/* 解决方案页 */
.sol-page {
  background: #fff;
  color: #333;
  padding-bottom: 40px;
}

/* Banner：不限宽，按图片本身尺寸居中显示 */
.sol-banner-wrap {
  display: flex;
  justify-content: center;
  margin: 40px auto 0;
  padding: 0 12px;
  box-sizing: border-box;
}
.sol-banner {
  position: relative;
  display: inline-block;
  max-width: 100%;
  border-radius: 16px;
  overflow: hidden;
  line-height: 0;
}
.sol-banner__img {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
}
.sol-banner__title {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
  margin: 0;
  padding: 0 16px;
  width: 100%;
  box-sizing: border-box;
  font-size: 60px;
  font-weight: 700;
  color: #000;
  text-align: center;
  letter-spacing: 2px;
  line-height: 1.3;
  text-shadow:
    -2px -2px 0 #fff,
    0 -2px 0 #fff,
    2px -2px 0 #fff,
    -2px 0 0 #fff,
    2px 0 0 #fff,
    -2px 2px 0 #fff,
    0 2px 0 #fff,
    2px 2px 0 #fff;
}

/* 行业背景 + 行业所需：同一段蓝紫渐变 */
.sol-grad {
  background: linear-gradient(180deg, rgba(248, 248, 248, 0) 0%, #c8d6ff 100%);
  padding: 0 12px 24px;
}
.sol-grad .sol-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.sol-section__title {
  margin: 40px 0 0;
  text-align: center;
  font-size: 30px;
  font-weight: 700;
  color: #333;
  letter-spacing: 1px;
}

.sol-bg__text {
  max-width: 1200px;
  margin: 12px auto 0;
  font-size: 16px;
  line-height: 1.9;
  color: #666;
  text-align: left;
  text-indent: 2em;
}
.sol-bg__text p {
  margin: 0;
  display: inline;
}
.sol-bg__text p + p::before {
  content: '';
  display: block;
  height: 0;
}

/* 行业所需卡片：半透明白底，图标在左 */
.sol-need-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 32px;
  justify-content: center;
}
.sol-need-card {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  padding: 20px;
  min-height: 130px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.sol-need-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 18px rgba(30, 80, 160, 0.12);
}
.sol-need-card__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
}
.sol-need-card__icon img {
  width: 40px;
  height: 40px;
  display: block;
  object-fit: contain;
}
.sol-need-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: #555;
}

/* 解决方案 / 方案优势 */
.sol-section {
  width: 100%;
  padding: 16px 12px 40px;
}
.sol-section--plans,
.sol-section--adv {
  background: #fff;
}
.sol-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.sol-plan-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 32px;
  justify-content: center;
}
.sol-plan-card {
  width: calc(50% - 10px);
  box-sizing: border-box;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 8px;
  border-top: 10px solid #1a6dff;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
  padding: 12px 20px 24px;
  min-height: 150px;
}
.sol-plan-card__title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  color: #222;
  line-height: 1.5;
}
.sol-plan-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: #666;
}

.sol-adv-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 32px;
}
.sol-adv-card {
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 4px 16px rgba(30, 80, 160, 0.1);
  padding: 24px 20px 28px;
  min-height: 190px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.sol-adv-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 22px rgba(30, 80, 160, 0.14);
}
.sol-adv-card__icon {
  width: 40px;
  height: 40px;
  margin-bottom: 14px;
}
.sol-adv-card__icon img {
  width: 40px;
  height: 40px;
  display: block;
  object-fit: contain;
}
.sol-adv-card__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: #222;
}
.sol-adv-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: #555;
}

.sol-need-grid--5 {
  grid-template-columns: repeat(5, 1fr);
}
.sol-need-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}
.sol-adv-grid--5 {
  grid-template-columns: repeat(5, 1fr);
}
.sol-adv-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}
.sol-adv-grid--auto {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.sol-plan-grid--1 .sol-plan-card {
  width: 100%;
}

/* 与全站一致：1200 / 992 / 768（header、about、functionAll、app） */
@media screen and (max-width: 1200px) {
  .sol-need-grid,
  .sol-adv-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .sol-need-grid--5,
  .sol-adv-grid--5 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media screen and (max-width: 992px) {
  .sol-need-grid,
  .sol-need-grid--5,
  .sol-need-grid--3,
  .sol-adv-grid,
  .sol-adv-grid--5,
  .sol-adv-grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (max-width: 768px) {
  .sol-banner-wrap {
    margin-top: 20px;
  }
  .sol-banner {
    border-radius: 12px;
  }
  .sol-banner__title {
    font-size: 28px;
  }
  .sol-section__title {
    font-size: 24px;
    margin-top: 28px;
  }
  .sol-bg__text {
    font-size: 14px;
    line-height: 1.85;
  }
  .sol-need-grid,
  .sol-need-grid--5,
  .sol-need-grid--3,
  .sol-adv-grid,
  .sol-adv-grid--5,
  .sol-adv-grid--3 {
    grid-template-columns: 1fr;
  }
  .sol-need-card,
  .sol-adv-card,
  .sol-plan-card {
    min-height: auto;
    width: 100%;
  }
  .sol-need-card {
    padding: 16px;
  }
  .sol-adv-card {
    padding: 20px 16px 22px;
  }
  .sol-plan-card {
    padding: 12px 16px 20px;
  }
}