@charset "utf-8";

/* ====================================================
   PETO SPACE — 子页面专用样式
   ==================================================== */

/* ── 产品中心 ── */
.products-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 30px; margin-top: 20px;
}
.product-card {
  position: relative; overflow: hidden;
  border-radius: 16px; border: 1px solid var(--gray-light);
  transition: border-color .3s, box-shadow .3s, transform .3s;
  display: flex; flex-direction: column;
  background: #fff;
}
.product-card:hover {
  border-color: var(--primary);
  box-shadow: 0 16px 50px rgba(0,170,255,.1);
  transform: translateY(-5px);
}
.product-card .pc-thumb {
  height: 240px; overflow: hidden;
  background: var(--gray-lighter);
}
.product-card .pc-thumb img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .5s var(--easing1);
}
.product-card:hover .pc-thumb img { transform: scale(1.05); }
.product-card .pc-body { padding: 32px 36px; flex: 1; display: flex; flex-direction: column; }
.product-card .pc-label {
  font-family: var(--font-secondary); font-size: 11px;
  font-weight: 700; letter-spacing: 0.18em; color: var(--primary);
  text-transform: uppercase; margin-bottom: 10px;
}
.product-card .pc-title {
  font-family: var(--font-secondary); font-size: 22px;
  font-weight: 700; color: var(--secondary-dark);
  margin-bottom: 12px;
}
.product-card .pc-desc {
  font-size: 14px; color: #777; line-height: 1.75; flex: 1;
  margin-bottom: 24px;
}
.product-card .pc-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-secondary); font-size: 13px;
  font-weight: 600; color: var(--secondary);
  transition: color .2s;
}
.product-card .pc-link::after {
  content: ''; width: 6px; height: 6px;
  border-top: 2px solid currentColor; border-right: 2px solid currentColor;
  transform: rotate(45deg); flex-shrink: 0;
}
.product-card:hover .pc-link { color: var(--primary); }

/* ══════════════════════════════════════════════
   产品中心 — 二级 LNB + 内嵌产品面板
   ══════════════════════════════════════════════ */

/* 次级 LNB 条（GFI lnb-type-2 风格） */
.lnb-secondary-bar {
  /* Must sit above .sp-content which has z-index:1 + margin-top:-40px */
  position: relative;
  z-index: 10;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0 20px 20px;
  margin-top: -22px;          /* pull slightly up so it visually floats over the white card */
  opacity: 0;
  transition: opacity .3s ease;
  pointer-events: none;
}
.lnb-secondary-bar.visible {
  opacity: 1;
  pointer-events: auto;
}
.lnb-type-2 {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 4px;
  padding: 5px 7px;
  border: 1.5px solid #d0d0d0;
  border-radius: 100px;
  background: #fff;
  box-shadow: 0 2px 12px rgba(0,0,0,.07);
}
.lnb-type-2 a {
  padding: 8px 20px;
  border-radius: 100px;
  font-family: var(--font-secondary);
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-dark);
  white-space: nowrap;
  transition: color .2s, background .2s;
}
.lnb-type-2 a:hover { color: var(--secondary-dark); }
.lnb-type-2 a.active {
  background: var(--secondary-dark);
  color: #fff;
  font-weight: 600;
  pointer-events: none;
}

/* 产品面板动画 */
.prod-panel {
  animation: panelFadeIn .35s ease both;
}
@keyframes panelFadeIn {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* 无图产品占位可视化 */
.prod-no-img .prod-image-wrap {
  background: linear-gradient(135deg, #e8f4ff 0%, #d0e8ff 100%);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 12px;
}
.prod-no-img .prod-image-wrap svg {
  width: 100px; height: 100px;
  color: var(--primary); opacity: 0.45;
}
.prod-coming-soon {
  font-size: 12px; color: var(--gray); letter-spacing: .04em;
}

/* 产品面板的 specs 区 */
.pv-specs {
  margin-top: 50px; padding-top: 50px;
  border-top: 1px solid var(--gray-light);
}
.pv-specs .spec-title {
  font-family: var(--font-secondary); font-size: 15px;
  font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--secondary-dark); margin-bottom: 20px;
}

