/* ==========================================================================
   玉成官网 · Route A 设计系统
   融合来源：Column（双色系统 + 实体网络图 + 卡片规范）
             Increase（机构质感 + 数据仪表 + 信任墙）
             Dub（一像素边框 + 紧凑密度 + 组件细则）
   约束：蓝绿双色、浅色为主、科技感、格调高、GEO 友好（语义结构优先）
   ========================================================================== */

:root {
  /* —— 蓝（结构层）—— */
  --yc-navy: #111a4a;        /* 结构蓝：主按钮 / 导航激活 / 页脚（Column Indigo Navy） */
  --yc-navy-2: #1c2a63;      /* 结构蓝浅一档，用于 hover */
  --yc-blue: #185fa5;        /* 品牌蓝：链接 / 图标（玉成旧站品牌蓝） */
  --yc-blue-bright: #2563eb; /* 高亮蓝：焦点态 / 强调下划线（Dub Electric Blue） */

  /* —— 绿（数据与网络层）—— */
  --yc-seafoam: #44b48b;     /* 海泡绿：城市节点 / 网络连线（Column Seafoam 600） */
  --yc-teal: #167e6c;        /* 深青：数据文本 / 绿色按钮（Column Seafoam 700） */
  --yc-mint: #31f2bf;        /* 薄荷：状态点 / 焦点边（Increase Mint Signal） */
  --yc-green-soft: #e8f6f1;  /* 浅绿底：标签 / 公告条 */

  /* —— 中性（纸面层）—— */
  --yc-ink: #0f172a;         /* 最深标题 */
  --yc-text: #3b3e47;        /* 正文（Column Slate Ink） */
  --yc-muted: #7c7f88;       /* 次要文字（Column Steel） */
  --yc-faint: #a9acb6;       /* 最浅文字 / 图标 */
  --yc-canvas: #f6f6f8;      /* 页面画布（Column Cloud Canvas） */
  --yc-paper: #ffffff;       /* 卡面 */
  --yc-paper-2: #fafafb;     /* 次级面板 */
  --yc-line: #e3e4e8;        /* 结构细线（Dub border-first） */
  --yc-line-strong: #cbcccf; /* 强调边框 */

  /* —— 排版 —— */
  --font-sans: "Inter", "Satoshi", -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  /* —— 圆角（Dub 三档词汇表）—— */
  --r-pill: 9999px;
  --r-card: 12px;
  --r-btn: 8px;
  --r-input: 6px;
  --r-large: 16px;

  /* —— 阴影（Column 五层渐进 / Dub 4px 环）—— */
  --sh-hair: 0 1px 4px rgba(18, 22, 30, 0.024), 0 1px 0 0 rgba(18, 22, 30, 0.05),
    0 0 0 1px rgba(18, 22, 30, 0.024);
  --sh-float: 0 0 0 4px rgba(0, 0, 0, 0.06);
  --sh-lift: 0 10px 15px -3px rgba(17, 26, 74, 0.1), 0 4px 6px -4px rgba(17, 26, 74, 0.1);
  --sh-deep: 0 6px 8px 0 rgba(12, 25, 39, 0.03), 0 18px 22px 0 rgba(12, 25, 39, 0.09);
  --sh-xl: 0 1px 3px rgba(17, 26, 74, 0.1), 0 1px 0 0 rgba(17, 26, 74, 0.05),
    0 1px 0 0 rgba(255, 255, 255, 0.5) inset, 0 1px 4px 0 rgba(255, 255, 255, 0.5) inset;

  /* —— 版面 —— */
  --page: 1200px;
  --gap-sec: 60px;
}

/* ---------------------------------------------------------------- 基础 */

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--yc-text);
  background: var(--yc-canvas);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; border-style: none; }
a { color: var(--yc-blue); text-decoration: none; }
a:hover { color: var(--yc-blue-bright); }
button { font: inherit; cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }

h1, h2, h3, h4 {
  margin: 0;
  color: var(--yc-ink);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.18;
}
h1 { font-size: clamp(32px, 3.5vw, 48px); letter-spacing: -0.03em; line-height: 1.1; }
h2 { font-size: clamp(26px, 2.6vw, 38px); letter-spacing: -0.022em; line-height: 1.16; }
h3 { font-size: 20px; }
h4 { font-size: 16px; letter-spacing: -0.01em; }

p { margin: 0; }

.wrap { width: 100%; max-width: var(--page); margin: 0 auto; padding: 0 32px; }

.mono {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}

/* 小标签（Column Tag with Dot / Dub Pill）*/
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--yc-teal);
}
.eyebrow::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--yc-seafoam); box-shadow: 0 0 0 3px rgba(68, 180, 139, 0.16);
}

.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: var(--r-pill);
  font-size: 12px; font-weight: 500; line-height: 1.4;
  border: 1px solid var(--yc-line); background: var(--yc-paper); color: var(--yc-text);
}
.pill--green { background: var(--yc-green-soft); border-color: rgba(22, 126, 108, 0.18); color: var(--yc-teal); }
.pill--blue { background: #eef4fd; border-color: rgba(24, 95, 165, 0.18); color: var(--yc-blue); }
.pill .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ---------------------------------------------------------------- 按钮 */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 22px; border-radius: var(--r-btn);
  font-size: 15px; font-weight: 500; letter-spacing: -0.01em;
  border: 1px solid transparent; transition: all 0.18s ease; white-space: nowrap;
}
.btn svg { flex: none; }
.btn-primary { background: var(--yc-navy); color: #fff; box-shadow: var(--sh-xl); }
.btn-primary:hover { background: var(--yc-navy-2); color: #fff; transform: translateY(-1px); }
.btn-green { background: var(--yc-teal); color: #fff; }
.btn-green:hover { background: #10685a; color: #fff; transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--yc-navy); border-color: var(--yc-line-strong); }
.btn-ghost:hover { border-color: var(--yc-navy); color: var(--yc-navy); background: #fff; }
.btn-sm { height: 36px; padding: 0 16px; font-size: 14px; }
.btn-block { width: 100%; }

/* ---------------------------------------------------------------- 公告条 */

.alert {
  background: var(--yc-green-soft);
  border-bottom: 1px solid rgba(22, 126, 108, 0.14);
  color: var(--yc-teal);
  font-size: 13.5px; font-weight: 500;
}
.alert .wrap { display: flex; align-items: center; gap: 10px; min-height: 40px; padding-left: 32px; }
.alert svg { flex: none; }
.alert a { color: var(--yc-teal); text-decoration: underline; text-underline-offset: 3px; }

/* ---------------------------------------------------------------- 导航 */

.topbar {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: saturate(1.6) blur(12px);
  border-bottom: 1px solid var(--yc-line);
}
.topbar .wrap { display: flex; align-items: center; gap: 28px; height: 68px; }

.brand { display: flex; align-items: center; gap: 10px; color: var(--yc-navy); flex: none; }
.brand:hover { color: var(--yc-navy); }
.brand__mark {
  width: 34px; height: 34px; border-radius: 9px; flex: none;
  background: linear-gradient(135deg, var(--yc-navy) 0%, var(--yc-blue) 62%, var(--yc-seafoam) 100%);
  display: grid; place-items: center; color: #fff; font-weight: 700; font-size: 15px;
  letter-spacing: 0; box-shadow: var(--sh-xl);
}
.brand__text { display: flex; flex-direction: column; line-height: 1.1; }
.brand__name { font-size: 17px; font-weight: 600; letter-spacing: -0.02em; }
.brand__sub { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.14em; color: var(--yc-muted); }

.nav { display: flex; align-items: center; gap: 4px; margin-left: 6px; }
.nav a {
  padding: 8px 14px; border-radius: var(--r-btn); font-size: 15px; font-weight: 500;
  color: var(--yc-text); transition: all 0.16s ease;
}
.nav a:hover { background: var(--yc-canvas); color: var(--yc-navy); }
.nav a[aria-current="page"] { color: var(--yc-navy); background: #eef4fd; }

.topbar__right { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.topbar__tel { display: flex; align-items: center; gap: 7px; color: var(--yc-navy); font-weight: 600; font-size: 15px; }
.topbar__tel .mono { font-size: 15px; letter-spacing: 0; }

.nav-toggle { display: none; margin-left: auto; background: none; border: 1px solid var(--yc-line); border-radius: var(--r-btn); padding: 8px 10px; }

/* ---------------------------------------------------------------- Hero */

.hero { position: relative; overflow: hidden; background: var(--yc-paper); border-bottom: 1px solid var(--yc-line); }
.hero__dots {
  position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(circle, rgba(17, 26, 74, 0.09) 1px, transparent 1px);
  background-size: 18px 18px;
  mask-image: radial-gradient(80% 70% at 78% 30%, #000 0%, transparent 72%);
  -webkit-mask-image: radial-gradient(80% 70% at 78% 30%, #000 0%, transparent 72%);
}
.hero__glow {
  position: absolute; right: -140px; top: -160px; width: 620px; height: 620px; pointer-events: none;
  background: radial-gradient(circle, rgba(68, 180, 139, 0.16) 0%, rgba(37, 99, 235, 0.08) 42%, transparent 68%);
}
.hero .wrap { position: relative; padding-top: 72px; padding-bottom: 76px; }
.hero__grid { display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr); gap: 56px; align-items: center; }

.hero__title { margin: 20px 0 18px; }
.hero__title em { font-style: normal; color: var(--yc-teal); }
.hero__sub { font-size: 17px; line-height: 1.72; color: var(--yc-muted); max-width: 30em; }
.hero__cta { display: flex; gap: 12px; margin-top: 30px; flex-wrap: wrap; }

.hero__trust { display: flex; align-items: center; gap: 18px; margin-top: 28px; flex-wrap: wrap; }
.hero__trust span { display: inline-flex; align-items: center; gap: 7px; font-size: 13.5px; color: var(--yc-muted); }
.hero__trust svg { color: var(--yc-seafoam); }

/* 网络图面板（Column 点阵图 + Increase 数据卡）*/
.netcard {
  background: var(--yc-paper); border: 1px solid var(--yc-line); border-radius: var(--r-large);
  box-shadow: var(--sh-deep); overflow: hidden;
}
.netcard__head {
  display: flex; align-items: center; gap: 10px;
  padding: 13px 18px; border-bottom: 1px solid var(--yc-line); background: var(--yc-paper-2);
}
.netcard__head .mono { font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--yc-muted); }
.netcard__live { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 11px; color: var(--yc-teal); }
.netcard__live i { width: 6px; height: 6px; border-radius: 50%; background: var(--yc-mint); box-shadow: 0 0 0 3px rgba(49, 242, 191, 0.22); animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

.netcard__body { position: relative; background: #fbfbfd; }
.netcard__body svg { display: block; width: 100%; height: auto; }

.netcard__foot { display: flex; gap: 0; border-top: 1px solid var(--yc-line); }
.netcard__foot > div { flex: 1; padding: 14px 18px; border-right: 1px solid var(--yc-line); }
.netcard__foot > div:last-child { border-right: none; }
.netcard__foot b { display: block; font-family: var(--font-mono); font-size: 19px; font-weight: 500; color: var(--yc-teal); letter-spacing: -0.02em; }
.netcard__foot span { font-size: 12px; color: var(--yc-muted); }

/* 网络连线流动 */
.link-flow { stroke-dasharray: 5 7; animation: flow 1.6s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -24; } }
.node-pulse { transform-origin: center; animation: nodepulse 3s ease-in-out infinite; }
@keyframes nodepulse { 0%, 100% { opacity: 0.18; transform: scale(1); } 50% { opacity: 0.05; transform: scale(1.5); } }
@media (prefers-reduced-motion: reduce) {
  .link-flow, .node-pulse, .netcard__live i { animation: none; }
}

/* ---------------------------------------------------------------- 段落 */

.section { padding: var(--gap-sec) 0; }
.section--paper { background: var(--yc-paper); border-top: 1px solid var(--yc-line); border-bottom: 1px solid var(--yc-line); }
.section--tight { padding: 56px 0; }

.sec-head { max-width: 44em; margin-bottom: 40px; }
.sec-head h2 { margin: 16px 0 14px; }
.sec-head p { color: var(--yc-muted); font-size: 16.5px; line-height: 1.72; }
.sec-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head--center .eyebrow { justify-content: center; }

/* ---------------------------------------------------------------- 数据条 */

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.stats > div { padding: 0 28px; border-left: 1px solid var(--yc-line); }
.stats > div:first-child { border-left: none; padding-left: 0; }
.stat__num { font-family: var(--font-mono); font-size: clamp(26px, 3vw, 34px); font-weight: 500; color: var(--yc-teal); letter-spacing: -0.03em; line-height: 1.1; }
.stat__num small { font-size: 15px; color: var(--yc-seafoam); margin-left: 2px; }
.stat__label { margin-top: 6px; font-size: 14px; color: var(--yc-muted); }

