/* ------------
 * mainview
 */
#mainview {
  position: relative;
  width: 100%;
  aspect-ratio: 750 / 1280;
  margin: 0 auto;
  background-color: #88c5f0;
  overflow: hidden;
}

/* bg */
.bg {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  /* background-image: url(../../IMAGES/sp_1.jpg); */
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 1;
}

/* title */
.title {
  position: absolute;
  left: 24vw;
  top: 13.4vw;
}
.title dt {
  font-size: 14vw;
  letter-spacing: 0.1em;
  line-height: 1.1;
  opacity: 0;
}
.title dd {
  font-size: 7.4vw;
  letter-spacing: 0.1em;
  line-height: 1.1;
  opacity: 0;
}

/* vehicle */
.vehicle_shadow {
  position: absolute;
  left: 8.5vw;
  top: 108vw;
  width: 78vw;
  aspect-ratio: 900 / 204;
  background-image: url(../../IMAGES/vehicle_shadow_sp.png);
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0;
}
.vehicle {
  position: absolute;
  left: 8.5vw;
  top: 74.9vw;
  width: 79.2vw;
  aspect-ratio: 1296 / 672;
  background-image: url(../../IMAGES/vehicle.png);
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0;
}

/* attention */
.attention {
  position: absolute;
}
.attention01 {
  left: 8vw;
  top: 101vw;
  transform: rotate(135deg);
}
.attention02 {
  left: 11vw;
  top: 80vw;
  transform: rotate(220deg);
}
.attention03 {
  left: 86vw;
  top: 83vw;
  transform: rotate(-30deg);
}
.attention04 {
  left: 91vw;
  top: 101vw;
  transform: rotate(30deg);
}

.attention[data-type='front'] span {
  position: absolute;
  left: 0;
  top: 0;
  display: block;
  width: 2vw;
  height: 0.3vw;
  background-color: #fff;
  border-radius: 0.3vw;
  transform-origin: left center;
  opacity: 0;
}
.attention[data-type='front'] span:nth-child(1) {
  left: 0;
  top: -1.2vw;
  transform: rotate(-24deg);
}
.attention[data-type='front'] span:nth-child(2) {
  left: 0;
  top: 0;
}
.attention[data-type='front'] span:nth-child(3) {
  left: 0;
  top: 1.2vw;
  transform: rotate(24deg);
}

.attention11 {
  left: 39vw;
  top: 114vw;
  transform: rotate(75deg);
}
.attention12 {
  left: 31vw;
  top: 112vw;
  transform: rotate(160deg);
}
.attention13 {
  left: 13vw;
  top: 79vw;
  transform: rotate(210deg);
}
.attention14 {
  left: 86vw;
  top: 83vw;
  transform: rotate(-14deg);
}
.attention15 {
  left: 91vw;
  top: 106vw;
  transform: rotate(-15deg);
}
.attention16 {
  display: none;
  left: 106.5vw;
  top: 49.5vw;
  transform: rotate(70deg);
}

.attention[data-type='back'] span {
  position: absolute;
  left: 0;
  top: 0;
  display: block;
  width: 2.4vw;
  height: 0.4vw;
  background-color: #fbe64c;
  transform-origin: left center;
  opacity: 0;
}
.attention[data-type='back'] span:nth-child(1) {
  left: 0;
  top: -1.2vw;
  transform: rotate(-24deg);
}
.attention[data-type='back'] span:nth-child(2) {
  left: 0;
  top: 0;
}
.attention[data-type='back'] span:nth-child(3) {
  left: 0;
  top: 1.2vw;
  transform: rotate(24deg);
}

.attention21 {
  left: 1.6vw;
  top: 1.8vw;
  transform: rotate(240deg);
}

.attention[data-type='button'] span {
  position: absolute;
  left: 0;
  top: 0;
  display: block;
  width: 1.8vw;
  height: 0.3vw;
  background-color: #fff;
  border-radius: 0.3vw;
  opacity: 0;
}
.attention[data-type='button'] span:nth-child(1) {
  left: 0;
  top: -1.2vw;
  transform: rotate(-22deg);
}
.attention[data-type='button'] span:nth-child(2) {
  left: 0;
  top: 0;
}
.attention[data-type='button'] span:nth-child(3) {
  left: 0;
  top: 1.2vw;
  transform: rotate(22deg);
}

