/* ==========================================================================
   上海驭箭信息科技有限公司 · 官网样式表
   设计系统取自 Ardot 设计稿：科技蓝 #0052D9 / 深海军蓝 #0A1B3D
   ========================================================================== */

/* ---------- 设计变量 ---------- */
:root {
  --blue: #0052D9;
  --blue-dark: #0040A8;
  --blue-light: #EAF1FF;
  --blue-soft: #4FC3FF;
  --navy: #0A1B3D;
  --navy-mid: #0B2C7A;

  --ink: #141A2E;
  --body: #47536B;
  --muted: #6B7690;
  --placeholder: #8A94A6;
  --line: #E3EBF7;
  --line-strong: #D9E4F5;

  --bg: #FFFFFF;
  --bg-soft: #F4F7FD;
  --bg-card: #F8FAFD;

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;

  --container: 1200px;
  --shadow-card: 0 8px 24px rgba(0, 82, 217, .12);
  --shadow-soft: 0 8px 24px rgba(26, 51, 102, .08);
  --shadow-blue: 0 8px 24px rgba(0, 82, 217, .45);
}

/* ---------- 基础重置 ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, sans-serif;
  color: var(--body);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---------- 通用容器 ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* 全站白底策略：除导航外所有区块统一纯白，层次只靠留白、描边与投影建立 */
.section { padding: 52px 0; }
.section--soft { background: #fff; }
/* 首页段落级留白 = 原值的 60%（整体 -40%） */
.page-home .section { padding: 34px 0; }
.page-home .section--soft { background: #fff; }
.section--tight { padding: 44px 0; }
/* 白色区块之间的细分隔线，避免整页糊成一片 */
.section--divider { border-top: 1px solid #EFF3FA; }

/* ---------- 区块标题组 ---------- */
.sec-head { display: flex; flex-direction: column; gap: 10px; margin-bottom: 32px; }
.sec-head--center { align-items: center; text-align: center; }

.eyebrow {
  font-size: 14px;
  font-weight: 500;
  color: var(--blue);
  letter-spacing: .04em;
}
.eyebrow--light { color: var(--blue-soft); }

.sec-title {
  font-size: 36px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.35;
}
.sec-title--light { color: #fff; }

.sec-sub {
  font-size: 16px;
  color: var(--muted);
  max-width: 760px;
}
.sec-sub--light { color: #A9B8DE; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 40px;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .22s ease;
  white-space: nowrap;
}
.btn--primary { background: var(--blue); color: #fff; box-shadow: var(--shadow-blue); }
.btn--primary:hover { background: var(--blue-dark); transform: translateY(-2px); }
.btn--ghost { border-color: var(--line-strong); background: #fff; color: var(--blue); }
.btn--ghost:hover { background: var(--blue-light); border-color: var(--blue); }

/* ==========================================================================
   导航栏
   ========================================================================== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 76px;
  background: var(--blue);
}
.nav__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.nav__logo { display: flex; align-items: center; height: 44px; }
.nav__logo img { height: 44px; width: auto; }

.nav__menu { display: flex; align-items: center; gap: 36px; }
.nav__link {
  font-size: 15px;
  color: rgba(255, 255, 255, .78);
  transition: color .18s ease;
  white-space: nowrap;
}
.nav__link:hover { color: #fff; }
.nav__link.is-active { color: #fff; font-weight: 600; }

.nav__cta {
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--blue);
  font-size: 14px;
  font-weight: 500;
  transition: background .18s ease, color .18s ease;
}
.nav__cta:hover { background: var(--blue-light); color: var(--blue-dark); }

.nav__toggle {
  display: none;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, .35);
  border-radius: var(--radius-sm);
  background: transparent;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.nav__toggle span { display: block; width: 18px; height: 2px; background: #fff; border-radius: 2px; }

/* ==========================================================================
   首页 Hero（白底）
   ========================================================================== */
.hero {
  background: #fff;
  padding: 38px 0 34px;
  overflow: hidden;
  position: relative;
}
.hero::after {
  content: "";
  position: absolute;
  width: 1000px; height: 860px;
  right: -320px; top: -480px;
  background: radial-gradient(circle, rgba(0, 82, 217, .06), transparent 62%);
  pointer-events: none;
}
.hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  text-align: center;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  padding: 9px 22px;
  border-radius: 999px;
  background: var(--blue-light);
  border: 1px solid #C7DBFA;
  color: var(--blue);
  font-size: 16px;
}
.hero__title {
  font-size: 38px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.28;
  letter-spacing: .01em;
}
/* 窄屏时把算式断成两行，避免「企业」被拆字 */
.br-title { display: none; }
.hero__desc {
  font-size: 18px;
  line-height: 34px;
  color: var(--body);
  max-width: 700px;
}
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }

