:root{
  --ink:#14110F;
  --ink-soft:#4A4440;
  --paper:#FFFDF5;
  --paper-2:#FFF7E0;
  --lemon:#FFE600;
  --lemon-deep:#F2D400;
  --red:#D81C1C;
  --red-deep:#CC1A1A;
  --line:#E4DDC9;
  --line-field:#9A8E72;
  --radius:18px;
  --shadow:0 18px 40px -22px rgba(20,17,15,.45);
  --max:1140px;
  --gutter:clamp(1rem,4vw,2.5rem);
  --pad-y:clamp(2.4rem,7vw,4.5rem);
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*{box-sizing:border-box}
.nw{white-space:nowrap}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
.noscript-note{
  margin:0;padding:.7rem var(--gutter);background:var(--lemon);color:var(--ink);
  font-size:.88rem;font-weight:700;border-bottom:2px solid var(--ink);
}
.skip{
  position:absolute;left:.6rem;top:-4rem;z-index:60;
  background:var(--ink);color:#fff;padding:.6rem .95rem;border-radius:10px;
  font-size:.9rem;font-weight:700;transition:top .15s;
}
.skip:focus{top:.6rem}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);line-height:1.62;
  padding-bottom:76px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.16}
p{margin:0}
button{font:inherit;color:inherit}
fieldset{border:0;margin:0;padding:0}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.4em;
  padding:.72rem 1.25rem;border-radius:999px;border:2px solid var(--ink);
  font-weight:700;font-size:1rem;cursor:pointer;transition:transform .12s,box-shadow .12s;
  background:transparent;white-space:nowrap;min-height:44px;
}
.btn:active{transform:translateY(1px)}
.btn-solid{background:var(--lemon);box-shadow:4px 4px 0 var(--ink)}
.btn-solid:hover{box-shadow:6px 6px 0 var(--ink)}
.btn-ghost{border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink)}
.btn-lg{padding:.95rem 1.6rem;font-size:1.08rem}
.btn-block{width:100%;padding:1rem;font-size:1.06rem}

/* ---------- topbar ---------- */
.topbar{
  position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:.8rem;
  padding:.7rem var(--gutter);
  background:rgba(255,253,245,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:.55rem;min-width:0;flex:1}
.brand-mark{display:flex;flex-direction:column;align-items:center;gap:.1rem;flex:none}
.brand-mark img{height:36px;width:auto;display:block}
.brand-mark small{display:none;font-size:.62rem;line-height:1.1;color:var(--ink-soft);white-space:nowrap}
.brand-text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.brand-text strong{font-size:.95rem;letter-spacing:-.01em;white-space:nowrap}
.brand-text small{display:none}
.topnav{display:none;gap:1.4rem;font-size:.92rem;font-weight:600;color:var(--ink-soft)}
.topnav a:hover{color:var(--ink)}
.btn-top{margin-left:auto;font-size:.92rem;padding:.62rem 1rem;flex:none}

/* ---------- hero ---------- */
.hero{
  padding:clamp(1.1rem,4vw,5rem) 0 clamp(1.8rem,6vw,5rem);
  background:linear-gradient(180deg,var(--paper) 0%,var(--paper-2) 100%);
  position:relative;overflow:hidden;
}
.hero-wrap{
  max-width:var(--max);margin:0 auto;padding:0 var(--gutter);
  display:grid;gap:1.15rem;align-items:start;
}
.hero-inner{max-width:660px;position:relative;z-index:3;min-width:0}
.eyebrow{display:flex;flex-wrap:wrap;align-items:center;gap:.55rem;font-size:.86rem;font-weight:600;color:var(--ink-soft);margin-bottom:.7rem}
.tag{background:var(--red);color:#fff;padding:.2rem .6rem;border-radius:6px;font-size:.82rem;font-weight:800;letter-spacing:.04em}
.hero h1{font-size:clamp(1.9rem,8.6vw,3.5rem)}
.hero h1 em{
  font-style:normal;white-space:nowrap;
  background:linear-gradient(180deg,transparent 58%,var(--lemon) 58%);
  padding:0 .06em;
}
.lede{margin-top:.8rem;font-size:clamp(.98rem,2.6vw,1.12rem);color:var(--ink-soft)}

/* 结论前置块：给 AI 抓取与首屏快速判断用的一句话实体说明 */
.hero-facts{
  margin-top:.7rem;background:#fff;border:1px solid var(--line);border-left:5px solid var(--red);
  border-radius:10px;padding:.7rem .85rem;
  font-size:.92rem;line-height:1.62;color:var(--ink-soft);max-width:56ch;
}
.hero-facts b{color:var(--ink)}
@media (max-width:480px){
  .hero-facts{padding:.6rem .7rem;font-size:.85rem;line-height:1.55}
}

.price-hero{
  margin-top:.95rem;background:#fff;border:2px solid var(--ink);border-radius:var(--radius);
  padding:.75rem 1rem;box-shadow:5px 5px 0 var(--lemon);max-width:460px;
}
.ph-num{font-size:1.35rem;font-weight:800;line-height:1.25}
.ph-num b{font-size:1.9rem;color:var(--red);letter-spacing:-.03em}
.ph-note{font-size:.85rem;color:var(--ink-soft);margin-top:.2rem}

