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category1 */
:root{
  --c-ink-900:#0C1A15;
  --c-ink-700:#22362E;
  --c-ink-500:#4E6459;
  --c-ink-300:#86988F;
  --c-brand-900:#08231A;
  --c-brand-700:#0E3D2C;
  --c-brand-500:#16734F;
  --c-accent-500:#C7F24A;
  --c-accent-600:#A9D92F;
  --c-signal-500:#FF7A2F;
  --c-line:#E1EAE5;
  --c-bg:#F6F9F7;
  --c-surface:#FFFFFF;
  --c-surface-2:#EDF4F0;
  --c-success:#1E8E5A;
  --c-warning:#D98324;
  --c-error:#C6432F;
  --c-disabled:#B9C6C0;
  --c-disabled-text:#7C8B85;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-input:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(8,35,26,.06),0 8px 24px rgba(8,35,26,.06);
  --sh-2:0 12px 32px rgba(8,35,26,.12);
  --brand-h:72px;
  --tr:200ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.85;color:var(--c-ink-500);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--c-brand-500);text-decoration:none;transition:color var(--tr)}
a:hover{color:var(--c-brand-700)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;color:var(--c-ink-900);font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums;letter-spacing:-.02em;font-weight:800}
:focus-visible{outline:2px solid var(--c-brand-500);outline-offset:2px;box-shadow:0 0 0 4px rgba(199,242,74,.35);border-radius:6px}
.container{max-width:1200px;margin:0 auto;padding:0 32px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:transform var(--tr),background var(--tr),color var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.btn i{font-size:14px}
.btn-primary{background:var(--c-accent-500);color:var(--c-brand-900);box-shadow:0 6px 18px rgba(167,214,60,.28)}
.btn-primary:hover{background:var(--c-accent-600);color:var(--c-brand-900);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(8,35,26,.18)}
.btn-outline{border:1px solid var(--c-brand-500);color:var(--c-brand-500);background:transparent}
.btn-outline:hover{background:rgba(22,115,79,.08);color:var(--c-brand-700)}
.btn-ghost{border:1px solid var(--c-line);color:var(--c-ink-700);background:var(--c-surface)}
.btn-ghost:hover{border-color:var(--c-brand-500);color:var(--c-brand-500)}
.btn-on-dark{border:1px solid rgba(255,255,255,.4);color:#fff;background:transparent}
.btn-on-dark:hover{background:rgba(255,255,255,.12);color:#fff}
.btn-lg{height:52px;padding:0 28px;font-size:16px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{background:var(--c-surface-2);color:var(--c-disabled-text);border-color:transparent;cursor:not-allowed;box-shadow:none;transform:none}
.link-cta{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:15px;color:var(--c-brand-500)}
.link-cta i{font-size:12px;transition:transform var(--tr)}
.link-cta:hover i{transform:translateX(4px)}
.link-cta.on-dark{color:var(--c-accent-500)}
.link-cta.on-dark:hover{color:#fff}

/* ============ 品牌行 ============ */
.site-header{position:relative;z-index:70}
.brand-bar{
  position:sticky;top:0;z-index:80;background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:height var(--tr),box-shadow var(--tr);
}
.brand-bar__inner{display:flex;align-items:center;gap:24px;height:var(--brand-h);transition:height var(--tr)}
.brand-bar.is-compact{box-shadow:0 6px 18px rgba(8,35,26,.07)}
.brand-bar.is-compact .brand-bar__inner{height:56px}
.logo{display:flex;align-items:center;gap:10px;color:var(--c-ink-900);font-weight:700;font-size:16px;letter-spacing:-.01em;flex:0 0 auto}
.logo:hover{color:var(--c-ink-900)}
.logo__mark{
  width:36px;height:36px;border-radius:10px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:var(--c-brand-900);color:var(--c-accent-500);
  font-size:13px;letter-spacing:.02em;
  position:relative;overflow:hidden;
}
.logo__mark::after{content:"";position:absolute;right:-6px;bottom:-6px;width:16px;height:2px;background:var(--c-accent-500);transform:rotate(45deg);opacity:.7}
.search{
  flex:1 1 auto;max-width:340px;display:flex;align-items:center;gap:10px;
  height:40px;padding:0 14px;border:1px solid var(--c-line);border-radius:var(--r-pill);
  background:var(--c-surface-2);color:var(--c-ink-300);transition:border-color var(--tr),background var(--tr);
}
.search:focus-within{border-color:var(--c-brand-500);background:var(--c-surface)}
.search i{font-size:13px}
.search input{flex:1;border:0;background:transparent;outline:none;font-size:14px;color:var(--c-ink-700)}
.search input::placeholder{color:var(--c-ink-300)}
.brand-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto}
.hamburger{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  align-items:center;justify-content:center;border:1px solid var(--c-line);color:var(--c-ink-700);background:var(--c-surface)
}
.hamburger i{font-size:17px}

/* ============ 频道行 ============ */
.channel-bar{background:var(--c-brand-900);border-bottom:1px solid rgba(255,255,255,.08)}
.channel-bar__inner{display:flex;align-items:center;gap:32px;overflow-x:auto;scrollbar-width:none}
.channel-bar__inner::-webkit-scrollbar{display:none}
.channel{
  position:relative;display:inline-flex;align-items:center;height:52px;
  color:rgba(255,255,255,.72);font-size:15px;font-weight:500;white-space:nowrap;
  transition:color var(--tr);
}
.channel::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:rgba(199,242,74,.45);opacity:0;transition:opacity var(--tr)}
.channel:hover{color:#fff}
.channel:hover::after{opacity:1}
.channel.is-active{color:#fff;font-weight:600}
.channel.is-active::after{opacity:1;height:3px;background:var(--c-accent-500)}

/* 分类 chips 行 */
.cat-chips{background:var(--c-surface);border-bottom:1px solid var(--c-line)}
.cat-chips__inner{display:flex;align-items:center;gap:12px;padding-top:12px;padding-bottom:12px;overflow-x:auto;scrollbar-width:none}
.cat-chips__inner::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 16px;
  border-radius:var(--r-pill);background:var(--c-surface-2);color:var(--c-ink-700);
  font-size:13px;font-weight:500;white-space:nowrap;transition:background var(--tr),color var(--tr),transform var(--tr);
}
.chip i{font-size:11px;color:var(--c-brand-500)}
.chip:hover{background:rgba(199,242,74,.28);color:var(--c-ink-900);transform:translateY(-1px)}
.chip .dot{width:6px;height:6px;border-radius:50%;background:var(--c-accent-500)}

/* ============ 窄版 Hero ============ */
.hero-narrow{
  position:relative;min-height:320px;display:flex;align-items:center;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  overflow:hidden;
}
.hero-narrow::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(8,35,26,.62),rgba(8,35,26,.86));
}
.hero-narrow::after{
  content:"";position:absolute;right:-60px;bottom:-40px;width:320px;height:2px;
  background:var(--c-accent-500);opacity:.15;transform:rotate(-45deg);box-shadow:0 -22px 0 rgba(199,242,74,.15),0 -44px 0 rgba(199,242,74,.1);
}
.hero-narrow__inner{position:relative;z-index:2;padding-top:52px;padding-bottom:52px;max-width:860px}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:16px;flex-wrap:wrap}
.crumbs a{color:rgba(255,255,255,.78)}
.crumbs a:hover{color:var(--c-accent-500)}
.crumbs span{color:rgba(255,255,255,.5)}
.hero-narrow h1{
  color:#fff;font-size:clamp(28px,4.4vw,46px);line-height:1.25;font-weight:800;
  letter-spacing:-.01em;margin-bottom:16px;
}
.hero-narrow h1 em{font-style:normal;color:var(--c-accent-500)}
.hero-narrow .lead{color:rgba(255,255,255,.8);font-size:16px;max-width:660px;margin-bottom:24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.tag-dark{
  display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 12px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.18);color:rgba(255,255,255,.82);font-size:12px;
}
.tag-dark i{color:var(--c-accent-500);font-size:11px}

