/* 北京巨象高科机电技术有限公司 官网样式 - Edge 兼容 */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  color: #1f2933;
  background-color: #f5f9f7;
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

:root {
  --primary: #1dbf73;
  --primary-dark: #15995b;
  --primary-soft: #e5f7ef;
  --bg-soft: #f5f9f7;
  --text-main: #1f2933;
  --text-muted: #6b7280;
  --border-soft: #d1e2d6;
  --shadow-soft: 0 14px 30px rgba(0, 0, 0, 0.06);
  --radius-lg: 16px;
}

.page {
  min-height: 100vh;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-direction: column;
  flex-direction: column;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #f5f9f7;
  border-bottom: 1px solid rgba(209, 226, 214, 0.8);
}

.header-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 20px;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.logo { display: -ms-flexbox; display: flex; align-items: center; }
.logo-img { height: 56px; width: auto; object-fit: contain; }

.nav {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
  gap: 24px;
  font-size: 14px;
}

.nav a { position: relative; padding: 4px 2px; color: #4b5563; }
.nav a:hover { color: #059669; }
.nav a.active { color: #059669; font-weight: 600; }

.nav-cta {
  padding: 8px 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #f0fdf4;
  font-size: 13px;
}

.main { -ms-flex: 1; flex: 1; }

.section { padding: 56px 20px; }
.section-inner { max-width: 1180px; margin: 0 auto; }

.section-header {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: flex-end;
  align-items: flex-end;
  -ms-flex-pack: justify;
  justify-content: space-between;
  margin-bottom: 28px;
}

.section-title-group span {
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--primary-dark);
}

.section-title-group h2 { margin-top: 8px; font-size: 24px; color: #111827; }
.section-desc { max-width: 460px; font-size: 13px; color: var(--text-muted); }

/* 首页 */
.hero { padding: 32px 20px 12px; }
.hero-inner {
  max-width: 1180px;
  margin: 0 auto;
  display: -ms-grid;
  display: grid;
  -ms-grid-columns: 2fr 1.6fr;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.6fr);
  gap: 32px;
  align-items: center;
}

.hero-tag { display: -ms-inline-flexbox; display: inline-flex; align-items: center; gap: 8px; padding: 4px 10px; border-radius: 999px; background: rgba(16, 185, 129, 0.08); color: #047857; font-size: 11px; }
.hero-title { margin-top: 18px; font-size: 26px; line-height: 1.25; color: #022c22; white-space: nowrap; }
.hero-title span { color: var(--primary-dark); }
.hero-subtitle { margin-top: 14px; font-size: 14px; color: var(--text-muted); }
.hero-metas { margin-top: 22px; display: -ms-flexbox; display: flex; -ms-flex-wrap: wrap; flex-wrap: wrap; gap: 18px; font-size: 12px; }
.hero-metas-item { display: -ms-flexbox; display: flex; align-items: center; gap: 8px; color: #047857; }
.hero-metas-item-dot { width: 9px; height: 9px; border-radius: 999px; border: 2px solid rgba(110, 231, 183, 0.6); background: rgba(16, 185, 129, 0.16); }
.hero-actions { margin-top: 26px; display: -ms-flexbox; display: flex; align-items: center; gap: 14px; }
.hero-note { margin-top: 12px; font-size: 11px; color: var(--text-muted); }
.btn-primary { display: -ms-inline-flexbox; display: inline-flex; align-items: center; gap: 6px; padding: 10px 22px; border-radius: 999px; border: none; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #ecfdf5; font-size: 14px; cursor: pointer; }
.btn-ghost { padding: 9px 18px; border-radius: 999px; border: 1px solid rgba(16, 185, 129, 0.4); background: rgba(236, 253, 245, 0.7); font-size: 13px; color: #047857; }