.hero-cta{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1rem}

.hero-wechat{
  margin-top:.7rem;display:flex;gap:.7rem;align-items:center;flex-wrap:nowrap;
  background:var(--ink);color:#fff;border-radius:14px;padding:.55rem .7rem;max-width:460px;
}
.hw-qr,.direct-qr{
  width:84px;flex:none;border-radius:10px;border:3px solid var(--lemon);
  background:#fff;color:var(--ink-soft);display:grid;place-items:center;
  font-size:.82rem;text-align:center;line-height:1.4;overflow:hidden;
}
.hw-qr img,.direct-qr img{width:100%;height:auto;display:block}
.hw-qr:has(img[src=""]),.direct-qr:has(img[src=""]){
  aspect-ratio:950/995;border-style:dashed;border-color:#6B6156;background:#17130F;color:#8D857D;
}
.hw-qr.is-missing,.direct-qr.is-missing{
  aspect-ratio:950/995;border-style:dashed;border-color:#6B6156;background:#17130F;color:#8D857D;
}
.direct-qr{width:150px;border-color:var(--lemon)}
.hw-text{display:grid;gap:.15rem;min-width:0}
.hw-title{font-size:.82rem;color:#CFC8C0}
.hw-id,.hw-tel{
  justify-self:start;background:none;border:0;padding:.35rem 0;cursor:pointer;text-align:left;
  min-height:44px;font-size:1rem;font-weight:800;color:#fff;
  display:flex;gap:.35rem;align-items:center;flex-wrap:wrap;
}
.hw-hint{font-size:.82rem;color:#CFC8C0;margin-top:.15rem;max-width:30ch}
.is-wechat .hw-hint{display:none}
.hw-id span,.hw-tel span{font-size:.82rem;font-weight:700;color:var(--lemon)}
.hw-tel{font-size:.95rem;font-weight:700}
.hw-tel b{font-size:.95rem;font-weight:800;color:#fff}
.hw-tel b,.hw-id b{overflow-wrap:anywhere}
.hw-id b.is-empty,.hw-tel b.is-empty{color:#8D857D;font-weight:600;font-size:.88rem}

.hero-notes{list-style:none;margin:.9rem 0 0;padding:0;display:flex;flex-wrap:wrap;gap:.5rem 1.1rem;font-size:.86rem;color:var(--ink-soft)}
.hero-notes li{position:relative;padding-left:1.05rem}
.hero-notes li::before{content:"";position:absolute;left:0;top:.6em;width:.5rem;height:.5rem;background:var(--red);border-radius:2px;transform:rotate(45deg)}

.hero-poster{display:none;position:relative}
.poster-card{
  position:relative;z-index:2;background:var(--ink);color:#fff;
  border-radius:20px;padding:.7rem;max-width:300px;
  box-shadow:var(--shadow);border:2px solid var(--ink);
}
.poster-card img{border-radius:12px;aspect-ratio:640/1387;object-fit:cover;object-position:top;width:100%;background:#fff}
.poster-cap{font-size:.82rem;color:#CFC8C0;padding:.6rem .2rem .2rem}
.poster-slant{
  position:absolute;inset:auto 0 -40px 0;height:220px;background:var(--lemon);
  transform:skewY(-6deg);opacity:.5;z-index:1;
}

/* ---------- strip ---------- */
.strip{background:var(--ink);color:var(--lemon);padding:1.4rem var(--gutter)}
.strip-inner{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
.strip-line{font-size:clamp(1.05rem,3.4vw,1.5rem);font-weight:700;line-height:1.5}
.strip-line strong{color:#fff}

/* ---------- sections ---------- */
section[id]{scroll-margin-top:84px}
#direct{scroll-margin-top:84px}
.section-head{max-width:var(--max);margin:0 auto 2rem;padding:0 var(--gutter)}
.kicker{font-size:.82rem;font-weight:800;letter-spacing:.16em;color:var(--red);margin-bottom:.5rem}
.kicker.light{color:var(--lemon)}
.section-head h2{font-size:clamp(1.55rem,5.4vw,2.4rem);text-wrap:balance}
.section-note{margin-top:.7rem;color:var(--ink-soft);font-size:.92rem;max-width:46ch}

/* pains */
.pains{padding:var(--pad-y) 0 .5rem}
.pain-list{list-style:none;margin:0 auto;padding:0 var(--gutter);display:grid;gap:.8rem;max-width:var(--max)}
.pain-list li{
  display:grid;grid-template-columns:auto 1fr;gap:.2rem .9rem;align-items:baseline;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.1rem 1.2rem;box-shadow:var(--shadow);
}
.pain-idx{font-size:.82rem;font-weight:800;color:var(--red);letter-spacing:.1em}
.pain-list p{grid-column:2;font-size:1.02rem;font-weight:700}
.pain-list p b{color:var(--red)}
.pain-list small{grid-column:2;color:var(--ink-soft);font-size:.87rem;margin-top:.25rem}

/* credentials: 资质与主体 */
.credentials{padding:var(--pad-y) 0;background:var(--paper-2)}
.cred-body{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
.cred-lead{
  background:#fff;border:1px solid var(--line);border-left:5px solid var(--red);
  border-radius:var(--radius);padding:1rem 1.15rem;font-size:1rem;line-height:1.7;
  box-shadow:var(--shadow);max-width:78ch;
}
.cred-grid{display:grid;gap:1rem;margin-top:1rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr))}
.cred-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.1rem 1.2rem;box-shadow:var(--shadow);
}
.cred-card h3{font-size:1.05rem;margin-bottom:.6rem}
.cred-card p{font-size:.94rem;color:var(--ink-soft);line-height:1.7}
.cred-card ul{list-style:none;margin:0;padding:0;display:grid;gap:.5rem}
.cred-card li{
  position:relative;padding-left:1rem;font-size:.92rem;color:var(--ink-soft);line-height:1.6;
}
.cred-card li::before{content:"·";position:absolute;left:.15rem;top:-.1rem;font-size:1.3rem;font-weight:800;color:var(--red);line-height:1.4}
.cred-why{border:2px solid var(--ink);box-shadow:5px 5px 0 var(--lemon)}
.nb{white-space:nowrap}
@media (max-width:640px){
  .cred-lead{padding:.9rem 1rem;font-size:.94rem}
  .cred-card{padding:1rem 1.05rem}
}

