:root {
  --overlay-bg: rgba(0, 0, 0, 0.45);
  --text-color: #ffffff;
  --muted-color: rgba(255, 255, 255, 0.85);
  --card-bg: rgba(0, 0, 0, 0.28);
  --card-border: rgba(255, 255, 255, 0.18);
}

html, body {
  height: 100%;
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #111;
}

.hero-section {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text-color);
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--overlay-bg);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 760px;
  padding: 24px;
}

.content-box {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: 20px;
  padding: 2rem 1.5rem;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.logo-box {
  width: 240px;
  height: 240px;
  margin: 0 auto 1.5rem;
  background: rgba(255, 255, 255, 0.44);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 12px;
}

.logo-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.logo-placeholder {
  font-size: 0.95rem;
  color: var(--muted-color);
  padding: 1rem;
}

.company-name {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.company-details {
  color: var(--muted-color);
  font-size: 1rem;
  line-height: 1.8;
  margin: 0;
}

.company-details a {
  color: #fff;
  text-decoration: none;
}

.company-details a:hover {
  text-decoration: underline;
}

@media (max-width: 576px) {
  .content-box {
    padding: 1.5rem 1rem;
  }

  .logo-box {
    width: 200px;
    height: 200px;
    margin-bottom: 1rem;
  }

  .company-details {
    font-size: 0.95rem;
  }
}

.social-icon {
  margin-top: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: #fff;
  text-decoration: none;
  font-size: 1.25rem;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  transition: all 0.3s ease;
}

.social-icon:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}