/* ============ 锚点导航条 ============ */
.anchor-bar{
  position:sticky;top:var(--brand-h);z-index:60;
  background:rgba(255,255,255,.96);border-bottom:1px solid var(--c-line);
  backdrop-filter:saturate(140%) blur(6px);
}
.anchor-bar__inner{display:flex;align-items:center;gap:10px;height:60px;overflow-x:auto;scrollbar-width:none}
.anchor-bar__inner::-webkit-scrollbar{display:none}
.anchor{
  display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 16px;
  border-radius:var(--r-pill);border:1px solid var(--c-line);background:var(--c-surface);
  color:var(--c-ink-700);font-size:13px;font-weight:500;white-space:nowrap;
  transition:background var(--tr),color var(--tr),border-color var(--tr);
}
.anchor .num{color:var(--c-brand-500);font-size:12px}
.anchor:hover{background:var(--c-surface-2);color:var(--c-ink-900)}
.anchor.is-current{background:var(--c-brand-900);border-color:var(--c-brand-900);color:#fff}
.anchor.is-current .num{color:var(--c-accent-500)}

/* ============ 区块 ============ */
.section{padding:88px 0}
.section--tint{background:var(--c-surface-2)}
.section--white{background:var(--c-surface)}
.section__head{margin-bottom:40px;max-width:760px}
.section__head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;
  color:var(--c-brand-500);letter-spacing:.06em;text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--c-accent-500)}
h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;margin-bottom:16px}
h2::after{content:"";display:block;width:40px;height:4px;background:var(--c-accent-500);border-radius:2px;margin-top:14px}
.section__head.center h2::after{margin-left:auto;margin-right:auto}
h3{font-size:19px;line-height:1.45;font-weight:600;margin-bottom:10px}
.section__desc{font-size:16px;color:var(--c-ink-500)}

/* ============ 栅格 ============ */
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.col-4{grid-column:span 4}
.col-5{grid-column:span 5}
.col-6{grid-column:span 6}
.col-7{grid-column:span 7}
.col-8{grid-column:span 8}
.col-12{grid-column:span 12}

/* ============ 卡片 ============ */
.card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:28px;transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.card--dark{
  background:var(--c-brand-900);border-color:rgba(255,255,255,.12);color:rgba(255,255,255,.78);
}
.card--dark h3,.card--dark h2{color:#fff}
.card--dark:hover{border-color:var(--c-accent-500)}
.card__label{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  padding:6px 12px;border-radius:var(--r-pill);background:rgba(22,115,79,.08);color:var(--c-brand-500);margin-bottom:14px;
}
.card--dark .card__label{background:rgba(199,242,74,.14);color:var(--c-accent-500)}
.card__num{font-size:13px;font-weight:800;color:var(--c-accent-600);letter-spacing:.04em;margin-bottom:10px;display:block}
.media{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line);background:var(--c-surface-2)}
.media img{width:100%;object-fit:cover;transition:transform 240ms cubic-bezier(.2,.7,.3,1)}
.media:hover img{transform:scale(1.03)}
.media--16x10 img{aspect-ratio:16/10}
.media--1x1 img{aspect-ratio:1/1}
.media--4x3 img{aspect-ratio:4/3}
.media--21x9 img{aspect-ratio:21/9}
figcaption{font-size:13px;color:var(--c-ink-300);text-align:center;margin-top:10px;line-height:1.6}

/* ============ 清单 ============ */
.check-list li{
  display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--c-line);font-size:15px;color:var(--c-ink-700);
  transition:background var(--tr);
}
.check-list li:last-child{border-bottom:0}
.check-list i{color:var(--c-brand-500);font-size:14px;margin-top:6px;flex:0 0 auto}
.check-list strong{color:var(--c-ink-900);font-weight:600}
.check-list .hint{display:block;font-size:13px;color:var(--c-ink-300);margin-top:4px;line-height:1.7}

/* ============ 步骤 ============ */
.steps{counter-reset:step;position:relative}
.step{
  position:relative;display:grid;grid-template-columns:56px 1fr;gap:20px;
  padding:0 0 32px 0;
}
.step:last-child{padding-bottom:0}
.step::before{
  content:"";position:absolute;left:27px;top:56px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--c-line),rgba(225,234,229,.3));
}
.step:last-child::before{display:none}
.step__idx{
  width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--c-surface);border:1px solid var(--c-line);color:var(--c-ink-900);
  font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;position:relative;z-index:1;
}
.step.is-key .step__idx{background:var(--c-brand-900);color:var(--c-accent-500);border-color:var(--c-brand-900)}
.step__body{padding-top:6px}
.step__body h3{margin-bottom:8px;font-size:18px}
.step__body p{font-size:15px;color:var(--c-ink-500)}
.step__meta{display:flex;align-items:center;gap:10px;margin-top:12px;font-size:12px;color:var(--c-ink-300)}
.step__meta .badge{background:rgba(22,115,79,.08);color:var(--c-brand-500);padding:4px 10px;border-radius:var(--r-pill);font-weight:600}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;line-height:1;
  padding:8px 12px;border-radius:var(--r-pill);font-weight:600;
  background:rgba(22,115,79,.08);color:var(--c-brand-500);
}
.badge--warn{background:rgba(217,131,36,.1);color:var(--c-warning)}
.badge--ok{background:rgba(30,142,90,.1);color:var(--c-success)}
.badge--err{background:rgba(198,67,47,.1);color:var(--c-error)}
.badge--accent{background:rgba(199,242,74,.24);color:#3F5B18}

/* ============ 表格 ============ */
.table-wrap{overflow-x:auto;border:1px solid var(--c-line);border-radius:var(--r-card);background:var(--c-surface);box-shadow:var(--sh-1)}
table{width:100%;border-collapse:collapse;min-width:640px}
thead th{
  background:var(--c-brand-900);color:#fff;font-size:13px;font-weight:600;text-align:left;
  padding:16px 20px;white-space:nowrap;
}
tbody td{padding:16px 20px;font-size:14px;color:var(--c-ink-500);border-top:1px solid var(--c-line);vertical-align:top}
tbody tr:nth-child(even){background:var(--c-bg)}
tbody td:first-child{color:var(--c-ink-900);font-weight:600}
tbody td .badge{font-size:11px;padding:5px 10px}

/* ============ 信息条 ============ */
.info-bar{
  display:flex;gap:14px;padding:18px 20px;border-radius:var(--r-card);
  background:rgba(199,242,74,.16);border-left:3px solid var(--c-accent-500);
  font-size:14px;color:var(--c-ink-700);line-height:1.8;
}
.info-bar i{color:var(--c-brand-500);margin-top:5px;flex:0 0 auto}
.info-bar strong{color:var(--c-ink-900)}