.hero-carousel { background: #ecfdf5; border-radius: 26px; padding: 18px; box-shadow: var(--shadow-soft); overflow: hidden; }
.hero-carousel-header { display: -ms-flexbox; display: flex; -ms-flex-pack: justify; justify-content: space-between; -ms-flex-align: center; align-items: center; margin-bottom: 14px; font-size: 12px; color: #065f46; }
.hero-carousel-header-badges { display: -ms-inline-flexbox; display: inline-flex; gap: 6px; }
.badge-pill { padding: 3px 10px; border-radius: 999px; background: rgba(16, 185, 129, 0.12); color: #047857; font-size: 11px; }
.hero-carousel-window { position: relative; border-radius: 22px; overflow: hidden; background: #ecfdf5; border: 1px solid rgba(16, 185, 129, 0.12); }
.slides { display: -ms-flexbox; display: flex; transition: transform 0.6s ease; }
.slide { min-width: 100%; display: -ms-grid; display: grid; -ms-grid-columns: 7fr 5fr; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); align-items: stretch; }
.slide-visual { min-height: 240px; background: #bbf7d0; overflow: hidden; position: relative; }
.slide-img { width: 100%; height: 100%; object-fit: cover; display: block; position: absolute; top: 0; left: 0; }
.slide-content { background: #f9fffb; padding: 16px 18px; }
.slide-label { font-size: 11px; color: #047857; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 4px; }
.slide-title { font-size: 18px; color: #022c22; margin-bottom: 8px; }
.slide-desc { font-size: 12px; color: var(--text-muted); margin-bottom: 12px; }
.slide-meta { display: -ms-flexbox; display: flex; -ms-flex-wrap: wrap; flex-wrap: wrap; gap: 10px; font-size: 11px; color: #047857; }
.slide-meta-item { display: -ms-inline-flexbox; display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px; background: rgba(16, 185, 129, 0.08); }
.slide-meta-dot { width: 7px; height: 7px; border-radius: 999px; background: #22c55e; }
.hero-carousel-footer { display: -ms-flexbox; display: flex; align-items: center; -ms-flex-pack: justify; justify-content: space-between; padding: 10px 4px 0; font-size: 11px; color: #047857; }
.carousel-dots { display: -ms-inline-flexbox; display: inline-flex; gap: 6px; }
.carousel-dot { width: 7px; height: 7px; border-radius: 999px; background: rgba(16, 185, 129, 0.2); cursor: pointer; transition: width 0.2s ease, background 0.2s ease; }
.carousel-dot.active { width: 18px; background: var(--primary); }
.carousel-arrows { display: -ms-inline-flexbox; display: inline-flex; gap: 6px; }
.carousel-arrow { width: 24px; height: 24px; border-radius: 999px; border: 1px solid rgba(16, 185, 129, 0.4); display: -ms-flexbox; display: flex; align-items: center; justify-content: center; cursor: pointer; background: #ecfdf5; }

.cards-grid { display: -ms-grid; display: grid; -ms-grid-columns: 1fr 1fr 1fr; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.card { border-radius: 18px; padding: 18px; background: #fff; box-shadow: var(--shadow-soft); border: 1px solid rgba(148, 163, 184, 0.16); }
.card-header { display: -ms-flexbox; display: flex; -ms-flex-align: center; align-items: center; -ms-flex-pack: justify; justify-content: space-between; margin-bottom: 10px; }
.card-title { font-size: 15px; color: #111827; }
.card-body { font-size: 12px; color: var(--text-muted); }
.card-tag { padding: 3px 8px; border-radius: 999px; background: var(--primary-soft); font-size: 11px; color: #047857; }
.card-meta { margin-top: 10px; font-size: 11px; color: #065f46; }

.stats-grid { display: -ms-grid; display: grid; -ms-grid-columns: 1fr 1fr 1fr 1fr; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-top: 18px; }
.stat-item { padding: 10px 12px; border-radius: 16px; background: rgba(236, 253, 245, 0.9); border: 1px dashed rgba(16, 185, 129, 0.5); }
.stat-number { font-size: 18px; font-weight: 700; color: #047857; }
.stat-label { margin-top: 4px; font-size: 11px; color: var(--text-muted); }

/* 公司介绍 */
.about-panel { border-radius: 20px; background: #fff; padding: 22px; box-shadow: var(--shadow-soft); border: 1px solid rgba(148, 163, 184, 0.2); }
.about-panel-full { max-width: 900px; margin: 0 auto; }
.about-panel-title { font-size: 18px; color: #022c22; }
.about-panel-title-bold { font-weight: 700; }
.about-body p { font-size: 13px; color: var(--text-muted); margin-bottom: 10px; }
.about-highlights { display: -ms-grid; display: grid; -ms-grid-columns: 1fr 1fr; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 12px; }
.about-highlight-item { padding: 14px 16px; border-radius: 14px; background: rgba(236, 253, 245, 0.9); border: 1px solid rgba(16, 185, 129, 0.2); }
.about-highlight-label { font-size: 14px; font-weight: 600; color: #047857; margin-bottom: 6px; }
.about-highlight-desc { font-size: 13px; color: var(--text-muted); }
.about-strength { margin-top: 24px; }
.about-strength-item { padding: 14px 16px; border-radius: 14px; background: rgba(236, 253, 245, 0.9); border: 1px solid rgba(16, 185, 129, 0.2); margin-bottom: 14px; }
.about-strength-item:last-child { margin-bottom: 0; }
.about-strength-label { font-size: 14px; font-weight: 600; color: #047857; margin-bottom: 6px; }
.about-strength-desc { font-size: 13px; color: var(--text-muted); }

