/* =========================================================
   邳州高新技术产业开发区 · 展示站点
   设计系统：党政深蓝 + 金色点缀
   ========================================================= */

:root{
  --navy-950:#05132a;
  --navy-900:#081e3d;
  --navy-850:#0a2547;
  --navy-800:#0d2e57;
  --navy-700:#123c6e;
  --navy-600:#1a4d84;
  --blue-600:#1a5aa8;
  --blue-500:#2472cc;
  --blue-100:#e8f0fa;

  --gold-600:#a8813c;
  --gold-500:#c49a4e;
  --gold-400:#d8b56d;
  --gold-200:#f0e0bd;
  --gold-050:#fbf6ea;

  --red-600:#b7201a;
  --red-500:#cf2e26;
  --green-600:#1c7a4a;

  --ink:#16202e;
  --ink-2:#3c4c60;
  --muted:#6b7c91;
  --line:#dfe6ef;
  --line-2:#eef2f7;
  --bg:#f4f7fb;
  --white:#fff;

  --radius:4px;
  --radius-lg:8px;
  --shadow-s:0 1px 2px rgba(8,30,61,.06),0 2px 8px rgba(8,30,61,.05);
  --shadow-m:0 6px 24px rgba(8,30,61,.10);
  --shadow-l:0 18px 48px rgba(8,30,61,.16);
  --maxw:1240px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC","Noto Sans CJK SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  color:var(--ink);
  background:var(--bg);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding-left:1.15em}
table{border-collapse:collapse;width:100%}
button{font:inherit;cursor:pointer}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.serif{font-family:"Source Han Serif SC","Noto Serif CJK SC","Songti SC",STSong,SimSun,serif}

/* ---------- 顶部条 ---------- */
.topbar{
  background:var(--navy-950);
  color:#a9bdd6;
  font-size:12.5px;
  letter-spacing:.04em;
  border-bottom:1px solid rgba(255,255,255,.07);
}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:34px}
.topbar .loc{display:flex;align-items:center;gap:8px}
.topbar .dot{width:5px;height:5px;border-radius:50%;background:var(--gold-400)}
.topbar .right{display:flex;gap:18px}
.topbar a:hover{color:var(--gold-400)}

/* ---------- 头部 ---------- */
.header{
  position:sticky;top:0;z-index:80;
  background:rgba(8,30,61,.92);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .3s var(--ease),box-shadow .3s var(--ease);
}
.header.solid{background:rgba(6,22,45,.985);box-shadow:0 6px 24px rgba(4,16,34,.28)}
.header .wrap{display:flex;align-items:center;gap:26px;height:78px}
.brand{display:flex;align-items:center;gap:14px;color:#fff;flex:0 0 auto}
.brand .mark{
  width:46px;height:46px;border-radius:50%;overflow:hidden;flex:0 0 auto;
  background:#fff;box-shadow:0 0 0 1px rgba(216,181,109,.55);
}
.brand .mark img{width:100%;height:100%;object-fit:cover}
.brand .txt{display:flex;flex-direction:column;line-height:1.22}
.brand .cn{font-size:20px;font-weight:700;letter-spacing:.06em}
.brand .en{font-size:9.5px;letter-spacing:.16em;color:#8ea9c9;text-transform:uppercase;white-space:nowrap}
.brand .sub{font-size:11px;color:var(--gold-400);letter-spacing:.1em;margin-top:2px}

.nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav a{
  position:relative;color:#cfdcec;font-size:15px;padding:10px 16px;border-radius:3px;
  transition:color .22s var(--ease),background .22s var(--ease);white-space:nowrap;
}
.nav a::after{
  content:"";position:absolute;left:16px;right:16px;bottom:2px;height:2px;
  background:var(--gold-400);transform:scaleX(0);transform-origin:left;
  transition:transform .28s var(--ease);
}
.nav a:hover{color:#fff}
.nav a:hover::after{transform:scaleX(1)}
.nav a.on{color:#fff;font-weight:600}
.nav a.on::after{transform:scaleX(1)}