/* cases */
.cases{padding:var(--pad-y) 0;background:var(--ink);color:#fff}
.cases .kicker{color:var(--lemon)}
.cases .section-note{color:#CFC8C0}
.case-rail{
  display:grid;grid-auto-flow:column;grid-auto-columns:minmax(140px,42vw);gap:.7rem;
  padding:0 var(--gutter) 1rem;overflow-x:auto;scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;scrollbar-width:thin;
}
.case-rail figure{margin:0;scroll-snap-align:start}
.case-rail img{
  width:100%;aspect-ratio:9/17;object-fit:cover;object-position:top;
  border-radius:14px;border:1px solid #3A332E;background:#fff;
}
.case-rail figcaption{padding:.6rem .1rem 0;display:grid;gap:.15rem}
.case-rail figcaption b{font-size:.93rem}
.case-rail figcaption span{font-size:.82rem;color:#A79E95;line-height:1.4}
.case-more{max-width:var(--max);margin:0 auto;padding:0 var(--gutter);font-size:.82rem;color:#A79E95}

/* services: 3 groups */
/* learn：980 学会自己运营 */
.learn{padding:var(--pad-y) 0 .9rem}
.learn-banner{max-width:var(--max);margin:0 auto 1.5rem;padding:0 var(--gutter)}
.learn-banner span{
  display:block;background:var(--ink);color:var(--lemon);border-radius:14px;
  padding:.95rem 1.2rem;font-weight:800;text-align:center;
  font-size:clamp(1rem,2.8vw,1.2rem);letter-spacing:.01em;line-height:1.4;
}
.learn-list{
  max-width:var(--max);margin:0 auto;padding:0 var(--gutter);list-style:none;
  display:grid;gap:.7rem;grid-template-columns:1fr;
}
.learn-list>li{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.15rem 1.2rem 1.05rem;box-shadow:var(--shadow);
  display:grid;grid-template-columns:auto minmax(0,1fr) clamp(170px,23%,260px);
  gap:.85rem;align-items:start;
}
.learn-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:9px;background:var(--lemon);color:var(--ink);
  font-weight:800;font-size:.86rem;letter-spacing:-.02em;
}
.learn-list h3{font-size:1.02rem;margin-bottom:.4rem}
.learn-list p{margin:0;font-size:.88rem;color:var(--ink-soft);line-height:1.72}
.learn-get{
  margin:0 !important;padding-left:.7rem;border-left:3px solid var(--lemon);
  color:var(--ink) !important;font-size:.83rem !important;font-weight:600;line-height:1.7;
}
.learn-sub{margin:.5rem 0 0;padding:0;list-style:none;display:grid;gap:.35rem}
.learn-sub li{position:relative;padding-left:.85rem;font-size:.85rem;color:var(--ink-soft);line-height:1.68}
.learn-sub li::before{content:"";position:absolute;left:0;top:.6em;width:5px;height:5px;border-radius:50%;background:var(--red)}
.learn-sub b{color:var(--ink)}
.learn-line{
  max-width:var(--max);margin:1.15rem auto 0;padding:0 var(--gutter);
  font-size:.88rem;color:var(--ink-soft);line-height:1.85;
}
.learn-line b{color:var(--ink)}
.learn-fine{
  max-width:var(--max);margin:.55rem auto 0;padding:0 var(--gutter);
  font-size:.78rem;color:#8a8177;line-height:1.7;
}

@media (max-width:860px){
  .learn-list>li{grid-template-columns:auto minmax(0,1fr)}
  .learn-get{grid-column:2;margin-top:.1rem !important}
}

.services{padding:var(--pad-y) 0}
.svc-groups{
  max-width:var(--max);margin:0 auto;padding:0 var(--gutter);
  display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));
}
.svc-groups article{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.4rem 1.35rem;position:relative;overflow:hidden;
}
.svc-groups article::after{content:"";position:absolute;left:0;right:0;bottom:0;height:5px;background:var(--lemon)}
.svc-groups article:nth-child(2)::after{background:var(--red)}
.grp-idx{
  display:inline-grid;place-items:center;width:30px;height:30px;border-radius:9px;
  background:var(--ink);color:var(--lemon);font-weight:800;font-size:.95rem;transform:rotate(-4deg);
}
.svc-groups h3{font-size:1.2rem;margin:.7rem 0 .55rem}
.svc-groups p{font-size:.94rem;color:var(--ink-soft)}
.grp-sub{margin-top:.5rem;font-size:.85rem;font-weight:700;color:var(--ink)!important}
.svc-line{
  max-width:var(--max);margin:1.4rem auto 0;padding:0 var(--gutter);
  font-size:.95rem;font-weight:700;
}

/* 怎么配合（远程交付分工） */
.split-work{padding:var(--pad-y) 0}
.work-grid{
  max-width:var(--max);margin:0 auto;padding:0 var(--gutter);
  display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));
}
.work-col{background:#fff;border:2px solid var(--ink);border-radius:var(--radius);padding:1.3rem 1.25rem}
.work-you{box-shadow:5px 5px 0 var(--line)}
.work-us{box-shadow:5px 5px 0 var(--lemon)}
.work-tag{
  display:inline-block;font-size:.78rem;font-weight:800;letter-spacing:.08em;
  padding:.2rem .6rem;border-radius:6px;background:var(--ink);color:#fff;
}
.work-us .work-tag{background:var(--red)}
.work-col h3{font-size:1.14rem;margin:.65rem 0 .7rem}
.work-col ul{list-style:none;margin:0;padding:0;display:grid;gap:.5rem}
.work-col li{position:relative;padding-left:1.1rem;font-size:.94rem;color:var(--ink-soft)}
.work-col li::before{
  content:"";position:absolute;left:0;top:.62em;width:.44rem;height:.44rem;
  border-radius:1px;background:var(--ink-soft);transform:rotate(45deg);
}
.work-us li::before{background:var(--red)}
.work-why{
  margin-top:.9rem;padding-top:.75rem;border-top:1px dashed var(--line);
  font-size:.87rem;color:var(--ink-soft);
}
.work-line{
  max-width:var(--max);margin:1.5rem auto 0;padding:0 var(--gutter);
  font-size:1rem;font-weight:800;line-height:1.75;
}
.work-line span{background:linear-gradient(180deg,transparent 60%,var(--lemon) 60%);padding:0 .12em}

