:root {
  --skr-primary: #2563eb;
  --skr-primary-dark: #1e40af;
  --skr-accent: #f59e0b;
  --skr-bg: #0f172a;
  --skr-surface: #1e293b;
  --skr-surface-2: #0b1020;
  --skr-text: #f1f5f9;
  --skr-muted: #94a3b8;
  --skr-div: #334155;
  --skr-green: #22c55e;

  --skr-font-display: 'Manrope', sans-serif;
  --skr-font-body: 'Inter', sans-serif;
  --skr-font-mono: 'JetBrains Mono', monospace;

  --skr-u: 6px;
  --skr-wrap: 1200px;
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--skr-bg);
  color: var(--skr-text);
  font-family: var(--skr-font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

.skr-grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/><feColorMatrix values='0 0 0 0 0.06  0 0 0 0 0.08  0 0 0 0 0.16  0 0 0 0.08 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay;
  opacity: 0.5;
}

.skr-wrap {
  max-width: var(--skr-wrap);
  margin: 0 auto;
  padding: 0 calc(var(--skr-u) * 4);
  position: relative;
  z-index: 1;
}

/* topbar */
.skr-topbar {
  position: sticky;
  top: 0;
  background: rgba(15, 23, 42, 0.82);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--skr-div);
  z-index: 10;
}
.skr-topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: calc(var(--skr-u) * 3);
  padding-bottom: calc(var(--skr-u) * 3);
}
.skr-logo { display: inline-flex; align-items: center; gap: 12px; font-family: var(--skr-font-display); }
.skr-logo-mark {
  width: 36px; height: 36px; border-radius: 8px;
  background: var(--skr-primary); color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 18px;
  border-top: 3px solid var(--skr-accent);
}
.skr-logo-text { font-weight: 800; letter-spacing: 1px; font-size: 20px; }
.skr-logo-tag { font-family: var(--skr-font-mono); color: var(--skr-muted); font-size: 12px; }
.skr-nav { display: flex; gap: calc(var(--skr-u) * 5); }
.skr-nav a { font-size: 14px; color: var(--skr-muted); }
.skr-nav a:hover { color: var(--skr-text); }

/* hero */
.skr-hero {
  position: relative;
  padding-top: calc(var(--skr-u) * 14);
  padding-bottom: calc(var(--skr-u) * 18);
  background:
    radial-gradient(1200px 400px at 85% 10%, rgba(37,99,235,0.2), transparent 60%),
    linear-gradient(180deg, var(--skr-bg), var(--skr-bg));
  overflow: hidden;
}
.skr-hero-grid {
  display: grid;
  grid-template-columns: 60% 40%;
  gap: calc(var(--skr-u) * 6);
  align-items: center;
}
.skr-kicker {
  font-family: var(--skr-font-mono);
  font-size: 12px;
  color: var(--skr-muted);
  letter-spacing: 2px;
  display: inline-flex; align-items: center; gap: 10px;
  margin-bottom: calc(var(--skr-u) * 3);
}
.skr-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--skr-accent); box-shadow: 0 0 0 4px rgba(245,158,11,0.15); }

.skr-hero-copy h1 {
  font-family: var(--skr-font-display);
  font-weight: 800;
  font-size: clamp(40px, 5.5vw, 72px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 calc(var(--skr-u) * 4);
}
.skr-accent-word { color: var(--skr-accent); }
.skr-lead { color: var(--skr-muted); font-size: 18px; max-width: 560px; margin: 0 0 calc(var(--skr-u) * 5); }

.skr-cta-row { display: flex; gap: calc(var(--skr-u) * 2); margin-bottom: calc(var(--skr-u) * 6); }
.skr-btn {
  display: inline-flex; align-items: center;
  padding: 14px 22px;
  border-radius: 8px;
  font-family: var(--skr-font-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.5px;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
  cursor: pointer;
}
.skr-btn-primary { background: var(--skr-primary); color: #fff; border: 1px solid var(--skr-primary); }
.skr-btn-primary:hover { background: var(--skr-primary-dark); transform: translateY(-1px); }
.skr-btn-ghost { background: transparent; color: var(--skr-text); border: 1px solid var(--skr-div); }
.skr-btn-ghost:hover { border-color: var(--skr-accent); color: var(--skr-accent); }

