@charset "UTF-8";
/* --------------------
base
-------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  overflow-x: hidden;
}


.heading h2 {
  position: relative;
  display: inline-block;
  padding-bottom: 16px;
  font-size: 2.2rem;     
  font-weight: 700;
  color: #222;         
  letter-spacing: 0.05em;
}
.heading h2::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 60px;
  height: 3px;
  background: #8f2a8d;
  transform: translateX(-50%);
  border-radius: 999px;
}

.sub-header .sub-nav-left {
 
}
.welcome.howto .bg {
    background:none!important;
}

button {
      margin-left: 0;
    margin-right: 0;
}

.usage-section {
  padding: 80px 20px;
  background: #f8f8fb;
}

.usage-section .heading {
  max-width: 900px;
  margin: 0 auto 50px;
  text-align: center;
  position: initial;
}

.usage-section .heading p {
  margin-top: 20px;
  font-size: 1rem;
  line-height: 1.9;
  color: #333;
}

.usage-flow {
  max-width: 1100px;
  margin: 0 auto;
  position: relative;
}

/*--.usage-flow::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 42px;
  width: 4px;
  background: linear-gradient(to bottom, #8f2a8d, #c96ac7);
  border-radius: 999px;
} --*/

.usage-step {
  position: relative;
  padding-left: 100px;
  margin-bottom: 40px;
}

.usage-step__num {
  position: absolute;
  left: 0;
  top: 24px;
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: #8f2a8d;
  color: #fff;
  font-size: 0.95rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(143, 42, 141, 0.18);
  z-index: 1;
}

.usage-step__body {
  background: #fff;
  border-radius: 24px;
  /*display: grid;*/
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
  align-items: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);

    overflow: hidden;
  padding: 0 28px;
  transition: padding 0.35s ease;
}

.usage-step__text h3 {
  margin: 0 0 16px;
  font-size: 1.5rem;
  line-height: 1.4;
  color: #222;
}

.usage-step__text p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.9;
  color: #555;
}


.usage-step--sub .usage-step__body {
  background: #faf6fb;
  border: 2px solid #ead8ee;
}


.usage-step__image img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  display: block;
}

.caption {
  font-size: 0.8rem;
  color: #777;
  margin-top: 6px;
  text-align: center;
}
.usage-step--detail .usage-step__body {
  display: block;
}

.usage-step--detail .usage-step__text {
  margin-bottom: 24px;
}

.usage-step--detail .usage-step__images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 28px;
}

.usage-detail-box {
  padding: 28px;
  border-radius: 20px;
  background: #faf6fb;
  border: 1px solid #ead8ee;
}

.usage-detail-box__title {
  margin: 0 0 20px;
  font-size: 1.2rem;
  font-weight: 700;
  color: #8f2a8d;
  text-align: center;
}
.usage-detail2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px 18px;
}

.usage-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px 18px;
}

.usage-detail-grid2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px 18px;
}

.usage-detail2 img{
  width: 100%;
}
.usage-step__text p.caution{
      background: orange;
    padding: 1em;
    font-weight: bold;
    color: #000!important;
    margin-top: 10px;
    line-height: 1.2;
}
.usage-detail-item {
  background: #fff;
  border-radius: 16px;
  padding: 12px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.06);
  position: relative;
}

.usage-detail-item img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
}

.usage-detail-item p {
  margin: 30px 0 10px;
  font-size: 0.9rem;
  line-height: 1.6;
  color: #444;
  text-align: center;
}


.usage-detail-item::before {
  content: "";
  position: absolute;
  top: 8px;
  left: calc(50% - 14px);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #8f2a8d;
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.usage-detail-item:nth-child(1)::before { content: "1"; }
.usage-detail-item:nth-child(2)::before { content: "2"; }
.usage-detail-item:nth-child(3)::before { content: "3"; }
.usage-detail-item:nth-child(4)::before { content: "4"; }
.usage-detail-item:nth-child(5)::before { content: "5"; }
.usage-detail-item:nth-child(6)::before { content: "6"; }


.usage-step__body--stack {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.usage-step__text--wide {
  width: 100%;
  max-width: none;
}

.usage-step__images--2col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.usage-step__images--2col .usage-step__image {
  width: 100%;
}

.usage-step__images--2col .usage-step__image img {
  display: block;
  width: 100%;
  height: auto;
}
.usage-step__images--3col {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.usage-step__images--3col .usage-step__image {
  width: 100%;
}

.usage-step__images--3col .usage-step__image img {
  display: block;
  width: 100%;
  height: auto;
}
.usage-step__body--stack {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.usage-step__text--wide {
  width: 100%;
  max-width: none;
}