/* price */
.price{padding:var(--pad-y) 0;background:var(--paper-2)}
.price-inner{
  max-width:var(--max);margin:0 auto;padding:0 var(--gutter);
  display:grid;gap:1.6rem;align-items:start;
}
.price-card{
  background:var(--ink);color:#fff;border-radius:var(--radius);padding:1.6rem 1.5rem;
  box-shadow:8px 8px 0 var(--red);
}
.price-card .kicker{color:var(--lemon)}
.big-num{font-size:4.2rem;font-weight:800;line-height:1;letter-spacing:-.04em;color:var(--lemon)}
.big-num span{font-size:1.5rem;margin-left:.3rem;color:#fff}
.big-unit{font-size:.95rem;color:#CFC8C0;margin-top:.2rem}
.price-list{list-style:none;margin:1.3rem 0 1.5rem;padding:0;display:grid;gap:.7rem}
.price-list li{position:relative;padding-left:1.5rem;font-size:.94rem;color:#CFC8C0;line-height:1.55}
.price-list li::before{content:"✓";position:absolute;left:0;top:0;color:var(--lemon);font-weight:800}
.price-list b{color:#fff}
.price-card .btn{width:100%;color:var(--ink)}
.price-detail{margin:-.2rem 0 1.3rem;border-top:1px solid #3B342E;padding-top:1rem}
.pd-title{font-size:.88rem;font-weight:800;color:var(--lemon);margin-bottom:.65rem;letter-spacing:.02em}
.pd-list{
  list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,132px),1fr));gap:.4rem .9rem;
}
.pd-list li{position:relative;padding-left:1rem;font-size:.85rem;color:#D5CFC7;line-height:1.5}
.pd-list li::before{content:"✓";position:absolute;left:0;top:-.05em;color:var(--lemon);font-weight:800;font-size:.78rem}
.pd-fee{margin:.95rem 0 0;font-size:.84rem;color:#D5CFC7;line-height:1.62}
.pd-fee b{color:var(--lemon)}
.pd-note{margin-top:.75rem;font-size:.78rem;color:#8D857D;line-height:1.62}
.pd-party{
  margin-top:.75rem;font-size:.84rem;color:#D5CFC7;line-height:1.62;
  border-left:3px solid var(--lemon);padding-left:.7rem;
}
.pd-excl{
  margin:.95rem 0 0;font-size:.84rem;color:#F0EBE4;line-height:1.62;
  background:rgba(255,230,0,.09);border-left:3px solid var(--lemon);
  border-radius:0 8px 8px 0;padding:.6rem .75rem;
}
.pd-excl b{color:var(--lemon)}
.price-why h3{font-size:1.3rem;margin-bottom:.9rem}
.price-why ul{list-style:none;margin:0;padding:0;display:grid;gap:.9rem}
.price-why li{border-left:4px solid var(--lemon);padding-left:1rem;font-size:.95rem;color:var(--ink-soft)}
.price-why li:nth-child(even){border-left-color:var(--red)}
.price-why li b{color:var(--ink);display:block;margin-bottom:.15rem}
.price-note{margin-top:1.1rem;font-size:.9rem;font-weight:700;color:var(--ink)}

/* process + sample */
.process{padding:var(--pad-y) 0;background:var(--paper-2)}
.process-grid{max-width:var(--max);margin:0 auto;padding:0 var(--gutter);display:grid;gap:1.8rem}
.steps{list-style:none;margin:0;padding:0;display:grid;gap:1.1rem}
.steps li{display:grid;grid-template-columns:auto 1fr;gap:1rem;align-items:start}
.step-no{
  width:42px;height:42px;flex:none;border-radius:12px;background:var(--ink);color:var(--lemon);
  display:grid;place-items:center;font-weight:800;font-size:1.15rem;transform:rotate(-4deg);
}
.steps h3{font-size:1.08rem;margin-bottom:.25rem}
.steps p{color:var(--ink-soft);font-size:.94rem}
.sample{background:#fff;border:2px solid var(--ink);border-radius:var(--radius);padding:1.2rem 1.25rem;box-shadow:6px 6px 0 var(--lemon)}
.sample-tag{font-size:.82rem;font-weight:800;letter-spacing:.06em;color:var(--red);margin-bottom:.8rem}
.sample ul{list-style:none;margin:0;padding:0;display:grid;gap:.6rem}
.sample li{position:relative;padding-left:1.4rem;font-size:.92rem;color:var(--ink-soft);line-height:1.5}
.sample li::before{content:"✕";position:absolute;left:0;top:0;color:var(--red);font-weight:800;font-size:.85rem}
.sample li:last-child{color:var(--ink);font-weight:700}
.sample li:last-child::before{content:"→";color:var(--ink)}
.sample-note{margin-top:.9rem;padding-top:.8rem;border-top:1px dashed var(--line);font-size:.82rem;color:var(--ink-soft)}

/* faq */
.faq{padding:var(--pad-y) 0}
.faq-list{max-width:var(--max);margin:0 auto;padding:0 var(--gutter);display:grid;gap:.7rem}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:.15rem 1.15rem}
.faq summary{list-style:none;cursor:pointer;font-weight:700;font-size:1.02rem;padding:.95rem 0;position:relative;padding-right:2rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:.2rem;top:.7rem;font-size:1.5rem;font-weight:400;color:var(--red);line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 0 1.05rem;color:var(--ink-soft);font-size:.95rem;max-width:70ch}

