/*body {*/
/*  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;*/
/*  color: #333;*/
/*  background: #fff;*/
/*}*/

/* ── Hero ── */
.casebg{box-sizing: border-box;}
.hero {
  height: 550px;
  display: flex;
  align-items: center;
}
 .case1 {

  background: url("../images/banner01.png") no-repeat center center / cover;

}
 .case2{
  background: url("../images/banner_gcsb.png") no-repeat center center / cover;

}
 .case3{
  background: url("../images/banner_gyzz.png") no-repeat center center / cover;

}
 .case4{
  background: url("../images/banner_sjcj.png") no-repeat center center / cover;

}
 .case5{
  background: url("../images/banner_sqzq.png") no-repeat center center / cover;

}
 .case6{
  background: url("../images/banner_zncc.png") no-repeat center center / cover;

}
.hero-inner {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0 40px;
}

.hero-line {
  width: 36px;
  height: 3px;
  background: #fff;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 52px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 2px;
  margin-bottom: 24px;
}

.hero-divider {
  width: 100%;
  max-width: 700px;
  display: block;
  margin: 12px 0 20px;
}

.hero-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.hero-meta p {
  font-size: 20px;
  color: rgba(255,255,255,0.9);
  line-height: 1.6;
}

.hero-meta span {
  color: rgba(255,255,255,0.65);
  margin-right: 6px;
}
  /* 改进分析图居中，全宽 */
    .analysis-img {
      max-width: 100%;
    }

    /* 案例价值图全宽 */
    .value-img {
      max-width: 100%;
    }
     .value-img1 { max-width: 100%; margin-bottom: 24px; }
    .value-img2{ margin-bottom: 0;max-width: 100%;  }
/* ── Section common ── */
.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 40px;
}

.section-full {
  padding: 60px 0;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.section-title-icon {
  width: 6px;
  height: 22px;
  background: #3a6bb5;
  border-radius: 2px;
  flex-shrink: 0;
}

.section-title h2 {
  font-size: clamp(20px, 2.5vw, 26px);
  font-weight: 700;
  color: #1a1a1a;
}

.section-subtitle {
  font-size: 13px;
  color: #999;
  margin-left: 16px;
  margin-bottom: 36px;
  letter-spacing: 1px;
}

/* ── 需求背景 ── */
.bg-section {
  background: #fff;
}

.analysis-title {
  text-align: center;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 600;
  color: #222;
  margin-bottom: 30px;
}

.analysis-img {
  width: 100%;
  max-width: 900px;
  display: block;
  margin: 0 auto 28px;
}

.goal-bar {
  background: #3a6bb5;
  color: #fff;
  text-align: center;
  padding: 16px 24px;
  border-radius: 4px;
  font-size: clamp(14px, 1.6vw, 16px);
  font-weight: 500;
  max-width: 900px;
  margin: 0 auto;
  letter-spacing: 1px;
}

/* ── 案例价值 ── */
.value-section {
  background: #eef4fc;
}

.value-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 40px;
}

.value-img {
  width: 100%;
  max-width: 960px;
  display: block;
  margin: 0 auto;
}

/* ── 典型场景 ── */
.scenario-section {
  background: #fff;
}

.case-block {
  display: flex;
  align-items: flex-start;
  gap: 40px;
  margin-bottom: 60px;
}

.case-block:last-child { margin-bottom: 0; }

.case-block.reverse { flex-direction: row-reverse; }

.case-text {
  flex: 1;
  min-width: 0;
}

.case-text h3 {
  font-size: clamp(16px, 1.8vw, 19px);
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 14px;
}

.case-text .meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 0;
  flex-direction: column;
  margin-bottom: 4px;
}

.case-text .meta-item {
  font-size: clamp(13px, 1.4vw, 16px);
  color: #444;
  line-height: 1.8;
}

.case-text .meta-item .label {
  color: #888;
  margin-right: 4px;
}

.case-images {
  flex: 0 0 auto;
  width: min(48%, 520px);
}

.case-images img {
  width: 100%;
  display: block;
  border-radius: 4px;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .hero { padding: 40px 0 36px; }
  .hero-inner { padding: 0 20px; }
  .section { padding: 40px 20px; }
  .value-inner { padding: 40px 20px; }

  .case-block,
  .case-block.reverse {
    flex-direction: column;
  }

  .case-images {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .hero h1 { letter-spacing: 1px; }
}