/* 双业务线卡片（白底描边卡） */
.hero__cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  width: 100%;
  margin-top: 12px;
  text-align: left;
}
.glass-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid #E4EAF6;
  box-shadow: 0 8px 24px rgba(10, 27, 61, .05);
  transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease;
}
.glass-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 82, 217, .35);
  box-shadow: 0 12px 32px rgba(0, 82, 217, .12);
}
.glass-card__icon { width: 44px; height: 44px; margin-bottom: 16px; }
.glass-card__title { font-size: 20px; font-weight: 600; color: var(--ink); margin-bottom: 12px; }
.glass-card__desc { font-size: 14px; line-height: 24px; color: var(--body); }

/* ==========================================================================
   数据指标条
   ========================================================================== */
.stats {
  background: #fff;
  padding: 18px 0;
  border-top: 1px solid #EFF3FA;
  border-bottom: 1px solid #EFF3FA;
}
.stats__row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  text-align: center;
}
.stat__value { font-size: 34px; font-weight: 700; color: var(--blue); line-height: 1.3; }
.stat__label { font-size: 14px; color: var(--muted); margin-top: 6px; }

/* ==========================================================================
   关于 / 通用左右图文
   ========================================================================== */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.split--reverse .split__visual { order: -1; }

.split__text { display: flex; flex-direction: column; gap: 20px; }
.split__text p { font-size: 16px; line-height: 30px; color: var(--body); }

.chips { display: flex; flex-wrap: wrap; gap: 12px; }
.chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--blue-light);
  color: var(--blue);
  font-size: 13px;
  font-weight: 500;
}

/* 图片占位 */
.visual {
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #ECF3FF 0%, #D8E7FF 100%);
  border: 1px solid #E0EAF9;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #8AA6CE;
  font-size: 15px;
  min-height: 400px;
}
.visual::before {
  content: "";
  width: 46px;
  height: 46px;
  margin-bottom: 12px;
  opacity: .8;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none'%3E%3Crect x='3' y='4' width='18' height='16' rx='2' stroke='%23A9B8CF' stroke-width='1.6'/%3E%3Ccircle cx='8.5' cy='9.5' r='1.5' fill='%23A9B8CF'/%3E%3Cpath d='M4 17l5-5 4 4 3-2 4 4' stroke='%23A9B8CF' stroke-width='1.6' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

/* 真实产品截图（替代占位块） */
.shot {
  margin: 0;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid #E1E9F7;
  box-shadow: 0 20px 44px rgba(10, 27, 61, .10), 0 2px 6px rgba(10, 27, 61, .04);
  overflow: hidden;
  transition: transform .28s ease, box-shadow .28s ease;
}
.shot:hover {
  transform: translateY(-2px);
  box-shadow: 0 26px 56px rgba(10, 27, 61, .14), 0 2px 6px rgba(10, 27, 61, .05);
}
.shot__zoom { display: block; cursor: zoom-in; }
.shot__img { display: block; width: 100%; height: auto; }
.shot__cap {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid #EFF3FA;
  background: #FBFCFE;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}
.shot__hint {
  margin-left: auto;
  flex: 0 0 auto;
  color: var(--blue);
  opacity: .85;
}
.shot__dot {
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
}

/* ==========================================================================
   产品矩阵卡片
   ========================================================================== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.product-card {
  padding: 24px;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid #DEE7F5;
  box-shadow: 0 4px 14px rgba(10, 27, 61, .05);
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(0, 82, 217, .16);
  border-color: rgba(0, 82, 217, .5);
}
.product-card--featured {
  background: var(--blue-light);
  border-color: #A8C6F5;
  box-shadow: 0 8px 24px rgba(0, 82, 217, .12);
}
.product-card__icon { width: 48px; height: 48px; }
.product-card__name { font-size: 24px; font-weight: 700; color: var(--ink); }
.product-card__tag { font-size: 13px; font-weight: 500; color: var(--blue); margin-top: -8px; }
.product-card__desc { font-size: 14px; line-height: 24px; color: var(--body); flex: 1; }
.product-card__link { font-size: 14px; font-weight: 500; color: var(--blue); }
.product-card__link::after { content: " →"; transition: margin .18s ease; }
.product-card:hover .product-card__link::after { margin-left: 4px; }