/* ============ FAQ ============ */
.faq{display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;transition:border-color var(--tr),box-shadow var(--tr)}
.faq-item:hover{border-color:rgba(22,115,79,.35);box-shadow:var(--sh-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;text-align:left;font-size:16px;font-weight:600;color:var(--c-ink-900);
  transition:color var(--tr);
}
.faq-q:hover{color:var(--c-brand-500)}
.faq-q .ico{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;color:var(--c-brand-500);
  font-size:12px;transition:transform var(--tr),background var(--tr),color var(--tr);
}
.faq-item.is-open .faq-q .ico{transform:rotate(90deg);background:var(--c-accent-500);border-color:var(--c-accent-500);color:var(--c-brand-900)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 220ms cubic-bezier(.2,.7,.3,1)}
.faq-a__inner{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--c-ink-500)}
.faq-a__inner p+p{margin-top:12px}

/* ============ CTA ============ */
.cta-bar{
  background:var(--c-brand-900);border-radius:var(--r-card);padding:48px;
  display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-bar::after{
  content:"";position:absolute;right:-80px;top:-40px;width:280px;height:280px;
  border:2px solid rgba(199,242,74,.12);border-radius:50%;
}
.cta-bar h2{color:#fff;margin-bottom:12px}
.cta-bar h2::after{background:var(--c-accent-500)}
.cta-bar p{color:rgba(255,255,255,.72);font-size:15px}
.cta-bar__actions{display:flex;flex-direction:column;gap:12px;position:relative;z-index:2}
.cta-bar__actions .btn-primary{width:100%}
.cta-note{font-size:12px;color:rgba(255,255,255,.55);text-align:center}

.privacy-note{
  background:var(--c-surface-2);border-top:1px solid var(--c-line);
  padding:18px 0;font-size:13px;color:var(--c-ink-500);
}
.privacy-note__inner{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.privacy-note i{color:var(--c-brand-500)}

/* ============ 弹层 ============ */
.modal{
  position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;padding:24px;
  background:rgba(8,35,26,.56);
}
.modal.is-open{display:flex}
.modal__card{
  width:100%;max-width:540px;background:var(--c-surface);border-radius:16px;
  padding:32px;position:relative;box-shadow:0 24px 60px rgba(8,35,26,.3);
  max-height:92vh;overflow:auto;animation:pop 200ms cubic-bezier(.2,.7,.3,1);
}
@keyframes pop{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.modal__close{position:absolute;top:16px;right:16px;width:36px;height:36px;border-radius:var(--r-btn);border:1px solid var(--c-line);color:var(--c-ink-500);display:flex;align-items:center;justify-content:center}
.modal__close:hover{background:var(--c-surface-2);color:var(--c-ink-900)}
.modal h3{font-size:20px;margin-bottom:8px}
.modal__sub{font-size:13px;color:var(--c-ink-300);margin-bottom:22px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--c-ink-700);margin-bottom:8px}
.field label .req{color:var(--c-signal-500)}
.field input,.field select{
  width:100%;height:48px;padding:0 14px;border:1px solid var(--c-line);border-radius:var(--r-input);
  background:var(--c-surface);color:var(--c-ink-900);outline:none;
  transition:border-color var(--tr),box-shadow var(--tr);
}
.field input::placeholder{color:var(--c-ink-300)}
.field input:focus,.field select:focus{border-color:var(--c-brand-500);box-shadow:0 0 0 4px rgba(199,242,74,.35)}
.field.has-error input,.field.has-error select{border-color:var(--c-error)}
.field__err{display:none;font-size:12px;color:var(--c-error);margin-top:6px}
.field.has-error .field__err{display:block}
.modal__foot{font-size:12px;color:var(--c-ink-300);margin-top:14px;text-align:center;line-height:1.7}
.form-ok{display:none;padding:16px;border-radius:var(--r-card);background:rgba(30,142,90,.1);color:var(--c-success);font-size:14px;margin-bottom:16px}
.form-ok.is-show{display:block}

/* ============ 抽屉 ============ */
.drawer{position:fixed;inset:0;z-index:190;display:none}
.drawer.is-open{display:block}
.drawer__mask{position:absolute;inset:0;background:rgba(8,35,26,.5)}
.drawer__panel{
  position:absolute;right:0;top:0;bottom:0;width:min(320px,86vw);background:var(--c-surface);
  padding:24px;overflow:auto;box-shadow:-12px 0 40px rgba(8,35,26,.2);
}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer__group{margin-bottom:22px}
.drawer__group h4{font-size:12px;color:var(--c-ink-300);letter-spacing:.08em;margin-bottom:10px;font-weight:600}
.drawer__group a{display:flex;align-items:center;justify-content:space-between;min-height:44px;padding:0 12px;border-radius:var(--r-btn);color:var(--c-ink-700);font-size:15px}
.drawer__group a:hover,.drawer__group a.is-active{background:var(--c-surface-2);color:var(--c-brand-500)}
.drawer__group a i{font-size:12px;color:var(--c-ink-300)}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-brand-900);color:rgba(255,255,255,.8);padding:64px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;margin-bottom:14px}
.footer-brand .logo__mark{background:rgba(255,255,255,.08)}
.site-footer p{font-size:14px;line-height:1.9}
.site-footer h3{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.site-footer h3::after{content:"";display:block;width:24px;height:2px;background:var(--c-accent-500);margin-top:10px;border-radius:2px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:rgba(255,255,255,.8);font-size:14px;transition:color var(--tr)}
.footer-links a:hover{color:var(--c-accent-500);text-decoration:underline}
.footer-contact li{font-size:14px;line-height:1.9;color:rgba(255,255,255,.72);margin-bottom:10px}
.footer-contact strong{color:#fff;font-weight:600}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:20px;font-size:12px;color:rgba(255,255,255,.5)}
.footer-bottom p{margin:0}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .container{padding:0 24px}
  .section{padding:64px 0}
  .col-4,.col-5,.col-6,.col-7,.col-8{grid-column:span 6}
  .cta-bar{grid-template-columns:1fr;padding:40px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:1023px){
  .search{display:none}
  .hero-narrow{min-height:300px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:48px 0}
  .brand-bar__inner{height:64px}
  .logo__text{font-size:14px;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .brand-actions .btn-ghost{display:none}
  .brand-actions .btn-primary{padding:0 16px;font-size:14px;height:44px}
  .hamburger{display:inline-flex}
  .channel-bar__inner{gap:24px}
  .hero-narrow{min-height:280px}
  .hero-narrow__inner{padding-top:40px;padding-bottom:40px;text-align:left}
  .hero-narrow::after{display:none}
  .hero-actions .btn{width:100%}
  .grid{gap:16px}
  .col-4,.col-5,.col-6,.col-7,.col-8{grid-column:span 12}
  .card{padding:22px}
  .cta-bar{padding:32px 24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .modal.is-open{align-items:flex-end;padding:0}
  .modal__card{border-radius:16px 16px 0 0;max-width:100%;padding:24px;max-height:88vh}
  .anchor-bar__inner{height:54px}
  .step{grid-template-columns:44px 1fr;gap:14px}
  .step__idx{width:44px;height:44px;font-size:16px}
  .step::before{left:21px;top:44px}
  .faq-q{padding:16px 18px;font-size:15px}
  .faq-a__inner{padding:0 18px 18px;font-size:14px}
}
@media (max-width:479px){
  body{font-size:15px;line-height:1.8}
  .logo__mark{width:32px;height:32px}
  .brand-actions .btn-primary{font-size:13px;padding:0 12px}
  .btn-lg{height:48px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* roulang page: category2 */
:root{
  --c-ink-900:#0C1A15;
  --c-ink-700:#22362E;
  --c-ink-500:#4E6459;
  --c-ink-300:#86988F;
  --c-brand-900:#08231A;
  --c-brand-700:#0E3D2C;
  --c-brand-500:#16734F;
  --c-accent-500:#C7F24A;
  --c-accent-600:#A9D92F;
  --c-signal-500:#FF7A2F;
  --c-line:#E1EAE5;
  --c-bg:#F6F9F7;
  --c-surface:#FFFFFF;
  --c-surface-2:#EDF4F0;
  --c-success:#1E8E5A;
  --c-warning:#D98324;
  --c-error:#C6432F;
  --c-disabled:#B9C6C0;
  --c-disabled-ink:#7C8B85;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-input:10px;
  --r-modal:16px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(8,35,26,.06),0 8px 24px rgba(8,35,26,.06);
  --sh-2:0 12px 32px rgba(8,35,26,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
  --dur:220ms;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink-500);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:var(--c-brand-500);text-decoration:none;transition:color var(--dur) var(--ease)}
a:hover{color:var(--c-brand-700)}
h1,h2,h3,h4{margin:0;color:var(--c-ink-900);font-weight:700;line-height:1.3}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--c-ink-700)}
:focus-visible{outline:2px solid var(--c-brand-500);outline-offset:2px;box-shadow:0 0 0 4px rgba(199,242,74,.35);border-radius:6px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;letter-spacing:-.02em}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--alt{background:var(--c-surface)}
.section--soft{background:var(--c-surface-2)}
.section-title{position:relative;padding-top:16px;font-size:clamp(22px,2.6vw,32px);font-weight:700;color:var(--c-ink-900)}
.section-title::before{content:"";position:absolute;top:0;left:0;width:40px;height:4px;border-radius:2px;background:var(--c-accent-500)}
.section-sub{margin-top:12px;font-size:15px;color:var(--c-ink-500);max-width:720px}
.section-head{margin-bottom:40px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--c-brand-500);text-transform:uppercase}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--c-accent-500);border-radius:2px}

