:root{
  --ink:#101828;
  --ink-soft:#344054;
  --muted:#667085;
  --line:#e4e7ec;
  --soft:#f8fafc;
  --soft-purple:#f5f3ff;
  --brand:#6d5dfc;
  --brand-2:#8b5cf6;
  --brand-dark:#5545df;
  --success:#12b76a;
  --shadow:0 20px 60px rgba(16,24,40,.08);
  --shadow-soft:0 12px 34px rgba(16,24,40,.06);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:88px;}
body{
  font-family:'Inter',sans-serif;
  color:var(--ink);
  background:#fff;
  -webkit-font-smoothing:antialiased;
}

a{text-decoration:none;}

.navbar{
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(228,231,236,.72);
  transition:.25s ease;
}

.navbar.scrolled{
  box-shadow:0 8px 26px rgba(16,24,40,.06);
  background:rgba(255,255,255,.94);
}

.navbar-brand{
  display:flex;
  align-items:center;
  gap:.65rem;
  font-weight:800;
  letter-spacing:-.04em;
  font-size:1.35rem;
  color:var(--ink);
}

.brand-mark{
  width:34px;
  height:34px;
  border-radius:10px;
  overflow:hidden;
  box-shadow:0 8px 20px rgba(109,93,252,.24);
}

.brand-mark img{
  display:block;
  width:100%;
  height:100%;
}

.nav-link{
  color:#475467!important;
  font-weight:500;
  padding:.65rem .8rem!important;
}

.nav-link:hover{color:var(--brand)!important;}

.btn-brand{
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  border:0;
  color:#fff;
  font-weight:700;
  border-radius:12px;
  padding:.85rem 1.25rem;
  box-shadow:0 10px 28px rgba(109,93,252,.22);
  transition:.2s ease;
}

.btn-brand:hover{
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 14px 32px rgba(109,93,252,.28);
}

.btn-outline-soft{
  border:1px solid var(--line);
  color:var(--ink-soft);
  background:#fff;
  font-weight:700;
  border-radius:12px;
  padding:.85rem 1.25rem;
  transition:.2s ease;
}

.btn-outline-soft:hover{
  border-color:#c7d2fe;
  color:var(--brand);
  background:#fafaff;
}

.hero{
  position:relative;
  overflow:hidden;
  padding:150px 0 96px;
  background:
    radial-gradient(circle at 82% 22%, rgba(109,93,252,.13), transparent 30%),
    radial-gradient(circle at 8% 10%, rgba(18,183,106,.08), transparent 24%),
    linear-gradient(180deg,#ffffff 0%,#fbfbff 100%);
}

.hero::before{
  content:"";
  position:absolute;
  width:520px;
  height:520px;
  border-radius:50%;
  right:-260px;
  top:40px;
  background:radial-gradient(circle,rgba(109,93,252,.18),rgba(109,93,252,0) 68%);
  filter:blur(10px);
  pointer-events:none;
}

.hero::after{
  content:"";
  position:absolute;
  width:360px;
  height:360px;
  border-radius:50%;
  left:-200px;
  bottom:-120px;
  background:radial-gradient(circle,rgba(18,183,106,.12),rgba(18,183,106,0) 70%);
  pointer-events:none;
}

.hero .container{position:relative;z-index:2;}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  background:rgba(244,243,255,.92);
  color:#5925dc;
  border:1px solid #e9d7fe;
  border-radius:999px;
  padding:.5rem .8rem;
  font-size:.86rem;
  font-weight:700;
  box-shadow:0 6px 18px rgba(89,37,220,.06);
}

.eyebrow i{font-size:.95rem;}

.hero h1{
  font-size:clamp(3rem,6.5vw,5.9rem);
  line-height:.98;
  letter-spacing:-.065em;
  font-weight:800;
  max-width:980px;
  margin-top:1.3rem;
}

.hero h1 span{
  background:linear-gradient(135deg,var(--brand),#9b5cff);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

