:root{
  --model-accent:#00bd7e;
  --model-accent-soft:#dff8ed;
  --model-card:#fff;
  --model-card-line:#cfd8d3;
}

body.dark{
  --model-accent:#ef60de;
  --model-accent-soft:#2a1528;
  --model-card:#121115;
  --model-card-line:#49304b;
}

header{
  height:82px;
  padding:0 5%;
}

header>p{
  margin:0 auto 0 18px;
  font-size:.82rem;
  color:var(--muted);
}

.back-link{
  display:flex;
  gap:18px;
  align-items:center;
  font-size:.84rem;
  border-bottom:1px solid var(--line);
  padding:10px 0;
}

.service-models{
  min-height:calc(100vh - 136px);
  padding:72px 4.5% 84px;
  border:0;
}

.models-intro{
  display:block;
  max-width:820px;
  margin-bottom:44px;
}

.models-intro .eyebrow{
  margin:0 0 14px;
  line-height:1.6;
}

.models-intro h1{
  margin:0 0 20px;
  max-width:760px;
  font-size:clamp(2.25rem,3.45vw,4.25rem);
}

.models-intro>p:last-child{
  margin:0;
  max-width:720px;
  font-size:1rem;
}

.model-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
  align-items:stretch;
  max-width:1120px;
}

body:not(.dark) .service-card{
  min-height:0;
  display:grid;
  grid-template-columns:minmax(280px,.9fr) minmax(420px,1.1fr);
  gap:0 46px;
  padding:32px;
}

body:not(.dark) .card-topline,
body:not(.dark) .service-card h2,
body:not(.dark) .customer-question,
body:not(.dark) .service-description{
  grid-column:1;
}

body:not(.dark) .service-flow,
body:not(.dark) .service-format{
  grid-column:2;
}

body:not(.dark) .service-flow{
  grid-row:1/5;
  align-self:center;
  margin:0;
}

body:not(.dark) .service-format{
  grid-row:5;
}

.service-card{
  position:relative;
  min-width:0;
  min-height:596px;
  display:flex;
  flex-direction:column;
  padding:28px;
  overflow:hidden;
  background:var(--model-card);
  border:1px solid var(--model-card-line);
  border-radius:18px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}

.service-card::before{
  content:'';
  position:absolute;
  left:28px;
  right:28px;
  top:0;
  height:2px;
  background:linear-gradient(90deg,transparent,var(--model-accent),transparent);
  opacity:.7;
}

.service-card:hover{
  transform:translateY(-4px);
  border-color:var(--model-accent);
  box-shadow:0 22px 50px rgba(0,0,0,.08);
}

.card-topline{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:34px;
  margin-bottom:30px;
  font-family:'IBM Plex Mono',monospace;
  letter-spacing:.06em;
}

.card-topline>span{
  display:grid;
  place-items:center;
  width:34px;
  height:34px;
  border:1px solid var(--model-accent);
  border-radius:50%;
  color:var(--model-accent);
  font-size:.72rem;
}

.card-topline small{
  color:var(--model-accent);
  font-size:.75rem;
}

.service-card h2{
  min-height:2.25em;
  margin:0 0 22px;
  font-size:clamp(1.75rem,2.1vw,2.55rem);
  letter-spacing:-.045em;
}

.customer-question{
  min-height:4.75em;
  margin:0 0 18px;
  color:var(--ink);
  font-size:1.03rem;
  font-weight:600;
  line-height:1.45;
}

.service-description{
  min-height:7em;
  margin:0 0 28px;
  font-size:1rem;
  line-height:1.65;
}

.service-flow{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:6px;
  margin-top:auto;
  padding:20px 0 24px;
  border-top:1px solid var(--model-card-line);
  border-bottom:1px solid var(--model-card-line);
}

.service-flow--three{
  grid-template-columns:repeat(3,minmax(0,1fr));
}

.service-flow--five{
  grid-template-columns:repeat(5,minmax(0,1fr));
}

.service-flow span{
  position:relative;
  display:flex;
  align-items:center;
  min-height:46px;
  padding:8px 7px 8px 10px;
  background:var(--model-accent-soft);
  color:var(--ink);
  font-size:.75rem;
  font-weight:600;
  line-height:1.25;
}

.service-flow span:not(:last-child)::after{
  content:'›';
  position:absolute;
  z-index:2;
  right:-7px;
  color:var(--model-accent);
  font-size:1.15rem;
}

.service-format{
  padding-top:22px;
}

.service-format small{
  display:block;
  margin-bottom:8px;
  color:var(--model-accent);
  font-family:'IBM Plex Mono',monospace;
  font-size:.75rem;
  letter-spacing:.08em;
}

.service-format p{
  margin:0;
  color:var(--ink);
  font-size:.84rem;
  line-height:1.55;
}

.service-card--continuous{
  background:linear-gradient(155deg,var(--model-card) 42%,var(--model-accent-soft));
  border-color:var(--model-accent);
}

.dark .service-models{
  background:
    radial-gradient(circle at 82% 18%,rgba(239,96,222,.1),transparent 28%),
    #0a0b0c;
}

