/* page-business.css
   businessページのスタイル用
*/

/* =========================================
   Business: Intro Copy (フルブリード代替)
   背景はサブヒーロー(#f3f3f3)と切り替わる白面
   ========================================= */

.biz-intro{
  padding-top: clamp(36px, 6vw, 64px);
  padding-bottom: clamp(36px, 6vw, 64px);
}

.biz-intro__inner{
  /* 既存.containerの左右ガイドに乗せつつ、文章幅を意図的に狭める */
  max-width: min(1000px, 92vw);
  margin-inline: auto;
}

.biz-intro__title{
  /* スクショ準拠：青の大見出し、左寄せ、行末に句点あり */
  color: var(--color-accent-2, #1A6EAA);
  font-weight: 800;
  letter-spacing: .02em;
  line-height: 1.35;
  margin: 0 0 clamp(16px, 2.5vw, 24px);
  font-size: clamp(22px, 4.2vw, 40px);
  font-family: "BIZ UDPMincho", serif; /* ← 明朝に差し替え */
}

.biz-intro__lead{
  color: var(--color-text, #2F3639);
  font-size: clamp(14px, 1.6vw, 18px);
  line-height: 1.9;
  margin: 0;
  /* 文章幅を調整。見出しより少し狭くして読みやすく */
  max-width: 960px;
}

/* SP最適化 */
@media (max-width: 768px){
  .biz-intro__inner{ max-width: min(640px, 92vw); }
  .biz-intro__title{ font-size: clamp(20px, 6.2vw, 28px); }
  .biz-intro__lead{ font-size: clamp(13px, 4vw, 16px); }
}

/* =========================================
   Business: Expandable cards
   ========================================= */

.biz-accordion-section{
  background: #faf6ee;
  padding-top: clamp(48px, 8vw, 96px);
  padding-bottom: clamp(48px, 8vw, 100px);
}

.biz-accordion__container{
  max-width: min(1100px, 94vw);
  margin-inline: auto;
  display: grid;
  row-gap: clamp(32px, 5vw, 48px);
}

.biz-accordion__header{
  display: grid;
  row-gap: 12px;
}

.biz-accordion__heading{
  margin: 0;
  font-size: clamp(26px, 4.6vw, 40px);
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: .02em;
}

.biz-accordion__summary{
  margin: 0;
  max-width: min(720px, 90vw);
  font-size: clamp(14px, 1.3vw, 18px);
  line-height: 1.8;
  color: color-mix(in srgb, var(--color-text) 90%, transparent);
}

.biz-accordion{
  display: grid;
  gap: clamp(20px, 3vw, 28px);
}

.biz-accordion__item{
  background: linear-gradient(110deg,
    var(--biz-card-bg-start, rgba(248, 208, 109, 0.82)) 0%,
    var(--biz-card-bg-end, rgba(248, 196, 173, 0.92)) 100%);
  border-radius: clamp(16px, 3vw, 24px);
  box-shadow: 0 18px 36px rgba(16, 51, 92, 0.12);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
}

.biz-accordion__item:hover{
  transform: translateY(-4px);
  box-shadow: 0 26px 50px rgba(16, 51, 92, 0.16);
}

.biz-accordion__trigger{
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: clamp(22px, 4vw, 36px) clamp(24px, 5vw, 48px);
  background: transparent;
  border: 0;
  cursor: pointer;
  text-align: left;
  color: inherit;
  font: inherit;
  border-radius: inherit;
}

.biz-accordion__trigger:focus,
.biz-accordion__trigger:focus-visible{
  outline: none;
  box-shadow: none;
}

.biz-accordion__label{
  display: grid;
  row-gap: 8px;
}

.biz-accordion__label-ja{
  font-size: clamp(20px, 4vw, 34px);
  font-weight: 800;
  letter-spacing: .04em;
  color: #1f2e3d;
}

.biz-accordion__label-en{
  font-size: clamp(14px, 2.4vw, 18px);
  font-weight: 700;
  letter-spacing: .16em;
  color: #0f4f94;
  text-transform: capitalize;
}

.biz-accordion__icon{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: clamp(38px, 6vw, 48px);
  height: clamp(38px, 6vw, 48px);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.42);
  color: #1f2e3d;
  transition: transform .25s ease;
}

.biz-accordion__chevron{
  width: clamp(16px, 3vw, 22px);
  height: clamp(16px, 3vw, 22px);
  transition: transform .25s ease;
}

.biz-accordion__item.is-open .biz-accordion__chevron{
  transform: rotate(180deg);
}

.biz-accordion__panel{
  padding-inline: clamp(24px, 5vw, 48px);
  padding-bottom: clamp(26px, 5vw, 44px);
}

.biz-accordion__panel[hidden]{
  display: none;
}

.biz-accordion__panel-inner{
  display: grid;
  grid-template-columns: clamp(180px, 24vw, 240px) minmax(0, 1fr);
  gap: clamp(18px, 4vw, 40px);
  align-items: start;
}

.biz-accordion__thumb{
  margin: 0;
}

.biz-accordion__thumb img{
  width: 100%;
  display: block;
  border-radius: clamp(12px, 2vw, 18px);
  box-shadow: 0 10px 24px rgba(15, 63, 99, 0.25);
}

.biz-accordion__content{
  display: grid;
  row-gap: clamp(16px, 3vw, 24px);
  color: #24323f;
}

.biz-accordion__lead{
  margin: 0;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.9;
  font-weight: 500;
}

.biz-accordion__list{
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: clamp(8px, 1.8vw, 12px);
}

.biz-accordion__list-item{
  position: relative;
  padding-left: 26px;
  font-size: clamp(14px, 1.5vw, 17px);
  line-height: 1.8;
}

.biz-accordion__list-item::before{
  content: "○";
  position: absolute;
  left: 0;
  top: 0;
  color: #0f4f94;
  font-weight: 700;
}

@media (max-width: 900px){
  .biz-accordion__panel-inner{
    grid-template-columns: 1fr;
  }

  .biz-accordion__thumb img{
    max-width: clamp(200px, 60vw, 320px);
  }
}

@media (max-width: 600px){
  .biz-accordion__item{
    border-radius: 18px;
  }

  .biz-accordion__trigger{
    padding: clamp(18px, 6vw, 24px) clamp(18px, 6vw, 24px);
  }

  .biz-accordion__panel{
    padding: 0 clamp(18px, 6vw, 24px) clamp(22px, 7vw, 32px);
  }

  .biz-accordion__item:hover{
    transform: none;
    box-shadow: 0 18px 36px rgba(16, 51, 92, 0.12);
  }
}