/* =====================================================
   上海铂米瑞光电技术有限公司 — 页面级样式
   ===================================================== */

/* 首页 Hero */
.hero {
  position: relative;
  background: var(--bg-header) url('../images/hero-bg.svg') no-repeat center center / cover;
  color: var(--text-primary);
  padding: var(--space-2xl) 0;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--hero-overlay);
  pointer-events: none;
}

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

.hero-content {
  max-width: 720px;
}

.hero__label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-md);
  border: 1px solid rgba(44, 74, 94, 0.25);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.7);
}

.hero h1 {
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  letter-spacing: var(--letter-spacing-wide);
  font-weight: var(--font-weight-light);
}

.hero h1 strong {
  font-weight: var(--font-weight-medium);
}

.hero .lead {
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

/* 页面通用 Hero */
.page-hero {
  background: #000000;
  color: #ffffff;
  padding: var(--space-xl) 0;
  text-align: center;
  border-bottom: 1px solid #222222;
}

.page-hero h1 {
  color: #ffffff;
  margin-bottom: var(--space-sm);
  letter-spacing: var(--letter-spacing-wide);
  font-weight: var(--font-weight-medium);
}

.page-hero p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 640px;
  margin: 0 auto;
  font-weight: var(--font-weight-regular);
}

/* 产品详情页 */
.product-detail {
  padding: var(--space-2xl) 0;
}

.product-detail__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.product-gallery {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.gallery-main {
  aspect-ratio: 1 / 1;
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--space-md);
}

.gallery-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  text-align: center;
  padding: var(--space-md);
}

.gallery-placeholder svg {
  width: 64px;
  height: 64px;
  margin-bottom: var(--space-sm);
  opacity: 0.4;
}

.gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xs);
}

.gallery-thumbs button {
  aspect-ratio: 1 / 1;
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 4px;
  overflow: hidden;
  transition: border-color var(--transition);
}

.gallery-thumbs button:hover, .gallery-thumbs button:focus {
  border-color: var(--accent);
}

.gallery-thumbs button img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.product-info h2 {
  margin-bottom: var(--space-md);
  letter-spacing: var(--letter-spacing-wide);
}

.product-info > p {
  margin-bottom: var(--space-lg);
}

.product-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

/* 应用领域页面 */
.application-intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
  margin-bottom: var(--space-2xl);
}

.application-intro__image {
  aspect-ratio: 16 / 10;
  background-color: var(--table-cell-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.application-intro__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.application-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

/* 新闻 */
.news-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.news-item {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: box-shadow var(--transition);
}

.news-item:hover {
  box-shadow: 0 6px 24px rgb(254, 254, 255);
}

.news-item__meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-xs);
}

.news-item h3 {
  margin-bottom: var(--space-sm);
  font-size: 1.15rem;
}

.news-item p {
  margin-bottom: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* 关于我们页面 */
.about-story {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
  margin-bottom: var(--space-2xl);
}

.about-story__image {
  aspect-ratio: 4 / 3;
  background-color: var(--table-cell-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.about-story__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

/* 联系我们 */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.contact-info__item {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.contact-info__icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--table-cell-bg);
  border-radius: var(--radius-sm);
  color: var(--accent);
}

.contact-info__content h4 {
  margin-bottom: 4px;
  font-size: 1rem;
}

.contact-info__content p {
  margin-bottom: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.contact-form {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  letter-spacing: 0.03em;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: var(--font-weight-light);
  color: var(--text-primary);
  background-color: var(--bg-page);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

/* 产品中心页面 */
.product-categories {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

.product-category {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.product-category h3 {
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border-color);
  letter-spacing: var(--letter-spacing-wide);
}

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

.product-category li {
  margin-bottom: 10px;
}

.product-category a {
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.product-category a:hover {
  color: var(--accent);
}

/* 技术支持页面 */
.support-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.support-item {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.support-item h3 {
  margin-bottom: var(--space-sm);
  letter-spacing: var(--letter-spacing-wide);
}

.support-item p {
  margin-bottom: var(--space-md);
}
/*=====航空航天页面，精准区分黑色背景正文 和 白色card卡片=====*/
/*黑色背景介绍区文字（application‑intro，黑底色，用浅色字）*/
.page-aerospace .application-intro h2 {
  color: #ffffff;
}
.page-aerospace .application-intro .lead {
  color: #e6e6e6;
}
.page-aerospace .application-intro p:last-of-type {
  color: #e6e6e6;
}

/*白色卡片容器：卡片背景是白色，文字必须深色！！！*/
.page-aerospace .application-features .card h3 {
  color: #111111;
}
.page-aerospace .application-features .card p {
  color: #444444;
}
/*=====高功率激光应用页面=====*/
/*黑色背景介绍区域，文字浅色*/
.page-laser .application-intro h2 {
  color: #ffffff;
}
.page-laser .application-intro .lead {
  color: #e6e6e6;
}
.page-laser .application-intro p:last-of-type {
  color: #e6e6e6;
}

/*白色卡片盒子，必须深色文字！白底不能用浅字*/
.page-laser .application-features .card h3 {
  color: #111111;
}
.page-laser .application-features .card p {
  color: #444444;
}
/*=====半导体制造应用页面=====*/
/*黑色背景介绍区，文字浅色 */
.page-semiconductor .application-intro h2 {
  color: #ffffff;
}
.page-semiconductor .application-intro .lead {
  color: #e6e6e6;
}
.page-semiconductor .application-intro p:last-of-type {
  color: #e6e6e6;
}