/* ---------------------------------------------------------------- 城市网络 */

.city-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }

.city-card {
  position: relative; display: block; padding: 18px 18px 16px;
  background: var(--yc-paper); border: 1px solid var(--yc-line); border-radius: var(--r-card);
  transition: all 0.18s ease; color: inherit;
}
.city-card:hover { border-color: var(--yc-seafoam); box-shadow: var(--sh-lift); transform: translateY(-2px); color: inherit; }
.city-card__top { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.city-card__dot { width: 7px; height: 7px; border-radius: 50%; background: var(--yc-seafoam); flex: none; }
.city-card__dot--new { background: var(--yc-mint); box-shadow: 0 0 0 3px rgba(49, 242, 191, 0.2); }
.city-card__dot--pause { background: var(--yc-faint); }
.city-card__name { font-size: 17px; font-weight: 600; color: var(--yc-ink); letter-spacing: -0.01em; }
.city-card__company { font-size: 13px; color: var(--yc-muted); min-height: 2.9em; line-height: 1.45; }
.city-card__foot { display: flex; align-items: center; justify-content: space-between; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--yc-line); }
.city-card__tel { font-family: var(--font-mono); font-size: 12.5px; color: var(--yc-navy); }
.city-card__more { font-size: 12.5px; color: var(--yc-blue); display: inline-flex; align-items: center; gap: 4px; }
.city-card:hover .city-card__more { color: var(--yc-teal); }

/* 城市卡片配图：仅当后台为城市上传 image 后启用 */
.city-card--photo { padding-top: 0; overflow: hidden; }
.city-card__photo { margin: 0 -18px 14px; aspect-ratio: 16 / 9; overflow: hidden; background: var(--yc-paper-2); border-bottom: 1px solid var(--yc-line); }
.city-card__photo img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.5s ease; }
.city-card:hover .city-card__photo img { transform: scale(1.04); }

/* 城市页网点实拍图：位于信息卡内、定位图上方 */
.netphoto { padding: 12px 16px 0; }
.netphoto img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; display: block; border-radius: 10px; background: var(--yc-paper-2); }


/* ---------------------------------------------------------------- 服务 / 能力 */

.feature-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.feature {
  padding: 24px 22px; background: var(--yc-paper); border: 1px solid var(--yc-line);
  border-radius: var(--r-card); box-shadow: var(--sh-hair);
}
.icon-badge {
  width: 44px; height: 44px; border-radius: 10px; display: grid; place-items: center;
  background: var(--yc-green-soft); color: var(--yc-teal); border: 1px solid rgba(22, 126, 108, 0.14);
  margin-bottom: 16px;
}
.icon-badge--blue { background: #eef4fd; color: var(--yc-blue); border-color: rgba(24, 95, 165, 0.14); }
.feature h3 { font-size: 17px; margin-bottom: 8px; }
.feature p { font-size: 14px; color: var(--yc-muted); line-height: 1.65; }

/* ---------------------------------------------------------------- 流程 */

.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; counter-reset: step; }
.step { position: relative; padding: 0 26px 0 0; }
.step::before {
  content: ""; position: absolute; left: 0; top: 17px; width: 100%; height: 1px; background: var(--yc-line);
}
.step:last-child::before { display: none; }
.step__n {
  position: relative; z-index: 1; width: 36px; height: 36px; border-radius: 50%;
  display: grid; place-items: center; background: var(--yc-paper); border: 1px solid var(--yc-seafoam);
  color: var(--yc-teal); font-family: var(--font-mono); font-size: 13px; font-weight: 500;
  margin-bottom: 18px;
}
.step:first-child .step__n, .step__n--filled { background: var(--yc-seafoam); color: #fff; border-color: var(--yc-seafoam); }
.step h3 { font-size: 17px; margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--yc-muted); line-height: 1.65; }

/* ---------------------------------------------------------------- 资质 */

.qual-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.qual {
  background: var(--yc-paper); border: 1px solid var(--yc-line); border-radius: var(--r-card);
  overflow: hidden; box-shadow: var(--sh-hair);
}
.qual__img { aspect-ratio: 4 / 3; background: var(--yc-paper-2); display: grid; place-items: center; overflow: hidden; border-bottom: 1px solid var(--yc-line); }
.qual__img img { width: 100%; height: 100%; object-fit: cover; }
.qual__ph { display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--yc-faint); font-size: 12.5px; }
.qual__body { padding: 16px 18px; }
.qual__body h3 { font-size: 15.5px; margin-bottom: 6px; }
.qual__body p { font-size: 13px; color: var(--yc-muted); line-height: 1.6; }

/* ---------------------------------------------------------------- FAQ */

.faq { max-width: 900px; margin: 0 auto; border-top: 1px solid var(--yc-line); }
.faq details { border-bottom: 1px solid var(--yc-line); }
.faq summary {
  display: flex; align-items: flex-start; gap: 14px; padding: 22px 4px;
  font-size: 16.5px; font-weight: 600; color: var(--yc-ink); cursor: pointer; list-style: none;
  letter-spacing: -0.01em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before {
  content: "Q"; flex: none; width: 24px; height: 24px; border-radius: 6px; margin-top: 1px;
  display: grid; place-items: center; background: var(--yc-green-soft); color: var(--yc-teal);
  font-family: var(--font-mono); font-size: 12px; font-weight: 500;
}
.faq summary::after {
  content: ""; margin-left: auto; margin-top: 9px; width: 9px; height: 9px; flex: none;
  border-right: 1.5px solid var(--yc-muted); border-bottom: 1.5px solid var(--yc-muted);
  transform: rotate(45deg); transition: transform 0.2s ease;
}
.faq details[open] summary::after { transform: rotate(-135deg); }
.faq .a { padding: 0 4px 24px 42px; font-size: 15px; color: var(--yc-muted); line-height: 1.78; }
.faq .a a { text-decoration: underline; text-underline-offset: 3px; }

/* ---------------------------------------------------------------- CTA 带 */

.cta {
  position: relative; overflow: hidden; border-radius: var(--r-large);
  background: var(--yc-navy); color: #fff; padding: 52px 56px;
}
.cta__dots {
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.14) 1px, transparent 1px);
  background-size: 20px 20px;
  mask-image: radial-gradient(70% 100% at 88% 50%, #000, transparent 70%);
  -webkit-mask-image: radial-gradient(70% 100% at 88% 50%, #000, transparent 70%);
}
.cta__inner { position: relative; display: flex; align-items: center; gap: 40px; flex-wrap: wrap; }
.cta h2 { color: #fff; margin-bottom: 12px; }
.cta p { color: rgba(255, 255, 255, 0.72); font-size: 16px; max-width: 34em; line-height: 1.7; }
.cta__actions { margin-left: auto; display: flex; gap: 12px; flex-wrap: wrap; }
.cta .btn-primary { background: #fff; color: var(--yc-navy); }
.cta .btn-primary:hover { background: #eef4fd; color: var(--yc-navy); }
.cta .btn-ghost { color: #fff; border-color: rgba(255, 255, 255, 0.4); }
.cta .btn-ghost:hover { background: rgba(255, 255, 255, 0.1); color: #fff; border-color: #fff; }

/* ---------------------------------------------------------------- 页脚 */

.footer { background: var(--yc-paper); border-top: 1px solid var(--yc-line); padding: 64px 0 32px; margin-top: 0; }
.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; }
.footer h4 { font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--yc-muted); margin-bottom: 16px; font-weight: 600; }
.footer p { font-size: 13.5px; color: var(--yc-muted); line-height: 1.75; }
.footer li { margin-bottom: 9px; }
.footer li a { font-size: 14px; color: var(--yc-text); }
.footer li a:hover { color: var(--yc-teal); }
.footer__cities { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; }
.footer__bottom {
  margin-top: 48px; padding-top: 22px; border-top: 1px solid var(--yc-line);
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 12.5px; color: var(--yc-faint);
}
.footer__bottom .mono { font-size: 11.5px; }

/* ---------------------------------------------------------------- 城市页 */

.crumb { background: var(--yc-paper); border-bottom: 1px solid var(--yc-line); }
.crumb .wrap { display: flex; align-items: center; gap: 8px; height: 46px; font-size: 13px; color: var(--yc-muted); }
.crumb a { color: var(--yc-muted); }
.crumb a:hover { color: var(--yc-teal); }
.crumb span[aria-current] { color: var(--yc-ink); font-weight: 500; }

.city-hero { background: var(--yc-paper); border-bottom: 1px solid var(--yc-line); position: relative; overflow: hidden; }
.city-hero .wrap { position: relative; padding-top: 52px; padding-bottom: 56px; }
.city-hero__grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: 48px; align-items: start; }
.city-hero h1 { font-size: clamp(30px, 3.6vw, 46px); margin: 18px 0 16px; }
.city-hero__sub { font-size: 16.5px; color: var(--yc-muted); line-height: 1.72; max-width: 32em; }

.infocard { background: var(--yc-paper); border: 1px solid var(--yc-line); border-radius: var(--r-large); box-shadow: var(--sh-deep); overflow: hidden; }
.infocard__head { padding: 16px 20px; border-bottom: 1px solid var(--yc-line); background: var(--yc-paper-2); display: flex; align-items: center; gap: 10px; }
.infocard__head b { font-size: 15px; color: var(--yc-ink); }
.infocard__body { padding: 6px 20px 18px; }
.infocard__row { display: flex; gap: 14px; padding: 13px 0; border-bottom: 1px solid var(--yc-line); }
.infocard__row:last-child { border-bottom: none; }
.infocard__k { flex: none; width: 76px; font-size: 13px; color: var(--yc-muted); }
.infocard__v { flex: 1; font-size: 14.5px; color: var(--yc-text); }
.infocard__v strong { color: var(--yc-ink); }
.infocard__v .mono { font-size: 15px; color: var(--yc-teal); font-weight: 500; }
.infocard__foot { padding: 16px 20px; border-top: 1px solid var(--yc-line); background: var(--yc-paper-2); }

.mapbox { aspect-ratio: 16 / 10; background: var(--yc-paper-2); border-top: 1px solid var(--yc-line); position: relative; overflow: hidden; }
.mapbox svg { display: block; width: 100%; height: 100%; }
.mapbox__tag {
  position: absolute; left: 14px; bottom: 14px; background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px); border: 1px solid var(--yc-line); border-radius: var(--r-pill);
  padding: 5px 12px; font-size: 12px; color: var(--yc-muted);
}

.linkrow { display: flex; gap: 10px; flex-wrap: wrap; }
.linkchip {
  display: inline-flex; align-items: center; gap: 7px; padding: 9px 16px;
  background: var(--yc-paper); border: 1px solid var(--yc-line); border-radius: var(--r-pill);
  font-size: 14px; color: var(--yc-text); transition: all 0.16s ease;
}
.linkchip:hover { border-color: var(--yc-seafoam); color: var(--yc-teal); background: var(--yc-green-soft); }
.linkchip i { width: 5px; height: 5px; border-radius: 50%; background: var(--yc-seafoam); }

/* ---------------------------------------------------------------- 富文本区 */

.rich { margin-top: 18px; font-size: 15.5px; line-height: 1.82; color: var(--yc-muted); }
.rich h3 { font-size: 17px; margin: 20px 0 10px; color: var(--yc-ink); }
.rich h4 { font-size: 15px; margin: 16px 0 8px; color: var(--yc-ink); }
.rich p { margin: 0 0 12px; }
.rich ul, .rich ol { margin: 0 0 12px; padding-left: 22px; }
.rich ul li { list-style: disc; margin-bottom: 6px; }
.rich ol li { list-style: decimal; margin-bottom: 6px; }
.rich strong { color: var(--yc-ink); font-weight: 600; }
.rich a { text-decoration: underline; text-underline-offset: 3px; }

/* ---------------------------------------------------------------- 进屏动画 */

.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ---------------------------------------------------------------- 响应式 */

@media (max-width: 1080px) {
  .city-grid, .feature-grid, .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .step { padding-bottom: 28px; }
  .step::before { display: none; }
  .qual-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .nav { display: none; }
  .nav-toggle { display: block; }
  .topbar__tel { display: none; }
  .hero__grid, .city-hero__grid { grid-template-columns: 1fr; gap: 40px; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 24px 0; }
  .stats > div:nth-child(3) { border-left: none; padding-left: 0; }
}

