/*
 * 科仪有维
 * 平台概况单页样式
 * about.css
 */

.kyyw-about-page {
  background: #f2f6fb;
  padding: 24px 0 56px;
  color: #14345c;
}

.kyyw-about-page *,
.kyyw-about-page *::before,
.kyyw-about-page *::after {
  box-sizing: border-box;
}

.kyyw-about-page .kyyw-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
}

/* 面包屑 */

.kyyw-crumb {
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid #dce6f2;
  color: #63758d;
  font-size: 14px;
  line-height: 1.7;
}

.kyyw-crumb span {
  color: #7b8ba0;
}

.kyyw-crumb a {
  color: #51657f;
  text-decoration: none;
}

.kyyw-crumb a:hover {
  color: #0b4a98;
}

/* 页面布局 */

.kyyw-about-layout {
  display: flex;
  align-items: flex-start;
  gap: 28px;
}

/* 左侧导航 */

.kyyw-about-sidebar {
  position: sticky;
  top: 90px;
  width: 250px;
  flex-shrink: 0;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid #d6e2f0;
  box-shadow: 0 4px 16px rgba(21, 66, 120, 0.06);
}

.kyyw-about-side-title {
  padding: 22px 24px;
  color: #ffffff;
  background: #0b4a98;
  border-top: 5px solid #d0181f;
}

.kyyw-about-side-title h2 {
  margin: 0;
  color: #ffffff;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.25;
}

.kyyw-about-side-title span {
  display: block;
  margin-top: 7px;
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  opacity: 0.82;
}

.kyyw-about-nav {
  margin: 0;
  padding: 0;
  list-style: none;
}

.kyyw-about-nav li {
  margin: 0;
  padding: 0;
  border-bottom: 1px solid #edf2f8;
}

.kyyw-about-nav li:last-child {
  border-bottom: none;
}

.kyyw-about-nav a {
  position: relative;
  display: block;
  padding: 17px 22px 17px 38px;
  color: #153d70;
  background: #ffffff;
  font-size: 17px;
  line-height: 1.5;
  text-decoration: none;
  transition: all 0.2s ease;
}

.kyyw-about-nav a::before {
  position: absolute;
  top: 50%;
  left: 22px;
  width: 4px;
  height: 15px;
  background: #d0181f;
  opacity: 0.35;
  content: "";
  transform: translateY(-50%);
  transition: all 0.2s ease;
}

.kyyw-about-nav a::after {
  position: absolute;
  top: 50%;
  right: 20px;
  color: #9aabc0;
  font-size: 16px;
  content: "›";
  transform: translateY(-50%);
}

.kyyw-about-nav a:hover {
  padding-left: 42px;
  color: #003f8f;
  background: #eef5ff;
  font-weight: 700;
}

.kyyw-about-nav a:hover::before {
  height: 20px;
  opacity: 1;
}

/* 右侧正文 */

.kyyw-about-main {
  min-width: 0;
  flex: 1;
  padding: 36px 40px 44px;
  background: #ffffff;
  border: 1px solid #d6e2f0;
  box-shadow: 0 4px 18px rgba(21, 66, 120, 0.06);
}

/* 页面标题 */

.kyyw-about-head {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 26px;
  padding-bottom: 20px;
  border-bottom: 3px solid #0b4a98;
}

.kyyw-about-head::before {
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 92px;
  height: 3px;
  background: #d0181f;
  content: "";
}

.kyyw-about-head h1 {
  margin: 0;
  color: #003b7a;
  font-size: 32px;
  font-weight: 800;
  line-height: 1.25;
}

.kyyw-about-head p {
  margin: 8px 0 0;
  color: #71839b;
  font-size: 15px;
  line-height: 1.6;
}

.kyyw-about-head > span {
  margin-top: 9px;
  color: #9aa8bd;
  font-size: 14px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