/*白色卡片区域，白底使用深色文字*/
.page-semiconductor .application-features .card h3 {
  color: #111111;
}
.page-semiconductor .application-features .card p {
  color: #444444;
}
/*=====英文版 Aerospace 航空航天页面=====*/
/*黑色背景介绍区，英文黑底浅色文字*/
.page-aerospace-en .application-intro h2 {
  color: #ffffff;
}
.page-aerospace-en .application-intro .lead {
  color: #e6e6e6;
}
.page-aerospace-en .application-intro p:last-of-type {
  color: #e6e6e6;
}

/*白色卡片模块，白底深色文字，和中文保持一致*/
.page-aerospace-en .application-features .card h3 {
  color: #111111;
}
.page-aerospace-en .application-features .card p {
  color: #444444;
}
/*=====英文版 高功率激光页面=====*/
.page-laser-en .application-intro h2 {
  color: #ffffff;
}
.page-laser-en .application-intro .lead {
  color: #e6e6e6;
}
.page-laser-en .application-intro p:last-of-type {
  color: #e6e6e6;
}

.page-laser-en .application-features .card h3 {
  color: #111111;
}
.page-laser-en .application-features .card p {
  color: #444444;
}
/*=====英文版 半导体页面=====*/
.page-semiconductor-en .application-intro h2 {
  color: #ffffff;
}
.page-semiconductor-en .application-intro .lead {
  color: #e6e6e6;
}
.page-semiconductor-en .application-intro p:last-of-type {
  color: #e6e6e6;
}

.page-semiconductor-en .application-features .card h3 {
  color: #111111;
}
.page-semiconductor-en .application-features .card p {
  color: #444444;
}
/*=====镀膜服务页面专属样式=====*/
.page-coating .section h2 {
  color: #ffffff;
}
.page-coating .section .lead {
  color: #e6e6e6;
}
.page-coating .section p:last-of-type {
  color: #e6e6e6;
}

.page-coating .section .card h3 {
  color: #111111;
}
.page-coating .section .card p {
  color: #444444;
}
/*=====定制加工服务页面专属样式=====*/
.page-customization .section h2 {
  color: #ffffff;
}
.page-customization .section .lead {
  color: #e6e6e6;
}
.page-customization .section p:last-of-type {
  color: #e6e6e6;
}

.page-customization .section .card h3 {
  color: #111111;
}
.page-customization .section .card p {
  color: #444444;
}
/*=====英文版 光学镀膜服务页面=====*/
.page-coating-en .section h2 {
  color: #ffffff;
}
.page-coating-en .section .lead {
  color: #e6e6e6;
}
.page-coating-en .section p:last-of-type {
  color: #e6e6e6;
}

.page-coating-en .section .card h3 {
  color: #111111;
}
.page-coating-en .section .card p {
  color: #444444;
}
/*=====英文版 定制加工服务页面=====*/
.page-customization-en .section h2 {
  color: #ffffff;
}
.page-customization-en .section .lead {
  color: #e6e6e6;
}
.page-customization-en .section p:last-of-type {
  color: #e6e6e6;
}

.page-customization-en .section .card h3 {
  color: #111111;
}
.page-customization-en .section .card p {
  color: #444444;
}
/*=====新闻详情页面通用样式=====*/
.page-news-detail .section h1 {
  color: #ffffff;
}
.page-news-detail .section .news-item__meta {
  color: #bbbbbb;
}
.page-news-detail .section .breadcrumbs {
  color: #cccccc;
}
.page-news-detail .section .article-content p {
  color: #e6e6e6;
}
/*=====新闻详情页面通用样式=====*/
.page-news-detail .section h1 {
  color: #ffffff;
}
.page-news-detail .section .news-item__meta {
  color: #bbbbbb;
}
.page-news-detail .section .breadcrumbs {
  color: #cccccc;
}
.page-news-detail .section .article-content p {
  color: #e6e6e6;
}
/* 返回按钮文字改为白色 */
.page-news-detail .section .btn--secondary {
  color: #ffffff;
}
/*=====英文版新闻详情页面通用样式=====*/
.page-news-detail-en .section h1 {
  color: #ffffff;
}
.page-news-detail-en .section .news-item__meta {
  color: #bbbbbb;
}
.page-news-detail-en .section .breadcrumbs {
  color: #cccccc;
}
.page-news-detail-en .section .article-content p {
  color: #e6e6e6;
}
.page-news-detail-en .section .btn--secondary {
  color: #ffffff;
}
/*=====【关于我们 中文版】精准样式（不会污染下方卡片文字）=====*/
.page-about .section .container > p {
    color: #e6e6e6;
    line-height: 1.8;
}
.page-about .section .container > h2,
.page-about .section .container > h3 {
    color: #ffffff;
}
/*=====关于我们 中文版：仅 .about-story 内部文字变白，不影响下方values卡片=====*/
.page-about .about-story .lead,
.page-about .about-story p {
    color: #e6e6e6;
    line-height: 1.8;
}
/*=====关于我们 中文版：仅顶部介绍与理念标题变白，不影响下方values卡片=====*/
.page-about .about-story .lead,
.page-about .about-story p {
    color: #e6e6e6;
    line-height: 1.8;
}

.page-about .section-title h2 {
    color: #ffffff;
}

/*=====关于我们 英文版=====*/
.page-about-en .about-story .lead,
.page-about-en .about-story p {
    color: #e6e6e6;
    line-height: 1.8;
}

.page-about-en .section-title h2 {
    color: #ffffff;
}
/* ===== 英文版 about-en 专属样式 ===== */
.page-about-en .about-story .lead,
.page-about-en .about-story p {
    color: #e6e6e6;
    line-height: 1.8;
}
.page-about-en .section-title h2 {
    color: #ffffff;
}