@media screen and (max-width: 767px) {
  .lnb-secondary-bar {
    overflow-x: auto;
    justify-content: flex-start;
    padding: 0 16px 16px;
    margin-top: -16px;
    -webkit-overflow-scrolling: touch;
  }
  .lnb-secondary-bar::-webkit-scrollbar { display: none; }
  .lnb-type-2 {
    flex-wrap: nowrap;
    min-width: max-content;
  }
}

/* ── 产品概览列表（products.html）── */
.prod-overview-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--gray-light);
  border-radius: 20px;
  overflow: hidden;
}
.pov-item {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 28px 36px;
  border-bottom: 1px solid var(--gray-light);
  background: #fff;
  transition: background .2s;
  text-decoration: none;
}
.pov-item:last-child { border-bottom: none; }
.pov-item:hover { background: #f5faff; }
.pov-icon {
  width: 54px; height: 54px; flex-shrink: 0;
  background: linear-gradient(135deg, #e8f4ff, #d0e8ff);
  border-radius: 14px; border: 1px solid rgba(0,170,255,.18);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  transition: background .2s, transform .2s;
}
.pov-icon svg { width: 24px; height: 24px; }
.pov-item:hover .pov-icon {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff; transform: scale(1.05);
}
.pov-body { flex: 1; }
.pov-label {
  display: block;
  font-family: var(--font-secondary); font-size: 11px;
  font-weight: 700; letter-spacing: .15em; color: var(--primary);
  text-transform: uppercase; margin-bottom: 4px;
}
.pov-title {
  font-family: var(--font-secondary); font-size: 20px;
  font-weight: 700; color: var(--secondary-dark); margin-bottom: 6px;
}
.pov-desc { font-size: 14px; color: #666; line-height: 1.6; }
.pov-arrow {
  font-size: 22px; font-weight: 300; color: var(--gray-dark);
  flex-shrink: 0; transition: transform .2s, color .2s;
}
.pov-item:hover .pov-arrow { transform: translateX(6px); color: var(--primary); }

/* ── 产品详情页 ── */
.prod-main {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center; margin-bottom: 80px;
}
/* Info on left, image on right (GFI style) */
.prod-info { order: 0; }
.prod-visual { order: 1; }

.prod-visual .prod-image-wrap {
  position: relative;
  border-radius: 24px; overflow: hidden;
  background: linear-gradient(135deg, #e8f4ff 0%, #ddeeff 50%, #cce8ff 100%);
  aspect-ratio: 4 / 3;
  display: flex; align-items: center; justify-content: center;
}
.prod-visual .prod-image-wrap::before {
  content: '';
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 80%; height: 80%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,170,255,.12) 0%, transparent 70%);
}
.prod-visual .prod-image-wrap img {
  position: relative; z-index: 1;
  width: 94%; height: 94%; object-fit: contain;
  transition: transform .6s var(--easing1);
  filter: drop-shadow(0 20px 40px rgba(0,100,200,.15));
}
.prod-visual .prod-image-wrap:hover img { transform: scale(1.04) translateY(-4px); }

.prod-info .prod-label {
  font-family: var(--font-secondary); font-size: 12px;
  font-weight: 700; letter-spacing: 0.18em; color: var(--primary);
  text-transform: uppercase; margin-bottom: 10px; display: block;
}
.prod-info .prod-title-cn {
  font-family: var(--font-secondary); font-size: 46px;
  font-weight: 700; color: var(--secondary-dark);
  line-height: 1.1; margin-bottom: 6px;
}
.prod-info .prod-title-en {
  font-family: var(--font-secondary); font-size: 16px;
  font-weight: 400; color: var(--gray-dark); margin-bottom: 24px;
}
.prod-info .prod-desc {
  font-size: 15px; line-height: 1.85; color: #666;
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--gray-light);
}