.dark .model-grid{
  grid-template-columns:repeat(3,minmax(0,1fr));
  max-width:none;
  gap:0;
  overflow:hidden;
  border:1px solid #49304b;
  border-radius:18px;
  background:#49304b;
}

.dark .service-card{
  min-height:620px;
  border:0;
  border-radius:0;
  background:
    linear-gradient(180deg,rgba(239,96,222,.035),transparent 26%),
    #101014;
}

.dark .service-card+.service-card{
  border-left:1px solid #49304b;
}

.dark .service-card::before{
  left:0;
  right:0;
  opacity:.34;
}

.dark .customer-question{
  min-height:7.25em;
  margin-bottom:20px;
  padding:13px 14px 13px 16px;
  color:#f6edf5;
  background:linear-gradient(90deg,rgba(239,96,222,.13),rgba(239,96,222,.025));
  border-left:2px solid var(--model-accent);
  border-radius:0 10px 10px 0;
  font-size:.98rem;
  line-height:1.48;
}

.dark .service-flow{
  grid-template-columns:1fr;
  gap:0;
  min-height:210px;
  align-content:center;
  box-sizing:border-box;
  padding:16px 0 18px;
}

.dark .service-flow span{
  min-height:35px;
  padding:6px 8px 6px 31px;
  background:transparent;
  color:#eee8ed;
  font-size:.79rem;
}

.dark .service-flow span::before{
  content:'';
  position:absolute;
  left:7px;
  top:50%;
  width:7px;
  height:7px;
  transform:translateY(-50%);
  border:1px solid var(--model-accent);
  border-radius:50%;
  background:#160f17;
  box-shadow:0 0 9px rgba(239,96,222,.45);
}

.dark .service-flow span:not(:last-child)::after{
  content:'';
  left:10px;
  right:auto;
  top:22px;
  bottom:-13px;
  width:1px;
  height:auto;
  background:linear-gradient(var(--model-accent),rgba(239,96,222,.18));
  opacity:.7;
}

.dark .service-format{
  min-height:104px;
  box-sizing:border-box;
}

.dark .service-card--continuous{
  background:
    radial-gradient(circle at 82% 10%,rgba(239,96,222,.14),transparent 34%),
    linear-gradient(180deg,#171019,#101014 54%);
}

.dark .service-card:hover{
  z-index:2;
  transform:none;
  background-color:#151117;
  box-shadow:inset 0 0 0 1px rgba(239,96,222,.72),0 24px 70px rgba(239,96,222,.1);
}

.dark .service-card::after{
  content:'';
  position:absolute;
  width:130px;
  height:130px;
  right:-80px;
  bottom:-80px;
  border:1px solid rgba(239,96,222,.2);
  border-radius:50%;
  box-shadow:0 0 35px rgba(239,96,222,.08);
}

@media(max-width:860px){
  .model-grid{
    grid-template-columns:1fr;
    max-width:850px;
    margin:auto;
  }

  .dark .model-grid{
    gap:14px;
    overflow:visible;
    border:0;
    border-radius:0;
    background:transparent;
  }

  .dark .service-card{
    min-height:0;
    border:1px solid #49304b;
    border-radius:16px;
  }

  .dark .service-card+.service-card{
    border-left:1px solid #49304b;
  }

  .service-card{
    min-height:0;
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:0 36px;
  }

  body:not(.dark) .service-card{
    grid-template-columns:1fr 1fr;
    gap:0 36px;
  }

  .card-topline,.service-card h2,.customer-question,.service-description{
    grid-column:1;
  }

  .service-flow,.service-format{
    grid-column:2;
  }

  .service-flow{
    grid-row:1/5;
    align-self:center;
    margin:0;
  }

  .service-format{
    grid-row:5;
  }

  .service-card h2,.customer-question,.service-description{
    min-height:0;
  }

  .dark .model-grid{
    display:grid;
    grid-template-columns:1fr;
    max-width:850px;
    margin:auto;
    padding:0;
    overflow:visible;
  }
}

@media(max-width:720px){
  header{
    padding:18px 5%;
  }

  header>p{
    display:none;
  }

  .back-link{
    font-size:.76rem;
  }

  .service-models{
    padding:54px 5% 64px;
  }

  .models-intro{
    margin-bottom:32px;
  }

  .models-intro h1{
    margin-bottom:22px;
    font-size:2.45rem;
  }

  .service-card{
    display:flex;
    padding:24px;
    border-radius:14px;
  }

  body:not(.dark) .service-card{
    display:flex;
    padding:24px;
  }

  .service-card h2{
    min-height:0;
    font-size:2rem;
  }

  .customer-question,.service-description{
    min-height:0;
  }

  .service-flow{
    width:100%;
    margin-top:4px;
    grid-template-columns:repeat(2,minmax(0,1fr));
    overflow:visible;
  }

  .service-flow span{
    min-width:0;
  }

  .service-flow span:nth-child(2n)::after{
    content:none;
  }

  .dark .service-flow,
  .dark .service-format{
    min-height:0;
  }

  .dark .service-flow span:nth-child(2n)::after{
    content:'';
  }
}

@media(prefers-reduced-motion:reduce){
  .service-card{transition:none}
}