/* ==========================================================================
   AIGC 能力区（白底 + 浅描边面板）
   ========================================================================== */
.dark-section {
  background: #fff;
  padding: 56px 0;
}
.page-home .dark-section { padding: 34px 0; }
.cap-panel {
  background: #fff;
  border: 1px solid #E4EAF6;
  box-shadow: 0 16px 48px rgba(10, 27, 61, .07);
  border-radius: 28px;
  padding: 40px 32px;
}
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.cap-card {
  padding: 24px;
  border-radius: var(--radius);
  background: #F7F9FD;
  border: 1px solid #E3EBF8;
  min-height: 108px;
  transition: background .22s ease, border-color .22s ease;
}
.cap-card:hover { background: var(--blue-light); border-color: #C7DBFA; }
.cap-card__head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.cap-card__icon {
  flex: none;
  width: 28px; height: 28px;
  border-radius: 9px;
  background: linear-gradient(135deg, #EDF4FF, #DCE9FC);
  border: 1px solid #D6E3FA;
  color: var(--blue);
  display: flex; align-items: center; justify-content: center;
}
.cap-card__icon svg { width: 19px; height: 19px; display: block; }
.cap-card:hover .cap-card__icon { background: #fff; border-color: #BFD6F8; }
.cap-card__title { font-size: 17px; font-weight: 600; color: var(--ink); margin-bottom: 0; }
.cap-card__desc { font-size: 13px; line-height: 22px; color: var(--muted); text-wrap: pretty; }

.ops-label {
  margin-top: 32px;
  text-align: center;
  font-size: 15px;
  font-weight: 500;
  color: var(--blue);
}
.ops-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-top: 18px;
}
.ops-chip {
  padding: 7px 14px;
  border-radius: 999px;
  background: var(--blue-light);
  border: 1px solid #D3E2FA;
  color: var(--blue);
  font-size: 12px;
  white-space: nowrap;
}

/* ==========================================================================
   发展历程
   ========================================================================== */
.timeline__row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}
.milestone { position: relative; padding-top: 34px; }
/* 每段横线从左圆点连到下一个圆点，最后一段不画 */
.milestone::before {
  content: "";
  position: absolute;
  top: 5px; left: 0;
  width: calc(100% + 24px);
  height: 2px;
  background: var(--line-strong);
}
.milestone:last-child::before { display: none; }
.milestone__dot {
  position: absolute;
  top: 0; left: 0;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--blue);
  border: 3px solid #fff;
  box-shadow: 0 0 0 1px var(--line-strong);
}
.milestone__year { font-size: 22px; font-weight: 700; color: var(--blue); margin-bottom: 8px; }
.milestone__text { font-size: 14px; line-height: 22px; color: var(--body); }

/* ==========================================================================
   客户墙
   ========================================================================== */
.logo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.logo-item {
  height: 64px;
  border-radius: var(--radius);
  background: #F6F8FD;
  border: 1px solid #EDF2FB;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  padding: 0 24px;
  font-size: 17px;
  font-weight: 600;
  color: #2B364F;
  transition: border-color .2s ease, color .2s ease, transform .2s ease, background .2s ease;
}
/* 客户首字徽标：品牌色圆角方块 + 白色首字，作为官方 LOGO 的占位标记 */
.logo-mark {
  flex: none;
  width: 28px;
  height: 28px;
  border-radius: 9px;
  background: var(--mk, #0052D9);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .2s ease;
}
.logo-item:hover .logo-mark { transform: scale(1.06); }
.logo-item:hover { background: #fff; border-color: rgba(0, 82, 217, .4); color: var(--blue); transform: translateY(-2px); }

/* ==========================================================================
   CTA 行动条（白底卡片）
   ========================================================================== */
.cta {
  background: #fff;
  padding: 56px 0;
}
.page-home .cta { padding: 34px 0; }
.cta__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
  background: #fff;
  border: 1px solid #E4EAF6;
  box-shadow: 0 16px 44px rgba(10, 27, 61, .07);
  border-radius: 28px;
  padding: 48px 40px;
}
.cta__title { font-size: 34px; font-weight: 700; color: var(--ink); }
.cta__desc { font-size: 16px; color: var(--muted); }
.cta__btn {
  padding: 14px 44px;
  border-radius: var(--radius-sm);
  background: var(--blue);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  box-shadow: var(--shadow-blue);
  transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
}
.cta__btn:hover { background: var(--blue-dark); transform: translateY(-2px); }

/* ==========================================================================
   页脚（深蓝底）
   ========================================================================== */
.footer {
  background: linear-gradient(160deg, #0B2149 0%, #081733 100%);
  padding: 44px 0 24px;
}
.page-home .footer { padding: 26px 0 14px; }
.footer__main {
  display: grid;
  grid-template-columns: 240px 160px 160px 1fr;
  gap: 48px;
}
.footer__logo { height: 42px; width: auto; margin-bottom: 20px; }
.footer__desc { font-size: 14px; line-height: 24px; color: #A9B8DE; max-width: 300px; }
.footer__col-title { font-size: 15px; font-weight: 600; color: #fff; margin-bottom: 14px; }
.footer__col { display: flex; flex-direction: column; gap: 14px; }
.footer__link, .footer__text { font-size: 13px; color: #A9B8DE; line-height: 22px; transition: color .18s ease; }
.footer__link:hover { color: #fff; }
.footer__bottom {
  margin-top: 32px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, .12);
  text-align: center;
  font-size: 12px;
  color: #7A8CB2;
}