/* Icon Feature List */
.prod-icon-list {
  display: flex; flex-direction: column;
  gap: 14px; margin-bottom: 36px; list-style: none;
}
.prod-icon-item {
  display: flex; align-items: flex-start; gap: 14px;
}
.prod-icon-item .pic-icon {
  width: 42px; height: 42px; flex-shrink: 0;
  background: linear-gradient(135deg, #f0f8ff, #e0efff);
  border-radius: 10px; border: 1px solid rgba(0,170,255,.2);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  transition: background .3s, transform .2s;
}
.prod-icon-item:hover .pic-icon {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff; transform: scale(1.05);
}
.prod-icon-item .pic-icon svg { width: 20px; height: 20px; }
.prod-icon-item .pic-text {
  padding-top: 10px; font-size: 14px; color: #555; line-height: 1.55;
}
.prod-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* 规格表 */
.spec-table {
  width: 100%; border-collapse: collapse;
  font-size: 15px; border-radius: 12px; overflow: hidden;
}
.spec-table thead th {
  background: var(--secondary-dark); color: #fff;
  padding: 14px 20px; text-align: left;
  font-family: var(--font-secondary); font-weight: 600;
  font-size: 13px; letter-spacing: 0.05em;
}
.spec-table tbody tr { border-bottom: 1px solid var(--gray-light); }
.spec-table tbody tr:last-child { border-bottom: none; }
.spec-table tbody td {
  padding: 14px 20px; vertical-align: top;
}
.spec-table tbody td:first-child {
  color: var(--gray-dark); white-space: nowrap; width: 40%;
  font-weight: 500;
}
.spec-table tbody tr:nth-child(even) { background: var(--gray-lighter); }

/* 特性列表 */
.features-section { margin-bottom: 60px; }
.features-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 16px; margin-top: 30px;
}
.feature-item {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 20px 24px; border-radius: 12px;
  background: var(--gray-lighter);
  border: 1px solid transparent;
  transition: border-color .3s;
}
.feature-item:hover { border-color: var(--primary); }
.feature-item .fi-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--primary); flex-shrink: 0; margin-top: 6px;
}
.feature-item .fi-text { font-size: 14px; line-height: 1.6; color: #555; }

/* 适用场景 */
.scenes-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 16px; margin-top: 30px;
}
.scene-tag {
  padding: 14px 20px; border-radius: 10px;
  background: var(--gray-lighter); border: 1px solid var(--gray-light);
  font-size: 14px; color: var(--secondary-dark); font-weight: 500;
  display: flex; align-items: center; gap: 8px;
}
.scene-tag::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--primary-light); flex-shrink: 0;
}

/* ── 关于我们 ── */
.about-intro {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: start; margin-bottom: 80px;
}
.about-intro-text .body-para {
  font-size: 16px; line-height: 1.95; color: #555;
  margin-bottom: 20px;
}
.about-intro-image {
  position: sticky; top: calc(var(--header-h) + 40px);
  border-radius: 20px; overflow: hidden;
}
.about-intro-image img { width: 100%; display: block; }

/* 关于我们 — 双图片重叠拼贴排版 */
.about-intro-gallery {
  position: sticky; top: calc(var(--header-h) + 40px);
  padding-bottom: 15%;
}
.about-intro-gallery .aig-main {
  border-radius: 20px; overflow: hidden;
  box-shadow: 0 25px 60px rgba(0,20,85,.15);
}
.about-intro-gallery .aig-main img {
  width: 100%; display: block; object-fit: cover;
  aspect-ratio: 4 / 3; object-position: center 29%;
}
.about-intro-gallery .aig-overlap {
  position: absolute;
  left: -36px; bottom: 0;
  width: 56%;
  border-radius: 16px; overflow: hidden;
  border: 7px solid #fff;
  box-shadow: 0 20px 45px rgba(0,20,85,.22);
  z-index: 2;
}
.about-intro-gallery .aig-overlap img {
  width: 100%; display: block; object-fit: cover;
  aspect-ratio: 4 / 3;
}

/* Mission/Vision cards */
.mission-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 24px; margin-top: 50px;
}
.mission-card {
  padding: 40px; border-radius: 16px; border: 1px solid var(--gray-light);
}
.mission-card.highlight {
  background: var(--secondary-dark); color: #fff; border-color: transparent;
}
.mission-card .mc-icon {
  font-family: var(--font-secondary); font-size: 13px;
  font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--primary); margin-bottom: 20px;
}
.mission-card.highlight .mc-icon { color: var(--primary-light); }
.mission-card .mc-label {
  font-family: var(--font-secondary); font-size: 18px;
  font-weight: 700; color: var(--secondary-dark); margin-bottom: 12px;
}
.mission-card.highlight .mc-label { color: #fff; }
.mission-card .mc-text { font-size: 15px; line-height: 1.8; color: #666; }
.mission-card.highlight .mc-text { color: rgba(255,255,255,.75); }