@media (max-width: 700px) {
  .wrap { padding: 0 20px; }
  :root { --gap-sec: 44px; }
  .city-grid, .feature-grid, .steps, .qual-grid, .footer__grid { grid-template-columns: 1fr; }
  .hero .wrap { padding-top: 44px; padding-bottom: 48px; }
  .cta { padding: 34px 26px; }
  .cta__actions { margin-left: 0; width: 100%; }
  .cta__actions .btn { flex: 1; }
  .hero__cta .btn { flex: 1; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stats > div { padding: 0 18px; }
  .stats > div:nth-child(3) { padding-left: 18px; border-left: 1px solid var(--yc-line); }
  .stats > div:nth-child(odd) { border-left: none; padding-left: 0; }
  .footer__cities { grid-template-columns: 1fr 1fr; }
}

/* 导航抽屉（移动端） */
.nav-drawer {
  position: fixed; inset: 68px 0 auto 0; z-index: 55; background: var(--yc-paper);
  border-bottom: 1px solid var(--yc-line); padding: 12px 20px 20px; display: none;
  box-shadow: var(--sh-deep);
}
.nav-drawer.open { display: block; }
.nav-drawer a { display: block; padding: 13px 4px; font-size: 16px; color: var(--yc-ink); border-bottom: 1px solid var(--yc-line); }
.nav-drawer a:last-child { border-bottom: none; }

/* ==========================================================================
   v2 设计系统增强 —— 深色 Hero / 玻璃拟态 / 动效 / 多页面组件
   设计目标：
   · 大气：深色撞色 Hero（navy 渐变 + 真实园区背景 + 数据浮动卡）
   · 科技感：网格点阵 + 光晕 + 边框发光 + 3D hover + counter 数字递增
   · 配色鲜明：mint 在画面占比提升、seafoam 强化重点
   · 配图丰富：每个大区块都有真实配图，覆盖 47 张已落地素材
   策略：所有 v2 类名前缀 `v2-` 或选择 `body[data-page^=...]` 限定，不污染 Route A
   ========================================================================== */

/* -------------------------- v2 通用 token -------------------------- */
:root {
  /* 新增强化色 */
  --yc-navy-deep: #070d2a;
  --yc-navy-soft: #1a2557;
  --yc-seafoam-bright: #5cd0a8;
  --yc-mint-glow: rgba(49, 242, 191, 0.45);
  --yc-glass-bg: rgba(255, 255, 255, 0.08);
  --yc-glass-bd: rgba(255, 255, 255, 0.16);
  --yc-glass-bd-strong: rgba(49, 242, 191, 0.32);
  /* 动效曲线 */
  --ease-out-soft: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  /* 新阴影 */
  --sh-glow-mint: 0 0 0 1px rgba(49, 242, 191, 0.35), 0 8px 24px -8px rgba(49, 242, 191, 0.5);
  --sh-glow-navy: 0 0 0 1px rgba(185, 200, 255, 0.25), 0 12px 32px -10px rgba(17, 26, 74, 0.55);
}

/* -------------------------- v2 Hero（深色撞色） -------------------------- */
.v2-hero {
  position: relative; overflow: hidden;
  min-height: 720px; display: flex; align-items: center;
  background:
    radial-gradient(ellipse 90% 60% at 70% 10%, rgba(49, 242, 191, 0.18) 0%, transparent 60%),
    radial-gradient(ellipse 70% 50% at 15% 90%, rgba(68, 180, 139, 0.18) 0%, transparent 65%),
    linear-gradient(140deg, var(--yc-navy-deep) 0%, var(--yc-navy) 55%, var(--yc-navy-soft) 100%);
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.v2-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 0%, transparent 75%);
}
.v2-hero::after {
  content: ""; position: absolute; right: -10%; top: -20%; width: 60%; height: 140%; pointer-events: none;
  background: radial-gradient(circle, rgba(49, 242, 191, 0.22) 0%, transparent 55%);
  filter: blur(40px);
  animation: v2-pulse 8s var(--ease-out-soft) infinite;
}
@keyframes v2-pulse {
  0%, 100% { opacity: 0.6; transform: translate(0, 0) scale(1); }
  50% { opacity: 1; transform: translate(-3%, 2%) scale(1.05); }
}
.v2-hero .wrap { position: relative; z-index: 2; padding-top: 96px; padding-bottom: 110px; }
.v2-hero__grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 64px; align-items: center; }

.v2-hero__eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px; border-radius: 9999px;
  background: rgba(49, 242, 191, 0.12); border: 1px solid rgba(49, 242, 191, 0.3);
  color: var(--yc-mint); font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em;
  text-transform: uppercase; font-weight: 500;
}
.v2-hero__eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--yc-mint); box-shadow: 0 0 8px var(--yc-mint); animation: v2-blink 2s ease-in-out infinite; }
@keyframes v2-blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

.v2-hero__title {
  margin: 24px 0 22px; font-size: clamp(40px, 5.4vw, 68px); font-weight: 700;
  letter-spacing: -0.035em; line-height: 1.05; color: #fff;
}
.v2-hero__title em { font-style: normal; background: linear-gradient(120deg, var(--yc-mint) 0%, var(--yc-seafoam-bright) 50%, #ffd28a 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }

.v2-hero__sub { font-size: 18px; line-height: 1.7; color: rgba(255, 255, 255, 0.78); max-width: 32em; }

.v2-hero__cta { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; }
.v2-hero__cta .btn-primary {
  background: linear-gradient(135deg, var(--yc-mint) 0%, var(--yc-seafoam) 100%);
  color: var(--yc-navy-deep); font-weight: 600; border: none;
  box-shadow: 0 12px 24px -10px rgba(49, 242, 191, 0.6);
}
.v2-hero__cta .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 28px -8px rgba(49, 242, 191, 0.7); }
.v2-hero__cta .btn-ghost {
  background: rgba(255, 255, 255, 0.06); color: #fff; border-color: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
}
.v2-hero__cta .btn-ghost:hover { background: rgba(255, 255, 255, 0.14); border-color: rgba(49, 242, 191, 0.5); color: #fff; }

.v2-hero__trust { display: flex; align-items: center; gap: 22px; margin-top: 32px; flex-wrap: wrap; }
.v2-hero__trust span { display: inline-flex; align-items: center; gap: 8px; font-size: 13.5px; color: rgba(255, 255, 255, 0.7); }
.v2-hero__trust svg { color: var(--yc-mint); }

/* Hero 右侧浮动玻璃卡组 */
.v2-hero__stack { position: relative; height: 480px; }
.v2-hero__stack > div { position: absolute; border-radius: 18px; }
.v2-hero__card {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(18px) saturate(1.6);
  -webkit-backdrop-filter: blur(18px) saturate(1.6);
  box-shadow: 0 24px 48px -20px rgba(0, 0, 0, 0.5);
  padding: 22px; color: #fff;
}
.v2-hero__card--main {
  top: 30px; left: 0; right: 24px; padding: 28px 26px;
  background:
    linear-gradient(135deg, rgba(49, 242, 191, 0.14) 0%, rgba(17, 26, 74, 0.4) 100%),
    rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(49, 242, 191, 0.3);
}
.v2-hero__card--main h4 { color: #fff; font-size: 17px; margin-bottom: 12px; letter-spacing: -0.01em; }
.v2-hero__card--main p { color: rgba(255, 255, 255, 0.78); font-size: 13.5px; line-height: 1.65; }
.v2-hero__card--main img { width: 100%; height: 180px; object-fit: cover; border-radius: 10px; margin-bottom: 14px; box-shadow: 0 12px 24px -8px rgba(0, 0, 0, 0.4); }

.v2-hero__card--pill {
  bottom: 60px; right: 0; width: 220px;
  display: flex; align-items: center; gap: 12px;
}
.v2-hero__card--pill .pill__icon { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: linear-gradient(135deg, var(--yc-mint), var(--yc-seafoam)); color: var(--yc-navy-deep); flex: none; }
.v2-hero__card--pill .pill__num { font-family: var(--font-mono); font-size: 24px; font-weight: 600; color: #fff; line-height: 1; }
.v2-hero__card--pill .pill__lbl { font-size: 11.5px; color: rgba(255, 255, 255, 0.6); letter-spacing: 0.04em; margin-top: 4px; }

.v2-hero__card--data {
  bottom: 0; left: 30px; width: 200px;
  background: linear-gradient(135deg, rgba(255, 210, 138, 0.18) 0%, rgba(17, 26, 74, 0.3) 100%);
  border: 1px solid rgba(255, 210, 138, 0.32);
}
.v2-hero__card--data h5 { color: #ffd28a; font-size: 11px; font-family: var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 8px; }
.v2-hero__card--data .data__num { font-family: var(--font-mono); font-size: 28px; font-weight: 700; color: #fff; line-height: 1; }
.v2-hero__card--data .data__lbl { color: rgba(255, 255, 255, 0.65); font-size: 12px; margin-top: 4px; }

@keyframes v2-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.v2-hero__card--pill { animation: v2-float 6s var(--ease-out-soft) infinite; }
.v2-hero__card--data { animation: v2-float 7s var(--ease-out-soft) infinite 1s; }

/* -------------------------- v2 Stats 大数据条 -------------------------- */
.v2-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: var(--yc-paper); border-radius: 18px;
  border: 1px solid var(--yc-line);
  box-shadow: 0 24px 60px -30px rgba(17, 26, 74, 0.25);
  overflow: hidden;
}
.v2-stats > div {
  padding: 28px 28px; border-right: 1px solid var(--yc-line);
  transition: background 0.3s var(--ease-out-soft);
}
.v2-stats > div:last-child { border-right: none; }
.v2-stats > div:hover { background: linear-gradient(135deg, #f4faf7 0%, #fafbfc 100%); }
.v2-stats .stat__num {
  font-family: var(--font-mono); font-size: 44px; font-weight: 700; color: var(--yc-navy);
  letter-spacing: -0.02em; line-height: 1; display: flex; align-items: baseline; gap: 4px;
}
.v2-stats .stat__num small { font-size: 16px; color: var(--yc-seafoam); font-weight: 500; }
.v2-stats .stat__label { font-size: 13.5px; color: var(--yc-muted); margin-top: 10px; }
.v2-stats .stat__trend { font-family: var(--font-mono); font-size: 11px; color: var(--yc-teal); margin-top: 8px; display: inline-flex; align-items: center; gap: 4px; }
.v2-stats .stat__trend::before { content: "↑"; }

/* -------------------------- v2 页面标题（多页面通用） -------------------------- */
.page-hero {
  position: relative; padding: 80px 0 56px;
  background: linear-gradient(135deg, var(--yc-navy) 0%, var(--yc-blue) 100%);
  color: #fff; overflow: hidden;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 22px 22px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 80%);
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 80%);
}
.page-hero .wrap { position: relative; }
.page-hero .eyebrow { color: var(--yc-mint); }
.page-hero h1 { color: #fff; font-size: clamp(34px, 4vw, 52px); max-width: 24em; margin: 16px 0 18px; }
.page-hero h1 em { font-style: normal; color: var(--yc-mint); }
.page-hero p { font-size: 17px; line-height: 1.7; color: rgba(255, 255, 255, 0.8); max-width: 36em; }
.page-hero__img {
  position: absolute; right: -5%; top: 0; bottom: 0; width: 38%;
  background-size: cover; background-position: center;
  mask-image: linear-gradient(90deg, transparent 0%, #000 35%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 35%);
  opacity: 0.42;
}
.page-hero__crumbs {
  display: flex; align-items: center; gap: 8px; margin-bottom: 18px;
  font-family: var(--font-mono); font-size: 12px; color: rgba(255, 255, 255, 0.55); letter-spacing: 0.06em;
}
.page-hero__crumbs a { color: rgba(255, 255, 255, 0.7); }
.page-hero__crumbs a:hover { color: var(--yc-mint); }
.page-hero__crumbs span { color: rgba(255, 255, 255, 0.35); }

/* -------------------------- v2 业务卡片（8 大板块） -------------------------- */
.v2-biz-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: 48px; }
.v2-biz-card {
  position: relative; overflow: hidden; border-radius: 16px;
  background: var(--yc-paper); border: 1px solid var(--yc-line);
  transition: all 0.4s var(--ease-out-soft);
  display: flex; flex-direction: column;
}
.v2-biz-card:hover { transform: translateY(-6px); border-color: var(--yc-seafoam); box-shadow: 0 24px 48px -20px rgba(68, 180, 139, 0.3); }
.v2-biz-card__img {
  height: 180px; background-size: cover; background-position: center;
  transition: transform 0.6s var(--ease-out-soft);
}
.v2-biz-card:hover .v2-biz-card__img { transform: scale(1.08); }
.v2-biz-card__body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.v2-biz-card__icon {
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--yc-green-soft), #f0f9f5); font-size: 24px;
  margin-bottom: 16px;
}
.v2-biz-card__title { font-size: 18px; font-weight: 600; color: var(--yc-ink); margin-bottom: 10px; letter-spacing: -0.01em; }
.v2-biz-card__desc { font-size: 14px; color: var(--yc-muted); line-height: 1.7; flex: 1; }
.v2-biz-card__stat { font-family: var(--font-mono); font-size: 12px; color: var(--yc-teal); margin-top: 16px; padding-top: 16px; border-top: 1px dashed var(--yc-line); display: flex; align-items: center; gap: 6px; }
.v2-biz-card__stat::before { content: "¥"; font-weight: 700; }