/* ==========================================================================
   内页 Hero（白底）
   ========================================================================== */
.page-hero {
  background: #fff;
  padding: 48px 0;
  text-align: center;
}
.page-hero__inner { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.page-hero__title { font-size: 40px; font-weight: 700; color: var(--ink); line-height: 1.32; }
.page-hero__desc { font-size: 16px; color: var(--muted); max-width: 860px; line-height: 1.7; }

/* ==========================================================================
   产品详情区块
   ========================================================================== */
.pblock { padding: 52px 0; }
.pblock--soft { background: #fff; }
/* 产品交替区块在白底上改用细分割线做节奏，不再用底色 */
.pblock + .pblock { border-top: 1px solid #EFF3FA; }

.pblock__text { display: flex; flex-direction: column; gap: 18px; }
.pblock__tag {
  display: inline-flex;
  align-self: flex-start;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--blue-light);
  color: var(--blue);
  font-size: 13px;
  font-weight: 500;
}
.pblock__name { font-size: 32px; font-weight: 700; color: var(--ink); line-height: 1.35; display: flex; align-items: center; gap: .38em; }
.pblock__icon { flex: none; width: 1.12em; height: 1.12em; display: block; }
.pblock__lead { font-size: 17px; font-weight: 500; color: var(--blue); line-height: 1.6; }
.pblock__desc { font-size: 15px; line-height: 28px; color: var(--body); }
.pblock__desc .nw { white-space: nowrap; }

/* 特性标签：固定三列，两行均衡排布，避免出现单个标签落行 */
.feature-chips {
  display: grid;
  grid-template-columns: repeat(3, max-content);
  gap: 10px;
  align-items: stretch;
}
.feature-chip {
  padding: 7px 14px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  font-size: 13px;
  color: var(--body);
  white-space: nowrap;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pblock--soft .feature-chip { background: #fff; }

.metrics { display: flex; gap: 40px; flex-wrap: wrap; margin-top: 4px; }
.metric__value { font-size: 26px; font-weight: 700; color: var(--blue); line-height: 1.3; }
.metric__label { font-size: 13px; color: var(--muted); margin-top: 4px; }

/* ==========================================================================
   对比表
   ========================================================================== */
.table-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
table.compare { width: 100%; border-collapse: collapse; font-size: 14px; }
table.compare thead th {
  background: #EFF5FF;
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
  text-align: left;
  padding: 16px 20px;
  white-space: nowrap;
}
table.compare tbody td {
  padding: 16px 20px;
  border-top: 1px solid #EDF1F8;
  color: var(--body);
  line-height: 1.6;
}
table.compare tbody tr:nth-child(even) { background: var(--bg-card); }
table.compare tbody td:first-child { font-weight: 600; color: var(--blue); font-size: 15px; white-space: nowrap; }

/* ==========================================================================
   能力 / 方案 / 案例 卡片网格
   ========================================================================== */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

.info-card {
  padding: 24px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.info-card__icon { display: block; width: 40px; height: 40px; margin-bottom: 6px; }

/* 客户标识牌：与产品图标同高同位置，宽度随字标自适应 */
.client-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  margin-bottom: 4px;
  border-radius: 10px;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .8px;
  line-height: 1;
  box-shadow: 0 4px 12px rgba(10, 27, 61, .14);
}
.client-mark--wuxi { background: linear-gradient(135deg, #16907A, #0A5C4E); }
.client-mark--texl { background: linear-gradient(135deg, #1D4E7E, #12304C); }
.client-mark--cimc { background: linear-gradient(135deg, #0E68BE, #04427C); }
.client-mark--yongda { background: linear-gradient(135deg, #D8372F, #A01B18); }
.client-mark--hitachi { background: linear-gradient(135deg, #E01B14, #A50B07); }
.info-card__title { font-size: 17px; font-weight: 600; color: var(--ink); }
.info-card__desc { font-size: 13px; line-height: 22px; color: var(--muted); }

.big-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: var(--shadow-soft);
}
.big-card--accent { border-color: #78A6F2; box-shadow: var(--shadow-card); }
.big-card__icon { width: 44px; height: 44px; }
.big-card__title { font-size: 22px; font-weight: 600; color: var(--ink); }
.big-card__desc { font-size: 14px; line-height: 26px; color: var(--body); }

