/* 工伴AI 首页 · 可信企业门户方向
   视觉基准：已确认的第一版设计稿。只使用纯色、真实页面资产与本地 Remix Icon。 */

body{overflow-x:hidden}

/* 首屏 */
.hero{
  min-height:0;
  padding:112px 0 15px;
  background:#fff;
}
.hero-grid{
  grid-template-columns:minmax(0,.98fr) minmax(0,1.02fr);
  gap:24px;
  align-items:center;
}
.hero-seq{padding:18px 0}
.hero-kicker{
  margin-bottom:30px;
  padding:8px 16px;
  font-size:14px;
  letter-spacing:.02em;
  background:#F3F7FF;
  border-color:#D7E5FF;
}
.hero h1{
  max-width:690px;
  font-size:clamp(44px,3.9vw,58px);
  line-height:1.08;
  letter-spacing:-.045em;
}
.hero h1 .grad{
  display:block;
  margin-top:14px;
  color:var(--brand);
  font-size:.74em;
  line-height:1.2;
  letter-spacing:-.035em;
}
.hero .lead{
  max-width:640px;
  margin:28px 0 34px;
  font-size:19px;
  line-height:1.8;
  color:#475467;
}
.hero-cta{gap:14px}
.hero-cta .btn{min-height:56px;padding:15px 27px}
.hero-cta .btn-secondary{border-color:#C9D4E5}
.hero-note{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  margin-top:26px;
  color:#667085;
  font-size:13px;
  font-weight:600;
}
.hero-note span{display:inline-flex;align-items:center;gap:7px}
.hero-note i{color:var(--brand);font-size:16px}
.hero-visual{min-width:0;margin-right:-18px}
.hero-img-wrap{overflow:visible}
.hero-img{
  width:106%;
  max-width:none;
  margin-left:-2%;
  border:0;
  border-radius:0;
  background:transparent;
  box-shadow:none;
}
.anim .hero-note{animation-delay:.58s}
.anim .hero-img-wrap{animation:heroVisualIn .95s .2s cubic-bezier(.22,1,.36,1) both}
.hero-img{transition:transform .65s cubic-bezier(.22,1,.36,1),filter .65s ease}
.hero-card,.hero-badges,.scroll-hint,.hero-glow{display:none}

@keyframes heroVisualIn{
  from{opacity:0;transform:translate3d(36px,18px,0) scale(.975)}
  to{opacity:1;transform:none}
}

@media (hover:hover) and (pointer:fine){
  .hero-visual:hover .hero-img{transform:translate3d(0,-5px,0) scale(1.008);filter:drop-shadow(0 18px 28px rgba(23,92,211,.08))}
}

/* 可核验事实条 */
.trust{padding:0;background:#fff;border:0}
.trust .container{max-width:none;padding:0}
.trust-inner{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;
  max-width:none;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:#FAFCFF;
}
.trust-inner .proof-item{
  min-height:126px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:18px;
  padding:24px 32px;
  position:relative;
}
.trust-inner .proof-item:not(:last-child)::after{
  content:"";
  position:absolute;
  top:28px;
  right:0;
  bottom:28px;
  width:1px;
  background:var(--line);
}
.trust-inner span::before{content:none}
.trust-inner .proof-icon{
  width:50px;
  height:50px;
  display:grid;
  place-items:center;
  gap:0;
  border-radius:0;
  color:var(--brand);
  background:transparent;
  flex:none;
  font-size:30px;
  transition:transform .35s cubic-bezier(.22,1,.36,1),color .25s;
}
.trust-inner .proof-item:hover .proof-icon{transform:translateY(-3px) scale(1.06);color:var(--brand-dark)}
.trust-inner .proof-copy{display:block;gap:0;color:var(--ink)}
.proof-copy b{display:block;font-size:28px;line-height:1.05;color:var(--brand);letter-spacing:-.03em}
.proof-copy b small{font-size:15px;color:var(--ink);letter-spacing:0;margin-left:4px}
.proof-copy span{display:block;margin-top:8px;color:#667085;font-size:14px}

