/* =========================================================
   云南嘉渡物业管理有限公司 官网样式
   配色：企业深蓝 + 高端金色
   ========================================================= */

:root {
  --primary: #163a6b;
  --primary-dark: #0c2447;
  --primary-light: #2a5a9e;
  --gold: #c8a45c;
  --gold-light: #e0c48a;
  --bg: #f5f7fb;
  --bg-white: #ffffff;
  --text: #1f2a3d;
  --text-muted: #5b6b84;
  --text-light: #8b98ad;
  --border: #e7ecf3;
  --shadow-sm: 0 2px 10px rgba(15, 40, 80, 0.06);
  --shadow-md: 0 8px 30px rgba(15, 40, 80, 0.10);
  --shadow-lg: 0 18px 50px rgba(15, 40, 80, 0.16);
  --radius: 14px;
  --radius-sm: 10px;
  --container: 1200px;
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
}

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

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

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }

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

/* 顶部信息栏 */
.topbar {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.85);
  font-size: 13px;
  padding: 8px 0;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 6px; }
.topbar a { color: rgba(255,255,255,0.85); margin-left: 16px; transition: color .2s; }
.topbar a:hover { color: var(--gold-light); }
.topbar .tel { color: var(--gold-light); font-weight: 600; }

/* 导航栏 */
.header {
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 999;
  box-shadow: 0 1px 0 rgba(15,40,80,0.06);
}
.header .container { display: flex; align-items: center; justify-content: space-between; height: 78px; }
.brand { display: flex; align-items: center; gap: 14px; }
.brand .logo {
  width: 48px; height: 48px; border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex; align-items: center; justify-content: center;
  color: var(--gold-light); flex-shrink: 0;
}
.brand .logo svg { width: 30px; height: 30px; }
.brand .name { font-size: 21px; font-weight: 700; color: var(--primary-dark); letter-spacing: 1px; line-height: 1.2; }
.brand .name small { display: block; font-size: 11px; font-weight: 400; color: var(--text-muted); letter-spacing: 2px; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  display: inline-block; padding: 10px 16px; font-size: 15.5px; font-weight: 500;
  color: var(--text); position: relative; transition: color .2s; border-radius: 8px;
}
.nav a:hover { color: var(--primary); }
.nav a.active { color: var(--primary); }
.nav a.active::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 2px;
  height: 3px; border-radius: 2px; background: var(--gold);
}
.nav-toggle { display: none; background: none; border: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--primary-dark); border-radius: 2px; }

/* Hero */
.hero {
  position: relative;
  min-height: 640px;
  display: flex; align-items: center;
  color: #fff;
  background:
    linear-gradient(120deg, rgba(12,36,71,0.94) 0%, rgba(22,58,107,0.88) 45%, rgba(22,58,107,0.55) 100%),
    linear-gradient(135deg, #0c2447, #163a6b);
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 85% 20%, rgba(200,164,92,0.28), transparent 45%),
    radial-gradient(circle at 15% 85%, rgba(42,90,158,0.5), transparent 55%);
}
.hero .grid-bg {
  position: absolute; inset: 0; opacity: 0.16;
  background-image:
    linear-gradient(rgba(255,255,255,0.4) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.4) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.9), transparent);
}
.hero .container { position: relative; z-index: 2; padding-top: 40px; padding-bottom: 40px; }
.hero .eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(200,164,92,0.16); border: 1px solid rgba(200,164,92,0.5);
  color: var(--gold-light); padding: 6px 16px; border-radius: 30px;
  font-size: 14px; letter-spacing: 2px; margin-bottom: 22px;
}
.hero h1 {
  font-size: 52px; line-height: 1.22; font-weight: 700; letter-spacing: 2px;
  max-width: 760px; margin-bottom: 20px;
}
.hero h1 .hl { color: var(--gold-light); }
.hero .lead { font-size: 18px; color: rgba(255,255,255,0.82); max-width: 640px; margin-bottom: 36px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 30px; border-radius: 40px; font-size: 15.5px; font-weight: 600;
  transition: all .25s; border: none;
}
.btn-primary { background: linear-gradient(135deg, var(--gold), var(--gold-light)); color: #3a2b12; box-shadow: 0 8px 22px rgba(200,164,92,0.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(200,164,92,0.45); }
.btn-ghost { background: rgba(255,255,255,0.12); color: #fff; border: 1px solid rgba(255,255,255,0.4); }
.btn-ghost:hover { background: rgba(255,255,255,0.22); }

