/* 弱电维保运维服务页 — 与 Figma「产品与服务-弱电维保服务」6198:8501 对齐 */

.pm-page {
  --pm-max: var(--container-max-width);
  --pm-pad-x: clamp(20px, 6.94vw, 100px);
  --pm-title: rgba(0, 0, 0, 0.92);
  --pm-body: #323843;
  --pm-muted: #535d6d;
  --pm-tag-text: #001d57;
  --pm-blue-badge: #0052d6;
}

/* —— Hero（Banner 400 + 左侧渐变文案区） —— */
.pm-page .engineering-hero {
  min-height: 400px;
}

.pm-page .engineering-hero__overlay {
  background: linear-gradient(
    90deg,
    rgba(0, 35, 80, 0.5) 0%,
    rgba(0, 55, 120, 0.22) 45%,
    transparent 72%
  );
}

.pm-page .engineering-hero__inner {
  max-width: var(--pm-max);
  padding: calc(var(--header-height) + 32px) var(--pm-pad-x) 48px;
}

.pm-page .engineering-hero__title {
  /* max-width: 18ch; */
  width: 100%;
  font-size: clamp(28px, 3.5vw, 40px);
  line-height: 1.35;
  font-weight: 600;
  text-shadow: 0 4px 12px rgba(9, 19, 32, 0.25), 0 8px 24px rgba(9, 19, 32, 0.1);
}

.pm-page .engineering-hero__desc {
  /* max-width: 36ch; */
  width: 100%;
  font-size: clamp(16px, 1.5vw, 20px);
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 4px 12px rgba(9, 19, 32, 0.25), 0 8px 24px rgba(9, 19, 32, 0.1);
}

/* —— 章节 TOC：与方案页 .sol-detail-tabs 同款（需 solution-detail.css） —— */
.pm-page .engineering-toc.sol-detail-tabs {
  padding: 18px 0;
}

.pm-page .engineering-toc.sol-detail-tabs .container {
  width: 100%;
  max-width: var(--pm-max);
  margin: 0 auto;
  padding: 0 var(--pm-pad-x);
  box-sizing: border-box;
}

/* —— 服务概述 —— */
.pm-intro {
  padding: 64px 0 80px;
  background: #f6f7f8;
}

.pm-intro__inner {
  width: 100%;
  max-width: var(--pm-max);
  margin: 0 auto;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 48px;
}

.pm-intro__title {
  margin: 0;
  font-size: clamp(28px, 3vw, 36px);
  line-height: 54px;
  font-weight: 600;
  color: var(--pm-title);
  text-align: center;
}

.pm-intro__lead {
  margin: 0;
  width: 100%;
  max-width: 100%;
  font-size: 16px;
  line-height: 24px;
  color: var(--pm-body);
  text-align: left;
}

.pm-intro__grid {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 24px;
}

.pm-feature {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 16px;
  width: 100%;
  max-width: 608px;
  padding: 12px 20px;
  box-sizing: border-box;
  background: transparent;
}

.pm-feature:nth-child(even) {
  padding: 12px 24px;
}

.pm-feature__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  object-fit: contain;
  display: block;
}

.pm-feature__body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

.pm-feature__name {
  margin: 0;
  font-size: 20px;
  line-height: 28px;
  font-weight: 600;
  color: var(--pm-title);
}

.pm-feature__desc {
  margin: 0;
  font-size: 14px;
  line-height: 22px;
  color: var(--pm-muted);
}

/* —— 服务范围与内容（蓝底横幅 + 白卡上移重叠 + 四列双栏列表） —— */
.pm-scope {
  padding: 0 0 80px 0;
  background: #fff;
}

.pm-scope__head {
  width: 100%;
  max-width: var(--pm-max);
  margin: 0 auto;
  padding-left: var(--pm-pad-x);
  padding-right: var(--pm-pad-x);
  box-sizing: border-box;
  text-align: center;
}

.pm-scope__title {
  margin: 0;
  padding-top: 64px;
  padding-bottom: 48px;
  font-size: clamp(28px, 3vw, 36px);
  line-height: 54px;
  font-weight: 600;
  color: var(--pm-title);
}

.pm-scope__stack {
  /* max-width: var(--pm-max); */
  width: 100%;
  /* margin: 0 auto; */
  position: relative;
  background: #fff;
}