/* -------------------------- v2 子公司卡片 -------------------------- */
.v2-sub-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 48px; }
.v2-sub-card {
  position: relative; overflow: hidden; border-radius: 14px;
  background: var(--yc-paper); border: 1px solid var(--yc-line);
  transition: all 0.3s var(--ease-out-soft); cursor: pointer;
  display: flex; flex-direction: column;
}
.v2-sub-card:hover { transform: translateY(-4px); box-shadow: var(--sh-glow-navy); border-color: rgba(17, 26, 74, 0.2); }
.v2-sub-card__img { height: 120px; background-size: cover; background-position: center; position: relative; }
.v2-sub-card__img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(17, 26, 74, 0.65) 100%); }
.v2-sub-card__tag { position: absolute; top: 12px; left: 12px; z-index: 2; padding: 3px 10px; border-radius: 9999px; font-family: var(--font-mono); font-size: 11px; background: rgba(255, 255, 255, 0.95); color: var(--yc-navy); letter-spacing: 0.04em; }
.v2-sub-card__body { padding: 16px; flex: 1; display: flex; flex-direction: column; }
.v2-sub-card__title { font-size: 14.5px; font-weight: 600; color: var(--yc-ink); margin-bottom: 8px; line-height: 1.45; flex: 1; }
.v2-sub-card__meta { font-family: var(--font-mono); font-size: 11px; color: var(--yc-muted); display: flex; gap: 8px; align-items: center; }
.v2-sub-card__meta::before { content: ""; width: 12px; height: 1px; background: var(--yc-seafoam); }

/* -------------------------- v2 新闻卡片 -------------------------- */
.v2-news-tabs {
  display: flex; gap: 8px; margin-top: 32px; padding: 4px; background: var(--yc-paper); border: 1px solid var(--yc-line); border-radius: 9999px; width: fit-content;
}
.v2-news-tabs a {
  padding: 10px 22px; border-radius: 9999px; font-size: 14px; font-weight: 500;
  color: var(--yc-text); transition: all 0.2s var(--ease-out-soft);
}
.v2-news-tabs a:hover { color: var(--yc-navy); }
.v2-news-tabs a.active { background: var(--yc-navy); color: #fff; }

.v2-news-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 20px; margin-top: 32px; }
.v2-news-card {
  background: var(--yc-paper); border: 1px solid var(--yc-line); border-radius: 14px;
  overflow: hidden; transition: all 0.3s var(--ease-out-soft); display: flex; flex-direction: column;
}
.v2-news-card:hover { transform: translateY(-3px); box-shadow: var(--sh-lift); }
.v2-news-card--lead { grid-row: span 2; }
.v2-news-card__img { aspect-ratio: 16/10; background-size: cover; background-position: center; position: relative; }
.v2-news-card__img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 60%, rgba(0, 0, 0, 0.4) 100%); }
.v2-news-card__cat { position: absolute; top: 14px; left: 14px; z-index: 2; padding: 5px 12px; border-radius: 9999px; font-family: var(--font-mono); font-size: 11px; background: rgba(255, 255, 255, 0.95); color: var(--yc-navy); letter-spacing: 0.04em; }
.v2-news-card__cat--company { color: var(--yc-navy); }
.v2-news-card__cat--industry { color: var(--yc-blue); }
.v2-news-card__cat--policy { color: var(--yc-teal); }
.v2-news-card__body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.v2-news-card__date { font-family: var(--font-mono); font-size: 12px; color: var(--yc-muted); letter-spacing: 0.04em; }
.v2-news-card__title { font-size: 17px; font-weight: 600; color: var(--yc-ink); margin: 8px 0 10px; line-height: 1.5; flex: 1; letter-spacing: -0.01em; }
.v2-news-card--lead .v2-news-card__title { font-size: 22px; }
.v2-news-card__summary { font-size: 14px; color: var(--yc-muted); line-height: 1.7; }
.v2-news-card__more { margin-top: 14px; font-size: 13px; color: var(--yc-blue); font-weight: 500; }

/* -------------------------- v2 时间线（发展历程） -------------------------- */
.v2-timeline { position: relative; margin-top: 48px; padding-left: 32px; }
.v2-timeline::before { content: ""; position: absolute; left: 12px; top: 0; bottom: 0; width: 2px; background: linear-gradient(180deg, var(--yc-seafoam) 0%, var(--yc-blue) 100%); }
.v2-timeline__item { position: relative; padding: 14px 0 24px; }
.v2-timeline__item::before {
  content: ""; position: absolute; left: -27px; top: 22px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--yc-paper); border: 3px solid var(--yc-seafoam);
  box-shadow: 0 0 0 4px rgba(68, 180, 139, 0.18);
}
.v2-timeline__year { font-family: var(--font-mono); font-size: 18px; font-weight: 700; color: var(--yc-navy); letter-spacing: -0.01em; }
.v2-timeline__text { font-size: 14.5px; color: var(--yc-text); margin-top: 6px; line-height: 1.7; }

/* -------------------------- v2 联系卡片 -------------------------- */
.v2-contact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 48px; }
.v2-contact-card {
  padding: 28px 24px; background: var(--yc-paper); border: 1px solid var(--yc-line);
  border-radius: 16px; transition: all 0.3s var(--ease-out-soft);
}
.v2-contact-card:hover { border-color: var(--yc-seafoam); box-shadow: var(--sh-glow-mint); transform: translateY(-2px); }
.v2-contact-card__icon {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--yc-green-soft), #f0f9f5); color: var(--yc-teal);
  margin-bottom: 16px;
}
.v2-contact-card__lbl { font-family: var(--font-mono); font-size: 11px; color: var(--yc-muted); letter-spacing: 0.1em; text-transform: uppercase; }
.v2-contact-card__val { font-size: 18px; font-weight: 600; color: var(--yc-ink); margin: 8px 0 6px; letter-spacing: -0.01em; }
.v2-contact-card__sub { font-size: 12.5px; color: var(--yc-muted); }

/* -------------------------- v2 组织架构图 -------------------------- */
.v2-org-chart {
  margin-top: 48px; padding: 36px 28px;
  background: linear-gradient(135deg, #f9fafc 0%, #f6f6f8 100%);
  border-radius: 18px; border: 1px solid var(--yc-line);
}
.v2-org-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 16px; }
.v2-org-row + .v2-org-row { padding-top: 28px; position: relative; }
.v2-org-row + .v2-org-row::before {
  content: ""; position: absolute; top: 0; left: 50%; width: 2px; height: 24px;
  background: linear-gradient(180deg, var(--yc-seafoam), transparent);
}
.v2-org-node {
  padding: 16px 22px; background: var(--yc-paper); border: 1px solid var(--yc-line);
  border-radius: 12px; min-width: 160px; text-align: center; transition: all 0.3s var(--ease-out-soft);
}
.v2-org-node:hover { border-color: var(--yc-seafoam); transform: translateY(-2px); box-shadow: var(--sh-lift); }
.v2-org-node--navy { background: linear-gradient(135deg, var(--yc-navy) 0%, var(--yc-blue) 100%); color: #fff; border-color: transparent; }
.v2-org-node--blue { background: linear-gradient(135deg, var(--yc-blue) 0%, #2563eb 100%); color: #fff; border-color: transparent; }
.v2-org-node--teal { background: linear-gradient(135deg, var(--yc-teal) 0%, var(--yc-seafoam) 100%); color: #fff; border-color: transparent; }
.v2-org-node--mint { background: linear-gradient(135deg, var(--yc-seafoam-bright) 0%, var(--yc-mint) 100%); color: var(--yc-navy-deep); border-color: transparent; font-weight: 600; }
.v2-org-node__name { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.v2-org-node__role { font-size: 11.5px; opacity: 0.78; line-height: 1.4; }

/* —— 组织架构 N+1 模式（二.2，严格依据官网真实组织架构）—— */
.v2-org-tree { display: flex; flex-direction: column; align-items: center; }
.v2-org-link { width: 2px; height: 26px; background: var(--yc-line); opacity: 0.55; }
.v2-org-row--hq { margin-bottom: 0; }
.v2-org-row--mid { display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }
.v2-org-row--mid .v2-org-node { min-width: 220px; }
.v2-org-subs { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; width: 100%; max-width: 1000px; margin-top: 6px; }
.v2-org-prov { background: rgba(255,255,255,0.65); border: 1px solid var(--yc-line); border-radius: 12px; padding: 12px 14px; transition: border-color .2s, box-shadow .2s, transform .2s; }
.v2-org-prov:hover { border-color: var(--yc-seafoam); box-shadow: var(--sh-lift); transform: translateY(-2px); }
.v2-org-prov__name { font-size: 13px; font-weight: 700; color: var(--yc-navy); margin-bottom: 8px; }
.v2-org-prov__list { display: flex; flex-direction: column; gap: 6px; }
.v2-org-co { font-size: 12px; color: var(--yc-blue); text-decoration: none; line-height: 1.35; transition: color .2s; }
.v2-org-co:hover { color: var(--yc-teal); text-decoration: underline; }
.v2-org-sectors { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: center; margin-top: 22px; }
.v2-org-sectors__label { font-size: 12.5px; font-weight: 700; color: var(--yc-muted); margin-right: 4px; }
.v2-org-chip { font-size: 12px; padding: 4px 12px; border-radius: 999px; background: rgba(24,95,165,0.08); color: var(--yc-blue); border: 1px solid rgba(24,95,165,0.18); }
.v2-org-stats { display: flex; flex-wrap: wrap; gap: 14px 30px; justify-content: center; margin-top: 22px; }
.v2-org-stat { text-align: center; }
.v2-org-stat b { display: block; font-size: 26px; font-weight: 800; color: var(--yc-navy); line-height: 1.1; }
.v2-org-stat b small { font-size: 13px; font-weight: 600; color: var(--yc-teal); margin-left: 2px; }
.v2-org-stat span { font-size: 12px; color: var(--yc-muted); }

/* -------------------------- v2 资质荣誉 -------------------------- */
.v2-honor-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 48px; }
.v2-honor-item {
  padding: 24px; background: var(--yc-paper); border: 1px solid var(--yc-line);
  border-radius: 14px; display: flex; gap: 14px; align-items: flex-start;
  transition: all 0.3s var(--ease-out-soft);
}
.v2-honor-item:hover { border-color: var(--yc-seafoam); transform: translateY(-2px); box-shadow: var(--sh-lift); }
.v2-honor-item__icon {
  width: 44px; height: 44px; flex: none; border-radius: 10px;
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  display: grid; place-items: center; color: #b45309;
}
/* 资质证书实拍缩略图：证书多为竖版扫描件，用 contain + 白底保证整张证书可见 */
.v2-honor-item__thumb {
  flex: none; width: 112px; height: 84px; border-radius: 10px; overflow: hidden;
  border: 1px solid var(--yc-line); background: #fff;
  box-shadow: 0 2px 8px -4px rgba(17, 26, 74, 0.24);
}
.v2-honor-item__thumb img {
  width: 100%; height: 100%; object-fit: contain; display: block;
  transition: transform 0.5s var(--ease-out-soft);
}
.v2-honor-item:hover .v2-honor-item__thumb img { transform: scale(1.06); }
.v2-honor-item__name { font-size: 14.5px; font-weight: 600; color: var(--yc-ink); margin-bottom: 6px; line-height: 1.5; }
.v2-honor-item__meta { font-size: 12px; color: var(--yc-muted); font-family: var(--font-mono); display: flex; gap: 12px; }

/* -------------------------- v2 顶部下拉菜单 -------------------------- */
.nav-menu { position: relative; }
.nav-menu__trigger { display: flex; align-items: center; gap: 4px; padding: 8px 14px; border-radius: var(--r-btn); font-size: 15px; font-weight: 500; color: var(--yc-text); cursor: pointer; transition: all 0.16s ease; }
.nav-menu__trigger:hover { background: var(--yc-canvas); color: var(--yc-navy); }
.nav-menu__trigger::after { content: ""; width: 6px; height: 6px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translate(-2px, -2px); transition: transform 0.2s ease; opacity: 0.6; }
.nav-menu:hover .nav-menu__trigger::after { transform: rotate(225deg) translate(-2px, -2px); }
.nav-menu__panel {
  position: absolute; top: 100%; left: 0; min-width: 220px; padding: 12px;
  background: var(--yc-paper); border: 1px solid var(--yc-line); border-radius: 14px;
  box-shadow: 0 20px 40px -16px rgba(17, 26, 74, 0.18);
  opacity: 0; visibility: hidden; transform: translateY(-4px);
  transition: all 0.2s var(--ease-out-soft);
  display: flex; flex-direction: column; gap: 2px;
}
.nav-menu:hover .nav-menu__panel { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-menu__panel a { display: block; padding: 9px 14px; border-radius: 8px; font-size: 14px; color: var(--yc-text); transition: all 0.15s ease; }
.nav-menu__panel a:hover { background: var(--yc-canvas); color: var(--yc-navy); }