.usage-step__images--2col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}


.usage-step__body.usage-step__body--stack {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.usage-step__body.usage-step__body--stack .usage-step__text.usage-step__text--wide {
  width: 100%;
  max-width: none;
}

.usage-step__body.usage-step__body--stack .usage-step__images.usage-step__images--2col {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 24px;
  width: 100%;
}

.usage-step__body.usage-step__body--stack .usage-step__images.usage-step__images--2col .usage-step__image {
  width: 100%;
  margin: 0;
}

.usage-step__body.usage-step__body--stack .usage-step__images.usage-step__images--2col .usage-step__image img {
  display: block;
  width: 100%;
  height: auto;
}

.usage-section .heading p.precautions{
    background: #882a8d;
    color: #ffffff;
    font-weight: bold;
    padding: 1em;
    text-align: center;
    margin-bottom: 50px;
}
.usage-step__text p.precautions{
    background: #4c61ff;
    color: #ffffff;
    font-weight: bold;
    padding: 1em;
    text-align: center;
    margin-bottom: 20px;
}
.usage-step__text h4 {
   color: #333;
    font-size: 16pt;
    margin: 20px 0;
    text-align: left !important;
}



.usage-accordion .usage-step {
  margin-bottom: 24px;
  padding-left: 0;
}

.usage-step__head {
  width: 100%;
  position: relative;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 22px 70px 22px 24px;
  background: #fff;
  border: 0;
  border-radius: 18px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  cursor: pointer;
  text-align: left;
}

.usage-accordion .usage-step__num {
  position: static;
  flex: 0 0 auto;
}

.usage-step__title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #222;
  line-height: 1.5;
}

.usage-step__icon {
  position: absolute;
  right: 28px;
  top: 50%;
  width: 18px;
  height: 18px;
  transform: translateY(-50%);
}

.usage-step__icon::before,
.usage-step__icon::after {
  content: "";
  position: absolute;
  background: #8f2a8d;
  border-radius: 999px;
}

.usage-step__icon::before {
  top: 8px;
  left: 0;
  width: 18px;
  height: 2px;
}

.usage-step__icon::after {
  top: 0;
  left: 8px;
  width: 2px;
  height: 18px;
  transition: transform 0.25s ease;
}

.usage-step__content {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s ease;
}

.usage-step__content > .usage-step__body {
  overflow: hidden;
}

.usage-step.is-open .usage-step__content {
  grid-template-rows: 1fr;
}



.usage-step.is-open .usage-step__icon::after {
  transform: rotate(90deg);
}

.usage-step.is-open .usage-step__body {
  padding-top: 18px;
  padding-bottom: 28px;
}



@media screen and (max-width: 900px) {
  .usage-detail-grid {
    grid-template-columns: repeat(2, 1fr);
  }


  .usage-step__body {
    grid-template-columns: 1fr;
  }
}


@media (max-width: 767px) {

.usage-detail2 {
    display: grid;
    grid-template-columns: initial;
    gap: 20px 18px;
}
.usage-detail-grid2 {
    display: grid;
    grid-template-columns: initial;
    gap: 20px 18px;
}

  .usage-step__body--stack {
    gap: 24px;
  }

  .usage-step__images--2col {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .usage-step__body.usage-step__body--stack .usage-step__images.usage-step__images--2col {
    grid-template-columns: 1fr !important;
    gap: 16px;
  }
.usage-section,
.usage-flow,
.usage-step,
.usage-step__head,
.usage-step__content,
.usage-step__body {
  max-width: 100%;
}

.usage-step__head {
  box-sizing: border-box;
}

.usage-step__image img,
.usage-detail-item img {
  max-width: 100%;
  height: auto;
}
}


@media screen and (max-width: 640px) {
 .heading h2 {
    font-size: 1.5rem;
  }
  .usage-section {
    padding: 60px 15px;
  }

  .usage-flow::before {
    left: 28px;
  }

  .usage-step {
    padding-left: 70px;
    margin-bottom: 28px;
  }

  .usage-step__num {
    width: 56px;
    height: 56px;
    font-size: 0.8rem;
    top: 18px;
  }

  .usage-step__body {
    padding: 0 20px;
    border-radius: 18px;
    gap: 18px;
  }

  .usage-step__text h3 {
    font-size: 1.2rem;
  }

  .usage-step__text p {
    font-size: 0.95rem;
    line-height: 1.8;
  }

  .usage-step__images {
    grid-template-columns: 1fr;
  }
  .usage-step--detail .usage-step__images {
    grid-template-columns: 1fr;
  }

  .usage-detail-box {
    padding: 20px;
    border-radius: 16px;
  }

  .usage-detail-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .usage-detail-item p {
    font-size: 0.88rem;
  }

}