.skr-hero-metrics {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: calc(var(--skr-u) * 3);
  margin: 0;
}
.skr-hero-metrics dt { font-family: var(--skr-font-mono); font-size: 11px; color: var(--skr-muted); letter-spacing: 1.2px; text-transform: uppercase; margin-bottom: 4px; }
.skr-hero-metrics dd { font-family: var(--skr-font-mono); font-size: 22px; margin: 0; color: var(--skr-text); font-weight: 600; }

.skr-hero-visual { position: relative; aspect-ratio: 1 / 1; display: flex; align-items: center; justify-content: center; }
.skr-iso-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  width: 100%;
  max-width: 420px;
  transform: rotate(-4deg);
}
.skr-iso-tile {
  aspect-ratio: 1 / 1;
  background: var(--skr-surface);
  border: 1px solid var(--skr-div);
  border-radius: 10px;
  padding: 14px;
  color: var(--skr-primary);
  position: relative;
  display: flex; align-items: center; justify-content: center;
  animation: skr-pulse 6s ease-in-out infinite;
}
.skr-iso-tile:nth-child(2n) { animation-delay: -2s; color: var(--skr-accent); }
.skr-iso-tile:nth-child(3n) { animation-delay: -4s; }
.skr-iso-tile svg { width: 60%; height: 60%; }
.skr-iso-tile::after {
  content: attr(data-label);
  position: absolute; bottom: 6px; left: 8px;
  font-family: var(--skr-font-mono); font-size: 9px;
  color: var(--skr-muted); letter-spacing: 1px;
}
@keyframes skr-pulse {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

.skr-hero-cut {
  position: absolute; bottom: -1px; left: 0; right: 0; height: 80px;
  background: var(--skr-surface-2);
  clip-path: polygon(0 100%, 100% 100%, 100% 0, 0 80%);
}

/* sections */
.skr-section {
  padding: calc(var(--skr-u) * 16) 0;
  background: var(--skr-surface-2);
  position: relative;
}
.skr-section:nth-of-type(even) { background: var(--skr-bg); }
.skr-section-head { margin-bottom: calc(var(--skr-u) * 8); max-width: 720px; }
.skr-section-tag {
  font-family: var(--skr-font-mono); font-size: 12px; color: var(--skr-accent);
  letter-spacing: 3px; margin-bottom: calc(var(--skr-u) * 2);
}
.skr-section h2 {
  font-family: var(--skr-font-display);
  font-weight: 800;
  font-size: clamp(30px, 3.8vw, 48px);
  margin: 0;
  letter-spacing: -0.01em;
}

/* services */
.skr-services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: calc(var(--skr-u) * 3);
}
.skr-service {
  background: var(--skr-surface);
  border: 1px solid var(--skr-div);
  border-radius: 10px;
  padding: calc(var(--skr-u) * 5);
  position: relative;
  transition: border-color 180ms ease, transform 180ms ease;
  overflow: hidden;
}
.skr-service::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--skr-accent), transparent);
  transform: translateX(-100%);
  transition: transform 400ms ease;
}
.skr-service:hover { border-color: var(--skr-accent); transform: translateY(-2px); }
.skr-service:hover::after { transform: translateX(0); }
.skr-service-num {
  font-family: var(--skr-font-mono); font-size: 12px;
  color: var(--skr-muted); letter-spacing: 2px;
  margin-bottom: calc(var(--skr-u) * 2);
}
.skr-service h3 {
  font-family: var(--skr-font-display);
  font-size: 20px;
  margin: 0 0 calc(var(--skr-u) * 2);
}
.skr-service p { color: var(--skr-muted); font-size: 14px; margin: 0 0 calc(var(--skr-u) * 3); }
.skr-more {
  background: none; border: 0; color: var(--skr-accent);
  font-family: var(--skr-font-mono); font-size: 12px; letter-spacing: 2px;
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer; padding: 0;
}
.skr-more-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--skr-accent); }
.skr-more-body {
  max-height: 0; overflow: hidden; transition: max-height 320ms ease, margin 320ms ease;
  margin: 0;
  color: var(--skr-muted); font-size: 13px;
}
.skr-service[data-open="true"] .skr-more-body { max-height: 200px; margin-top: calc(var(--skr-u) * 2); }