/* 数据条 */
.stats-bar {
  position: relative; z-index: 3; margin-top: -70px;
}
.stats-bar .inner {
  background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-md);
  display: grid; grid-template-columns: repeat(4, 1fr); overflow: hidden;
}
.stat { padding: 30px 20px; text-align: center; position: relative; }
.stat + .stat::before { content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%); height: 52px; width: 1px; background: var(--border); }
.stat .num { font-size: 38px; font-weight: 800; color: var(--primary); line-height: 1; }
.stat .num em { font-style: normal; font-size: 20px; color: var(--gold); margin-left: 2px; }
.stat .label { margin-top: 8px; font-size: 14px; color: var(--text-muted); }

/* 通用 section */
.section { padding: 84px 0; }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 52px; }
.section-head .tag {
  display: inline-block; color: var(--gold); font-size: 14px; letter-spacing: 4px;
  font-weight: 600; margin-bottom: 12px; text-transform: uppercase;
}
.section-head h2 { font-size: 34px; font-weight: 700; color: var(--primary-dark); letter-spacing: 1px; }
.section-head h2::after {
  content: ""; display: block; width: 56px; height: 4px; border-radius: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light)); margin: 16px auto 0;
}
.section-head p { color: var(--text-muted); margin-top: 16px; font-size: 15.5px; }

/* 公司简介预览 */
.intro-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.intro-visual { position: relative; }
.intro-visual .frame {
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, #163a6b, #2a5a9e);
  min-height: 380px; display: flex; align-items: center; justify-content: center; position: relative;
}
.intro-visual .frame svg { width: 220px; height: 220px; opacity: 0.9; }
.intro-visual .badge-card {
  position: absolute; right: -18px; bottom: 30px; background: #fff; border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md); padding: 18px 22px; display: flex; align-items: center; gap: 12px;
}
.intro-visual .badge-card .ic { width: 46px; height: 46px; border-radius: 12px; background: linear-gradient(135deg, var(--gold), var(--gold-light)); display: flex; align-items: center; justify-content: center; color: #3a2b12; }
.intro-visual .badge-card .ic svg { width: 24px; height: 24px; }
.intro-visual .badge-card b { display: block; font-size: 18px; color: var(--primary-dark); }
.intro-visual .badge-card span { font-size: 13px; color: var(--text-muted); }

.intro-text h3 { font-size: 26px; color: var(--primary-dark); margin-bottom: 18px; }
.intro-text p { color: var(--text-muted); margin-bottom: 16px; text-align: justify; }
.intro-points { margin-top: 22px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.intro-points li { display: flex; align-items: center; gap: 10px; font-size: 15px; color: var(--text); }
.intro-points li .dot { width: 20px; height: 20px; border-radius: 50%; background: rgba(200,164,92,0.18); color: var(--gold); display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 12px; font-weight: 700; }

/* 服务项目 */
.services { background: #fff; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card {
  background: var(--bg); border-radius: var(--radius); padding: 34px 28px;
  transition: all .3s; border: 1px solid transparent; position: relative; overflow: hidden;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(200,164,92,0.4); background: #fff; }
.service-card .ic {
  width: 62px; height: 62px; border-radius: 16px; margin-bottom: 20px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex; align-items: center; justify-content: center; color: var(--gold-light);
}
.service-card .ic svg { width: 30px; height: 30px; }
.service-card h4 { font-size: 19px; color: var(--primary-dark); margin-bottom: 10px; }
.service-card p { font-size: 14.5px; color: var(--text-muted); }

