.product-detail-page {
  background: #fff;
}

.product-page {
  padding: 128px 0 100px;
}

.product-page-container {
  width: min(1420px, calc(100% - 64px));
  margin: 0 auto;
}

.product-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 30px;
  color: #8a929d;
  font-size: 0.85rem;
}

.product-breadcrumb a {
  color: #6f7884;
  text-decoration: none;
}

.product-breadcrumb a:hover {
  color: var(--primary-blue);
}

.product-breadcrumb strong {
  color: #313946;
  font-weight: 600;
}

.product-page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(330px, 0.85fr);
  background: #fff;
}

.product-main {
  min-width: 0;
  padding: 0 40px 40px;
}

.product-slider {
  position: relative;
  padding-bottom: 42px;
}

.product-cover {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 500px;
  padding: 20px;
  overflow: hidden;
  background: transparent;
}

.product-slide-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 410px;
}

.product-slide-visual img {
  display: block;
  width: min(82%, 680px);
  height: auto;
}

.product-slide-visual.slide-enter {
  animation: slideProductIn 0.55s ease;
}

@keyframes slideProductIn {
  from {
    opacity: 0.25;
    transform: translateX(24px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slider-bottom {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.slider-dots {
  display: flex;
  align-items: center;
  gap: 7px;
}

.slider-dots button {
  width: 7px;
  height: 7px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: #cbd1d6;
  cursor: pointer;
  transition: all 0.25s ease;
}

.slider-dots button.active {
  width: 22px;
  border-radius: 5px;
  background: var(--primary-blue);
}

.product-title {
  padding: 44px 0 34px;
}

.product-title > span {
  color: var(--primary-blue);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.product-title h1 {
  margin: 8px 0 14px;
  color: #283240;
  font-size: 2.2rem;
  line-height: 1.25;
}

.product-title p {
  max-width: 800px;
  color: #657080;
  font-size: 1rem;
  line-height: 1.85;
}

.product-content-section {
  padding: 38px 0;
}

.product-content-section h2 {
  margin-bottom: 18px;
  color: #303946;
  font-size: 1.25rem;
}

.product-content-section > p {
  margin-bottom: 14px;
  color: #5f6978;
  line-height: 1.9;
}

.product-content-section > p:last-child {
  margin-bottom: 0;
}

.simple-feature-list {
  list-style: none;
}

.simple-feature-list li {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 24px;
  padding: 17px 4px;
}

.simple-feature-list strong {
  color: #313a47;
  font-size: 0.92rem;
}

.simple-feature-list span {
  color: #697382;
  font-size: 0.92rem;
}

.application-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.application-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid #e4e9e6;
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(30, 48, 38, 0.06);
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}

.application-card:hover {
  transform: translateY(-4px);
  border-color: rgba(24, 153, 67, 0.28);
  box-shadow: 0 14px 32px rgba(30, 48, 38, 0.11);
}

.application-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.application-card:hover img {
  transform: scale(1.035);
}

.application-card div {
  position: relative;
  flex: 1;
  padding: 22px 20px 24px;
}

.application-card span {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 3px 8px;
  border-radius: 3px;
  background: rgba(24, 153, 67, 0.08);
  color: var(--primary-blue);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.application-card h3 {
  margin: 13px 0 10px;
  color: #313a47;
  font-size: 1rem;
  line-height: 1.45;
}

.application-card p {
  color: #697382;
  font-size: 0.84rem;
  line-height: 1.7;
}

.product-sidebar {
  min-width: 0;
  align-self: start;
  border: 1px solid #e1e5e8;
  border-radius: 3px;
  background: #fbfcfc;
  overflow: hidden;
}

.sidebar-section {
  padding: 30px 34px;
  border-bottom: 1px solid #e6e9ed;
}

.sidebar-section h2 {
  margin-bottom: 10px;
  color: #26303c;
  font-size: 1.45rem;
}

.sidebar-section h3 {
  margin-bottom: 16px;
  color: #303a47;
  font-size: 1rem;
}

.sidebar-description {
  color: #77808d;
  font-size: 0.88rem;
  line-height: 1.65;
}

