/* ===== Root & Global ===== */

:root {
  --header-height: 80px;

  --bg-page: #0b1020;
  --bg-page-soft: #0f172a;
  --bg-section: #050816;
  --bg-section-soft: #0b1220;

  --bg-card: #020617;
  --bg-card-soft: rgba(15, 23, 42, 0.9);

  --border-subtle: rgba(148, 163, 184, 0.45);
  --border-strong: rgba(148, 163, 184, 0.7);

  --accent: #38bdf8;
  --accent-soft: rgba(56, 189, 248, 0.18);
  --accent-strong: #0ea5e9;

  --text-main: #e5e7eb;
  --text-muted: #9ca3af;
  --text-soft: #6b7280;

  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.7);
  --shadow-hero: 0 40px 120px rgba(0, 0, 0, 0.9);

  --radius-lg: 32px;
  --radius-md: 20px;
  --radius-sm: 999px;

  --container-max: 1120px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast: 160ms;
  --duration-med: 240ms;
  --duration-slow: 420ms;
}

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

html,
body {
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-main);
  background: radial-gradient(circle at 0 0, #0b1f3b 0, #020617 55%, #000000 100%);
  padding-top: var(--header-height);
}

/* Utility */

/* ===== Micro-interactions ===== */

a,
button,
input {
  transition: transform var(--duration-med) var(--ease-out),
    box-shadow var(--duration-med) var(--ease-out),
    border-color var(--duration-med) var(--ease-out),
    background-color var(--duration-med) var(--ease-out),
    color var(--duration-fast) var(--ease-in-out),
    filter var(--duration-med) var(--ease-out);
}

:focus-visible {
  outline: 2px solid rgba(34, 211, 238, 0.65);
  outline-offset: 3px;
}

@media (hover: hover) and (pointer: fine) {
  .badge:hover {
    transform: translateY(-2px);
    border-color: rgba(226, 232, 240, 0.72);
    filter: brightness(1.06);
  }

  .card:hover {
    transform: translateY(-6px);
    border-color: rgba(34, 211, 238, 0.55);
    box-shadow: 0 22px 56px rgba(15, 23, 42, 0.78);
    filter: brightness(1.04);
  }

  .nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 34px rgba(15, 23, 42, 0.84);
    border-color: rgba(226, 232, 240, 0.75);
    filter: brightness(1.05);
  }

  .hero-dot:hover {
    transform: scale(1.25);
    background: rgba(148, 163, 184, 0.6);
  }

  .btn-primary:hover {
    transform: translateY(-1px);
    filter: brightness(1.05);
  }

  .menu-toggle:hover {
    transform: translateY(-1px);
    border-color: rgba(226, 232, 240, 0.6);
  }

  .footer-links a:hover {
    color: #e5e7eb;
  }

  .contact-form input:hover {
    border-color: rgba(226, 232, 240, 0.7);
  }
}

.nav-links a.is-active {
  color: #e5e7eb;
}

.nav-links a.is-active::after {
  width: 100%;
}

.contact-form input:focus-visible {
  border-color: rgba(34, 211, 238, 0.75);
  box-shadow: 0 0 0 6px rgba(56, 189, 248, 0.14);
}

.btn-primary:active {
  transform: translateY(0);
  filter: brightness(0.98);
}

/* Reduce motion support */
@media (prefers-reduced-motion: reduce) {
  html,
  body {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
  }

  .hero-media,
  .immersive-media {
    --parallax-y: 0px !important;
    transform: scale(1.02) !important;
  }
}


.container {
  width: min(var(--container-max), 100% - 48px);
  margin: 0 auto;
}

.section {
  padding: 96px 0;
}

.section-soft {
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.14), rgba(15, 23, 42, 0.96));
}

.section:not(.section-soft) {
  background: radial-gradient(circle at 100% 0, rgba(56, 189, 248, 0.12), rgba(2, 6, 23, 1));
}

.eyebrow {
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.19em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 12px;
}

h1,
h2,
h3 {
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-weight: 600;
  letter-spacing: 0.01em;
  margin: 0;
  color: #f9fafb;
}

h1 {
  font-size: clamp(2.6rem, 4vw, 3.4rem);
  line-height: 1.05;
}

h2 {
  font-size: clamp(1.9rem, 3vw, 2.4rem);
  line-height: 1.1;
}

h3 {
  font-size: 1.1rem;
}

p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.6;
}

.trademark {
  font-size: 0.6em;
  vertical-align: super;
}

/* ===== Header / Nav ===== */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--header-height);
  display: flex;
  align-items: center;
  z-index: 100;
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.32), rgba(15, 23, 42, 0.98));
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.35);
}

