:root{
  --ink:#182c47;
  --muted:#64758b;
  --blue:#1768ec;
  --line:#e2e9f2;
  --surface:#f4f7fb;
  --green:#13794d;
  --radius:18px;
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif;
  color:var(--ink);
  background:var(--surface);
  font-synthesis:none
}
*{
  box-sizing:border-box
}
body{
  margin:0
}
button,input,select{
  font:inherit
}
button,a,select{
  touch-action:manipulation
}
a{
  color:var(--blue);
  text-decoration:none
}
button{
  cursor:pointer
}
button:disabled{
  cursor:default;
  opacity:.6
}
button:focus-visible,a:focus-visible,select:focus-visible{
  outline:3px solid #89b6fc;
  outline-offset:4px
}
h1,h2,h3,p{
  margin-top:0
}
h1{
  font-size:clamp(30px,4.7vw,52px);
  letter-spacing:-1.7px;
  line-height:1.15;
  font-weight:740
}
h2{
  font-size:26px;
  letter-spacing:-.6px
}
h3{
  font-size:20px
}
p{
  line-height:1.65
}
.muted{
  color:var(--muted)
}
.small{
  font-size:13px
}
.eyebrow{
  color:var(--blue);
  font-size:12px;
  font-weight:700;
  letter-spacing:1.6px;
  text-transform:uppercase;
  margin-bottom:15px
}
.skip-link{
  position:absolute;
  left:20px;
  top:-100px;
  z-index:10
}
.skip-link:focus{
  top:12px;
  background:white;
  padding:10px
}
.prototype-bar{
  background:#e8effc;
  color:#345278;
  text-align:center;
  padding:9px 20px;
  font-size:12px;
  line-height:1.5
}
.prototype-bar strong{
  font-weight:700
}
.prototype-bar .dot{
  margin:0 9px;
  color:#99aecb
}
.site-header{
  max-width:1200px;
  margin:auto;
  padding:24px 34px;
  display:flex;
  align-items:center;
  gap:28px;
  border-bottom:1px solid var(--line)
}
.brand{
  font-size:29px;
  font-weight:800;
  color:var(--ink);
  letter-spacing:-1.2px;
  display:flex;
  align-items:center;
  white-space:nowrap
}
.brand>span:first-child{
  color:var(--blue)
}
.brand-dot{
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--blue);
  margin:9px 0 0 4px
}
.site-header nav{
  display:flex;
  gap:26px;
  margin-left:auto;
  font-size:14px
}
.site-header nav a{
  color:var(--muted);
  padding:8px 0
}
.site-header nav a.active{
  color:var(--ink);
  font-weight:650
}
.language-button{
  padding:9px 12px;
  background:white;
  border:1px solid var(--line);
  border-radius:8px;
  color:var(--ink);
  font-size:13px;
  white-space:nowrap
}
main{
  max-width:1200px;
  margin:auto;
  padding:38px 34px 70px;
  min-height:65vh
}
main:focus{
  outline:none
}
.hero{
  display:grid;
  grid-template-columns:1.3fr 1fr;
  gap:70px;
  align-items:center;
  padding:25px 0 55px
}
.hero h1{
  max-width:620px;
  margin-bottom:20px
}
.hero p{
  max-width:500px;
  margin-bottom:24px
}
.hero-note{
  display:flex;
  gap:20px;
  font-size:12px;
  color:var(--muted)
}
.hero-note span:before{
  content:"✓";
  color:var(--blue);
  margin-right:7px;
  font-weight:700
}
.desktop-art{
  position:relative;
  padding:24px 14px 10px
}
.art-orbit{
  position:absolute;
  inset:-10px 0;
  border-radius:50%;
  background:radial-gradient(ellipse,#dce8fd 0%,transparent 70%);
  z-index:-1
}
.computer{
  transform:rotate(-3deg);
  background:#fff;
  border:1px solid #d4e0f1;
  border-radius:14px;
  box-shadow:0 20px 55px #2c5a9b17;
  padding:14px
}
.computer-top{
  display:flex;
  gap:5px;
  padding:2px 0 12px
}
.computer-top i{
  width:6px;
  height:6px;
  border-radius:50%;
  background:#d3deed
}
