:root {
  --bg: #05060a;
  --bg-soft: #0d1020;
  --bg-card: #0f1324;
  --text: #e9eef6;
  --muted: #9aa6b2;
  --accent: #4de1ff;
  --accent-2: #72f5c4;
  --accent-3: #7a8cff;
  --stroke: rgba(255, 255, 255, 0.08);
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "Noto Sans SC", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top, #141a33 0%, #07090f 45%, #05060a 100%);
  line-height: 1.6;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

main {
  margin: 0 auto;
  padding: 0 8vw 120px;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 8vw;
  border-bottom: 1px solid var(--stroke);
  background: rgba(5, 6, 10, 0.7);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.navbar__left .brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand__name {
  font-weight: 600;
  letter-spacing: 0.02em;
}

.brand__tagline {
  font-size: 12px;
  color: var(--accent-2);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.navbar__right {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 14px;
}

.navbar__right a {
  color: var(--text);
  opacity: 0.8;
  transition: opacity 150ms ease, color 150ms ease;
}

.navbar__right a:hover {
  opacity: 1;
  color: var(--accent);
}

#search {
  display: flex;
  justify-content: flex-end;
  padding: 10px 8vw 0;
}

#search input[type="text"] {
  background: rgba(15, 19, 36, 0.9);
  border: 1px solid var(--stroke);
  border-radius: 999px;
  padding: 8px 14px;
  color: var(--text);
  min-width: 220px;
}

#search input[type="submit"] {
  margin-left: 8px;
  background: transparent;
  border: 1px solid var(--stroke);
  color: var(--muted);
  padding: 8px 12px;
  border-radius: 999px;
  cursor: pointer;
}

.lang-switch {
  display: flex;
  gap: 10px;
  padding-left: 14px;
  border-left: 1px solid var(--stroke);
}

.lang-switch a {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.lang-switch a.is-active {
  color: var(--accent-2);
  opacity: 1;
}

.page {
  display: flex;
  flex-direction: column;
  gap: 120px;
}

.hero {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 60px;
  align-items: center;
  padding-top: 80px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.4em;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 16px;
}

.hero h1 {
  font-size: clamp(2.4rem, 4vw, 4.2rem);
  line-height: 1.1;
  margin: 0 0 20px;
}

.hero .lead {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 520px;
}

.hero__cta {
  display: flex;
  gap: 16px;
  margin-top: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 500;
  transition: transform 160ms ease, box-shadow 160ms ease, border 160ms ease;
}

.btn.primary {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #05060a;
  box-shadow: 0 18px 40px rgba(77, 225, 255, 0.3);
}

.btn.primary:hover {
  transform: translateY(-2px);
}

.btn.ghost {
  border: 1px solid var(--stroke);
  color: var(--text);
}

.btn.ghost:hover {
  border-color: var(--accent);
}

.btn.secondary {
  border: 1px solid var(--accent-3);
  color: var(--accent-3);
}

.hero__visual {
  position: relative;
  min-height: 420px;
  border-radius: var(--radius);
  background: linear-gradient(140deg, rgba(20, 28, 52, 0.9), rgba(10, 12, 24, 0.6));
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 200ms ease;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.4;
}

.hero__image {
  position: relative;
  width: 75%;
  margin: 60px auto 0;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(1px);
  opacity: 0.8;
  animation: float 10s ease-in-out infinite;
}

.orb--1 {
  width: 140px;
  height: 140px;
  background: rgba(77, 225, 255, 0.22);
  top: 40px;
  left: 30px;
}

.orb--2 {
  width: 90px;
  height: 90px;
  background: rgba(122, 140, 255, 0.18);
  bottom: 60px;
  right: 40px;
  animation-delay: -2s;
}

.orb--3 {
  width: 70px;
  height: 70px;
  background: rgba(114, 245, 196, 0.2);
  top: 220px;
  right: 140px;
  animation-delay: -4s;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-18px); }
}

.section {
  display: grid;
  gap: 40px;
}

.split {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}

.section__text h2,
.section__header h2 {
  font-size: clamp(1.6rem, 2.4vw, 2.4rem);
  margin: 0 0 16px;
}

.section__text p {
  color: var(--muted);
}

.section__card {
  display: grid;
  gap: 20px;
}

.card {
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--stroke);
  background: var(--bg-card);
  box-shadow: var(--shadow);
}

.card--glow {
  background: radial-gradient(circle at top, rgba(77, 225, 255, 0.15), rgba(15, 19, 36, 0.9));
}

.card--dark {
  background: rgba(10, 12, 24, 0.9);
}

.chip {
  display: inline-flex;
  align-items: center;
  margin-top: 16px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--stroke);
  font-size: 12px;
  color: var(--accent-2);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.section__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.link-arrow {
  color: var(--accent);
  font-size: 14px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.product-card {
  border-radius: var(--radius);
  border: 1px solid var(--stroke);
  background: var(--bg-card);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}

.product-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  background: #0c1020;
}

.product-card__body {
  padding: 24px;
}

.pill {
  display: inline-flex;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: rgba(77, 225, 255, 0.12);
  color: var(--accent);
  margin-bottom: 12px;
}

.team {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
}

.section__visual img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--stroke);
  background: var(--bg-card);
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 40px 8vw 120px;
}

.section .content {
  color: var(--text);
}

.title {
  font-size: clamp(1.8rem, 2.6vw, 2.6rem);
  margin-bottom: 20px;
}

.content p {
  color: var(--muted);
}

.content h2 {
  color: var(--text);
  margin-top: 40px;
}

.content ul {
  padding-left: 18px;
  color: var(--muted);
}

.footer {
  border-top: 1px solid var(--stroke);
  padding: 30px 8vw 50px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 600ms ease, transform 600ms ease;
}

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

@media (max-width: 1000px) {
  main {
    padding: 0 6vw 100px;
  }
  .hero,
  .split,
  .team,
  .product-grid {
    grid-template-columns: 1fr;
  }
  .hero__cta {
    flex-direction: column;
    align-items: flex-start;
  }
  .navbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .navbar__right {
    flex-wrap: wrap;
  }
}

@media (max-width: 600px) {
  .navbar {
    padding: 18px 6vw;
  }
  .brand__tagline {
    letter-spacing: 0.1em;
  }
  .hero__visual {
    min-height: 320px;
  }
  .product-card img {
    height: 180px;
  }
}