/* ============================================================
   services-page.css · 服务介绍页（our-services.html）
   设计语言：硬朗直角、底部色条、低透明度装饰图、悬浮阴影
   参考：MSC / Maersk 等船公司官网的专业大气排版
   ============================================================ */

/* ---------- 核心服务网格区 ---------- */
.service-overview {
  position: relative;
  background: #ffffff;
  overflow: hidden;
  padding: var(--sp-7) 0 var(--sp-5);
}
.service-overview .section-head,
.service-overview .service-grid {
  position: relative;
  z-index: 1;
}

/* 服务矩阵：资讯卡片风格，参考 Maersk 文章卡片 */
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: auto;
  gap: 16px;
  max-width: 1280px;
  margin: 0 auto;
  align-items: start;
}

/* 卡片网格单元（reveal 动画包裹层） */
.service-card {
  position: relative;
  display: flex;
  padding: 0;
  margin: 0;
  background: transparent;
  border: none;
  border-radius: 0;
  box-shadow: none;
  min-height: auto;
  overflow: visible;
}
/* 清除 homepage-v3.css 遗留的顶部强调线 */
.service-card::after { display: none; }
/* 清除 homepage-v3.css 遗留的卡片悬浮效果，悬浮效果由 .service-card__link 负责 */
.service-card:hover {
  transform: none;
  box-shadow: none;
  border-color: transparent;
}
/* 覆盖 homepage-v3.css 中第 1/8 张卡片的 span 规则，确保每张卡片只占一格 */
.service-card:nth-child(1),
.service-card:nth-child(8) {
  grid-column: auto;
  grid-row: auto;
  min-height: auto;
  padding: 0;
}

/* 内容块：资讯卡片 - 直角、浅灰细边框、无阴影 */
.service-card__link {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: auto;
  background: #ffffff;
  border: 1px solid #e3e4e6;
  border-radius: 0;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform .4s ease, border-color .35s ease;
}

/* 上图区域：全宽、直角、固定高度、object-fit cover */
.service-thumb {
  position: relative;
  width: 100%;
  height: 170px;
  margin: 0;
  overflow: hidden;
  background: #eef3ef;
}
.service-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .55s cubic-bezier(.22,.61,.36,1);
}
.service-card__link:hover .service-thumb img {
  transform: scale(1.05);
}

/* 下文区域：白底、左对齐 */
.service-copy {
  position: relative;
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  padding: 16px 18px 20px;
  background: #ffffff;
  text-align: left;
}

.service-title {
  font-family: 'MiSans','HarmonyOS Sans SC','Alibaba PuHuiTi 3.0','Microsoft YaHei UI','PingFang SC','Microsoft YaHei',sans-serif;
  font-size: 1.1rem;
  font-weight: 400;
  color: #1a1a1a;
  margin: 0 0 8px;
  letter-spacing: .01em;
  line-height: 1.36;
}

.service-desc {
  color: #555;
  line-height: 1.68;
  font-size: .84rem;
  margin: 0;
}

.service-card__link:hover {
  transform: translateY(-5px);
  border-color: #c5c7cb;
}

/* ---------- 服务流程（Maersk 冷链流程图风格） ---------- */
.process-section {
  position: relative;
  background: #ffffff;
  overflow: hidden;
  padding: var(--sp-5) 0;
}
.process-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  max-width: 1120px;
  margin: 0 auto;
  padding-top: 8px;
}
/* 贯穿节点圆点的虚线连接线 */
.process-track::before {
  content: '';
  position: absolute;
  top: 91px;
  left: 12%;
  right: 12%;
  height: 0;
  border-top: 1px dashed rgba(62,142,68,0.35);
  z-index: 0;
}
.process-node {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 10px 30px;
}
.process-node__icon {
  position: relative;
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-700);
  transition: color .35s ease, transform .35s ease;
}
.process-node:hover .process-node__icon {
  color: var(--primary);
  transform: translateY(-3px);
}
.process-node__icon svg { width: 36px; height: 36px; }
/* 节点圆点 */
.process-node__dot {
  display: block;
  width: 10px;
  height: 10px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--primary);
}
.process-node h4 {
  font-family: 'MiSans','HarmonyOS Sans SC','Alibaba PuHuiTi 3.0','Microsoft YaHei UI','PingFang SC','Microsoft YaHei',sans-serif;
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--gray-900);
  margin-bottom: 8px;
}
.process-node p {
  font-size: .86rem;
  color: var(--text-body);
  line-height: 1.7;
  max-width: 190px;
  margin: 0 auto;
}

/* ---------- 服务承诺（Maersk 风格：3×2 图标网格、纯线条图标、无卡片背景） ---------- */
.promise-section { background: #ffffff; padding: var(--sp-5) 0 var(--sp-7); }
.promise-section .section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--sp-8);
}
.promise-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 56px 56px;
  max-width: 1100px;
  margin: 0 auto;
}
.promise-card {
  text-align: center;
  padding: 0 8px;
}
.promise-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-900);
  background: transparent;
  border: none;
}
.promise-icon svg { width: 48px; height: 48px; }
.promise-card h4 {
  font-family: 'MiSans','HarmonyOS Sans SC','Alibaba PuHuiTi 3.0','Microsoft YaHei UI','PingFang SC','Microsoft YaHei',sans-serif;
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--gray-900);
  margin-bottom: 10px;
}
.promise-card p {
  font-size: .88rem;
  color: var(--text-body);
  line-height: 1.75;
  max-width: 280px;
  margin: 0 auto;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1200px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); max-width: 900px; }
}
@media (max-width: 1080px) {
  .promise-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 28px; }
  .process-track { grid-template-columns: repeat(3, 1fr); }
  .process-track::before { display: none; }
  .process-node { padding: 0 12px 34px; }
}
@media (max-width: 760px) {
  .service-grid { grid-template-columns: 1fr; max-width: 100%; }
  .service-overview .container { padding: 0 12px; }
  .service-overview { padding: var(--sp-5) 0; }
  .process-track {
    grid-template-columns: 1fr;
    gap: 0;
    max-width: 520px;
  }
  .process-track::before {
    display: block;
    top: 0;
    bottom: 22px;
    left: 32px;
    right: auto;
    width: 0;
    height: auto;
    border-top: none;
    border-left: 1px dashed rgba(62,142,68,0.35);
  }
  .process-node {
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 0 18px;
    text-align: left;
    padding: 0 0 28px 0;
  }
  .process-node:last-child { padding-bottom: 0; }
  .process-node__icon {
    grid-column: 1;
    grid-row: 1;
    margin: 0;
  }
  .process-node__dot {
    grid-column: 1;
    grid-row: 2;
    margin: 10px auto 0;
  }
  .process-node h4 {
    grid-column: 2;
    grid-row: 1;
    margin: 6px 0 6px;
  }
  .process-node p {
    grid-column: 2;
    grid-row: 2;
    max-width: 100%;
    margin: 0;
  }
}
@media (max-width: 760px) {
  .promise-grid { gap: 32px 24px; }
}
@media (max-width: 560px) {
  .service-grid { gap: 12px; }
  .service-overview .container { padding: 0 8px; }
  .promise-grid { grid-template-columns: 1fr; gap: 28px; }
  .promise-icon { width: 56px; height: 56px; }
  .promise-icon svg { width: 36px; height: 36px; }
  .service-thumb { height: 160px; }
  .service-copy { padding: 14px 16px 18px; }
  .service-title { font-size: 1.05rem; }
}