.computer-screen{
  background:#edf3fd;
  border-radius:6px;
  padding:26px 18px;
  min-height:170px;
  display:grid;
  grid-template-columns:52px 1fr;
  gap:15px;
  align-items:center
}
.app-icon{
  background:var(--blue);
  width:52px;
  height:52px;
  border-radius:12px;
  display:grid;
  place-items:center;
  color:white;
  font-size:26px
}
.screen-lines{
  display:grid;
  gap:10px
}
.screen-lines span{
  height:7px;
  background:#cedcf2;
  border-radius:6px
}
.screen-lines span:nth-child(2){
  width:74%;
  background:#d9e5f6
}
.screen-lines span:nth-child(3){
  width:46%;
  background:#d9e5f6
}
.art-chip{
  position:absolute;
  bottom:-5px;
  right:0;
  background:white;
  border:1px solid var(--line);
  box-shadow:0 10px 30px #2c5a9b10;
  border-radius:10px;
  padding:12px 17px;
  font-size:12px
}
.art-chip span{
  color:var(--green);
  margin-right:7px
}
.section-heading{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  gap:20px;
  margin-bottom:20px
}
.section-heading h2{
  margin-bottom:0
}
.filters{
  display:flex;
  gap:18px;
  align-items:center;
  margin-bottom:22px;
  flex-wrap:wrap
}
.field{
  display:grid;
  gap:8px;
  min-width:190px;
  font-size:13px;
  font-weight:600
}
.field select{
  width:100%;
  padding:12px 35px 12px 13px;
  background:white;
  border:1px solid #d7e2f0;
  border-radius:9px;
  color:var(--ink);
  font-weight:450
}
.filter-tabs{
  display:flex;
  flex-wrap:wrap;
  gap:7px;
  align-self:end
}
.filter-tabs button{
  border:1px solid transparent;
  color:var(--muted);
  background:transparent;
  padding:12px 16px;
  border-radius:8px;
  font-size:13px
}
.filter-tabs button.selected{
  background:white;
  border-color:var(--line);
  color:var(--ink);
  box-shadow:0 2px 5px #173b6210
}
.product-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px
}
.product-card{
  position:relative;
  border:1px solid var(--line);
  background:white;
  border-radius:var(--radius);
  padding:22px;
  display:flex;
  flex-direction:column
}
.product-card.featured{
  border-color:#b1cafa
}
.product-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:12px
}
.product-icon{
  height:42px;
  width:42px;
  border-radius:11px;
  background:#edf3fd;
  color:var(--blue);
  display:grid;
  place-items:center;
  font-size:20px
}
.tag{
  font-size:11px;
  color:var(--blue);
  background:#edf3fd;
  border-radius:5px;
  padding:5px 8px
}
.product-card h3{
  margin-bottom:8px
}
.product-card p{
  font-size:13px;
  min-height:42px;
  margin-bottom:14px;
  color:var(--muted)
}
.price{
  font-size:34px;
  font-weight:700;
  letter-spacing:-1px;
  margin-bottom:4px
}
.price small{
  font-size:12px;
  font-weight:450;
  color:var(--muted);
  letter-spacing:0
}
.price-caption{
  font-size:11px;
  color:var(--muted)
}
.spec-list{
  padding:12px 0;
  margin:12px 0;
  list-style:none;
  border-top:1px solid var(--line);
  display:grid;
  gap:8px;
  font-size:13px
}
.spec-list li{
  display:flex;
  justify-content:space-between
}
.spec-list span{
  color:var(--muted)
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:13px 20px;
  border-radius:9px;
  border:1px solid var(--line);
  background:white;
  color:var(--ink);
  font-weight:650;
  font-size:14px;
  line-height:1.3;
  text-align:center
}
.btn.primary{
  background:var(--blue);
  color:white;
