:root{
  --bg:#FFF8F2;
  --bg-alt:#FFECDD;
  --ink:#14131F;
  --ink-soft:#54536A;
  --violet:#4F46E5;
  --violet-deep:#3730A3;
  --coral:#FF6B4A;
  --teal:#00C2AC;
  --amber:#FFC857;
  --line:#F2DFCC;
  --white:#FFFFFF;
  --radius:18px;
  --display: 'Space Grotesk', sans-serif;
  --body: 'Sora', sans-serif;
  --mono: 'IBM Plex Mono', monospace;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--body);
  line-height:1.5;
  overflow-x:hidden;
}
a{color:inherit; text-decoration:none;}
.wrap{max-width:1180px; margin:0 auto; padding:0 28px;}
::selection{background:var(--violet); color:#fff;}

/* NAV */
header{
  position:sticky; top:0; z-index:50;
  background:rgba(247,247,251,0.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:18px 28px; max-width:1180px; margin:0 auto;
}
.logo{
  font-family:var(--display); font-weight:700; font-size:1.3rem;
  display:flex; align-items:center; gap:9px; letter-spacing:-0.02em;
}
.logo .dot{
  width:9px; height:9px; border-radius:50%; background:var(--coral);
  box-shadow:0 0 0 4px rgba(255,107,74,0.18);
}
.navlinks{display:flex; gap:34px; font-size:0.95rem; font-weight:500; color:var(--ink-soft);}
.navlinks a:hover{color:var(--violet);}
.navcta{
  background:var(--ink); color:#fff; padding:10px 20px; border-radius:100px;
  font-weight:600; font-size:0.9rem; transition:transform .2s ease, background .2s ease;
}
.navcta:hover{background:var(--violet); transform:translateY(-1px);}
.lang-switch{
  display:flex; align-items:center; background:var(--bg-alt); border-radius:100px; padding:3px; gap:2px;
}
.lang-btn{
  border:none; background:transparent; padding:6px 12px; border-radius:100px;
  font-family:var(--mono); font-size:0.78rem; font-weight:500; color:var(--ink-soft); cursor:pointer;
  transition:background .2s ease, color .2s ease;
}
.lang-btn.active{background:var(--white); color:var(--violet); box-shadow:0 1px 4px rgba(20,19,31,0.1);}
@media (max-width:840px){ .lang-switch{display:none;} }
@media (max-width:840px){
  .navlinks{display:none;}
}

/* HERO */
.hero{
  position:relative;
  padding:100px 0 80px;
  overflow:hidden;
}
.hero-grid{
  display:grid; grid-template-columns:1.1fr 0.9fr; gap:40px; align-items:center;
}
@media (max-width:900px){ .hero-grid{grid-template-columns:1fr;} }

.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--mono); font-size:0.78rem; letter-spacing:0.06em;
  color:var(--violet-deep); background:var(--bg-alt);
  padding:7px 14px; border-radius:100px; margin-bottom:22px;
  border:1px solid var(--line);
}
.eyebrow::before{content:''; width:6px; height:6px; border-radius:50%; background:var(--teal); animation:pulse 1.8s infinite;}
@keyframes pulse{
  0%,100%{opacity:1; box-shadow:0 0 0 0 rgba(0,194,172,0.5);}
  50%{opacity:0.6; box-shadow:0 0 0 6px rgba(0,194,172,0);}
}

h1{
  font-family:var(--display); font-weight:700;
  font-size:clamp(2.4rem, 5vw, 3.8rem);
  line-height:1.04; letter-spacing:-0.03em;
  margin-bottom:22px;
}
h1 .accent{
  background:linear-gradient(100deg, var(--violet), var(--coral));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero p.lede{
  font-size:1.15rem; color:var(--ink-soft); max-width:480px; margin-bottom:32px;
}
.hero-ctas{display:flex; gap:14px; flex-wrap:wrap;}
.btn-primary{
  background:var(--violet); color:#fff; padding:15px 26px; border-radius:100px;
  font-weight:600; font-size:0.98rem; display:inline-flex; align-items:center; gap:8px;
  transition:transform .2s ease, box-shadow .2s ease; border:none; cursor:pointer;
  box-shadow:0 8px 20px rgba(79,70,229,0.25);
}
.btn-primary:hover{transform:translateY(-2px); box-shadow:0 12px 26px rgba(79,70,229,0.35);}
.btn-secondary{
  padding:15px 26px; border-radius:100px; font-weight:600; font-size:0.98rem;
  border:1.5px solid var(--ink); color:var(--ink);
  transition:background .2s ease, color .2s ease;
}
.btn-secondary:hover{background:var(--ink); color:#fff;}

