:root {
  --bg: #050816;
  --bg-alt: #0a1025;
  --panel: rgba(12, 18, 38, 0.65);
  --panel-strong: rgba(15, 23, 52, 0.85);
  --border: rgba(120, 255, 242, 0.22);
  --text: #f4f7ff;
  --muted: #9fadd1;
  --cyan: #66f7ff;
  --blue: #5ba2ff;
  --purple: #9d6bff;
  --green: #62ffac;
  --danger: #ff5d7b;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --container: min(1180px, calc(100% - 32px));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "Inter", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(102, 247, 255, 0.12), transparent 30%),
    radial-gradient(circle at 85% 20%, rgba(157, 107, 255, 0.18), transparent 24%),
    linear-gradient(180deg, #02030d 0%, #060b1e 45%, #030611 100%);
  overflow-x: hidden;
}

img,
video,
canvas {
  max-width: 100%;
  display: block;
}

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

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.site-shell {
  position: relative;
  isolation: isolate;
}

.background-layer,
.background-layer canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.background-layer {
  z-index: -2;
}

.digital-rain {
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(102, 247, 255, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(102, 247, 255, 0.06) 1px, transparent 1px);
  background-size: 70px 70px;
  mask-image: linear-gradient(180deg, transparent, #000 20%, #000 80%, transparent);
  animation: driftGrid 12s linear infinite;
}

.loader {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at center, rgba(90, 162, 255, 0.14), transparent 28%),
    rgba(2, 4, 12, 0.96);
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

.loader.is-hidden {
  opacity: 0;
  visibility: hidden;
}

.loader__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(102, 247, 255, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(102, 247, 255, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  perspective: 1000px;
  transform: perspective(900px) rotateX(75deg) scale(1.5);
  transform-origin: center;
  opacity: 0.25;
}

.loader__content {
  width: min(560px, calc(100% - 32px));
  padding: 34px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: rgba(8, 12, 28, 0.7);
  box-shadow: var(--shadow);
  text-align: center;
  backdrop-filter: blur(18px);
}

.loader__logo,
.brand strong,
.eyebrow,
h1,
h2,
h3 {
  font-family: "Orbitron", Arial, sans-serif;
}

.loader__logo {
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  letter-spacing: 0.18em;
  color: var(--cyan);
  text-shadow: 0 0 16px rgba(102, 247, 255, 0.6);
}

.loader__boot {
  display: grid;
  gap: 8px;
  margin: 18px 0 22px;
  color: var(--muted);
  font-size: 0.95rem;
}

.loader__bar {
  width: 100%;
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
}

.loader__bar span {
  display: block;
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), var(--cyan), var(--green));
  box-shadow: 0 0 18px rgba(102, 247, 255, 0.8);
}

.loader__percent {
  margin-top: 14px;
  font-size: 1.5rem;
  font-weight: 800;
}

.glass-panel {
  border: 1px solid var(--border);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02)),
    var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.topbar {
  position: sticky;
  top: 14px;
  z-index: 20;
  width: var(--container);
  margin: 18px auto 0;
  padding: 16px 18px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand__mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(91, 162, 255, 0.35), rgba(98, 255, 172, 0.18));
  color: var(--cyan);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
}

.nav-toggle {
  display: none;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--muted);
  transition: color 0.25s ease, text-shadow 0.25s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
  text-shadow: 0 0 18px rgba(102, 247, 255, 0.5);
}

.section {
  width: var(--container);
  margin: 0 auto;
  padding: 100px 0;
}

.section--hero {
  width: min(1320px, calc(100% - 20px));
  min-height: 100svh;
  padding: 52px 0 30px;
  position: relative;
}

#lab-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border-radius: 34px;
}

.hero__overlay {
  position: relative;
  z-index: 1;
  min-height: calc(100svh - 82px);
  padding: 70px 20px 20px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 28px;
  align-items: end;
}

.hero__copy,
.hero__hud,
.info-pod,
.service-card,
.tech-carousel,
.project-tile,
.stat-card,
.game-panel,
.game-sidebar,
.contact-panel,
.footer,
.page-hero,
.page-card {
  border-radius: var(--radius-lg);
}

.hero__copy {
  max-width: 760px;
  padding: 32px;
}

.eyebrow {
  margin: 0 0 14px;
  font-size: 0.8rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--green);
}

h1 {
  margin: 0;
  font-size: clamp(2.9rem, 7vw, 5.6rem);
  line-height: 0.95;
}

.hero__subheadline {
  margin: 18px 0 12px;
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  color: var(--cyan);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero__text,
.section__heading p,
.service-card p,
.info-pod p,
.project-tile p,
.carousel-item p,
.contact-panel p,
.game-note,
.page-card p,
.page-hero p {
  color: var(--muted);
  line-height: 1.75;
}

.hero__actions,
.game-controls,
.touch-controls {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.button:hover,
.button:focus-visible,
.chatbot-panel__quick-actions button:hover,
.chatbot-panel__form button:hover,
.touch-controls button:hover {
  transform: translateY(-2px);
}

