.mobile-menu {
  display: none;
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.5rem;
  background: linear-gradient(180deg, var(--dark-card), var(--dark-card-2));
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(59, 130, 246, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 9999;
  backdrop-filter: blur(10px);
}

.mobile-menu-link {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 60px;
  height: 50px;
  border-radius: 8px;
  position: relative;
  z-index: 1;
  overflow: hidden;
  transform-origin: center left;
  transition: width 0.3s ease-in;
  text-decoration: none;
  color: var(--text-muted);
  margin: 0 4px;
}

.mobile-menu-link::before {
  position: absolute;
  z-index: -1;
  content: "";
  display: block;
  border-radius: 8px;
  width: 100%;
  height: 100%;
  top: 0;
  transform: translateX(100%);
  transition: transform 0.3s ease-in;
  transform-origin: center right;
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.mobile-menu-link:hover,
.mobile-menu-link:focus,
.mobile-menu-link.active {
  outline: 0;
  width: 140px;
  color: #fff;
}

.mobile-menu-link:hover::before,
.mobile-menu-link:focus::before,
.mobile-menu-link.active::before {
  transform: translateX(0);
  background: rgba(59, 130, 246, 0.25);
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.4);
}

.mobile-menu-link:hover .mobile-menu-title,
.mobile-menu-link:focus .mobile-menu-title,
.mobile-menu-link.active .mobile-menu-title {
  transform: translateX(0);
  opacity: 1;
}

.mobile-menu-icon {
  width: 24px;
  height: 24px;
  display: block;
  flex-shrink: 0;
  left: 18px;
  position: absolute;
  transition: color 0.3s ease;
}

.mobile-menu-link:hover .mobile-menu-icon,
.mobile-menu-link:focus .mobile-menu-icon,
.mobile-menu-link.active .mobile-menu-icon {
  color: var(--accent);
}

.mobile-menu-title {
  transform: translateX(100%);
  transition: transform 0.3s ease-in, opacity 0.3s ease;
  transform-origin: center right;
  display: block;
  text-align: center;
  text-indent: 28px;
  width: 100%;
  opacity: 0;
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
}

@media (max-width: 768px) {
  header {
    display: none !important;
  }
  
  header nav {
    display: none !important;
  }
  
  .mobile-menu {
    display: flex;
  }
  
  body {
    padding-bottom: 100px;
  }
  
  .section-1 {
    padding-top: 0;
    min-height: auto;
    height: auto;
  }
  
  .section-2 {
    padding-bottom: 120px;
    padding-top: 20px;
  }
  
  .main-footer {
    margin-bottom: 100px;
  }
  
  .overl {
    padding-top: 20px;
    padding-bottom: 10px;
    min-height: auto;
    height: auto;
  }
  
  .hero-layout {
    padding-bottom: 0;
    gap: 20px;
    align-items: center;
  }
  
  .hero-content {
    margin-bottom: 0;
    top: 0;
    position: relative;
    text-align: center;
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    padding-top: 50px;
    padding-bottom: 50px;
  }
  
  .hero-title {
    font-size: 24px;
    margin-bottom: 8px;
    line-height: 1.2;
  }
  
  .hero-subtitle {
    font-size: 13px;
    margin-bottom: 10px;
    line-height: 1.4;
  }
  
  .hero-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    margin-bottom: 0;
    gap: 8px;
  }
  
  .hero-btn {
    padding: 8px 16px;
    font-size: 13px;
  }
  
  .security-level {
    margin-top: 8px;
    margin-bottom: 8px;
    font-size: 10px;
    padding: 4px 8px;
  }
  
  .hero-layout {
    gap: 15px;
  }
}

@media (max-width: 992px) and (min-width: 769px) {
  header nav {
    display: flex;
  }
  
  .mobile-menu {
    display: none;
  }
}