.tag-row { display: flex; flex-wrap: wrap; gap: 10px; }
.tag {
  padding: 6px 12px;
  border-radius: 6px;
  background: var(--blue-light);
  color: var(--blue);
  font-size: 12px;
}

.sol-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: box-shadow .22s ease, transform .22s ease;
}
.sol-card:hover { box-shadow: var(--shadow-soft); transform: translateY(-4px); }
.sol-card__logo { display: block; width: 44px; height: 44px; margin-bottom: 2px; }
.sol-card__title { font-size: 19px; font-weight: 600; color: var(--ink); }
.sol-card__desc { font-size: 14px; line-height: 24px; color: var(--body); }

/* ---------- 服务流程 ---------- */
.flow-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.flow-card {
  padding: 24px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--line-strong);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.flow-card__no {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background: var(--blue-light);
  color: var(--blue);
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.flow-card__title { font-size: 16px; font-weight: 600; color: var(--ink); line-height: 24px; }
.flow-card__desc { font-size: 13px; line-height: 22px; color: var(--muted); }

/* ---------- ITSM 胶囊 ---------- */
.itsm-chips {
  display: grid;
  /* 等宽等高三列：列宽按等分计算，不再随文字长度变化 */
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  max-width: 720px;
  margin: 28px auto 0;
}
.itsm-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 10px 22px;
  border-radius: 999px;
  background: var(--blue-light);
  border: 1px solid #D3E2FA;
  color: var(--blue);
  font-size: 14px;
  line-height: 20px;
  white-space: nowrap;
}
.itsm-chip__icon { display: block; width: 16px; height: 16px; flex: none; }

/* ==========================================================================
   联系我们
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 520px 1fr;
  gap: 24px;
  align-items: start;
}
.contact-card {
  padding: 36px;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid #E4EAF6;
  box-shadow: 0 8px 24px rgba(10, 27, 61, .05);
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.contact-card__title { font-size: 22px; font-weight: 600; color: var(--ink); }
.contact-item { display: flex; gap: 14px; align-items: center; }
.contact-item svg { width: 22px; height: 22px; flex: none; }
.contact-item span { font-size: 14px; line-height: 24px; color: var(--body); }
.contact-divider { height: 1px; background: #EFF3FA; }
.contact-note {
  padding: 16px 20px;
  border-radius: 10px;
  background: var(--blue-light);
  font-size: 13px;
  line-height: 22px;
  color: var(--blue);
}

.form-card {
  position: relative;
  padding: 36px;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-card__title { font-size: 20px; font-weight: 600; color: var(--ink); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field {
  height: 48px;
  padding: 0 16px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  transition: border-color .18s ease, background .18s ease;
}
.form-field:focus-within { border-color: var(--blue); background: #fff; }
.form-field input {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  font-family: inherit;
  font-size: 14px;
  color: var(--ink);
}
.form-field input::placeholder { color: var(--placeholder); }
.form-textarea {
  min-height: 120px;
  padding: 14px 16px;
  align-items: flex-start;
}
.form-textarea textarea {
  width: 100%;
  min-height: 92px;
  border: 0;
  outline: 0;
  resize: vertical;
  background: transparent;
  font-family: inherit;
  font-size: 14px;
  line-height: 22px;
  color: var(--ink);
}
.form-textarea textarea::placeholder { color: var(--placeholder); }
.form-submit {
  height: 50px;
  border: 0;
  border-radius: var(--radius-sm);
  background: var(--blue);
  color: #fff;
  font-family: inherit;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: background .2s ease;
}
.form-submit:hover { background: var(--blue-dark); }
.form-submit:disabled { background: var(--blue-dark); opacity: .65; cursor: default; }
.form-tip { font-size: 13px; color: #0E9F6E; text-align: center; line-height: 1.6; }
.form-tip[hidden] { display: none; }
.form-tip a { color: var(--blue); text-decoration: underline; text-underline-offset: 2px; }
.form-tip--error { color: #D93025; }
.form-tip--info { color: var(--muted); }
.form-field.has-error { border-color: #D93025; background: #FEF4F3; }
/* 蜜罐字段：正常用户不可见，不参与布局 */
.form-honey {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  border: 0;
  padding: 0;
  pointer-events: none;
}

/* ---------- 办公室 ---------- */
.office-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.office-card {
  padding: 24px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.office-card--main { border-color: #78A6F2; }
.office-card__city { font-size: 17px; font-weight: 600; color: var(--ink); }
.office-card--main .office-card__city { color: var(--blue); }
.office-card__desc { font-size: 13px; color: var(--muted); }