/* 双路径解决方案 */
#services{background:#fff;padding:51px 0 96px}
#services .section-head .kicker{display:none}
#services .section-head{margin-bottom:12px}
#services .sec-title{max-width:1000px;margin-inline:auto;font-size:clamp(30px,2.6vw,38px)}
#services .sec-sub{max-width:860px;font-size:16px;line-height:1.7}
.goal-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;text-align:left}
.goal-card{
  min-height:300px;
  padding:38px;
  border:1px solid #DCE6F5;
  border-radius:22px;
  background:#F7FAFF;
  display:flex;
  flex-direction:column;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.goal-card:nth-child(2){background:#F8FAFD}
.goal-card:hover{transform:translateY(-5px);border-color:#BFD3F4;box-shadow:var(--shadow-md)}
.goal-head{display:flex;align-items:center;gap:18px;margin-bottom:12px}
.goal-icon{
  width:58px;height:58px;border-radius:16px;display:grid;place-items:center;
  color:var(--brand);background:#fff;border:1px solid #DCE6F5;font-size:29px;
  transition:transform .35s cubic-bezier(.22,1,.36,1),box-shadow .35s,border-color .35s;
}
.goal-card:hover .goal-icon{transform:translateY(-2px) rotate(-3deg);border-color:#BFD3F4;box-shadow:0 12px 28px rgba(23,92,211,.12)}
.goal-card h3{font-size:25px;line-height:1.2;letter-spacing:-.02em}
.goal-card>p{color:#667085;font-size:15px;margin:0 0 24px 76px}
.goal-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:auto}
.goal-links a{
  min-height:86px;padding:15px;border:1px solid #DFE7F2;border-radius:13px;background:#fff;
  display:flex;flex-direction:column;justify-content:space-between;gap:8px;
  color:#344054;font-size:14px;font-weight:700;transition:border-color .2s,color .2s,transform .2s;
}
.goal-links a:hover{border-color:#9BBDF0;color:var(--brand-dark);transform:translateY(-2px)}
.goal-links i{font-size:20px;color:var(--brand)}
.goal-more{display:inline-flex;align-items:center;gap:6px;margin-top:24px;color:var(--brand-dark);font-weight:800}
.goal-more i{transition:transform .2s}
.goal-card:hover .goal-more i{transform:translateX(4px)}

/* 下方内容：沿用原站信息，但统一门户式节奏 */
#service-detail{background:#F8FAFD;border-top:1px solid var(--line-soft)}
.detail{padding:96px 0;gap:72px}
.detail .kicker{background:#fff}
.detail .btn{margin-top:4px}
.d-visual{min-height:430px;background:#fff;border-color:#E2EAF5;box-shadow:0 18px 54px rgba(23,92,211,.08)}
.d-visual::after{background:rgba(7,23,51,.05)}
.d-visual .mock{background:rgba(7,23,51,.88)}

.process-section{background:#fff;border-top:1px solid var(--line-soft)}
.step{border-color:#DCE6F5;box-shadow:0 8px 24px rgba(7,23,51,.04)}
.steps::before{background:#C8D9F4}

.delivery-band{background:#071733;color:#fff;padding:74px 0}
.delivery-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:34px}
.delivery-head h2{max-width:680px;font-size:clamp(28px,3vw,42px);line-height:1.2;letter-spacing:-.03em}
.delivery-head p{max-width:440px;color:#C4D2E8}
.delivery-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.delivery-item{padding:24px;border:1px solid rgba(255,255,255,.13);border-radius:16px;background:#102A56}
.delivery-item i{display:block;margin-bottom:18px;color:#8AB4FF;font-size:25px}
.delivery-item b{display:block;font-size:17px;margin-bottom:7px}
.delivery-item span{color:#B8C6DC;font-size:13px;line-height:1.65}

#cases{background:#fff}
.case{border-color:#DCE4F0;box-shadow:0 10px 28px rgba(7,23,51,.035)}
.case:hover{border-color:#B7CCEB;box-shadow:0 18px 48px rgba(7,23,51,.09)}
.brand-pill{box-shadow:0 5px 16px rgba(7,23,51,.03)}

#about{background:#F7F9FC}
.about-card{box-shadow:0 18px 54px rgba(7,23,51,.08)}
.about-disclosure{margin-top:18px;padding:14px 16px;border-radius:12px;background:#EEF4FF;color:#344054;font-size:13px;line-height:1.7}

#insights{background:#fff}
.cta-section{background:#F7F9FC}
.cta-box{background:#071733;border-radius:24px}
.form label{display:grid;gap:7px;color:#DCE7F7;font-size:13px;font-weight:700}
.form label span{padding-left:2px}
.form input{min-height:52px}
.form-actions{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(0,.82fr);gap:12px}
.form-actions .btn{width:100%;min-width:0;padding-inline:18px}
.btn-wechat{
  color:#fff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.28);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.btn-wechat i{font-size:20px;color:#8EE6A8;transition:transform .25s cubic-bezier(.22,1,.36,1)}
.btn.btn-wechat:hover,.btn.btn-wechat:focus-visible,.btn.btn-wechat:active{color:#fff;background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.48);box-shadow:0 14px 34px rgba(0,0,0,.18)}
.btn-wechat:hover i{transform:scale(1.12) rotate(-4deg)}