.tech-capabilities { display: -ms-grid; display: grid; -ms-grid-columns: 1fr 1fr 1fr; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 24px; }
.tech-capability-item { padding: 22px 20px; border-radius: 18px; background: #fff; box-shadow: var(--shadow-soft); border: 1px solid rgba(148, 163, 184, 0.16); }
.tech-capability-icon { width: 48px; height: 48px; border-radius: 12px; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; font-size: 18px; font-weight: 700; display: -ms-flexbox; display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.tech-capability-title { font-size: 16px; font-weight: 600; color: #022c22; margin-bottom: 10px; }
.tech-capability-desc { font-size: 13px; color: var(--text-muted); line-height: 1.7; }

/* 业务介绍 */
.biz-hero { padding: 24px 22px 26px; border-radius: 20px; background: #ecfdf5; border: 1px solid rgba(16, 185, 129, 0.2); margin-bottom: 36px; }
.biz-hero-title { margin-top: 12px; font-size: 26px; line-height: 1.3; color: #022c22; }
.biz-hero-title span { color: var(--primary-dark); }
.biz-hero-desc { margin-top: 12px; font-size: 14px; color: var(--text-muted); }
.biz-lifecycle-wrap { padding: 24px 20px; border-radius: 18px; background: #fff; box-shadow: var(--shadow-soft); margin-bottom: 8px; }
.biz-lifecycle-steps { display: -ms-flexbox; display: flex; -ms-flex-wrap: wrap; flex-wrap: wrap; -ms-flex-pack: justify; justify-content: space-between; gap: 8px; }
.biz-step { display: -ms-flexbox; display: flex; -ms-flex-direction: column; flex-direction: column; -ms-flex-align: center; align-items: center; }
.biz-step-node { width: 36px; height: 36px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; font-size: 14px; font-weight: 700; display: -ms-flexbox; display: flex; align-items: center; justify-content: center; }
.biz-step-label { margin-top: 8px; font-size: 12px; color: #065f46; font-weight: 500; }
.biz-step-line { -ms-flex: 1; flex: 1; min-width: 20px; height: 2px; margin-top: 17px; background: linear-gradient(to right, rgba(22, 163, 74, 0.4), rgba(22, 163, 74, 0.2)); }

/* 产品介绍 */
.product-brand-group { margin-top: 36px; }
.product-brand-tag { display: inline-block; padding: 6px 16px; border-radius: 999px; background: var(--primary-soft); font-size: 24px; font-weight: 700; color: #047857; margin-bottom: 16px; }
.product-brand-cards { display: -ms-grid; display: grid; -ms-grid-columns: 1fr 1fr; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.product-series { margin-top: 36px; padding: 28px 24px; border-radius: 20px; background: #fff; box-shadow: var(--shadow-soft); border: 1px solid rgba(148, 163, 184, 0.16); }
.product-series-inline { margin-top: 0; }
.product-series-header { margin-bottom: 24px; }
.product-series-title { font-size: 20px; color: #022c22; margin-bottom: 10px; }
.product-series-desc { font-size: 14px; color: var(--text-muted); line-height: 1.7; }
.product-card { padding: 20px 18px; border-radius: 16px; background: rgba(236, 253, 245, 0.6); border: 1px solid rgba(16, 185, 129, 0.2); display: block; text-decoration: none; color: inherit; }
.product-card:hover { background: #fff; border-color: rgba(16, 185, 129, 0.4); box-shadow: 0 10px 24px rgba(15, 118, 110, 0.1); }
.product-card-title { font-size: 15px; font-weight: 600; color: #065f46; }
.product-card-desc { font-size: 13px; color: var(--text-muted); margin-top: 8px; }
.product-card-arrow { font-size: 12px; color: var(--primary-dark); font-weight: 500; }
/* 品牌授权资质 */
.product-cert-wrap { margin-top: 40px; padding: 28px 24px; border-radius: 20px; background: #fff; box-shadow: var(--shadow-soft); border: 1px solid rgba(148, 163, 184, 0.16); }
.product-cert-title { font-size: 18px; font-weight: 600; color: #065f46; margin-bottom: 20px; }
.product-cert-images { display: -ms-flexbox; display: flex; -ms-flex-wrap: wrap; flex-wrap: wrap; -ms-flex-pack: center; justify-content: center; -ms-flex-align: center; align-items: center; gap: 24px; }
.product-cert-img { max-width: 100%; height: auto; max-height: 180px; object-fit: contain; display: block; }
.product-cta { margin-top: 40px; padding: 28px; border-radius: 18px; background: #ecfdf5; border: 1px solid rgba(16, 185, 129, 0.2); text-align: center; }
.product-cta-text { font-size: 14px; color: #065f46; margin-bottom: 16px; }