/* -------------------------- v2 滚动渐入 -------------------------- */
.v2-reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s var(--ease-out-soft), transform 0.7s var(--ease-out-soft); }
.v2-reveal.is-visible { opacity: 1; transform: translateY(0); }
.v2-reveal--delay-1 { transition-delay: 0.08s; }
.v2-reveal--delay-2 { transition-delay: 0.16s; }
.v2-reveal--delay-3 { transition-delay: 0.24s; }
.v2-reveal--delay-4 { transition-delay: 0.32s; }

/* -------------------------- v2 counter 数字递增 -------------------------- */
.v2-counter { font-variant-numeric: tabular-nums; }
.v2-counter[data-suffix]::after { content: attr(data-suffix); font-size: 0.5em; color: var(--yc-seafoam); margin-left: 4px; }

/* -------------------------- v2 区块底部行动区 -------------------------- */
.v2-cta {
  margin-top: 80px; padding: 56px 48px;
  background: linear-gradient(135deg, var(--yc-navy) 0%, var(--yc-blue) 60%, var(--yc-seafoam) 130%);
  border-radius: 24px; color: #fff; position: relative; overflow: hidden;
}
.v2-cta::before {
  content: ""; position: absolute; right: -10%; top: -30%; width: 60%; height: 160%;
  background: radial-gradient(circle, rgba(49, 242, 191, 0.25) 0%, transparent 60%);
  pointer-events: none;
}
.v2-cta__grid { position: relative; display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; align-items: center; }
.v2-cta h2 { color: #fff; font-size: clamp(26px, 2.6vw, 34px); }
.v2-cta p { color: rgba(255, 255, 255, 0.8); font-size: 15px; line-height: 1.7; margin-top: 12px; }
.v2-cta__actions { display: flex; gap: 12px; justify-content: flex-end; flex-wrap: wrap; }
.v2-cta__actions .btn-primary { background: var(--yc-mint); color: var(--yc-navy-deep); font-weight: 600; border: none; }
.v2-cta__actions .btn-ghost { background: rgba(255, 255, 255, 0.08); color: #fff; border-color: rgba(255, 255, 255, 0.3); }

/* -------------------------- v2 段落（多页面通用） -------------------------- */
.v2-section { padding: 60px 0; }
.v2-section--alt { background: var(--yc-canvas); }
.v2-section--dark { background: linear-gradient(135deg, var(--yc-navy-deep) 0%, var(--yc-navy) 100%); color: #fff; }
.v2-section--dark h2, .v2-section--dark h3 { color: #fff; }
.v2-section__head { max-width: 720px; margin: 0 auto 8px; text-align: center; }
.v2-section__head .eyebrow { justify-content: center; }
.v2-section__head h2 { margin: 14px 0 16px; }
.v2-section__head p { font-size: 16px; color: var(--yc-muted); line-height: 1.7; }
.v2-section--dark .v2-section__head p { color: rgba(255, 255, 255, 0.72); }

/* -------------------------- v2 Responsive -------------------------- */
@media (max-width: 980px) {
  .v2-hero { min-height: auto; }
  .v2-hero__grid { grid-template-columns: 1fr; gap: 48px; }
  .v2-hero__stack { height: 380px; max-width: 480px; margin: 0 auto; width: 100%; }
  .v2-stats { grid-template-columns: repeat(2, 1fr); }
  .v2-stats > div { border-right: none; border-bottom: 1px solid var(--yc-line); }
  .v2-stats > div:nth-child(odd) { border-right: 1px solid var(--yc-line); }
  .v2-stats > div:nth-last-child(-n+2) { border-bottom: none; }
  .v2-biz-grid { grid-template-columns: repeat(2, 1fr); }
  .v2-sub-grid { grid-template-columns: repeat(2, 1fr); }
  .v2-news-grid { grid-template-columns: 1fr 1fr; }
  .v2-news-card--lead { grid-row: auto; grid-column: span 2; }
  .v2-contact-grid { grid-template-columns: repeat(2, 1fr); }
  .v2-honor-grid { grid-template-columns: 1fr 1fr; }
  .v2-cta__grid { grid-template-columns: 1fr; }
  .v2-cta__actions { justify-content: flex-start; }
  .page-hero__img { display: none; }
}
@media (max-width: 640px) {
  .v2-biz-grid, .v2-sub-grid, .v2-news-grid, .v2-contact-grid, .v2-honor-grid { grid-template-columns: 1fr; }
  .v2-news-card--lead { grid-column: auto; }
  .v2-cta { padding: 36px 24px; }
}

/* ==========================================================================
   v2.1 增强 —— 首页深色大图 Hero / 更强科技感动效
   设计目标：真实园区大图做主视觉、玻璃拟态网络图卡、多层动效、
            鼠标跟随光晕、3D 抬升、图片揭示、扫描线、滚动视差。
   ========================================================================== */

/* -------------------------- 首页深色大图 Hero -------------------------- */
.hero--v2 {
  position: relative; overflow: hidden;
  min-height: 88vh; display: flex; align-items: center;
  background: var(--yc-navy-deep);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0;
}
/* 真实园区实景大图（合肥皖中园区航拍，2026-09-29 更换——原图为培训合影与「关于玉成」语境不符）*/
.hero--v2 .hero__bg {
  position: absolute; inset: 0; z-index: 0;
  background-image: url("images/hero/hero-aerial.jpg");
  background-size: cover; background-position: center 62%;
  filter: saturate(1.18) contrast(1.08) brightness(0.9);
  transform: scale(1.06);
  animation: yc-kenburns 26s ease-in-out infinite alternate;
  will-change: transform;
}
@keyframes yc-kenburns {
  0%   { transform: scale(1.06) translate(0, 0); }
  100% { transform: scale(1.16) translate(-1.6%, -1.2%); }
}
/* navy 遮罩层：左深右浅 —— 左侧保文字可读，右侧让园区实景透出来 */
.hero--v2 .hero__veil {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(96deg,
      rgba(7, 13, 42, 0.95) 0%,
      rgba(9, 16, 46, 0.86) 30%,
      rgba(11, 20, 56, 0.62) 52%,
      rgba(14, 26, 68, 0.32) 72%,
      rgba(10, 20, 56, 0.48) 100%),
    radial-gradient(ellipse 60% 52% at 82% 26%, rgba(49, 242, 191, 0.16) 0%, transparent 64%),
    radial-gradient(ellipse 54% 46% at 4% 94%, rgba(68, 180, 139, 0.16) 0%, transparent 68%);
}
/* 网格线层 */
.hero--v2 .hero__gridlines {
  position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 75% 65% at 60% 40%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 75% 65% at 60% 40%, #000 0%, transparent 78%);
}
/* 光晕层（呼吸动画）*/
.hero--v2 .hero__glow {
  position: absolute; z-index: 2; pointer-events: none;
  right: -8%; top: -18%; width: 62%; height: 130%;
  background: radial-gradient(circle, rgba(49, 242, 191, 0.2) 0%, transparent 58%);
  filter: blur(46px);
  animation: yc-breathe 9s var(--ease-out-soft) infinite;
}
@keyframes yc-breathe {
  0%, 100% { opacity: 0.55; transform: translate(0, 0) scale(1); }
  50%      { opacity: 1;    transform: translate(-3%, 2%) scale(1.08); }
}
/* 扫描线（科技感）*/
.hero--v2 .hero__scan {
  position: absolute; left: 0; right: 0; height: 2px; z-index: 3; pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(49, 242, 191, 0.55), transparent);
  animation: yc-scan 7s linear infinite;
  opacity: 0.7;
}
@keyframes yc-scan {
  0%   { top: 6%;  opacity: 0; }
  10%  { opacity: 0.75; }
  90%  { opacity: 0.75; }
  100% { top: 94%; opacity: 0; }
}

.hero--v2 .wrap { position: relative; z-index: 4; padding-top: 92px; padding-bottom: 104px; }
.hero--v2 .hero__grid { grid-template-columns: minmax(0, 1.18fr) minmax(0, 1fr); gap: 60px; }

/* 主标题：中日韩字符恒为全角（1em/字），据此反推字号，保证「全国报废机动车回收网络」
   这 11 字永远排在一行，不被浏览器在「回收」之间硬断；窄屏由下方媒体查询放开换行。*/
.hero--v2 .hero__title {
  color: #fff; margin: 22px 0 20px;
  font-size: clamp(30px, 4.2vw, 52px); font-weight: 700;
  letter-spacing: -0.04em; line-height: 1.06;
}
/* ⚠️ 阴影只能给「实色白字」这一行。渐变字（background-clip:text + color:transparent）
   的 color 是透明的，但 text-shadow 仍按字形轮廓绘制，28px 模糊黑影会向上漫到上一行，
   形成肉眼可见的「重影」。渐变行改用 filter: drop-shadow —— 它作用于裁剪后的可见像素。 */
.hero--v2 .hero__title span {
  white-space: nowrap;
  text-shadow: 0 2px 28px rgba(0, 0, 0, 0.34);
}
.hero--v2 .hero__title em {
  font-style: normal;
  background: linear-gradient(118deg, var(--yc-mint) 0%, var(--yc-seafoam-bright) 46%, #ffd28a 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  text-shadow: none;
  filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.42));
}
.hero--v2 .hero__sub {
  color: rgba(255, 255, 255, 0.8); font-size: 17.5px; line-height: 1.75; max-width: 31em;
  text-shadow: 0 1px 14px rgba(0, 0, 0, 0.3);
}

.eyebrow--onDark {
  padding: 7px 15px; border-radius: 9999px;
  background: rgba(49, 242, 191, 0.12);
  border: 1px solid rgba(49, 242, 191, 0.32);
  color: var(--yc-mint);
}
.eyebrow--onDark::before { box-shadow: 0 0 10px var(--yc-mint); animation: yc-blink 2s ease-in-out infinite; }
@keyframes yc-blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

.hero--v2 .hero__cta { margin-top: 34px; }
.hero--v2 .hero__cta .btn-primary {
  background: linear-gradient(135deg, var(--yc-mint) 0%, var(--yc-seafoam) 100%);
  color: var(--yc-navy-deep); font-weight: 600; border: none;
  box-shadow: 0 14px 30px -12px rgba(49, 242, 191, 0.66);
  position: relative; overflow: hidden;
}
.hero--v2 .hero__cta .btn-primary::after {
  content: ""; position: absolute; top: 0; left: -120%; width: 60%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.55), transparent);
  transform: skewX(-18deg);
  animation: yc-sheen 3.6s ease-in-out infinite;
}
@keyframes yc-sheen { 0% { left: -120%; } 55%, 100% { left: 150%; } }
.hero--v2 .hero__cta .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 34px -10px rgba(49, 242, 191, 0.78); }

.btn-ghost--onDark {
  background: rgba(255, 255, 255, 0.07); color: #fff;
  border-color: rgba(255, 255, 255, 0.24); backdrop-filter: blur(8px);
}
.btn-ghost--onDark:hover { background: rgba(255, 255, 255, 0.15); border-color: rgba(49, 242, 191, 0.5); color: #fff; }

.hero--v2 .hero__trust span { color: rgba(255, 255, 255, 0.72); }
.hero--v2 .hero__trust svg { color: var(--yc-mint); }

/* 深色玻璃网络图卡 */
.netcard--dark {
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  box-shadow: 0 30px 60px -26px rgba(0, 0, 0, 0.62);
  border-radius: 18px; overflow: hidden;
}
.netcard--dark .netcard__head { background: rgba(255, 255, 255, 0.04); border-bottom-color: rgba(255, 255, 255, 0.1); }
.netcard--dark .netcard__head .mono { color: rgba(255, 255, 255, 0.72); }
.netcard--dark .netcard__live { color: var(--yc-mint); }
.netcard--dark .netcard__live i { background: var(--yc-mint); box-shadow: 0 0 10px var(--yc-mint); animation: yc-blink 1.8s ease-in-out infinite; }
.netcard--dark .netcard__body { background: rgba(7, 13, 42, 0.5); }
.netcard--dark .netcard__foot { background: rgba(255, 255, 255, 0.04); border-top-color: rgba(255, 255, 255, 0.1); }
.netcard--dark .netcard__foot b { color: #fff; }
.netcard--dark .netcard__foot b small { color: var(--yc-mint); }
.netcard--dark .netcard__foot span { color: rgba(255, 255, 255, 0.6); }

