/* =====================================================
   VEPO 关于我们子页共用样式
   适用：/about-vepo(炜珀关于我们) /development(发展历程) /rd-center(研发中心) /faq(常见问题)
   风格：与 /about 统一的 深色 Hero + 区块交替 + 金线点缀
   ===================================================== */
:root {
  --cp-primary: #174187;
  --cp-primary-dark: #0e2e68;
  --cp-primary-light: #2a57a8;
  --cp-gold: #c9a364;
}

/* ===== 1. Hero（与 about 一致） ===== */
.cp-hero {
  position: relative;
  padding: 96px 0 112px;
  overflow: hidden;
}
.cp-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.cp-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.cp-hero-mask {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(14, 46, 104, .6) 0%, rgba(23, 65, 135, .78) 100%);
}
.cp-hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
}
.cp-hero-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 4px;
  color: var(--cp-gold);
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(201, 163, 100, .5);
  border-radius: 30px;
  padding: 7px 22px;
  margin-bottom: 22px;
  text-transform: uppercase;
}
.cp-hero-title {
  font-size: 42px;
  font-weight: 700;
  color: #fff;
  line-height: 1.25;
  margin: 0;
  letter-spacing: 2px;
  text-shadow: 0 2px 16px rgba(0, 0, 0, .25);
}
.cp-hero-line {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin: 20px auto 0;
}
.cp-hero-line span {
  display: block;
  height: 3px;
  border-radius: 2px;
}
.cp-hero-line .ln-main {
  width: 56px;
  background: var(--cp-gold);
}
.cp-hero-line .ln-side {
  width: 18px;
  background: rgba(255, 255, 255, .65);
}
.cp-hero-subtitle {
  max-width: 800px;
  margin: 20px auto 0;
  color: rgba(255, 255, 255, .92);
  font-size: 15px;
  line-height: 1.9;
  letter-spacing: .5px;
}

/* ===== 2. 区块通用 ===== */
.cp-section {
  padding: 78px 0 90px;
}
.cp-section.bg-white { background: #fff; }
.cp-section.bg-light-gray { background: #f7f9fc; }
.cp-section.bg-dark { background: #142d57 !important; }
.cp-section-header {
  text-align: center;
  margin-bottom: 48px;
}
.cp-section-label {
  color: var(--cp-gold);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.cp-section-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--cp-primary);
  margin: 0;
  line-height: 1.3;
  position: relative;
}
.cp-section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: var(--cp-gold);
  border-radius: 2px;
  margin: 16px auto 0;
}
.cp-section-subtitle {
  margin-top: 16px;
  font-size: 14px;
  color: #666;
  line-height: 1.8;
}
.cp-section-header.light .cp-section-title { color: #fff; }
.cp-section-header.light .cp-section-subtitle { color: rgba(255, 255, 255, .7); }

/* ===== 3. 图文两栏（概况/团队/产品） ===== */
.cp-split {
  display: flex;
  align-items: center;
  gap: 56px;
}
.cp-split-media {
  flex: 0 0 46%;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 14px 40px rgba(23, 65, 135, .16);
  position: relative;
}
.cp-split-media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.cp-split-media.tall { aspect-ratio: 4 / 3.1; }
.cp-split-media.square { aspect-ratio: 1 / 1; }
.cp-split-body { flex: 1; min-width: 0; }
.cp-split-body h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--cp-primary);
  margin: 0 0 18px;
  line-height: 1.4;
}
.cp-split-body p {
  font-size: 14.5px;
  color: #555;
  line-height: 2;
  margin: 0 0 16px;
}
.cp-split-body p:last-child { margin-bottom: 0; }
.cp-split-body .cp-body-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--cp-gold);
  text-transform: uppercase;
  margin-bottom: 12px;
}

