/* ============================================================
   北京恒诚信 · 官网首页样式（对齐设计稿：红色印章Logo + 书法标题 + 北京天际线）
   ============================================================ */
:root {
  --red: #C8102E;
  --red-dark: #A00D24;
  --ink: #1F2733;
  --ink-2: #4A5568;
  --gray: #8A94A3;
  --line: #E7EAF0;
  --bg-soft: #F7F8FA;
  --gold: #B98A2F;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Microsoft YaHei", "微软雅黑", "PingFang SC", sans-serif;
  color: var(--ink);
  background: #fff;
  font-size: 16px;
  line-height: 1.7;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container { width: min(1200px, 92%); margin: 0 auto; }

/* 书法体标题（Windows：华文行楷 / 楷体） */
.calligraphy {
  font-family: "STXingkai", "华文行楷", "KaiTi", "楷体", "Microsoft YaHei", serif;
  font-weight: 400;
  line-height: 1.25;
}

/* ============================================================
   顶部导航
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
}
.nav-bar {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 84px;
}
.brand img { height: 56px; width: auto; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}
.nav-links > li { position: relative; }
.nav-links > li > a {
  display: block;
  padding: 10px 16px;
  font-size: 16px;
  color: var(--ink);
  font-weight: 500;
  position: relative;
  transition: color .2s;
}
.nav-links > li > a::after {
  content: "";
  position: absolute;
  left: 16px; right: 16px; bottom: 2px;
  height: 2px;
  background: var(--red);
  transform: scaleX(0);
  transition: transform .25s;
}
.nav-links > li > a:hover,
.nav-links > li > a.active { color: var(--red); }
.nav-links > li > a.active::after,
.nav-links > li > a:hover::after { transform: scaleX(1); }

.has-sub .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 176px;
  background: #fff;
  border-top: 3px solid var(--red);
  box-shadow: 0 12px 28px rgba(0,0,0,.12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all .25s;
}
.has-sub:hover .sub-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.sub-menu a {
  display: block;
  padding: 11px 18px;
  font-size: 15px;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
}
.sub-menu a:hover { background: var(--bg-soft); color: var(--red); }

.nav-phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--red);
  color: #fff;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 4px;
  font-size: 16px;
  white-space: nowrap;
  transition: background .2s;
}
.nav-phone:hover { background: var(--red-dark); }
.nav-phone svg { width: 17px; height: 17px; }

.nav-toggle { display: none; background: none; border: none; font-size: 26px; color: var(--ink); cursor: pointer; margin-left: auto; }

/* ============================================================
   首屏 Hero
   ============================================================ */
.hero {
  position: relative;
  /* 扣除顶部导航(84px)与底部红色数据条(约132px)，让 Hero 内容 + 数据条同屏完整展示 */
  min-height: calc(100svh - 84px - 132px);
  /* 首屏高度不低于宽度的 37%：保证背景图石墙上“诚信→共赢”整列刻字在宽屏矮窗口（笔记本等）不被裁掉 */
  min-height: max(calc(100svh - 84px - 132px), 37vw);
  display: flex;
  flex-direction: column;
  /* 石墙刻字“诚信…共赢”在图片右侧、纵向约 15%~74%：靠右对齐，纵向让整列刻字大致居中（32%），上下都不被裁 */
  background: url("../images/hero-bg.png") 100% 32% / cover no-repeat;
}
/* 首屏内容从上往下整体排布：品牌名→红色标题→口号→按钮→四大卡片，卡片贴底 */
.hero > .container {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: clamp(16px, 2.5vh, 40px) 0;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255,255,255,.88) 0%, rgba(255,255,255,.55) 34%, rgba(255,255,255,0) 62%);
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: clamp(10px, 2vh, 32px) 0 0;
  max-width: 640px;
}
/* 品牌组合标识（首屏）：主名 + 定位副标，红色竖线铭牌式排版 */
.brand-lockup {
  display: inline-flex;
  flex-direction: column;
  gap: 9px;
  margin-bottom: clamp(12px, 2.4vh, 26px);
  padding-left: 18px;
  position: relative;
  border-left: 4px solid var(--red);
}
.brand-lockup .cn {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 6px;
  color: var(--ink);
  line-height: 1.1;
}
.brand-lockup .sub {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 7px;
  color: var(--red);
  line-height: 1;
}

