/* ---------- tokens ---------- */
:root{
  --ink:#1d1d1f;
  --ink-2:#6e6e73;
  --ink-3:#86868b;
  --ink-4:#a1a1a6;
  --line:#d2d2d7;
  --line-soft:rgba(0,0,0,.07);
  --bg:#fff;
  --bg-soft:#f5f5f7;
  --blue:#0071e3;
  --green:#1d9a4e;
  --max:1080px;
  --ease:cubic-bezier(.28,.11,.32,1);
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display","PingFang SC","Helvetica Neue","Microsoft YaHei",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth}
body{
  font-family:var(--font);
  font-size:17px;line-height:1.5;
  color:var(--ink);background:var(--bg);
  letter-spacing:-.01em;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;letter-spacing:inherit}
a{color:inherit;text-decoration:none}
ul{list-style:none}

.wrap{max-width:var(--max);margin:0 auto;padding:0 32px}
@media(max-width:760px){.wrap{padding:0 22px}}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:100;
  height:52px;
  background:rgba(255,255,255,.72);
  backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--line-soft);
}
.nav-in{
  max-width:var(--max);margin:0 auto;padding:0 32px;
  height:100%;display:flex;align-items:center;gap:36px;
}
.logo{display:flex;align-items:center;gap:9px;font-size:15px;font-weight:600;letter-spacing:.02em}
.logo-mark{width:20px;height:20px;flex:none}
.logo-mark path,.logo-mark rect{fill:currentColor}
.nav-links{display:flex;gap:30px;margin-left:auto}
.nav-links a{font-size:12.5px;color:var(--ink-2);transition:color .2s var(--ease)}
.nav-links a:hover{color:var(--ink)}
.nav-cta{
  font-size:12.5px;padding:7px 16px;border-radius:980px;
  background:var(--ink);color:#fff;transition:opacity .2s var(--ease);
}
.nav-cta:hover{opacity:.82}
@media(max-width:760px){
  .nav-in{padding:0 22px;gap:16px}
  .nav-links{display:none}
}

/* ---------- hero ---------- */
.hero{padding:88px 0 0;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;color:var(--ink-3);letter-spacing:.02em;
  margin-bottom:26px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--green);flex:none}
.hero h1{
  font-size:clamp(38px,6.8vw,78px);
  line-height:1.08;
  font-weight:600;
  letter-spacing:-.035em;
  margin-bottom:26px;
}
.hero h1 em{font-style:normal;color:var(--ink-3)}
.hero p{
  font-size:clamp(17px,2vw,21px);
  line-height:1.6;color:var(--ink-2);
  max-width:640px;margin:0 auto 38px;
  letter-spacing:-.01em;
}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:980px;
  font-size:15px;font-weight:500;letter-spacing:-.01em;
  transition:all .22s var(--ease);
  white-space:nowrap;
}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000;transform:translateY(-1px)}
.btn-ghost{color:var(--ink);border:1px solid rgba(0,0,0,.18)}
.btn-ghost:hover{border-color:var(--ink);background:rgba(0,0,0,.02)}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:#0077ed}

.hero-meta{
  margin-top:46px;
  display:flex;justify-content:center;gap:0;
  font-size:12.5px;color:var(--ink-3);
  flex-wrap:wrap;
}
.hero-meta span{padding:0 26px;border-right:1px solid var(--line-soft)}
.hero-meta span:last-child{border-right:0}
@media(max-width:760px){
  .hero{padding:72px 0 0}
  .hero-meta{gap:0;row-gap:10px;margin-top:44px}
  .hero-meta span{padding:0 14px;font-size:12px}
}

/* ---------- stage (product preview under hero) ---------- */
.stage{
  margin-top:52px;
  position:relative;
  padding-bottom:0;
  display:flex;justify-content:center;
}
.stage-glow{
  position:absolute;inset:auto 0 0 0;height:340px;
  background:radial-gradient(60% 100% at 50% 100%,rgba(0,0,0,.06),transparent 70%);
  pointer-events:none;
}
@media(max-width:760px){.stage{margin-top:48px}}
.stage-note{
  text-align:center;margin-top:34px;
  font-size:12px;color:var(--ink-4);letter-spacing:.04em;
}
.stage-note b{font-weight:500;color:var(--ink-2)}