/* Network signature graphic */
.netviz{
  position:relative; aspect-ratio:1/1; max-width:460px; margin:0 auto;
}
.netviz svg{width:100%; height:100%;}
.netviz .node{fill:var(--white); stroke:var(--violet); stroke-width:2;}
.netviz .node.lit{fill:var(--coral); stroke:var(--coral);}
.netviz .node.teal{fill:var(--teal); stroke:var(--teal);}
.netviz .edge{stroke:var(--line); stroke-width:1.6;}
.netviz .pulse-line{
  stroke:var(--violet); stroke-width:2; stroke-dasharray:6 10;
  animation:dash 3.5s linear infinite;
}
@keyframes dash{to{stroke-dashoffset:-160;}}
.netviz .pulse-dot{animation:float 4s ease-in-out infinite;}
@keyframes float{0%,100%{transform:translateY(0);} 50%{transform:translateY(-8px);}}

/* SECTIONS / SERVICES */
section{padding:90px 0;}
.section-head{max-width:620px; margin-bottom:56px;}
.kicker{
  font-family:var(--mono); font-size:0.8rem; letter-spacing:0.08em; text-transform:uppercase;
  color:var(--coral); margin-bottom:14px; display:block;
}
h2{
  font-family:var(--display); font-weight:600; font-size:clamp(1.8rem,3.4vw,2.6rem);
  letter-spacing:-0.02em; margin-bottom:14px;
}
.section-head p{color:var(--ink-soft); font-size:1.05rem;}

.services-grid{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:20px;
}
@media (max-width:980px){ .services-grid{grid-template-columns:repeat(2,1fr);} }
@media (max-width:600px){ .services-grid{grid-template-columns:1fr;} }

.service-card.highlight{
  background:linear-gradient(150deg, #FFE7CF, #FFCFA0);
  border-color:transparent;
}
.service-card.highlight h3, .service-card.highlight p{color:var(--ink);}
.service-card.highlight p{color:var(--ink-soft);}
.service-card.highlight .service-icon{background:rgba(255,255,255,0.55);}
.service-badge{
  font-family:var(--mono); font-size:0.68rem; letter-spacing:0.04em;
  color:var(--teal); border:1px solid rgba(0,194,172,0.5); padding:3px 9px;
  border-radius:100px; display:inline-block; margin-bottom:12px;
}

.service-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  padding:30px 24px; transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  position:relative; overflow:hidden; display:block;
}
.service-card::before{
  content:''; position:absolute; top:0; left:0; right:0; height:3px;
  background:var(--card-color, var(--violet));
  transform:scaleX(0); transform-origin:left; transition:transform .3s ease;
}
.service-card:hover::before{transform:scaleX(1);}
.service-card:hover{transform:translateY(-5px); box-shadow:0 16px 32px rgba(20,19,31,0.08); border-color:transparent;}
.service-icon{
  width:46px; height:46px; border-radius:12px; display:flex; align-items:center; justify-content:center;
  background:var(--card-bg, var(--bg-alt)); margin-bottom:20px;
}
.service-card h3{font-family:var(--display); font-size:1.15rem; font-weight:600; margin-bottom:10px;}
.service-card p{color:var(--ink-soft); font-size:0.92rem;}

/* USE CASES */
.usecases{background:linear-gradient(150deg, #FFE7CF, #FFCFA0); color:var(--ink); border-radius:28px; margin:0 20px; padding:70px 0;}
.usecases .wrap{max-width:1140px;}
.usecases .kicker{color:var(--violet-deep);}
.usecases h2{color:var(--ink);}
.usecases .section-head p{color:var(--ink-soft);}
.uc-list{display:flex; flex-direction:column; gap:0;}
.uc-item{
  display:grid; grid-template-columns:70px 1fr 140px; align-items:center; gap:24px;
  padding:26px 4px; border-top:1px solid rgba(20,19,31,0.12);
  transition:background .2s ease;
}
.uc-item:hover{background:rgba(255,255,255,0.35);}
.uc-item:last-child{border-bottom:1px solid rgba(20,19,31,0.12);}
@media (max-width:700px){
  .uc-item{grid-template-columns:44px 1fr; }
  .uc-tag{display:none;}
}
.uc-num{font-family:var(--mono); color:var(--coral); font-size:0.95rem;}
.uc-item h4{font-family:var(--display); font-weight:600; font-size:1.1rem; margin-bottom:6px; color:var(--ink);}
.uc-item p{color:var(--ink-soft); font-size:0.92rem;}
.uc-tag{
  font-family:var(--mono); font-size:0.75rem; color:var(--violet-deep);
  border:1px solid rgba(79,70,229,0.35); padding:6px 12px; border-radius:100px; text-align:center;
  background:rgba(255,255,255,0.5);
}

