/* ============================================================
   蓝鹏 BLUEROC · 品牌官网样式 v2（Apple 风格设计系统）
   ------------------------------------------------------------
   原则：单一强调色 Action Blue；无渐变；无装饰性阴影；
   阴影只属于产品图一处；区块以底色切换为分隔；胶囊按钮语法。
   ============================================================ */

:root {
  /* Brand & Accent */
  --blue: #0066cc;        /* Action Blue 唯一交互色 */
  --blue-focus: #0071e3;  /* 键盘焦点 */
  --blue-on-dark: #2997ff;/* 深色面上的链接蓝 */
  --brand-blue: #018ffe;  /* 官方 logo 蓝块实测色值，用于顶部品牌导航条 */
  /* Surface */
  --white: #ffffff;
  --parchment: #f5f5f7;
  --pearl: #fafafc;
  --tile1: #272729;
  --tile2: #2a2a2c;
  --tile3: #252527;
  --black: #000000;
  --chip-gray: rgba(210, 210, 215, 0.64);
  /* Text */
  --ink: #1d1d1f;
  --ink-80: #333333;
  --ink-48: #7a7a7a;
  --dark-body: #ffffff;
  --dark-muted: #cccccc;
  /* Line */
  --divider-soft: #f0f0f0;
  --hairline: #e0e0e0;
  /* Shape */
  --r-xs: 5px;
  --r-sm: 8px;
  --r-md: 11px;
  --r-lg: 18px;
  --r-pill: 9999px;
  /* Type */
  --font-display: "SF Pro Display", system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "HarmonyOS Sans SC", "MiSans", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-text: "SF Pro Text", system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "HarmonyOS Sans SC", "MiSans", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  /* Elevation —— 全系统唯一阴影，只给产品图 */
  --product-shadow: rgba(0, 0, 0, 0.22) 3px 5px 30px 0;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-text);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.47;
  letter-spacing: -0.374px; /* Apple 紧排：17px 段正文的标志性字距 */
  background: var(--white);
}

img, svg { vertical-align: middle; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

.num { font-variant-numeric: tabular-nums; }

/* ============ 全局导航（44px 纯黑） ============ */
.gnav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--brand-blue);
  height: 44px;
}
.gnav-in {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 24px;
  height: 44px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.gnav-logo { display: flex; align-items: center; flex-shrink: 0; margin-right: 16px; }
.gnav-logo img { height: 28px; width: auto; display: block; opacity: 0.96; }
.gnav-logo:hover img { opacity: 1; }
.gnav-links { display: flex; align-items: center; gap: 4px; flex: 1; }
.gnav-links a {
  font-size: 12px;
  line-height: 1;
  letter-spacing: -0.12px;
  color: rgba(255, 255, 255, 0.8);
  padding: 8px 10px;
  border-radius: var(--r-sm);
  white-space: nowrap;
}
.gnav-links a:hover { color: #fff; }
.gnav-links a[aria-current="page"] { color: #fff; }
.gnav-tel {
  font-size: 12px;
  line-height: 1;
  letter-spacing: -0.12px;
  color: rgba(255, 255, 255, 0.8);
  padding: 8px 10px;
  white-space: nowrap;
}
.gnav-tel:hover { color: #fff; }
/* 停车管理平台入口胶囊（顶栏右侧） */
.gnav-pill {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 14px;
  margin-left: 8px;
  border-radius: var(--r-pill);
  background: #fff;
  color: var(--blue);
  font-size: 12px;
  line-height: 1;
  letter-spacing: -0.12px;
  font-weight: 600;
  white-space: nowrap;
  transition: background-color 0.15s, color 0.15s;
}
.gnav-pill:hover { background: #f0f6ff; color: #004a99; }
.gnav-pill:active { transform: scale(0.95); }
/* 桌面隐藏菜单里的平台项（顶栏已有胶囊）；移动端菜单显示 */
.gnav-links .nav-platform { display: none; }
.gnav-burger {
  display: none;
  width: 44px; height: 44px;
  background: none; border: none; cursor: pointer;
  margin-left: auto;
}
.gnav-burger span { display: block; width: 17px; height: 1px; margin: 4px auto; background: rgba(255,255,255,0.85); }