/* 产品详情 */
.product-detail-nav { margin-bottom: 24px; }
.product-detail-nav a { font-size: 28px; color: #047857; }
.product-detail-header { margin-bottom: 32px; }
.product-detail-title { font-size: 26px; color: #022c22; margin-top: 10px; margin-bottom: 12px; }
.product-detail-desc { font-size: 15px; color: var(--text-muted); line-height: 1.8; }
.product-detail-section { margin-bottom: 32px; }
.product-detail-section-title { font-size: 18px; font-weight: 600; color: #065f46; margin-bottom: 16px; padding-bottom: 8px; border-bottom: 1px solid rgba(16, 185, 129, 0.2); }
.product-feature-list { padding-left: 20px; margin: 0 0 16px 0; }
.product-feature-list li { font-size: 14px; color: var(--text-muted); line-height: 1.8; margin-bottom: 10px; }
.product-params-table-wrap { overflow-x: auto; border-radius: 12px; border: 1px solid rgba(148, 163, 184, 0.2); background: #fff; }
.product-params-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.product-params-table th, .product-params-table td { padding: 12px 16px; text-align: left; border-bottom: 1px solid rgba(148, 163, 184, 0.2); }
.product-params-table th { background: rgba(236, 253, 245, 0.8); font-weight: 600; color: #065f46; }
.product-params-note { font-size: 13px; color: var(--text-muted); margin-bottom: 16px; }
.product-detail-cta { margin-top: 40px; }

/* 行业案例 */
.case-cards { }
.case-card { border-radius: 20px; background: #fff; box-shadow: var(--shadow-soft); border: 1px solid rgba(148, 163, 184, 0.16); overflow: hidden; margin-bottom: 18px; }
.case-preview { padding: 24px; }
.case-full { display: none; padding: 0 24px 24px; }
.case-card.is-expanded .case-preview { display: none; }
.case-card.is-expanded .case-full { display: block; padding: 0 24px 28px; }
.case-panel-tag { display: inline-block; padding: 4px 12px; border-radius: 999px; background: var(--primary-soft); font-size: 12px; font-weight: 600; color: #047857; margin-bottom: 10px; }
.case-panel-title { font-size: 22px; color: #022c22; line-height: 1.35; margin-bottom: 8px; }
.case-panel-subtitle { font-size: 14px; color: var(--text-muted); }
.case-excerpt { font-size: 13px; color: var(--text-muted); line-height: 1.7; margin: 14px 0 18px; }
.case-toggle-btn { display: -ms-inline-flexbox; display: inline-flex; align-items: center; gap: 6px; padding: 8px 18px; border-radius: 999px; border: 1px solid rgba(16, 185, 129, 0.5); background: rgba(236, 253, 245, 0.9); font-size: 13px; color: #047857; cursor: pointer; }
.case-intro { font-size: 14px; color: var(--text-muted); line-height: 1.75; margin-bottom: 22px; }
.case-section { margin-bottom: 22px; }
.case-section-title { font-size: 15px; font-weight: 600; color: #065f46; margin-bottom: 12px; }
.case-section p { font-size: 13px; color: var(--text-muted); line-height: 1.75; margin-bottom: 10px; }
.case-list { margin: 12px 0 0; padding-left: 20px; }
.case-list li { font-size: 13px; color: var(--text-muted); line-height: 1.75; margin-bottom: 10px; }
.case-image-wrapper { margin: 20px 0; border-radius: 16px; overflow: hidden; max-width: 50%; }
.case-image { width: 100%; height: auto; display: block; object-fit: cover; }

/* 联系我们 */
.contact-form-wrapper { max-width: 800px; margin: 0 auto; }
.contact-jinshuju { padding: 24px; border-radius: 20px; background: #fff; box-shadow: var(--shadow-soft); border: 1px solid rgba(148, 163, 184, 0.16); }
.contact-jinshuju-link { display: -ms-inline-flexbox; display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; border-radius: 999px; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #ecfdf5; font-size: 15px; font-weight: 600; margin-bottom: 16px; }
.contact-jinshuju-iframe { width: 100%; min-height: 600px; border: 1px solid rgba(148, 163, 184, 0.2); border-radius: 12px; background: #f9fafb; }