/* ------- 按钮 ------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--r-btn);border:1px solid transparent;background:transparent;font-size:15px;font-weight:700;line-height:1;cursor:pointer;text-decoration:none;transition:background var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.btn--primary{background:var(--c-accent-500);color:var(--c-brand-900)}
.btn--primary:hover{background:var(--c-accent-600);color:var(--c-brand-900);transform:translateY(-1px);box-shadow:0 8px 20px rgba(8,35,26,.16)}
.btn--primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(8,35,26,.22)}
.btn--ghost{border-color:var(--c-brand-500);color:var(--c-brand-500)}
.btn--ghost:hover{background:rgba(22,115,79,.08);color:var(--c-brand-700)}
.btn--light{border-color:rgba(255,255,255,.4);color:#fff}
.btn--light:hover{background:rgba(255,255,255,.12);color:#fff}
.btn--sm{height:40px;padding:0 16px;font-size:14px}
.btn--lg{height:52px;padding:0 28px;font-size:16px}
.btn--block{width:100%}
.btn[disabled],.btn.is-disabled{background:var(--c-surface-2);color:var(--c-disabled-ink);border-color:transparent;cursor:not-allowed;transform:none;box-shadow:none}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--c-brand-500)}
.text-link span{transition:transform var(--dur) var(--ease)}
.text-link:hover span{transform:translateX(4px)}
.text-link--light{color:var(--c-accent-500)}
.text-link--light:hover{color:var(--c-accent-600)}

/* ------- 顶部导航 ------- */
.site-header{position:sticky;top:0;z-index:80;background:#fff}
.brand-bar{background:#fff;border-bottom:1px solid transparent;transition:border-color var(--dur) var(--ease)}
.site-header.is-compact .brand-bar{border-bottom-color:var(--c-line);box-shadow:0 6px 18px rgba(8,35,26,.06)}
.brand-bar__inner{display:flex;align-items:center;gap:24px;height:72px;transition:height var(--dur) var(--ease)}
.site-header.is-compact .brand-bar__inner{height:56px}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;color:var(--c-ink-900);white-space:nowrap}
.logo:hover{color:var(--c-ink-900)}
.logo__mark{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:var(--c-brand-900);color:var(--c-accent-500);font-size:15px;font-weight:800;flex:none}
.logo__text{font-size:15px;letter-spacing:-.01em}
.logo__short{display:none}
.site-search{position:relative;display:flex;flex:1;max-width:320px;margin-left:8px}
.site-search input{width:100%;height:40px;padding:0 46px 0 16px;border:1px solid var(--c-line);border-radius:var(--r-pill);background:var(--c-bg);font-size:14px;transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.site-search input::placeholder{color:var(--c-ink-300)}
.site-search input:focus{outline:none;border-color:var(--c-brand-500);box-shadow:0 0 0 4px rgba(199,242,74,.35)}
.site-search button{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:32px;height:32px;border:0;border-radius:50%;background:transparent;color:var(--c-ink-300);cursor:pointer;display:flex;align-items:center;justify-content:center}
.site-search button:hover{color:var(--c-brand-500);background:rgba(22,115,79,.08)}
.brand-bar__actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:10px;background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.menu-toggle i{display:block;width:18px;height:2px;background:var(--c-ink-900);border-radius:2px;transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease)}
.menu-toggle[aria-expanded="true"] i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] i:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.channel-bar{background:var(--c-brand-900)}
.channel-bar__inner{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none}
.channel-bar__inner::-webkit-scrollbar{display:none}
.channel{position:relative;flex:none;padding:14px 16px;font-size:14px;font-weight:600;color:rgba(255,255,255,.72);white-space:nowrap}
.channel::after{content:"";position:absolute;left:16px;right:16px;bottom:8px;height:1px;background:transparent;transition:background var(--dur) var(--ease)}
.channel:hover{color:#fff}
.channel:hover::after{background:rgba(255,255,255,.35)}
.channel.is-active{color:#fff}
.channel.is-active::after{height:3px;border-radius:2px;background:var(--c-accent-500)}
.chip-bar{background:#fff;border-bottom:1px solid var(--c-line)}
.chip-bar__inner{display:flex;align-items:center;gap:8px;padding-top:10px;padding-bottom:10px;overflow-x:auto;scrollbar-width:none}
.chip-bar__inner::-webkit-scrollbar{display:none}
.chip{flex:none;display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--r-pill);background:var(--c-surface-2);color:var(--c-ink-700);font-size:13px;font-weight:600;transition:background var(--dur) var(--ease),color var(--dur) var(--ease)}
.chip:hover{background:rgba(199,242,74,.5);color:var(--c-brand-900)}
.mobile-drawer{position:fixed;inset:0;z-index:90;background:#fff;padding:24px;transform:translateY(-10px);opacity:0;visibility:hidden;transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease),visibility var(--dur)}
.mobile-drawer.is-open{transform:translateY(0);opacity:1;visibility:visible}
.mobile-drawer h3{font-size:13px;letter-spacing:.06em;color:var(--c-ink-300);margin:24px 0 8px;font-weight:700}
.mobile-drawer a{display:block;padding:14px 0;font-size:16px;font-weight:600;color:var(--c-ink-900);border-bottom:1px solid var(--c-line)}