/* ============ 二级导航（52px 毛玻璃） ============ */
.subnav {
  position: sticky;
  top: 44px;
  z-index: 90;
  height: 52px;
  background: rgba(245, 245, 247, 0.8);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}
.subnav-in {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 24px;
  height: 52px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.subnav-title {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: 0.231px;
  color: var(--ink);
  white-space: nowrap;
}
.subnav-links { display: flex; align-items: center; gap: 26px; flex: 1; overflow-x: auto; scrollbar-width: none; }
.subnav-links::-webkit-scrollbar { display: none; }
.subnav-links a {
  font-size: 14px;
  line-height: 1.29;
  letter-spacing: -0.224px;
  color: #424245;
  white-space: nowrap;
}
.subnav-links a:hover { color: var(--blue); }

/* ============ 按钮 ============ */
.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  line-height: 1.47;
  letter-spacing: -0.374px;
  border-radius: var(--r-pill);
  padding: 11px 22px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s, color 0.15s, border-color 0.15s;
}
.pill:active { transform: scale(0.95); }
.pill-primary { background: var(--blue); color: #fff; }
.pill-primary:hover { background: #0058b3; }
.pill-ghost { background: transparent; color: var(--blue); border-color: var(--blue); }
.pill-ghost:hover { background: rgba(0, 102, 204, 0.06); }
.pill-sm { font-size: 14px; letter-spacing: -0.224px; padding: 8px 16px; }
.pill-lg { font-size: 18px; font-weight: 300; letter-spacing: 0; padding: 14px 28px; }
/* 深色面上的幽灵胶囊 */
.on-dark .pill-ghost, .pill-ghost--dark { color: var(--blue-on-dark); border-color: var(--blue-on-dark); }
.on-dark .pill-ghost:hover, .pill-ghost--dark:hover { background: rgba(41, 151, 255, 0.1); }

a:focus-visible, button:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid var(--blue-focus);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}

/* 文字链接 */
.tlink { color: var(--blue); }
.tlink:hover { text-decoration: underline; }
.on-dark .tlink { color: var(--blue-on-dark); }

/* ============ 区块（Tile）：全幅铺满，底色即分隔 ============ */
.tile { padding: 80px 24px; }
.tile--white { background: var(--white); color: var(--ink); }
.tile--parchment { background: var(--parchment); color: var(--ink); }
.tile--dark { background: var(--tile1); color: var(--dark-body); }
.tile--dark2 { background: var(--tile2); color: var(--dark-body); }
.tile--dark3 { background: var(--tile3); color: var(--dark-body); }
.on-dark { color: var(--dark-body); }
.on-dark p, .on-dark li { color: var(--dark-muted); }
.tile--tight { padding: 56px 24px; }

.wrap { max-width: 980px; margin: 0 auto; }
.wrap-wide { max-width: 1440px; margin: 0 auto; }

/* Tile 标题栈（居中） */
.tile-hero { max-width: 880px; margin: 0 auto; text-align: center; }
.tile-hero .kicker {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.224px;
  color: var(--ink-48);
  margin-bottom: 6px;
}
.on-dark .tile-hero .kicker { color: var(--dark-muted); }
.tile-hero h1, .tile-hero h2 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.28px;
}
.tile-hero h1 { font-size: 56px; line-height: 1.07; }
.tile-hero h2 { font-size: 40px; line-height: 1.1; letter-spacing: 0; }
.tile-hero .lead {
  font-size: 28px;
  line-height: 1.14;
  letter-spacing: 0.196px;
  font-weight: 400;
  color: var(--ink-80);
  margin-top: 12px;
}
.on-dark .tile-hero .lead { color: var(--dark-muted); }
.tile-hero .actions { display: flex; justify-content: center; gap: 16px; margin-top: 24px; flex-wrap: wrap; }
.tile-hero .actions .pill { min-width: 88px; }

/* 段落块标题（非居中场景） */
.sec-head { margin-bottom: 40px; }
.sec-head h2 {
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.374px;
}
.sec-head .sub { margin-top: 10px; font-size: 17px; color: var(--ink-48); max-width: 40em; }
.on-dark .sec-head h2 { color: #fff; }
.on-dark .sec-head .sub { color: var(--dark-muted); }

/* ============ 产品渲染图（唯一阴影的归属者） ============ */
.product-render { filter: drop-shadow(3px 5px 30px rgba(0, 0, 0, 0.22)); }
.render-wrap { display: flex; justify-content: center; padding: 56px 0 8px; }
.render-wrap svg { width: 100%; height: auto; max-width: 640px; }