/* guide：超市抖音方法区块，复用 faq 的折叠外观 */
/* 强制单列：展开一条时两列会被撑出大片空白，阅读顺序也会乱 */
/* 整块收窄到 920px：这是给人读的长段落，太宽会读不下去，与上方销售区形成节奏差 */
.guide .section-head{max-width:920px}
.guide .faq-list{grid-template-columns:1fr;max-width:920px}
.guide details .guide-body{padding:0 0 1.05rem;color:var(--ink-soft);font-size:.95rem;max-width:70ch}
.guide-body p{padding:0;margin:0}
.guide-body p + p{margin-top:.55rem}
.guide-body ul{list-style:none;margin:.6rem 0 0;padding:0;display:grid;gap:.45rem}
.guide-body li{position:relative;padding-left:1rem;font-size:.93rem;line-height:1.6}
.guide-body li::before{
  content:"";position:absolute;left:0;top:.62em;width:.4rem;height:.4rem;
  background:var(--red);border-radius:1px;transform:rotate(45deg);
}
.guide-body b{color:var(--ink)}
.guide-body ul + p{margin-top:.6rem}

/* contact */
.contact{background:var(--ink);color:#fff;padding:clamp(2.6rem,7vw,5rem) 0}
.contact-inner{max-width:var(--max);margin:0 auto;padding:0 var(--gutter);display:grid;grid-template-columns:minmax(0,1fr);gap:2.4rem}
.contact-inner > *{min-width:0}
.lead-form .btn-block{white-space:normal}
.contact h2{font-size:clamp(1.6rem,5.4vw,2.5rem);margin-bottom:.85rem}
.contact-copy p{color:#CFC8C0}
.contact-copy .kicker{margin-bottom:.6rem}
.contact-price{margin-top:1.4rem;font-size:.95rem;font-weight:800;color:var(--lemon)!important}

.direct{margin-top:1.6rem;background:#211C19;border:1px solid #362F2A;border-radius:var(--radius);padding:1.2rem 1.25rem}
.direct-title{font-weight:700;color:#fff!important;font-size:1.05rem;margin-bottom:.9rem}
.direct-hint{font-size:.82rem;color:#A79E95;margin-top:.9rem;line-height:1.5}
.direct-row{display:grid;gap:.9rem}
.direct-list{display:grid;gap:.55rem;min-width:0}
.direct-item{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:.7rem;
  background:#17130F;border:1px solid #362F2A;border-radius:12px;padding:.7rem .85rem;
  text-align:left;cursor:pointer;transition:border-color .15s;width:100%;
}
.direct-item:hover{border-color:var(--lemon)}
.di-label{font-size:.82rem;color:#A79E95;letter-spacing:.08em}
.di-value{font-weight:800;font-size:1.05rem;color:#fff;overflow-wrap:anywhere}
.di-action{font-size:.82rem;font-weight:700;color:var(--lemon);white-space:nowrap}
.di-hours{font-size:.82rem;color:#A79E95;margin-top:.15rem}
.di-value.is-empty{color:#8D857D;font-weight:600;font-size:.88rem}
.direct-item.is-disabled{cursor:default;border-style:dashed}
.direct-item.is-disabled:hover{border-color:#362F2A}
.direct-item.is-disabled .di-action{color:#8D857D}

/* form */
.lead-form{background:var(--paper);color:var(--ink);border-radius:var(--radius);padding:clamp(1.25rem,4vw,1.9rem)}
.lead-form h3{font-size:1.25rem}
.form-note{color:var(--ink-soft);font-size:.9rem;margin:.35rem 0 1.25rem}
.field{display:block;margin-bottom:1rem}
.field-label{display:block;font-size:.86rem;font-weight:700;margin-bottom:.35rem}
.field-label b{color:var(--red)}
.field input,.field textarea{
  width:100%;padding:.8rem .9rem;border:2px solid var(--line-field);border-radius:12px;
  background:#fff;font:inherit;font-size:1rem;color:var(--ink);
}
.field textarea{resize:vertical;min-height:74px}
.field input:focus,.field textarea:focus{border-color:var(--ink)}
.field input::placeholder,textarea::placeholder{color:var(--ink-soft);opacity:1}
.field input[aria-invalid="true"]{border-color:var(--red);background:#FFF4F4}
.field-hint{display:block;min-height:1.1rem;font-size:.82rem;color:var(--red-deep);margin-top:.3rem}
.chips legend{display:block;font-size:.86rem;font-weight:700;margin-bottom:.35rem}
.chip-row{display:flex;flex-wrap:wrap;gap:.45rem;margin-bottom:.5rem}
.chip{
  background:#fff;border:2px solid var(--line-field);border-radius:999px;
  padding:.55rem .9rem;min-height:44px;font-size:.88rem;font-weight:700;cursor:pointer;color:var(--ink-soft);
}
.chip[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:var(--lemon)}
.chip-note{margin-top:.1rem}
.honeypot{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-status{font-size:.9rem;margin-top:.85rem;min-height:1.2rem;font-weight:600}
.form-status.is-error{color:var(--red-deep)}
.form-status.is-ok{color:#1C7A3D}
.form-status.is-warn{color:var(--ink);font-weight:700}
.copylead{
  display:inline-block;margin-top:.6rem;background:var(--lemon);border:2px solid var(--ink);
  border-radius:10px;padding:.62rem .9rem;font-size:.9rem;font-weight:800;color:var(--ink);cursor:pointer;
}
.copylead:hover{box-shadow:3px 3px 0 var(--ink)}
.fallback{
  margin-top:.6rem;background:var(--paper-2);border:2px solid var(--ink);border-radius:12px;
  padding:.8rem .9rem;display:grid;gap:.55rem;justify-items:start;
}
.fallback-text{font-size:.9rem;font-weight:700;overflow-wrap:anywhere}
.fallback .copylead{margin-top:0}
.fallback-call{font-size:.9rem;font-weight:700;color:var(--ink);text-decoration:underline}
.form-privacy{font-size:.82rem;color:var(--ink-soft);margin-top:.7rem}
.consent{display:flex;gap:.55rem;align-items:flex-start;margin:.2rem 0 0;font-size:.88rem;line-height:1.45;cursor:pointer}
.consent input{flex:none;width:20px;height:20px;margin:.15rem 0 0;accent-color:var(--ink)}
.consent span{color:var(--ink-soft)}
.consent input[aria-invalid="true"]{outline:2px solid var(--red-deep);outline-offset:1px}
.lead-ok{text-align:center;padding:1.6rem .5rem}
.ok-mark{width:52px;height:52px;margin:0 auto .9rem;border-radius:50%;background:var(--lemon);display:grid;place-items:center;font-size:1.7rem;font-weight:800}
.lead-ok p{margin-bottom:.35rem}
.ok-again{margin-top:1.1rem}
.linkbtn{background:none;border:0;padding:0;font-size:.88rem;font-weight:700;text-decoration:underline;cursor:pointer;color:var(--ink-soft)}