/* divider */
.skr-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--skr-primary), transparent);
  margin: 0;
}

/* industries */
.skr-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.skr-chip {
  display: inline-block;
  padding: 10px 16px;
  border: 1px solid var(--skr-div);
  border-radius: 999px;
  font-family: var(--skr-font-mono);
  font-size: 12px;
  color: var(--skr-text);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-bottom: 2px solid transparent;
  transition: border-color 160ms ease;
}
.skr-chip:hover { border-bottom-color: var(--skr-accent); }

/* case */
.skr-case {
  border: 1px solid var(--skr-div);
  border-radius: 10px;
  padding: calc(var(--skr-u) * 6);
  background: var(--skr-surface);
}
.skr-case-label {
  font-family: var(--skr-font-mono); font-size: 12px;
  color: var(--skr-muted); letter-spacing: 2px; margin-bottom: calc(var(--skr-u) * 4);
}
.skr-case-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: calc(var(--skr-u) * 4); }
.skr-case-grid > div { display: flex; flex-direction: column; gap: 4px; }
.skr-num { font-family: var(--skr-font-mono); font-weight: 600; font-size: 48px; color: var(--skr-accent); line-height: 1; }
.skr-unit { font-family: var(--skr-font-mono); font-size: 12px; color: var(--skr-muted); letter-spacing: 2px; text-transform: uppercase; margin-top: 4px; }
.skr-case-note { font-size: 13px; color: var(--skr-text); margin-top: 8px; }

/* identity card */
.skr-identity-card {
  position: relative;
  background: var(--skr-surface);
  border: 1px solid var(--skr-div);
  border-radius: 10px;
  padding: calc(var(--skr-u) * 6);
  display: grid;
  grid-template-columns: 1fr 1px 1fr;
  gap: calc(var(--skr-u) * 5);
  overflow: hidden;
}
.skr-identity-gradient {
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--skr-primary), var(--skr-accent), var(--skr-primary));
}
.skr-verified {
  display: inline-block; padding: 4px 10px;
  background: rgba(34, 197, 94, 0.15); color: var(--skr-green);
  font-family: var(--skr-font-mono); font-size: 11px; letter-spacing: 1.5px;
  border-radius: 4px; margin-bottom: 12px;
}
.skr-identity-left h2 { font-family: var(--skr-font-display); margin: 0 0 8px; font-size: 30px; }
.skr-identity-duns { font-family: var(--skr-font-mono); font-size: 14px; color: var(--skr-muted); margin-bottom: 16px; }
.skr-identity-duns strong { color: var(--skr-text); }
.skr-identity-left p { color: var(--skr-muted); margin: 0; max-width: 420px; }
.skr-identity-divider { background: var(--skr-div); }
.skr-identity-right h3 { font-family: var(--skr-font-display); font-size: 18px; margin: 0 0 16px; }
.skr-identity-line { display: flex; align-items: center; gap: 10px; color: var(--skr-text); margin-bottom: 12px; font-size: 14px; }
.skr-identity-line svg { color: var(--skr-accent); flex-shrink: 0; }