.size-tags,
.option-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.size-tags button,
.option-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 4px 11px;
  border: 1px solid #dce1e6;
  border-radius: 5px;
  background: #fff;
  color: #4f5a68;
  font-family: inherit;
  font-size: 0.8rem;
}

.size-tags button {
  cursor: pointer;
  transition: all 0.2s ease;
}

.size-tags button:hover {
  border-color: rgba(24, 153, 67, 0.45);
  color: var(--primary-blue);
}

.size-tags button.active {
  border-color: rgba(24, 153, 67, 0.4);
  background: rgba(24, 153, 67, 0.07);
  color: var(--primary-blue);
  box-shadow: 0 0 0 1px rgba(24, 153, 67, 0.04);
}

.specification-list > div {
  display: grid;
  grid-template-columns: 112px 1fr;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid #e8ebee;
}

.specification-list > div:last-child {
  border-bottom: 0;
}

.specification-list dt {
  color: #818a96;
  font-size: 0.82rem;
}

.specification-list dd {
  margin: 0;
  color: #303946;
  font-size: 0.84rem;
  font-weight: 500;
  text-align: right;
}

.sidebar-contact {
  margin: 30px 34px 20px;
  padding: 24px;
  border-left: 3px solid var(--primary-blue);
  background: #fff;
  box-shadow: 0 5px 18px rgba(24, 37, 29, 0.05);
}

.sidebar-contact h3 {
  margin-bottom: 10px;
  color: #2e3743;
  font-size: 1rem;
}

.sidebar-contact p {
  margin-bottom: 16px;
  color: #737d8a;
  font-size: 0.82rem;
  line-height: 1.65;
}

.sidebar-contact a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary-blue);
  font-size: 0.86rem;
  font-weight: 600;
  text-decoration: none;
}

.sidebar-contact a span {
  transition: transform 0.25s ease;
}

.sidebar-contact a:hover span {
  transform: translateX(4px);
}

.parameter-note {
  padding: 0 34px 30px;
  color: #969da7;
  font-size: 0.72rem;
  line-height: 1.6;
}

@media (max-width: 968px) {
  .product-page {
    padding-top: 112px;
  }

  .product-page-container {
    width: min(100% - 32px, 920px);
  }

  .product-page-layout {
    grid-template-columns: 1fr;
  }

  .product-sidebar {
    border: 1px solid #e1e5e8;
  }

  .product-cover {
    min-height: 420px;
  }

  .product-slide-visual {
    min-height: 330px;
  }
}

@media (min-width: 969px) and (max-width: 1180px) {
  .application-list {
    grid-template-columns: 1fr;
  }

  .application-card {
    display: grid;
    grid-template-columns: minmax(200px, 0.85fr) 1.15fr;
  }

  .application-card img {
    height: 100%;
    aspect-ratio: auto;
  }

  .application-card div {
    align-self: center;
  }
}

@media (min-width: 641px) and (max-width: 760px) {
  .application-list {
    grid-template-columns: 1fr;
  }

  .application-card {
    display: grid;
    grid-template-columns: minmax(210px, 0.9fr) 1.1fr;
  }

  .application-card img {
    height: 100%;
    aspect-ratio: auto;
  }

  .application-card div {
    align-self: center;
  }
}

@media (max-width: 640px) {
  .product-page {
    padding-bottom: 70px;
  }

  .product-page-container {
    width: min(100% - 22px, 620px);
  }

  .product-main {
    padding: 18px;
  }

  .product-cover {
    min-height: 280px;
    padding: 24px 12px;
  }

  .product-slide-visual {
    min-height: 230px;
  }

  .product-title {
    padding: 32px 0 28px;
  }

  .product-title h1 {
    font-size: 1.8rem;
  }

  .product-content-section {
    padding: 30px 0;
  }

  .simple-feature-list li {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .application-list {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .application-card {
    display: flex;
  }

  .application-card img {
    aspect-ratio: 16 / 10;
  }

  .sidebar-section {
    padding: 26px 22px;
  }

  .sidebar-contact {
    margin: 24px 22px 18px;
  }

  .parameter-note {
    padding: 0 22px 26px;
  }
}