.button--primary {
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: #04101a;
  box-shadow: 0 10px 28px rgba(91, 162, 255, 0.35);
}

.button--ghost,
.chatbot-panel__quick-actions button,
.chatbot-panel__form button,
.touch-controls button {
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

.hero__stats {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.hero__stats li {
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.hero__stats strong,
.stat-card strong,
.game-metric strong {
  display: block;
  font-size: 1.8rem;
  color: var(--cyan);
}

.hero__stats span,
.game-metric span {
  color: var(--muted);
  font-size: 0.92rem;
}

.hero__hud {
  padding: 22px;
  min-height: 260px;
  position: relative;
  overflow: hidden;
}

.hud__ring {
  position: absolute;
  inset: 24px;
  border-radius: 50%;
  border: 1px solid rgba(102, 247, 255, 0.22);
  box-shadow:
    0 0 18px rgba(102, 247, 255, 0.22),
    inset 0 0 18px rgba(157, 107, 255, 0.18);
  animation: spin 12s linear infinite;
}

.hud__ring::before,
.hud__ring::after {
  content: "";
  position: absolute;
  inset: 18px;
  border-radius: inherit;
  border: 1px dashed rgba(157, 107, 255, 0.22);
}

.hud__ring::after {
  inset: 50px;
  border-color: rgba(98, 255, 172, 0.18);
}

.hud__content {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 8px;
  padding-top: 180px;
}

.hud__content p {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  color: var(--muted);
}

.hud__content strong {
  font-size: 1.2rem;
}

.hud__content span {
  color: var(--muted);
  line-height: 1.6;
}

.section__heading {
  max-width: 700px;
  margin-bottom: 30px;
}

h2 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 4vw, 3rem);
}

.lab-room,
.services-grid,
.project-wall,
.stats-grid,
.contact-layout {
  display: grid;
  gap: 22px;
}

.lab-room {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.services-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.project-wall {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.contact-layout,
.game-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, 0.7fr);
  gap: 22px;
}

.info-pod,
.service-card,
.project-tile,
.stat-card,
.contact-panel,
.page-card {
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.info-pod::before,
.service-card::before,
.project-tile::before,
.contact-panel::before,
.page-card::before {
  content: "";
  position: absolute;
  inset: -40% auto auto -10%;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(102, 247, 255, 0.16), transparent 70%);
  pointer-events: none;
}

.service-card span {
  display: inline-block;
  margin-bottom: 18px;
  color: var(--green);
  letter-spacing: 0.2em;
}

.service-card h3,
.project-tile h3,
.carousel-item h3,
.contact-panel h3,
.page-card h3 {
  margin: 0 0 12px;
  font-size: 1.28rem;
}

.tech-carousel {
  padding: 18px;
  display: grid;
  grid-template-columns: 60px minmax(0, 1fr) 60px;
  gap: 14px;
  align-items: center;
}

.carousel-control {
  width: 100%;
  height: 56px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--cyan);
  font-size: 1.6rem;
}

.carousel-track {
  position: relative;
  min-height: 260px;
  overflow: hidden;
}

.carousel-item {
  position: absolute;
  inset: 0;
  padding: 30px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background:
    radial-gradient(circle at top right, rgba(157, 107, 255, 0.18), transparent 30%),
    rgba(255, 255, 255, 0.03);
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.carousel-item.is-active {
  opacity: 1;
  transform: scale(1);
}

.project-tile__visual {
  height: 180px;
  margin-bottom: 16px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.visual-chip {
  background:
    linear-gradient(135deg, rgba(91, 162, 255, 0.35), rgba(0, 0, 0, 0.1)),
    repeating-linear-gradient(90deg, rgba(102, 247, 255, 0.2) 0 10px, transparent 10px 20px),
    radial-gradient(circle at center, rgba(102, 247, 255, 0.35), transparent 50%);
}

.visual-ai {
  background:
    radial-gradient(circle at 30% 30%, rgba(157, 107, 255, 0.35), transparent 30%),
    radial-gradient(circle at 70% 70%, rgba(102, 247, 255, 0.28), transparent 28%),
    linear-gradient(135deg, rgba(5, 8, 22, 0.8), rgba(19, 34, 72, 0.9));
}

.visual-pcb {
  background:
    linear-gradient(90deg, rgba(98, 255, 172, 0.18) 0 4px, transparent 4px 28px),
    linear-gradient(rgba(98, 255, 172, 0.12) 0 4px, transparent 4px 28px),
    linear-gradient(135deg, rgba(4, 16, 26, 0.9), rgba(16, 34, 26, 0.9));
}

.visual-video {
  display: grid;
  place-items: center;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  color: var(--cyan);
  background:
    radial-gradient(circle at center, rgba(102, 247, 255, 0.18), transparent 35%),
    linear-gradient(135deg, rgba(8, 12, 28, 0.9), rgba(24, 20, 44, 0.9));
}