/* footer */
.site-footer{padding:2rem 0 2.5rem;text-align:center}
.foot-inner{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
.foot-logos{display:flex;justify-content:center;align-items:center;gap:1.4rem;margin-bottom:1.2rem;flex-wrap:wrap}
.foot-logos img{height:120px;width:auto}
.site-footer p{font-size:.9rem;color:var(--ink-soft)}
.fine{font-size:.82rem!important;max-width:70ch;margin:.7rem auto 0;line-height:1.7}
.foot-entity{
  font-size:.82rem!important;color:var(--ink-soft);margin-top:.55rem;line-height:1.75;
}
.foot-entity strong{color:var(--ink)}
.foot-source{max-width:70ch;margin:.7rem auto 0;font-size:.82rem;line-height:1.7;color:var(--ink-soft)}

/* dock */
.dock{
  position:fixed;left:0;right:0;bottom:0;z-index:50;display:flex;gap:.6rem;
  padding:.6rem clamp(.75rem,3vw,1.25rem) calc(.6rem + env(safe-area-inset-bottom));
  background:rgba(20,17,15,.96);backdrop-filter:blur(8px);
}
.dock-btn{
  flex:1;text-align:center;padding:.85rem;border-radius:12px;font-weight:800;font-size:1rem;
  border:2px solid #4A4440;color:#fff;white-space:nowrap;
}
.dock-solid{background:var(--lemon);color:var(--ink);border-color:var(--lemon)}
.dock-ghost{background:transparent}

/* ---------- keyboard focus ---------- */
/* :where() 使这条基环优先级为 0，深色区块只需覆盖 outline-color */
:where(a,button,input,textarea,select,summary,[tabindex]):focus-visible{
  outline:3px solid var(--ink);outline-offset:2px;
}
/* 焦点环画在控件外侧 2px 的缝隙里，缝隙属于所在区块的底色：
   墨黑区块上用墨黑等于看不见，这些区块内改用柠檬黄（柠檬黄在浅纸上仅 1.24:1，反过来只在深底成立） */
.cases :focus-visible,.contact :focus-visible,.strip :focus-visible,
.hero-wechat :focus-visible,.price-card :focus-visible,.dock :focus-visible{outline-color:var(--lemon)}

/* ---------- wider screens ---------- */
@media (max-width:480px){
  .hero{padding-top:.25rem}
  .hero-wrap{gap:.55rem}
  .eyebrow{margin-bottom:.45rem}
  .lede{margin-top:.4rem}
  .price-hero{margin-top:.45rem;padding:.45rem .7rem}
  .hero-wechat{margin-top:.4rem;padding:.35rem .5rem}
  .hero-cta{margin-top:.45rem}
  .topbar{padding-top:.45rem;padding-bottom:.45rem}
}
@media (max-width:360px){
  .eyebrow{font-size:.82rem}
  .lede{font-size:.86rem;line-height:1.5}
  .ph-num{font-size:1.05rem}
  .ph-num b{font-size:1.35rem}
  .ph-note{font-size:.82rem;line-height:1.45}
  .hero-cta{margin-top:.3rem}
  .hero-notes{font-size:.8rem;gap:.3rem 1.1rem}
  .btn-lg{padding:.62rem 1.15rem;font-size:1rem}
}
@media (min-width:560px){
  .brand-text strong{font-size:1.05rem}
  .brand-text small{display:block;font-size:.82rem;color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .brand-mark small{display:block}
  .hero h1{font-size:clamp(2.1rem,6vw,3.5rem)}
}
@media (min-width:760px){
  body{padding-bottom:0}
  .dock{display:none}
  .topnav{display:flex}
  .brand{flex:none}
  .btn-top{margin-left:auto}
  .hero-wrap{grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:3rem;align-items:center}
  .hero-poster{display:block}
  .hw-qr{width:104px}
  .direct-qr{width:168px}
  .pain-list{grid-template-columns:1fr 1fr}
  .price-inner{grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:2.4rem}
  .process-grid{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:2.4rem;align-items:start}
  .contact-inner{grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr);align-items:start;gap:3rem}
  .lead-form{position:sticky;top:88px}
  .faq-list{grid-template-columns:1fr 1fr}
  .case-rail{
    grid-auto-flow:row;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem;
    max-width:var(--max);margin:0 auto;padding-bottom:0;overflow:visible;
  }
  .case-rail img{aspect-ratio:4/5}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
}