/* item */
.item {
  position: absolute;
}
.item[data-index='1'] {
  left: 10.5vw;
  top: 121.5vw;
  width: 28.5vw;
  height: 28.5vw;
}
.item[data-index='2'] {
  left: 7.5vw;
  top: 54vw;
  width: 38vw;
  height: 19.4vw;
}
.item[data-index='3'] {
  left: 60.2vw;
  top: 53.5vw;
  width: 36vw;
  height: 19vw;
}
.item[data-index='4'] {
  left: 56vw;
  top: 122vw;
  width: 38vw;
  height: 19.5vw;
}

/* content */
.item-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  perspective: 100rem;
  -webkit-perspective: 100rem;
}

.item-front {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  transform-style: flat;
  -webkit-transform-style: flat;
  transition: transform 0.7s ease-in-out;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  opacity: 0;
}
.front-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  transform-style: flat;
  -webkit-transform-style: flat;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}
/* iOS Safari保険: front-wrap配下の各子要素にも明示的にbackface-visibility */
.front-bg,
.front-text,
.front-outline,
.front-icon {
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.item-back {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  transform: rotateY(180deg);
  -webkit-transform: rotateY(180deg);
  transform-style: flat;
  -webkit-transform-style: flat;
  transition: transform 0.7s ease-in-out;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}
.back-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  background-color: #919191;
  transform-style: flat;
  -webkit-transform-style: flat;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}
/* iOS Safari保険: back-wrap配下の各子要素にも明示的にbackface-visibility */
.back-image,
.back-text,
.back-thumb,
.back-caption,
.back-outline {
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.item[data-index='1'] .back-wrap {
  padding-left: 1.8vw;
  padding-right: 4.2vw;
  padding-bottom: 2.2vw;
}
.item[data-index='2'] .back-wrap {
  padding-left: 6.4vw;
  padding-right: 9vw;
  padding-bottom: 1.6vw;
  transform: rotate(-6.5deg);
}
.item[data-index='3'] .back-wrap {
  padding-left: 3.2vw;
  padding-right: 6vw;
  padding-bottom: 1.4vw;
  transform: rotate(8deg);
}
.item[data-index='4'] .back-wrap {
  padding-left: 6.6vw;
  padding-right: 5.6vw;
  padding-bottom: 2vw;
}

/* front-bg */
.front-bg {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: #fff;
}
.item[data-index='2'] .front-bg {
  transform: rotate(-6.5deg);
}
.item[data-index='3'] .front-bg {
  transform: rotate(8deg);
}
/* .back-bg {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: #919191;
} */

/* front-text */
.front-text {
  letter-spacing: 0.02em;
  line-height: 1.15;
}
.front-text p {
  font-size: 3vw;
}
.front-text span {
  font-size: 1.6vw;
}
.item[data-index='1'] .front-text {
  padding-bottom: 4vw;
}
.item[data-index='2'] .front-text {
  padding-bottom: 1vw;
}
.item[data-index='3'] .front-text {
  padding-bottom: 1.5vw;
  padding-right: 1vw;
}
.item[data-index='4'] .front-text {
  padding-bottom: 1.5vw;
  padding-right: 6.5vw;
}

/* front-outline */
.front-outline {
  position: absolute;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: left top;
}
.item[data-index='1'] .front-outline {
  left: -2vw;
  top: -6.8vw;
  width: 29vw;
  height: 35vw;
  background-image: url(../../IMAGES/sp/front_ol_1.webp);
}
.item[data-index='2'] .front-outline {
  left: -3vw;
  top: -3.5vw;
  width: 40.5vw;
  height: 30vw;
  background-image: url(../../IMAGES/sp/front_ol_2.webp);
}
.item[data-index='3'] .front-outline {
  left: -3vw;
  top: -4vw;
  width: 38.5vw;
  height: 30vw;
  background-image: url(../../IMAGES/sp/front_ol_3.webp);
}
.item[data-index='4'] .front-outline {
  left: 1.2vw;
  top: -6vw;
  width: 38.4vw;
  height: 30vw;
  background-image: url(../../IMAGES/sp/front_ol_4.webp);
}