/* Hero 浮动数据卡 */
.hero__float {
  position: absolute; z-index: 5; padding: 14px 20px; border-radius: 14px;
  background: rgba(255, 255, 255, 0.07); border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 18px 36px -18px rgba(0, 0, 0, 0.5);
  pointer-events: none;
}
/* 两张浮动数据卡统一放到左栏下方空白区，避免压住右侧网络图卡的底部数据行 */
.hero__float--a { right: 51%; bottom: 8%; animation: yc-floaty 6.5s var(--ease-out-soft) infinite; }
.hero__float--b { left: 11%; bottom: 8%; animation: yc-floaty 7.5s var(--ease-out-soft) infinite 0.8s; }
.hero__float-num {
  font-family: var(--font-mono); font-size: 26px; font-weight: 700; color: var(--yc-mint); line-height: 1;
}
.hero__float-lbl { font-size: 11.5px; color: rgba(255, 255, 255, 0.66); margin-top: 5px; letter-spacing: 0.04em; white-space: nowrap; }
@keyframes yc-floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }

/* 网络图卡头部状态胶囊不换行 */
.netcard__live { white-space: nowrap; }
.netcard__head .mono { white-space: nowrap; }

/* 深色 Hero 内的网络图 SVG：节点/连线用亮色，避免在深底上发暗 */
.netcard--dark .netcard__body svg text { fill: rgba(255, 255, 255, 0.72); }
.netcard--dark .netcard__body svg circle[fill="#44b48b"],
.netcard--dark .netcard__body svg circle[fill="#167e6c"] { fill: #31f2bf; }

/* 滚动提示 */
.hero__scroll {
  position: absolute; left: 50%; bottom: 22px; z-index: 5;
  width: 26px; height: 42px; border-radius: 9999px;
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  transform: translateX(-50%); display: grid; place-items: start center; padding-top: 7px;
}
.hero__scroll span {
  width: 4px; height: 8px; border-radius: 999px; background: var(--yc-mint);
  animation: yc-scrollDot 1.8s ease-in-out infinite;
}
@keyframes yc-scrollDot { 0%, 100% { transform: translateY(0); opacity: 1; } 55% { transform: translateY(14px); opacity: 0.25; } }

/* -------------------------- 动效增强 -------------------------- */

/* 1. 鼠标跟随光晕（必须由 JS 注入 --mx/--my）*/
.yc-cursor-glow {
  position: fixed; inset: 0; pointer-events: none; z-index: 1;
  background: radial-gradient(320px circle at var(--mx, 50%) var(--my, 50%),
              rgba(49, 242, 191, 0.07), transparent 62%);
  opacity: 0; transition: opacity 0.5s ease;
}
.yc-cursor-glow.on { opacity: 1; }

/* 2. 卡片 3D 抬升（由 JS 注入 --rx/--ry）*/
.yc-tilt {
  transition: transform 0.45s var(--ease-out-soft), box-shadow 0.45s var(--ease-out-soft);
  transform-style: preserve-3d;
}
.yc-tilt:hover {
  transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(-6px);
  box-shadow: 0 30px 56px -24px rgba(17, 26, 74, 0.36);
}

/* 3. 图片揭示（clip-path 从左到右）*/
.yc-reveal-img { clip-path: inset(0 100% 0 0); transition: clip-path 1.05s var(--ease-out-soft); }
.yc-reveal-img.is-in { clip-path: inset(0 0 0 0); }

/* 4. 数字/文字渐入上浮 */
.yc-rise { opacity: 0; transform: translateY(22px); transition: opacity 0.75s var(--ease-out-soft), transform 0.75s var(--ease-out-soft); }
.yc-rise.is-in { opacity: 1; transform: translateY(0); }

/* 5. 跑马灯（城市名滚动）*/
.yc-marquee { overflow: hidden; position: relative; }
.yc-marquee__track { display: flex; gap: 40px; width: max-content; animation: yc-marquee 34s linear infinite; }
.yc-marquee:hover .yc-marquee__track { animation-play-state: paused; }
@keyframes yc-marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* 6. 边框流光（卡片 hover 时的渐变描边）*/
.yc-glow-border { position: relative; }
.yc-glow-border::before {
  content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px;
  background: linear-gradient(120deg, var(--yc-mint), var(--yc-blue), var(--yc-seafoam), var(--yc-mint));
  background-size: 300% 300%;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity 0.35s ease;
  animation: yc-borderflow 4s linear infinite;
  pointer-events: none;
}
.yc-glow-border:hover::before { opacity: 1; }
@keyframes yc-borderflow { 0% { background-position: 0% 50%; } 100% { background-position: 300% 50%; } }

/* 7. 滚动视差容器（JS 注入 translateY）*/
.yc-parallax { will-change: transform; }

/* 8. 分区渐显标题下划线 */
.yc-underline { position: relative; display: inline-block; }
.yc-underline::after {
  content: ""; position: absolute; left: 0; bottom: -8px; height: 3px; width: 0;
  background: linear-gradient(90deg, var(--yc-mint), var(--yc-seafoam));
  border-radius: 999px; transition: width 0.9s var(--ease-out-soft) 0.2s;
}
.yc-underline.is-in::after { width: 100%; }

/* -------------------------- 深色区块内的 v2-stats 修正 -------------------------- */
.v2-section--dark .v2-stats > div { border-color: rgba(255, 255, 255, 0.12); }
.v2-section--dark .v2-stats > div:hover { background: rgba(255, 255, 255, 0.05); }
.v2-section--dark .v2-stats .stat__label { color: rgba(255, 255, 255, 0.66); }
.v2-section--dark .v2-stats .stat__trend { color: var(--yc-mint); }

/* 首页业务/新闻预览：与真实图配合的图片揭示 */
.v2-biz-card__img, .v2-sub-card__img, .v2-news-card__img { will-change: transform; }

/* -------------------------- 关于玉成 · 图文卡三栏布局 -------------------------- */
.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr) minmax(0, 0.86fr);
  gap: 36px; align-items: center;
}
.about-visual { position: relative; border-radius: 18px; overflow: hidden; box-shadow: var(--sh-deep); }
.about-visual__img {
  width: 100%; height: 340px; object-fit: cover; display: block;
  transition: transform 0.9s var(--ease-out-soft), clip-path 1.05s var(--ease-out-soft);
}
.about-visual:hover .about-visual__img { transform: scale(1.06); }
.about-visual::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(7, 13, 42, 0) 42%, rgba(7, 13, 42, 0.82) 100%);
}
.about-visual__stats {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  display: grid; grid-template-columns: repeat(3, 1fr);
  padding: 16px 18px; gap: 10px;
}
.about-visual__stats b {
  display: block; font-family: var(--font-mono); font-size: 21px; font-weight: 700;
  color: var(--yc-mint); line-height: 1.1;
}
.about-visual__stats b small { font-size: 11px; margin-left: 2px; color: rgba(255, 255, 255, 0.7); }
.about-visual__stats span { font-size: 11.5px; color: rgba(255, 255, 255, 0.72); }

@media (max-width: 1100px) {
  .about-layout { grid-template-columns: 1fr 1fr; }
  .about-layout > .infocard { grid-column: span 2; }
}
@media (max-width: 760px) {
  .about-layout { grid-template-columns: 1fr; }
  .about-layout > .infocard { grid-column: auto; }
  .about-visual__img { height: 240px; }
}

/* -------------------------- 服务卡片 · 配图版 -------------------------- */
.feature--photo {
  padding: 0 !important; overflow: hidden; border-radius: 16px;
  background: var(--yc-paper); border: 1px solid var(--yc-line);
  display: flex; flex-direction: column;
}
.feature__img { position: relative; height: 172px; overflow: hidden; }
.feature__img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.8s var(--ease-out-soft);
  clip-path: inset(0 100% 0 0);
}
.feature--photo.is-in .feature__img img,
.feature--photo:hover .feature__img img { clip-path: inset(0 0 0 0); }
.feature--photo:hover .feature__img img { transform: scale(1.07); }
.feature__img::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(17, 26, 74, 0.06) 0%, rgba(17, 26, 74, 0.28) 100%);
}
.feature__body { padding: 24px 24px 26px; flex: 1; }
.feature__body .icon-badge { margin-bottom: 14px; }
.feature__body h3 { margin-bottom: 8px; }
.feature__body p { font-size: 14.5px; color: var(--yc-muted); line-height: 1.72; }

/* -------------------------- 资质卡 · 真实图 -------------------------- */
.qual__img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.8s var(--ease-out-soft), clip-path 1.05s var(--ease-out-soft); }
.qual:hover .qual__img img { transform: scale(1.06); }

/* -------------------------- v2.1 Responsive -------------------------- */
@media (max-width: 980px) {
  .hero--v2 { min-height: auto; }
  .hero--v2 .hero__grid { grid-template-columns: 1fr; gap: 44px; }
  .hero--v2 .wrap { padding-top: 68px; padding-bottom: 76px; }
  .hero__float { display: none; }
  .hero__scroll { display: none; }
}
@media (max-width: 640px) {
  /* 手机上放回自动换行，否则 11 个全角字会横向溢出 */
  .hero--v2 .hero__title { font-size: clamp(26px, 7.4vw, 38px); }
  .hero--v2 .hero__title span { white-space: normal; }
  .hero--v2 .hero__sub { font-size: 15.5px; }
}

/* -------------------------- 无障碍：减少动效偏好 -------------------------- */
@media (prefers-reduced-motion: reduce) {
  .hero--v2 .hero__bg, .hero--v2 .hero__glow, .hero--v2 .hero__scan,
  .hero__float, .hero__scroll span, .yc-marquee__track,
  .hero--v2 .hero__cta .btn-primary::after { animation: none !important; }
  .yc-cursor-glow { display: none; }
}

/* ==========================================================================
   全国地图（合规 SVG · 本地嵌入 DataV.GeoAtlas，无第三方瓦片）
   + 省份筛选 + 公司子页 + 主营业务图形化 + 企业介绍科技感
   ========================================================================== */

/* ---------- 地图本体 ---------- */
.yc-map__svg { width: 100%; height: auto; display: block; }
.yc-map__prov {
  fill: url(#ycMapLand); stroke: #cbd5e2; stroke-width: .8;
  vector-effect: non-scaling-stroke;
  transition: fill .25s ease, opacity .25s ease, stroke .25s ease;
  cursor: pointer;
}
.yc-map__prov:hover { fill: #d8ebe2; stroke: #8fbfae; }
.yc-map__prov.is-active { fill: #b5e2d1; stroke: var(--yc-navy); stroke-width: 1.2; }
.yc-map__prov.is-dim { opacity: .3; }
.yc-map__border { fill: none; stroke: #8fa2bb; stroke-width: 1.1; vector-effect: non-scaling-stroke; }
.yc-map__hqlabel { font-family: var(--font-mono); font-size: 13px; font-weight: 700; fill: var(--yc-navy); }
.yc-map__dotlabel {
  font-family: var(--font-mono); font-size: 13px; font-weight: 600; fill: #0f172a;
  pointer-events: none; paint-order: stroke; stroke: #ffffff; stroke-width: 3px; stroke-linejoin: round;
}
.yc-map__dot { cursor: pointer; }
.yc-map__dot:hover .yc-map__dotpulse { animation-duration: 1.2s; }
.yc-map__dotpulse { animation: yc-dotpulse 2.4s ease-out infinite; transform-origin: center; }
@keyframes yc-dotpulse { 0% { transform: scale(.7); opacity: .5; } 70% { transform: scale(1.55); opacity: 0; } 100% { opacity: 0; } }
.yc-map__err { padding: 40px; text-align: center; color: var(--yc-muted); }

/* ---------- 地图 + 省份筛选容器 ---------- */
.net-map { margin-top: 8px; }
.net-map__bar { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.net-map__barlabel { font-size: 14px; color: var(--yc-muted); font-weight: 500; }
.net-map__provs { display: flex; flex-wrap: wrap; gap: 8px; }
.yc-prov {
  appearance: none; cursor: pointer; padding: 7px 15px; border-radius: 9999px;
  border: 1px solid var(--yc-line); background: var(--yc-paper);
  font-size: 13px; color: var(--yc-muted); font-family: var(--font-mono);
  letter-spacing: .02em; transition: all .2s ease;
}
.yc-prov:hover { border-color: var(--yc-seafoam); color: var(--yc-navy); }
.yc-prov.is-active { background: var(--yc-navy); color: #fff; border-color: var(--yc-navy); }
.net-map__canvas {
  background:
    radial-gradient(circle at 78% 18%, rgba(49,242,191,.10), transparent 55%),
    radial-gradient(circle at 18% 82%, rgba(24,95,165,.10), transparent 55%),
    var(--yc-paper);
  border: 1px solid var(--yc-line); border-radius: 18px; overflow: hidden; padding: 8px;
}
.net-map__hint { font-size: 13px; color: var(--yc-muted); margin-top: 12px; }