/* ============ 工具卡片（Store 语法） ============ */
.ugrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.ugrid--4 { grid-template-columns: repeat(4, 1fr); }
.ucard {
  background: var(--white);
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.15s;
}
a.ucard:hover { border-color: #b9b9be; }
.ucard .visual {
  border-radius: var(--r-sm);
  background: var(--parchment);
  min-height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  margin-bottom: 18px;
}
.ucard .visual svg { width: 100%; height: auto; max-height: 150px; }
.ucard h3 { font-size: 17px; font-weight: 600; letter-spacing: -0.374px; color: var(--ink); }
.ucard .desc { margin-top: 5px; font-size: 14px; line-height: 1.43; letter-spacing: -0.224px; color: var(--ink-48); flex: 1; }
.ucard .go { margin-top: 14px; font-size: 14px; letter-spacing: -0.224px; color: var(--blue); font-weight: 400; }
a.ucard:hover .go { text-decoration: underline; }
.on-dark .ucard { background: var(--tile2); border-color: #3a3a3d; }
.on-dark .ucard h3 { color: #fff; }
.on-dark .ucard .desc { color: var(--dark-muted); }
.on-dark .ucard .visual { background: var(--tile3); }

/* ============ 数字组 ============ */
.numgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.numgrid .v {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 600;
  letter-spacing: -0.374px;
  color: var(--ink);
  line-height: 1.1;
}
.numgrid .v small { font-size: 21px; font-weight: 600; margin-left: 1px; }
.numgrid .k { margin-top: 6px; font-size: 14px; letter-spacing: -0.224px; color: var(--ink-48); }

/* ============ 时间线 ============ */
.timeline-h { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.tl-h-item { position: relative; padding: 24px 4px 0; border-top: 1px solid var(--hairline); }
.tl-h-item .year { font-family: var(--font-display); font-size: 28px; font-weight: 600; letter-spacing: -0.374px; color: var(--blue); }
.tl-h-item.major .year { color: var(--ink); }
.tl-h-item h3 { font-size: 17px; font-weight: 600; margin-top: 2px; }
.tl-h-item p { margin-top: 6px; font-size: 14px; line-height: 1.43; letter-spacing: -0.224px; color: var(--ink-48); }
.on-dark .tl-h-item { border-top-color: rgba(255, 255, 255, 0.16); }
.on-dark .tl-h-item .year { color: var(--blue-on-dark); }
.on-dark .tl-h-item.major .year { color: #fff; }
.on-dark .tl-h-item h3 { color: #fff; }
.on-dark .tl-h-item p { color: var(--dark-muted); }

/* ============ 产品区块（产品页交替 Tile） ============ */
.product-block { padding: 80px 24px 88px; }
.product-block .inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(320px, 520px) 1fr;
  gap: 72px;
  align-items: center;
}
.product-block:nth-of-type(even) .inner { grid-template-columns: 1fr minmax(320px, 520px); }
.product-block:nth-of-type(even) .p-visual { order: 2; }
.p-visual { display: flex; justify-content: center; }
.p-visual svg { width: 100%; height: auto; }
.product-block h3 {
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.374px;
}
.product-block .tagline { margin-top: 4px; font-size: 21px; font-weight: 600; letter-spacing: 0.231px; color: var(--blue); }
.product-block .desc { margin-top: 12px; color: var(--ink-80); max-width: 34em; }
.on-dark .product-block h3 { color: #fff; }
.on-dark .product-block .tagline { color: var(--blue-on-dark); }
.on-dark .product-block .desc { color: var(--dark-muted); }
.spec-list { margin-top: 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 8px 24px; }
.spec-list li { position: relative; padding-left: 18px; font-size: 14px; line-height: 1.43; letter-spacing: -0.224px; color: var(--ink-80); }
.spec-list li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 5px; height: 5px; border-radius: 50%; background: var(--blue); }
.on-dark .spec-list li { color: var(--dark-muted); }

/* 分类直达胶囊（configurator chip 语法） */
.chip-row { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.chip {
  display: inline-flex;
  align-items: center;
  background: var(--white);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.29;
  letter-spacing: -0.224px;
  border: 1px solid var(--hairline);
  border-radius: var(--r-pill);
  padding: 10px 16px;
  cursor: pointer;
  transition: border-color 0.15s;
}
.chip:hover { border-color: var(--blue); color: var(--blue); }

