/* 市政施工概览页专用样式 */

.m-hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  overflow: hidden;
}

.m-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;

}

.m-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.15);
  z-index: 1;
}

.m-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 1200px;
  padding: 0 2rem;
}

.m-hero-title {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 2rem;
  text-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
  letter-spacing: 0.02em;
}

.m-hero-subtitle {
  font-size: 1.6rem;
  opacity: 0.95;
  margin-bottom: 3rem;
  text-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
  font-weight: 300;
  letter-spacing: 0.05em;
}

.m-hero-tags {
  display: flex;
  gap: 1.2rem;
  justify-content: center;
  flex-wrap: wrap;
}

.m-tag {
  padding: 0.8rem 2rem;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 40px;
  font-size: 1rem;
  font-weight: 500;
  transition: all 0.3s ease;
}

.m-tag:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
}

.m-hero-scroll {
  position: absolute;
  bottom: 4rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  z-index: 2;
  animation: float 2.5s ease-in-out infinite;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.m-hero-scroll i {
  font-size: 1.4rem;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(10px);
  }
}

.m-intro {
  background: linear-gradient(180deg, #ffffff 0%, #fbfbfd 100%);
  padding: 6rem;
}

.m-intro-inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 2rem;
  align-items: center;
}

.m-intro-text h2 {
  font-size: 2rem;
  color: #0b2b3a;
  margin-bottom: 0.75rem;
}

.m-intro-text p {
  color: #425466;
  margin-bottom: 0.6rem;
}

.m-intro-stats {
  display: flex;
  gap: 2rem;
  justify-content: flex-end;
}

.m-kpi {
  background: #ffffff;
  border: 1px solid #eef1f6;
  border-radius: 12px;
  padding: 1rem 1.25rem;
  text-align: center;
  min-width: 120px;
  box-shadow: 0 10px 30px rgba(16, 24, 40, 0.06);
}

.m-kpi .num {
  font-size: 1.8rem;
  color: #d12b26;
  font-weight: 900;
}

.m-kpi .label {
  color: #6b7280;
  margin-top: 0.25rem;
}

.m-sections {
  padding: 6rem;
  background: linear-gradient(180deg, #ffffff 0%, #f6f9ff 100%);
}

.m-sections-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.m-tile {
  position: relative;
  display: block;
  height: 220px;
  border-radius: 8px;
  overflow: hidden;
  text-decoration: none;
  color: #ffffff;
  background-size: cover;
  background-position: center;
  box-shadow: 0 14px 40px rgba(9, 20, 40, 0.08);
  transform: translateZ(0);
}

.m-tile-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 12, 30, 0.05) 0%, rgba(6, 12, 30, 0.55) 100%);
  transition: opacity 0.25s ease;
}

.m-tile-text {
  position: absolute;
  left: 14px;
  bottom: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.m-tile-text strong {
  font-size: 1.2rem;
  letter-spacing: 0.3px;
}

.m-tile-text em {
  font-style: normal;
  font-size: 0.9rem;
  opacity: 0.9;
}

.m-tile:hover .m-tile-mask {
  opacity: 0.75;
}

.m-tile:hover {
  box-shadow: 0 20px 60px rgba(9, 20, 40, 0.14);
  transform: translateY(-4px);
}

.m-block {
  padding: 3.8rem 0;
  background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
}

.m-block.alt {
  background: linear-gradient(180deg, #f7f9ff 0%, #ffffff 100%);
}

.m-block-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.m-media img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: 14px;
  box-shadow: 0 14px 40px rgba(2, 6, 23, 0.1);
}

.m-content h2 {
  font-size: 1.6rem;
  color: #07112a;
  margin-bottom: 0.75rem;
}

.m-content ul {
  padding-left: 1rem;
  color: #425466;
}

.m-content li {
  margin-bottom: 0.35rem;
}

.m-cta {
  padding: 6rem;
  max-height: 375px;
  background: linear-gradient(135deg, #fff5f4, #f5f9ff);
}

.m-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.m-cta-text h3 {
  font-size: 1.6rem;
  color: #0b2b3a;
}

.m-cta-text p {
  color: #6b7280;
  margin-top: 0.25rem;
}

.m-cta-actions {
  display: flex;
  gap: 0.8rem;
}


/* 当磁贴入口置于总体描述区内时，弱化背景并压缩间距 */
.m-intro .m-sections {
  padding: 2rem 0 0;
  background: transparent;
}

/* ========== 移动端适配 (≤ 1024px) ========== */
@media (max-width: 1024px) {

  /* Hero 区域 */
  .m-hero {
    min-height: 600px;
    height: 80vh;
  }

  .m-hero-content {
    padding: 0 1.5rem;
  }

  .m-hero-title {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
  }

  .m-hero-subtitle {
    font-size: 1.1rem;
    margin-bottom: 2rem;
  }

  .m-hero-tags {
    gap: 0.8rem;
  }

  .m-tag {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
  }

  .m-hero-scroll {
    bottom: 2rem;
    font-size: 0.75rem;
  }

  .m-hero-scroll i {
    font-size: 1.2rem;
  }

  /* 简介区 */
  .m-intro {
    padding: 3rem 1.5rem;
  }

  .m-intro-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .m-intro-text h2 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
  }

  .m-intro-text p {
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 0.8rem;
  }

  .m-intro-stats {
    display: block;

  }

  .m-kpi {
    min-width: 110px;
    padding: 1.2rem 1.5rem;
  }

  .m-kpi .num {
    font-size: 1.6rem;
  }

  .m-kpi .label {
    font-size: 0.9rem;
  }

  /* 磁贴网格 */
  .m-sections {
    padding: 3rem 1.5rem;
  }

  .m-intro .m-sections {
    padding: 2.5rem 0 0;
  }

  .m-sections-grid {
    grid-template-columns: repeat(1, 1fr);
    gap: 1rem;
  }

  .m-tile {
    height: 180px;
  }

  .m-tile-text {
    left: 12px;
    bottom: 10px;
  }

  .m-tile-text strong {
    font-size: 1.1rem;
  }

  .m-tile-text em {
    font-size: 0.85rem;
  }

  /* 内容块 */
  .m-block {
    padding: 3rem 1.5rem;
  }

  .m-block-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .m-media img {
    height: 280px;
  }

  .m-content h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
  }

  .m-content p,
  .m-content ul {
    font-size: 0.95rem;
  }

  /* CTA 区域 */
  .m-cta {
    padding: 3rem 1.5rem;
  }

  .m-cta-inner {
    flex-direction: column;
    text-align: center;
    gap: 2rem;
  }

  .m-cta-text h3 {
    font-size: 1.5rem;
  }

  .m-cta-text p {
    font-size: 0.95rem;
    margin-top: 0.5rem;
  }

  .m-cta-actions {
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
  }

  .m-cta-actions .btn {
    width: 100%;
    justify-content: center;
  }
}