.hero h1 {
  font-size: clamp(38px, 5.2vw, 62px);
  color: var(--ink);
  letter-spacing: 4px;
}
.hero h1 em { font-style: normal; color: var(--red); }

.hero-slogan {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: clamp(12px, 2.2vh, 22px) 0 clamp(8px, 1.4vh, 14px);
  color: var(--ink-2);
  font-size: 19px;
  letter-spacing: 6px;
  white-space: nowrap;
}
.hero-slogan::before, .hero-slogan::after {
  content: "";
  height: 1px;
  width: 52px;
  background: var(--red);
  opacity: .7;
}
.hero-sub {
  color: var(--ink-2);
  font-size: 16px;
  letter-spacing: 3px;
  margin-bottom: clamp(16px, 3vh, 34px);
}
.hero-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--red);
  color: #fff;
  font-size: 17px;
  padding: 13px 38px;
  border-radius: 999px;
  letter-spacing: 2px;
  box-shadow: 0 8px 20px rgba(200,16,46,.35);
  transition: all .25s;
}
.hero-btn:hover { background: var(--red-dark); transform: translateY(-2px); }

/* 首屏底部业务速览条 */
.hero-cards {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: auto;
  padding-top: clamp(16px, 3vh, 40px);
  max-width: 640px;
}
.hero-card {
  background: rgba(255,255,255,.92);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 10px 12px;
  text-align: center;
  transition: all .25s;
}
.hero-card:hover { transform: translateY(-4px); box-shadow: 0 10px 24px rgba(0,0,0,.10); border-color: var(--red); }
.hero-card .ico { font-size: 22px; color: var(--red); line-height: 1; margin-bottom: 8px; }
.hero-card b { display: block; font-size: 15px; color: var(--ink); }
.hero-card span { display: block; font-size: 11px; color: var(--gray); margin-top: 2px; letter-spacing: .5px; }

/* 矮屏幕（低分辨率笔记本 / 系统缩放125%~150%）进一步收紧首屏，保证标题、卡片与红色数据条一屏看全 */
@media (max-height: 760px) {
  .hero { min-height: calc(100svh - 84px - 108px); min-height: max(calc(100svh - 84px - 108px), 37vw); }
  .hero h1 { font-size: clamp(30px, 4.4vh, 48px); }
  .hero-slogan { font-size: 17px; margin: 10px 0 6px; }
  .hero-sub { font-size: 15px; margin-bottom: 14px; }
  .hero-content { padding-top: 8px; }
  .hero-card { padding: 10px 8px 9px; }
  .stats-grid { padding: 18px 0; }
}

/* ============================================================
   数据条
   ============================================================ */
.stats-band { background: var(--red); color: #fff; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 30px 0;
}
.stat-cell { text-align: center; padding: 6px 12px; position: relative; }
.stat-cell + .stat-cell::before {
  content: "";
  position: absolute; left: 0; top: 18%; bottom: 18%;
  width: 1px; background: rgba(255,255,255,.35);
}
.stat-cell .num { font-size: 34px; font-weight: 700; line-height: 1.2; }
.stat-cell .num small { font-size: 17px; font-weight: 500; margin-left: 4px; }
.stat-cell .lab { font-size: 14px; opacity: .9; margin-top: 2px; letter-spacing: 1px; }

/* ============================================================
   通用板块
   ============================================================ */
.section { padding: 84px 0; }
.section.soft { background: var(--bg-soft); }

.sec-head { text-align: center; max-width: 760px; margin: 0 auto 52px; }
.sec-label {
  display: inline-block;
  color: var(--red);
  font-size: 13px;
  letter-spacing: 5px;
  font-weight: 600;
  margin-bottom: 10px;
}
.sec-head h2 { font-size: 34px; color: var(--ink); letter-spacing: 2px; }
.sec-head .line { width: 56px; height: 3px; background: var(--red); margin: 16px auto; border-radius: 2px; }
.sec-head p { color: var(--ink-2); font-size: 15.5px; }