.contact-wechat { margin-top: 28px; padding: 22px 24px; border-radius: 20px; background: #f9fafb; border: 1px solid rgba(148, 163, 184, 0.25); display: -ms-grid; display: grid; -ms-grid-columns: 3fr 2fr; grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); gap: 20px; -ms-flex-align: center; align-items: center; }
.contact-wechat-title { font-size: 18px; font-weight: 600; color: #111827; margin-bottom: 8px; }
.contact-wechat-info { font-size: 14px; color: #4b5563; line-height: 1.8; }
.contact-wechat-qrcode { text-align: center; }
.contact-wechat-img { max-width: 180px; width: 100%; height: auto; border-radius: 16px; box-shadow: var(--shadow-soft); }
.contact-wechat-gzh { margin-top: 10px; max-width: 320px; width: 100%; height: auto; border-radius: 12px; box-shadow: var(--shadow-soft); }

@media (max-width: 768px) {
  .contact-wechat { -ms-grid-columns: 1fr; grid-template-columns: minmax(0, 1fr); text-align: left; }
  .contact-wechat-qrcode { margin-top: 8px; }
  .contact-wechat-gzh { max-width: 260px; margin-left: 0; }
}

.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: 13px; font-weight: 600; color: #111827; margin-bottom: 8px; }
.form-input, .form-select { width: 100%; padding: 10px 14px; border-radius: 12px; border: 1px solid rgba(148, 163, 184, 0.3); background: #fff; font-size: 14px; font-family: inherit; }
.form-input:focus, .form-select:focus { outline: none; border-color: var(--primary); }

/* 页脚 */
.site-footer { margin-top: 24px; border-top: 1px solid rgba(209, 226, 214, 0.8); padding: 18px 20px 24px; background: #f9fafb; }
.footer-inner { max-width: 1180px; margin: 0 auto; display: -ms-flexbox; display: flex; -ms-flex-wrap: wrap; flex-wrap: wrap; -ms-flex-pack: justify; justify-content: space-between; -ms-flex-align: center; align-items: center; gap: 14px; font-size: 11px; color: var(--text-muted); }
.footer-links { display: -ms-flexbox; display: flex; -ms-flex-wrap: wrap; flex-wrap: wrap; gap: 12px; }
.footer-links a { color: #4b5563; }
.footer-links a:hover { color: #047857; }

.footer-disclaimer { margin-top: 4px; padding-top: 4px; border-top: 1px solid rgba(148, 163, 184, 0.2); text-align: center; font-size: 10px; color: #9ca3af; }

/* 站点目录 */
.directory-list { list-style: none; padding: 0; margin: 0; }
.directory-list li { margin-bottom: 10px; }
.directory-list a { display: block; padding: 12px 16px; border-radius: 12px; background: rgba(236, 253, 245, 0.6); border: 1px solid rgba(16, 185, 129, 0.2); font-size: 14px; color: #065f46; }
.directory-list a:hover { background: #fff; border-color: rgba(16, 185, 129, 0.4); color: #047857; }

/* 响应式 - Edge 兼容 */
@media (max-width: 900px) {
  .header-inner { -ms-flex-direction: column; flex-direction: column; -ms-flex-align: flex-start; align-items: flex-start; }
  .hero-inner { -ms-grid-columns: 1fr; grid-template-columns: minmax(0, 1fr); }
  .cards-grid { -ms-grid-columns: 1fr 1fr; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats-grid { -ms-grid-columns: 1fr 1fr; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tech-capabilities { -ms-grid-columns: 1fr 1fr; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .product-brand-cards { -ms-grid-columns: 1fr; grid-template-columns: minmax(0, 1fr); }
  .biz-lifecycle-steps { -ms-flex-direction: column; flex-direction: column; }
}

@media (max-width: 640px) {
  .nav { -ms-flex-wrap: wrap; flex-wrap: wrap; gap: 12px; font-size: 13px; }
  .hero-title { font-size: 20px; white-space: normal; }
  .cards-grid { -ms-grid-columns: 1fr; grid-template-columns: minmax(0, 1fr); }
  .slide { -ms-grid-columns: 1fr; grid-template-columns: minmax(0, 1fr); }
  .tech-capabilities { -ms-grid-columns: 1fr; grid-template-columns: minmax(0, 1fr); }
  .product-detail-nav a { font-size: 20px; }
  .biz-step { -ms-flex-direction: row; flex-direction: row; -ms-flex-align: center; align-items: center; }
}