/* 产品大类"查看全部型号"链接 */
.more-link {
  display: inline-block;
  margin-top: 24px;
  font-size: 17px;
  letter-spacing: -0.374px;
  color: var(--blue);
}
.more-link:hover { text-decoration: underline; }

/* 产品分类页 · 型号卡 */
.models-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.model-card {
  background: var(--white);
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  padding: 28px;
}
.model-card h3 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.374px;
  line-height: 1.2;
  color: var(--ink);
}
.model-card .m-line { margin-top: 4px; font-size: 14px; letter-spacing: -0.224px; color: var(--blue); }
.model-card .spec-list { margin-top: 14px; grid-template-columns: 1fr; }
.cat-note { margin-top: 28px; font-size: 12px; letter-spacing: -0.12px; color: var(--ink-48); text-align: center; }
@media (max-width: 833px) { .models-grid { grid-template-columns: 1fr; } }

/* ============ 方案（交替 Tile 简洁版） ============ */
.sol-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; max-width: 1200px; margin: 0 auto; }
.sol-grid .visual { order: 0; display: flex; justify-content: center; }
.sol-grid .visual svg { width: 100%; max-width: 480px; height: auto; }
.sol-grid:nth-of-type(even) .visual { order: 2; }
.sol-grid h3 { font-family: var(--font-display); font-size: 34px; font-weight: 600; line-height: 1.2; letter-spacing: -0.374px; }
.sol-grid p { margin-top: 10px; color: var(--ink-80); }
.on-dark .sol-grid h3 { color: #fff; }
.on-dark .sol-grid p { color: var(--dark-muted); }
.sol-points { margin-top: 16px; display: grid; gap: 8px; }
.sol-points li { position: relative; padding-left: 18px; font-size: 14px; line-height: 1.43; letter-spacing: -0.224px; color: var(--ink-80); }
.sol-points li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 5px; height: 5px; border-radius: 50%; background: var(--blue); }
.on-dark .sol-points li { color: var(--dark-muted); }
.on-dark .sol-points li::before { background: var(--blue-on-dark); }

/* ============ 首页动画（入场一次） ============ */
.gate-arm {
  transform-origin: 344px 236px;
  transform: rotate(0deg);
  animation: arm-up 1s cubic-bezier(0.3, 0.9, 0.3, 1) 0.7s forwards;
}
@keyframes arm-up { to { transform: rotate(-72deg); } }
.hero-car { opacity: 0; animation: car-pass 3.2s ease-in-out 0.3s forwards; }
@keyframes car-pass {
  0% { opacity: 0; transform: translateX(-170px); }
  12% { opacity: 1; }
  40% { transform: translateX(-14px); }
  56% { transform: translateX(-14px); }
  100% { opacity: 1; transform: translateX(170px); }
}
.cam-light { animation: cam-go 1.5s linear 0.35s forwards; }
@keyframes cam-go { 0%, 38% { fill: #86868b; } 55%, 100% { fill: #0066cc; } }
.hero-fade { opacity: 0; animation: fade-in 0.8s ease 0.15s forwards; }
.hero-fade.d2 { animation-delay: 0.45s; }
.hero-fade.d3 { animation-delay: 0.7s; }
@keyframes fade-in { to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .gate-arm, .hero-car, .hero-fade, .cam-light { animation: none; opacity: 1; }
  .gate-arm { transform: rotate(-72deg); }
  .hero-car { transform: translateX(170px); }
  .cam-light { fill: #0066cc; }
}

/* ============ 新闻 ============ */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.news-card { cursor: pointer; }
.news-card .cover {
  border-radius: var(--r-sm);
  min-height: 176px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 21px;
  font-weight: 600;
  letter-spacing: 0.231px;
}
.cover--dark { background: var(--tile1); color: rgba(255, 255, 255, 0.85); }
.cover--light { background: var(--parchment); color: var(--ink-48); }
.news-card .date { font-size: 12px; letter-spacing: -0.12px; color: var(--ink-48); }
.news-card h3 { margin-top: 4px; font-size: 17px; font-weight: 600; letter-spacing: -0.374px; line-height: 1.29; color: var(--ink); }
.news-card p { margin-top: 8px; font-size: 14px; line-height: 1.43; letter-spacing: -0.224px; color: var(--ink-48); flex: 1; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