/* ------- 页面 Hero ------- */
.page-hero{
  position:relative;
  color:#fff;
  background-image:linear-gradient(135deg,rgba(8,35,26,.62),rgba(8,35,26,.86)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
}
.page-hero__inner{position:relative;z-index:2;padding:72px 0 80px;max-width:860px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.7);margin-bottom:24px}
.crumbs a{color:rgba(255,255,255,.7)}
.crumbs a:hover{color:var(--c-accent-500)}
.crumbs .is-current{color:rgba(255,255,255,.9)}
.page-hero h1{color:#fff;font-size:clamp(28px,4.4vw,46px);line-height:1.25;font-weight:800;letter-spacing:-.01em;max-width:820px}
.page-hero__lead{margin-top:16px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.86);max-width:640px}
.page-hero__actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:32px}
.page-hero__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.page-hero__tags a{display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.28);font-size:13px;font-weight:600;color:rgba(255,255,255,.86);transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease),color var(--dur) var(--ease)}
.page-hero__tags a:hover{background:rgba(199,242,74,.16);border-color:rgba(199,242,74,.5);color:#fff}

/* ------- 特性卡网格 ------- */
.feature-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.feature-card{grid-column:span 7;display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.feature-card--narrow{grid-column:span 5}
.feature-card--wide{grid-column:span 7}
.feature-card--dark{background:var(--c-brand-900);border-color:rgba(255,255,255,.12);color:rgba(255,255,255,.82)}
.feature-card--dark:hover{border-color:var(--c-accent-500);box-shadow:0 16px 36px rgba(8,35,26,.3)}
.feature-card__media{aspect-ratio:4/3;overflow:hidden;background:var(--c-surface-2)}
.feature-card__media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform 240ms var(--ease)}
.feature-card:hover .feature-card__media img{transform:scale(1.03)}
.feature-card__body{padding:24px 28px 28px;display:flex;flex-direction:column;gap:12px;flex:1}
.feature-card__index{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--c-signal-500)}
.feature-card--dark .feature-card__index{color:var(--c-accent-500)}
.feature-card h3{font-size:19px;line-height:1.45;font-weight:600}
.feature-card--dark h3{color:#fff}
.feature-card p{font-size:15px;line-height:1.85}
.feature-card--dark p{color:rgba(255,255,255,.78)}
.feature-card .text-link{margin-top:auto;padding-top:4px}
.point-list{display:grid;gap:8px;margin-top:4px}
.point-list li{position:relative;padding-left:20px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.82)}
.point-list li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;background:var(--c-accent-500)}

/* ------- 对照表 ------- */
.table-wrap{overflow-x:auto;border:1px solid var(--c-line);border-radius:var(--r-card);background:var(--c-surface)}
table.compare{width:100%;min-width:720px;border-collapse:collapse;font-size:14px}
table.compare caption{text-align:left;padding:16px 20px 0;font-size:13px;color:var(--c-ink-300)}
table.compare th,table.compare td{padding:14px 20px;text-align:left;vertical-align:top;border-bottom:1px solid var(--c-line)}
table.compare thead th{background:var(--c-brand-900);color:#fff;font-size:13px;font-weight:700;white-space:nowrap;border-bottom:0}
table.compare tbody tr:nth-child(even){background:var(--c-bg)}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare td strong{color:var(--c-ink-900);font-weight:700}

/* ------- 流程 ------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
.step{position:relative;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:28px 24px;transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-1)}
.step__no{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:10px;background:var(--c-surface-2);color:var(--c-brand-500);font-size:16px;font-weight:800;margin-bottom:16px}
.step:hover .step__no{background:var(--c-accent-500);color:var(--c-brand-900)}
.step h3{font-size:17px;font-weight:600;margin-bottom:8px}
.step p{font-size:14px;line-height:1.8}

/* ------- 数据条 ------- */
.stats{background:var(--c-brand-900);color:#fff;padding:56px 0}
.stats__inner{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:0 28px;border-left:1px solid rgba(255,255,255,.12)}
.stat:first-child{border-left:0;padding-left:0}
.stat__num{font-size:clamp(32px,3.4vw,44px);font-weight:800;color:var(--c-accent-500);letter-spacing:-.02em;line-height:1.1}
.stat__bar{width:28px;height:2px;background:var(--c-accent-500);border-radius:2px;margin:12px 0}
.stat__label{font-size:14px;font-weight:600;color:#fff}
.stat__note{margin-top:6px;font-size:12px;line-height:1.7;color:rgba(255,255,255,.62)}

/* ------- FAQ ------- */
.faq-list{display:grid;gap:16px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.faq-item.is-open{border-color:rgba(22,115,79,.4);box-shadow:var(--sh-1)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;background:none;border:0;text-align:left;font-size:16px;font-weight:600;color:var(--c-ink-900);cursor:pointer}
.faq-q:hover{color:var(--c-brand-500)}
.faq-icon{position:relative;flex:none;width:22px;height:22px;border-radius:50%;background:var(--c-surface-2)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--c-brand-500);border-radius:2px;transform:translate(-50%,-50%);transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease)}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px}
.faq-item.is-open .faq-icon{background:var(--c-accent-500)}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height 220ms var(--ease)}
.faq-item.is-open .faq-a{max-height:420px}
.faq-a__inner{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--c-ink-500)}
.faq-a__inner ul{margin-top:8px;display:grid;gap:6px}
.faq-a__inner li{position:relative;padding-left:18px}
.faq-a__inner li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:2px;background:var(--c-accent-500)}

/* ------- 底部 CTA ------- */
.cta-band{background:var(--c-brand-900);color:#fff;padding:72px 0}
.cta-band__inner{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px)}
.cta-band p{margin-top:14px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.78);max-width:560px}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:flex-end}
.privacy-note{background:var(--c-surface-2);padding:20px 0;font-size:13px;color:var(--c-ink-500)}
.privacy-note__inner{display:flex;flex-wrap:wrap;gap:8px;align-items:center}

/* ------- 页脚 ------- */
.site-footer{background:var(--c-brand-900);color:rgba(255,255,255,.8);padding:64px 0 28px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:4fr 2fr 3fr 3fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:15px;margin-bottom:16px}
.footer-brand .logo__mark{background:rgba(255,255,255,.1);color:var(--c-accent-500)}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72)}
.site-footer h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{display:grid;gap:10px}
.footer-links a{color:rgba(255,255,255,.8);font-size:14px}
.footer-links a:hover{color:var(--c-accent-500);text-decoration:underline}
.footer-contact{display:grid;gap:10px;font-size:14px;color:rgba(255,255,255,.72)}
.footer-contact strong{color:rgba(255,255,255,.92);font-weight:600}
.footer-bottom{margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.6)}

/* ------- 表单弹层 ------- */
.modal{position:fixed;inset:0;z-index:120;display:none}
.modal.is-open{display:flex;align-items:center;justify-content:center;padding:24px}
.modal__mask{position:absolute;inset:0;background:rgba(8,35,26,.56)}
.modal__card{position:relative;width:min(540px,100%);background:#fff;border-radius:var(--r-modal);padding:32px;box-shadow:var(--sh-2);max-height:90vh;overflow-y:auto}
.modal__close{position:absolute;right:16px;top:16px;width:36px;height:36px;border:0;border-radius:50%;background:var(--c-surface-2);color:var(--c-ink-700);font-size:18px;line-height:1;cursor:pointer}
.modal__close:hover{background:var(--c-line)}
.modal h2{font-size:22px;margin-bottom:8px}
.modal__desc{font-size:14px;color:var(--c-ink-500);margin-bottom:24px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--c-ink-700);margin-bottom:6px}
.field .req{color:var(--c-signal-500)}
.field input,.field select{width:100%;height:48px;padding:0 14px;border:1px solid var(--c-line);border-radius:var(--r-input);background:#fff;transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.field input::placeholder{color:var(--c-ink-300)}
.field input:focus,.field select:focus{outline:none;border-color:var(--c-brand-500);box-shadow:0 0 0 4px rgba(199,242,74,.35)}
.field.has-error input,.field.has-error select{border-color:var(--c-error)}
.field__error{display:none;margin-top:6px;font-size:12px;color:var(--c-error)}
.field.has-error .field__error{display:block}
.modal__privacy{margin-top:16px;font-size:12px;color:var(--c-ink-300);line-height:1.7}
.modal__privacy a{color:var(--c-brand-500)}
.form-success{display:none;margin-top:16px;padding:12px 16px;border-radius:10px;background:rgba(30,142,90,.1);color:var(--c-success);font-size:13px}