  border-color:var(--blue);
  box-shadow:0 4px 10px #1768ec15
}
.btn.primary:hover{
  background:#0e58d0
}
.btn.secondary{
  background:#eef4ff;
  border-color:#d7e5fb;
  color:var(--blue)
}
.btn.full{
  width:100%
}
.product-card .btn{
  margin-top:auto;
  padding:12px 18px
}
.notice{
  font-size:12px;
  line-height:1.7;
  color:var(--muted);
  padding:16px 19px;
  border:1px solid var(--line);
  border-radius:10px;
  background:#eef3fa;
  margin-top:23px
}
.notice.info{
  color:#345d91;
  background:#eef4ff;
  border-color:#d8e5fa
}
.notice.success{
  color:var(--green);
  background:#edf8f2;
  border-color:#cdebdc
}
.back-link{
  display:inline-block;
  font-size:13px;
  margin-bottom:25px;
  color:var(--muted)
}
.page-heading{
  margin:5px 0 30px
}
.page-heading h1{
  font-size:34px;
  margin-bottom:12px;
  letter-spacing:-1px
}
.page-heading p{
  margin-bottom:0
}
.steps{
  display:flex;
  gap:0;
  margin-bottom:35px;
  border:1px solid var(--line);
  border-radius:10px;
  background:white;
  overflow:hidden
}
.step{
  flex:1;
  display:flex;
  align-items:center;
  gap:9px;
  padding:15px 20px;
  font-size:12px;
  color:var(--muted);
  border-right:1px solid var(--line)
}
.step:last-child{
  border:0
}
.step b{
  font-size:11px;
  display:grid;
  place-items:center;
  width:23px;
  height:23px;
  border-radius:50%;
  background:#eef2f8;
  color:#62738a
}
.step.current{
  color:var(--blue);
  font-weight:650;
  background:#f7faff
}
.step.current b{
  color:white;
  background:var(--blue)
}
.step.done b{
  color:var(--green);
  background:#e8f5ee
}
.two-column{
  display:grid;
  grid-template-columns:minmax(0,1.45fr) minmax(290px,1fr);
  gap:24px;
  align-items:start
}
.panel{
  background:white;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  margin-bottom:20px
}
.panel h2{
  font-size:20px;
  margin-bottom:20px
}
.panel h3{
  font-size:16px;
  margin-bottom:10px
}
.panel .product-top{
  margin-bottom:16px
}
.detail-intro{
  padding-bottom:18px;
  border-bottom:1px solid var(--line);
  margin-bottom:22px
}
.detail-intro h2{
  font-size:27px;
  margin-bottom:10px
}
.detail-intro p{
  margin-bottom:0
}
.details-specs{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
  margin:25px 0
}
.spec-block{
  border-radius:10px;
  background:var(--surface);
  padding:20px 10px;
  text-align:center
}
.spec-block strong{
  display:block;
  font-size:21px;
  margin-bottom:6px
}
.spec-block span{
  font-size:12px;
  color:var(--muted)
}
.form-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin:24px 0
}
.summary .label{
  font-size:11px;
  letter-spacing:1px;
  color:var(--muted);
  text-transform:uppercase;
  margin-bottom:17px
}
.summary .price{
  margin:20px 0 5px;
  font-size:39px
}
.summary dl,.order-info{
  display:grid;
  grid-template-columns:1fr auto;
  row-gap:16px;
  margin:24px 0;
  font-size:13px
}
.summary dt,.order-info dt{
  color:var(--muted)
}
.summary dd,.order-info dd{
  margin:0;
  text-align:right;
  max-width:230px;
  overflow-wrap:anywhere
}
.summary .total-line{
  border-top:1px solid var(--line);
  padding-top:17px
}
.summary .total-line strong{
  font-size:22px
}
.summary .btn{
  margin-top:20px
}
.summary p.small{
  margin-bottom:0
}
.inline-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px
}
.customer-avatar{
  width:40px;
  height:40px;