.hero-copy{
  font-size:1.2rem;
  color:var(--muted);
  max-width:760px;
  line-height:1.75;
  margin-top:1.45rem;
}

.hero-proof{
  display:flex;
  flex-wrap:wrap;
  gap:.8rem;
  margin-top:1.7rem;
}

.hero-proof span{
  display:inline-flex;
  align-items:center;
  gap:.45rem;
  color:#475467;
  font-size:.94rem;
  background:rgba(255,255,255,.7);
  border:1px solid var(--line);
  border-radius:999px;
  padding:.55rem .8rem;
}

.hero-proof i{color:var(--success);}

.hero-note{
  color:#475467;
  font-size:.94rem;
  line-height:1.6;
  margin:1.3rem 0 0;
}
.hero-note strong{color:var(--ink);}

.model-card{
  position:relative;
  background:linear-gradient(180deg,#141b2d 0%,#0b1220 100%);
  color:#fff;
  border-radius:28px;
  padding:1.2rem;
  box-shadow:0 30px 70px rgba(16,24,40,.20);
  border:1px solid rgba(255,255,255,.08);
}

.model-card::before{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius:28px;
  padding:1px;
  background:linear-gradient(145deg,rgba(139,92,246,.65),rgba(255,255,255,.06),rgba(18,183,106,.35));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  pointer-events:none;
}

.terminal-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:.25rem .25rem .9rem;
}

.dots{display:flex;gap:.35rem;}
.dots span{
  width:8px;height:8px;border-radius:50%;
  background:rgba(255,255,255,.25);
}

.model-terminal{
  border-radius:18px;
  background:#09111f;
  border:1px solid rgba(255,255,255,.08);
  padding:1.35rem;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:.9rem;
  min-height:310px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
}

.t-muted{color:#98a2b3;}
.t-green{color:#75e0a7;}
.t-purple{color:#c7b9ff;}
.t-white{color:#f9fafb;}
.t-blue{color:#7dd3fc;}

.mini-badge{
  display:inline-flex;
  align-items:center;
  gap:.35rem;
  background:rgba(117,224,167,.08);
  color:#75e0a7;
  border:1px solid rgba(117,224,167,.18);
  border-radius:999px;
  padding:.4rem .65rem;
  font-size:.74rem;
  font-weight:700;
}

section{padding:96px 0;}

.section-kicker{
  color:var(--brand);
  font-weight:800;
  font-size:.84rem;
  text-transform:uppercase;
  letter-spacing:.12em;
}

.section-title{
  font-size:clamp(2.1rem,4.5vw,3.45rem);
  letter-spacing:-.05em;
  font-weight:800;
  line-height:1.06;
  max-width:780px;
}

.section-copy{
  color:var(--muted);
  font-size:1.05rem;
  line-height:1.8;
  max-width:730px;
}

.soft-section{
  background:
    linear-gradient(180deg,#fbfcff 0%,#f7f9fc 100%);
  border-top:1px solid #f0f2f5;
  border-bottom:1px solid #f0f2f5;
}

.feature-card{
  height:100%;
  border:1px solid var(--line);
  background:#fff;
  border-radius:20px;
  padding:1.5rem;
  transition:.22s ease;
  box-shadow:0 1px 0 rgba(16,24,40,.02);
}

.feature-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-soft);
  border-color:#d8d2ff;
}

.feature-icon{
  width:48px;
  height:48px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,#f4f3ff,#ede9fe);
  color:var(--brand);
  border-radius:14px;
  font-size:1.15rem;
  margin-bottom:1rem;
}

.feature-card h3{
  font-size:1.06rem;
  font-weight:800;
  margin-bottom:.55rem;
  letter-spacing:-.015em;
}

.feature-card p{
  color:var(--muted);
  margin:0;
  line-height:1.7;
  font-size:.95rem;
}

.section-label{
  display:inline-flex;
  gap:.45rem;
  align-items:center;
  color:#475467;
  font-size:.88rem;
  font-weight:600;
}