/* 提交信息区 · 微信二维码弹层 */
body.wechat-modal-open{overflow:hidden}
.wechat-modal[hidden]{display:none!important}
.wechat-modal{
  position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:24px;
  opacity:0;transition:opacity .22s ease;
}
.wechat-modal.is-open{opacity:1}
.wechat-modal-backdrop{
  position:absolute;inset:0;width:100%;height:100%;border:0;cursor:default;
  background:rgba(4,15,34,.72);backdrop-filter:blur(12px) saturate(.85);
}
.wechat-dialog{
  position:relative;z-index:1;width:min(440px,100%);padding:36px;border-radius:24px;
  background:#fff;color:var(--ink);text-align:center;border:1px solid rgba(255,255,255,.8);
  box-shadow:0 36px 100px rgba(3,16,40,.28);
  transform:translateY(18px) scale(.975);opacity:0;
  transition:transform .3s cubic-bezier(.22,1,.36,1),opacity .22s ease;
}
.wechat-modal.is-open .wechat-dialog{transform:none;opacity:1}
.wechat-dialog-close{
  position:absolute;top:14px;right:14px;width:38px;height:38px;border-radius:11px;
  border:1px solid var(--line);background:#F7F9FC;color:var(--ink-2);cursor:pointer;font-size:21px;
  display:grid;place-items:center;transition:transform .2s,background .2s,color .2s;
}
.wechat-dialog-close:hover{transform:rotate(4deg);background:#EEF4FF;color:var(--brand-dark)}
.wechat-dialog-kicker{
  display:inline-flex;align-items:center;gap:7px;margin-bottom:12px;padding:7px 12px;
  border-radius:999px;background:#ECFDF3;color:#067647;font-size:13px;font-weight:800;
}
.wechat-dialog-kicker i{font-size:18px}
.wechat-dialog h3{font-size:26px;line-height:1.25;letter-spacing:-.025em}
.wechat-dialog-lead{margin:10px auto 22px;color:#667085;font-size:14px;line-height:1.7}
.wechat-qr-frame{
  width:min(280px,100%);aspect-ratio:1;margin:0 auto;padding:10px;border:1px solid #DCE6F5;
  border-radius:20px;background:#fff;box-shadow:0 14px 40px rgba(23,92,211,.11);
}
.wechat-qr-frame img{display:block;width:100%;height:100%;object-fit:contain;border-radius:12px}
.wechat-qr-tip{margin:16px 0 0;color:#667085;font-size:13px;line-height:1.65}
.wechat-qr-empty{
  min-height:230px;padding:34px 24px;border:1px dashed #BDD0EC;border-radius:20px;
  background:#F7FAFF;display:flex;flex-direction:column;align-items:center;justify-content:center;
}
.wechat-qr-empty i{font-size:52px;color:var(--brand);line-height:1}
.wechat-qr-empty strong{margin-top:14px;font-size:18px}
.wechat-qr-empty span{margin-top:7px;color:#667085;font-size:13px;line-height:1.65}

@media (max-width:1180px){
  .hero-grid{grid-template-columns:minmax(0,1fr) minmax(480px,.92fr);gap:10px}
  .hero h1{font-size:clamp(42px,5vw,58px)}
  .hero-img{width:108%}
  .goal-links{grid-template-columns:1fr}
  .goal-links a{min-height:58px;flex-direction:row;align-items:center}
}

@media (max-width:960px){
  .hero{padding:122px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-seq{padding:0}
  .hero-visual{order:0;margin:0}
  .hero-img{width:100%;margin:0}
  .trust-inner{grid-template-columns:repeat(2,1fr)}
  .trust-inner .proof-item:nth-child(2)::after{display:none}
  .trust-inner .proof-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .goal-grid{grid-template-columns:1fr}
  .delivery-grid{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:700px){
  .hero{padding:112px 0 54px}
  .hero-kicker{font-size:12px;margin-bottom:20px}
  .hero h1{font-size:clamp(36px,10.5vw,48px);letter-spacing:-.04em}
  .hero h1 .grad{font-size:.78em;margin-top:10px}
  .hero .lead{font-size:16px;margin:22px 0 28px}
  .hero-cta{display:grid;grid-template-columns:1fr}
  .hero-cta .btn{width:100%}
  .hero-note{display:grid;gap:9px;margin-top:22px}
  .form-actions{grid-template-columns:1fr}
  .hero-visual{margin:0 -12px}
  .trust-inner{grid-template-columns:1fr}
  .trust-inner .proof-item{justify-content:flex-start;min-height:94px;padding:20px 28px}
  .trust-inner .proof-item:not(:last-child)::after{left:28px;right:28px;top:auto;bottom:0;width:auto;height:1px}
  .trust-inner .proof-item:nth-child(2)::after{display:block}
  .trust-inner .proof-item:nth-child(-n+2){border-bottom:0}
  .proof-icon{width:44px;height:44px;font-size:22px}
  .proof-copy b{font-size:24px}
  .goal-card{padding:26px 22px;min-height:0}
  .goal-card>p{margin-left:0}
  .goal-links{grid-template-columns:1fr}
  .delivery-head{display:block}
  .delivery-head p{margin-top:14px}
  .delivery-grid{grid-template-columns:1fr}
  .d-visual{min-height:330px}
  .detail .btn{width:100%;margin:8px 0 0!important}
}

@media (max-width:480px){
  .hero h1{font-size:35px}
  .hero-img{width:110%;margin-left:-5%}
  .goal-head{align-items:flex-start}
  .goal-icon{width:50px;height:50px;font-size:25px}
  .goal-card h3{font-size:22px}
  .wechat-modal{padding:16px}
  .wechat-dialog{padding:31px 22px 24px;border-radius:20px}
  .wechat-dialog h3{font-size:23px}
}

@media (prefers-reduced-motion:reduce){
  .anim .hero-img-wrap{animation:none!important}
  .hero-img,.proof-icon,.goal-icon,.btn-wechat i,.wechat-modal,.wechat-dialog{transition:none!important}
}