/* 产品详情 — 主色 #00A85A（与全站一致，参考站为 #009444） */
.productdetail-page {
  --product-primary: #00a85a;
  --product-primary-dark: #008a4a;
  --product-primary-soft: rgba(0, 168, 90, 0.12);
  --product-dark: #101828;
  --product-text: #4b5563;
  --product-muted: #9ca3af;
  --product-border: #e5e7eb;
  --product-shell: min(1200px, calc(100% - 48px));
}

.productdetail-main {
  background: #fff;
}

.product-shell {
  width: var(--product-shell);
  margin: 0 auto;
}

/* 顶栏叠放样式见 product-banner.css */

/* Hero 文案层（Banner 媒体见 product-banner.css） */
.product-hero-grid {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  box-sizing: border-box;
  min-height: var(--product-banner-size);
  padding: 120px 24px 64px;
}

.product-hero-copy {
  width: var(--product-shell);
  max-width: 100%;
  margin: 0 auto;
}

.product-hero-pill {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
}

.product-hero-pill-accent {
  background: var(--product-primary-soft);
  color: #b8f5d4;
  border: 1px solid rgba(0, 168, 90, 0.35);
}

.product-hero-copy h1 {
  margin: 16px 0 10px;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.product-hero-desc {
  margin: 0 0 28px;
  max-width: 520px;
  font-size: 18px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.88);
}

.product-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.product-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 140px;
  padding: 12px 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.product-button-primary {
  background: var(--product-primary);
  color: #fff;
}

.product-button-primary:hover {
  background: var(--product-primary-dark);
}

.product-button-secondary {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.55);
}

.product-button-secondary:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.product-mt {
  height: 0;
}

/* 面包屑 */
.product-breadcrumb-shell {
  padding: 20px 0;
  background: #fff;
  border-bottom: 1px solid var(--product-border);
}

.product-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--product-muted);
}

.product-breadcrumb a {
  color: var(--product-text);
  text-decoration: none;
}

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

/* Section heading */
.product-overline {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--product-primary);
}

.product-overline-center {
  justify-content: center;
}

.product-overline-line {
  flex: 1;
  max-width: 48px;
  height: 2px;
  background: var(--product-primary);
  border-radius: 1px;
}

.section-heading {
  margin-bottom: 40px;
  text-align: center;
}

.section-heading-left {
  text-align: left;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 600;
  color: var(--product-dark);
}

.section-heading p {
  margin: 10px 0 0;
  color: var(--product-muted);
}

/* Showcase */
.product-showcase {
  padding: 56px 0;
  background: #fff;
}

.showcase-stage-media {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  background: #eef0f2;
  aspect-ratio: 16 / 9;
}

.showcase-stage-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.showcase-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.showcase-arrow-prev { left: 16px; }
.showcase-arrow-next { right: 16px; }

.showcase-indicators {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}

.showcase-indicator {
  width: 32px;
  height: 4px;
  padding: 0;
  border: 0;
  border-radius: 2px;
  background: #d1d5db;
  cursor: pointer;
}

.showcase-indicator.is-active {
  background: var(--product-primary);
}

/* Details */
.product-details {
  padding: 56px 0 72px;
  background: #f9fafb;
}

.details-hero-card {
  margin-bottom: 32px;
  border-radius: 12px;
  overflow: hidden;
}

.details-hero-card img {
  width: 100%;
  display: block;
}

.details-summary {
  display: flex;
  gap: 20px;
  margin-bottom: 40px;
}

.details-summary-line {
  flex-shrink: 0;
  width: 3px;
  background: var(--product-primary);
  border-radius: 2px;
}

.details-summary p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--product-text);
}

.details-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}

.details-gallery-card {
  border-radius: 10px;
  overflow: hidden;
}

.details-gallery-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.detail-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.detail-feature-card {
  display: flex;
  gap: 12px;
  padding: 20px;
  background: #fff;
  border-radius: 12px;
  border: 1px solid var(--product-border);
}

.detail-feature-icon {
  flex-shrink: 0;
  color: var(--product-primary);
}

.detail-feature-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--product-text);
}

/* Specs */
.product-specs {
  padding: 72px 0;
  background: #fff;
}

.specs-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin-bottom: 24px;
}

.specs-tab {
  padding: 0 0 10px;
  border: 0;
  border-bottom: 3px solid transparent;
  background: transparent;
  font-size: 15px;
  color: var(--product-text);
  cursor: pointer;
}