/* 单页正文基础样式 */

.kyyw-about-content {
  color: #243b5a;
  font-size: 17px;
  line-height: 2;
}

.kyyw-about-content p {
  margin: 0 0 16px;
}

.kyyw-about-content strong {
  color: #003b7a;
  font-weight: 700;
}

.kyyw-about-content a {
  color: #0b4a98;
  text-decoration: none;
}

.kyyw-about-content a:hover {
  text-decoration: underline;
}

/* 顶部导语 */

.kyyw-about-intro {
  position: relative;
  margin-bottom: 30px;
  padding: 26px 28px;
  overflow: hidden;
  background: linear-gradient(135deg, #f4f9ff 0%, #ffffff 100%);
  border: 1px solid #dce8f5;
  border-left: 5px solid #0b4a98;
}

.kyyw-about-intro::after {
  position: absolute;
  top: -38px;
  right: -38px;
  width: 130px;
  height: 130px;
  background: rgba(11, 74, 152, 0.04);
  border-radius: 50%;
  content: "";
}

.kyyw-about-intro h2 {
  position: relative;
  z-index: 1;
  margin: 0 0 12px;
  color: #003f8f;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.4;
}

.kyyw-about-intro p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: #1f3a5c;
  font-size: 17px;
  line-height: 2;
}

/* 正文板块 */

.kyyw-about-section {
  padding: 28px 0;
  border-top: 1px solid #e5edf7;
  scroll-margin-top: 100px;
}

.kyyw-about-section:first-of-type {
  border-top: none;
}

.kyyw-section-title {
  display: flex;
  align-items: center;
  margin-bottom: 18px;
}

.kyyw-section-title i {
  display: block;
  width: 5px;
  height: 24px;
  margin-right: 12px;
  background: #d0181f;
}

.kyyw-section-title h2 {
  margin: 0;
  color: #003b7a;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.35;
}

.kyyw-about-text {
  color: #243b5a;
  font-size: 17px;
  line-height: 2;
}

.kyyw-about-text p:last-child {
  margin-bottom: 0;
}

/* 平台定位卡片 */

.kyyw-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: 20px 0 8px;
}

.kyyw-grid-item {
  position: relative;
  min-height: 145px;
  padding: 20px 20px 18px;
  overflow: hidden;
  background: #f7fbff;
  border: 1px solid #dfeaf7;
  transition: all 0.2s ease;
}

.kyyw-grid-item::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 42px;
  height: 3px;
  background: #0b4a98;
  content: "";
}

.kyyw-grid-item:hover {
  border-color: #bed3ea;
  box-shadow: 0 7px 20px rgba(11, 74, 152, 0.08);
  transform: translateY(-2px);
}

.kyyw-grid-item h3 {
  margin: 0 0 9px;
  color: #003f8f;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.5;
}

.kyyw-grid-item p {
  margin: 0;
  color: #405772;
  font-size: 15px;
  line-height: 1.85;
}

/* 平台功能列表 */

.kyyw-function-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 20px;
}

.kyyw-function-item {
  position: relative;
  padding: 17px 18px 17px 48px;
  background: #ffffff;
  border: 1px solid #e0e9f4;
}

.kyyw-function-item::before {
  position: absolute;
  top: 19px;
  left: 19px;
  width: 18px;
  height: 18px;
  color: #ffffff;
  background: #0b4a98;
  border-radius: 50%;
  font-size: 12px;
  line-height: 18px;
  text-align: center;
  content: "✓";
}

.kyyw-function-item h3 {
  margin: 0 0 5px;
  color: #153d70;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
}

.kyyw-function-item p {
  margin: 0;
  color: #52677f;
  font-size: 15px;
  line-height: 1.75;
}

/* 建设运营信息 */

.kyyw-unit-box {
  margin-top: 18px;
  overflow: hidden;
  border: 1px solid #dce7f3;
}