/* marquee */
.skr-marquee {
  background: #070a14;
  border-top: 1px solid var(--skr-div);
  border-bottom: 1px solid var(--skr-div);
  overflow: hidden;
  padding: 20px 0;
}
.skr-marquee-track {
  display: inline-flex;
  gap: 36px;
  white-space: nowrap;
  animation: skr-marquee 34s linear infinite;
  will-change: transform;
}
.skr-marquee-track:hover { animation-play-state: paused; }
.skr-marquee-track span {
  font-family: var(--skr-font-mono);
  font-size: 13px;
  letter-spacing: 4px;
  color: var(--skr-accent);
  text-transform: uppercase;
}
.skr-marquee-track span:nth-child(even) { color: var(--skr-div); }
@keyframes skr-marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* contact */
.skr-contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: calc(var(--skr-u) * 3); margin-bottom: calc(var(--skr-u) * 4); }
.skr-contact-card {
  background: var(--skr-surface);
  border: 1px solid var(--skr-div);
  border-radius: 10px;
  padding: calc(var(--skr-u) * 4);
  position: relative;
}
.skr-contact-label { font-family: var(--skr-font-mono); font-size: 11px; letter-spacing: 2px; color: var(--skr-accent); margin-bottom: 10px; }
.skr-contact-value { font-family: var(--skr-font-display); font-size: 16px; font-weight: 600; line-height: 1.4; margin-bottom: 12px; }
.skr-copy {
  background: transparent; border: 1px solid var(--skr-div);
  color: var(--skr-text); font-family: var(--skr-font-mono); font-size: 11px;
  padding: 6px 12px; border-radius: 6px; cursor: pointer;
  transition: border-color 160ms ease, color 160ms ease;
}
.skr-copy:hover { border-color: var(--skr-accent); color: var(--skr-accent); }
.skr-copy[data-copied="true"] { color: var(--skr-green); border-color: var(--skr-green); }
.skr-contact-note { color: var(--skr-muted); font-size: 14px; max-width: 680px; }

/* footer */
.skr-footer {
  background: #070a14;
  padding: calc(var(--skr-u) * 8) 0 calc(var(--skr-u) * 5);
  border-top: 1px solid var(--skr-div);
}
.skr-footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: calc(var(--skr-u) * 4);
  align-items: start;
}
.skr-footer-muted { color: var(--skr-muted); font-size: 13px; margin-top: 6px; }
.skr-footer-link { display: inline-block; margin-top: 10px; color: var(--skr-accent); font-size: 13px; }
.skr-footer-links { display: flex; flex-direction: column; gap: 10px; }
.skr-footer-links a { color: var(--skr-muted); font-size: 13px; }
.skr-footer-links a:hover { color: var(--skr-text); }
.skr-footer-meta { font-family: var(--skr-font-mono); font-size: 11px; letter-spacing: 1.5px; color: var(--skr-muted); text-align: right; }

/* mobile-first breakpoints (mobile defaults above, override at larger) */
@media (max-width: 900px) {
  .skr-hero-grid { grid-template-columns: 1fr; }
  .skr-hero-visual { max-width: 320px; margin: 0 auto; }
  .skr-hero-metrics { grid-template-columns: 1fr 1fr 1fr; }
  .skr-identity-card { grid-template-columns: 1fr; }
  .skr-identity-divider { height: 1px; width: 100%; }
  .skr-footer-inner { grid-template-columns: 1fr; }
  .skr-footer-meta { text-align: left; }
  .skr-nav { display: none; }
}

/* PP page typography */
.skr-pp {
  padding: calc(var(--skr-u) * 14) 0;
  max-width: 780px;
}
.skr-pp h1 { font-family: var(--skr-font-display); font-size: 36px; margin: 0 0 16px; }
.skr-pp h2 { font-family: var(--skr-font-display); font-size: 22px; margin: 32px 0 12px; color: var(--skr-accent); }
.skr-pp p, .skr-pp li { color: var(--skr-muted); font-size: 15px; line-height: 1.7; }
.skr-pp ul { padding-left: 22px; }
.skr-pp a { color: var(--skr-primary); text-decoration: underline; }
.skr-pp-meta {
  font-family: var(--skr-font-mono); font-size: 12px; color: var(--skr-muted);
  letter-spacing: 1.5px; margin-bottom: calc(var(--skr-u) * 4);
}
.skr-pp-back { display: inline-block; margin-top: 32px; color: var(--skr-accent); font-family: var(--skr-font-mono); font-size: 12px; letter-spacing: 2px; }