/* ============================================================
   云南嘉渡物业管理有限公司 — 官网样式
   深蓝 × 金 · 大气现代企业风
   ============================================================ */
:root {
  --navy: #0c1f3f;
  --navy-2: #122a52;
  --navy-3: #1a3a6e;
  --gold: #c8a45d;
  --gold-2: #e0c184;
  --ink: #1c2733;
  --gray: #5b6b7d;
  --line: #e6e9ef;
  --bg: #f7f8fa;
  --white: #ffffff;
  --serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--white);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---------------- 导航 ---------------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: background .35s, box-shadow .35s;
  background: linear-gradient(180deg, rgba(8,18,38,.55), rgba(8,18,38,0));
}
.nav.scrolled { background: rgba(10,24,48,.96); box-shadow: 0 4px 24px rgba(0,0,0,.25); backdrop-filter: blur(8px); }
.nav-inner { max-width: 1280px; margin: 0 auto; padding: 0 24px; height: 76px; display: flex; align-items: center; gap: 32px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo { width: 46px; height: 46px; border-radius: 50%; border: 2px solid rgba(200,164,93,.8); }
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text strong { color: #fff; font-size: 20px; letter-spacing: 4px; font-family: var(--serif); }
.brand-text em { color: var(--gold-2); font-style: normal; font-size: 10px; letter-spacing: 2.5px; }
.nav-links { display: flex; gap: 6px; margin-left: auto; }
.nav-links a {
  color: rgba(255,255,255,.88); font-size: 15px; padding: 8px 14px; letter-spacing: 1px;
  position: relative; transition: color .25s;
}
.nav-links a::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 2px; height: 2px;
  background: var(--gold); transform: scaleX(0); transition: transform .3s; transform-origin: left;
}
.nav-links a:hover, .nav-links a.active { color: var(--gold-2); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-tel {
  color: var(--gold-2); border: 1px solid rgba(200,164,93,.6); padding: 7px 18px;
  font-size: 14px; letter-spacing: 1px; border-radius: 2px; transition: all .3s; white-space: nowrap;
}
.nav-tel:hover { background: var(--gold); color: var(--navy); }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; width: 40px; height: 40px; }
.nav-toggle span { display: block; height: 2px; background: #fff; margin: 7px 6px; transition: .3s; }

/* ---------------- 首屏 ---------------- */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.hero-bg {
  position: absolute; inset: -5% 0; background-size: cover; background-position: center 30%;
  animation: heroZoom 18s ease-in-out infinite alternate;
}
@keyframes heroZoom { from { transform: scale(1); } to { transform: scale(1.08); } }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(8,18,38,.78) 0%, rgba(10,24,50,.62) 45%, rgba(8,18,38,.88) 100%);
}
.hero-content { position: relative; text-align: center; padding: 120px 24px 80px; }
.hero-kicker { color: var(--gold-2); letter-spacing: 6px; font-size: 13px; margin-bottom: 26px; }
.hero-title {
  color: #fff; font-family: var(--serif); font-weight: 700;
  font-size: clamp(40px, 6.5vw, 76px); line-height: 1.28; letter-spacing: 10px;
  text-shadow: 0 6px 40px rgba(0,0,0,.45);
}
.hero-divider { display: flex; align-items: center; justify-content: center; gap: 14px; margin: 34px 0 22px; }
.hero-divider span { width: 90px; height: 1px; background: linear-gradient(90deg, transparent, var(--gold)); }
.hero-divider span:last-child { background: linear-gradient(90deg, var(--gold), transparent); }
.hero-divider i { width: 8px; height: 8px; background: var(--gold); transform: rotate(45deg); }
.hero-slogan { color: #fff; font-family: var(--serif); font-size: clamp(20px, 2.6vw, 30px); letter-spacing: 14px; margin-left: 14px; }
.hero-sub { color: rgba(255,255,255,.72); margin-top: 16px; letter-spacing: 3px; font-size: 15px; }
.hero-btns { margin-top: 44px; display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 14px 42px; font-size: 15px; letter-spacing: 3px;
  border-radius: 2px; transition: all .3s; cursor: pointer; border: 1px solid transparent;
}
.btn-gold { background: linear-gradient(135deg, var(--gold), #b18f47); color: #101f3c; font-weight: 600; }
.btn-gold:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(200,164,93,.4); }
.btn-ghost { border-color: rgba(255,255,255,.55); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,.12); border-color: #fff; }
.hero-scroll { position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%); width: 26px; height: 44px; border: 2px solid rgba(255,255,255,.5); border-radius: 14px; }
.hero-scroll span { position: absolute; top: 8px; left: 50%; width: 4px; height: 9px; margin-left: -2px; border-radius: 2px; background: var(--gold-2); animation: scrollDot 1.8s infinite; }
@keyframes scrollDot { 0% { opacity: 1; top: 8px; } 100% { opacity: 0; top: 24px; } }