.article { max-width: 720px; margin: 0 auto; }
.article .date { font-size: 14px; color: var(--ink-48); }
.article h1 {
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: 0;
}
.article .article-meta { color: var(--ink-48); font-size: 14px; margin: 14px 0 32px; }
.article h2 { font-family: var(--font-display); font-size: 28px; font-weight: 600; letter-spacing: -0.374px; margin: 36px 0 12px; }
.article p { margin-bottom: 18px; color: var(--ink-80); }
.article ul.plain-list { margin: 6px 0 18px; }
.article ul.plain-list li { padding-left: 18px; position: relative; margin-bottom: 8px; color: var(--ink-80); }
.article ul.plain-list li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 5px; height: 5px; border-radius: 50%; background: var(--blue); }
.news-nav { display: flex; justify-content: space-between; gap: 20px; margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--hairline); font-size: 14px; }
.news-nav a { color: var(--blue); }

/* ============ 合作模式（双栏一体卡） ============ */
.model-duo {
  max-width: 980px;
  margin: 48px auto 0;
  display: grid;
  grid-template-columns: 1fr 1px 1fr;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--r-lg);
}
.duo-side { padding: 38px 42px 34px; }
.duo-role { font-size: 12px; letter-spacing: 0.18em; color: #a1a1a6; }
.duo-role.role-back { color: var(--blue-on-dark); }
.duo-side h3 {
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.374px;
  line-height: 1.2;
  color: #fff;
}
.duo-sum { margin-top: 8px; font-size: 14px; line-height: 1.57; letter-spacing: -0.224px; color: #b0b0b5; }
.duo-side ul { margin-top: 18px; display: grid; gap: 10px; }
.duo-side li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.5;
  letter-spacing: -0.224px;
  color: #e8e8ed;
}
.duo-side li::before { content: ""; position: absolute; left: 0; top: 0.58em; width: 5px; height: 5px; border-radius: 50%; background: var(--blue-on-dark); }
.duo-div { position: relative; background: rgba(255, 255, 255, 0.22); margin: 28px 0; }
.duo-div::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 9px;
  transform: translate(-50%, -50%) rotate(45deg);
  background: var(--tile1);
  border: 2px solid var(--blue-on-dark);
  border-radius: 2px;
}
.duo-note {
  margin-top: 22px;
  text-align: center;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: #a1a1a6;
}
@media (max-width: 833px) {
  .model-duo { grid-template-columns: 1fr; }
  .duo-div { display: none; }
  .duo-side { padding: 28px 26px; }
  .duo-side + .duo-side { border-top: 1px solid rgba(255, 255, 255, 0.14); }
}

/* 合作流程 */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.step-item { padding: 28px 24px; background: var(--white); border: 1px solid var(--hairline); border-radius: var(--r-lg); }
.step-item .no { font-family: var(--font-display); font-size: 40px; font-weight: 300; line-height: 1; color: var(--blue); letter-spacing: 0; }
.step-item h3 { margin-top: 12px; font-size: 17px; font-weight: 600; }
.step-item p { margin-top: 6px; font-size: 14px; line-height: 1.43; letter-spacing: -0.224px; color: var(--ink-48); }

/* ============ 地图 + 分公司 ============ */
.map-layout { display: grid; grid-template-columns: 1.35fr 1fr; gap: 40px; align-items: start; max-width: 1440px; margin: 0 auto; }
.sd-map-wrap { position: relative; }
.sd-map-wrap svg { width: 100%; height: auto; display: block; }
.sd-map .city {
  fill: var(--white);
  stroke: var(--hairline);
  stroke-width: 1.2;
  cursor: pointer;
  transition: fill 0.15s;
}
.sd-map .city:hover, .sd-map .city.is-active { fill: rgba(0, 102, 204, 0.14); }
.sd-map .city.is-hq { fill: var(--pearl); }
.sd-map .branch-dot {
  fill: var(--blue);
  stroke: var(--white);
  stroke-width: 1.6;
  cursor: pointer;
  transition: stroke-width 0.15s;
}
.sd-map .branch-dot:hover, .sd-map .branch-dot.is-active { stroke-width: 3; }
.sd-map .city-label { font-size: 13px; fill: var(--ink); pointer-events: none; text-anchor: middle; }
.map-legend { margin-top: 14px; display: flex; gap: 26px; flex-wrap: wrap; font-size: 12px; letter-spacing: -0.12px; color: var(--ink-48); }
.map-legend i { display: inline-block; width: 11px; height: 11px; border-radius: 50%; margin-right: 6px; vertical-align: -1px; }
.map-legend .lg-city { background: var(--white); border: 1px solid var(--hairline); border-radius: 2px; }
.map-legend .lg-branch { background: var(--blue); }
.map-legend .lg-hq { background: var(--white); border: 2px dashed var(--blue); }

