/* GSOLUTECH expanded site styles */
.hero-sm { min-height: auto; padding: 140px 0 80px; }
.hero-sm .hero-title { font-size: clamp(2rem, 5vw, 3.2rem); }

.product-cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.product-cat-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, border-color 0.3s ease;
}
.product-cat-card:hover { transform: translateY(-4px); border-color: rgba(47, 191, 113, 0.45); }
.product-cat-icon {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  border-radius: 12px;
  background: rgba(47, 191, 113, 0.1);
  color: var(--accent);
  margin-bottom: 18px;
}
.product-cat-icon svg { width: 24px; height: 24px; }
.product-cat-card h3 { font-size: 1.12rem; font-weight: 700; margin-bottom: 10px; letter-spacing: -0.01em; }
.product-cat-card p { font-size: 0.92rem; color: var(--muted); margin-bottom: 16px; line-height: 1.7; flex-grow: 1; }
.product-cat-list {
  list-style: none;
  border-top: 1px solid var(--line);
  padding-top: 14px;
  margin-bottom: 18px;
}
.product-cat-list li {
  font-size: 0.85rem;
  color: var(--muted);
  padding-left: 14px;
  position: relative;
  margin-bottom: 6px;
}
.product-cat-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.6em;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--grad);
}

.selection-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.selection-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
}
.selection-card h3 { font-size: 1.06rem; font-weight: 700; margin-bottom: 8px; }
.selection-card p { font-size: 0.9rem; color: var(--muted); line-height: 1.7; }

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.process-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
}
.process-num {
  font-size: 2rem;
  font-weight: 800;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: 0.9;
}
.process-card h3 { font-size: 1.08rem; font-weight: 700; margin: 12px 0 8px; }
.process-card p { font-size: 0.9rem; color: var(--muted); line-height: 1.65; }

.product-intro {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}
.product-intro-copy h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; margin-bottom: 18px; letter-spacing: -0.02em; }
.product-intro-copy p { color: var(--muted); font-size: 1.04rem; line-height: 1.75; margin-bottom: 24px; }
.product-badges { display: flex; flex-wrap: wrap; gap: 10px; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(47, 191, 113, 0.1);
  border: 1px solid rgba(47, 191, 113, 0.25);
  color: var(--accent-2);
  font-size: 0.82rem;
  font-weight: 600;
}
.shape-diagram {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}
.shape-diagram svg { width: 100%; height: auto; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.feature-card {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
}
.feature-check {
  flex-shrink: 0;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--grad);
  margin-top: 2px;
  position: relative;
}
.feature-check::after {
  content: "";
  position: absolute;
  left: 7px; top: 4px;
  width: 4px; height: 8px;
  border: solid #04101f;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.feature-card p { font-size: 0.95rem; color: var(--text); line-height: 1.6; margin: 0; }

.spec-table-wrap { overflow-x: auto; }
.spec-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.spec-table th, .spec-table td {
  padding: 18px 22px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
  vertical-align: top;
}
.spec-table th {
  width: 28%;
  background: var(--surface-2);
  color: var(--accent-2);
  font-weight: 700;
  white-space: nowrap;
}
.spec-table td { color: var(--muted); line-height: 1.65; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }

.app-matrix {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  overflow-x: auto;
}
.app-matrix-head, .app-matrix-row {
  display: grid;
  grid-template-columns: 260px repeat(7, minmax(120px, 1fr));
  min-width: 1100px;
}
.app-matrix-head {
  background: var(--surface-2);
  font-weight: 700;
  font-size: 0.84rem;
  color: var(--accent-2);
}
.app-matrix-row { border-top: 1px solid var(--line); }
.app-matrix-cell {
  padding: 16px;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  justify-content: center;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.app-matrix-cell:last-child { border-right: 0; }
.app-matrix-app strong { font-size: 1rem; font-weight: 700; display: block; margin-bottom: 6px; }
.app-matrix-app p { font-size: 0.82rem; color: var(--muted); line-height: 1.5; margin: 0; }
.app-matrix-prod { text-align: center; }
.matrix-badge {
  display: inline-block;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  text-align: center;
}
.matrix-preferred { background: rgba(47, 191, 113, 0.16); color: var(--accent-2); }
.matrix-conditional { background: rgba(148, 163, 184, 0.1); color: var(--muted); }

.rfq-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}
.rfq-copy h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; margin-bottom: 18px; }
.rfq-copy p { color: var(--muted); line-height: 1.7; margin-bottom: 24px; }
.rfq-list {
  list-style: none;
  margin-bottom: 36px;
}
.rfq-list li {
  padding: 10px 0 10px 28px;
  position: relative;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}
.rfq-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 13px;
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 2px solid var(--accent);
}
.rfq-form-wrap {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px;
}
.rfq-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.rfq-field { display: flex; flex-direction: column; gap: 6px; }
.rfq-field-full { grid-column: 1 / -1; }
.rfq-field label { font-size: 0.88rem; font-weight: 600; color: var(--text); }
.rfq-field input, .rfq-field select, .rfq-field textarea {
  background: rgba(148, 163, 184, 0.06);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}
.rfq-field input:focus, .rfq-field select:focus, .rfq-field textarea:focus { border-color: var(--accent); }
.rfq-field textarea { resize: vertical; }
.rfq-check { display: flex; align-items: flex-start; gap: 10px; font-size: 0.85rem; color: var(--muted); cursor: pointer; }
.rfq-check input { margin-top: 3px; }
.rfq-note { grid-column: 1 / -1; font-size: 0.82rem; color: var(--muted); margin-top: -6px; }