.pm-scope-visual {
  position: relative;
  border-radius: 0;
  overflow: hidden;
  min-height: clamp(180px, 240px, 260px);
  height: 260px;
  box-sizing: border-box;
}

.pm-scope-visual__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}
.pm-scope-visual__list{
  display: flex;
  gap: 16px;
}
.pm-scope-visual__item{
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.88);
  text-align: left;
}
.pm-scope-visual__item img{
  width: 24px;
  height: 24px;
  object-fit: contain;
}
.pm-scope-visual__strong{
  font-size: 24px;
  line-height: 1.5;
  font-weight: 600;
  color: #fff;
  margin:0 6px;
}
.pm-scope-visual__tint {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(6, 40, 110, 0.35) 0%,
    rgba(10, 70, 160, 0.5) 55%,
    rgba(12, 88, 190, 0.55) 100%
  );
  pointer-events: none;
}

.pm-scope-visual__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: clamp(20px, 3vw, 28px);
  padding: clamp(36px, 5vw, 52px) 0 clamp(72px, 10vw, 100px);
  width: var(--container-max-width);
  margin: 0 auto;
  box-sizing: border-box;
}

.pm-scope-visual__heading {
  margin: 0;
  font-size: clamp(22px, 2.8vw, 30px);
  line-height: 1.35;
  font-weight: 600;
  color: #fff;
  text-align: center;
  text-shadow: 0 2px 16px rgba(0, 25, 70, 0.45);
}

.pm-scope-visual__pipeline {
  margin: 0;
  max-width: 52em;
  padding: 0 12px;
  font-size: 14px;
  line-height: 22px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.88);
  text-align: center;
}

.pm-scope-visual__tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px 12px;
  list-style: none;
  width: 100%;
  box-sizing: border-box;
}

.pm-scope-visual__tag {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 36px;
  min-width: 120px;
  max-width: 120px;
  padding: 0 10px;
  border-radius: 4px;
  background: #fff;
  box-shadow: 2px 4px 8px 0 rgba(0, 0, 0, 0.06);
  font-size: 14px;
  line-height: 1.2;
  color: var(--pm-tag-text);
  text-align: center;
  box-sizing: border-box;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pm-scope-sheet-outer {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container-max-width);
  margin: -28px auto 10px;
  /* padding: 0 var(--pm-pad-x); */
  box-sizing: border-box;
}

.pm-scope-sheet {
  padding: 20px;
  background: #F9FBFD;
  box-sizing: border-box;
}

.pm-scope-sheet__cols {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  align-items: start;
}

.pm-scope-col {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
  /* padding: 0 clamp(12px, 1.8vw, 24px); */
}

.pm-scope-col:first-child {
  padding-left: 0;
}

.pm-scope-col:last-child {
  padding-right: 0;
  border-right: none;
}

.pm-scope-col__head {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pm-scope-col__icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
}

.pm-scope-col__icon svg {
  display: block;
}

.pm-scope-col__head-title {
  margin: 0;
  font-size: 16px;
  line-height: 24px;
  font-weight: 600;
  color: rgba(0, 0, 0, 0.92);
}

.pm-scope-col__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  column-gap: clamp(6px, 1.2vw, 14px);
}

.pm-scope-col__item {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  padding: 0;
  font-size: 14px;
  line-height: 20px;
  color: var(--pm-muted);
}

.pm-scope-col__item::before {
  content: "";
  flex-shrink: 0;
  width: 4px;
  height: 4px;
  margin-top: 7px;
  border-radius: 50%;
  background: #ff6b21;
  box-shadow: 0 0 0 1px rgba(255, 107, 33, 0.25);
}

/* —— 服务模式 —— */
.pm-modes {
  padding: 0 0 80px;
  background: #fff;
}

.pm-modes__inner {
  width: 100%;
  max-width: var(--pm-max);
  margin: 0 auto;
  /* padding: 0 var(--pm-pad-x); */
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 48px;
}

.pm-modes__title {
  margin: 0;
  font-size: clamp(28px, 3vw, 36px);
  line-height: 54px;
  font-weight: 600;
  color: var(--pm-title);
  text-align: center;
}

.pm-modes__grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
  align-items: stretch;
}

.pm-mode-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: 4px;
  overflow: hidden;
  min-height: 242px;
  background: #e8edf5;
}