/* 地图分公司详情悬浮卡（跟随所点城市，出现在标记点左右侧） */
.map-info {
  position: absolute;
  z-index: 5;
  width: 300px;
  max-width: calc(100% - 12px);
  background: var(--white);
  border: 1px solid var(--hairline);
  border-radius: 14px;
  padding: 18px 22px;
  transition: left 0.22s ease, top 0.22s ease;
}
.map-info::before {
  content: "";
  position: absolute;
  top: 26px;
  width: 12px;
  height: 12px;
  background: var(--white);
  transform: rotate(45deg);
}
.map-info.mi-right::before {
  left: -7px;
  border-left: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.map-info.mi-left::before {
  right: -7px;
  border-right: 1px solid var(--hairline);
  border-top: 1px solid var(--hairline);
}
.map-info .mi-top { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.map-info .mi-city { font-family: var(--font-display); font-size: 22px; font-weight: 600; letter-spacing: -0.374px; color: var(--ink); }
.map-info .mi-city .tag {
  font-family: var(--font-text);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: -0.12px;
  color: var(--blue);
  border: 1px solid var(--blue);
  border-radius: var(--r-pill);
  padding: 1px 9px;
  margin-left: 8px;
  vertical-align: 3px;
}
.map-info .mi-name { font-size: 12px; letter-spacing: -0.12px; color: var(--ink-48); }
.map-info .mi-scope { margin-top: 5px; font-size: 13px; line-height: 1.53; letter-spacing: -0.12px; color: var(--ink-80); }
.map-info .mi-rows { margin-top: 10px; display: grid; gap: 5px; }
.map-info .mi-row { display: flex; gap: 8px; font-size: 13px; line-height: 1.53; letter-spacing: -0.12px; }
.map-info .mi-row .lb { color: var(--ink-48); flex-shrink: 0; }
.map-info .mi-note { margin-top: 9px; font-size: 11px; letter-spacing: -0.08px; color: var(--ink-48); }
.map-info.mi-anim { animation: mi-in 0.25s ease; }
@keyframes mi-in { from { opacity: 0.4; } to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .map-info.mi-anim, .map-info { animation: none; transition: none; } }
/* 窄屏：卡片回落到地图下方，通栏展示 */
@media (max-width: 640px) {
  .map-info { position: static !important; width: 100%; max-width: none; margin-top: 16px; transition: none; }
  .map-info::before { display: none; }
  .map-info .mi-city { font-size: 24px; }
  .map-info .mi-scope, .map-info .mi-row { font-size: 14px; }
}

.branch-list { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; max-height: 660px; overflow-y: auto; padding: 4px; }
.branch-card {
  background: var(--white);
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  padding: 18px 20px;
  cursor: pointer;
  transition: border-color 0.15s;
}
.branch-card:hover, .branch-card.is-active { border-color: var(--blue); }
.branch-card .city-name { font-size: 17px; font-weight: 600; letter-spacing: -0.374px; color: var(--ink); }
.branch-card .city-name .tag { font-size: 11px; font-weight: 400; color: var(--blue); border: 1px solid var(--blue); border-radius: var(--r-pill); padding: 1px 8px; margin-left: 8px; vertical-align: 2px; letter-spacing: -0.12px; }
.branch-card .b-name { margin-top: 2px; font-size: 12px; letter-spacing: -0.12px; color: var(--ink-48); }
.branch-card .b-info { margin-top: 8px; font-size: 12px; line-height: 1.67; letter-spacing: -0.12px; color: var(--ink-80); }
.branch-card .b-info div { display: flex; gap: 6px; }
.branch-card .b-info .lb { color: var(--ink-48); flex-shrink: 0; }

/* ============ 联系卡 ============ */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.contact-item { text-align: center; padding: 32px 24px; }
.contact-item h3 { font-size: 14px; font-weight: 600; letter-spacing: -0.224px; color: var(--ink-48); }
.contact-item .big { margin-top: 8px; font-family: var(--font-display); font-size: 28px; font-weight: 600; letter-spacing: -0.374px; color: var(--ink); }
.contact-item .big a { color: var(--ink); }
.contact-item .big a:hover { color: var(--blue); }
.contact-item p { margin-top: 8px; font-size: 14px; line-height: 1.43; letter-spacing: -0.224px; color: var(--ink-48); }