/* 首页 #network：地图在上、城市卡片在下 */
#network .net-map { margin-bottom: 10px; }

/* ---------- 主营业务 · 图形化服务节点（替代大图列表）---------- */
.biz-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.biz-tile {
  position: relative; padding: 30px 26px 26px; border-radius: 18px;
  background: linear-gradient(160deg, var(--yc-paper), #fff);
  border: 1px solid var(--yc-line); overflow: hidden;
  transition: transform .35s var(--ease-out-soft), box-shadow .35s ease, border-color .35s ease;
}
.biz-tile::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(120% 80% at 50% -10%, rgba(24,95,165,.10), transparent 60%);
  opacity: 0; transition: opacity .35s ease;
}
.biz-tile:hover { transform: translateY(-8px); border-color: var(--yc-seafoam); box-shadow: var(--sh-lift); }
.biz-tile:hover::before { opacity: 1; }
.biz-tile__disc {
  width: 64px; height: 64px; border-radius: 18px; display: grid; place-items: center;
  font-size: 30px; margin-bottom: 18px; position: relative;
  background: linear-gradient(135deg, var(--yc-navy), var(--yc-blue));
  box-shadow: 0 14px 30px -14px rgba(17,26,74,.5);
}
.biz-tile__disc::after {
  content: ""; position: absolute; inset: -1px; border-radius: 18px;
  border: 1px solid rgba(49,242,191,.5); opacity: 0; transition: opacity .35s;
}
.biz-tile:hover .biz-tile__disc::after { opacity: 1; }
.biz-tile__title { font-size: 18px; font-weight: 700; color: var(--yc-ink); margin-bottom: 10px; letter-spacing: -.01em; }
.biz-tile__desc { font-size: 14px; color: var(--yc-muted); line-height: 1.72; }
.biz-tile__stat {
  margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--yc-line);
  font-family: var(--font-mono); font-size: 12.5px; color: var(--yc-teal);
  display: flex; align-items: center; gap: 6px;
}
.biz-tile__index { position: absolute; top: 18px; right: 22px; font-family: var(--font-mono); font-size: 13px; color: var(--yc-line); font-weight: 700; }
.biz-tile:hover .biz-tile__index { color: var(--yc-seafoam); }
@media (max-width: 900px) { .biz-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .biz-grid { grid-template-columns: 1fr; } }

/* ---------- 企业介绍 · 科技感升级 ---------- */
.about-tech {
  position: relative; border-radius: 22px; padding: 36px;
  background: linear-gradient(160deg, rgba(17,26,74,.04), rgba(24,95,165,.04)), var(--yc-paper);
  border: 1px solid var(--yc-line); overflow: hidden;
}
.about-tech::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image:
    linear-gradient(rgba(17,26,74,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17,26,74,.05) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(120% 100% at 50% 0%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(120% 100% at 50% 0%, #000, transparent 75%);
}
.about-tech > * { position: relative; }
.about-tech__glow {
  position: absolute; width: 320px; height: 320px; border-radius: 50%;
  background: radial-gradient(circle, rgba(49,242,191,.22), transparent 70%);
  filter: blur(8px); pointer-events: none;
}
.culture-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.culture-node {
  position: relative; padding: 22px 22px 20px; border-radius: 16px;
  background: rgba(255,255,255,.7); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  border: 1px solid var(--yc-line); overflow: hidden;
  transition: transform .3s var(--ease-out-soft), border-color .3s, box-shadow .3s;
}
.culture-node::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(180deg, var(--yc-mint), var(--yc-seafoam));
}
.culture-node:hover { transform: translateY(-4px); border-color: var(--yc-seafoam); box-shadow: var(--sh-lift); }
.culture-node .k { font-family: var(--font-mono); font-size: 12px; letter-spacing: .08em; color: var(--yc-teal); text-transform: uppercase; margin-bottom: 8px; }
.culture-node .v { font-size: 15px; color: var(--yc-ink); line-height: 1.6; font-weight: 500; }
.culture-values { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 14px; }
.culture-value {
  display: flex; gap: 14px; align-items: flex-start; padding: 18px; border-radius: 14px;
  background: var(--yc-paper); border: 1px solid var(--yc-line);
  transition: transform .3s var(--ease-out-soft), border-color .3s;
}
.culture-value:hover { transform: translateY(-3px); border-color: var(--yc-seafoam); }
.culture-value .dot { width: 10px; height: 10px; border-radius: 50%; margin-top: 6px; flex: none; background: var(--yc-seafoam); box-shadow: 0 0 0 4px rgba(68,180,139,.18); }
.culture-value .k { font-weight: 600; color: var(--yc-ink); margin-bottom: 4px; }
.culture-value .v { font-size: 13px; color: var(--yc-muted); line-height: 1.6; }

/* 下属公司卡片升级为可点击锚点（四.1 / 四.4）*/
.v2-sub-card { display: block; text-decoration: none; color: inherit; }
.v2-sub-card__role { font-size: 12.5px; color: var(--yc-teal); margin-top: 10px; line-height: 1.5; }
.v2-sub-card__more { margin-top: 12px; font-size: 13px; color: var(--yc-blue); font-weight: 600; display: inline-flex; align-items: center; gap: 5px; transition: gap .2s ease; }
.v2-sub-card:hover .v2-sub-card__more { gap: 9px; }

/* ============================================================
   2026-09-29 深度优化追加
   一、企业简介 / 企业文化 · 科技感升级（二.3）
   ============================================================ */

/* —— 集团简介面板：HUD 四角括号 + 流动描边 —— */
.about-tech::after {
  content: ""; position: absolute; inset: 0; border-radius: 22px; pointer-events: none;
  padding: 1px; margin: -1px;
  background: conic-gradient(from var(--yc-hud-angle, 0deg),
    transparent 0deg, rgba(49,242,191,.55) 60deg, transparent 130deg,
    rgba(24,95,165,.35) 220deg, transparent 300deg);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: .8;
}
@property --yc-hud-angle { syntax: '<angle>'; initial-value: 0deg; inherits: false; }
@keyframes yc-hud-spin { to { --yc-hud-angle: 360deg; } }
.about-tech { animation: yc-hud-spin 9s linear infinite; }

.about-tech__hud {
  position: absolute; width: 26px; height: 26px; pointer-events: none; opacity: .65;
}
.about-tech__hud--tl { top: 14px; left: 14px; border-top: 2px solid var(--yc-seafoam); border-left: 2px solid var(--yc-seafoam); border-top-left-radius: 8px; }
.about-tech__hud--tr { top: 14px; right: 14px; border-top: 2px solid var(--yc-blue); border-right: 2px solid var(--yc-blue); border-top-right-radius: 8px; }
.about-tech__hud--bl { bottom: 14px; left: 14px; border-bottom: 2px solid var(--yc-blue); border-left: 2px solid var(--yc-blue); border-bottom-left-radius: 8px; }
.about-tech__hud--br { bottom: 14px; right: 14px; border-bottom: 2px solid var(--yc-seafoam); border-right: 2px solid var(--yc-seafoam); border-bottom-right-radius: 8px; }

/* 简介正文首段加大 + 左侧渐变竖线 */
.about-tech__lead {
  position: relative; padding-left: 18px;
  font-size: 17.5px; line-height: 1.9; color: var(--yc-ink); font-weight: 500;
}
.about-tech__lead::before {
  content: ""; position: absolute; left: 0; top: 6px; bottom: 6px; width: 4px; border-radius: 4px;
  background: linear-gradient(180deg, var(--yc-mint), var(--yc-blue));
}

/* 简介底部「数据扫描行」装饰 */
.about-tech__scanline {
  display: flex; align-items: center; gap: 12px; margin-top: 26px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em;
  color: var(--yc-teal); text-transform: uppercase;
}
.about-tech__scanline i {
  flex: 1; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(49,242,191,.6), transparent);
  animation: yc-scan-sweep 3.2s ease-in-out infinite;
}
@keyframes yc-scan-sweep { 0%,100% { opacity: .35; } 50% { opacity: 1; } }

/* —— 企业文化：玻璃卡片 + 编号 + 顶部渐变线 —— */
.culture-node { border-radius: 18px; }
.culture-node::after {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--yc-mint), var(--yc-blue), transparent 85%);
  opacity: 0; transition: opacity .3s ease;
}
.culture-node:hover::after { opacity: 1; }
.culture-node .idx {
  position: absolute; top: 16px; right: 18px;
  font-family: var(--font-mono); font-size: 12px; font-weight: 700;
  color: var(--yc-line); transition: color .3s ease;
}
.culture-node:hover .idx { color: var(--yc-mint); }
.culture-node .k { display: flex; align-items: center; gap: 8px; }
.culture-node .k i {
  width: 7px; height: 7px; border-radius: 50%; flex: none;
  background: var(--yc-mint); box-shadow: 0 0 0 0 rgba(49,242,191,.5);
  animation: yc-dot-pulse 2.4s ease-out infinite;
}
@keyframes yc-dot-pulse {
  0% { box-shadow: 0 0 0 0 rgba(49,242,191,.45); }
  70% { box-shadow: 0 0 0 9px rgba(49,242,191,0); }
  100% { box-shadow: 0 0 0 0 rgba(49,242,191,0); }
}

/* 文化 tagline：等宽字 + 荧光下划线 */
.culture-tagline {
  display: inline-block; padding-bottom: 6px; position: relative;
}
.culture-tagline::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px;
  background: linear-gradient(90deg, var(--yc-mint), transparent);
}

/* 价值观卡：hover 渐变描边 */
.culture-value { border-radius: 14px; position: relative; overflow: hidden; }
.culture-value::before {
  content: ""; position: absolute; inset: 0; border-radius: 14px; pointer-events: none;
  background: radial-gradient(90% 90% at 50% 120%, rgba(49,242,191,.10), transparent 60%);
  opacity: 0; transition: opacity .3s ease;
}
.culture-value:hover::before { opacity: 1; }
.culture-value .dot { animation: yc-dot-pulse 2.8s ease-out infinite; }

/* —— 发展历程：年份高亮 + 来源注释 —— */
.v2-timeline__item:hover .v2-timeline__year { color: var(--yc-teal); }
.v2-timeline__item { transition: transform .25s var(--ease-out-soft); }
.v2-timeline__item:hover { transform: translateX(6px); }
.v2-timeline__year b {
  display: inline-block; margin-left: 8px; padding: 1px 8px; border-radius: 9999px;
  font-size: 10.5px; font-weight: 600; letter-spacing: .06em; vertical-align: 2px;
  background: rgba(49,242,191,.14); color: #0c7c5f; border: 1px solid rgba(16,185,129,.35);
}
.v2-history-note {
  margin-top: 30px; padding: 14px 18px; border-radius: 12px;
  background: var(--yc-paper); border: 1px dashed var(--yc-line);
  font-size: 12.5px; color: var(--yc-muted); line-height: 1.75;
}
.v2-history-note b { color: var(--yc-teal); font-weight: 600; }

/* ============================================================
   二、主营业务 · 磁贴动效增强（三.1）
   ============================================================ */
.biz-tile { will-change: transform; }
/* 图标盘：外圈旋转光环（conic 渐变 + mask 成环） */
.biz-tile__disc::before {
  content: ""; position: absolute; inset: -7px; border-radius: 22px; z-index: -1;
  background: conic-gradient(from 0deg, var(--yc-mint), transparent 120deg, var(--yc-blue) 220deg, transparent 320deg);
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 calc(100% - 2px));
  mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 calc(100% - 2px));
  opacity: 0; transition: opacity .35s ease;
  animation: yc-ring-spin 3.2s linear infinite;
}
@property --yc-ring-a { syntax: '<angle>'; initial-value: 0deg; inherits: false; }
@keyframes yc-ring-spin { to { transform: rotate(360deg); } }
.biz-tile:hover .biz-tile__disc::before { opacity: .9; }
.biz-tile:hover .biz-tile__disc { transform: translateY(-3px) scale(1.04); }
.biz-tile__disc { transition: transform .35s var(--ease-out-soft); }
/* hover 时图标轻微浮起 */
.biz-tile:hover .biz-tile__disc { animation: yc-disc-float 1.6s ease-in-out infinite; }
@keyframes yc-disc-float { 0%,100% { transform: translateY(0) scale(1.03); } 50% { transform: translateY(-5px) scale(1.03); } }
/* 标题渐变下划线 */
.biz-tile__title { position: relative; display: inline-block; }
.biz-tile__title::after {
  content: ""; position: absolute; left: 0; bottom: -6px; height: 2px; width: 100%;
  background: linear-gradient(90deg, var(--yc-mint), var(--yc-blue));
  transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease-out-soft);
}
.biz-tile:hover .biz-tile__title::after { transform: scaleX(1); }
/* 底部箭头浮现 */
.biz-tile__arrow {
  position: absolute; right: 20px; bottom: 20px; width: 30px; height: 30px; border-radius: 50%;
  display: grid; place-items: center; color: #fff;
  background: linear-gradient(135deg, var(--yc-navy), var(--yc-blue));
  box-shadow: 0 8px 18px -8px rgba(17,26,74,.55);
  opacity: 0; transform: translateX(-8px); transition: all .35s var(--ease-out-soft);
}
.biz-tile:hover .biz-tile__arrow { opacity: 1; transform: translateX(0); }
/* 序号发光 */
.biz-tile:hover .biz-tile__index { text-shadow: 0 0 12px rgba(49,242,191,.8); }