/* ------- 响应式 ------- */
@media (max-width:1199px){
  .container{padding:0 24px}
  .section{padding:72px 0}
  .footer-grid{grid-template-columns:3fr 2fr 3fr}
  .footer-grid>div:last-child{grid-column:1 / -1}
}
@media (max-width:1023px){
  .site-search{display:none}
  .menu-toggle{display:inline-flex}
  .brand-bar__actions .btn--ghost{display:none}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .feature-card,.feature-card--narrow,.feature-card--wide{grid-column:span 1}
  .steps{grid-template-columns:repeat(2,1fr)}
  .stats__inner{grid-template-columns:repeat(2,1fr);gap:32px 0}
  .stat:nth-child(3){border-left:0;padding-left:0}
  .cta-band__inner{grid-template-columns:1fr;gap:24px}
  .cta-band__actions{justify-content:flex-start}
}
@media (max-width:767px){
  body{font-size:15px;line-height:1.8}
  .container{padding:0 16px}
  .section{padding:48px 0}
  .section-head{margin-bottom:24px}
  .page-hero__inner{padding:48px 0 56px}
  .page-hero__lead{font-size:15px}
  .page-hero__actions .btn{width:100%}
  .feature-grid{grid-template-columns:1fr;gap:16px}
  .steps{grid-template-columns:1fr;gap:16px}
  .stats__inner{grid-template-columns:1fr;gap:24px}
  .stat{border-left:0;padding:0}
  .stat+.stat{border-top:1px solid rgba(255,255,255,.12);padding-top:20px}
  .footer-grid{grid-template-columns:1fr}
  .footer-grid>div:last-child{grid-column:auto}
  .logo__full{display:none}
  .logo__short{display:inline}
  .modal.is-open{align-items:flex-end;padding:0}
  .modal__card{width:100%;border-radius:16px 16px 0 0;max-height:88vh;padding:24px}
}
@media (max-width:479px){
  .brand-bar__actions .btn--primary{padding:0 12px;font-size:13px}
  .logo__text{font-size:13px}
  .stat__num{font-size:32px}
  .faq-q{padding:16px 18px;font-size:15px}
  .faq-a__inner{padding:0 18px 18px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: category3 */
:root{
  --c-ink-900:#0C1A15;
  --c-ink-700:#22362E;
  --c-ink-500:#4E6459;
  --c-ink-300:#86988F;
  --c-brand-900:#08231A;
  --c-brand-700:#0E3D2C;
  --c-brand-500:#16734F;
  --c-accent-500:#C7F24A;
  --c-accent-600:#A9D92F;
  --c-signal-500:#FF7A2F;
  --c-line:#E1EAE5;
  --c-bg:#F6F9F7;
  --c-surface:#FFFFFF;
  --c-surface-2:#EDF4F0;
  --c-success:#1E8E5A;
  --c-warn:#D98324;
  --c-error:#C6432F;
  --c-disabled:#B9C6C0;
  --c-disabled-ink:#7C8B85;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-input:10px;
  --r-pill:999px;
  --r-modal:16px;
  --shadow-1:0 1px 2px rgba(8,35,26,.06),0 8px 24px rgba(8,35,26,.06);
  --shadow-2:0 12px 32px rgba(8,35,26,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sp-1:8px;
  --sp-2:16px;
  --sp-3:24px;
  --sp-4:32px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink-500);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:var(--c-brand-500);text-decoration:none;transition:color 200ms var(--ease)}
a:hover{color:var(--c-brand-700)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;color:var(--c-ink-900);font-weight:700}
h1{font-size:clamp(28px,4.4vw,46px);line-height:1.25;font-weight:800;letter-spacing:-.01em}
h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3}
h3{font-size:19px;line-height:1.45;font-weight:600}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.num{font-family:"Barlow Semi Condensed",Inter,-apple-system,sans-serif;font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:-.02em}
:focus-visible{outline:2px solid var(--c-brand-500);outline-offset:2px;box-shadow:0 0 0 4px rgba(199,242,74,.35);border-radius:6px}
.container{max-width:1200px;margin:0 auto;padding:0 var(--sp-4)}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--alt{background:var(--c-surface-2)}
.section-head{max-width:760px;margin-bottom:var(--sp-4)}
.section-head h2{position:relative;padding-top:18px}
.section-head h2::before{content:"";position:absolute;top:0;left:0;width:40px;height:4px;border-radius:2px;background:var(--c-accent-500)}
.section-head p{margin-top:12px;color:var(--c-ink-500)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:background-color 200ms var(--ease),color 200ms var(--ease),transform 200ms var(--ease),box-shadow 200ms var(--ease),border-color 200ms var(--ease);
}
.btn i{font-size:13px}
.btn--primary{background:var(--c-accent-500);color:var(--c-brand-900)}
.btn--primary:hover{background:var(--c-accent-600);color:var(--c-brand-900);transform:translateY(-1px);box-shadow:0 10px 24px rgba(8,35,26,.16)}
.btn--primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(8,35,26,.18)}
.btn--outline{border-color:var(--c-brand-500);color:var(--c-brand-500);background:transparent}
.btn--outline:hover{background:rgba(22,115,79,.08);color:var(--c-brand-700);border-color:var(--c-brand-700)}
.btn--dark{background:var(--c-brand-900);color:#fff}
.btn--dark:hover{background:var(--c-brand-700);color:#fff;transform:translateY(-1px)}
.btn--ghost{border-color:var(--c-line);color:var(--c-ink-700);background:var(--c-surface)}
.btn--ghost:hover{border-color:var(--c-brand-500);color:var(--c-brand-500)}
.btn--sm{height:40px;padding:0 16px;font-size:14px}
.btn--block{width:100%}
.btn[disabled],.btn.is-disabled{background:var(--c-surface-2);color:var(--c-ink-300);border-color:var(--c-line);cursor:not-allowed;transform:none;box-shadow:none}
.link-cta{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--c-brand-500)}
.link-cta i{font-size:12px;transition:transform 200ms var(--ease)}
.link-cta:hover i{transform:translateX(4px)}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:80;background:var(--c-surface);transition:box-shadow 220ms var(--ease)}
.site-header.is-compact{box-shadow:0 1px 0 var(--c-line),0 8px 20px rgba(8,35,26,.06)}
.brand-bar__inner{display:flex;align-items:center;gap:var(--sp-3);height:72px;transition:height 220ms var(--ease)}
.site-header.is-compact .brand-bar__inner{height:56px}
.logo{display:flex;align-items:center;gap:10px;color:var(--c-ink-900);font-weight:800;font-size:16px;letter-spacing:-.01em;white-space:nowrap}
.logo:hover{color:var(--c-ink-900)}
.logo__mark{
  width:36px;height:36px;border-radius:10px;background:var(--c-brand-900);color:var(--c-accent-500);
  display:grid;place-items:center;font-size:14px;letter-spacing:0;flex:0 0 auto;
}
.logo__text{display:inline-block}
.search{
  flex:1 1 auto;max-width:360px;display:flex;align-items:center;gap:10px;
  height:42px;padding:0 14px;border:1px solid var(--c-line);border-radius:var(--r-input);
  background:var(--c-bg);color:var(--c-ink-300);transition:border-color 200ms var(--ease),background-color 200ms var(--ease);
}
.search:focus-within{border-color:var(--c-brand-500);background:var(--c-surface)}
.search input{flex:1;border:0;background:transparent;outline:none;font-size:14px;color:var(--c-ink-700);min-width:0}
.search input::placeholder{color:var(--c-ink-300)}
.brand-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:var(--r-btn);
  background:var(--c-surface);color:var(--c-ink-700);cursor:pointer;
}
.nav-toggle:hover{border-color:var(--c-brand-500);color:var(--c-brand-500)}