.header-inner {
  width: min(var(--container-max), 100% - 48px);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-mark {
  width: 112px;
  height: auto;
}

.brand-wordmark {
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  font-size: 0.76rem;
  color: #f9fafb;
}

.main-nav {
  display: flex;
  align-items: center;
  position: relative;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 28px;
  align-items: center;
  padding: 0;
  margin: 0;
}

.nav-links a {
  position: relative;
  text-decoration: none;
  font-size: 0.95rem;
  color: var(--text-muted);
  padding-bottom: 4px;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, #22d3ee, #a855f7);
  transition: width 0.18s ease-out;
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  width: 100%;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: #e5e7eb;
}

.nav-cta {
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.28), rgba(15, 23, 42, 0.98));
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.7);
  color: #e5f2ff !important;
}

/* Mobile menu toggle */

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: rgba(15, 23, 42, 0.9);
  cursor: pointer;
  padding: 0;
}

.menu-toggle span {
  display: block;
  height: 2px;
  width: 18px;
  background: #f9fafb;
  border-radius: 999px;
}

/* ===== Landing Hero ===== */

.hero {
  position: relative;
  overflow: hidden;
}

.hero-landing {
  min-height: calc(100vh - var(--header-height));
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.16), rgba(15, 23, 42, 1));
}

.hero-media {
  position: absolute;
  inset: 0;
  background-image: url("hero_chitin.png");
  background-size: cover;
  background-position: center;
  filter: saturate(1.05) contrast(1.05);
  --parallax-y: 0px;
  will-change: transform;
  transform: translate3d(0, var(--parallax-y), 0) scale(1.02);
  }

.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 0 0, rgba(34, 211, 238, 0.16), transparent 55%),
    linear-gradient(90deg, rgba(3, 7, 18, 0.9) 0%, rgba(15, 23, 42, 0.8) 40%, rgba(15, 23, 42, 0.24) 62%, rgba(15, 23, 42, 0.02) 78%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  padding: 72px 0 164px;
  display: flex;
  align-items: center;
}

.hero-main {
  max-width: 540px;
}

.hero-lead {
  margin-top: 16px;
  font-size: 0.98rem;
  max-width: 520px;
}

.hero-badges {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.badge {
  font-size: 0.8rem;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.55);
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.18), rgba(15, 23, 42, 0.96));
  color: #e5f2ff;
}

/* Hero bottom panel */

.hero-bottom-panel {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 24px;
  pointer-events: none;
}

.hero-bottom-inner {
  display: flex;
  gap: 20px;
  align-items: flex-end;
}

.hero-chip,
.hero-carousel {
  pointer-events: auto;
}

.hero-chip {
  flex: 0 0 32%;
  padding: 18px 18px 20px;
  border-radius: 18px;
  background: rgba(15, 23, 42, 0.96);
  border: 1px solid rgba(148, 163, 184, 0.55);
  box-shadow: var(--shadow-soft);
}

.chip-eyebrow {
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 10px;
}

.chip-title {
  font-size: 1.05rem;
  margin: 0 0 4px;
}

.chip-meta {
  font-size: 0.8rem;
  color: var(--text-soft);
}

/* Hero carousel */

.hero-carousel {
  flex: 1;
  padding: 18px 22px 18px;
  border-radius: 20px;
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.36), rgba(15, 23, 42, 0.96));
  border: 1px solid rgba(148, 163, 184, 0.6);
  box-shadow: var(--shadow-soft);
  position: relative;
  min-height: 138px;
  overflow: hidden;
}

.hero-slide {
  position: absolute;
  inset: 18px 22px 62px;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 260ms ease-out, transform 260ms ease-out;
}

.hero-slide.active {
  opacity: 1;
  transform: translateY(0);
}

.slide-kicker {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(226, 232, 240, 0.9);
  margin: 0 0 8px;
}

.hero-slide h3 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.hero-slide p {
  font-size: 0.86rem;
  max-width: 580px;
}

.hero-dots {
  position: absolute;
  right: 18px;
  bottom: 12px;
  display: flex;
  gap: 6px;
}

.hero-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  border: none;
  padding: 0;
  cursor: pointer;
  background: rgba(148, 163, 184, 0.4);
}