/* ============ 关于页 ============ */
.story-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 72px; align-items: start; max-width: 1200px; margin: 0 auto; }
.story-grid .prose p { margin-bottom: 18px; color: var(--ink-80); }
.story-grid .prose p.lead-p { font-size: 21px; line-height: 1.4; letter-spacing: 0.231px; color: var(--ink); font-weight: 400; }
.quote-card { border-left: 2px solid var(--blue); padding: 4px 0 4px 24px; }
.quote-card .zh { font-family: var(--font-display); font-size: 28px; font-weight: 600; letter-spacing: -0.374px; line-height: 1.3; color: var(--ink); }
.quote-card .note { margin-top: 12px; font-size: 14px; line-height: 1.43; letter-spacing: -0.224px; color: var(--ink-48); }
.on-dark .quote-card { border-left-color: var(--blue-on-dark); }
.on-dark .quote-card .zh { color: #fff; }
.on-dark .quote-card .note { color: var(--dark-muted); }

.outlook { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center; }
.value-item { padding: 40px 18px; background: var(--white); border: 1px solid var(--hairline); border-radius: var(--r-lg); }
.value-item .word { font-family: var(--font-display); font-size: 24px; font-weight: 600; letter-spacing: 0.1em; color: var(--ink); }
.value-item .expl { margin-top: 10px; font-size: 14px; line-height: 1.43; letter-spacing: -0.224px; color: var(--ink-48); }

/* ============ 申请试用模态框 ============ */
.trial-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.48);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
.trial-overlay.is-open { opacity: 1; pointer-events: auto; }
.trial-modal {
  width: 100%;
  max-width: 460px;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  background: var(--white);
  border-radius: var(--r-lg);
  padding: 32px 32px 28px;
  position: relative;
  transform: translateY(12px) scale(0.98);
  transition: transform 0.2s ease;
}
.trial-overlay.is-open .trial-modal { transform: none; }
.trial-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 50%;
  background: var(--parchment);
  color: var(--ink);
  font-size: 16px;
  line-height: 32px;
  text-align: center;
  cursor: pointer;
}
.trial-close:hover { background: #e8e8ed; }
.trial-modal h2 { font-family: var(--font-display); font-size: 28px; font-weight: 600; letter-spacing: -0.374px; }
.trial-modal .trial-sub { margin-top: 6px; font-size: 14px; line-height: 1.5; letter-spacing: -0.224px; color: var(--ink-48); }
.trial-form { margin-top: 22px; display: grid; gap: 16px; }
.trial-field label { display: block; font-size: 14px; font-weight: 600; letter-spacing: -0.224px; margin-bottom: 6px; }
.trial-field label .req { color: #de071c; margin-left: 2px; }
.trial-field input,
.trial-field select,
.trial-field textarea {
  width: 100%;
  font-family: var(--font-text);
  font-size: 17px;
  letter-spacing: -0.374px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 12px;
  padding: 11px 16px;
  outline: none;
  transition: border-color 0.15s;
}
.trial-field input:focus,
.trial-field select:focus,
.trial-field textarea:focus { border-color: var(--blue-focus); }
.trial-field textarea { min-height: 76px; resize: vertical; }
.trial-field .field-err { display: none; margin-top: 5px; font-size: 12px; color: #de071c; }
.trial-field.has-err input { border-color: #de071c; }
.trial-field.has-err .field-err { display: block; }
.trial-actions { margin-top: 4px; display: flex; gap: 12px; flex-wrap: wrap; }
.trial-privacy { margin-top: 14px; font-size: 12px; letter-spacing: -0.12px; color: var(--ink-48); }
.trial-done { text-align: center; padding: 18px 0 6px; }
.trial-done .ok {
  width: 56px;
  height: 56px;
  margin: 0 auto;
  border-radius: 50%;
  background: rgba(0, 102, 204, 0.1);
  color: var(--blue);
  font-size: 26px;
  line-height: 56px;
}
.trial-done h3 { margin-top: 14px; font-family: var(--font-display); font-size: 24px; font-weight: 600; letter-spacing: -0.374px; }
.trial-done p { margin-top: 8px; font-size: 14px; line-height: 1.57; color: var(--ink-80); }