  border-radius:50%;
  background:#edf3fd;
  color:var(--blue);
  display:grid;
  place-items:center;
  font-weight:650;
  flex-shrink:0
}
.customer-box{
  display:flex;
  align-items:center;
  gap:13px
}
.customer-box strong{
  font-size:14px
}
.customer-box p{
  font-size:12px;
  margin:5px 0 0;
  color:var(--muted)
}
.payment-option{
  display:flex;
  align-items:center;
  gap:14px;
  padding:19px;
  border:1.5px solid var(--blue);
  border-radius:12px;
  background:#f9fbff;
  margin-bottom:13px
}
.payment-option.disabled{
  border-color:var(--line);
  background:#fafbfd;
  color:var(--muted)
}
.coin-icon{
  width:39px;
  height:39px;
  border-radius:50%;
  background:#e5f5f0;
  color:#16866a;
  display:grid;
  place-items:center;
  font-weight:700;
  font-size:21px;
  flex-shrink:0
}
.code-icon{
  background:#edf0f5;
  color:#8190a5;
  font-size:18px
}
.payment-option strong{
  display:block;
  font-size:14px;
  margin-bottom:5px
}
.payment-option p{
  font-size:12px;
  color:var(--muted);
  margin:0
}
.selection-mark{
  margin-left:auto;
  width:17px;
  height:17px;
  border:5px solid var(--blue);
  border-radius:50%;
  flex-shrink:0
}
.result-heading{
  text-align:center;
  max-width:720px;
  margin:15px auto 32px
}
.result-icon{
  margin:0 auto 20px;
  width:62px;
  height:62px;
  border-radius:50%;
  background:#e6f5ee;
  color:var(--green);
  display:grid;
  place-items:center;
  font-size:29px
}
.result-heading h1{
  font-size:32px;
  letter-spacing:-.8px
}
.result-heading p{
  color:var(--muted)
}
.timeline{
  list-style:none;
  padding:0;
  margin:0
}
.timeline li{
  display:flex;
  gap:14px;
  padding:0 0 27px;
  position:relative
}
.timeline li:last-child{
  padding-bottom:0
}
.timeline-dot{
  width:24px;
  height:24px;
  border-radius:50%;
  background:#e8f5ee;
  color:var(--green);
  display:grid;
  place-items:center;
  flex-shrink:0;
  font-size:12px;
  position:relative
}
.timeline li:not(:last-child):before{
  content:"";
  position:absolute;
  top:25px;
  bottom:3px;
  left:11px;
  width:1px;
  background:var(--line)
}
.timeline .pending .timeline-dot{
  background:#eef1f6;
  color:var(--muted)
}
.timeline strong{
  display:block;
  font-size:14px;
  margin:2px 0 6px
}
.timeline p{
  font-size:12px;
  color:var(--muted);
  margin:0
}
.order-list{
  display:grid;
  gap:14px
}
.order-card{
  border:1px solid var(--line);
  border-radius:14px;
  padding:24px;
  background:white;
  display:grid;
  grid-template-columns:1.6fr 1fr auto;
  gap:20px;
  align-items:center
}
.order-card h3{
  font-size:17px;
  margin-bottom:10px
}
.order-card p{
  font-size:12px;
  margin:0;
  color:var(--muted)
}
.badge{
  font-size:11px;
  border-radius:6px;
  padding:7px 9px;
  display:inline-block;
  background:#fff4de;
  color:#8c6521
}
.badge.paid{
  background:#e8f6ee;
  color:var(--green)
}
.order-amount{
  font-size:21px;
  font-weight:650;
  text-align:right;
  white-space:nowrap
}
.order-card .btn{
  font-size:12px;
  padding:11px 15px
}
.empty-state{
  max-width:680px;
  margin:35px auto;
  text-align:center;
  padding:50px 30px
}
.empty-symbol{
  font-size:36px;
  margin-bottom:18px;
  color:#9ab6db
}
.empty-state h2{
  font-size:24px
}
.empty-state p{
  color:var(--muted);
  font-size:14px
}
.empty-state .btn{
  margin-top:13px
}
footer{
  max-width:1200px;