.hero-dot.active {
  width: 18px;
  background: linear-gradient(90deg, #22d3ee, #a855f7);
}

/* Scroll indicator */

.scroll-indicator {
  position: absolute;
  left: 50%;
  bottom: 6px;
  transform: translateX(-50%);
  width: 38px;
  height: 54px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.55);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.9);
  background:
    radial-gradient(circle at 50% 0, rgba(56, 189, 248, 0.46), transparent 60%),
    rgba(15, 23, 42, 1);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  text-decoration: none;
}

.scroll-indicator::after {
  content: "";
  width: 9px;
  height: 9px;
  margin-bottom: 10px;
  border-left: 1px solid rgba(148, 163, 184, 0.9);
  border-bottom: 1px solid rgba(148, 163, 184, 0.9);
  transform: rotate(-45deg);
}

/* ===== Section headers & cards ===== */

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 40px;
}

.section-header.left {
  text-align: left;
  margin-left: 0;
}

.section-lead {
  margin-top: 12px;
  font-size: 0.95rem;
}

.card-grid {
  display: grid;
  gap: 22px;
}

.card-grid.three-up {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card-grid.four-up {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  will-change: transform;
  padding: 20px 20px 22px;
  border-radius: 20px;
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.16), rgba(15, 23, 42, 0.96));
  border: 1px solid rgba(148, 163, 184, 0.5);
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.65);
}

.card h3 {
  margin-bottom: 8px;
}

.card p {
  font-size: 0.9rem;
}

.card ul {
  margin: 14px 0 0;
  padding-left: 18px;
  font-size: 0.86rem;
  color: var(--text-muted);
}

.card li + li {
  margin-top: 4px;
}

/* ===== Immersive stacked heroes (Manufacturing & R&D) ===== */

.stack-section {
  position: relative;
  min-height: calc((100vh - var(--header-height)) * 2);
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.12), rgba(2, 6, 23, 1));
}

/* Anchor points so the nav can jump to Manufacturing vs R&D within the stack */
.stack-anchor {
  position: absolute;
  left: 0;
  top: 0;
  width: 1px;
  height: 1px;
}

.stack-anchor--second {
  top: calc(100vh - var(--header-height));
}

.stack-pinner {
  position: sticky;
  top: var(--header-height);
  height: calc(100vh - var(--header-height));
  overflow: hidden;
}

.stack-panel {
  position: absolute;
  inset: 0;
  height: 100%;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.manufacturing-hero {
  z-index: 1;
}

.rnd-hero {
  z-index: 2;
  transform: translateY(100%);
}

.immersive-hero {
  overflow: hidden;
}

.immersive-media {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: saturate(1.05) contrast(1.05);
  --parallax-y: 0px;
  will-change: transform;
  transform: translate3d(0, var(--parallax-y), 0) scale(1.02);
  }

.manufacturing-media {
  background-image: url("group.png");
}

.rnd-media {
  background-image: url("peter.png");
}

.immersive-overlay {
  position: relative;
  width: min(var(--container-max), 100% - 48px);
  margin: 0 auto;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.2), transparent 55%),
    linear-gradient(90deg, rgba(2, 6, 23, 0.96) 0%, rgba(2, 6, 23, 0.88) 40%, rgba(15, 23, 42, 0.24) 72%, rgba(15, 23, 42, 0.02) 86%);
  border: 1px solid rgba(148, 163, 184, 0.55);
  box-shadow: var(--shadow-hero);
  overflow: hidden;
}

.immersive-content {
  padding: 58px 60px;
  max-width: 580px;
}

.hero-list {
  margin-top: 18px;
  padding-left: 18px;
  font-size: 0.9rem;
}

.hero-list li + li {
  margin-top: 4px;
}

/* ===== Company & Contact ===== */

.company {
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.16), rgba(15, 23, 42, 1));
}

.company-layout {
  display: grid;
  grid-template-columns: minmax(0, 2.2fr) minmax(0, 1.4fr);
  gap: 36px;
}

.company-main .section-lead + .section-lead {
  margin-top: 10px;
}

.company-panel {
  padding: 20px 20px 24px;
  border-radius: 22px;
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.18), rgba(15, 23, 42, 0.96));
  border: 1px solid rgba(148, 163, 184, 0.55);
  box-shadow: var(--shadow-soft);
  font-size: 0.92rem;
}

