:root {
  --bg: #090b10;
  --surface: #111624;
  --surface-strong: #161d2c;
  --text: #f4f6fb;
  --muted: #9aa6b2;
  --accent: #f8b800;
  --accent-strong: #d99d10;
  --border: rgba(255, 255, 255, 0.08);
  --shadow: rgba(0, 0, 0, 0.3);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family:
    "Poppins",
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  color: var(--text);
  background:
    radial-gradient(
      circle at top left,
      rgba(248, 184, 0, 0.16),
      transparent 25%
    ),
    radial-gradient(
      circle at bottom right,
      rgba(255, 255, 255, 0.05),
      transparent 18%
    ),
    linear-gradient(180deg, #0f1420 0%, #090b10 100%);
}

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

body,
button,
input,
textarea,
select {
  font: inherit;
}

.site-header {
  padding: 3rem 1rem 1rem;
  background: linear-gradient(135deg, rgba(248, 184, 0, 0.16), transparent 60%);
}

.header-inner {
  max-width: 1120px;
  margin: 0 auto;
  text-align: center;
}

.eyebrow {
  margin: 0 0 0.8rem;
  font-size: 0.82rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 800;
}

.site-header h1 {
  margin: 0;
  font-size: clamp(2.1rem, 3.4vw, 3.2rem);
  letter-spacing: -0.04em;
}

.intro {
  max-width: 680px;
  margin: 1rem auto 0;
  color: var(--muted);
  line-height: 1.8;
}

.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  margin: 0 auto;
  max-width: 1120px;
  background: rgba(9, 11, 16, 0.92);
  border: 1px solid var(--border);
  border-radius: 999px;
  margin-top: -1rem;
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.site-nav ul {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s ease;
}

.site-nav a:hover,
.site-nav a:focus {
  color: var(--accent);
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(8px);
}

.lang-btn {
  border: 0;
  border-radius: 999px;
  padding: 0.5rem 0.85rem;
  background: transparent;
  color: var(--muted);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-btn:hover,
.lang-btn:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  outline: none;
}

.lang-btn.active {
  background: var(--accent);
  color: #111827;
  box-shadow: 0 8px 20px rgba(248, 184, 0, 0.2);
}

.hero-section {
  position: relative;
  overflow: hidden;
  padding: 5rem 1rem 4rem;
  background:
    linear-gradient(135deg, rgba(9, 11, 16, 0.9), rgba(9, 11, 16, 0.78)),
    url("images/hero-bg.jpg") center/cover no-repeat;
  border-top: 1px solid var(--border);
}

.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at top,
    rgba(248, 184, 0, 0.14),
    transparent 32%
  );
  pointer-events: none;
}

.hero-copy {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}

.hero-copy span {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.hero-copy h2 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1.05;
}

.hero-copy p {
  margin: 1.15rem auto 0;
  max-width: 700px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.5rem;
  border-radius: 999px;
  background: var(--accent);
  color: #111827;
  font-weight: 700;
  text-decoration: none;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background-color 0.2s ease;
}

.btn:hover,
.btn:focus {
  background: var(--accent-strong);
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(248, 184, 0, 0.22);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background: rgba(255, 255, 255, 0.06);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin-top: 2.2rem;
}

.metric-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 1rem;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.2);
}

.metric-card strong {
  display: block;
  font-size: 1.15rem;
}

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

.section-block {
  padding: 4rem 1rem;
  border-top: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.section-inner {
  max-width: 1120px;
  margin: 0 auto;
}

.section-inner h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.8rem, 2.5vw, 2.4rem);
}

.section-inner p {
  color: var(--muted);
  line-height: 1.8;
  max-width: 760px;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.5rem;
  align-items: center;
}

.about-card {
  background: linear-gradient(
    135deg,
    rgba(248, 184, 0, 0.12),
    rgba(255, 255, 255, 0.04)
  );
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 1.5rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.quote-mark {
  font-size: 2.4rem;
  color: var(--accent);
  margin: 0 0 0.3rem;
}

.feature-grid,
.product-grid,
.contact-grid {
  display: grid;
  gap: 1.3rem;
}

.feature-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: 2rem;
}

.feature-card,
.product-card,
.contact-card,
.contact-form {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 1.5rem;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.2);
  transition:
    transform 0.25s ease,
    border-color 0.25s ease;
}

.feature-card:hover,
.product-card:hover {
  transform: translateY(-4px);
  border-color: rgba(248, 184, 0, 0.32);
}

.product-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  margin-top: 2rem;
}

.product-card h3 {
  margin: 1rem 0 0.6rem;
}

.product-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.product-card ul {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.contact-grid {
  grid-template-columns: 1fr 1fr;
  align-items: start;
  margin-top: 2rem;
}

.contact-card a {
  color: var(--accent);
  text-decoration: none;
}

.contact-form label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 0.9rem 1rem;
  margin-bottom: 1rem;
  outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: rgba(248, 184, 0, 0.6);
  box-shadow: 0 0 0 4px rgba(248, 184, 0, 0.12);
}

.contact-form textarea {
  resize: vertical;
}

.site-footer {
  text-align: center;
  padding: 1.5rem 1rem 2rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
}

@media (max-width: 860px) {
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-nav {
    flex-direction: column;
    border-radius: 24px;
    padding: 0.8rem;
  }

  .hero-section {
    padding: 4rem 1rem 3rem;
  }

  .hero-copy h2 {
    font-size: clamp(1.9rem, 6vw, 2.8rem);
  }

  .section-block {
    padding: 3rem 1rem;
  }
}