  margin:auto;
  padding:23px 34px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:15px;
  font-size:11px;
  color:var(--muted)
}
footer a{
  color:var(--muted)
}
.plan-art{
  height:104px;
  position:relative;
  overflow:hidden;
  margin:-22px -22px 14px;
  padding:20px 22px;
  background:linear-gradient(125deg,#e7efff,#dceafa);
  border-radius:17px 17px 0 0
}
.plan-art.plus{
  background:linear-gradient(125deg,#e8e4fb,#dde9ff)
}
.plan-art.pro{
  background:linear-gradient(125deg,#e3edff,#e4f3f1)
}
.plan-art strong{
  position:relative;
  z-index:1;
  font-size:19px;
  display:block;
  width:52%;
  line-height:1.35;
  letter-spacing:-.3px
}
.plan-art small{
  display:block;
  font-size:10px;
  color:#6f84a6;
  margin-top:10px
}
.mini-desktop{
  position:absolute;
  right:23px;
  top:20px;
  width:78px;
  height:54px;
  background:#ffffffd9;
  border:3px solid #fff;
  border-radius:8px;
  box-shadow:0 13px 23px #6179ac22;
  transform:rotate(-8deg);
  padding:6px
}
.mini-desktop:after{
  content:"";
  position:absolute;
  width:38px;
  height:6px;
  background:#b4c8e5;
  bottom:-12px;
  left:17px;
  border-radius:4px
}
.mini-desktop .mini-window{
  height:100%;
  border-radius:4px;
  background:#d1e3ff;
  display:grid;
  grid-template-columns:12px 1fr;
  gap:5px;
  padding:6px
}
.mini-window i{
  background:#709dec;
  border-radius:3px
}
.mini-window i:nth-child(2){
  background:#a9c7f7
}
.plan-art.plus .mini-desktop{
  transform:rotate(8deg);
  right:25px
}
.plan-art.plus .mini-window{
  background:#dcd7ff
}
.plan-art.plus .mini-window i{
  background:#ab9ee7
}
.plan-art.pro .mini-window{
  background:#d0ecea
}
.plan-art.pro .mini-window i{
  background:#79bcb5
}
@media(min-width:900px){
  .summary{
    position:sticky;
    top:24px
  }
}
@media(max-width:640px){
  .product-card .plan-art{
    margin:-20px -20px 14px;
    padding:20px
  }
  .product-card .mini-desktop{
    right:23px;
    width:78px
  }
  .product-card .plan-art.plus .mini-desktop{
    right:23px
  }
}
@media(max-width:850px){
  .hero{
    gap:35px
  }
  .hero-note{
    gap:10px;
    flex-wrap:wrap
  }
  .product-grid{
    gap:12px
  }
  .product-card{
    padding:20px 18px
  }
  .plan-art{
    margin:-20px -18px 14px;
    padding:20px 18px
  }
  .mini-desktop{
    right:12px;
    width:72px
  }
  .plan-art.plus .mini-desktop{
    right:12px
  }
  .two-column{
    grid-template-columns:1.25fr 1fr;
    gap:18px
  }
  .panel{
    padding:23px
  }
  .step{
    padding:14px 12px
  }
  .order-card{
    grid-template-columns:1.5fr 1fr
  }
  .order-card .btn{
    grid-column:1/-1;
    width:100%
  }
}
@media(max-width:640px){
  .prototype-bar{
    font-size:10px;
    padding:8px 12px
  }
  .prototype-bar .dot{
    margin:0 5px
  }
  .site-header{
    padding:17px 18px;
    gap:15px;
    flex-wrap:wrap
  }
  .brand{
    font-size:26px
  }
  .site-header nav{
    gap:20px;
    font-size:12px;
    margin-left:auto
  }
  .language-button{
    padding:8px 9px;
    font-size:11px
  }
  .site-header nav a[href="/environment.html"]{
    display:none
  }
  main{
    padding:23px 18px 45px
  }
  .hero{
    grid-template-columns:1fr;
    padding:14px 0 32px;
    gap:8px
  }
  .hero h1{
    font-size:35px;
    letter-spacing:-1px;
    margin-bottom:15px
  }
  .hero p{
    font-size:14px;