/* ---------- phone ---------- */
.phone{
  width:372px;height:750px;flex:none;
  border-radius:52px;
  background:#0b0b0d;
  padding:11px;
  box-shadow:
    0 2px 4px rgba(0,0,0,.14),
    0 18px 40px -12px rgba(0,0,0,.28),
    0 40px 90px -30px rgba(0,0,0,.24);
  position:relative;
}
.phone::after{
  content:"";position:absolute;top:11px;left:50%;transform:translateX(-50%);
  width:112px;height:26px;background:#0b0b0d;border-radius:0 0 18px 18px;z-index:20;
}
.screen{
  width:100%;height:100%;border-radius:41px;overflow:hidden;
  background:#fff;position:relative;display:flex;flex-direction:column;
}
.statusbar{
  height:46px;flex:none;display:flex;align-items:flex-end;justify-content:space-between;
  padding:0 26px 6px;font-size:13px;font-weight:600;letter-spacing:0;
}
.statusbar .sb-r{display:flex;gap:5px;align-items:center}
.statusbar svg{width:16px;height:11px}

/* ---------- app shell ---------- */
.app{flex:1;min-height:0;position:relative;overflow:hidden;display:flex;flex-direction:column}
.app-head{
  padding:4px 20px 12px;flex:none;
  display:flex;align-items:center;justify-content:space-between;
}
.app-title{font-size:26px;font-weight:600;letter-spacing:-.03em}
.loc{
  display:flex;align-items:center;gap:4px;font-size:12px;color:var(--ink-3);
  padding:5px 10px 5px 8px;background:var(--bg-soft);border-radius:980px;
}
.loc svg{width:11px;height:11px}

.chips{
  display:flex;gap:7px;padding:2px 20px 14px;overflow-x:auto;flex:none;
  scrollbar-width:none;
}
.chips::-webkit-scrollbar{display:none}
.chip{
  flex:none;font-size:12.5px;padding:7px 13px;border-radius:980px;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);
  transition:all .18s var(--ease);white-space:nowrap;
}
.chip.on{background:var(--ink);border-color:var(--ink);color:#fff}
.chip:active{transform:scale(.97)}

.scroll{flex:1;overflow-y:auto;overscroll-behavior:contain;padding-bottom:16px}
.scroll::-webkit-scrollbar{width:0}

/* job cards */
.joblist{display:flex;flex-direction:column;gap:10px;padding:0 20px}
.job{
  border:1px solid var(--line-soft);
  border-radius:16px;padding:14px;
  display:flex;gap:12px;
  transition:all .2s var(--ease);
  background:#fff;
}
.job:active{transform:scale(.985);background:#fafafa}
.job .logo-sq{
  width:42px;height:42px;border-radius:11px;flex:none;
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:600;color:#fff;letter-spacing:0;
}
.job-body{flex:1;min-width:0}
.job-top{display:flex;justify-content:space-between;align-items:baseline;gap:8px}
.job-title{font-size:15px;font-weight:600;letter-spacing:-.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.job-pay{font-size:14px;font-weight:600;color:var(--ink);flex:none}
.job-pay small{font-size:11px;font-weight:400;color:var(--ink-3)}
.job-shop{font-size:12px;color:var(--ink-3);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.job-tags{display:flex;gap:6px;margin-top:9px;flex-wrap:wrap}
.tag{
  font-size:11px;padding:3px 7px;border-radius:5px;
  background:var(--bg-soft);color:var(--ink-2);letter-spacing:0;
}
.tag.warn{background:#fff4e5;color:#8a5a00}
.tag.ok{background:#e9f7ee;color:#116a37}
.tag.b{background:#eaf3fd;color:#0a5cae}

