:root {
  --bg: #07111d;
  --bg-soft: #0c1928;
  --card: rgba(255, 255, 255, 0.045);
  --border: rgba(255, 255, 255, 0.09);
  --text: #f4f7fb;
  --muted: #9caec1;
  --accent: #12e3c3;
  --accent-2: #16b9ff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 70% 20%, rgba(18, 227, 195, 0.14), transparent 28%),
    radial-gradient(circle at 20% 10%, rgba(22, 185, 255, 0.12), transparent 30%),
    linear-gradient(135deg, #07111d 0%, #081624 55%, #06101b 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(45deg, transparent 0 44%, rgba(255,255,255,0.025) 45% 46%, transparent 47%),
    linear-gradient(135deg, transparent 0 72%, rgba(255,255,255,0.025) 73% 74%, transparent 75%);
  pointer-events: none;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px);
  background: rgba(7, 17, 29, 0.76);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px clamp(20px, 5vw, 72px);
}

.header-left {
  display: flex;
  align-items: center;
  gap: 18px;
}

.language-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
}

.lang-button {
  border: 0;
  cursor: pointer;
  color: var(--muted);
  background: transparent;
  border-radius: 999px;
  padding: 8px 10px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.lang-button.active {
  color: #03121a;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: cover;
  border-radius: 14px;
}

nav {
  display: flex;
  align-items: center;
  gap: 26px;
  color: var(--muted);
  font-size: 14px;
}

nav a:hover {
  color: var(--text);
}

.nav-cta {
  color: var(--text);
  border: 1px solid var(--border);
  padding: 10px 14px;
  border-radius: 999px;
}

main {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  min-height: 78vh;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
  padding: 72px 0;
}

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
  font-weight: 700;
  margin: 0 0 18px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(48px, 7vw, 86px);
  line-height: 0.94;
  letter-spacing: -0.075em;
  margin-bottom: 28px;
}

h2 {
  font-size: clamp(34px, 4vw, 56px);
  line-height: 1;
  letter-spacing: -0.055em;
  margin-bottom: 18px;
}

h3 {
  font-size: 22px;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.hero-text,
.section-heading p,
.text-block p,
.card p,
.timeline p,
.contact p {
  color: var(--muted);
  line-height: 1.7;
  font-size: 17px;
}

.hero-text {
  max-width: 650px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

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

.primary {
  color: #03121a;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
}

.secondary {
  border: 1px solid var(--border);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.hero-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.075), rgba(255,255,255,0.035));
  border: 1px solid var(--border);
  border-radius: 32px;
  padding: 34px;
  box-shadow: var(--shadow);
  min-height: 420px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hero-card img {
  width: 100%;
  max-width: 360px;
  align-self: center;
  border-radius: 28px;
}

.hero-card strong {
  display: block;
  font-size: 26px;
  letter-spacing: -0.04em;
  margin-bottom: 8px;
}

.hero-card span {
  color: var(--muted);
}

.section {
  padding: 90px 0;
  border-top: 1px solid var(--border);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 34px;
}

.grid {
  display: grid;
  gap: 18px;
}

.cards-3 {
  grid-template-columns: repeat(3, 1fr);
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 26px;
  padding: 28px;
  min-height: 260px;
}

.icon,
.timeline span {
  display: inline-flex;
  color: var(--accent);
  font-weight: 800;
  margin-bottom: 42px;
}

.split {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: grid;
  gap: 14px;
}

.check-list li {
  color: var(--text);
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.035);
  border-radius: 18px;
  padding: 16px 18px;
}

.check-list li::before {
  content: "✓";
  color: var(--accent);
  font-weight: 900;
  margin-right: 10px;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.timeline div {
  border-top: 1px solid var(--border);
  padding-top: 24px;
}

.contact {
  margin: 90px 0;
  padding: 56px;
  border: 1px solid var(--border);
  border-radius: 34px;
  background:
    radial-gradient(circle at 80% 20%, rgba(18, 227, 195, 0.15), transparent 35%),
    rgba(255,255,255,0.045);
  box-shadow: var(--shadow);
}

footer {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 30px 0 48px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

@media (max-width: 880px) {
  .site-header {
    align-items: flex-start;
    gap: 16px;
  }

  .header-left {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  nav {
    display: none;
  }

  .hero,
  .split {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 54px;
  }

  .cards-3,
  .timeline {
    grid-template-columns: 1fr;
  }

  .hero-card {
    min-height: auto;
  }

  .contact {
    padding: 32px;
  }

  footer {
    flex-direction: column;
  }
}