/* round 5: 服务商证书图 + 页脚更新时间 */
.cert-figure { margin: 28px auto 8px; max-width: 640px; }
.cert-figure img { width: 100%; height: auto; display: block; border: 1px solid #E6DCC8; border-radius: 10px; }
.cert-figure figcaption { margin-top: 10px; font-size: 12.5px; line-height: 1.7; color: #6B6257; }
.footer-updated { margin-top: 10px; font-size: 12px; color: #8A8073; letter-spacing: 0.02em; }


/* == articles-block == */
/* 首页「最新文章」区块 —— 与主站设计令牌一致 */
.articles{padding:var(--pad-y) 0}
.art-grid{
  list-style:none;margin:0 auto;padding:0 var(--gutter);max-width:var(--max);
  display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(255px,1fr));
}
.art-grid li{margin:0}
.art-grid li a{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.15rem 1.2rem;box-shadow:var(--shadow);transition:transform .12s,box-shadow .12s;
}
.art-grid li a:hover{transform:translateY(-3px);box-shadow:0 24px 44px -24px rgba(20,17,15,.5)}
.art-date{
  font-size:.78rem;font-weight:700;letter-spacing:.06em;color:var(--red);
  margin:0 0 .45rem;font-variant-numeric:tabular-nums;
}
.art-grid h3{font-size:1.04rem;line-height:1.38;margin:0 0 .5rem;letter-spacing:-.01em}
.art-ex{font-size:.9rem;color:var(--ink-soft);margin:0;line-height:1.55}
.art-more{margin-top:1.5rem;text-align:center}

/* 新 logo：彩色带副行（透明底），副行需 ≥300px 宽才清晰 */
.foot-auth{margin-top:1.1rem;font-size:.82rem;color:var(--ink-soft);background:rgba(20,17,15,.04);
  border:1px solid var(--line);border-radius:10px;padding:.65rem .9rem;line-height:1.55;max-width:760px;margin-left:auto;margin-right:auto}
@media (max-width:760px){
  .foot-logos img{height:84px}
  .brand-mark img{height:30px}
}

/* 打法板块（上半部分） */
.playbook{padding:var(--pad-y) 0 .5rem;background:var(--paper)}
.pb-inner{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
.pb-lede{max-width:78ch;font-size:1.02rem;line-height:1.85;color:var(--ink-soft);margin:0 0 1.4rem}
.pb-flow{list-style:none;margin:0;padding:0;display:grid;gap:.9rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr))}
.pb-flow li{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem 1.2rem;box-shadow:var(--shadow)}
.pb-flow b{display:block;font-size:.7rem;font-weight:800;letter-spacing:.09em;color:var(--red);margin-bottom:.45rem}
.pb-flow strong{display:block;font-size:1.06rem;margin-bottom:.35rem;letter-spacing:-.01em}
.pb-flow span{display:block;font-size:.9rem;color:var(--ink-soft);line-height:1.62}

/* 合作效果（在深色 cases 区内，用白卡） */
.results{max-width:var(--max);margin:2.2rem auto 0;padding:0 var(--gutter)}
.results-head h3{font-size:clamp(1.15rem,3.6vw,1.45rem);margin:0 0 .45rem;color:#fff;letter-spacing:-.01em}
.results-head p{margin:0 0 1.1rem;font-size:.92rem;line-height:1.65;color:#CFC8C0;max-width:60ch}
.results-grid{display:grid;gap:.8rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr))}
.results-grid figure{margin:0;border:1px solid #3A332E;border-radius:12px;overflow:hidden;background:#fff}
.results-grid img{display:block;width:100%;height:auto}
.results-grid figcaption{padding:.45rem .65rem;font-size:.8rem;color:#4A4440;background:#fff;border-top:1px solid #EDE7D8}
.results-note{margin:1.1rem 0 0;font-size:.8rem;line-height:1.65;color:#A79E95}
@media (max-width:760px){
  .pb-flow li{padding:1rem}
  .results-grid{grid-template-columns:1fr}
}

/* 货盘示例（四品类打法 + 门店实拍） */
.pallet{padding:1.8rem 0 .5rem;background:var(--paper)}
.pallet-grid{
  max-width:var(--max);margin:0 auto;padding:0 var(--gutter);
  display:grid;gap:.75rem;grid-template-columns:repeat(3,1fr);
}
.pallet-grid figure{
  margin:0;background:#fff;border:1px solid var(--line);border-radius:14px;
  overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;
}
.pallet-grid img{
  display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;object-position:center;
  background:#F2EEE3;
}
.pallet-grid figcaption{
  padding:.5rem .7rem;font-size:.85rem;font-weight:600;color:var(--ink);
  border-top:1px solid var(--line);letter-spacing:.01em;display:flex;align-items:center;gap:.4rem;
}
.pallet-grid figcaption b{
  flex:0 0 auto;font-size:.72rem;font-weight:700;color:#fff;background:var(--ink);
  border-radius:5px;padding:.12rem .38rem;letter-spacing:.04em;
}
.pallet-card{
  grid-column:1/-1;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:.85rem .9rem;
  box-shadow:var(--shadow);display:flex;flex-direction:column;
}
.pallet-card h3{font-size:.92rem;margin:0 0 .55rem;letter-spacing:.01em}
.pallet-card dl{margin:0;display:grid;gap:.4rem}
.pallet-card dl>div{display:grid;grid-template-columns:3.1em 1fr;gap:.45rem;align-items:baseline}
.pallet-card dt{font-size:.78rem;font-weight:700;color:var(--red)}
.pallet-card dd{margin:0;font-size:.78rem;line-height:1.5;color:var(--ink-soft)}
@media (min-width:1041px){
  /* 卡片整行铺开时，6 个品类排成 3×2，避免一个大白块 */
  .pallet-card dl{grid-template-columns:repeat(3,1fr);gap:.5rem 1.6rem}
  .pallet-card dl>div{grid-template-columns:3.7em 1fr}
}
.pallet-note{
  max-width:var(--max);margin:1rem auto 0;padding:0 var(--gutter);
  font-size:.8rem;line-height:1.65;color:var(--ink-soft);
}
@media (max-width:900px){
  .pallet-grid{grid-template-columns:repeat(2,1fr)}
  .pallet-card{grid-column:1/-1}
}
@media (max-width:760px){
  .pallet{padding:1.4rem 0 .4rem}
  .pallet-grid{gap:.55rem}
  .pallet-grid figcaption{font-size:.78rem;padding:.42rem .5rem}
  .pallet-card{padding:.7rem .75rem}
}

