:root {
  --prk-bg: #0E141B;
  --prk-surface: #18202A;
  --prk-surface-2: #1F2933;
  --prk-lime: #A8D820;
  --prk-steel: #4A90B8;
  --prk-text: #EDF1F4;
  --prk-muted: #8D99A6;
  --prk-border: #2B3947;
  --prk-sidebar-w: 232px;
  --prk-gutter: 20px;
  --prk-notch: 14px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

.prk-body {
  margin: 0;
  background: var(--prk-bg);
  color: var(--prk-text);
  font-family: "Segoe UI", "Helvetica Neue", Arial, "Liberation Sans", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--prk-steel); text-decoration: none; }

.prk-skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--prk-lime);
  color: #0E141B;
  padding: 8px 14px;
  z-index: 200;
  font-weight: 700;
  letter-spacing: 0.06em;
}
.prk-skip:focus { left: 8px; top: 8px; }

/* ---------- Mobile top bar ---------- */
.prk-topbar {
  position: sticky;
  top: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px var(--prk-gutter);
  background: var(--prk-surface);
  border-bottom: 1px solid var(--prk-border);
}

.prk-topbar-mark {
  font-weight: 800;
  letter-spacing: 0.34em;
  font-size: 1.15rem;
  color: var(--prk-text);
  padding-left: 4px;
  border-left: 3px solid var(--prk-lime);
  padding-left: 10px;
}

.prk-burger {
  width: 44px;
  height: 40px;
  background: var(--prk-surface-2);
  border: 1px solid var(--prk-border);
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  padding: 0;
}
.prk-burger-bar {
  width: 20px;
  height: 2px;
  background: var(--prk-lime);
  transition: transform .22s ease, opacity .22s ease;
}
.prk-burger[aria-expanded="true"] .prk-burger-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.prk-burger[aria-expanded="true"] .prk-burger-bar:nth-child(2) { opacity: 0; }
.prk-burger[aria-expanded="true"] .prk-burger-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Sidebar ---------- */
.prk-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  height: 100%;
  width: min(82%, 300px);
  background: var(--prk-surface);
  border-right: 1px solid var(--prk-border);
  transform: translateX(-105%);
  transition: transform .28s cubic-bezier(.4,0,.2,1);
  z-index: 120;
  display: flex;
  flex-direction: column;
  padding: 26px 22px;
}
.prk-sidebar.prk-open { transform: translateX(0); }

.prk-brand {
  display: flex;
  flex-direction: column;
  border-left: 4px solid var(--prk-lime);
  padding-left: 12px;
  margin-bottom: 34px;
}
.prk-brand-word {
  font-weight: 800;
  font-size: 1.7rem;
  letter-spacing: 0.32em;
}
.prk-brand-sub {
  color: var(--prk-muted);
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  margin-top: 4px;
}

.prk-anchors {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-left: 1px solid var(--prk-border);
}
.prk-anchors a {
  display: block;
  color: var(--prk-muted);
  padding: 12px 16px;
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-left: 3px solid transparent;
  margin-left: -1px;
  transition: color .18s ease, border-color .18s ease, background .18s ease;
}
.prk-anchors a:hover,
.prk-anchors a.prk-active {
  color: var(--prk-text);
  border-left-color: var(--prk-lime);
  background: var(--prk-surface-2);
}

.prk-sidebar-foot {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 24px;
}
.prk-sidebar-tag {
  font-size: 0.66rem;
  letter-spacing: 0.24em;
  color: var(--prk-muted);
  border: 1px solid var(--prk-border);
  padding: 5px 10px;
  align-self: flex-start;
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--prk-notch) 100%, 0 calc(100% - var(--prk-notch)));
}

.prk-scrim {
  position: fixed;
  inset: 0;
  background: rgba(6, 10, 14, 0.62);
  z-index: 110;
  border: 0;
}

/* ---------- Main ---------- */
.prk-main {
  padding: 0 var(--prk-gutter) 0;
}

/* ---------- Intro ---------- */
.prk-intro {
  min-height: calc(100vh - 64px);
  display: flex;
  align-items: center;
  background: var(--prk-surface);
  border: 1px solid var(--prk-border);
  margin: var(--prk-gutter) 0;
  padding: 44px 26px;
  position: relative;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
  background-image:
    linear-gradient(0deg, rgba(74,144,184,0.06), rgba(74,144,184,0.06)),
    repeating-linear-gradient(45deg, transparent 0 22px, rgba(43,57,71,0.35) 22px 23px);
}
.prk-intro-grid { max-width: 780px; }
.prk-intro-kicker {
  color: var(--prk-steel);
  font-size: 0.72rem;
  letter-spacing: 0.34em;
  margin: 0 0 18px;
  font-weight: 700;
}
.prk-intro-title {
  margin: 0 0 22px;
  font-weight: 800;
  line-height: 0.98;
  font-size: clamp(2.4rem, 11vw, 5.4rem);
  letter-spacing: 0.01em;
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
}
.prk-outline {
  color: var(--prk-text);
  -webkit-text-stroke: 2px var(--prk-steel);
  -webkit-text-fill-color: transparent;
  text-stroke: 2px var(--prk-steel);
}
.prk-solid { color: var(--prk-lime); }
.prk-intro-lead {
  color: var(--prk-muted);
  max-width: 52ch;
  font-size: 1.02rem;
  margin: 0 0 30px;
}
.prk-intro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.prk-btn {
  display: inline-block;
  padding: 13px 26px;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 700;
  border: 1px solid transparent;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}
.prk-btn-lime { background: var(--prk-lime); color: #0E141B; }
.prk-btn-lime:hover { background: #b9e638; }
.prk-btn-ghost { color: var(--prk-text); border-color: var(--prk-border); background: var(--prk-surface-2); }
.prk-btn-ghost:hover { border-color: var(--prk-steel); color: var(--prk-steel); }