/* ---- 关于我们 ---- */
.about-wrap { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
/* 关于我们：品牌主名 + 定位副标 双层标题 */
.about-text h3.about-title {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 4px;
}
.about-text h3.about-title .cn {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: 5px;
  color: var(--ink);
  line-height: 1.1;
}
.about-text h3.about-title .sub {
  position: relative;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 7px;
  color: var(--red);
  padding-bottom: 14px;
}
.about-text h3.about-title .sub::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 60px; height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--red), rgba(200,16,46,.12));
}
.about-text .en { color: var(--gray); font-size: 12.5px; letter-spacing: 3px; margin: 16px 0 18px; }
.about-text p { color: var(--ink-2); margin-bottom: 14px; text-align: justify; }
.about-points { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 22px; margin: 20px 0 26px; }
.about-points li { display: flex; gap: 9px; align-items: flex-start; font-size: 15px; color: var(--ink); }
.about-points li::before { content: "✓"; color: var(--red); font-weight: 700; }
.btn-red {
  display: inline-block;
  background: var(--red); color: #fff;
  padding: 11px 34px; border-radius: 4px;
  letter-spacing: 2px; transition: background .2s;
}
.btn-red:hover { background: var(--red-dark); }
.about-img { position: relative; }
.about-img img { border-radius: 10px; box-shadow: 0 18px 44px rgba(0,0,0,.14); }
.about-img video { display: block; width: 100%; height: auto; border-radius: 10px; box-shadow: 0 18px 44px rgba(0,0,0,.14); background: #000; }
.about-badge {
  position: absolute; left: -22px; bottom: -22px;
  background: var(--red); color: #fff;
  padding: 16px 24px; border-radius: 10px;
  text-align: center; box-shadow: 0 12px 28px rgba(200,16,46,.4);
}
.about-badge b { display: block; font-size: 24px; line-height: 1.2; }
.about-badge span { font-size: 12.5px; opacity: .92; letter-spacing: 1px; }

/* ---- 四大业务 ---- */
.pillar-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.pillar-card {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 4px solid transparent;
  border-radius: 10px;
  padding: 30px 24px 26px;
  transition: all .3s;
  display: flex; flex-direction: column;
}
.pillar-card:hover { border-top-color: var(--red); box-shadow: 0 16px 36px rgba(0,0,0,.10); transform: translateY(-6px); }
.p-icon {
  width: 58px; height: 58px; border-radius: 12px;
  background: #FDECEF; color: var(--red);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.p-icon svg { width: 30px; height: 30px; stroke: currentColor; }
.pillar-card h3 { font-size: 20px; margin-bottom: 2px; }
.pillar-card .en { font-size: 11px; color: var(--gray); letter-spacing: 2px; margin-bottom: 12px; }
.pillar-card > p { font-size: 14.5px; color: var(--ink-2); margin-bottom: 14px; }
.pillar-card ul { margin-bottom: 18px; flex: 1; }
.pillar-card li {
  font-size: 14px; color: var(--ink-2);
  padding: 5px 0 5px 18px; position: relative;
  border-bottom: 1px dashed var(--line);
}
.pillar-card li::before { content: ""; position: absolute; left: 2px; top: 13px; width: 6px; height: 6px; border-radius: 50%; background: var(--red); opacity: .7; }
.pillar-more { font-size: 14px; color: var(--red); font-weight: 600; }
.pillar-more:hover { letter-spacing: 1px; }

/* ---- 价值观横幅 ---- */
.values-band img { border-radius: 12px; width: 100%; box-shadow: 0 20px 48px rgba(0,0,0,.16); }

/* ---- 行业解决方案 ---- */
.industry-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.industry-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.ind-card {
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  padding: 18px 20px; display: flex; gap: 14px; align-items: flex-start;
  transition: all .25s;
}
.ind-card:hover { border-color: var(--red); box-shadow: 0 10px 24px rgba(0,0,0,.08); }
.ind-card .glyph {
  flex: none; width: 44px; height: 44px; border-radius: 8px;
  background: #FDECEF; color: var(--red);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 700;
}
.ind-card h4 { font-size: 16.5px; margin-bottom: 2px; }
.ind-card p { font-size: 13.5px; color: var(--ink-2); line-height: 1.55; }
.industry-img img { border-radius: 12px; box-shadow: 0 16px 40px rgba(0,0,0,.14); }