.channel-bar{background:var(--c-brand-900)}
.channel-bar__inner{display:flex;align-items:center;gap:var(--sp-4);overflow-x:auto;scrollbar-width:none}
.channel-bar__inner::-webkit-scrollbar{display:none}
.channel{
  position:relative;padding:16px 2px;font-size:15px;color:rgba(255,255,255,.72);
  white-space:nowrap;transition:color 200ms var(--ease);
}
.channel::after{
  content:"";position:absolute;left:0;right:0;bottom:10px;height:1px;
  background:rgba(255,255,255,.5);transform:scaleX(0);transform-origin:left;transition:transform 200ms var(--ease);
}
.channel:hover{color:#fff}
.channel:hover::after{transform:scaleX(1)}
.channel.is-active{color:#fff}
.channel.is-active::after{height:3px;border-radius:2px;background:var(--c-accent-500);transform:scaleX(1)}

.chips-bar{background:var(--c-surface);border-bottom:1px solid var(--c-line)}
.chips-bar__inner{display:flex;align-items:center;gap:8px;padding-top:10px;padding-bottom:10px;overflow-x:auto;scrollbar-width:none}
.chips-bar__inner::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;border-radius:var(--r-pill);background:var(--c-surface-2);
  color:var(--c-ink-700);font-size:13px;border:1px solid transparent;
  transition:background-color 200ms var(--ease),color 200ms var(--ease),border-color 200ms var(--ease);
}
.chip:hover{background:rgba(199,242,74,.35);color:var(--c-ink-900);border-color:rgba(22,115,79,.2)}
.chip.is-active{background:var(--c-brand-900);color:var(--c-accent-500)}

/* 移动抽屉 */
.mobile-drawer{position:fixed;inset:0;z-index:120;background:var(--c-surface);display:none;flex-direction:column}
.mobile-drawer.is-open{display:flex}
.mobile-drawer__head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--c-line)}
.mobile-drawer__body{padding:20px;overflow-y:auto}
.mobile-drawer__group{margin-bottom:var(--sp-4)}
.mobile-drawer__group h3{font-size:13px;color:var(--c-ink-300);font-weight:600;letter-spacing:.06em;margin-bottom:10px}
.mobile-drawer__link{display:block;padding:14px 4px;border-bottom:1px solid var(--c-line);color:var(--c-ink-700);font-size:16px}
.mobile-drawer__link.is-active{color:var(--c-brand-500);font-weight:600}
.mobile-drawer__close{width:44px;height:44px;border:1px solid var(--c-line);border-radius:var(--r-btn);background:var(--c-surface);cursor:pointer;color:var(--c-ink-700)}

/* ---------- 面包屑 ---------- */
.breadcrumb-wrap{padding-top:20px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-300);flex-wrap:wrap}
.breadcrumb a{color:var(--c-ink-500)}
.breadcrumb a:hover{color:var(--c-brand-500)}
.breadcrumb .sep{color:var(--c-ink-300)}
.breadcrumb .current{color:var(--c-ink-300)}

/* ---------- 页面 Banner ---------- */
.page-hero{
  position:relative;margin-top:20px;border-radius:18px;overflow:hidden;
  background-color:var(--c-brand-900);
  background-image:linear-gradient(135deg,rgba(8,35,26,.62),rgba(8,35,26,.88)),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  min-height:288px;display:flex;align-items:center;
}
.page-hero__inner{position:relative;z-index:2;padding:56px 0;max-width:760px}
.pill-tag{
  display:inline-block;padding:6px 16px;border-radius:var(--r-pill);
  background:rgba(199,242,74,.16);border:1px solid rgba(199,242,74,.4);
  color:var(--c-accent-500);font-size:12px;letter-spacing:.04em;
}
.page-hero h1{color:#fff;margin-top:var(--sp-3)}
.page-hero__lead{color:rgba(255,255,255,.82);font-size:17px;margin-top:var(--sp-2);max-width:600px}
.page-hero__meta{display:flex;flex-wrap:wrap;gap:var(--sp-3);margin-top:var(--sp-3)}
.page-hero__meta span{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.7)}
.page-hero__meta i{color:var(--c-accent-500);font-size:13px}

/* ---------- 快捷定位 ---------- */
.quick-grid{display:grid;grid-template-columns:5fr 4fr 3fr;gap:var(--sp-3);align-items:stretch}
.q-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:var(--sp-3);box-shadow:var(--shadow-1);display:flex;flex-direction:column;gap:12px;
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.q-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(22,115,79,.24)}
.q-card__icon{
  width:44px;height:44px;border-radius:12px;background:var(--c-surface-2);color:var(--c-brand-500);
  display:grid;place-items:center;font-size:17px;transition:background-color 200ms var(--ease),color 200ms var(--ease);
}
.q-card:hover .q-card__icon{background:var(--c-accent-500);color:var(--c-brand-900)}
.q-card h3{font-size:18px}
.q-card p{font-size:14px;line-height:1.75;color:var(--c-ink-500)}
.q-card .link-cta{margin-top:auto;font-size:14px}
.q-card--dark{background:var(--c-brand-900);border-color:rgba(255,255,255,.12);color:rgba(255,255,255,.8)}
.q-card--dark h3{color:#fff}
.q-card--dark p{color:rgba(255,255,255,.72)}
.q-card--dark .q-card__icon{background:rgba(199,242,74,.14);color:var(--c-accent-500)}
.q-card--dark:hover{border-color:rgba(199,242,74,.5)}
.q-card--dark .link-cta{color:var(--c-accent-500)}

/* ---------- 分组说明 ---------- */
.split-7-5{display:grid;grid-template-columns:7fr 5fr;gap:var(--sp-4);align-items:start}
.prose{max-width:760px}
.prose h2 + p{margin-top:var(--sp-2)}
.prose h3{position:relative;padding-left:16px;margin-top:var(--sp-4);color:var(--c-ink-900)}
.prose h3::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--c-accent-500)}
.prose p{margin-top:12px}
.prose ul{margin-top:12px;display:grid;gap:10px}
.prose li{position:relative;padding-left:22px;font-size:15px;line-height:1.8}
.prose li::before{content:"";position:absolute;left:4px;top:12px;width:6px;height:6px;border-radius:50%;background:var(--c-brand-500)}
.note{
  margin-top:var(--sp-3);padding:16px 20px;border-radius:12px;border-left:3px solid var(--c-brand-500);
  background:rgba(199,242,74,.18);color:var(--c-ink-700);font-size:15px;
}
.note strong{color:var(--c-ink-900)}