.section-label i{color:var(--brand);}

.steps-wrap{
  position:relative;
}

.steps-wrap::before{
  content:"";
  position:absolute;
  left:23px;
  top:26px;
  bottom:26px;
  width:1px;
  background:linear-gradient(var(--brand),#e4e7ec);
}

.step{
  position:relative;
  padding-left:76px;
  min-height:66px;
  margin-bottom:2rem;
}

.step:last-child{margin-bottom:0;}

.step-number{
  position:absolute;
  left:0;
  top:0;
  width:48px;
  height:48px;
  border-radius:14px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;
  font-weight:800;
  box-shadow:0 10px 24px rgba(109,93,252,.2);
  z-index:2;
}

.step h4{
  font-size:1.08rem;
  font-weight:800;
  margin-bottom:.4rem;
}

.step p{
  color:var(--muted);
  margin:0;
  line-height:1.65;
}

.architecture{
  position:relative;
  overflow:hidden;
  background:linear-gradient(180deg,#12192a 0%,#0b1220 100%);
  border-radius:26px;
  color:#fff;
  padding:2rem;
  box-shadow:0 28px 60px rgba(16,24,40,.16);
}

.architecture::after{
  content:"";
  position:absolute;
  width:220px;
  height:220px;
  border-radius:50%;
  background:rgba(109,93,252,.18);
  right:-90px;
  top:-90px;
  filter:blur(20px);
}

.arch-box{
  position:relative;
  z-index:2;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.05);
  border-radius:15px;
  padding:1rem 1.2rem;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:.65rem;
  backdrop-filter:blur(6px);
}

.arch-box i{color:#c4b5fd;}
.arch-arrow{
  position:relative;
  z-index:2;
  color:#98a2b3;
  text-align:center;
  padding:.45rem 0;
  font-size:1.1rem;
}

.business-tags{display:flex;flex-wrap:wrap;gap:.55rem;}
.business-tags span{
  padding:.48rem .72rem;
  border-radius:999px;
  color:#5925dc;
  background:#fff;
  border:1px solid #e5ddff;
  font-size:.84rem;
  font-weight:600;
}

.model-comparison{
  background:#fff;
  border:1px solid var(--line);
  border-radius:24px;
  padding:1.25rem;
  box-shadow:var(--shadow-soft);
}
.example-input{
  background:#f8fafc;
  border:1px solid var(--line);
  border-radius:14px;
  padding:.9rem 1rem;
  margin-bottom:1rem;
  color:var(--ink-soft);
  font-weight:600;
}
.example-input span{
  display:block;
  color:var(--muted);
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:.7rem;
  margin-bottom:.25rem;
}
.example-card{
  border-radius:18px;
  padding:1.15rem;
  height:100%;
  min-height:230px;
}
.base-example{background:#f8fafc;border:1px solid var(--line);}
.custom-example{background:#151c2d;color:#fff;border:1px solid #303950;}
.example-label{font-size:.85rem;font-weight:800;margin-bottom:1rem;}
.base-example .example-label{color:#475467;}
.custom-example .example-label{color:#c4b5fd;}
.example-output{font-weight:800;font-size:1.1rem;margin-bottom:.55rem;}
.base-example p{color:var(--muted);font-size:.88rem;line-height:1.55;margin:0;}
.example-fields{margin:0;}
.example-fields div{
  display:flex;
  justify-content:space-between;
  gap:.65rem;
  padding:.36rem 0;
  border-bottom:1px solid rgba(255,255,255,.1);
  font-size:.85rem;
}
.example-fields div:last-child{border-bottom:0;}
.example-fields dt{color:#98a2b3;font-weight:500;}
.example-fields dd{margin:0;text-align:right;font-weight:700;}
.example-note{color:var(--muted);font-size:.78rem;line-height:1.5;margin:.8rem .15rem 0;}