.kyyw-unit-row {
  display: flex;
  border-bottom: 1px solid #e7eef6;
}

.kyyw-unit-row:last-child {
  border-bottom: none;
}

.kyyw-unit-label {
  width: 155px;
  flex-shrink: 0;
  padding: 15px 18px;
  color: #153d70;
  background: #f3f7fc;
  font-size: 16px;
  font-weight: 700;
}

.kyyw-unit-value {
  flex: 1;
  padding: 15px 20px;
  color: #405772;
  background: #ffffff;
  font-size: 16px;
}

/* 联系方式卡片 */

.kyyw-contact-box {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.kyyw-contact-item {
  padding: 18px 20px;
  background: #f8fbff;
  border: 1px solid #dfeaf7;
}

.kyyw-contact-item h3 {
  margin: 0 0 8px;
  color: #003f8f;
  font-size: 18px;
  font-weight: 700;
}

.kyyw-contact-item p {
  margin: 0;
  color: #405772;
  font-size: 15px;
  line-height: 1.8;
}

/* 说明提示 */

.kyyw-note {
  margin-top: 20px;
  padding: 17px 19px;
  color: #4b5f76;
  background: #fff8f0;
  border-left: 4px solid #d0181f;
  font-size: 15px;
  line-height: 1.85;
}

/* 移动端 */

@media (max-width: 900px) {

  .kyyw-about-page {
    padding: 16px 0 36px;
  }

  .kyyw-about-layout {
    display: block;
  }

  .kyyw-about-sidebar {
    position: static;
    width: 100%;
    margin-bottom: 16px;
  }

  .kyyw-about-side-title {
    display: none;
  }

  .kyyw-about-nav {
    display: flex;
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
  }

  .kyyw-about-nav li {
    flex: 0 0 auto;
    border-right: 1px solid #edf2f8;
    border-bottom: none;
  }

  .kyyw-about-nav a {
    padding: 13px 18px;
    font-size: 15px;
  }

  .kyyw-about-nav a::before,
  .kyyw-about-nav a::after {
    display: none;
  }

  .kyyw-about-nav a:hover {
    padding-left: 18px;
  }

  .kyyw-about-main {
    padding: 24px 16px 30px;
  }

  .kyyw-about-head h1 {
    font-size: 26px;
  }

  .kyyw-about-head p {
    font-size: 14px;
  }

  .kyyw-about-head > span {
    display: none;
  }

  .kyyw-about-intro {
    padding: 20px 18px;
  }

  .kyyw-about-intro h2,
  .kyyw-section-title h2 {
    font-size: 21px;
  }

  .kyyw-about-content,
  .kyyw-about-text,
  .kyyw-about-intro p {
    font-size: 16px;
    line-height: 1.9;
  }

  .kyyw-grid,
  .kyyw-function-list,
  .kyyw-contact-box {
    grid-template-columns: 1fr;
  }

  .kyyw-grid-item {
    min-height: auto;
  }

  .kyyw-unit-row {
    display: block;
  }

  .kyyw-unit-label {
    width: 100%;
    padding: 11px 15px;
  }

  .kyyw-unit-value {
    padding: 13px 15px;
  }
}

@media (max-width: 480px) {

  .kyyw-about-page .kyyw-container {
    padding: 0 10px;
  }

  .kyyw-about-main {
    padding: 21px 14px 26px;
  }

  .kyyw-about-head {
    margin-bottom: 20px;
  }

  .kyyw-about-head h1 {
    font-size: 24px;
  }

  .kyyw-about-intro {
    padding: 18px 15px;
  }

  .kyyw-about-intro h2,
  .kyyw-section-title h2 {
    font-size: 20px;
  }

  .kyyw-grid-item,
  .kyyw-contact-item {
    padding: 17px 16px;
  }

  .kyyw-function-item {
    padding: 16px 15px 16px 44px;
  }

  .kyyw-function-item::before {
    left: 16px;
  }
}