.aside-stack{display:grid;gap:var(--sp-3)}
.panel{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:var(--sp-3);box-shadow:var(--shadow-1);
}
.panel h3{font-size:17px;margin-bottom:12px}
.panel__img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-img);margin-bottom:var(--sp-2)}
.step-list{display:grid;gap:14px}
.step-list li{display:flex;gap:12px;align-items:flex-start}
.step-list .idx{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--c-brand-900);color:var(--c-accent-500);
  display:grid;place-items:center;font-size:13px;line-height:1;margin-top:3px;
}
.step-list .txt{font-size:14px;line-height:1.7;color:var(--c-ink-500)}
.step-list .txt strong{display:block;color:var(--c-ink-900);font-size:15px;margin-bottom:2px}
.mini-list{display:grid;gap:0}
.mini-list li{
  padding:12px 4px;border-bottom:1px solid var(--c-line);font-size:14px;color:var(--c-ink-500);
  display:flex;gap:10px;align-items:flex-start;
}
.mini-list li:last-child{border-bottom:0}
.mini-list i{color:var(--c-brand-500);font-size:13px;margin-top:5px}
.stat-row{display:flex;gap:var(--sp-3);margin-top:var(--sp-2)}
.stat-row .stat{flex:1}
.stat-row .stat .v{font-size:28px;color:var(--c-brand-500);line-height:1.1}
.stat-row .stat .l{font-size:12px;color:var(--c-ink-300);margin-top:4px}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--shadow-1);transition:border-color 200ms var(--ease)}
.faq-item.is-open{border-color:rgba(22,115,79,.3)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px var(--sp-3);background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--c-ink-900);line-height:1.6;
}
.faq-q:hover{color:var(--c-brand-500)}
.faq-q i{color:var(--c-brand-500);font-size:14px;transition:transform 220ms var(--ease);flex:0 0 auto}
.faq-item.is-open .faq-q i{transform:rotate(90deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 220ms var(--ease)}
.faq-item.is-open .faq-a{max-height:460px}
.faq-a__inner{padding:0 var(--sp-3) 20px;font-size:15px;line-height:1.85;color:var(--c-ink-500);max-width:720px}

/* ---------- 联系入口 / CTA ---------- */
.contact-card{
  background:var(--c-brand-900);border-radius:18px;padding:48px;color:rgba(255,255,255,.8);
  display:grid;grid-template-columns:8fr 4fr;gap:var(--sp-4);align-items:center;position:relative;overflow:hidden;
}
.contact-card::after{
  content:"";position:absolute;right:-80px;bottom:-90px;width:320px;height:320px;border-radius:50%;
  border:1px solid rgba(199,242,74,.14);
}
.contact-card h2{color:#fff}
.contact-card p{margin-top:12px;max-width:560px;color:rgba(255,255,255,.74)}
.contact-card__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:var(--sp-3)}
.contact-card .btn--outline{border-color:rgba(255,255,255,.4);color:#fff}
.contact-card .btn--outline:hover{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.7)}
.contact-points{position:relative;z-index:2;display:grid;gap:14px}
.contact-points li{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,.76)}
.contact-points i{color:var(--c-accent-500);font-size:14px;margin-top:5px}

/* ---------- 隐私条 ---------- */
.privacy-bar{background:var(--c-surface-2);border-top:1px solid var(--c-line);padding:20px 0}
.privacy-bar p{font-size:13px;color:var(--c-ink-500);line-height:1.8}
.privacy-bar a{font-weight:600}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-brand-900);color:rgba(255,255,255,.8);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:var(--sp-4)}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;margin-bottom:16px}
.site-footer h3{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.site-footer p{font-size:14px;color:rgba(255,255,255,.66);line-height:1.8;max-width:320px}
.footer-links{display:grid;gap:12px}
.footer-links a{color:rgba(255,255,255,.76);font-size:14px;display:inline-block;transition:color 200ms var(--ease)}
.footer-links a:hover{color:var(--c-accent-500);text-decoration:underline}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:12px;line-height:1.75}
.footer-contact strong{color:#fff;font-weight:600}
.footer-bottom{
  margin-top:var(--sp-4);padding-top:var(--sp-3);border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.56);max-width:none}

/* ---------- 弹层表单 ---------- */
.modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:20px}
.modal__mask{position:absolute;inset:0;background:rgba(8,35,26,.56)}
.modal__card{
  position:relative;z-index:2;width:100%;max-width:520px;background:var(--c-surface);
  border-radius:var(--r-modal);padding:var(--sp-4);box-shadow:0 24px 64px rgba(8,35,26,.28);
  max-height:90vh;overflow-y:auto;
}
.modal__close{
  position:absolute;top:16px;right:16px;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-ink-500);cursor:pointer;
}
.modal__close:hover{border-color:var(--c-brand-500);color:var(--c-brand-500)}
.modal__card h2{font-size:22px;padding-right:48px}
.modal__sub{font-size:14px;margin-top:8px;color:var(--c-ink-500)}
.form{display:grid;gap:16px;margin-top:var(--sp-3)}
.field{display:grid;gap:8px}
.field label{font-size:13px;font-weight:600;color:var(--c-ink-700)}
.field .req{color:var(--c-signal-500)}
.field input,.field select{
  height:48px;padding:0 14px;border:1px solid var(--c-line);border-radius:var(--r-input);
  background:var(--c-surface);color:var(--c-ink-700);outline:none;
  transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease);
}
.field input::placeholder{color:var(--c-ink-300)}
.field input:focus,.field select:focus{border-color:var(--c-brand-500);box-shadow:0 0 0 4px rgba(199,242,74,.35)}
.field.has-error input,.field.has-error select{border-color:var(--c-error)}
.field__err{font-size:12px;color:var(--c-error);display:none}
.field.has-error .field__err{display:block}
.modal__privacy{font-size:12px;color:var(--c-ink-300);margin-top:16px;line-height:1.7}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .quick-grid{grid-template-columns:5fr 5fr}
  .quick-grid .q-card:last-child{grid-column:1 / -1}
  .split-7-5{grid-template-columns:1fr;gap:var(--sp-3)}
  .contact-card{grid-template-columns:1fr;padding:40px}
}
@media (max-width:1023px){
  .container{padding:0 var(--sp-3)}
  .section{padding:64px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:var(--sp-3)}
  .search{display:none}
}
@media (max-width:767px){
  .container{padding:0 var(--sp-2)}
  .section{padding:48px 0}
  .brand-actions .btn{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .channel-bar__inner{gap:20px}
  .quick-grid{grid-template-columns:1fr}
  .page-hero{border-radius:14px;min-height:0}
  .page-hero__inner{padding:40px 0}
  .page-hero__lead{font-size:15px}
  .contact-card{padding:32px 24px;border-radius:14px}
  .faq-q{padding:16px 20px;font-size:15px}
  .faq-a__inner{padding:0 20px 18px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .modal{align-items:flex-end;padding:0}
  .modal__card{max-width:100%;border-radius:16px 16px 0 0;padding:24px 20px 28px}
  .contact-card__actions .btn{width:100%}
}
@media (max-width:479px){
  body{font-size:15px}
  h1{font-size:27px}
  .prose li{font-size:14px}
  .stat-row{flex-wrap:wrap}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}