.contact-card-inline {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}
.contact-card-inline h3 { font-size: 1.06rem; font-weight: 700; margin-bottom: 10px; }
.contact-card-inline p { font-size: 0.9rem; color: var(--muted); margin-bottom: 6px; }

.doc-status {
  display: inline-block;
  margin-top: 10px;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(47, 191, 113, 0.12);
  color: var(--accent-2);
  font-size: 0.78rem;
  font-weight: 700;
}

@media (max-width: 1024px) {
  .product-cat-grid, .selection-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .product-intro, .rfq-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .product-cat-grid, .selection-grid, .process-grid, .feature-grid { grid-template-columns: 1fr; }
  .app-matrix-head, .app-matrix-row { grid-template-columns: 200px repeat(7, minmax(100px, 1fr)); }
  .rfq-form { grid-template-columns: 1fr; }
}

/* Japanese font overrides */
html.ja-page body { font-family: "Noto Sans JP", "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
body.ja .hero-title, body.ja h2, body.ja h3 { font-weight: 800; }

/* ---------- Product & application images ---------- */
.product-photo {
  margin: 0;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.product-photo img {
  width: 100%;
  height: 100%;
  max-height: 420px;
  object-fit: cover;
  display: block;
}

.product-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.product-gallery-item {
  margin: 0;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.product-gallery-item:hover { border-color: rgba(47, 191, 113, 0.45); transform: translateY(-3px); }
.product-gallery-item img { width: 100%; height: 100%; object-fit: cover; display: block; }

.product-cat-thumb {
  display: block;
  margin: -6px -6px 18px;
  border-radius: calc(var(--radius) - 6px);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--surface-2);
  border: 1px solid var(--line);
}
.product-cat-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}
.product-cat-card:hover .product-cat-thumb img { transform: scale(1.04); }

.app-case-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.app-case-item {
  margin: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.app-case-item:hover { border-color: rgba(47, 191, 113, 0.45); transform: translateY(-3px); }
.app-case-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}
.app-case-item figcaption {
  padding: 10px 14px;
  font-size: 0.8rem;
  color: var(--muted);
}

@media (max-width: 1024px) {
  .app-case-strip { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .product-gallery { grid-template-columns: 1fr; }
  .app-case-strip { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- Division switcher (header) ---------- */
.division-switch {
  display: flex;
  gap: 4px;
  margin-left: 18px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
}
.division-pill {
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--muted);
  transition: background 0.25s ease, color 0.25s ease;
  white-space: nowrap;
}
.division-pill:hover { color: var(--text); }
.division-pill.active {
  background: rgba(47, 191, 113, 0.16);
  color: var(--accent);
}

/* ---------- Division cards (hub home) ---------- */
.division-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.division-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 32px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.division-card:hover { border-color: rgba(47, 191, 113, 0.45); transform: translateY(-4px); }
.division-card-head { margin-bottom: 14px; }
.division-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(47, 191, 113, 0.12);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.division-card h3 { font-size: 1.5rem; font-weight: 800; letter-spacing: -0.02em; }
.division-card > p { color: var(--muted); font-size: 0.95rem; line-height: 1.75; margin-bottom: 18px; }
.division-points {
  list-style: none;
  border-top: 1px solid var(--line);
  padding-top: 16px;
  margin-bottom: 24px;
  flex-grow: 1;
}
.division-points li {
  font-size: 0.88rem;
  color: var(--muted);
  padding-left: 16px;
  position: relative;
  margin-bottom: 8px;
}
.division-points li::before {
  content: "";
  position: absolute;
  left: 0; top: 8px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.division-card .btn { align-self: flex-start; }

/* ---------- Synergy banner ---------- */
.synergy-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 40px;
}
.synergy-copy { max-width: 640px; }
.synergy-copy h3 { font-size: 1.35rem; font-weight: 800; margin: 6px 0 10px; letter-spacing: -0.01em; }
.synergy-copy p { color: var(--muted); font-size: 0.95rem; line-height: 1.75; }
.synergy-links { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.synergy-x { color: var(--muted); font-size: 1.1rem; }

/* ---------- Product thumb icon fallback ---------- */
.product-cat-thumb .product-cat-icon {
  width: 100%; height: 100%;
  margin: 0;
  border-radius: 0;
  background:
    radial-gradient(circle at 30% 30%, rgba(47, 191, 113, 0.18), transparent 60%),
    var(--surface-2);
}
.product-cat-thumb .product-cat-icon::after {
  content: "";
  width: 44px; height: 44px;
  border: 2px solid var(--accent);
  border-radius: 12px;
  opacity: 0.55;
}

.division-switch-nav { display: none; }

@media (max-width: 768px) {
  .division-grid { grid-template-columns: 1fr; }
  .header .division-switch:not(.division-switch-nav) { display: none; }
  .division-switch-nav {
    display: flex;
    margin: 0 0 16px;
    align-self: flex-start;
  }
  .division-pill { padding: 4px 10px; font-size: 0.72rem; }
  .division-switch-nav .division-pill { padding: 8px 18px; font-size: 0.85rem; }
  .synergy-box { padding: 28px 24px; }
}