/* ---------------- 数据概览 ---------------- */
.stats { background: linear-gradient(135deg, var(--navy) 0%, var(--navy-3) 100%); padding: 58px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.stat { text-align: center; color: #fff; position: relative; }
.stat + .stat::before { content: ""; position: absolute; left: -10px; top: 15%; height: 70%; width: 1px; background: rgba(255,255,255,.14); }
.stat b { display: block; font-family: var(--serif); font-size: clamp(30px, 3.4vw, 44px); color: var(--gold-2); font-weight: 700; }
.stat b em, .stat b i { font-style: normal; }
.stat b em { font-size: 20px; margin-left: 2px; }
.stat span { color: rgba(255,255,255,.75); font-size: 14px; letter-spacing: 2px; }

/* ---------------- 通用 section ---------------- */
.section { padding: 110px 0; }
.sec-head { text-align: center; margin-bottom: 64px; }
.sec-en { color: var(--gold); letter-spacing: 6px; font-size: 13px; margin-bottom: 12px; }
.sec-title { font-family: var(--serif); font-size: clamp(30px, 4vw, 42px); letter-spacing: 8px; color: var(--navy); font-weight: 700; }
.sec-head.light .sec-title { color: #fff; }
.sec-line { display: flex; justify-content: center; margin-top: 20px; }
.sec-line span { width: 64px; height: 3px; background: linear-gradient(90deg, var(--gold), var(--gold-2)); position: relative; }
.sec-line span::after { content: ""; position: absolute; right: -14px; top: -3px; width: 9px; height: 9px; background: var(--gold); transform: rotate(45deg); }
.sec-desc { margin-top: 20px; color: var(--gray); letter-spacing: 1px; }
.sec-head.light .sec-desc { color: rgba(255,255,255,.7); }

/* ---------------- 关于我们 ---------------- */
.about { background: var(--white); }
.about-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: center; }
.about-text h3 { font-family: var(--serif); font-size: 26px; color: var(--navy); letter-spacing: 3px; margin-bottom: 22px; position: relative; padding-left: 18px; }
.about-text h3::before { content: ""; position: absolute; left: 0; top: 6px; bottom: 6px; width: 4px; background: var(--gold); }
.about-text p { color: var(--gray); margin-bottom: 16px; text-align: justify; }
.about-text strong { color: var(--gold); }
.about-tags { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.about-tags li {
  border: 1px solid var(--line); color: var(--navy-2); padding: 8px 18px; font-size: 14px;
  letter-spacing: 1px; border-radius: 2px; background: var(--bg); transition: all .3s;
}
.about-tags li:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-2px); }
.about-imgs { position: relative; }
.aimg-main { width: 82%; border-radius: 4px; box-shadow: 24px 24px 0 var(--navy); }
.aimg-sub { position: absolute; right: 0; bottom: -40px; width: 46%; border: 6px solid #fff; border-radius: 4px; box-shadow: 0 18px 44px rgba(12,31,63,.25); }
.aimg-badge {
  position: absolute; left: -24px; bottom: 26px; background: linear-gradient(135deg, var(--gold), #b18f47);
  color: var(--navy); padding: 16px 22px; display: flex; align-items: center; gap: 12px; border-radius: 3px;
  box-shadow: 0 14px 34px rgba(200,164,93,.45);
}
.aimg-badge b { font-family: var(--serif); font-size: 40px; line-height: 1; }
.aimg-badge span { font-size: 12px; line-height: 1.5; letter-spacing: 1px; }