/* tabbar */
.tabbar{
  flex:none;height:64px;border-top:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-around;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);
  padding-bottom:8px;
}
.tabbar button{
  display:flex;flex-direction:column;align-items:center;gap:3px;
  font-size:10px;color:var(--ink-4);letter-spacing:0;width:64px;
  transition:color .18s var(--ease);
}
.tabbar button svg{width:21px;height:21px;stroke-width:1.6}
.tabbar button.on{color:var(--ink)}

/* detail sheet inside phone */
.detail{
  position:absolute;inset:0;background:#fff;z-index:30;
  display:flex;flex-direction:column;
  transform:translateX(100%);
  transition:transform .34s var(--ease);
}
.detail.open{transform:translateX(0)}
.d-head{
  flex:none;padding:54px 16px 10px;display:flex;align-items:center;gap:10px;
}
.back-btn{width:32px;height:32px;border-radius:50%;background:var(--bg-soft);display:flex;align-items:center;justify-content:center;flex:none}
.back-btn svg{width:15px;height:15px}
.d-title{font-size:16px;font-weight:600;letter-spacing:-.02em}
.d-scroll{flex:1;overflow-y:auto;padding:0 20px 120px}
.d-scroll::-webkit-scrollbar{width:0}
.d-hero{
  border-radius:18px;padding:22px 20px;margin-bottom:20px;
  background:var(--bg-soft);
}
.d-hero .big{font-size:34px;font-weight:600;letter-spacing:-.04em;line-height:1.1}
.d-hero .big small{font-size:14px;font-weight:400;color:var(--ink-2);letter-spacing:0}
.d-hero .sub{font-size:13px;color:var(--ink-2);margin-top:6px}
.d-sec{margin-bottom:22px}
.d-sec h4{font-size:11px;letter-spacing:.08em;color:var(--ink-3);text-transform:uppercase;margin-bottom:10px;font-weight:500}
.d-row{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid var(--line-soft);font-size:14px}
.d-row:last-child{border-bottom:0}
.d-row span:first-child{color:var(--ink-2)}
.d-row span:last-child{font-weight:500}
.d-list{font-size:14px;color:var(--ink);line-height:1.75}
.d-list li{display:flex;gap:9px}
.d-list li::before{content:"";width:4px;height:4px;border-radius:50%;background:var(--ink-4);margin-top:10px;flex:none}
.shop-row{display:flex;gap:12px;align-items:center;padding:14px;border:1px solid var(--line-soft);border-radius:14px}
.shop-row .logo-sq{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;font-size:15px;flex:none}
.shop-row .nm{font-size:14px;font-weight:600}
.shop-row .mt{font-size:12px;color:var(--ink-3);margin-top:2px}
.cta-bar{
  position:absolute;left:0;right:0;bottom:0;padding:14px 20px 26px;
  background:linear-gradient(180deg,rgba(255,255,255,0) 0%,#fff 34%);
}
.cta-bar .btn{width:100%;height:50px;font-size:16px}
.signed{
  background:#e9f7ee;color:#116a37;border-radius:16px;padding:16px;
  display:flex;align-items:center;gap:12px;margin-bottom:20px;
}
.signed .code{font-size:22px;font-weight:600;letter-spacing:.16em;font-variant-numeric:tabular-nums}
.signed .lbl{font-size:11px;color:#2b7a4b;letter-spacing:.04em}

/* ---------- merchant app ---------- */
.m-body{padding:0 20px}
.field{margin-bottom:20px}
.field label{display:block;font-size:12px;color:var(--ink-3);margin-bottom:9px;letter-spacing:.02em}
.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.choice{
  border:1px solid var(--line);border-radius:12px;padding:13px 12px;
  font-size:13.5px;text-align:left;transition:all .18s var(--ease);
  display:flex;justify-content:space-between;align-items:center;
}
.choice.on{border-color:var(--ink);background:var(--ink);color:#fff}
.choice .ck{opacity:0;font-size:12px}
.choice.on .ck{opacity:1}
.stepper{display:flex;align-items:center;gap:14px}
.stepper button{width:38px;height:38px;border-radius:50%;background:var(--bg-soft);font-size:18px;display:flex;align-items:center;justify-content:center;transition:background .18s}
.stepper button:active{background:#e8e8ed}
.stepper .val{font-size:26px;font-weight:600;letter-spacing:-.03em;min-width:44px;text-align:center;font-variant-numeric:tabular-nums}
.stepper .unit{font-size:12.5px;color:var(--ink-3);margin-left:auto}
.summary{
  background:var(--bg-soft);border-radius:14px;padding:16px;font-size:13px;line-height:1.9;color:var(--ink-2);
  margin-bottom:16px;
}
.summary b{color:var(--ink);font-weight:600}