/* ---- 客户案例 ---- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.case-card { background: #fff; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); transition: all .3s; }
.case-card:hover { transform: translateY(-6px); box-shadow: 0 16px 36px rgba(0,0,0,.10); }
.case-cover { height: 200px; background-size: cover; background-position: center; position: relative; }
.case-cover.c1 { background-image: url("../images/beijing-sunset.png"); }
.case-cover.c2 { background-image: url("../images/consulting.png"); }
.case-cover.c3 { background-image: url("../images/banner-beltroad.png"); }
.case-cover span {
  position: absolute; left: 0; bottom: 0;
  background: rgba(31,39,51,.82); color: #fff;
  font-size: 13px; padding: 6px 16px; letter-spacing: 1px;
  border-top-right-radius: 8px;
}
.case-body { padding: 22px 22px 24px; }
.case-body h4 { font-size: 18px; margin-bottom: 8px; }
.case-body p { font-size: 14px; color: var(--ink-2); margin-bottom: 14px; }
.case-tag {
  display: inline-block; font-size: 12.5px; color: var(--red);
  background: #FDECEF; border-radius: 999px; padding: 4px 14px;
}

/* ---- 专业团队 ---- */
.team-wrap { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; }
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 24px; }
.team-card {
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  text-align: center; padding: 22px 10px 18px; transition: all .25s;
}
.team-card:hover { border-color: var(--red); box-shadow: 0 10px 22px rgba(0,0,0,.08); }
.team-card .glyph { font-size: 24px; color: var(--red); font-weight: 700; margin-bottom: 8px; }
.team-card h4 { font-size: 16px; margin-bottom: 2px; }
.team-card p { font-size: 12.5px; color: var(--gray); }
.team-img img { border-radius: 12px; box-shadow: 0 16px 40px rgba(0,0,0,.14); }

/* ---- 党建 / CTA ---- */
.cta-band {
  background: linear-gradient(120deg, var(--red) 0%, var(--red-dark) 100%);
  border-radius: 14px; color: #fff;
  padding: 44px 52px;
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
  box-shadow: 0 18px 44px rgba(200,16,46,.35);
}
.cta-band h3 { font-size: 26px; margin-bottom: 6px; letter-spacing: 2px; }
.cta-band p { opacity: .92; font-size: 15px; }
.btn-white {
  flex: none; background: #fff; color: var(--red);
  padding: 12px 34px; border-radius: 999px; font-weight: 600;
  letter-spacing: 2px; transition: all .2s;
}
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0,0,0,.18); }

/* ---- 新闻洞察 ---- */
.news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.news-card { background: #fff; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; transition: all .3s; }
.news-card:hover { transform: translateY(-6px); box-shadow: 0 16px 36px rgba(0,0,0,.10); }
.news-cover { height: 150px; background-size: cover; background-position: center; position: relative; }
.news-cover.n1 { background-image: url("../images/insight-desk.png"); }
.news-cover.n2 { background-image: url("../images/beijing-temple.png"); }
.news-cover.n3 { background-image: url("../images/skyline-glass.png"); }
.news-cover.n4 { background-image: url("../images/consulting.png"); }
.news-cover span {
  position: absolute; left: 10px; top: 10px;
  background: var(--red); color: #fff; font-size: 12px;
  padding: 3px 12px; border-radius: 999px; letter-spacing: 1px;
}
.news-body { padding: 18px 18px 20px; }
.news-body h4 { font-size: 15.5px; line-height: 1.5; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-body p { font-size: 13px; color: var(--ink-2); margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-body .date { font-size: 12.5px; color: var(--gray); }

/* ---- 联系我们 ---- */
.contact-wrap { display: grid; grid-template-columns: 1fr 1.15fr; gap: 48px; }
.contact-info h3 { font-size: 24px; margin-bottom: 8px; }
.contact-info > p { color: var(--ink-2); margin-bottom: 24px; }
.contact-list li {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 14px 0; border-bottom: 1px solid var(--line);
}
.contact-list .ico {
  flex: none; width: 42px; height: 42px; border-radius: 10px;
  background: #FDECEF; color: var(--red);
  display: flex; align-items: center; justify-content: center;
}
.contact-list svg { width: 20px; height: 20px; stroke: currentColor; }
.contact-list b { display: block; font-size: 15px; }
.contact-list span { font-size: 14px; color: var(--ink-2); }