.pm-mode-card__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}


.pm-mode-card__body {
  position: relative;
  z-index: 1;
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 32px 28px;
}

.pm-mode-card__icon {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.pm-mode-card__name {
  margin: 0;
  font-size: 20px;
  line-height: 28px;
  font-weight: 600;
  color: var(--pm-title);
  text-align: left;
}

.pm-mode-card__desc {
  margin: 0;
  min-height: 44px;
  font-size: 14px;
  line-height: 22px;
  color: var(--pm-muted);
  text-align: left;
}

.pm-mode-card__badge {
  align-self: start;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 24px;
  border-radius: 4px;
  background: linear-gradient(270deg, rgba(255, 255, 255, 0) 0%, rgba(217, 223, 255, 1) 100%);
  font-size: 14px;
  line-height: 22px;
  font-weight: 400;
  color: var(--pm-blue-badge);
}

.pm-modes__note {
  margin: 0;
  width: 100%;
  font-size: 14px;
  line-height: 22px;
  color: rgba(0, 0, 0, 0.6);
  text-align: center;
}

/* —— 底部 CTA（渐变条 + 电话） —— */
.pm-cta {
  position: relative;
  padding: 64px 0 80px;
  overflow: hidden;
  background: linear-gradient(
    135deg,
    #155dd1 0%,
    #1664d4 14%,
    #1870e8 43%,
    #1c82f8 71%,
    #1e90ff 100%
  );
}

.pm-cta__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--pm-max);
  margin: 0 auto;
  padding: 0 var(--pm-pad-x);
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  text-align: center;
}

.pm-cta__title {
  margin: 0;
  font-family: DINAlternate-Bold, 'DIN Alternate', 'Arial Narrow', system-ui, sans-serif;
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.35;
  font-weight: 700;
  color: #fff;
}

.pm-cta__sub {
  margin: 0;
  font-size: 16px;
  line-height: 24px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.92);
}

.pm-cta__phones {
  margin: 0;
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.5;
  font-weight: 600;
  color: #fff;
}

.pm-cta__phones a {
  color: inherit;
  text-decoration: none;
  white-space: nowrap;
}

.pm-cta__phones a:hover {
  text-decoration: underline;
}

@media (max-width: 1024px) {
  .pm-scope-sheet-outer {
    margin-top: clamp(-28px, -4vw, -52px);
  }

  .pm-scope-col {
    border-right: none;
    padding: 0;
  }

  .pm-scope-sheet__cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(20px, 3vw, 28px);
  }

  .pm-modes__grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .pm-intro__grid {
    flex-direction: column;
    align-items: stretch;
  }

  .pm-feature,
  .pm-feature:nth-child(even) {
    max-width: none;
    padding: 12px 16px;
  }
}

@media (max-width: 768px) {
  .pm-page .engineering-hero {
    min-height: clamp(300px, 72vw, 400px);
  }

  .pm-page .engineering-toc.sol-detail-tabs {
    padding: 24px 12px 0;
    justify-content: flex-start;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .pm-page .engineering-toc.sol-detail-tabs .sol-detail-tabs__track {
    flex-wrap: nowrap;
    justify-content: flex-start;
    min-width: min-content;
  }

  .pm-intro {
    padding: 40px 0 48px;
  }

  .pm-intro__inner {
    gap: 32px;
  }

  .pm-intro__title,
  .pm-scope__title,
  .pm-modes__title {
    line-height: 1.35;
  }

  .pm-intro__lead {
    text-align: left;
  }

  .pm-scope {
    padding: 40px 0 48px;
  }

  .pm-scope-visual__inner {
    padding: 28px var(--pm-pad-x) 56px;
    gap: 20px;
  }

  .pm-scope-visual__tag {
    font-size: 13px;
    padding: 0 8px;
  }

  .pm-scope-sheet-outer {
    margin-top: -24px;
  }

  .pm-scope-sheet__cols {
    grid-template-columns: 1fr;
  }

  .pm-scope-col__list {
    grid-template-columns: 1fr 1fr;
    column-gap: 12px;
  }

  .pm-modes {
    padding-bottom: 48px;
  }

  .pm-modes__inner {
    gap: 32px;
  }

  .pm-cta {
    padding: 48px 0 56px;
  }

  .pm-cta__phones {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
  }

  .pm-cta__phones span[aria-hidden="true"] {
    display: none;
  }
}