.scope { margin-top: 110px; }
.scope-title { text-align: center; font-family: var(--serif); font-size: 24px; color: var(--navy); letter-spacing: 5px; margin-bottom: 40px; }
.scope-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.scope-item {
  border: 1px solid var(--line); padding: 26px 18px; text-align: center; background: #fff;
  transition: all .35s; position: relative; overflow: hidden;
}
.scope-item::before {
  content: ""; position: absolute; inset: auto 0 0 0; height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--gold-2)); transform: scaleX(0); transition: transform .35s;
}
.scope-item:hover { transform: translateY(-6px); box-shadow: 0 16px 36px rgba(12,31,63,.12); border-color: transparent; }
.scope-item:hover::before { transform: scaleX(1); }
.scope-item i { display: block; font-style: normal; font-family: var(--serif); color: var(--gold); font-size: 22px; margin-bottom: 10px; }
.scope-item p { font-size: 14.5px; color: var(--ink); letter-spacing: 1px; line-height: 1.6; }

/* ---------------- 企业文化 ---------------- */
.culture { background: linear-gradient(160deg, var(--navy) 0%, #0a1930 60%, var(--navy-2) 100%); position: relative; }
.culture::before {
  content: "文化"; position: absolute; right: 4%; top: 60px; font-family: var(--serif);
  font-size: 200px; color: rgba(255,255,255,.03); letter-spacing: 20px; pointer-events: none;
}
.culture-hero { text-align: center; margin-bottom: 60px; }
.ch-big { font-family: var(--serif); color: #fff; font-size: clamp(22px, 3vw, 32px); letter-spacing: 6px; }
.ch-sub { color: var(--gold-2); letter-spacing: 4px; margin-top: 12px; font-size: 14px; }
.culture-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.cul-card {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); padding: 34px 26px;
  transition: all .35s; backdrop-filter: blur(4px);
}
.cul-card:hover { background: rgba(255,255,255,.09); border-color: rgba(200,164,93,.55); transform: translateY(-6px); }
.cul-card h4 { color: var(--gold-2); letter-spacing: 4px; font-size: 15px; margin-bottom: 16px; }
.cul-big { font-family: var(--serif); color: #fff; font-size: 20px; letter-spacing: 2px; margin-bottom: 14px; line-height: 1.5; }
.cul-card p:last-child { color: rgba(255,255,255,.66); font-size: 14px; line-height: 1.9; }
.cul-connotation {
  margin-top: 56px; border: 1px solid rgba(200,164,93,.4); padding: 40px 48px;
  background: rgba(200,164,93,.06);
}
.cul-connotation h4 { color: var(--gold-2); font-family: var(--serif); font-size: 20px; letter-spacing: 5px; margin-bottom: 20px; text-align: center; }
.cul-connotation ol { counter-reset: ci; display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 10px 40px; }
.cul-connotation li { color: rgba(255,255,255,.85); font-size: 15px; counter-increment: ci; padding-left: 34px; position: relative; }
.cul-connotation li::before {
  content: counter(ci, decimal-leading-zero); position: absolute; left: 0; top: 2px;
  color: var(--gold); font-family: var(--serif); font-size: 15px;
}
.rules { margin-top: 56px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.rule-card { background: #fff; padding: 30px 28px; box-shadow: 0 14px 34px rgba(0,0,0,.22); transition: transform .3s; }
.rule-card:hover { transform: translateY(-6px); }
.rule-card h4 {
  font-family: var(--serif); color: var(--navy); font-size: 19px; letter-spacing: 4px; text-align: center;
  padding-bottom: 14px; margin-bottom: 16px; border-bottom: 2px solid var(--gold); display: inline-block; width: 100%;
}
.rule-card ul { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; }
.rule-card li { color: var(--gray); font-size: 13.5px; letter-spacing: .5px; }
.rule-card li::before { content: "· "; color: var(--gold); font-weight: 700; }

