@charset "UTF-8";

/* =========================
   Hero
========================= */
.section-hero {
  background:
    linear-gradient(
      90deg,
      rgba(255,255,255,0.98) 0%,
      rgba(255,255,255,0.95) 30%,
      rgba(255,255,255,0.85) 50%,
      rgba(255,255,255,0.50) 70%,
      rgba(255,255,255,0.15) 90%
    ),
    url("../img/original.png") right center / cover no-repeat;
}

.hero-text {
  max-width: 520px;
}

/* =========================
   Entry
========================= */
.entry-box {
  margin: 0 auto;
  padding: 36px 0;
  text-align: center;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.entry-text {
  margin-bottom: 24px;
}

.entry-action {
  display: flex;
  justify-content: center;
}

/* =========================
   Concept
========================= */
.section-soft {
  background: var(--soft);
}

.split-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 32px;
  align-items: end;
}

.split-text {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.split-image {
  width: 100%;
  max-width: 420px;
  margin: 0 auto 0 0;
  border-radius: var(--radius);
  overflow: hidden;
}

.split-image img {
  display: block;
  width: 100%;
  height: auto;
}

/* =========================
   Category
========================= */
.section-category {
  background: var(--white);
}

.category-visual {
  margin-bottom: 32px;
  text-align: center;
}

.category-visual img {
  display: block;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.08));
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 60px;
}

.category-card {
  position: relative;
  display: block;
  padding-bottom: 20px;
  transition: opacity 0.25s ease;
}

.category-card:hover {
  opacity: 0.72;
}

.category-card::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: #dddddd;
}

.category-card h3 {
  margin: 0 0 10px;
  font-size: 20px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--black);
}

.category-card .sub {
  margin-bottom: 8px;
}

.category-card .text {
  font-size: 14px;
  line-height: 1.8;
}

/* =========================
   Product Section
========================= */
.section-products {
  padding-top: 40px;
  padding-bottom: 100px;
  background: var(--white);
}

/* =========================
   Intro Block
========================= */
.intro-block {
  max-width: 640px;
  margin: 0 auto 32px;
  text-align: center;
}

.intro-lead {
  margin-bottom: 16px;
}

.intro-text {
  text-align: center;
}

.intro-text p {
  margin: 0;
}

.intro-text p + p {
  margin-top: 8px;
}

/* =========================
   Card Grid
========================= */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 56px;
  align-items: start;
}

.card {
  text-align: center;
}

.card h3 {
  margin: 0 0 16px;
  font-family: "Noto Serif JP", serif;
  font-size: 22px;
  line-height: 1.3;
  font-weight: 500;
  color: var(--black);
}

.card .text {
  max-width: 320px;
  margin: 0 auto 18px;
  font-size: 12px;
  line-height: 1.8;
  text-align: left;
}

/* =========================
   Card Image
========================= */
.card-image {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  height: 350px;
  margin-bottom: 18px;
}

.card-image img {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
}

/* =========================
   Card Button
========================= */
.card-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 320px;
  height: 42px;
  margin: 0 auto;
  padding: 0 16px;
  border: none;
  background: #777777;
  color: var(--white);
  font-size: 13px;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.card-button:hover {
  opacity: 0.92;
  transform: translateY(-2px);
}

/* =========================
   Card Detail
========================= */
.card-detail {
  max-width: 320px;
  max-height: 0;
  margin: 0 auto;
  overflow: hidden;
  opacity: 0;
  transition: all 0.4s ease;
}

.card.active .card-detail {
  max-height: 500px;
  margin-top: 20px;
  opacity: 1;
}

/* =========================
   Card Table
========================= */
.card-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.card-table th,
.card-table td {
  padding: 10px;
  border-bottom: 1px solid #dddddd;
}

.card-table th {
  width: 35%;
  text-align: left;
  font-weight: 500;
  color: var(--gray);
}

.card-table td {
  text-align: left;
  line-height: 1.8;
  color: var(--black);
}