/* ── 核心技术 ── */
.tech-intro {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: start; margin-bottom: 60px;
}

.tech-advantage-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px; margin-top: 20px;
}
.tech-adv-card {
  padding: 36px 30px; border-radius: 16px;
  border: 1px solid var(--gray-light); background: #fff;
  transition: border-color .3s, box-shadow .3s;
}
.tech-adv-card:hover {
  border-color: var(--primary);
  box-shadow: 0 10px 30px rgba(0,170,255,.07);
}
.tech-adv-card .tac-num {
  font-family: var(--font-secondary); font-size: 36px;
  font-weight: 700; color: var(--gray-light); line-height: 1;
  margin-bottom: 12px;
}
.tech-adv-card .tac-title {
  font-family: var(--font-secondary); font-size: 17px;
  font-weight: 700; color: var(--secondary-dark); margin-bottom: 10px;
}
.tech-adv-card .tac-desc { font-size: 14px; color: #777; line-height: 1.7; }

/* ── 工厂 ── */
.factory-intro {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: start; margin-bottom: 60px;
}
.capability-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 20px; margin-top: 30px;
}
.capability-item {
  padding: 30px 28px; border-radius: 12px;
  background: var(--gray-lighter); border: 1px solid transparent;
  transition: border-color .3s;
}
.capability-item:hover { border-color: var(--primary); }
.capability-item .cap-icon { font-size: 28px; margin-bottom: 12px; }
.capability-item .cap-title {
  font-family: var(--font-secondary); font-size: 16px;
  font-weight: 700; color: var(--secondary-dark); margin-bottom: 8px;
}
.capability-item .cap-desc { font-size: 14px; color: #777; line-height: 1.65; }

/* ── 新闻 ── */
.news-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 30px; margin-top: 20px;
}
.news-card {
  border-radius: 16px; overflow: hidden; border: 1px solid var(--gray-light);
  transition: border-color .3s, box-shadow .3s, transform .3s;
  display: flex; flex-direction: column;
}
.news-card:hover {
  border-color: var(--primary);
  box-shadow: 0 12px 40px rgba(0,170,255,.08);
  transform: translateY(-4px);
}
.news-card .nc-thumb {
  height: 200px; background: var(--gray-lighter); overflow: hidden;
}
.news-card .nc-thumb img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .5s var(--easing1);
}
.news-card:hover .nc-thumb img { transform: scale(1.05); }
.news-card .nc-body { padding: 28px; flex: 1; display: flex; flex-direction: column; }
.news-card .nc-meta {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 12px;
}
.news-card .nc-tag {
  font-family: var(--font-secondary); font-size: 11px;
  font-weight: 700; color: var(--primary); letter-spacing: 0.1em;
  text-transform: uppercase;
}
.news-card .nc-date { font-size: 13px; color: var(--gray-dark); }
.news-card .nc-title {
  font-family: var(--font-secondary); font-size: 17px;
  font-weight: 700; color: var(--secondary-dark);
  line-height: 1.4; margin-bottom: 10px; flex: 1;
}
.news-card .nc-excerpt { font-size: 14px; color: #777; line-height: 1.65; }