/* ---------------- 组织架构 ---------------- */
.org { background: var(--bg); }
.org-chart { max-width: 900px; margin: 0 auto; }
.org-row { display: flex; justify-content: center; position: relative; }
.org-row + .org-row { margin-top: 34px; }
.org-row + .org-row::before {
  content: ""; position: absolute; top: -34px; left: 50%; width: 2px; height: 34px;
  background: linear-gradient(180deg, var(--gold), rgba(200,164,93,.4));
}
.org-node {
  background: #fff; border: 1px solid var(--line); color: var(--navy); padding: 12px 34px;
  font-size: 15px; letter-spacing: 3px; box-shadow: 0 6px 18px rgba(12,31,63,.08); border-radius: 2px;
}
.org-node.top {
  background: linear-gradient(135deg, var(--navy), var(--navy-3)); color: #fff; border: 0;
  font-family: var(--serif); font-size: 18px; letter-spacing: 6px; padding: 14px 52px;
}
.org-node.dept { background: var(--navy-2); color: #fff; border: 0; }
.org-node.leaf { background: var(--bg); color: var(--gray); }
.org-cols {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 34px;
  border-top: 2px solid rgba(200,164,93,.4); padding-top: 34px; position: relative;
}
.org-cols::before { content: ""; position: absolute; top: -36px; left: 50%; width: 2px; height: 34px; background: linear-gradient(180deg, var(--gold), rgba(200,164,93,.4)); }
.org-col { display: flex; flex-direction: column; gap: 14px; align-items: center; }
.org-col .org-node { width: 100%; text-align: center; padding: 11px 8px; letter-spacing: 2px; font-size: 14px; }

.staff { margin-top: 90px; }
.staff-title { text-align: center; font-family: var(--serif); font-size: 24px; color: var(--navy); letter-spacing: 4px; margin-bottom: 34px; }
.staff-title span { display: block; font-family: var(--sans); font-size: 14px; color: var(--gray); letter-spacing: 1px; margin-top: 8px; }
.staff-table-wrap { overflow-x: auto; box-shadow: 0 20px 50px rgba(12,31,63,.1); border-radius: 4px; }
.staff-table { width: 100%; border-collapse: collapse; background: #fff; min-width: 640px; }
.staff-table th {
  background: linear-gradient(135deg, var(--navy), var(--navy-3)); color: #fff; font-weight: 500;
  padding: 15px 20px; text-align: left; letter-spacing: 3px; font-size: 15px;
}
.staff-table td { padding: 13px 20px; border-bottom: 1px solid var(--line); color: var(--gray); font-size: 14.5px; }
.staff-table td:first-child { color: var(--navy); font-weight: 600; letter-spacing: 1px; white-space: nowrap; }
.staff-table td:last-child { color: var(--gold); font-weight: 600; white-space: nowrap; }
.staff-table tbody tr { transition: background .25s; }
.staff-table tbody tr:hover { background: #fbf7ee; }

