/* ============================================
   关于我们 - 专属样式
   ============================================ */

/* ---------- 公司介绍 ---------- */
.about-intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 70px;
  align-items: center;
}
.about-highlight {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 36px;
}
.ah-item {
  background: var(--bg-light);
  border-left: 3px solid var(--blue-500);
  padding: 20px 24px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.ah-item strong {
  display: block;
  font-size: 0.82rem;
  color: var(--blue-500);
  letter-spacing: 2px;
  margin-bottom: 8px;
}
.ah-item span {
  font-size: 1.05rem;
  color: var(--navy-800);
  font-weight: 600;
}

/* 车间视觉网格：生产车间最大在上，研发/中试在下 */
.workshop-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 20px;
}
.workshop-intro-grid .wshop-large {
  grid-column: 1 / 3;
}
.wshop-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 170px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 26px;
  color: var(--white);
  box-shadow: var(--shadow-md);
  transition: transform var(--t-med), box-shadow var(--t-med);
}
.wshop-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.wshop-large { min-height: 240px; }
.wshop-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.wshop-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 28px 28px;
  z-index: 1;
  pointer-events: none;
}
.wshop-icon {
  position: relative;
  z-index: 2;
  font-size: 2.4rem;
  margin-bottom: 10px;
}
.wshop-large .wshop-icon { font-size: 3.4rem; }
.wshop-content {
  position: relative;
  z-index: 2;
}
.wshop-content h4 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--white);
}
.wshop-large .wshop-content h4 { font-size: 1.8rem; }
.wshop-content p {
  font-size: 0.88rem;
  opacity: 0.9;
  line-height: 1.6;
}

/* ============================================
   发展历程 - 时间线
   ============================================ */
.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 20px 0;
}
.timeline-line {
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--blue-300) 10%, var(--blue-300) 90%, transparent);
  transform: translateX(-50%);
}
.timeline-item {
  position: relative;
  width: 50%;
  padding: 0 50px 50px 0;
  text-align: right;
}
.timeline-item.right {
  margin-left: 50%;
  padding: 0 0 50px 50px;
  text-align: left;
}
.tl-year {
  position: absolute;
  top: 0;
  right: -28px;
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--blue-500), var(--navy-700));
  color: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.82rem;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(43,127,255,0.35);
  z-index: 2;
}
.timeline-item.right .tl-year {
  right: auto;
  left: -28px;
}
.tl-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(15,40,71,0.04);
  transition: all var(--t-med);
  position: relative;
}
.tl-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.tl-card::before {
  content: "";
  position: absolute;
  top: 22px;
  right: -8px;
  width: 16px; height: 16px;
  background: var(--bg-card);
  border-top: 1px solid rgba(15,40,71,0.04);
  border-right: 1px solid rgba(15,40,71,0.04);
  transform: rotate(45deg);
}
.timeline-item.right .tl-card::before {
  right: auto;
  left: -8px;
  border-top: none;
  border-right: none;
  border-bottom: 1px solid rgba(15,40,71,0.04);
  border-left: 1px solid rgba(15,40,71,0.04);
}
.tl-card h3 {
  font-size: 1.15rem;
  color: var(--navy-800);
  margin-bottom: 8px;
  font-weight: 700;
}
.tl-card p { font-size: 0.9rem; color: var(--ink-500); line-height: 1.7; }

/* ============================================
   企业文化
   ============================================ */
.culture-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.culture-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 44px 34px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(15,40,71,0.04);
  transition: all var(--t-med);
  position: relative;
  overflow: hidden;
}
.culture-card::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue-500), var(--amber-500));
  transform: scaleX(0);
  transition: transform var(--t-med);
}
.culture-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.culture-card:hover::after { transform: scaleX(1); }
.cul-icon {
  font-size: 2.4rem;
  margin-bottom: 20px;
}
.culture-card h3 {
  font-size: 0.9rem;
  color: var(--blue-500);
  letter-spacing: 3px;
  margin-bottom: 16px;
  font-weight: 600;
}
.cul-main {
  font-size: 1.3rem;
  color: var(--navy-800);
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.5;
}
.culture-card p { font-size: 0.92rem; color: var(--ink-500); line-height: 1.8; }

/* ============================================
   核心团队
   ============================================ */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.team-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 40px 26px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(15,40,71,0.04);
  transition: all var(--t-med);
}
.team-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.team-avatar {
  width: 90px; height: 90px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-500), var(--navy-700));
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(43,127,255,0.25);
}
.team-card h3 { font-size: 1.2rem; color: var(--navy-800); margin-bottom: 6px; }
.team-role {
  display: block;
  font-size: 0.82rem;
  color: var(--blue-500);
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 1px;
}
.team-card p { font-size: 0.86rem; color: var(--ink-500); line-height: 1.7; }