/* 新闻文章页 */
.article-wrap { max-width: 820px; margin: 0 auto; }
.article-head { margin-bottom: 50px; border-bottom: 1px solid var(--gray-light); padding-bottom: 30px; }
.article-head .art-tag {
  font-family: var(--font-secondary); font-size: 11px;
  font-weight: 700; letter-spacing: 0.15em; color: var(--primary);
  text-transform: uppercase; margin-bottom: 14px; display: block;
}
.article-head .art-title {
  font-family: var(--font-secondary); font-size: 36px;
  font-weight: 700; color: var(--secondary-dark); line-height: 1.3;
  margin-bottom: 16px;
}
.article-head .art-meta {
  font-size: 14px; color: var(--gray-dark);
}
.article-body { font-size: 16px; line-height: 2; color: #444; }
.article-body h2 {
  font-family: var(--font-secondary); font-size: 24px;
  font-weight: 700; color: var(--secondary-dark);
  margin: 48px 0 16px;
}
.article-body p { margin-bottom: 20px; }
.article-body ul { padding-left: 20px; margin-bottom: 20px; }
.article-body ul li { margin-bottom: 8px; list-style: disc; }
.article-nav {
  display: flex; justify-content: space-between; gap: 20px;
  padding-top: 40px; margin-top: 60px;
  border-top: 1px solid var(--gray-light);
}
.article-nav .nav-link {
  display: flex; flex-direction: column; gap: 6px;
  max-width: 45%;
}
.article-nav .nav-link .dir {
  font-size: 12px; font-weight: 600; color: var(--primary);
  font-family: var(--font-secondary); letter-spacing: 0.1em;
  text-transform: uppercase;
}
.article-nav .nav-link .tit {
  font-size: 15px; color: var(--secondary-dark); font-weight: 600;
  transition: color .2s;
}
.article-nav .nav-link:hover .tit { color: var(--primary); }
.article-nav .nav-link.next { align-items: flex-end; text-align: right; }

/* ── 联系我们 ── */
.contact-layout {
  display: grid; grid-template-columns: 1fr 1.4fr;
  gap: 80px; align-items: start;
}
.contact-person-list {
  display: flex; flex-direction: column; gap: 14px;
  margin-bottom: 10px;
}
.contact-person {
  padding: 20px 22px; border-radius: 14px;
  background: var(--gray-lighter);
  border: 1px solid transparent;
  transition: border-color .25s, background .25s;
}
.contact-person:hover { border-color: var(--primary); background: #fff; }
.contact-person .cp-role {
  font-family: var(--font-secondary); font-size: 15px; font-weight: 700;
  color: var(--secondary-dark); margin-bottom: 10px;
}
.contact-person .cp-row {
  display: flex; align-items: center; gap: 10px;
  font-size: 14px; color: #555; margin-top: 6px;
}
.contact-person .cp-row a { color: #555; transition: color .2s; }
.contact-person .cp-row a:hover { color: var(--primary); }
.contact-person .cp-ico { font-size: 13px; opacity: .8; width: 18px; text-align: center; }
.contact-info .ci-item {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 20px 0; border-bottom: 1px solid var(--gray-light);
}
.contact-info .ci-item:last-child { border-bottom: none; }
.contact-info .ci-label {
  font-family: var(--font-secondary); font-size: 12px;
  font-weight: 700; letter-spacing: 0.12em; color: var(--primary);
  text-transform: uppercase; min-width: 60px; padding-top: 2px;
}
.contact-info .ci-value { font-size: 15px; color: var(--secondary-dark); line-height: 1.65; }

/* 联系表单 */
.contact-form { }
.form-group { margin-bottom: 22px; }
.form-group label {
  display: block; font-size: 13px; font-weight: 600;
  color: var(--secondary-dark); margin-bottom: 8px;
  font-family: var(--font-secondary);
}
.form-group label .req { color: var(--primary); margin-left: 3px; }
.form-control {
  width: 100%; padding: 14px 18px;
  border: 1.5px solid var(--gray-light); border-radius: 10px;
  font-size: 15px; color: var(--secondary-dark);
  font-family: var(--font-primary); background: #fff;
  transition: border-color .3s, box-shadow .3s;
}
.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,170,255,.1);
  outline: none;
}
.form-control::placeholder { color: var(--gray); }
textarea.form-control { resize: vertical; min-height: 130px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-submit {
  margin-top: 10px;
}
.form-submit .peto-btn {
  width: 100%; justify-content: center;
  padding: 16px; font-size: 16px;
}
.form-error {
  background: #fef2f2; border: 1px solid #fecaca; color: #b91c1c;
  border-radius: 10px; padding: 12px 16px; font-size: 14px;
  margin-bottom: 16px;
}