/* CONTACT */
.contact-grid{
  display:grid; grid-template-columns:0.9fr 1.1fr; gap:56px; align-items:start;
}
@media (max-width:860px){ .contact-grid{grid-template-columns:1fr;} }
.contact-info h2{margin-bottom:18px;}
.contact-info p{color:var(--ink-soft); margin-bottom:28px; max-width:400px;}
.contact-detail{display:flex; align-items:center; gap:12px; margin-bottom:16px; font-size:0.95rem;}
.contact-detail .ico{
  width:34px; height:34px; border-radius:10px; background:var(--bg-alt);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}

form{background:var(--white); border:1px solid var(--line); border-radius:var(--radius); padding:32px;}
.form-row{display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-bottom:16px;}
@media (max-width:500px){ .form-row{grid-template-columns:1fr;} }
label{display:block; font-size:0.82rem; font-weight:600; margin-bottom:7px; color:var(--ink-soft);}
input, select, textarea{
  width:100%; padding:13px 14px; border:1.5px solid var(--line); border-radius:10px;
  font-family:var(--body); font-size:0.95rem; background:var(--bg); color:var(--ink);
  transition:border-color .2s ease;
}
input:focus, select:focus, textarea:focus{outline:none; border-color:var(--violet);}
textarea{resize:vertical; min-height:100px; margin-bottom:20px;}
.full{grid-column:1/-1;}
.submit-btn{
  background:var(--violet); color:#fff; border:none; padding:15px 28px; border-radius:100px;
  font-weight:600; font-size:0.98rem; cursor:pointer; width:100%;
  transition:background .2s ease, transform .2s ease;
}
.submit-btn:hover{background:var(--violet-deep); transform:translateY(-1px);}
.submit-btn:disabled{opacity:0.6; cursor:default; transform:none;}
.form-msg{font-size:0.88rem; margin-top:12px; display:none;}
.form-msg.ok{color:var(--teal); display:block;}
.form-msg.err{color:var(--coral); display:block;}

footer{
  border-top:1px solid var(--line); padding:36px 0; margin-top:40px;
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px;
  color:var(--ink-soft); font-size:0.88rem;
}

[data-reveal]{opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease;}
[data-reveal].in{opacity:1; transform:translateY(0);}

/* ---- CASE DETAIL PAGES ---- */
.breadcrumb{
  font-family:var(--mono); font-size:0.82rem; color:var(--ink-soft);
  display:flex; align-items:center; gap:8px; margin-bottom:26px;
}
.breadcrumb a:hover{color:var(--violet);}
.case-hero{padding:56px 0 40px;}
.case-tag{
  display:inline-block; font-family:var(--mono); font-size:0.78rem;
  color:var(--case-color, var(--violet)); border:1px solid var(--case-color, var(--violet));
  padding:6px 14px; border-radius:100px; margin-bottom:20px;
}
.case-hero h1{font-size:clamp(2.1rem, 4.4vw, 3.2rem);}
.case-hero .lede{font-size:1.1rem; color:var(--ink-soft); max-width:640px;}

.case-body{padding-top:0;}
.case-layout{display:grid; grid-template-columns:1fr 320px; gap:56px; align-items:start;}
@media (max-width:900px){ .case-layout{grid-template-columns:1fr;} }

.case-block{margin-bottom:44px;}
.case-block .kicker{margin-bottom:12px;}
.case-block h3{font-family:var(--display); font-size:1.4rem; font-weight:600; margin-bottom:14px;}
.case-block p{color:var(--ink-soft); font-size:1.02rem; margin-bottom:12px;}
.case-block ul{list-style:none; margin-top:16px;}
.case-block li{
  display:flex; gap:12px; align-items:flex-start; margin-bottom:14px; color:var(--ink-soft); font-size:0.98rem;
}
.case-block li::before{
  content:''; width:8px; height:8px; border-radius:50%; background:var(--case-color, var(--violet));
  margin-top:7px; flex-shrink:0;
}

.case-sidebar{
  position:sticky; top:100px; background:var(--white); border:1px solid var(--line);
  border-radius:var(--radius); padding:26px;
}
.case-sidebar h4{font-family:var(--display); font-size:1rem; margin-bottom:16px;}
.tech-pill{
  display:inline-block; font-family:var(--mono); font-size:0.78rem; background:var(--bg-alt);
  color:var(--violet-deep); padding:6px 12px; border-radius:100px; margin:0 6px 8px 0;
}
.case-sidebar .btn-primary{width:100%; justify-content:center; margin-top:18px;}

.case-nav{
  display:flex; justify-content:space-between; padding:34px 0; border-top:1px solid var(--line); margin-top:20px;
  font-size:0.92rem; font-weight:500;
}
.case-nav a{color:var(--ink-soft); display:flex; align-items:center; gap:6px;}
.case-nav a:hover{color:var(--violet);}

.case-hero-grid{display:grid; grid-template-columns:1.1fr 0.9fr; gap:40px; align-items:center;}
@media (max-width:900px){ .case-hero-grid{grid-template-columns:1fr;} }
.case-hero-art{max-width:420px; margin:0 auto;}
.case-hero-art svg{width:100%; height:auto;}