.contact-form {
  background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: 12px; padding: 32px;
}
.contact-form h3 { font-size: 20px; margin-bottom: 20px; padding-left: 12px; border-left: 4px solid var(--red); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-item { margin-bottom: 14px; }
.form-item label { display: block; font-size: 13.5px; color: var(--ink-2); margin-bottom: 6px; }
.form-item input, .form-item select, .form-item textarea {
  width: 100%; padding: 11px 14px; border: 1px solid var(--line);
  border-radius: 6px; font-size: 14.5px; font-family: inherit;
  background: #fff; transition: border .2s; outline: none;
}
.form-item input:focus, .form-item select:focus, .form-item textarea:focus { border-color: var(--red); }
.form-item textarea { height: 96px; resize: vertical; }
.btn-submit {
  width: 100%; background: var(--red); color: #fff; border: none;
  padding: 13px; border-radius: 6px; font-size: 16px;
  letter-spacing: 3px; cursor: pointer; transition: background .2s;
}
.btn-submit:hover { background: var(--red-dark); }

/* ============================================================
   页脚
   ============================================================ */
.site-footer { background: #16181D; color: #B8BEC9; }
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px; padding: 56px 0 40px;
}
.footer-brand img { height: 46px; width: auto; margin-bottom: 16px; background: #fff; border-radius: 6px; padding: 6px 10px; }
.footer-brand p { font-size: 13.5px; line-height: 1.9; }
.footer-qr { display: flex; gap: 14px; margin-bottom: 18px; flex-wrap: wrap; }
.footer-qr figure { margin: 0; text-align: center; }
.footer-qr img { display: block; width: 92px; height: 92px; object-fit: contain; background: #fff; border-radius: 6px; padding: 4px; }
.footer-qr figcaption { margin-top: 6px; font-size: 13px; color: #fff; letter-spacing: 1px; }
.site-footer h4 { color: #fff; font-size: 16px; margin-bottom: 16px; letter-spacing: 1px; position: relative; padding-bottom: 10px; }
.site-footer h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 26px; height: 2px; background: var(--red); }
.footer-links li { margin-bottom: 9px; }
.footer-links a { font-size: 13.5px; transition: color .2s; }
.footer-links a:hover { color: #fff; }
.footer-contact li { display: flex; gap: 9px; align-items: flex-start; font-size: 13.5px; margin-bottom: 10px; }
.footer-contact svg { flex: none; width: 15px; height: 15px; margin-top: 4px; stroke: var(--red); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 18px 0; text-align: center; font-size: 13px; color: #7A8290;
  line-height: 1.9;
}
.footer-bottom a { color: inherit; transition: color .2s; }
.footer-bottom a:hover { color: #fff; }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1024px) {
  .nav-links { display: none; position: absolute; top: 84px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; padding: 12px 4%; box-shadow: 0 14px 28px rgba(0,0,0,.12); }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .nav-phone { display: none; }
  .pillar-grid { grid-template-columns: 1fr 1fr; }
  .news-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 18px 0; }
  .about-wrap, .industry-wrap, .team-wrap, .contact-wrap { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 46px; }
  .hero-cards { max-width: 100%; }
  .brand-lockup .cn { font-size: 23px; letter-spacing: 5px; }
  .about-text h3.about-title .cn { font-size: 31px; }
}
@media (max-width: 640px) {
  .hero h1 { font-size: 36px; }
  .hero-cards, .pillar-grid, .news-grid, .case-grid, .form-row { grid-template-columns: 1fr; }
  .hero-cards { grid-template-columns: 1fr 1fr; }
  .cta-band { flex-direction: column; text-align: center; padding: 36px 24px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .about-badge { left: 10px; bottom: -16px; }
  .brand-lockup { padding-left: 14px; gap: 7px; }
  .brand-lockup .cn { font-size: 20px; letter-spacing: 4px; }
  .brand-lockup .sub { font-size: 12.5px; letter-spacing: 5px; }
  .about-text h3.about-title .cn { font-size: 26px; letter-spacing: 3px; }
  .about-text h3.about-title .sub { font-size: 14px; letter-spacing: 5px; }
}