/* front-icon */
.front-icon {
  position: absolute;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}
.item[data-index='1'] .front-icon {
  right: -11vw;
  top: 15vw;
  width: 31vw;
  aspect-ratio: 792 / 562;
  background-image: url(../../IMAGES/icon_shoes.png);
  transform: rotate(5deg);
}
.item[data-index='2'] .front-icon {
  right: -6vw;
  top: -6vw;
  width: 24vw;
  aspect-ratio: 556 / 242;
  background-image: url(../../IMAGES/icon_glass.png);
  transform: rotate(-10deg);
}
.item[data-index='3'] .front-icon {
  right: -1.6vw;
  top: -11vw;
  width: 28vw;
  aspect-ratio: 962 / 532;
  background-image: url(../../IMAGES/icon_helmet.png);
  transform: rotate(41deg);
}
.item[data-index='4'] .front-icon {
  right: -1.7vw;
  top: 2vw;
  width: 17.8vw;
  aspect-ratio: 558 / 750;
  background-image: url(../../IMAGES/icon_bag.png);
  transform: rotate(25deg);
}

/* back-image */
.back-image {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
}
.item[data-index='1'] .back-image {
  background-image: url(../../IMAGES/image_1.jpg);
}
.item[data-index='2'] .back-image {
  background-image: url(../../IMAGES/image_2_1.jpg);
}
.item[data-index='3'] .back-image {
  background-image: url(../../IMAGES/image_3.jpg);
}
.item[data-index='4'] .back-image {
  background-image: url(../../IMAGES/image_4.jpg);
}

/* back-text */
.back-text {
  margin-bottom: 0.6vw;
  letter-spacing: 0.02em;
  line-height: 1.15;
}
.back-text p {
  font-size: 1.9vw;
  color: #fff;
  white-space: nowrap;
}
.back-thumb {
  width: 100%;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}
.item[data-index='1'] .back-thumb {
  aspect-ratio: 337 / 158;
  background-image: url(../../IMAGES/thumb_1.webp);
}
.item[data-index='2'] .back-thumb {
  aspect-ratio: 334 / 111;
  background-image: url(../../IMAGES/thumb_2.webp);
}
.item[data-index='3'] .back-thumb {
  aspect-ratio: 407 / 142;
  background-image: url(../../IMAGES/thumb_3.webp);
}
.item[data-index='4'] .back-thumb {
  aspect-ratio: 382 / 153;
  background-image: url(../../IMAGES/thumb_4.webp);
}
.back-caption {
  margin-top: 0.6vw;
  font-size: 1.5vw;
  color: #fff;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* back-outline */
.back-outline {
  position: absolute;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: left top;
}
.item[data-index='1'] .back-outline {
  left: -2vw;
  top: -11vw;
  width: 29vw;
  height: 40vw;
  background-image: url(../../IMAGES/sp/back_ol_1.webp);
}
.item[data-index='2'] .back-outline {
  left: -3vw;
  top: -3.5vw;
  width: 40vw;
  height: 30vw;
  background-image: url(../../IMAGES/sp/back_ol_2.webp);
  transform: rotate(6.5deg);
}
.item[data-index='3'] .back-outline {
  left: -3vw;
  top: -4vw;
  width: 38vw;
  height: 35vw;
  background-image: url(../../IMAGES/sp/back_ol_3.webp);
  transform: rotate(-8deg);
}
.item[data-index='4'] .back-outline {
  left: 1.2vw;
  top: -11.5vw;
  width: 38.4vw;
  height: 30vw;
  background-image: url(../../IMAGES/sp/back_ol_4.webp);
}

/* button */
.btn-flip-all {
  position: absolute;
  right: 2rem;
  bottom: 2.8rem;
  width: 11.4rem;
  height: 3.8rem;
  background-image: url(../../IMAGES/all_button_bg.svg);
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  display: flex;
  justify-content: center;
  align-items: center;
  padding-left: 0.9rem;
  font-size: 0.86rem;
  color: #fff;
  opacity: 0;
  cursor: pointer;
}
.btn-flip-all:hover {
  filter: invert(1);
}