/* ---------------- 服务项目 ---------------- */
.projects { background: linear-gradient(160deg, var(--navy) 0%, #0a1930 100%); }
.proj-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.proj-card {
  background: rgba(255,255,255,.045); border: 1px solid rgba(255,255,255,.09); overflow: hidden;
  transition: all .4s; display: flex; flex-direction: column;
}
.proj-card:hover { transform: translateY(-8px); border-color: rgba(200,164,93,.5); box-shadow: 0 24px 50px rgba(0,0,0,.4); }
.proj-img { height: 230px; overflow: hidden; }
.proj-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s; }
.proj-card:hover .proj-img img { transform: scale(1.08); }
.proj-body { padding: 26px 24px 28px; flex: 1; display: flex; flex-direction: column; }
.proj-body h3 { font-family: var(--serif); color: #fff; font-size: 20px; letter-spacing: 3px; margin-bottom: 10px; }
.proj-body > p { color: rgba(255,255,255,.62); font-size: 14px; line-height: 1.9; flex: 1; }
.proj-thumbs { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 18px; }
.proj-thumbs img { height: 84px; width: 100%; object-fit: cover; opacity: .85; transition: opacity .3s; }
.proj-thumbs img:hover { opacity: 1; }
.proj-list { margin-top: 64px; border: 1px solid rgba(200,164,93,.35); background: rgba(200,164,93,.05); padding: 44px 48px; }
.proj-list h3 { font-family: var(--serif); color: var(--gold-2); letter-spacing: 5px; font-size: 20px; margin-bottom: 24px; text-align: center; }
.proj-list ul { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 44px; }
.proj-list li { color: rgba(255,255,255,.85); font-size: 15px; display: flex; gap: 14px; align-items: baseline; }
.proj-list li i { font-style: normal; color: var(--gold); font-family: var(--serif); font-size: 14px; flex: none; }

/* ---------------- 服务风采 ---------------- */
.gallery { background: var(--white); }
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.gallery-grid img {
  width: 100%; height: 300px; object-fit: cover; cursor: pointer; transition: all .4s; filter: saturate(.95);
}
.gallery-grid img:hover { transform: scale(1.03); box-shadow: 0 18px 40px rgba(12,31,63,.25); filter: saturate(1.1); }

/* ---------------- 资质荣誉 ---------------- */
.honor { background: linear-gradient(160deg, #0a1930, var(--navy) 70%); }
.honor-plaque { max-width: 760px; margin: 0 auto 54px; box-shadow: 0 30px 70px rgba(0,0,0,.5); border: 1px solid rgba(200,164,93,.35); }
.honor-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.honor-grid figure {
  background: #fff; padding: 14px 14px 0; text-align: center; transition: all .35s;
  box-shadow: 0 16px 40px rgba(0,0,0,.3);
}
.honor-grid figure:hover { transform: translateY(-8px); box-shadow: 0 28px 60px rgba(0,0,0,.45); }
.honor-grid img { height: 300px; width: 100%; object-fit: cover; object-position: top; cursor: pointer; }
.honor-grid figcaption {
  padding: 14px 8px; color: var(--navy); font-size: 14.5px; letter-spacing: 1px; font-weight: 600;
  border-top: 2px solid var(--gold); margin-top: 12px;
}

/* ---------------- 联系我们 ---------------- */
.contact { background: var(--bg); }
.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: stretch; }
.contact-info { background: #fff; padding: 52px 48px; box-shadow: 0 20px 50px rgba(12,31,63,.1); border-top: 4px solid var(--gold); }
.contact-info h3 { font-family: var(--serif); color: var(--navy); font-size: 24px; letter-spacing: 2px; }
.ci-slogan { color: var(--gold); letter-spacing: 3px; margin: 10px 0 30px; font-size: 15px; }
.contact-info ul li { display: flex; gap: 22px; padding: 16px 0; border-bottom: 1px dashed var(--line); align-items: baseline; }
.contact-info ul li:last-child { border-bottom: 0; }
.contact-info b { flex: none; width: 52px; color: var(--navy); letter-spacing: 4px; font-size: 15px; }
.contact-info span { color: var(--gray); font-size: 15.5px; }
.contact-info a { color: var(--navy-2); font-weight: 600; transition: color .25s; }
.contact-info a:hover { color: var(--gold); }
.contact-card {
  background: linear-gradient(150deg, var(--navy), var(--navy-3)); color: #fff; padding: 52px 44px;
  display: flex; flex-direction: column; justify-content: center; align-items: flex-start; gap: 20px;
  position: relative; overflow: hidden;
}
.contact-card::after {
  content: ""; position: absolute; right: -60px; bottom: -60px; width: 220px; height: 220px;
  border: 1px solid rgba(200,164,93,.35); border-radius: 50%;
}
.cc-title { font-family: var(--serif); font-size: 24px; line-height: 1.9; letter-spacing: 3px; }
.cc-sub { color: rgba(255,255,255,.65); font-size: 14.5px; }