.specs-tab.is-active {
  color: var(--product-primary);
  font-weight: 500;
  border-bottom-color: var(--product-primary);
}

.specs-table-card {
  border: 1px solid var(--product-border);
  border-radius: 12px;
  overflow: hidden;
}

.specs-table-head,
.specs-table-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 14px 24px;
}

.specs-table-head {
  background: #f9fafb;
  font-size: 13px;
  font-weight: 600;
  color: var(--product-muted);
  border-bottom: 1px solid var(--product-border);
}

.specs-table-row {
  margin: 0;
  border-bottom: 1px solid var(--product-border);
}

.specs-table-row:last-child {
  border-bottom: 0;
}

.specs-table-row dt {
  margin: 0;
  font-weight: 500;
  color: var(--product-dark);
}

.specs-table-row dd {
  margin: 0;
  color: var(--product-text);
}

.specs-table-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  background: #f9fafb;
}

.specs-table-foot p {
  margin: 0;
  font-size: 13px;
  color: var(--product-muted);
}

.spec-download-btn {
  border: 0;
  background: transparent;
  font-size: 15px;
  font-weight: 500;
  color: var(--product-primary);
  cursor: pointer;
  text-decoration: none;
}

.spec-download-btn:disabled {
  color: var(--product-muted);
  cursor: not-allowed;
}

/* Rights */
.product-rights {
  padding: 64px 0;
  background: linear-gradient(180deg, #f0fdf6 0%, #fff 100%);
}

.product-rights-inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.product-rights-title {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 600;
  color: var(--product-dark);
}

.product-rights-time {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--product-muted);
}

.product-rights-notice {
  margin-bottom: 28px;
  font-size: 13px;
  color: var(--product-text);
}

.product-rights-groups {
  text-align: left;
}

.product-rights-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  background: #fff;
  border: 1px solid var(--product-border);
  border-radius: 10px;
}

.product-rights-group-block + .product-rights-group-block {
  margin-top: 12px;
}

.product-rights-check {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--product-primary);
  position: relative;
}

.product-rights-check::after {
  content: '';
  position: absolute;
  left: 7px;
  top: 4px;
  width: 6px;
  height: 10px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.product-right-shouh {
  margin: 24px 0 12px;
  font-size: 15px;
  font-weight: 600;
}

.product-rights-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.product-rights-list .product-rights-item {
  margin-bottom: 8px;
}

/* Contact */
.product-contact {
  position: relative;
  padding: 80px 24px;
  color: #fff;
  overflow: hidden;
}

.product-contact-media {
  position: absolute;
  inset: 0;
}

.product-contact-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-contact::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(16, 24, 40, 0.78);
  z-index: 0;
}

.product-contact-shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  width: var(--product-shell);
  max-width: 100%;
  margin: 0 auto;
}

.product-contact-copy .product-overline {
  color: rgba(255, 255, 255, 0.85);
}

.product-contact-copy .product-overline-line {
  background: var(--product-primary);
}

.product-contact-copy h2 {
  margin: 0 0 12px;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 600;
}

.product-contact-copy p {
  margin: 0;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
}

.product-contact-card {
  padding: 28px;
  background: #fff;
  border-radius: 16px;
  color: var(--product-dark);
}

.product-contact-card-head h3 {
  margin: 0 0 20px;
  font-size: 18px;
  font-weight: 600;
}

.product-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.product-form-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.product-form-row-area {
  grid-column: 1 / -1;
}

.product-form-row span {
  font-size: 13px;
  color: var(--product-muted);
}

.product-form-row input,
.product-form-row select,
.product-form-row textarea {
  padding: 10px 14px;
  border: 1px solid var(--product-border);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
}

.product-form-row input:focus,
.product-form-row select:focus,
.product-form-row textarea:focus {
  outline: none;
  border-color: var(--product-primary);
  box-shadow: 0 0 0 3px var(--product-primary-soft);
}

.product-form-status {
  margin: 12px 0 0;
  font-size: 14px;
}

.product-form-status.is-success {
  color: var(--product-primary);
}

.product-form-status.is-error {
  color: #dc2626;
}

.product-form-submit {
  width: 100%;
  margin-top: 20px;
  border: 0;
}

/* 响应式见 public/css/site-responsive.css */