.security-note{
  display:flex;
  gap:.8rem;
  color:#475467;
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  padding:1rem;
  font-size:.88rem;
  line-height:1.6;
}
.security-note i{color:var(--brand);font-size:1.2rem;flex:none;}
.security-note strong{display:block;color:var(--ink);font-size:.94rem;margin-bottom:.2rem;}
.flow-caption,.architecture-foot{
  position:relative;
  z-index:2;
  color:#c4b5fd;
  text-align:center;
  text-transform:uppercase;
  letter-spacing:.12em;
  font-weight:800;
  font-size:.75rem;
}
.flow-caption{margin-bottom:.8rem;}
.architecture-foot{margin-top:1rem;letter-spacing:.04em;text-transform:none;}
.source-list{position:relative;z-index:2;display:flex;flex-wrap:wrap;justify-content:center;gap:.5rem;}
.source-list span{
  border:1px solid rgba(255,255,255,.14);
  border-radius:999px;
  background:rgba(255,255,255,.07);
  color:#e4e7ec;
  padding:.45rem .7rem;
  font-size:.8rem;
  font-weight:600;
}

.benchmark-panel{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(220px,.8fr) minmax(0,1fr);
  border:1px solid var(--line);
  border-radius:24px;
  overflow:hidden;
  box-shadow:var(--shadow-soft);
}
.benchmark-side{padding:1.8rem;background:#fff;}
.benchmark-custom{background:#151c2d;color:#fff;}
.benchmark-stage{display:block;color:var(--brand);font-size:.76rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;margin-bottom:.8rem;}
.benchmark-custom .benchmark-stage{color:#c4b5fd;}
.benchmark-side h3{font-size:1.25rem;font-weight:800;letter-spacing:-.02em;margin-bottom:.7rem;}
.benchmark-side p{color:var(--muted);line-height:1.65;font-size:.9rem;margin:0;}
.benchmark-custom p{color:#d0d5dd;}
.benchmark-center{background:#f8fafc;padding:1.5rem;border-left:1px solid var(--line);border-right:1px solid var(--line);}
.benchmark-center > span{font-size:.8rem;font-weight:800;color:#475467;text-transform:uppercase;letter-spacing:.05em;}
.benchmark-center ul{list-style:none;margin:.8rem 0 0;padding:0;}
.benchmark-center li{padding:.32rem 0;color:var(--ink-soft);font-size:.85rem;}
.benchmark-center li::before{content:'✓';color:var(--success);font-weight:800;margin-right:.5rem;}
.benchmark-note{display:flex;gap:.6rem;align-items:flex-start;color:#475467;font-size:.9rem;line-height:1.6;}
.benchmark-note i{color:var(--brand);}

.implementation-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:20px;
  padding:1.55rem;
  height:100%;
  box-shadow:0 1px 0 rgba(16,24,40,.02);
}
.implementation-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:#f4f3ff;color:var(--brand);margin-bottom:.8rem;font-size:1.1rem;}
.implementation-card h3{font-size:1.13rem;font-weight:800;letter-spacing:-.02em;margin-bottom:.8rem;}
.implementation-card ul{list-style:none;padding:0;margin:0;}
.implementation-card li{padding:.58rem 0;border-top:1px solid #f0f2f5;}
.implementation-card li strong{display:block;font-size:.87rem;color:var(--ink);margin-bottom:.16rem;}
.implementation-card li span{display:block;color:var(--muted);font-size:.82rem;line-height:1.5;}

.cta-secondary{color:#e9d7fe;font-weight:700;}
.cta-secondary:hover{color:#fff;}

.compare-card{
  border-radius:22px;
  padding:2rem;
  border:1px solid var(--line);
  height:100%;
  background:#fff;
  transition:.2s ease;
}

.compare-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-soft);
}

.compare-card.highlight{
  border:1px solid #cfc8ff;
  background:linear-gradient(180deg,#fff 0%,#fbfaff 100%);
  box-shadow:0 18px 44px rgba(109,93,252,.10);
}