    margin-bottom:16px
  }
  .desktop-art{
    display:none
  }
  .section-heading{
    display:block;
    margin-bottom:16px
  }
  .section-heading h2{
    font-size:23px;
    margin-bottom:9px
  }
  .section-heading .small{
    font-size:11px
  }
  .filters{
    gap:10px
  }
  .filters>.field{
    width:100%
  }
  .filter-tabs{
    width:100%;
    gap:2px
  }
  .filter-tabs button{
    flex:1;
    padding:10px 4px;
    font-size:12px
  }
  .product-grid{
    grid-template-columns:1fr;
    gap:15px
  }
  .product-card{
    padding:20px
  }
  .product-card p{
    min-height:0;
    margin-bottom:12px
  }
  .product-top{
    margin-bottom:12px
  }
  .spec-list{
    margin:12px 0
  }
  .two-column{
    grid-template-columns:1fr
  }
  .panel{
    padding:22px;
    margin-bottom:0
  }
  .steps{
    margin-bottom:25px
  }
  .step{
    padding:12px 7px;
    gap:5px;
    justify-content:center;
    font-size:10px
  }
  .step b{
    width:19px;
    height:19px;
    font-size:10px
  }
  .page-heading{
    margin-bottom:23px
  }
  .page-heading h1{
    font-size:28px
  }
  .page-heading p{
    font-size:13px
  }
  .form-row{
    grid-template-columns:1fr;
    gap:15px
  }
  .field{
    min-width:0
  }
  .details-specs{
    gap:8px
  }
  .spec-block{
    padding:18px 5px
  }
  .spec-block strong{
    font-size:18px
  }
  .spec-block span{
    font-size:10px
  }
  .summary dl,.order-info{
    font-size:12px;
    gap:14px 9px
  }
  .summary dd,.order-info dd{
    max-width:180px
  }
  .result-heading{
    margin-top:4px
  }
  .result-heading h1{
    font-size:27px
  }
  .result-heading p{
    font-size:13px
  }
  .order-card{
    padding:20px;
    gap:16px
  }
  .order-card h3{
    font-size:15px
  }
  .order-card p{
    font-size:11px
  }
  .order-amount{
    font-size:19px
  }
  .payment-option{
    padding:15px;
    gap:11px
  }
  .payment-option strong{
    font-size:13px
  }
  .notice{
    font-size:11px
  }
  .empty-state{
    padding:36px 15px
  }
  footer{
    padding:19px 18px;
    align-items:flex-start;
    flex-direction:column;
    gap:8px
  }
  .back-link{
    margin-bottom:18px
  }
}
/* A2 uses the same compact visual language as the shopping prototype. */
.catalog-page { max-width:1200px; margin:auto; padding:42px 24px; }
.catalog-controls { display:flex; gap:20px; align-items:end; padding:22px; margin-bottom:20px; }
.catalog-controls .field { flex:1; }
.catalog-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:20px; margin:24px 0; }
.catalog-card { padding:24px; min-width:0; }
.catalog-card h2 { font-size:22px; margin:0 0 12px; }
.catalog-id { overflow-wrap:anywhere; color:#687b94; font-size:13px; }
.catalog-specs { display:grid; grid-template-columns:1fr auto; gap:12px; margin:24px 0; }
.catalog-specs dd { margin:0; font-weight:700; }
.catalog-card button { width:100%; }
.catalog-quote { padding:28px; }
.catalog-quote h2 { overflow-wrap:anywhere; }
.catalog-price { font-size:38px; color:#1468ed; }
#quote-result { margin-top:24px; }
[hidden] { display:none!important; }
@media(max-width:850px) { .catalog-grid { grid-template-columns:repeat(2,minmax(0,1fr)); } }
@media(max-width:600px) { .catalog-page { padding:24px 18px; } .catalog-grid { grid-template-columns:1fr; } .catalog-controls { flex-direction:column; align-items:stretch; } .catalog-quote { padding:20px; } }