.section--stats {
  position: relative;
}

.stat-card {
  padding: 26px 20px;
  text-align: center;
}

.stat-card span {
  display: block;
  margin-top: 10px;
  color: var(--muted);
}

.game-panel {
  padding: 18px;
}

#tech-runner {
  width: 100%;
  height: auto;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(circle at top, rgba(102, 247, 255, 0.1), transparent 40%),
    linear-gradient(180deg, #060a16 0%, #081324 60%, #05080f 100%);
}

.game-controls {
  margin-top: 16px;
}

.game-sidebar {
  padding: 24px;
  display: grid;
  gap: 16px;
  align-content: start;
}

.game-metric {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
}

.leaderboard ol {
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.touch-controls {
  margin-top: 14px;
}

.touch-controls button {
  flex: 1 1 120px;
  min-height: 44px;
  border-radius: 14px;
}

.contact-form,
.chatbot-panel__form {
  display: grid;
  gap: 14px;
}

.contact-form label {
  display: grid;
  gap: 8px;
}

.contact-form span {
  color: var(--muted);
}

.contact-form input,
.contact-form textarea,
.chatbot-panel__form input {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 14px 16px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.contact-form input:focus,
.contact-form textarea:focus,
.chatbot-panel__form input:focus {
  outline: 1px solid rgba(102, 247, 255, 0.4);
  border-color: rgba(102, 247, 255, 0.4);
}

.form-feedback {
  min-height: 24px;
  margin: 0;
  color: var(--green);
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 18px 0 24px;
  display: grid;
  gap: 12px;
  color: var(--muted);
}

.footer {
  width: var(--container);
  margin: 0 auto 40px;
  padding: 22px 24px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

.footer p {
  margin: 6px 0 0;
  color: var(--muted);
}

.footer__links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.chatbot-trigger {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 22;
  width: 64px;
  height: 64px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(91, 162, 255, 0.9), rgba(102, 247, 255, 0.9));
  color: #06101b;
  font-family: "Orbitron", Arial, sans-serif;
  font-weight: 800;
  box-shadow: 0 16px 28px rgba(91, 162, 255, 0.28);
}

.chatbot-panel {
  position: fixed;
  right: 22px;
  bottom: 98px;
  z-index: 22;
  width: min(380px, calc(100% - 24px));
  padding: 18px;
  border-radius: 26px;
}

.chatbot-panel[hidden] {
  display: none;
}

.chatbot-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.chatbot-panel__header button {
  border: 0;
  background: transparent;
  color: var(--text);
  font-size: 1.4rem;
}

.chatbot-panel__messages {
  display: grid;
  gap: 10px;
  margin: 16px 0;
  max-height: 260px;
  overflow: auto;
  padding-right: 4px;
}

.chat-message {
  padding: 12px 14px;
  border-radius: 16px;
  line-height: 1.6;
}

.chat-message--bot {
  background: rgba(91, 162, 255, 0.12);
  color: var(--text);
}

.chat-message--user {
  background: rgba(102, 247, 255, 0.12);
  color: var(--text);
}

.chatbot-panel__quick-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.chatbot-panel__quick-actions button,
.chatbot-panel__form button {
  border-radius: 14px;
  padding: 10px 14px;
}

.page-main {
  padding-top: 30px;
}

.page-hero {
  width: var(--container);
  margin: 0 auto;
  padding: 44px;
}

.page-grid {
  width: var(--container);
  margin: 22px auto 80px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.page-card ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.8;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes driftGrid {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(70px);
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 1180px) {
  .lab-room,
  .services-grid,
  .project-wall,
  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero__overlay,
  .contact-layout,
  .game-layout,
  .page-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .topbar {
    border-radius: 28px;
    align-items: flex-start;
    padding: 16px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    width: 100%;
    display: none;
    padding-top: 12px;
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav.is-open {
    display: flex;
  }

  .hero__overlay {
    padding-top: 110px;
  }

  .hero__copy {
    padding: 26px;
  }

  .hero__stats,
  .lab-room,
  .services-grid,
  .project-wall,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .tech-carousel {
    grid-template-columns: 1fr;
  }

  .carousel-track {
    min-height: 300px;
  }

  .carousel-control {
    height: 48px;
  }

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

@media (max-width: 560px) {
  .section {
    padding: 80px 0;
  }

  .hero__overlay {
    padding-inline: 12px;
  }

  .loader__content,
  .hero__copy,
  .hero__hud,
  .info-pod,
  .service-card,
  .project-tile,
  .game-sidebar,
  .contact-panel,
  .page-hero,
  .page-card {
    padding: 20px;
  }

  .topbar {
    top: 10px;
    width: min(100% - 16px, var(--container));
  }

  .chatbot-trigger {
    right: 14px;
    bottom: 14px;
  }

  .chatbot-panel {
    right: 12px;
    bottom: 86px;
  }
}