@media (prefers-reduced-motion: reduce) {
  .about-tech { animation: none; }
  .biz-tile__disc::before, .about-tech__scanline i,
  .culture-node .k i, .culture-value .dot { animation: none; }
  .biz-tile:hover .biz-tile__disc { animation: none; }
}

/* ============================================================
   2026-09-29 二次修正追加
   组织架构：直接引用官网组织架构图原图（零臆造）
   ============================================================ */
.v2-org-fig {
  margin: 0 auto; max-width: 880px; text-align: center;
  background: #fff; border: 1px solid var(--yc-line); border-radius: 14px;
  padding: 10px; box-shadow: var(--sh-soft, 0 8px 30px -18px rgba(17,26,74,.35));
}
.v2-org-fig img {
  width: 100%; height: auto; display: block; border-radius: 8px;
  image-rendering: auto;
}
.v2-org-fig figcaption {
  padding: 8px 4px 2px; font-size: 12px; color: var(--yc-muted);
  letter-spacing: .02em;
}

/* ============================================================
   2026-10-09 · 地图改版（真实地图 + 缩放 + 双层打点 + 图例）
   ============================================================ */

/* —— 地图容器（含缩放控件定位基准）—— */
.yc-map { position: relative; }
.yc-map__bgrect { pointer-events: none; }

/* —— 点位：自营（明显色）+ 合作（淡色）—— */
.yc-map__pt { cursor: pointer; }
.yc-map__pt--self:hover circle { filter: brightness(1.08); }
.yc-map__pulse { animation: yc-dotpulse 2.6s ease-out infinite; transform-origin: center; }
.yc-map__pt--partner .yc-map__pdot {
  fill: rgba(30, 92, 158, 0.30); stroke: rgba(30, 92, 158, 0.62); stroke-width: 1;
  transition: fill .2s ease, stroke .2s ease;
}
.yc-map__pt--partner:hover .yc-map__pdot { fill: rgba(30, 92, 158, 0.62); stroke: rgba(17, 26, 74, 0.85); }
/* 紧凑模式（Hero 卡片）：点更小、无标签、底图更淡 */
.yc-map__svg.is-compact .yc-map__prov { fill: #f1f5fb; stroke: #d5dde8; }
.yc-map__svg.is-compact .yc-map__border { stroke: #b6c3d6; }

/* —— 缩放控件 —— */
.yc-map__zoom {
  position: absolute; right: 14px; bottom: 14px; z-index: 3;
  display: flex; flex-direction: column; gap: 6px;
}
.yc-map__zoom button {
  width: 32px; height: 32px; border-radius: 9px; cursor: pointer;
  border: 1px solid var(--yc-line); background: rgba(255, 255, 255, 0.94);
  color: var(--yc-navy); font-size: 16px; line-height: 1; font-weight: 600;
  box-shadow: 0 4px 12px -6px rgba(17, 26, 74, 0.35);
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .15s ease;
}
.yc-map__zoom button:hover { background: var(--yc-navy); color: #fff; border-color: var(--yc-navy); transform: translateY(-1px); }
.yc-map__zoom button:active { transform: translateY(0); }

/* —— 操作提示 —— */
.yc-map__tip {
  position: absolute; left: 14px; bottom: 14px; z-index: 3;
  font-size: 11.5px; color: var(--yc-muted);
  background: rgba(255, 255, 255, 0.86); padding: 4px 10px; border-radius: 9999px;
  border: 1px solid var(--yc-line);
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
}

/* —— 图例（地图下方）—— */
.net-map__legend {
  display: flex; flex-wrap: wrap; gap: 8px 22px; justify-content: center;
  margin-top: 14px; padding: 10px 16px;
  background: var(--yc-paper); border: 1px solid var(--yc-line); border-radius: 9999px;
  width: fit-content; margin-left: auto; margin-right: auto;
}
.net-leg { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--yc-muted); }
.net-leg__dot { width: 11px; height: 11px; border-radius: 50%; flex: none; }
.net-leg__dot--self { background: #0f9e7a; box-shadow: 0 0 0 3px rgba(15, 158, 122, 0.20); }
.net-leg__dot--partner { background: #b9c6d8; }
.net-leg__dot--hq { background: #111a4a; border-radius: 3px; }

/* 图例与筛选栏的竖直节奏 */
.net-map__legend + .net-map__bar { margin-top: 16px; }
.net-map__hint { text-align: center; }

/* —— Hero 卡片内的紧凑地图 —— */
.netcard__body .yc-map__svg.is-compact { border-radius: 10px; }

@media (max-width: 700px) {
  .yc-map__zoom { right: 10px; bottom: 10px; }
  .yc-map__zoom button { width: 29px; height: 29px; }
  .yc-map__tip { display: none; }
  .net-map__legend { gap: 6px 16px; font-size: 12px; }
}

/* ============================================================
   2026-10-09 · 高德地图版全国网络图（.yc-amap）
   ============================================================ */
.yc-amap { width: 100%; height: 520px; border-radius: 18px; overflow: hidden; background: #eef2f8; }
.net-map__canvas.yc-amap { padding: 0; }
/* 腾讯地图自动加载的水印/版权保持原样；容器内不额外留白 */
.yc-amap > div { border-radius: 18px; }
/* 图例色与 marker 对齐（合作点用淡灰蓝） */
.net-leg__dot--partner { background: #8aa6c8; }

@media (max-width: 700px) {
  .yc-amap { height: 360px; }
}

/* ============================================================
   资讯模块（assets/news.js 渲染）
   ============================================================ */
/* tabs 沿用原有 .v2-news-tabs a.active 样式，此处不再覆盖 */

.yc-loading, .yc-empty {
  padding: 64px 0; text-align: center; color: var(--yc-faint, #a9acb6); font-size: 14.5px;
}

/* ---------- 问答中心 ---------- */
.yc-qa { display: flex; flex-direction: column; gap: 12px; max-width: 900px; }
.yc-qa__item {
  border: 1px solid var(--yc-line); border-radius: 14px; background: #fff;
  padding: 4px 22px; transition: box-shadow .2s;
}
.yc-qa__item[open] { box-shadow: 0 8px 26px rgba(12, 25, 39, .06); }
.yc-qa__q {
  cursor: pointer; list-style: none; padding: 18px 34px 18px 0; position: relative;
  font-size: 16px; font-weight: 600; color: var(--yc-ink, #0f172a); line-height: 1.6;
}
.yc-qa__q::-webkit-details-marker { display: none; }
.yc-qa__q::after {
  content: '+'; position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
  font-size: 22px; font-weight: 400; color: var(--yc-teal, #167e6c); line-height: 1;
}
.yc-qa__item[open] .yc-qa__q::after { content: '−'; }
.yc-qa__a {
  padding: 0 0 20px; font-size: 14.5px; line-height: 1.9; color: var(--yc-text, #3b3e47);
  border-top: 1px dashed var(--yc-line); padding-top: 16px;
}
.yc-qa__a p { margin: 0 0 10px; }
.yc-qa__a p:last-child { margin-bottom: 0; }

/* ---------- 文章详情 ---------- */
.yc-article { padding: 56px 0 72px; }
.yc-article__crumb {
  display: flex; gap: 8px; align-items: center; font-size: 13px;
  color: var(--yc-muted, #7c7f88); margin-bottom: 20px;
}
.yc-article__crumb a { color: var(--yc-muted, #7c7f88); text-decoration: none; }
.yc-article__crumb a:hover { color: var(--yc-teal, #167e6c); }
.yc-article__crumb .cur { color: var(--yc-faint, #a9acb6); }
.yc-article__title {
  font-size: clamp(24px, 3.4vw, 38px); line-height: 1.35; margin: 0 0 16px;
  color: var(--yc-ink, #0f172a); font-weight: 700; letter-spacing: -.01em;
}
.yc-article__meta {
  display: flex; gap: 16px; align-items: center; flex-wrap: wrap;
  font-size: 13.5px; color: var(--yc-muted, #7c7f88); margin-bottom: 28px;
  padding-bottom: 20px; border-bottom: 1px solid var(--yc-line);
}
.yc-article__tags { display: flex; gap: 8px; }
.yc-article__tags b {
  font-weight: 400; font-size: 12px; padding: 3px 10px; border-radius: 999px;
  background: var(--yc-green-soft, #e8f6f1); color: var(--yc-teal, #167e6c);
}
.yc-article__cover { margin: 0 0 32px; border-radius: 18px; overflow: hidden; }
.yc-article__cover img { width: 100%; display: block; }
.yc-article__lead {
  font-size: 16.5px; line-height: 1.85; color: var(--yc-ink, #0f172a);
  padding: 18px 22px; background: var(--yc-canvas, #f6f6f8); border-left: 3px solid var(--yc-teal, #167e6c);
  border-radius: 0 12px 12px 0; margin: 0 0 32px;
}
.yc-article__foot {
  display: flex; gap: 14px; flex-wrap: wrap; margin-top: 48px;
  padding-top: 28px; border-top: 1px solid var(--yc-line);
}
.yc-btn, .yc-btn-ghost {
  display: inline-flex; align-items: center; padding: 12px 24px; border-radius: 999px;
  font-size: 14.5px; text-decoration: none; transition: .2s;
}
.yc-btn { background: var(--yc-navy, #111a4a); color: #fff; }
.yc-btn:hover { background: var(--yc-teal, #167e6c); }
.yc-btn-ghost { border: 1px solid var(--yc-line); color: var(--yc-ink, #0f172a); }
.yc-btn-ghost:hover { border-color: var(--yc-teal, #167e6c); color: var(--yc-teal, #167e6c); }

/* ---------- 富文本正文排版 ---------- */
.yc-prose { max-width: 860px; font-size: 16px; line-height: 1.95; color: var(--yc-text, #3b3e47); }
.yc-prose > *:first-child { margin-top: 0; }
.yc-prose p { margin: 0 0 20px; }
.yc-prose h2 {
  font-size: 24px; margin: 44px 0 18px; color: var(--yc-ink, #0f172a);
  padding-left: 14px; border-left: 4px solid var(--yc-teal, #167e6c); line-height: 1.4;
}
.yc-prose h3 { font-size: 19px; margin: 34px 0 14px; color: var(--yc-ink, #0f172a); }
.yc-prose h4 { font-size: 17px; margin: 26px 0 12px; color: var(--yc-ink, #0f172a); }
.yc-prose ul, .yc-prose ol { margin: 0 0 20px; padding-left: 24px; }
.yc-prose li { margin-bottom: 8px; }
.yc-prose img { max-width: 100%; height: auto; border-radius: 14px; margin: 24px 0; display: block; }
.yc-prose blockquote {
  margin: 24px 0; padding: 16px 22px; background: var(--yc-canvas, #f6f6f8);
  border-left: 3px solid var(--yc-teal, #167e6c); border-radius: 0 10px 10px 0;
  color: var(--yc-muted, #7c7f88);
}
.yc-prose table {
  width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 14.5px;
}
.yc-prose th, .yc-prose td { border: 1px solid var(--yc-line); padding: 10px 14px; text-align: left; }
.yc-prose th { background: var(--yc-canvas, #f6f6f8); font-weight: 600; color: var(--yc-ink, #0f172a); }
.yc-prose a { color: var(--yc-blue, #185fa5); text-decoration: underline; text-underline-offset: 3px; }
.yc-prose hr { border: 0; border-top: 1px solid var(--yc-line); margin: 36px 0; }
.yc-prose--qa { font-size: 15.5px; }

@media (max-width: 700px) {
  .yc-article { padding: 32px 0 48px; }
  .yc-prose { font-size: 15.5px; }
  .yc-article__lead { font-size: 15px; padding: 14px 16px; }
}