/* 全网统一账号名「锦上抖云超市获客」：首屏一行 / 关于我们卡内 / 页脚 */
.hero-alias{
  margin:.6rem 0 0;display:flex;flex-wrap:wrap;align-items:center;gap:.4rem .55rem;
  font-size:.82rem;line-height:1.5;color:var(--ink-soft);max-width:56ch;
}
.hero-alias span{
  background:var(--red);color:#fff;font-size:.72rem;font-weight:700;letter-spacing:.04em;
  padding:.18rem .45rem;border-radius:5px;white-space:nowrap;
}
.hero-alias b{font-size:.95rem;color:var(--ink);letter-spacing:.02em}
.hero-alias em{font-style:normal;color:#8a8078;font-size:.76rem}

.about-alias{
  margin:.85rem 0 0;padding-top:.7rem;border-top:1px dashed var(--line);
  font-size:.86rem;line-height:1.7;color:var(--ink-soft);
}
.about-alias .aa-label{
  display:inline-block;margin-right:.45rem;padding:.1rem .4rem;border-radius:4px;
  background:rgba(20,17,15,.06);font-size:.74rem;font-weight:700;color:var(--ink);
  letter-spacing:.03em;vertical-align:1px;
}
.about-alias b{color:var(--ink)}

.foot-alias{font-size:.82rem;color:var(--ink-soft);margin-top:.35rem;line-height:1.7}
.foot-alias strong{color:var(--ink)}

@media (max-width:480px){
  .hero-alias{font-size:.78rem;gap:.35rem .45rem}
  .hero-alias b{font-size:.9rem}
  .hero-alias em{font-size:.72rem}
  .about-alias{font-size:.82rem}
}

/* ===== 服务过程实录（微信截图，已脱敏） ===== */
.wxtrail{padding:1.8rem 0 .6rem;background:var(--paper)}
.wxtrail-list{
  max-width:var(--max);margin:0 auto;padding:0 var(--gutter);
  display:grid;gap:1.15rem 1rem;grid-template-columns:repeat(4,1fr);
  list-style:none;
}
.wxtrail-list>li{display:flex;flex-direction:column;gap:.65rem;min-width:0}
.wxshot{
  display:block;width:100%;padding:0;margin:0;border:1px solid var(--line);
  border-radius:13px;background:#fff;overflow:hidden;cursor:zoom-in;
  box-shadow:var(--shadow);transition:transform .18s ease,box-shadow .18s ease;
  -webkit-appearance:none;appearance:none;
}
.wxshot:hover,.wxshot:focus-visible{transform:translateY(-3px);box-shadow:0 12px 28px rgba(0,0,0,.13)}
.wxshot:focus-visible{outline:2px solid var(--red);outline-offset:2px}
.wxshot img{display:block;width:100%;height:auto}
.wxmeta{display:flex;flex-direction:column;gap:.3rem;padding:0 .15rem}
.wxdate{font-size:.72rem;font-weight:700;color:var(--red);letter-spacing:.02em}
.wxmeta h3{margin:0;font-size:.92rem;line-height:1.45;letter-spacing:.005em}
.wxmeta p{margin:0;font-size:.79rem;line-height:1.62;color:var(--ink-soft)}
.wxtrail-note{
  max-width:var(--max);margin:1.15rem auto 0;padding:0 var(--gutter);
  font-size:.8rem;line-height:1.68;color:var(--ink-soft);
}

/* 灯箱 */
.wxlb{position:fixed;inset:0;z-index:200;display:none;background:rgba(22,19,17,.93);
  align-items:center;justify-content:center;padding:2.4rem 1rem 1.6rem}
.wxlb.on{display:flex}
.wxlb figure{margin:0;display:flex;flex-direction:column;align-items:center;gap:.8rem;max-height:100%}
.wxlb img{display:block;max-width:min(540px,94vw);max-height:82vh;width:auto;height:auto;
  border-radius:12px;box-shadow:0 24px 64px rgba(0,0,0,.55)}
.wxlb figcaption{font-size:.8rem;color:#e8e2d9;text-align:center;line-height:1.5}
.wxlb-close{position:absolute;top:.9rem;right:1rem;width:40px;height:40px;border-radius:50%;
  border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.1);color:#fff;
  font-size:22px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center}
.wxlb-close:hover{background:rgba(255,255,255,.22)}

@media (max-width:1040px){
  .wxtrail-list{grid-template-columns:repeat(2,1fr)}
  .wxtrail-list>li:last-child:nth-child(odd){grid-column:1/-1;justify-self:center;width:calc(50% - .4rem)}
}
@media (max-width:760px){
  .wxtrail{padding:1.4rem 0 .5rem}
  .wxtrail-list{gap:.9rem .7rem}
  .wxmeta h3{font-size:.85rem}
  .wxmeta p{font-size:.74rem;line-height:1.55}
  .wxdate{font-size:.68rem}
  .wxlb{padding:1.8rem .7rem 1.2rem}
  .wxlb img{max-width:94vw;max-height:76vh}
}