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1100px) {
  .nav__menu { gap: 24px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer__main { grid-template-columns: 1fr 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; }
  .flow-grid { grid-template-columns: repeat(3, 1fr); }
  .office-grid { grid-template-columns: repeat(3, 1fr); }
  .split { gap: 40px; }
  .shot__hint { display: none; }
}

@media (max-width: 900px) {
  .nav__toggle { display: flex; }
  .nav__menu {
    position: absolute;
    top: 76px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #0048C4;
    padding: 8px 24px 16px;
    display: none;
    box-shadow: 0 16px 32px rgba(4, 20, 50, .28);
  }
  .nav__menu.is-open { display: flex; }
  .nav__link { padding: 14px 0; border-bottom: 1px solid rgba(255, 255, 255, .14); }
  .nav__link.is-active { color: #fff; }
  .nav__cta { margin-top: 14px; text-align: center; padding: 12px 24px; }

  .hero { padding: 24px 0 26px; }
  .hero__title { font-size: 28px; }
  .br-title { display: block; }
  /* 窄屏交给浏览器自然折行，避免硬断行留下「xDrive 智能体平台」这类孤行 */
  .br-desk { display: none; }
  .hero__desc { font-size: 16px; line-height: 28px; max-width: none; }
  .hero__cards { grid-template-columns: 1fr; }

  .section, .pblock, .dark-section { padding: 36px 0; }
  .page-home .section,
  .page-home .dark-section,
  .page-home .cta { padding: 22px 0; }
  .page-home .footer { padding: 18px 0 10px; }
  .cap-panel { padding: 32px 20px; border-radius: 20px; }
  .itsm-chips { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; max-width: 520px; }
  .itsm-chip { padding: 10px 18px; }
  .cta { padding: 36px 0; }
  .cta__inner { padding: 40px 24px; border-radius: 20px; }
  .sec-title { font-size: 28px; }
  .page-hero { padding: 36px 0; }
  .page-hero__title { font-size: 30px; }
  .cta__title { font-size: 26px; }

  .stats__row { grid-template-columns: repeat(2, 1fr); gap: 28px 16px; }
  .split { grid-template-columns: 1fr; }
  .split--reverse .split__visual { order: 0; }
  .visual { min-height: 260px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .logo-grid { grid-template-columns: repeat(2, 1fr); }
  .timeline__row { grid-template-columns: 1fr 1fr; gap: 28px; }
  .milestone { padding-top: 26px; }
  .milestone::before { display: none; }
  .flow-grid { grid-template-columns: 1fr 1fr; }
  .office-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer__main { grid-template-columns: 1fr; gap: 32px; }
  .pblock__name { font-size: 26px; }
}

@media (max-width: 560px) {
  .hero__title { font-size: 22px; }
  .product-grid { grid-template-columns: 1fr; }
  .cap-grid { grid-template-columns: 1fr; }
  .flow-grid { grid-template-columns: 1fr; }
  .office-grid { grid-template-columns: 1fr; }
  .timeline__row { grid-template-columns: 1fr; }
  .metrics { gap: 24px; }
  .btn { padding: 13px 28px; font-size: 15px; }
  .feature-chips { grid-template-columns: repeat(2, max-content); }
  /* 带图标的胶囊按内容撑宽后两列会溢出，手机端改单列 */
  .itsm-chips { grid-template-columns: minmax(0, 1fr); gap: 10px; max-width: none; }
  .itsm-chip { padding: 10px 18px; }
  /* 客户墙仍保留两列，靠缩小字号与内边距塞下 6 字公司名 */
  .logo-item { font-size: 15px; padding: 0 12px; gap: 7px; }
  .logo-mark { width: 24px; height: 24px; border-radius: 8px; font-size: 13px; }
}

/* ==========================================================================
   行业新闻 · 列表页
   ========================================================================== */
.news-section { padding-top: 40px; }

.news-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 20px;
  margin-bottom: 28px;
  border-bottom: 1px solid #EFF3FA;
}
.news-bar__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}
.news-bar__range { color: var(--ink); font-weight: 500; letter-spacing: .02em; }
.news-bar__sep { width: 1px; height: 12px; background: var(--line-strong); }

.news-filter { display: flex; flex-wrap: wrap; gap: 8px; }
.news-filter__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font-size: 13.5px;
  font-family: inherit;
  line-height: 1.4;
  cursor: pointer;
  transition: all .18s ease;
}
.news-filter__btn b { font-weight: 500; font-size: 12px; color: #A8B2C6; }
.news-filter__btn:hover { border-color: #C7DBFA; color: var(--blue); background: #F7FAFF; }
.news-filter__btn:hover b { color: var(--blue); }
.news-filter__btn.is-active {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
  font-weight: 500;
}
.news-filter__btn.is-active b { color: rgba(255, 255, 255, .72); }