.posted{
  text-align:center;padding:36px 10px 10px;
}
.posted .ok{width:56px;height:56px;border-radius:50%;background:#e9f7ee;display:flex;align-items:center;justify-content:center;margin:0 auto 18px}
.posted h3{font-size:20px;font-weight:600;letter-spacing:-.02em;margin-bottom:8px}
.posted p{font-size:13.5px;color:var(--ink-2);line-height:1.7}

.mjob{border:1px solid var(--line-soft);border-radius:16px;padding:16px;margin-bottom:10px}
.mjob .top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.mjob .nm{font-size:15px;font-weight:600;letter-spacing:-.02em}
.mjob .sub{font-size:12px;color:var(--ink-3);margin-top:4px}
.mjob .cnt{font-size:12px;color:var(--blue);font-weight:500;flex:none}
.applicant{display:flex;align-items:center;gap:11px;padding:11px 0;border-top:1px solid var(--line-soft)}
.avatar{width:34px;height:34px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:#fff}
.applicant .info{flex:1;min-width:0}
.applicant .nm2{font-size:13.5px;font-weight:500}
.applicant .mt2{font-size:11px;color:var(--ink-3);margin-top:2px}
.mini-btn{font-size:12px;padding:6px 12px;border-radius:980px;border:1px solid var(--line);transition:all .18s}
.mini-btn.primary{background:var(--ink);border-color:var(--ink);color:#fff}
.mini-btn.done{background:#e9f7ee;border-color:transparent;color:#116a37}

/* ---------- sections ---------- */
section{position:relative}
.sec{padding:120px 0}
.sec-soft{background:var(--bg-soft)}
@media(max-width:760px){.sec{padding:76px 0}}

.sec-label{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin-bottom:22px}
.h2{font-size:clamp(28px,4.4vw,50px);line-height:1.14;font-weight:600;letter-spacing:-.03em;max-width:16em}
.h2 em{font-style:normal;color:var(--ink-3)}
.lead{font-size:17px;line-height:1.65;color:var(--ink-2);max-width:34em}

/* split / problem */
.split{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-top:76px;border-top:1px solid var(--line-soft)}
.split > div{padding:44px 44px 44px 0}
.split > div + div{padding:44px 0 44px 44px;border-left:1px solid var(--line-soft)}
.split h3{font-size:13px;letter-spacing:.06em;color:var(--ink-3);text-transform:uppercase;margin-bottom:22px;font-weight:500}
.split ol{counter-reset:c}
.split li{
  counter-increment:c;
  font-size:17px;line-height:1.55;
  padding:13px 0;border-bottom:1px solid var(--line-soft);
  display:flex;gap:14px;color:var(--ink);
}
.split li:last-child{border-bottom:0}
.split li::before{
  content:counter(c,decimal-leading-zero);
  font-size:11px;color:var(--ink-4);letter-spacing:.06em;padding-top:5px;flex:none;
  font-variant-numeric:tabular-nums;
}
@media(max-width:900px){
  .split{grid-template-columns:1fr;margin-top:48px}
  .split > div{padding:32px 0}
  .split > div + div{padding:32px 0 0;border-left:0;border-top:1px solid var(--line-soft)}
}