/* ===== 4. 企业理念（居中引语） ===== */
.cp-philosophy {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}
.cp-quote-mark {
  font-size: 64px;
  line-height: 1;
  color: rgba(201, 163, 100, .35);
  font-family: Georgia, serif;
  margin-bottom: 8px;
}
.cp-philosophy .cp-phi-title {
  font-size: 34px;
  font-weight: 700;
  color: var(--cp-primary);
  letter-spacing: 6px;
  margin: 0 0 22px;
}
.cp-philosophy .cp-phi-desc {
  font-size: 15px;
  color: #555;
  line-height: 2.1;
  margin: 0;
}

/* ===== 5. 应用领域标签 ===== */
.cp-apps {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}
.cp-app-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: #f1f5fb;
  border: 1px solid #e2e9f5;
  border-radius: 30px;
  color: var(--cp-primary);
  font-size: 14px;
  font-weight: 500;
  transition: all .2s ease;
}
.cp-app-chip i { color: var(--cp-gold); font-size: 13px; }
.cp-app-chip:hover {
  background: var(--cp-primary);
  border-color: var(--cp-primary);
  color: #fff;
  transform: translateY(-2px);
}
.cp-app-chip:hover i { color: var(--cp-gold); }

/* ===== 6. 核心优势卡片 ===== */
.cp-adv-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.cp-adv-card {
  background: #fff;
  border: 1px solid #edf0f6;
  border-radius: 14px;
  padding: 34px 26px;
  text-align: center;
  transition: all .25s ease;
}
.bg-light-gray .cp-adv-card {
  box-shadow: 0 6px 22px rgba(23, 65, 135, .06);
}
.cp-adv-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 38px rgba(23, 65, 135, .13);
  border-color: transparent;
}
.cp-adv-icon {
  width: 62px;
  height: 62px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #174187, #2a57a8);
  border-radius: 16px;
  color: #fff;
  font-size: 26px;
  box-shadow: 0 8px 20px rgba(23, 65, 135, .25);
}
.cp-adv-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--cp-primary);
  margin: 0 0 12px;
}
.cp-adv-desc {
  font-size: 13.5px;
  color: #666;
  line-height: 1.85;
  margin: 0;
}

/* ===== 7. 愿景/总结横幅（背景图 + 遮罩） ===== */
.cp-vision {
  position: relative;
  padding: 100px 0;
  overflow: hidden;
}
.cp-vision-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.cp-vision-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.cp-vision-mask {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(13, 38, 88, .82), rgba(13, 38, 88, .68));
}
.cp-vision-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
}
.cp-vision-inner .cp-section-label { color: var(--cp-gold); }
.cp-vision-inner .cp-section-title { color: #fff; }
.cp-vision-inner .cp-section-title::after { background: var(--cp-gold); }
.cp-vision-desc {
  margin-top: 24px;
  font-size: 18px;
  color: rgba(255, 255, 255, .94);
  line-height: 2.1;
  letter-spacing: 1px;
}

/* ===== 8. 时间轴（发展历程） ===== */
.cp-timeline {
  position: relative;
  max-width: 1040px;
  margin: 0 auto;
  padding: 10px 0;
}
.cp-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, rgba(201, 163, 100, .85), rgba(23, 65, 135, .35));
  transform: translateX(-50%);
  border-radius: 2px;
}
.cp-tl-item {
  position: relative;
  width: 50%;
  padding: 0 46px 64px;
  box-sizing: border-box;
}
.cp-tl-item:nth-child(odd) { left: 0; text-align: right; }
.cp-tl-item:nth-child(even) { left: 50%; text-align: left; }
.cp-tl-dot {
  position: absolute;
  top: 6px;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: #fff;
  border: 4px solid var(--cp-gold);
  box-shadow: 0 0 0 5px rgba(201, 163, 100, .22);
  z-index: 1;
}
.cp-tl-item:nth-child(odd) .cp-tl-dot { right: -8.5px; }
.cp-tl-item:nth-child(even) .cp-tl-dot { left: -8.5px; }
.cp-tl-year {
  display: inline-block;
  font-size: 30px;
  font-weight: 800;
  color: var(--cp-primary);
  letter-spacing: 1px;
  margin-bottom: 4px;
}
.cp-tl-item:nth-child(odd) .cp-tl-year { background: linear-gradient(90deg, transparent, rgba(23, 65, 135, .06)); }
.cp-tl-card {
  background: #fff;
  border: 1px solid #edf0f6;
  border-radius: 14px;
  padding: 24px 28px;
  box-shadow: 0 8px 26px rgba(23, 65, 135, .07);
  transition: transform .25s ease, box-shadow .25s ease;
}
.cp-tl-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(23, 65, 135, .13);
}
.cp-tl-card h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--cp-primary);
  margin: 0 0 10px;
}
.cp-tl-card p {
  font-size: 13.5px;
  color: #666;
  line-height: 1.9;
  margin: 0;
}
.cp-timeline .cp-tl-item:last-child { padding-bottom: 0; }