/* ---------- Section heads ---------- */
.prk-sec-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin: 0 0 26px;
  border-bottom: 1px solid var(--prk-border);
  padding-bottom: 14px;
}
.prk-sec-index {
  color: var(--prk-lime);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  font-weight: 800;
}
.prk-sec-title {
  margin: 0;
  font-size: clamp(1.5rem, 6vw, 2.3rem);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 800;
}

.prk-services,
.prk-caps,
.prk-shopfloor,
.prk-company,
.prk-contact {
  padding: 40px 0;
  scroll-margin-top: 72px;
}

/* ---------- Service rows ---------- */
.prk-row {
  display: flex;
  align-items: stretch;
  gap: 0;
  border: 1px solid var(--prk-border);
  background: var(--prk-surface);
  margin-bottom: 18px;
  flex-direction: column;
}
.prk-row-text { padding: 26px 24px; flex: 1; }
.prk-row-title {
  margin: 0 0 12px;
  font-size: 1.24rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--prk-text);
}
.prk-row-body { margin: 0; color: var(--prk-muted); max-width: 60ch; }
.prk-row-icon {
  background: var(--prk-surface-2);
  border-top: 1px solid var(--prk-border);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 26px;
  min-width: 120px;
}
.prk-svg {
  width: 64px;
  height: 64px;
  fill: none;
  stroke: var(--prk-lime);
  stroke-width: 2.4;
  stroke-linecap: square;
  stroke-linejoin: miter;
}

/* ---------- Stats ---------- */
.prk-stat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.prk-stat {
  border: 1px solid var(--prk-border);
  background: var(--prk-surface);
  padding: 30px 24px;
  clip-path: polygon(0 0, calc(100% - var(--prk-notch)) 0, 100% var(--prk-notch), 100% 100%, 0 100%);
}
.prk-stat-num {
  display: block;
  font-size: clamp(2.6rem, 12vw, 3.8rem);
  font-weight: 800;
  color: var(--prk-lime);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.prk-stat-label {
  display: block;
  margin-top: 8px;
  color: var(--prk-muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.74rem;
}

/* ---------- Paragraphs ---------- */
.prk-para {
  color: var(--prk-muted);
  max-width: 68ch;
  margin: 0 0 16px;
  font-size: 1.02rem;
}

/* ---------- Contact ---------- */
.prk-contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.prk-contact-block {
  border: 1px solid var(--prk-border);
  background: var(--prk-surface);
  padding: 24px;
  border-left: 3px solid var(--prk-lime);
}
.prk-contact-key {
  display: block;
  color: var(--prk-steel);
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-size: 0.7rem;
  margin-bottom: 10px;
  font-weight: 700;
}
.prk-contact-val { font-size: 1.1rem; color: var(--prk-text); font-style: normal; }
.prk-mail { color: var(--prk-lime); }
.prk-mail:hover { text-decoration: underline; }
.prk-addr { line-height: 1.6; }

/* ---------- Footer ---------- */
.prk-footer {
  border-top: 1px solid var(--prk-border);
  padding: 26px 0 42px;
  margin-top: 20px;
}
.prk-footer-line {
  margin: 0 0 10px;
  color: var(--prk-muted);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}
.prk-footer-links { margin: 0; font-size: 0.82rem; }
.prk-footer-links a { color: var(--prk-steel); }
.prk-footer-links a:hover { color: var(--prk-lime); }
.prk-footer-sep { color: var(--prk-border); margin: 0 8px; }

/* ---------- Count-up reveal ---------- */
.prk-stat-num.prk-counting { color: var(--prk-lime); }

/* ---------- Desktop >= 900px ---------- */
@media (min-width: 900px) {
  .prk-topbar { display: none; }

  .prk-sidebar {
    transform: none;
    width: var(--prk-sidebar-w);
  }
  .prk-scrim { display: none !important; }

  .prk-main {
    margin-left: var(--prk-sidebar-w);
    padding: 0 48px;
    max-width: 1180px;
  }

  .prk-intro { padding: 60px 54px; }

  .prk-row { flex-direction: row; }
  .prk-row-icon {
    border-top: 0;
    border-left: 1px solid var(--prk-border);
    min-width: 180px;
  }
  .prk-row-flip { flex-direction: row-reverse; }
  .prk-row-flip .prk-row-icon {
    border-left: 0;
    border-right: 1px solid var(--prk-border);
  }

  .prk-stat-grid { grid-template-columns: repeat(3, 1fr); }
  .prk-contact-grid { grid-template-columns: repeat(2, 1fr); }

  .prk-services,
  .prk-caps,
  .prk-shopfloor,
  .prk-company,
  .prk-contact { padding: 60px 0; }
}

@media (min-width: 1280px) {
  .prk-main { padding: 0 72px; }
}

/* reduce motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .prk-sidebar, .prk-burger-bar { transition: none; }
}