/* =========================================================
   s13.css — S13 Jasa Perusahaan
   Nuansa: charcoal/violet • B2B • case study • SLA
========================================================= */

:root{
  --accent:#6d28d9;      /* violet */
  --accent-2:#4c1d95;
  --accent-soft: rgba(109,40,217,.11);
}

/* Hero B2B */
.hero-b2b{
  background:linear-gradient(135deg,#fff,var(--accent-soft));
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:20px;
  position:relative;
  overflow:hidden;
}

.hero-b2b::after{
  content:"";
  position:absolute;
  width:440px;height:440px;
  right:-280px; top:-300px;
  border-radius:999px;
  background:radial-gradient(circle at 30% 30%, rgba(109,40,217,.22), transparent 60%);
  pointer-events:none;
}

.hero-b2b h1{
  margin:0 0 10px;
  font-weight:900;
  letter-spacing:-.6px;
  font-size:clamp(22px,3vw,40px);
  line-height:1.15;
}
.hero-b2b p{margin:0;color:var(--muted)}

/* Pillars */
.pillars{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:10px;
  margin-top:14px;
}

.pillar{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:0 10px 24px rgba(20,24,31,.06);
  padding:14px;
}

.pillar strong{
  display:block;
  font-size:13px;
  color:#0f172a;
}
.pillar span{
  display:block;
  margin-top:6px;
  font-size:12.5px;
  color:var(--muted);
}

/* Service cards */
.b2b-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
}

.b2b-card{
  background:linear-gradient(180deg,#fff,rgba(109,40,217,.03));
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:0 10px 24px rgba(20,24,31,.06);
  padding:16px;
  position:relative;
  overflow:hidden;
}

.b2b-card::before{
  content:"";
  position:absolute;
  inset:0 auto 0 0;
  width:5px;
  background:var(--accent);
}

.b2b-card h3{margin:0 0 6px;font-size:15px}
.b2b-card p{margin:0;color:var(--muted);font-size:13px}

/* Case studies */
.cases{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
  margin-top:12px;
}

.case{
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:0 10px 24px rgba(20,24,31,.06);
  padding:16px;
  position:relative;
  overflow:hidden;
}

.case::after{
  content:"";
  position:absolute;
  left:-120px; bottom:-140px;
  width:260px;height:260px;border-radius:999px;
  background:radial-gradient(circle at 65% 65%, rgba(109,40,217,.18), transparent 60%);
  pointer-events:none;
}

.case strong{display:block;font-size:14px}
.case span{display:block;margin-top:6px;color:var(--muted);font-size:13px}

.case .kpi{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-top:10px;
}
.case .tag{
  padding:6px 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:850;
  background:var(--accent-soft);
  border:1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  color:#1f2937;
}

/* SLA block */
.sla{
  background:rgba(17,24,39,.94);
  color:#fff;
  border:1px solid rgba(255,255,255,.10);
  border-radius:18px;
  padding:18px;
  position:relative;
  overflow:hidden;
}

.sla::after{
  content:"";
  position:absolute;
  right:-220px; bottom:-240px;
  width:380px;height:380px;border-radius:999px;
  background:radial-gradient(circle at 30% 30%, rgba(109,40,217,.24), transparent 60%);
  pointer-events:none;
}

.sla p{margin:6px 0 0;color:rgba(255,255,255,.78)}
.sla-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:10px;
  margin-top:12px;
}
.sla-box{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.12);
  border-radius:16px;
  padding:14px;
}
.sla-box strong{display:block;font-size:13px}
.sla-box span{display:block;margin-top:6px;font-size:12.5px;color:rgba(255,255,255,.78)}

/* Buttons sektor */
.btn-primary{background:var(--accent)}
.btn-primary:hover{background:var(--accent-2)}
.btn-outline{border-color: color-mix(in srgb, var(--accent) 35%, var(--line))}

/* Responsive */
@media(max-width:980px){
  .pillars{grid-template-columns:repeat(2,minmax(0,1fr))}
  .b2b-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cases{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sla-grid{grid-template-columns:1fr}
}
@media(max-width:560px){
  .pillars{grid-template-columns:1fr}
  .b2b-grid{grid-template-columns:1fr}
  .cases{grid-template-columns:1fr}
}