/*
|---------------------------------------------------------------
| qinc2026-section-btob.css - BtoB EC・DX支援セクション
|---------------------------------------------------------------
*/

/* ==========================================================================
   Section BtoB
   ========================================================================== */
.section-btob {
  position: relative;
  background-color: var(--color-bg-btob);
  padding: 128px 0 120px;
  overflow: hidden;
}

.section-btob__inner.container {
  position: relative;
  z-index: 1;
}

/* Header */
.section-btob__header {
  text-align: center;
  margin-bottom: 26px;
}

.section-btob__label {
  font-family: var(--font-family-en);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin: 0 0 24px;
}

.section-btob__title {
  font-weight: 900;
  font-size: 48px;
  line-height: 1;
  margin: 0 0 40px;
}

.section-btob__subtitle {
  font-weight: 700;
  font-size: 20px;
  line-height: 1.4;
  margin: 0;
}

/* Lead */
.section-btob__lead {
  font-weight: 400;
  font-size: 16px;
  line-height: 1.5;
  text-align: center;
  margin: 0 0 56px;
}

/* Cards */
.section-btob__cards {
  display: flex;
  gap: 40px;
  justify-content: center;
  margin-bottom: 80px;
}

.section-btob__card {
  flex: 1;
  max-width: 384px;
}

.section-btob__card-inner {
  background-color: var(--color-white);
  border-radius: 12px;
  border-bottom: 4px solid var(--color-gold);
  padding: 30px;
  height: 100%;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.section-btob__card-inner:hover {
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

/* Card Image */
.section-btob__card-image-wrap {
  position: relative;
  background-color: var(--color-bg-light);
  border-radius: 4px;
  height: 200px;
  margin-bottom: 14px;
}

.section-btob__card-number {
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0;
  left: 0;
  width: 36px;
  height: 30px;
  background-color: var(--color-white);
  border-radius: 4px 0 4px 0;
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 16px;
}

.section-btob__card-image {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 30px;
}

.section-btob__card-image img {
  max-height: 140px;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.section-btob__card-inner:hover .section-btob__card-image img {
  transform: scale(1.1);
}

/* Card Title */
.section-btob__card-title {
  font-weight: 800;
  font-size: 18px;
  line-height: 1.56;
  text-align: center;
  margin: 0 0 22px;
}

/* Card Description */
.section-btob__card-desc {
  font-weight: 350;
  font-size: 14px;
  line-height: 1.43;
  margin: 0;
}

/* Button */
.section-btob__action {
  text-align: center;
}

.section-btob__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 263px;
  height: 50px;
  padding: 0 24px;
  background-color: var(--color-blue01);
  border: none;
  border-radius: 4px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  font-weight: 700;
  font-size: 16px;
  line-height: 1;
  color: var(--color-white);
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.section-btob__btn:hover {
  opacity: 0.85;
}

.section-btob__btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 16px;
  height: 16px;
}

.section-btob__btn-icon svg,
.section-btob__btn-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* ==========================================================================
   Responsive - Section BtoB
   ========================================================================== */
@media screen and (max-width: 1024px) {
  .section-btob__cards {
    gap: 24px;
  }

  .section-btob__card {
    flex: 1;
    max-width: none;
  }
}

@media screen and (max-width: 768px) {
  .section-btob {
    padding: 60px 0;
  }

  .section-btob__title {
    font-size: 32px;
  }

  .section-btob__subtitle {
    font-size: 16px;
  }

  .section-btob__lead {
    font-size: 14px;
    line-height: 1.8;
    text-align: left;
  }

  .section-btob__cards {
    flex-direction: column;
    gap: 24px;
    margin-bottom: 40px;
  }

  .section-btob__btn {
    width: 100%;
    max-width: 300px;
  }
}