/* ============ CTA（深色 Tile） ============ */
.cta-tile { text-align: center; }
.cta-tile h2 { font-family: var(--font-display); font-size: 40px; font-weight: 600; line-height: 1.1; letter-spacing: 0; color: #fff; }
.cta-tile p { margin-top: 12px; color: var(--dark-muted); }
.cta-tile .tel { display: inline-block; margin-top: 20px; font-family: var(--font-display); font-size: 34px; font-weight: 600; letter-spacing: -0.374px; color: var(--blue-on-dark); }
.cta-tile .tel small { font-family: var(--font-text); font-size: 14px; font-weight: 400; color: var(--dark-muted); margin-right: 14px; letter-spacing: -0.224px; }
.cta-tile .actions { margin-top: 28px; display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ============ 页脚（羊皮纸 + 密链接） ============ */
.site-footer { background: var(--parchment); padding: 64px 24px 40px; color: var(--ink-80); }
.footer-grid { max-width: 1440px; margin: 0 auto 40px; display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; }
.site-footer .f-brand { display: flex; align-items: center; margin-bottom: 14px; }
.site-footer .f-brand img { height: 26px; width: auto; display: block; }
.site-footer .f-desc { font-size: 14px; line-height: 1.57; letter-spacing: -0.224px; color: var(--ink-80); max-width: 26em; }
.site-footer h4 { font-size: 14px; font-weight: 600; letter-spacing: -0.224px; color: var(--ink); margin-bottom: 10px; }
.site-footer li { margin: 0; line-height: 2.2; }
.site-footer li a { font-size: 14px; letter-spacing: -0.224px; color: var(--ink-80); }
.site-footer li a:hover { color: var(--ink); text-decoration: underline; }
.site-footer .f-contact li { display: flex; gap: 8px; font-size: 14px; letter-spacing: -0.224px; line-height: 2.2; }
.site-footer .f-contact .lb { color: var(--ink-48); flex-shrink: 0; }
.footer-legal {
  max-width: 1440px;
  margin: 0 auto;
  border-top: 1px solid var(--hairline);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: -0.12px;
  color: var(--ink-48);
}
.footer-legal a { color: var(--ink-48); }
.footer-legal a:hover { color: var(--ink); text-decoration: underline; }

/* ============ 响应式 ============ */
@media (max-width: 1068px) {
  .tile-hero h1 { font-size: 40px; letter-spacing: 0; }
  .ugrid, .ugrid--4 { grid-template-columns: repeat(2, 1fr); }
  .numgrid { grid-template-columns: repeat(2, 1fr); gap: 32px 24px; }
  .outlook, .contact-grid { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .map-layout { grid-template-columns: 1fr; }
  .story-grid { grid-template-columns: 1fr; gap: 48px; }
  .timeline-h { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .value-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 833px) {
  .gnav-links {
    display: none;
    position: absolute;
    top: 44px;
    left: 0; right: 0;
    background: var(--brand-blue);
    flex-direction: column;
    align-items: stretch;
    padding: 8px 24px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  }
  .gnav-links.is-open { display: flex; }
  .gnav-links a { font-size: 17px; padding: 10px 0; }
  .gnav-links .nav-platform { display: block; }
  .gnav-pill { display: none; }
  .gnav-burger { display: block; }
  .gnav-tel { margin-left: auto; }
  .gnav-logo { margin-right: 0; }
  .subnav-links { display: none; }
  .subnav-in { justify-content: space-between; }
  .tile { padding: 56px 20px; }
  .product-block { padding: 56px 20px; }
  .tile-hero .lead { font-size: 21px; }
  .ugrid, .ugrid--4, .outlook, .contact-grid, .branch-list, .value-grid, .story-grid .prose { grid-template-columns: 1fr; }
  .product-block .inner, .product-block:nth-of-type(even) .inner, .sol-grid, .sol-grid:nth-of-type(even) { grid-template-columns: 1fr; gap: 36px; }
  .product-block:nth-of-type(even) .p-visual, .sol-grid:nth-of-type(even) .visual { order: 0; }
  .spec-list { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .branch-list { max-height: none; }
}

@media (max-width: 419px) {
  .tile-hero h1 { font-size: 28px; }
  .tile-hero h2, .cta-tile h2 { font-size: 28px; }
  .tile-hero .lead { font-size: 19px; }
  .numgrid { grid-template-columns: 1fr 1fr; }
  .pill { padding: 10px 18px; font-size: 15px; }
}