/* 标杆项目 */
.projects { background: linear-gradient(180deg, #f5f7fb, #eef2f8); }
.project-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.project-card {
  background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm);
  transition: all .3s; display: flex; flex-direction: column;
}
.project-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.project-card .cover {
  height: 150px; display: flex; align-items: center; justify-content: center; position: relative;
}
.project-card .cover svg { width: 66px; height: 66px; color: rgba(255,255,255,0.95); }
.project-card .cover.c1 { background: linear-gradient(135deg, #7a1f2b, #a8344a); }
.project-card .cover.c2 { background: linear-gradient(135deg, #0c2447, #2a5a9e); }
.project-card .cover.c3 { background: linear-gradient(135deg, #0f6e4a, #1f9d72); }
.project-card .cover.c4 { background: linear-gradient(135deg, #b8860b, #d4af37); }
.project-card .body { padding: 20px; }
.project-card .body .type { display: inline-block; font-size: 12px; color: var(--gold); background: rgba(200,164,92,0.12); padding: 3px 10px; border-radius: 20px; margin-bottom: 8px; }
.project-card .body h4 { font-size: 17px; color: var(--primary-dark); margin-bottom: 6px; }
.project-card .body p { font-size: 13.5px; color: var(--text-muted); }

/* 企业文化 */
.culture-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.culture-card {
  background: #fff; border-radius: var(--radius); padding: 34px 28px; text-align: center;
  box-shadow: var(--shadow-sm); border-top: 3px solid var(--gold); transition: all .3s;
}
.culture-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.culture-card .ic { width: 58px; height: 58px; margin: 0 auto 18px; border-radius: 50%; background: rgba(22,58,107,0.08); color: var(--primary); display: flex; align-items: center; justify-content: center; }
.culture-card .ic svg { width: 28px; height: 28px; }
.culture-card h4 { font-size: 19px; color: var(--primary-dark); margin-bottom: 10px; }
.culture-card p { font-size: 14.5px; color: var(--text-muted); }

/* 董事长致辞 */
.chairman { background: linear-gradient(135deg, var(--primary-dark), var(--primary)); color: #fff; position: relative; overflow: hidden; }
.chairman::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(circle at 90% 10%, rgba(200,164,92,0.25), transparent 45%); }
.chairman .container { position: relative; z-index: 2; }
.chairman-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 60px; align-items: center; }
.chairman-photo {
  width: 300px; height: 300px; border-radius: 50%; margin: 0 auto; position: relative;
  background: linear-gradient(135deg, rgba(200,164,92,0.35), rgba(200,164,92,0.08));
  border: 3px solid rgba(200,164,92,0.6); display: flex; align-items: center; justify-content: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
}
.chairman-photo svg { width: 150px; height: 150px; color: rgba(255,255,255,0.85); }
.chairman-photo .ring { position: absolute; inset: -16px; border: 1px dashed rgba(200,164,92,0.4); border-radius: 50%; }
.chairman-quote { font-size: 16.5px; line-height: 2; color: rgba(255,255,255,0.9); }
.chairman-quote .mark { color: var(--gold-light); font-size: 40px; line-height: 1; }
.chairman-name { margin-top: 24px; font-size: 19px; font-weight: 700; letter-spacing: 1px; }
.chairman-name span { display: block; font-size: 14px; font-weight: 400; color: var(--gold-light); margin-top: 4px; letter-spacing: 3px; }

/* 新闻 */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); transition: all .3s; }
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.news-card .thumb { height: 170px; background: linear-gradient(135deg, #163a6b, #2a5a9e); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.7); }
.news-card .thumb svg { width: 50px; height: 50px; }
.news-card .body { padding: 20px; }
.news-card .date { font-size: 12.5px; color: var(--gold); margin-bottom: 8px; }
.news-card h4 { font-size: 16.5px; color: var(--primary-dark); margin-bottom: 8px; line-height: 1.5; }
.news-card p { font-size: 13.5px; color: var(--text-muted); }

/* CTA 条 */
.cta { background: linear-gradient(135deg, var(--gold), var(--gold-light)); color: #3a2b12; }
.cta .container { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; }
.cta h3 { font-size: 26px; font-weight: 700; }
.cta p { opacity: 0.85; margin-top: 6px; }
.cta .btn-dark { background: var(--primary-dark); color: #fff; }

