/* ===================================================
   HOSPITAL ELEVATOR STYLESHEET (hospital.css)
   =================================================== */

/* Reset & Basics */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: #333;
  background-color: #ffffff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* 1. 100vh Hero Banner */
.hero-banner {
  width: 100%;
  height: 100vh;
  overflow: hidden;
  background-color: #f0f0f0;
}

.banner-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 主容器 */
.hospital-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 80px 30px 100px 30px;
}

/* 通用渐变分割线：整条浅灰线，左侧 110px 为加粗渐变条 */
.top-gradient-bar {
  position: relative;
  width: 100%;
  height: 1px;
  background-color: #eaedf1;
  margin-bottom: 28px;
}

.top-gradient-bar::before {
  content: "";
  position: absolute;
  left: 0;
  top: -1.5px;
  width: 110px;
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(90deg, #c81e3a 0%, #5b1a7d 50%, #1b2685 100%);
}

/* ===================================================
   SECTION 1: OVERVIEW (SE300)
   =================================================== */
.section-overview {
  margin-bottom: 100px;
}

.section-top {
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  gap: 80px;
  min-height: 520px;
}

/* 左容器：垂直两端分布 */
.top-left {
  flex: 0 0 42%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 4px;
}

.product-title {
  font-size: 2.6rem;
  font-weight: 300;
  color: #2b2b2b;
  line-height: 1.2;
  letter-spacing: -0.5px;
}

/* SE300 渐变大字 */
.gradient-model {
  font-size: 6.8rem;
  font-weight: 200;
  line-height: 0.95;
  letter-spacing: -1px;
  background: linear-gradient(90deg, #c81e3a 0%, #701c6e 45%, #1c2b85 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* 右容器 */
.top-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.product-desc {
  font-size: 0.88rem;
  color: #555555;
  line-height: 1.68;
  text-align: justify;
  margin-bottom: 24px;
}

.air-clean-card {
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

.section1-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* ===================================================
   SECTION 2: SHOWCASE (SE-B201)
   =================================================== */
.section-showcase {
  margin-bottom: 100px;
  text-align: center;
}

.showcase-title {
  font-size: 2.2rem;
  font-weight: 300;
  color: #2b2b2b;
  line-height: 1.35;
  margin-bottom: 36px;
  letter-spacing: -0.5px;
}

.showcase-title span {
  font-size: 1.8rem;
  color: #333333;
}

/* 场景图容器（内含底部4个开门方式图标） */
.medical-banner-card {
  position: relative;
  width: 100%;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  margin-bottom: 50px;
}

.medical-scene-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* 4 个开门方式图标栏 */
.door-types-row {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 16px;
  width: 90%;
  max-width: 760px;
}

.door-card {
  flex: 1;
  border-radius: 10px;
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #ffffff;
}


.door-icon-box {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 6px;
}

.door-icon-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.door-name {
  font-size: 0.72rem;
  font-weight: 300;
  white-space: nowrap;
}

/* 产品型号大标题 SE-B201 */
.model-code-title {
  font-size: 3.2rem;
  font-weight: 200;
  color: #2b2b2b;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}

/* 轿厢大图容器 */
.cabin-showcase-wrap {
  width: 100%;
  max-width: 520px;
  margin: 0 auto 36px auto;
}

.cabin-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}

/* 底部 4 个特性点横向排列（带从红到蓝渐变的小圆点） */
.spec-points-list {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 36px;
  font-size: 0.85rem;
  color: #555;
}

.spec-point-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.spec-label {
  font-weight: 600;
  color: #222;
}

/* 圆点伪元素：颜色从红到蓝依次过渡 */
.spec-point-item::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot-red::before {
  background-color: #c81e3a;
}

.dot-magenta::before {
  background-color: #931c6f;
}

.dot-purple::before {
  background-color: #5b1a7d;
}

.dot-blue::before {
  background-color: #1b2685;
}

/* ===================================================
   SECTION 3: CONSTRUCTION PARAMETERS
   =================================================== */
.section-parameters {
  width: 100%;
}

.param-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 50px;
}

/* 左容器 */
.param-left-col {
  flex: 0 0 44%;
  display: flex;
  flex-direction: column;
}

.param-heading {
  font-size: 2.1rem;
  font-weight: 300;
  color: #2b2b2b;
  line-height: 1.25;
  letter-spacing: -0.5px;
  margin-bottom: 30px;
}

.param-photo-wrap {
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 30px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

.param-photo {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.param-table-wrap {
  width: 100%;
}

.param-table-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}

/* 右容器 */
.param-right-col {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.param-cad-wrap {
  width: 100%;
}

.cad-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}

/* ===================================================
   RESPONSIVE DESIGN (响应式适配)
   =================================================== */
@media (max-width: 1024px) {
  .section-top {
    flex-direction: column;
    min-height: auto;
    gap: 40px;
  }

  .top-left {
    flex: auto;
    width: 100%;
    gap: 20px;
  }

  .param-grid {
    flex-direction: column;
    gap: 40px;
  }

  .param-left-col {
    flex: auto;
    width: 100%;
  }

  .door-types-row {
    position: static;
    transform: none;
    width: 100%;
    padding: 16px;
    background: #fff;
  }
}

@media (max-width: 768px) {
  .hero-banner {
    height: 70vh;
  }

  .hospital-container {
    padding: 40px 16px 60px 16px;
  }

  .product-title, .showcase-title, .param-heading {
    font-size: 1.8rem;
  }

  .showcase-title span {
    font-size: 1.4rem;
  }

  .gradient-model {
    font-size: 4rem;
  }

  .model-code-title {
    font-size: 2.4rem;
  }

  .door-types-row {
    flex-wrap: wrap;
    gap: 8px;
  }

  .door-card {
    flex: 0 0 calc(50% - 4px);
  }

  .spec-points-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}