/* ---------------- 页脚 ---------------- */
.footer { background: #081426; color: rgba(255,255,255,.6); padding: 54px 0 34px; }
.footer-inner { display: flex; flex-direction: column; gap: 26px; align-items: center; text-align: center; }
.f-brand { display: flex; align-items: center; gap: 16px; }
.f-brand img { width: 52px; height: 52px; border-radius: 50%; border: 2px solid rgba(200,164,93,.6); }
.f-brand strong { color: #fff; letter-spacing: 3px; font-size: 17px; display: block; }
.f-brand p { font-size: 11px; letter-spacing: 2px; color: rgba(255,255,255,.4); }
.f-links { display: flex; gap: 28px; flex-wrap: wrap; justify-content: center; }
.f-links a { font-size: 14px; letter-spacing: 2px; transition: color .25s; }
.f-links a:hover { color: var(--gold-2); }
.f-copy { font-size: 12.5px; color: rgba(255,255,255,.35); letter-spacing: 1px; line-height: 2; }

/* ---------------- 灯箱 ---------------- */
.lightbox {
  position: fixed; inset: 0; z-index: 200; background: rgba(5,12,26,.94); display: none;
  align-items: center; justify-content: center;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 88vw; max-height: 86vh; box-shadow: 0 30px 90px rgba(0,0,0,.6); }
.lb-close, .lb-prev, .lb-next {
  position: absolute; background: none; border: 0; color: #fff; cursor: pointer; font-size: 40px;
  width: 60px; height: 60px; line-height: 1; transition: color .25s;
}
.lb-close:hover, .lb-prev:hover, .lb-next:hover { color: var(--gold-2); }
.lb-close { top: 24px; right: 30px; font-size: 46px; }
.lb-prev { left: 24px; top: 50%; transform: translateY(-50%); font-size: 60px; }
.lb-next { right: 24px; top: 50%; transform: translateY(-50%); font-size: 60px; }

/* ---------------- 动效 ---------------- */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity .9s cubic-bezier(.2,.6,.3,1), transform .9s cubic-bezier(.2,.6,.3,1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------------- 响应式 ---------------- */
@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(3, 1fr); gap: 34px; }
  .stat:nth-child(4)::before { display: none; }
  .scope-grid { grid-template-columns: repeat(3, 1fr); }
  .culture-grid, .rules { grid-template-columns: repeat(2, 1fr); }
  .proj-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .honor-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 80px; }
  .about-imgs { max-width: 560px; margin: 0 auto; }
  .org-cols { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .nav-inner { height: 64px; }
  .nav-links {
    position: fixed; top: 64px; left: 0; right: 0; flex-direction: column; background: rgba(8,18,38,.98);
    padding: 20px 24px 30px; gap: 4px; transform: translateY(-130%); transition: transform .35s; margin: 0;
  }
  .nav-links.open { transform: none; }
  .nav-links a { padding: 12px 0; font-size: 16px; border-bottom: 1px solid rgba(255,255,255,.08); }
  .nav-tel { display: none; }
  .nav-toggle { display: block; margin-left: auto; }
  .brand-text strong { font-size: 17px; }
  .section { padding: 76px 0; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat + .stat::before { display: none; }
  .scope-grid { grid-template-columns: repeat(2, 1fr); }
  .culture-grid, .rules, .proj-grid, .honor-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid img { height: 220px; }
  .proj-list { padding: 32px 24px; }
  .proj-list ul { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-info, .contact-card { padding: 38px 28px; }
  .aimg-badge { left: 0; }
  .org-cols { grid-template-columns: 1fr 1fr; gap: 14px; }
  .hero-title { letter-spacing: 5px; }
  .hero-slogan { letter-spacing: 8px; }
}