.company-panel p + p {
  margin-top: 10px;
}

.contact {
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.24), rgba(15, 23, 42, 1));
}

.contact-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.contact-form {
  display: flex;
  gap: 12px;
  align-items: center;
}

.contact-form input {
  min-width: 240px;
  padding: 11px 14px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.7);
  background: rgba(15, 23, 42, 0.92);
  color: #e5f2ff;
  font-size: 0.9rem;
}

.contact-form input::placeholder {
  color: rgba(148, 163, 184, 0.9);
}

.btn-primary {
  padding: 10px 18px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  background: linear-gradient(135deg, #22d3ee, #a855f7);
  color: #0b1020;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: 0 18px 40px rgba(8, 47, 73, 0.9);
}

/* ===== Footer ===== */

.site-footer {
  padding: 26px 0 32px;
  background: #020617;
  border-top: 1px solid rgba(15, 23, 42, 1);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-brand {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: baseline;
}

.footer-meta {
  font-size: 0.8rem;
  color: var(--text-soft);
}

.footer-links {
  display: flex;
  gap: 18px;
}

.footer-links a {
  text-decoration: none;
  font-size: 0.86rem;
  color: var(--text-muted);
}

/* ===== Accessibility helpers ===== */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===== Responsive ===== */

@media (max-width: 960px) {
  body {
    padding-top: 72px;
  }

  :root {
    --header-height: 72px;
  }

  .header-inner {
    width: min(var(--container-max), 100% - 32px);
  }

  .nav-links {
    position: absolute;
    inset: calc(100% + 10px) 0 auto auto;
    flex-direction: column;
    align-items: flex-end;
    padding: 14px 16px;
    border-radius: 18px;
    background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.3), rgba(15, 23, 42, 0.98));
    border: 1px solid rgba(148, 163, 184, 0.7);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.9);
    transform-origin: top right;
    transform: scale(0.96);
    opacity: 0;
    visibility: hidden;
    transition: opacity 160ms ease-out, transform 160ms ease-out;
  }

  .main-nav.open .nav-links {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
  }

  .menu-toggle {
    display: inline-flex;
    margin-left: 12px;
  }

  .nav-links a {
    font-size: 0.9rem;
  }

  .hero-inner {
    padding: 72px 0 170px;
  }

  .hero-main {
    max-width: 100%;
  }

  .hero-bottom-inner {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-chip {
    flex-basis: auto;
  }

  .hero-carousel {
    padding: 16px 16px 16px;
    min-height: 220px;
  }

  
  /* Mobile hero polish: prevent overlap by letting the bottom panel flow below the main copy */
  .hero-landing {
    min-height: calc(100svh - var(--header-height));
  }
  
  .hero-inner {
    padding: 72px 0 32px;
  }
  
  .hero-badges {
    gap: 8px;
    margin-top: 18px;
  }
  
  .badge {
    font-size: 0.78rem;
    padding: 6px 10px;
  }
  
  .hero-bottom-panel {
    position: relative;
    bottom: auto;
    margin-top: 18px;
    padding-bottom: 28px;
    pointer-events: auto;
  }
  
  .hero-bottom-inner {
    gap: 14px;
  }
  
  .hero-chip {
    padding: 16px 16px 18px;
  }
  
  .hero-slide {
    inset: 16px 16px 56px;
  }
  
  .hero-dots {
    right: 14px;
    bottom: 10px;
  }
.stack-panel {
    height: calc(100vh - var(--header-height));
  }

  .immersive-content {
    padding: 40px 26px;
  }

  .company-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .contact-layout {
    flex-direction: column;
    align-items: flex-start;
  }

  .contact-form {
    width: 100%;
  }

  .contact-form input {
    flex: 1;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(var(--container-max), 100% - 28px);
  }

  h1 {
    font-size: 2.2rem;
  }

  .hero-inner {
    padding: 56px 0 24px;
  }

  .hero-bottom-panel {
    bottom: auto;
    margin-top: 14px;
    padding-bottom: 22px;
  }

  
  .hero-carousel {
    padding: 14px 14px 14px;
    min-height: 248px;
  }
  
  .hero-slide {
    inset: 14px 14px 58px;
  }
  
  .hero-dot.active {
    width: 16px;
  }
.section {
    padding: 72px 0;
  }

  .section-header {
    margin-bottom: 32px;
  }

  .card-grid.three-up,
  .card-grid.four-up {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-list {
    font-size: 0.9rem;
  }
}