.compare-card ul{
  padding-left:0;
  list-style:none;
  margin:1.4rem 0 0;
}

.compare-card li{
  padding:.62rem 0;
  color:#475467;
  display:flex;
  gap:.6rem;
  align-items:flex-start;
}

.compare-card li i{
  color:var(--success);
  margin-top:.15rem;
}
.compare-card li.support-included{
  background:#f4f3ff;
  border:1px solid #e5ddff;
  border-radius:12px;
  color:#5925dc;
  padding:.75rem;
  margin-top:.5rem;
}
.support-included i{color:var(--brand)!important;}

.start-requirements{
  border:1px solid var(--line);
  background:#fbfaff;
  border-radius:20px;
  padding:1.5rem;
}
.start-requirements h3{font-size:1rem;font-weight:800;letter-spacing:-.01em;margin:0 0 1rem;}
.start-requirements ul{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem;list-style:none;padding:0;margin:0;}
.start-requirements li{display:flex;gap:.5rem;align-items:flex-start;font-size:.87rem;color:#475467;line-height:1.45;}
.start-requirements li i{color:var(--brand);flex:none;}

.commercial-pill{
  display:inline-flex;
  align-items:center;
  gap:.45rem;
  padding:.48rem .72rem;
  border-radius:999px;
  background:#f4f3ff;
  color:#5925dc;
  font-weight:700;
  font-size:.8rem;
  margin-bottom:.9rem;
}

.micro-card{
  border:1px solid var(--line);
  border-radius:16px;
  padding:1rem;
  background:#fff;
  height:100%;
}

.micro-card strong{
  display:block;
  margin-bottom:.25rem;
  font-size:.98rem;
}

.micro-card strong i{color:var(--brand);}

.micro-card span{
  color:var(--muted);
  font-size:.9rem;
  line-height:1.55;
}

.cta{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(circle at 85% 20%,rgba(139,92,246,.35),transparent 28%),
    linear-gradient(135deg,#111827 0%,#0b1220 100%);
  color:#fff;
  border-radius:30px;
  padding:3.2rem;
  box-shadow:0 30px 70px rgba(16,24,40,.18);
}

.cta::before{
  content:"";
  position:absolute;
  width:280px;
  height:280px;
  border-radius:50%;
  background:rgba(18,183,106,.16);
  left:-120px;
  bottom:-140px;
  filter:blur(10px);
}

.cta > *{position:relative;z-index:2;}
.cta p{color:#d0d5dd;}
.cta-kicker{color:#c4b5fd;letter-spacing:.12em;}

footer{
  padding:38px 0;
  border-top:1px solid var(--line);
  color:#667085;
  font-size:.92rem;
}

.reveal{
  opacity:0;
  transform:translateY(18px);
  transition:.55s ease;
}

.reveal.visible{
  opacity:1;
  transform:none;
}

@media (max-width: 1199.98px){
  .hero{padding-top:125px;}
  .hero h1{max-width:820px;}
  .model-card{margin-top:1rem;}
  .navbar .btn-brand{width:100%;margin:.5rem 0;padding:.85rem 1rem;}
}

@media (max-width: 991.98px){
  .benchmark-panel{grid-template-columns:1fr 1fr;}
  .benchmark-center{grid-column:1 / -1;grid-row:2;border:0;border-top:1px solid var(--line);}
  .start-requirements ul{grid-template-columns:repeat(2,minmax(0,1fr));}
}

@media (max-width: 767.98px){
  .hero{padding:112px 0 68px;}
  section{padding:68px 0;}
  .cta{padding:2rem 1.35rem;}
  .hero-copy{font-size:1.05rem;}
  .hero-proof span{font-size:.86rem;}
  .benchmark-panel{grid-template-columns:1fr;}
  .benchmark-center{grid-column:auto;grid-row:auto;}
  .benchmark-side,.benchmark-center{padding:1.35rem;}
  .example-card{min-height:auto;}
  .model-comparison{padding:1rem;}
  .start-requirements ul{grid-template-columns:1fr;gap:.75rem;}
}