/* ===== 9. 数据条（今日炜珀） ===== */
.cp-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  max-width: 1000px;
  margin: 0 auto;
}
.cp-stat-item {
  text-align: center;
  padding: 26px 10px;
  border-radius: 14px;
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
}
.cp-stat-number {
  font-size: 40px;
  font-weight: 800;
  color: var(--cp-gold);
  line-height: 1.2;
}
.cp-stat-divider {
  width: 34px;
  height: 2px;
  background: rgba(255, 255, 255, .28);
  margin: 12px auto;
}
.cp-stat-label {
  font-size: 13px;
  color: rgba(255, 255, 255, .78);
  letter-spacing: 1px;
}

/* ===== 10. 研发能力卡片（3 卡） ===== */
.cp-ability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.cp-ability-card {
  background: #fff;
  border-radius: 16px;
  padding: 36px 30px;
  text-align: left;
  position: relative;
  overflow: hidden;
  border: 1px solid #edf0f6;
  transition: all .25s ease;
}
.cp-ability-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--cp-primary), var(--cp-gold));
  opacity: 0;
  transition: opacity .25s ease;
}
.cp-ability-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(23, 65, 135, .12);
}
.cp-ability-card:hover::before { opacity: 1; }
.cp-ability-icon {
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: #eef3fb;
  color: var(--cp-primary);
  font-size: 24px;
  margin-bottom: 20px;
}
.cp-ability-card h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--cp-primary);
  margin: 0 0 10px;
}
.cp-ability-card p {
  font-size: 13.5px;
  color: #666;
  line-height: 1.9;
  margin: 0;
}

/* ===== 11. 检测实验室（左测试项 + 右图组） ===== */
.cp-lab-wrap {
  display: flex;
  gap: 50px;
  align-items: center;
}
.cp-lab-tests {
  flex: 1.15;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.cp-test-item {
  display: flex;
  gap: 14px;
  background: #fff;
  border: 1px solid #edf0f6;
  border-radius: 12px;
  padding: 18px 18px;
  transition: all .22s ease;
}
.cp-test-item:hover {
  box-shadow: 0 10px 26px rgba(23, 65, 135, .1);
  transform: translateY(-3px);
}
.cp-test-item.wide { grid-column: 1 / -1; }
.cp-test-no {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #174187, #2a57a8);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cp-test-item h5 {
  font-size: 15px;
  font-weight: 700;
  color: var(--cp-primary);
  margin: 0 0 5px;
}
.cp-test-item p {
  font-size: 12.5px;
  color: #777;
  line-height: 1.7;
  margin: 0;
}
.cp-lab-media {
  flex: 0 0 36%;
  display: grid;
  gap: 16px;
}
.cp-lab-media .cp-lab-photo {
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(23, 65, 135, .14);
}
.cp-lab-media .cp-lab-photo img {
  width: 100%;
  display: block;
  object-fit: cover;
}
.cp-lab-photo.main { aspect-ratio: 16 / 10; }
.cp-lab-photo.sub { aspect-ratio: 21 / 8; }