/* ============================================
   资质荣誉
   ============================================ */
.honor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.honor-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(15,40,71,0.04);
  transition: all var(--t-med);
}
.honor-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(43,127,255,0.15); }
.honor-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, rgba(43,127,255,0.1), rgba(255,122,26,0.08));
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.7rem;
  margin-bottom: 20px;
}
.honor-card h3 { font-size: 1.1rem; color: var(--navy-800); margin-bottom: 10px; }
.honor-card p { font-size: 0.88rem; color: var(--ink-500); line-height: 1.7; }

/* ============================================
   全流程车间详情
   ============================================ */
.workshop-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* ---------- 研发团队 & 研究院介绍（并排双框） ---------- */
.team-institute-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}
.ti-box {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 40px 34px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(15,40,71,0.06);
  transition: all var(--t-med);
  position: relative;
  overflow: hidden;
  height: 100%;
}
.ti-box:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}
.ti-box-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
  padding-bottom: 22px;
  border-bottom: 2px solid var(--ink-100);
}
.ti-box-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, rgba(43,127,255,0.1), rgba(13,148,136,0.08));
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
  flex-shrink: 0;
}
.ti-box-head h3 {
  font-size: 1.3rem;
  color: var(--navy-800);
  font-weight: 700;
  margin: 0;
}
.ti-team-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}
.ti-team-item:last-child { margin-bottom: 0; }
.ti-team-num {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--blue-500), var(--navy-700));
  color: var(--white);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  font-weight: 800;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(43,127,255,0.25);
}
.ti-team-body strong {
  display: block;
  font-size: 1.05rem;
  color: var(--navy-800);
  font-weight: 700;
  margin-bottom: 6px;
}
.ti-team-body p {
  font-size: 0.88rem;
  color: var(--ink-500);
  line-height: 1.85;
  margin-bottom: 10px;
}
.ti-institute-name {
  font-size: 1.1rem;
  color: var(--blue-500);
  font-weight: 700;
  margin-bottom: 14px;
}
.ti-institute-desc {
  font-size: 0.88rem;
  color: var(--ink-500);
  line-height: 1.85;
  margin-bottom: 14px;
}
.ti-institute-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 26px;
  padding-top: 26px;
  border-top: 1px solid var(--ink-100);
}
.ti-stat-card {
  text-align: center;
  padding: 26px 14px 22px;
  border-radius: 12px;
  background: rgba(43,127,255,0.04);
  border: 1px solid rgba(43,127,255,0.08);
  transition: all 0.3s ease;
}
.ti-stat-card:hover {
  background: rgba(43,127,255,0.07);
  border-color: rgba(43,127,255,0.2);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(43,127,255,0.12);
}
.ti-stat-value {
  display: block;
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--blue-500);
  line-height: 1.1;
  margin-bottom: 8px;
  letter-spacing: -1px;
}
.ti-stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--ink-500);
  font-weight: 500;
}

/* ---------- 旧布局样式（保留兼容） ---------- */
.research-team-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.institute-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: start;
}
.institute-intro {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 44px 38px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(15,40,71,0.06);
  transition: all var(--t-med);
}
.institute-intro:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.institute-header {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--ink-100);
}
.institute-icon {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, rgba(43,127,255,0.1), rgba(13,148,136,0.08));
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem;
  flex-shrink: 0;
}
.institute-header h3 {
  font-size: 1.35rem;
  color: var(--navy-800);
  font-weight: 700;
  margin-bottom: 4px;
}
.institute-sub {
  font-size: 0.82rem;
  color: var(--blue-500);
  letter-spacing: 1px;
  font-weight: 600;
}
.institute-desc {
  font-size: 0.94rem;
  color: var(--ink-500);
  line-height: 1.95;
  margin-bottom: 16px;
}
.institute-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--ink-100);
  list-style: none;
}
.institute-stats li {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.institute-stats li strong {
  font-size: 1.6rem;
  color: var(--blue-500);
  font-weight: 800;
}
.institute-stats li span {
  font-size: 0.75rem;
  color: var(--ink-500);
}
.institute-directions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.direction-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(15,40,71,0.06);
  transition: all var(--t-med);
  position: relative;
  overflow: hidden;
}
.direction-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.dir-icon {
  width: 50px; height: 50px;
  background: linear-gradient(135deg, rgba(43,127,255,0.08), rgba(13,148,136,0.06));
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 16px;
}
.direction-card h4 {
  font-size: 1.05rem;
  color: var(--navy-800);
  font-weight: 700;
  margin-bottom: 8px;
}
.direction-card p {
  font-size: 0.86rem;
  color: var(--ink-500);
  line-height: 1.7;
}