/* 页脚 */
.footer { background: var(--primary-dark); color: rgba(255,255,255,0.72); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 40px; }
.footer h5 { color: #fff; font-size: 16px; margin-bottom: 18px; letter-spacing: 1px; }
.footer .about p { font-size: 14px; margin-top: 14px; line-height: 1.9; }
.footer .links li { margin-bottom: 10px; }
.footer .links a { font-size: 14px; transition: color .2s; }
.footer .links a:hover { color: var(--gold-light); }
.footer .contact li { display: flex; gap: 10px; margin-bottom: 12px; font-size: 14px; align-items: flex-start; }
.footer .contact svg { width: 18px; height: 18px; color: var(--gold-light); flex-shrink: 0; margin-top: 3px; }
.footer .brand .logo { width: 44px; height: 44px; border-radius: 10px; background: linear-gradient(135deg, var(--primary), var(--primary-light)); display: flex; align-items: center; justify-content: center; color: var(--gold-light); }
.footer .brand .logo svg { width: 26px; height: 26px; }
.footer .brand .name { font-size: 18px; font-weight: 700; color: #fff; margin-top: 12px; letter-spacing: 1px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); padding: 20px 0; font-size: 13px; text-align: center; }
.footer-bottom a { color: rgba(255,255,255,0.72); }

/* 内页 Hero */
.page-hero {
  background: linear-gradient(120deg, rgba(12,36,71,0.95), rgba(22,58,107,0.85)),
    radial-gradient(circle at 80% 20%, rgba(200,164,92,0.25), transparent 50%);
  color: #fff; padding: 90px 0 76px; text-align: center;
}
.page-hero h1 { font-size: 40px; font-weight: 700; letter-spacing: 2px; }
.page-hero .crumb { margin-top: 14px; font-size: 14px; color: rgba(255,255,255,0.7); }
.page-hero .crumb a { color: var(--gold-light); }

/* 通用内容卡片 */
.text-block { background: #fff; border-radius: var(--radius); padding: 44px; box-shadow: var(--shadow-sm); }
.text-block h3 { font-size: 24px; color: var(--primary-dark); margin-bottom: 16px; }
.text-block p { color: var(--text-muted); margin-bottom: 14px; text-align: justify; }
.text-block h4 { font-size: 18px; color: var(--primary); margin: 22px 0 10px; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.pill-list li { display: flex; gap: 12px; margin-bottom: 16px; font-size: 15px; }
.pill-list .ic { width: 26px; height: 26px; border-radius: 8px; background: rgba(200,164,92,0.16); color: var(--gold); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.pill-list .ic svg { width: 15px; height: 15px; }

/* 联系方式 */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 30px; align-items: start; }
.contact-info-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 34px; }
.contact-info-card .row { display: flex; gap: 16px; align-items: flex-start; padding: 16px 0; border-bottom: 1px solid var(--border); }
.contact-info-card .row:last-child { border-bottom: none; }
.contact-info-card .ic { width: 44px; height: 44px; border-radius: 12px; background: rgba(22,58,107,0.08); color: var(--primary); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-info-card .ic svg { width: 22px; height: 22px; }
.contact-info-card b { display: block; font-size: 15px; color: var(--primary-dark); }
.contact-info-card span { font-size: 14px; color: var(--text-muted); }

/* ================= 数据表格（人员配置 / 服务项目） ================= */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--radius-sm); }
.data-table { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 560px; }
.data-table thead th {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff; font-weight: 600; padding: 14px 16px; text-align: left;
  white-space: nowrap; letter-spacing: 1px; font-size: 14.5px;
}
.data-table thead th:first-child { border-radius: var(--radius-sm) 0 0 0; }
.data-table thead th:last-child { border-radius: 0 var(--radius-sm) 0 0; }
.data-table tbody td { padding: 13px 16px; border-bottom: 1px solid var(--border); color: var(--text-muted); }
.data-table tbody td:first-child { color: var(--primary-dark); font-weight: 600; }
.data-table tbody tr:nth-child(even) { background: #fafbfd; }
.data-table tbody tr:hover { background: rgba(200,164,92,0.08); }
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table .num-col { text-align: center; width: 70px; }
.data-table .cnt { color: var(--gold); font-weight: 700; }
.table-note { margin-top: 14px; font-size: 13.5px; color: var(--text-light); }