/* ---------- product showcase ---------- */
.show{display:grid;grid-template-columns:1fr auto;gap:80px;align-items:center;margin-top:64px}
.show-txt{max-width:420px}
.tabs{display:inline-flex;background:rgba(0,0,0,.05);padding:3px;border-radius:980px;margin-bottom:28px}
.tabs button{font-size:13px;padding:8px 20px;border-radius:980px;color:var(--ink-2);transition:all .2s var(--ease)}
.tabs button.on{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.09)}
.feat{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line-soft)}
.feat:last-child{border-bottom:0}
.feat .n{font-size:11px;color:var(--ink-4);letter-spacing:.06em;padding-top:4px;flex:none;width:20px;font-variant-numeric:tabular-nums}
.feat h4{font-size:16px;font-weight:600;letter-spacing:-.02em;margin-bottom:5px}
.feat p{font-size:14px;color:var(--ink-2);line-height:1.6}
@media(max-width:900px){
  .show{grid-template-columns:1fr;gap:44px;margin-top:40px;justify-items:center}
  .show-txt{order:2;max-width:100%;width:100%}
  .phone{width:340px;height:690px}
}
@media(max-width:420px){
  .phone{width:302px;height:632px;padding:9px;border-radius:44px}
  .phone::after{width:92px;height:22px;top:9px}
  .screen{border-radius:35px}
}

/* ---------- mechanism rows ---------- */
.mech{margin-top:60px;border-top:1px solid var(--line-soft)}
.mrow{
  display:grid;grid-template-columns:56px minmax(0,1fr) minmax(0,1.12fr);gap:30px;
  padding:40px 0;border-bottom:1px solid var(--line-soft);
  align-items:start;
}
.mrow .num{font-size:12.5px;color:var(--ink-3);letter-spacing:.06em;padding-top:8px;font-variant-numeric:tabular-nums}
.mrow h3{font-size:clamp(20px,2.4vw,26px);font-weight:600;letter-spacing:-.025em;line-height:1.3}
.mrow p{font-size:15.5px;color:var(--ink-2);line-height:1.68}
@media(max-width:820px){
  .mrow{grid-template-columns:1fr;gap:12px;padding:28px 0}
  .mrow .num{padding-top:0}
}

/* ---------- trust ---------- */
.twocol{display:grid;grid-template-columns:.92fr 1.08fr;gap:88px;align-items:start}
.tcol-r{margin-top:4px}
.titem{display:flex;gap:22px;padding:28px 0;border-bottom:1px solid var(--line)}
.titem:first-child{padding-top:0}
.titem:last-child{border-bottom:0;padding-bottom:0}
.tic{width:24px;height:24px;flex:none;margin-top:3px;color:var(--ink)}
.tic svg{width:24px;height:24px}
.titem h4{font-size:16.5px;font-weight:600;letter-spacing:-.022em;margin-bottom:8px}
.titem p{font-size:14.5px;color:var(--ink-2);line-height:1.66;max-width:32em}
@media(max-width:920px){
  .twocol{grid-template-columns:1fr;gap:44px}
}

/* ---------- quote band ---------- */
.band{padding:120px 0;text-align:center;background:var(--bg-soft)}
.band blockquote{
  font-size:clamp(24px,3.6vw,40px);line-height:1.34;font-weight:600;letter-spacing:-.03em;
  max-width:19em;margin:0 auto 24px;
}
.band cite{font-style:normal;font-size:13.5px;color:var(--ink-3);letter-spacing:.01em}

/* ---------- footer ---------- */
footer{background:#fff;border-top:1px solid var(--line-soft);padding:52px 0 40px}
.f-top{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;padding-bottom:34px;border-bottom:1px solid var(--line-soft)}
.f-brand{display:flex;align-items:center;gap:9px;font-size:14px;font-weight:600}
.f-note{font-size:12.5px;color:var(--ink-3);line-height:1.7;max-width:30em;margin-top:14px}
.f-links{display:flex;gap:44px;flex-wrap:wrap}
.f-col h5{font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-4);margin-bottom:14px;font-weight:500}
.f-col a{display:block;font-size:12.5px;color:var(--ink-2);margin-bottom:9px;transition:color .18s}
.f-col a:hover{color:var(--ink)}
.f-btm{padding-top:24px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:11.5px;color:var(--ink-4)}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(14px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}