/* ---------- 旧研发团队布局（保留兼容） ---------- */
.research-team-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 32px;
  align-items: start;
}
.research-team-left {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.research-team-right {
  position: sticky;
  top: 100px;
}
.research-institute-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 40px 30px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(15,40,71,0.06);
  transition: all var(--t-med);
  text-align: center;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.research-institute-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}
.ri-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}
.research-institute-card h3 {
  font-size: 1.25rem;
  color: var(--navy-800);
  margin-bottom: 16px;
  font-weight: 700;
}
.research-institute-card p {
  font-size: 0.9rem;
  color: var(--ink-500);
  line-height: 1.9;
  margin-bottom: 28px;
}
.ri-highlights {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--ink-100);
  width: 100%;
}
.ri-highlights li {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.ri-highlights li strong {
  font-size: 1.5rem;
  color: var(--blue-500);
  font-weight: 800;
}
.ri-highlights li span {
  font-size: 0.75rem;
  color: var(--ink-500);
}
.ws-detail-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 44px 34px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(15,40,71,0.06);
  transition: all var(--t-med);
  position: relative;
  overflow: hidden;
}
.ws-detail-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.wsd-icon {
  font-size: 2.6rem;
  margin-bottom: 18px;
}
.wsd-step {
  position: absolute;
  top: 24px; right: 28px;
  font-size: 3rem;
  font-weight: 800;
  color: var(--ink-100);
  line-height: 1;
  transition: color var(--t-med);
}
.ws-detail-card:hover .wsd-step { color: var(--blue-300); }
.ws-detail-card h3 {
  font-size: 1.3rem;
  color: var(--navy-800);
  margin-bottom: 14px;
  font-weight: 700;
}
.ws-detail-card p { font-size: 0.92rem; color: var(--ink-500); line-height: 1.9; margin-bottom: 20px; }
.wsd-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.wsd-tags li {
  font-size: 0.78rem;
  padding: 5px 14px;
  background: rgba(13,148,136,0.08);
  color: var(--blue-500);
  border-radius: 50px;
  font-weight: 500;
}

/* ============================================
   响应式
   ============================================ */
@media (max-width: 992px) {
  .about-intro-grid { grid-template-columns: 1fr; gap: 50px; }
  .workshop-intro-grid { grid-template-columns: 1fr; }
  .workshop-intro-grid .wshop-large { grid-column: 1 / 2; }
  .wshop-large { min-height: 200px; }
  .culture-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .honor-grid { grid-template-columns: repeat(2, 1fr); }
  .workshop-detail-grid { grid-template-columns: 1fr; }
  .research-team-layout { grid-template-columns: 1fr; }
  .research-team-right { position: static; }
  .research-team-split { grid-template-columns: 1fr; }
  .institute-layout { grid-template-columns: 1fr; gap: 28px; }
  .institute-intro { padding: 36px 28px; }
  .institute-stats { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .team-institute-row { grid-template-columns: 1fr; gap: 24px; }
  .ti-box { padding: 32px 26px; }
  .ti-institute-stats { grid-template-columns: repeat(3, 1fr); gap: 12px; }
}

@media (max-width: 768px) {
  .about-highlight { grid-template-columns: 1fr; }
  .timeline-line { left: 28px; }
  .timeline-item, .timeline-item.right {
    width: 100%;
    margin-left: 0;
    padding: 0 0 40px 70px;
    text-align: left;
  }
  .timeline-item .tl-year,
  .timeline-item.right .tl-year {
    left: 0;
    right: auto;
  }
  .tl-card::before, .timeline-item.right .tl-card::before {
    right: auto;
    left: -8px;
    border: none;
    border-bottom: 1px solid rgba(15,40,71,0.04);
    border-left: 1px solid rgba(15,40,71,0.04);
  }
  .team-grid { grid-template-columns: 1fr; }
  .honor-grid { grid-template-columns: 1fr; }
  .institute-directions { grid-template-columns: 1fr; }
  .institute-header { flex-direction: column; text-align: center; gap: 12px; }
  .institute-stats { grid-template-columns: repeat(2, 1fr); }
  .ti-team-item { flex-direction: column; gap: 10px; }
  .ti-institute-stats { grid-template-columns: repeat(3, 1fr); }
}