/* ── 招贤纳士 ── */
.join-intro { margin-bottom: 60px; }
.join-tags {
  display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px;
}
.join-tag {
  padding: 10px 22px; border-radius: 30px;
  border: 1.5px solid var(--primary); color: var(--primary);
  font-family: var(--font-secondary); font-size: 14px; font-weight: 600;
}

.positions-list { margin-top: 20px; }
.position-item {
  padding: 30px 36px;
  border-radius: 14px; border: 1px solid var(--gray-light);
  margin-bottom: 16px; display: flex;
  align-items: center; justify-content: space-between; gap: 30px;
  transition: border-color .3s, box-shadow .3s;
}
.position-item:hover {
  border-color: var(--primary);
  box-shadow: 0 8px 24px rgba(0,170,255,.07);
}
.position-item .pos-title {
  font-family: var(--font-secondary); font-size: 20px;
  font-weight: 700; color: var(--secondary-dark); margin-bottom: 8px;
}
.position-item .pos-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.position-item .pos-tag {
  padding: 4px 12px; background: var(--gray-lighter);
  border-radius: 20px; font-size: 13px; color: var(--gray-dark);
}
.position-item .pos-apply {
  flex-shrink: 0;
}

/* ====================================================
   资质认证页
   ==================================================== */
.cert-intro {
  max-width: 700px; margin-bottom: 60px;
  font-size: 16px; color: #666; line-height: 1.8;
}
.cert-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 28px; margin-bottom: 80px;
}
.cert-card {
  background: #fff; border: 1px solid var(--gray-light);
  border-radius: 16px; overflow: hidden;
  display: flex; flex-direction: column;
  transition: box-shadow .3s, transform .3s;
}
.cert-card:hover {
  box-shadow: 0 12px 40px rgba(0,0,0,.1);
  transform: translateY(-4px);
}
.cert-card-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  padding: 24px 28px; color: #fff;
}
.cert-card-header .cert-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.2); border-radius: 20px;
  padding: 4px 12px; font-size: 12px; font-weight: 700;
  letter-spacing: .05em; margin-bottom: 12px;
}
.cert-card-header .cert-std {
  font-family: var(--font-secondary); font-size: 22px;
  font-weight: 800; margin-bottom: 4px;
}
.cert-card-header .cert-full-name {
  font-size: 13px; opacity: .85; line-height: 1.4;
}
.cert-card-body {
  padding: 24px 28px; flex: 1; display: flex; flex-direction: column; gap: 14px;
}
.cert-info-row {
  display: flex; flex-direction: column; gap: 4px;
}
.cert-info-row .ci-label {
  font-size: 11px; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--primary);
}
.cert-info-row .ci-value {
  font-size: 14px; color: #444; line-height: 1.5;
}
.cert-result {
  margin-top: auto; padding-top: 16px;
  border-top: 1px solid var(--gray-light);
  display: flex; align-items: center; justify-content: space-between;
}
.cert-result .cr-label { font-size: 13px; color: var(--gray-dark); }
.cert-result .cr-status {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: 20px;
  font-size: 13px; font-weight: 700;
}
.cr-status.pass {
  background: #e8f9f0; color: #1a7a45;
}
.cr-status.pass svg { width: 14px; height: 14px; }
.cert-view-link {
  font-size: 13px; font-weight: 600; color: var(--primary);
  display: inline-flex; align-items: center; gap: 4px;
  transition: color .2s;
}
.cert-view-link:hover { color: var(--secondary-dark); }

/* ── 视频按钮 + 弹窗播放器（磐土空间工厂页） ── */
.video-trigger-btn {
  display: inline-flex; align-items: center; gap: 10px;
  margin-top: 28px; cursor: pointer; border: none;
}
.video-trigger-btn svg { flex-shrink: 0; }
.video-modal-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(5, 12, 30, .88);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden;
  transition: opacity .3s, visibility .3s;
  padding: 24px;
}
.video-modal-overlay.open { opacity: 1; visibility: visible; }
.video-modal-box {
  position: relative; width: 100%; max-width: 960px;
  aspect-ratio: 16/9; background: #000;
  border-radius: 12px; overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,.5);
  transform: scale(.92); transition: transform .3s;
}
.video-modal-overlay.open .video-modal-box { transform: scale(1); }
.video-modal-box video { width: 100%; height: 100%; display: block; background: #000; }
.video-modal-close {
  position: absolute; top: -44px; right: 0;
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,.12); color: #fff; border: none;
  font-size: 16px; cursor: pointer; transition: background .2s;
}
.video-modal-close:hover { background: rgba(255,255,255,.25); }
@media screen and (max-width: 767px) {
  .video-modal-close { top: -40px; }
}