/* ---------- 列表卡片 ---------- */
.news-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}
.news-card {
  display: flex;
  flex-direction: column;
  padding: 26px 28px;
  border: 1px solid #E4EAF6;
  border-radius: var(--radius-lg);
  background: #fff;
  transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease;
}
.news-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 82, 217, .35);
  box-shadow: 0 12px 32px rgba(0, 82, 217, .12);
}
.news-card__top {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.news-card__cat {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 6px;
  background: var(--blue-light);
  color: var(--blue);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .02em;
}
.news-card__new {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 6px;
  background: var(--blue);
  color: #fff;
  font-size: 12px;
  font-weight: 500;
}
.news-card__date { margin-left: auto; font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; }

.news-card__title {
  font-size: 19px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.55;
  margin-bottom: 12px;
  transition: color .18s ease;
}
.news-card:hover .news-card__title { color: var(--blue); }

.news-card__summary {
  font-size: 14.5px;
  line-height: 26px;
  color: var(--body);
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid #EFF3FA;
}
.news-card__src {
  font-size: 12.5px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.news-card__more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  flex: none;
  font-size: 13px;
  color: var(--blue);
  transition: gap .18s ease;
}
.news-card__more svg { width: 14px; height: 14px; display: block; }
.news-card:hover .news-card__more { gap: 8px; }

/* ---------- 空态与页脚 ---------- */
.news-empty {
  padding: 64px 0;
  text-align: center;
  font-size: 15px;
  color: var(--muted);
}
.news-noscript {
  margin: 28px 0;
  padding: 20px 24px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  border-radius: var(--radius-sm);
  background: #F7FAFF;
  font-size: 14px;
  line-height: 26px;
  color: var(--body);
}
.news-noscript a { color: var(--blue); text-decoration: underline; }

.news-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid #EFF3FA;
}
.news-foot__note { font-size: 13px; line-height: 24px; color: var(--muted); }

/* ==========================================================================
   行业新闻 · 详情页
   ========================================================================== */
.article { padding: 32px 0 56px; }
.article__wrap { max-width: 820px; margin: 0 auto; }

.article-crumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 28px;
}
.article-crumb a { transition: color .18s ease; }
.article-crumb a:hover { color: var(--blue); }
.article-crumb span { color: #C3CBDA; }
.article-crumb__current {
  color: var(--body) !important;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.article-head__meta { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.article-head__cat {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 6px;
  background: var(--blue-light);
  color: var(--blue);
  font-size: 12.5px;
  font-weight: 500;
}
.article-head__date { font-size: 13.5px; color: var(--muted); font-variant-numeric: tabular-nums; }

.article-head__title {
  font-size: 36px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.42;
  letter-spacing: -.005em;
}

.article-head__lead {
  margin-top: 20px;
  padding-left: 18px;
  border-left: 3px solid rgba(0, 82, 217, .35);
  font-size: 17px;
  line-height: 32px;
  color: #3A4660;
}

/* ---------- 关键信息 ---------- */
.article-facts {
  margin-top: 34px;
  padding: 24px 26px;
  border: 1px solid #E6EEFB;
  border-radius: var(--radius);
  background: #F6F9FE;
}
.article-facts__title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--blue);
  letter-spacing: .04em;
  margin-bottom: 14px;
}
.article-facts__title svg { width: 16px; height: 16px; display: block; }
.article-facts__list { display: flex; flex-direction: column; gap: 10px; }
.article-facts__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 26px;
  color: var(--body);
}
.article-facts__list li::before {
  content: "";
  position: absolute;
  left: 0; top: 11px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: #9CC0F5;
}

/* ---------- 正文 ---------- */
.article-body { margin-top: 36px; }
.article-sec + .article-sec { margin-top: 32px; }
.article-sec__title {
  position: relative;
  padding-left: 14px;
  font-size: 21px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.55;
  margin-bottom: 14px;
}
.article-sec__title::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 3px; height: 18px;
  border-radius: 2px;
  background: var(--blue);
}
.article-sec__text {
  font-size: 16.5px;
  line-height: 32px;
  color: #38445C;
  text-align: justify;
}

/* ---------- 转载出处 ---------- */
.article-origin {
  margin-top: 44px;
  padding: 24px 26px;
  border: 1px solid #E4EAF6;
  border-radius: var(--radius);
  background: #FBFCFE;
}
.article-origin__head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: .04em;
  margin-bottom: 16px;
}
.article-origin__head svg { width: 17px; height: 17px; display: block; color: var(--blue); }