/* ===== 12. 模具开发（编号列表 + 图） ===== */
.cp-mold-wrap {
  display: flex;
  gap: 56px;
  align-items: center;
}
.cp-mold-media {
  flex: 0 0 44%;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 14px 40px rgba(23, 65, 135, .16);
  aspect-ratio: 4 / 3;
}
.cp-mold-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.cp-mold-list { flex: 1; }
.cp-mold-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 20px 0;
  border-bottom: 1px dashed #e4e9f2;
}
.cp-mold-item:last-child { border-bottom: none; }
.cp-mold-index {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--cp-gold);
  color: var(--cp-gold);
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
}
.cp-mold-item h5 {
  font-size: 16px;
  font-weight: 700;
  color: var(--cp-primary);
  margin: 0 0 6px;
}
.cp-mold-item p {
  font-size: 13.5px;
  color: #666;
  line-height: 1.8;
  margin: 0;
}

/* ===== 13. 认证徽章横幅 ===== */
.cp-cert-wrap {
  position: relative;
  overflow: hidden;
  border-radius: 18px;
  padding: 64px 48px;
  text-align: center;
}
.cp-cert-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.cp-cert-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.cp-cert-mask {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(120deg, rgba(14, 46, 104, .9), rgba(23, 65, 135, .78));
}
.cp-cert-inner {
  position: relative;
  z-index: 2;
  max-width: 720px;
  margin: 0 auto;
}
.cp-iso-badge {
  width: 96px;
  height: 96px;
  margin: 0 auto 22px;
  border-radius: 50%;
  background: #fff;
  color: var(--cp-primary);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .5px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  line-height: 1.3;
  box-shadow: 0 12px 34px rgba(0, 0, 0, .22);
}
.cp-cert-inner h3 {
  color: #fff;
  font-size: 26px;
  font-weight: 700;
  margin: 0 0 16px;
}
.cp-cert-inner p {
  color: rgba(255, 255, 255, .88);
  font-size: 14.5px;
  line-height: 2;
  margin: 0;
}

/* ===== 14. 移动端适配 ===== */
@media (max-width: 992px) {
  .cp-adv-grid { grid-template-columns: repeat(2, 1fr); }
  .cp-ability-grid { grid-template-columns: 1fr; }
  .cp-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .cp-split, .cp-lab-wrap, .cp-mold-wrap { flex-direction: column; gap: 34px; }
  .cp-split.flip { flex-direction: column; }
  .cp-split-media, .cp-mold-media { flex: none; width: 100%; }
  .cp-lab-tests { grid-template-columns: 1fr; }
  .cp-lab-media { flex: none; width: 100%; }
  .cp-cert-wrap { padding: 52px 26px; }
}
@media (max-width: 768px) {
  .cp-hero { padding: 72px 0 80px; }
  .cp-hero-title { font-size: 30px; }
  .cp-section { padding: 58px 0 66px; }
  .cp-section-title { font-size: 25px; }
  .cp-adv-grid { grid-template-columns: 1fr; }
  .cp-timeline::before { left: 10px; }
  .cp-tl-item {
    width: 100%;
    left: 0 !important;
    text-align: left !important;
    padding: 0 0 44px 42px;
  }
  .cp-tl-item:nth-child(odd) .cp-tl-dot,
  .cp-tl-item:nth-child(even) .cp-tl-dot {
    left: 2px;
    right: auto;
  }
  .cp-tl-card p { text-align: left; }
}
@media (max-width: 480px) {
  .cp-adv-grid { grid-template-columns: 1fr; }
  .cp-stats-grid { grid-template-columns: 1fr 1fr; }
  .cp-philosophy .cp-phi-title { font-size: 26px; letter-spacing: 3px; }
}