/* 应用案例页 */
.cases-empty {
  text-align: center; padding: 100px 20px; color: var(--gray-dark);
}
.cases-empty svg {
  width: 64px; height: 64px; color: var(--gray-light);
  margin-bottom: 20px; display: block; margin: 0 auto 20px;
}
.cases-empty h3 {
  font-family: var(--font-secondary); font-size: 22px;
  color: var(--secondary-dark); margin-bottom: 10px;
}
.cases-empty p { font-size: 15px; line-height: 1.7; }

/* ====================================================
   technology.html — hero / LNB / 图解无缝衔接
   方案：tech-hero-stack 包裹 hero+lnb，lnb 绝对定位跨在交界处；
   图解小幅上拉，去掉 hero 图底部白条与 body 白底，且不吞没 pill。
   ==================================================== */
.tech-hero-stack {
  position: relative;
}
.tech-hero-stack .sp-hero-bg {
  background-position: center 38%;
}
.tech-hero-stack .lnb-bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 28px;
  transform: translateY(50%);
  margin: 0;
  z-index: 600;
}
.tech-hero-stack + #tech-view {
  position: relative;
  z-index: 1;
  margin-top: -28px;
}
.tech-hero-stack + #tech-view img {
  vertical-align: top;
}
/* 质检视图：白卡片仍按全局 .sp-content 上拉，与浮动 lnb 对齐 */
.tech-hero-stack + #tech-view + #cert-view .sp-content {
  margin-top: -28px;
  padding-top: 56px;
}

@media screen and (max-width: 767px) {
  .tech-hero-stack .lnb-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    transform: none;
  }
  .tech-hero-stack + #tech-view {
    margin-top: 0;
  }
  .tech-hero-stack + #tech-view + #cert-view .sp-content {
    margin-top: -40px;
    padding-top: 80px;
  }
}

/* ====================================================
   RESPONSIVE
   ==================================================== */
@media screen and (max-width: 1399px) {
  .products-grid { grid-template-columns: 1fr 1fr; }
  .prod-main { grid-template-columns: 1fr; gap: 40px; }
  .prod-info { order: 0; }
  .prod-visual { order: 1; }
  .about-intro { grid-template-columns: 1fr; gap: 40px; }
  .about-intro-image { position: static; }
  .about-intro-gallery {
    position: static; padding-bottom: 0;
    display: flex; flex-direction: column; gap: 16px;
  }
  .about-intro-gallery .aig-overlap {
    position: static; width: 100%; left: 0; bottom: 0; border-width: 0;
  }
  .tech-intro { grid-template-columns: 1fr; gap: 40px; }
  .factory-intro { grid-template-columns: 1fr; gap: 40px; }
  .tech-advantage-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-layout { grid-template-columns: 1fr; gap: 50px; }
  .mission-grid { grid-template-columns: 1fr; }
  .prod-info .prod-title-cn { font-size: 36px; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
}

@media screen and (max-width: 767px) {
  .products-grid { grid-template-columns: 1fr; }
  .product-card .pc-thumb { height: 200px; }
  .features-grid { grid-template-columns: 1fr; }
  .scenes-grid { grid-template-columns: repeat(2, 1fr); }
  .tech-advantage-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
  .pov-item { padding: 20px 20px; gap: 16px; }
  .pov-desc { display: none; }
  .pov-icon { width: 44px; height: 44px; }
  .pov-title { font-size: 17px; margin-bottom: 0; }
  .capability-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .position-item { flex-direction: column; align-items: flex-start; }
  .article-head .art-title { font-size: 26px; }
  .article-nav { flex-direction: column; }
  .article-nav .nav-link { max-width: 100%; }
  .article-nav .nav-link.next { align-items: flex-start; text-align: left; }
}