:root {
  --bg: #f4f6fb;
  --surface: #ffffff;
  --text: #1f2937;
  --muted: #64748b;
  --primary: #4CAF50;
  --primary-dark: #388E3C;
  --accent: #00a3a3;
  --border: rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
}

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

.container {
  width: min(100%, 1120px);
  margin: 0 auto;
  padding: 1.5rem;
}

.header-inner,
.footer-inner,
.contact-grid,
.cards {
  display: grid;
  gap: 1.5rem;
}

.site-header {
  background: var(--primary);
  color: #fff;
  padding: 1.5rem 0;
}

.header-inner {
  grid-template-columns: 1fr auto;
  align-items: center;
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.brand-subtitle {
  display: block;
  margin-top: 0.35rem;
  color: rgba(255,255,255,0.8);
  font-size: 0.95rem;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 1rem;
  width: 520px;
  max-width: 100%;
}

.site-nav a {
  color: rgba(255,255,255,0.9);
  text-decoration: none;
  font-weight: 500;
}

.site-nav a:hover {
  color: #ffffff;
}

.toolbar {
  display: grid;
  gap: 0.75rem;
}

.lang-switcher {
  display: inline-flex;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.22);
  background: rgba(255,255,255,0.12);
  width: 18rem;
  justify-self: end;
}

.lang-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border: none;
  padding: 0.6rem 0.4rem;
  flex: 1;
  background: transparent;
  color: rgba(255,255,255,0.92);
  cursor: pointer;
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease;
}

.lang-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.4rem;
  font-size: 1rem;
  line-height: 1;
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji", sans-serif;
}

.lang-text {
  display: inline-flex;
  align-items: center;
}

.lang-btn.active,
.lang-btn:hover {
  background: rgba(255,255,255,0.22);
}

.lang-btn.active {
  color: #fff;
}

.hero {
  padding: 5rem 0 3rem;
  background: linear-gradient(180deg, rgba(255,255,255,0.14), transparent 70%), url('') center/cover no-repeat;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 400px;
  gap: 2rem;
  align-items: center;
}

.hero-content {
  max-width: 760px;
}

.hero-visual img,
.company-visual img {
  width: 100%;
  border-radius: 24px;
  object-fit: cover;
  min-height: 320px;
  box-shadow: 0 24px 55px rgba(15, 23, 42, 0.12);
  background: #edf4ff;
}

.eyebrow {
  margin: 0 0 1rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  font-weight: 700;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.05;
}

.hero p {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 720px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.75rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-secondary {
  background: rgba(255,255,255,0.16);
  color: #fff;
}

.section {
  padding: 3rem 0;
}

.section-label {
  margin: 0 0 0.5rem;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.85rem;
}

.section-header h2 {
  margin: 0;
  font-size: 2rem;
}

.cards {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 2rem;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.06);
}

.card h3 {
  margin-top: 0;
}

.bg-light {
  background: #f8fafc;
}

.company-list {
  list-style: none;
  padding: 0;
  margin: 1.75rem 0 0;
  display: grid;
  gap: 0.85rem;
}

.company-list li {
  padding: 1rem 1.25rem;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--border);
}

.company-layout {
  grid-template-columns: 1fr 420px;
  align-items: center;
  gap: 2rem;
}

.company-visual img {
  width: 100%;
  border-radius: 24px;
  object-fit: cover;
  min-height: 260px;
  box-shadow: 0 24px 55px rgba(15, 23, 42, 0.12);
}

.news-list {
  display: grid;
  gap: 1rem;
}

.news-item {
  padding: 1.5rem;
  border-radius: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
}

.news-item time {
  display: block;
  color: var(--accent);
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

.contact-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
}

.contact-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 2rem;
}

.contact-summary {
  margin: 0 0 1.5rem;
  color: var(--muted);
  line-height: 1.8;
}

.contact-info-box {
  display: grid;
  gap: 0.75rem;
}

.contact-info-label {
  margin: 0;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.85rem;
}

.contact-qr-section {
  display: grid;
  gap: 1.25rem;
}

.contact-qr-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
}

.contact-qr-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.qr-card {
  display: grid;
  gap: 1rem;
  padding: 1.5rem;
  border-radius: 24px;
  border: 1px solid var(--border);
  background: #f8fafc;
  text-align: center;
}

.qr-card img {
  width: 100%;
  height: auto;
  border-radius: 18px;
  background: #fff;
}

.qr-card p {
  margin: 0;
  font-weight: 700;
}

.qr-card img {
  width: 100%;
  height: auto;
  border-radius: 18px;
  background: #f8fafc;
}

.qr-card p {
  margin: 0;
  font-weight: 700;
}

.contact-phone {
  margin: 0.75rem 0 0;
  font-size: 1.5rem;
  font-weight: 700;
}

.contact-phone a {
  color: var(--primary);
  text-decoration: none;
}

.site-footer {
  background: #fff;
  border-top: 1px solid var(--border);
  color: var(--muted);
  padding: 2rem 0;
}

.footer-inner {
  grid-template-columns: 1fr auto;
  align-items: center;
}

.footer-inner p {
  margin: 0.25rem 0;
}

@media (max-width: 960px) {
  .cards,
  .contact-grid,
  .header-inner,
  .footer-inner,
  .hero-grid,
  .company-layout {
    grid-template-columns: 1fr;
  }

  .toolbar {
    align-items: start;
  }

  .site-nav {
    width: 100%;
  }

  .contact-qr-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .container {
    padding: 1rem;
  }

  .site-nav {
    justify-content: flex-start;
    gap: 0.75rem;
  }

  .lang-switcher {
    width: 100%;
    justify-self: stretch;
  }

  .lang-btn {
    padding: 0.55rem 0.45rem;
  }

  .hero {
    padding-top: 3rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .contact-card {
    padding: 1.5rem;
  }

  .contact-qr-grid {
    grid-template-columns: 1fr;
  }

  .qr-card {
    padding: 1.25rem;
  }

  .contact-phone {
    font-size: 1.35rem;
  }
}