/* ================= 组织架构图 ================= */
.org { display: flex; flex-direction: column; align-items: center; gap: 0; padding: 10px 0; }
.org-level { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }
.org-node {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff; padding: 12px 22px; border-radius: 10px; font-size: 15px; font-weight: 600;
  letter-spacing: 1px; box-shadow: var(--shadow-sm); min-width: 110px; text-align: center;
}
.org-node.top { background: linear-gradient(135deg, var(--gold), var(--gold-light)); color: #3a2b12; font-size: 17px; padding: 15px 34px; }
.org-node.mid { background: linear-gradient(135deg, #2a5a9e, #3d76c4); }
.org-connector { width: 2px; height: 26px; background: var(--border); }
.org-dept { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; width: 100%; }
.org-dept-item {
  background: #fff; border: 1px solid var(--border); border-top: 3px solid var(--gold);
  border-radius: var(--radius-sm); padding: 16px 14px; text-align: center;
}
.org-dept-item b { display: block; color: var(--primary-dark); font-size: 15.5px; margin-bottom: 8px; }
.org-dept-item span { display: block; font-size: 13px; color: var(--text-muted); line-height: 1.9; }

/* ================= 企业文化模块 ================= */
.culture-block { background: #fff; border-radius: var(--radius); padding: 34px 32px; box-shadow: var(--shadow-sm); }
.culture-block h3 { font-size: 21px; color: var(--primary-dark); margin-bottom: 16px; padding-left: 14px; border-left: 4px solid var(--gold); }
.culture-statement { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.culture-statement .item { background: var(--bg); border-radius: var(--radius-sm); padding: 18px 20px; }
.culture-statement .item b { display: block; color: var(--gold); font-size: 14px; letter-spacing: 1px; margin-bottom: 6px; }
.culture-statement .item p { color: var(--text); font-size: 16px; font-weight: 600; line-height: 1.7; }

.culture-meaning { counter-reset: cm; }
.culture-meaning li {
  position: relative; padding: 12px 0 12px 44px; color: var(--text-muted);
  font-size: 15.5px; border-bottom: 1px dashed var(--border); line-height: 1.8;
}
.culture-meaning li:last-child { border-bottom: none; }
.culture-meaning li::before {
  counter-increment: cm; content: counter(cm);
  position: absolute; left: 0; top: 12px; width: 28px; height: 28px; border-radius: 50%;
  background: rgba(22,58,107,0.09); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700;
}

.rule-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.rule-card { background: var(--bg); border-radius: var(--radius-sm); padding: 20px; }
.rule-card b { display: block; color: var(--primary-dark); font-size: 16px; margin-bottom: 12px; }
.rule-card ul { display: flex; flex-wrap: wrap; gap: 8px; }
.rule-card li {
  background: #fff; border: 1px solid var(--border); border-radius: 20px;
  padding: 6px 14px; font-size: 13.5px; color: var(--text-muted);
}
.rule-card.plain li { border-radius: 8px; background: #fff; }

.chant-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 4px; }
.chant-grid div {
  background: var(--bg); border-left: 3px solid var(--gold); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 12px 16px; font-size: 15px; color: var(--text);
}

/* 响应式 */
@media (max-width: 992px) {
  .hero h1 { font-size: 38px; }
  .intro-grid, .chairman-grid, .two-col, .contact-grid { grid-template-columns: 1fr; }
  .service-grid, .culture-grid, .news-grid { grid-template-columns: 1fr 1fr; }
  .project-grid { grid-template-columns: 1fr 1fr; }
  .stats-bar .inner { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .intro-visual .badge-card { right: 10px; }
  .org-dept { grid-template-columns: 1fr 1fr; }
  .culture-statement, .rule-grid, .chant-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .nav {
    position: absolute; top: 78px; left: 0; right: 0; background: #fff;
    flex-direction: column; align-items: stretch; padding: 10px 16px; gap: 2px;
    box-shadow: var(--shadow-md); display: none;
  }
  .nav.open { display: flex; }
  .nav a { padding: 13px 10px; border-bottom: 1px solid var(--border); }
  .nav-toggle { display: flex; }
  .topbar .container { justify-content: center; }
  .hero { min-height: 540px; }
  .hero h1 { font-size: 30px; }
  .service-grid, .culture-grid, .news-grid, .project-grid, .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
  .stats-bar { margin-top: -40px; }
  .text-block { padding: 28px; }
  .org-dept { grid-template-columns: 1fr; }
  .culture-block { padding: 24px 20px; }
}

/* 动画 */
.fade-up { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.fade-up.visible { opacity: 1; transform: none; }