.article-origin__rows { display: flex; flex-direction: column; }
.article-origin__row {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 14px;
  padding: 9px 0;
  font-size: 14px;
  line-height: 24px;
}
.article-origin__row + .article-origin__row { border-top: 1px dashed #EBF0F9; }
.article-origin__key { color: var(--muted); }
.article-origin__val { color: var(--ink); word-break: break-word; }

.article-origin__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  padding: 9px 18px;
  border: 1px solid rgba(0, 82, 217, .28);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--blue);
  font-size: 13.5px;
  transition: all .18s ease;
}
.article-origin__link svg { width: 15px; height: 15px; display: block; }
.article-origin__link:hover { background: var(--blue-light); border-color: var(--blue); }

.article-origin__note {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid #EFF3FA;
  font-size: 12.5px;
  line-height: 22px;
  color: var(--muted);
}

/* ---------- 翻页 ---------- */
.article-pager {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 40px;
}
.article-pager__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 20px;
  border: 1px solid #E4EAF6;
  border-radius: var(--radius);
  background: #fff;
  transition: all .2s ease;
}
.article-pager__item--right { text-align: right; align-items: flex-end; }
a.article-pager__item:hover { border-color: rgba(0, 82, 217, .35); background: #FAFCFF; }
.article-pager__item.is-off { background: #FAFBFD; opacity: .62; }
.article-pager__dir { font-size: 12.5px; color: var(--muted); }
.article-pager__title {
  font-size: 14.5px;
  line-height: 24px;
  color: var(--ink);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .18s ease;
}
a.article-pager__item:hover .article-pager__title { color: var(--blue); }

.article-back { display: flex; justify-content: center; margin-top: 36px; }
.article-back .btn { padding: 12px 26px; font-size: 14.5px; border-radius: var(--radius-sm); }

/* ---------- 未找到 ---------- */
.article-missing { padding: 80px 0 96px; text-align: center; }
.article-missing h1 { font-size: 28px; font-weight: 700; color: var(--ink); margin-bottom: 14px; }
.article-missing p { font-size: 15px; color: var(--muted); margin-bottom: 28px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1100px) {
  .news-card { padding: 24px; }
  .news-card__title { font-size: 18px; }
}

@media (max-width: 900px) {
  .news-section { padding-top: 28px; }
  .news-bar { flex-direction: column; align-items: flex-start; gap: 14px; }
  /* 平板竖屏保持两列，卡片仍可读；窄手机才降为单列 */
  .news-list { gap: 18px; }
  .news-card { padding: 22px; }
  .news-card__title { font-size: 17px; }
  .news-card__summary { font-size: 14px; line-height: 25px; }
  .news-foot { flex-direction: column; align-items: flex-start; gap: 16px; }

  .article { padding: 24px 0 44px; }
  .article-head__title { font-size: 28px; }
  .article-head__lead { font-size: 16px; line-height: 30px; }
  .article-sec__title { font-size: 19px; }
  .article-sec__text { font-size: 16px; line-height: 30px; }
  .article-pager { grid-template-columns: 1fr; }
  .article-pager__item--right { text-align: left; align-items: flex-start; }
}

@media (max-width: 700px) {
  .news-list { grid-template-columns: 1fr; }
  .news-card { padding: 22px; }
  .news-card__title { font-size: 17.5px; }
}

@media (max-width: 560px) {
  .news-bar__meta { flex-wrap: wrap; gap: 6px 10px; font-size: 12.5px; }
  .news-bar__sep { display: none; }
  .news-filter { gap: 6px; }
  .news-filter__btn { padding: 6px 12px; font-size: 13px; }

  .news-card { padding: 20px; border-radius: var(--radius); }
  .news-card__title { font-size: 16.5px; line-height: 1.55; margin-bottom: 10px; }
  .news-card__summary { font-size: 14px; line-height: 25px; }
  .news-card__foot { padding-top: 14px; }

  /* 面包屑：标题过长时独占一行，避免「/」孤悬行尾 */
  .article-crumb { row-gap: 6px; }
  .article-crumb__sep--last { display: none; }
  .article-crumb__current { display: block; width: 100%; white-space: normal; line-height: 22px; }

  .article-head__title { font-size: 24px; line-height: 1.45; }
  .article-head__lead { font-size: 15.5px; line-height: 28px; padding-left: 14px; margin-top: 16px; }
  .article-facts { padding: 20px; }
  .article-facts__list li { font-size: 14px; line-height: 25px; }
  .article-sec__title { font-size: 18px; }
  .article-sec__text { font-size: 15.5px; line-height: 29px; }
  .article-origin { padding: 20px; }
  .article-origin__row { grid-template-columns: 1fr; gap: 2px; }
  .article-origin__key { font-size: 12.5px; }
}