.flex {display: flex; flex-wrap: wrap;}
.flex.flex-row {flex-direction: row;}
.flex.flex-column {flex-direction: column;}
.flex.row-reverse{flex-direction: row-reverse;}
.flex.align-center {align-items: center;}
.flex.justify-center {justify-content: center;}
.flex.justify-between {justify-content: space-between;}
.flex.justify-end {justify-content: flex-end;}
img{max-width: 100%; height: auto;}
h2{font-size: 32px; font-weight: 700; color: #18191B;}

.banner{
  padding: 43px 0; background: linear-gradient(180deg, #E5F1FF 0%, rgba(246, 250, 255, 0) 100%); margin-bottom: 80px;
}
.banner-text{
  max-width: 460px;
}
.banner-text .name{
  font-size: 28px; color: #000; display: flex; gap: 16px; align-items: center;
}
.banner-text h1{
  color: #000; font-size: 40px; font-weight: 700; margin-top: 40px; 
}
.dl-btn-appstore{margin-top: 40px;}

.headline{
  text-align: center; margin-bottom: 80px;
}

.headline p{
  font-size: 18px; color: #404040; margin: 24px auto 0; max-width: 1033px;
}

.feature-item{
  margin-bottom: 120px;
}
.feature-image{
  flex: 0 0 41.67%;
}
.feature-text{
  flex: 0 0 50%;
}
.feature-text h3{
  font-size: 24px; font-weight: 700; color: #242424;
}
.feature-text p{
  font-size: 18px; color: #404040; margin-top: 20px; line-height: 1.5;
}

.callback{
  margin-top: 160px; padding: 120px 0 106px; background: #F7F7F8;
}
.callback h2{
  max-width: 883px; margin: auto;
}
.callback .dl-btn-appstore{margin-top: 24px;}


@media screen and (max-width: 1280px){
  .banner-image{width: calc(100% - 500px);}
}
@media screen and (max-width: 980px){
  .banner{margin-bottom: 0; padding: 60px 0; }
  .banner-text{max-width: unset;}
  .banner-text .name{font-size: 20px; gap: 12px; justify-content: center;}
  .banner-text .name img{width: 36px; height: 36px;}
  .banner-text h1{font-size: 28px; margin-top: 20px;}
  .banner .flex{flex-direction: column; align-items: center; text-align: center; gap: 108px;}
  .banner-image{width: auto; max-width: 95%;}
  .dl-btn-appstore{margin-top: 20px;}
  .headline{margin-top: 36px;}
  h2{font-size: 20px;}
  .headline p{font-size: 14px; margin-top: 18px;}
}
@media screen and (max-width: 768px) {
  .headline{margin-bottom: 48px;}
  .feature-item.flex{flex-direction: column; gap: 16px; text-align: center; margin-bottom: 48px;}
  .feature-text h3{font-size: 20px;}
  .feature-text p{font-size: 14px; margin-top: 8px;}
  .callback{margin-top: 96px; padding: 48px 0;}
  .callback h2{max-width: 539px;}
}
@media screen and (max-width: 568px) {
  .banner{padding: 28px 0 60px;}
  .banner .flex{gap: 60px;}
  .banner-text h1{margin-top: 16px;}
  .dl-btn-appstore{margin-top: 32px;}
  .headline p{margin-top: 12px;}
}