:root {
  --bg: #06111f;
  --bg-2: #0b1b30;
  --panel: rgba(10, 23, 42, 0.72);
  --panel-2: rgba(12, 30, 56, 0.9);
  --line: rgba(124, 155, 203, 0.18);
  --text: #ecf3ff;
  --muted: #a9b7cf;
  --accent: #69b7ff;
  --accent-2: #7ef0d0;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(78, 134, 255, 0.14), transparent 28%),
    radial-gradient(circle at bottom right, rgba(66, 224, 197, 0.12), transparent 24%),
    linear-gradient(180deg, #04101d 0%, #081526 50%, #07111d 100%);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(4, 10, 19, 0.42);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.logo {
  height: 36px;
  width: auto;
  display: block;
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  gap: 20px;
}

.brand {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text);
}

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

nav {
  display: flex;
  gap: 26px;
}

nav a {
  color: var(--muted);
  font-weight: 500;
  transition: color 0.2s ease;
}

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

.lang-switch {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,0.03);
}

.flag-btn {
  appearance: none;
  border: none;
  background: transparent;
  color: inherit;
  font-size: 1.2rem;
  line-height: 1;
  padding: 7px 9px;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease, opacity 0.18s ease;
  opacity: 0.7;
}

.flag-btn:hover {
  transform: translateY(-1px);
  opacity: 1;
}

.flag-btn.active {
  background: rgba(255,255,255,0.1);
  opacity: 1;
}

.hero {
  padding: 88px 0 72px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
  align-items: center;
}

.eyebrow,
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(126, 240, 208, 0.22);
  background: rgba(126, 240, 208, 0.08);
  color: #b8fff0;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.hero h1 {
  margin: 18px 0 16px;
  font-size: clamp(2.3rem, 5vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
  max-width: 11ch;
}

.lead {
  max-width: 60ch;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 12px;
  font-weight: 600;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, #5daeff 0%, #79f1d0 100%);
  color: #04101d;
  box-shadow: 0 10px 35px rgba(93, 174, 255, 0.25);
}

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

.hero-card,
.about-panel,
.card,
.contact-box,
.spotlight {
  background: linear-gradient(180deg, rgba(14, 27, 49, 0.88) 0%, rgba(8, 20, 36, 0.88) 100%);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 26px;
}

.metric + .metric {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.07);
}

.metric-label {
  display: block;
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.metric-value {
  display: block;
  color: var(--text);
  font-size: 1rem;
}

.section {
  padding: 38px 0 72px;
}

.section-heading {
  margin-bottom: 26px;
}

.section-heading h2 {
  margin: 14px 0 0;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  letter-spacing: -0.03em;
}

.about-panel {
  padding: 28px;
  color: var(--muted);
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.card {
  padding: 24px;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 1.14rem;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.section-accent {
  padding-top: 10px;
}

.spotlight {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  padding: 28px;
  align-items: center;
}

.spotlight h2 {
  margin: 14px 0 0;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
}

.spotlight p {
  margin: 0;
  color: var(--muted);
}

.contact-box {
  padding: 28px;
}

.contact-box p {
  margin: 0 0 10px;
  color: var(--muted);
}

.contact-link {
  display: inline-block;
  margin: 6px 0 0;
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--text);
}

.site-footer {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 26px 0 34px;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.bg-glow {
  position: fixed;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.22;
  pointer-events: none;
  z-index: -1;
}

.bg-glow-1 {
  top: -120px;
  left: -90px;
  background: #2d7cff;
}

.bg-glow-2 {
  right: -120px;
  bottom: -120px;
  background: #2de2c4;
}

@media (max-width: 920px) {
  .hero-grid,
  .spotlight,
  .cards {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 60px;
  }

  .hero h1 {
    max-width: none;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .nav-right {
    width: 100%;
    justify-content: space-between;
    flex-wrap: wrap;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(1120px, calc(100% - 24px));
  }

  .nav {
    min-height: auto;
  }

  nav {
    gap: 16px;
    font-size: 0.95rem;
    flex-wrap: wrap;
  }

  .hero {
    padding: 44px 0 52px;
  }

  .hero-card,
  .about-panel,
  .card,
  .contact-box,
  .spotlight {
    border-radius: 18px;
  }

  .footer-row {
    flex-direction: column;
  }
}