.burger{display:none;margin-left:auto;background:none;border:1px solid rgba(255,255,255,.28);
  border-radius:3px;padding:8px 10px;color:#fff}
.burger span{display:block;width:20px;height:2px;background:#fff;margin:4px 0;transition:.25s}
.burger.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:640px;display:flex;align-items:center;overflow:hidden;background:var(--navy-900)}
.hero .bg{position:absolute;inset:0}
.hero .bg img{width:100%;height:100%;object-fit:cover;transform:scale(1.04);
  animation:slowzoom 24s ease-out forwards}
@keyframes slowzoom{to{transform:scale(1.12)}}
.hero .bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(4,14,32,.94) 0%,rgba(5,18,40,.78) 44%,rgba(6,22,48,.34) 72%,rgba(6,22,48,.18) 100%),
    linear-gradient(180deg,rgba(4,14,32,.55) 0%,rgba(4,14,32,0) 34%,rgba(4,14,32,.72) 100%);
}
.hero .wrap{position:relative;z-index:2;width:100%;padding-top:70px;padding-bottom:70px}
.hero .tagline{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid rgba(216,181,109,.5);background:rgba(216,181,109,.1);
  color:var(--gold-200);font-size:12.5px;letter-spacing:.18em;padding:7px 16px;border-radius:2px;
  margin-bottom:26px;
}
.hero h1{
  font-size:clamp(28px,3.6vw,46px);line-height:1.26;color:#fff;font-weight:700;
  letter-spacing:.01em;max-width:20em;text-shadow:0 2px 26px rgba(0,0,0,.34);
}
.hero h1 em{font-style:normal;color:var(--gold-400)}
.hero .lead{
  margin-top:24px;max-width:44em;color:#c3d4e8;font-size:clamp(14.5px,1.3vw,17px);line-height:1.9;
}
.hero .lead strong{color:#fff;font-weight:600}
.hero .acts{margin-top:36px;display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:9px;padding:13px 28px;border-radius:3px;
  font-size:15px;letter-spacing:.05em;border:1px solid transparent;
  transition:all .26s var(--ease);
}
.btn-gold{background:linear-gradient(135deg,var(--gold-500),var(--gold-400));color:#241804;font-weight:600;
  box-shadow:0 8px 24px rgba(196,154,78,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(196,154,78,.44)}
.btn-ghost{border-color:rgba(255,255,255,.4);color:#fff;background:rgba(255,255,255,.05)}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.7)}
.btn-navy{background:var(--navy-800);color:#fff}
.btn-navy:hover{background:var(--navy-700);transform:translateY(-2px)}
.btn-line{border-color:var(--navy-700);color:var(--navy-800)}
.btn-line:hover{background:var(--navy-800);color:#fff}
.btn .arw{transition:transform .26s var(--ease)}
.btn:hover .arw{transform:translateX(4px)}

/* Hero 底部数据条 */
.hero-stats{
  position:relative;z-index:3;
  background:rgba(4,14,32,.66);
  border-top:1px solid rgba(216,181,109,.28);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.hero-stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.hero-stats .st{padding:24px 22px;border-left:1px solid rgba(255,255,255,.1)}
.hero-stats .st:first-child{border-left:0;padding-left:0}
.hero-stats .num{font-size:clamp(24px,2.6vw,34px);font-weight:700;color:var(--gold-400);
  letter-spacing:-.01em;font-variant-numeric:tabular-nums;line-height:1.1}
.hero-stats .num small{font-size:15px;font-weight:500;margin-left:3px;color:var(--gold-200)}
.hero-stats .lb{color:#9fb4cd;font-size:13px;margin-top:8px;letter-spacing:.05em}

/* ---------- 通用区块 ---------- */
.sec{padding:92px 0}
.sec.tight{padding:66px 0}
.sec.gray{background:var(--bg)}
.sec.white{background:#fff}
.sec.navy{background:linear-gradient(160deg,var(--navy-950),var(--navy-850));color:#fff}
.sec-head{margin-bottom:52px}
.sec-head.center{text-align:center;max-width:820px;margin-left:auto;margin-right:auto}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;font-size:12.5px;letter-spacing:.2em;
  color:var(--gold-600);font-weight:600;text-transform:uppercase;margin-bottom:16px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--gold-500)}
.sec-head.center .eyebrow::before{display:none}
.sec.navy .eyebrow{color:var(--gold-400)}
h2.sec-title{font-size:clamp(24px,2.9vw,34px);line-height:1.3;font-weight:700;letter-spacing:.01em}
h2.sec-title em{font-style:normal;color:var(--gold-600)}
.sec.navy h2.sec-title{color:#fff}
.sec.navy h2.sec-title em{color:var(--gold-400)}
.sec-desc{margin-top:18px;color:var(--muted);font-size:15.5px;line-height:1.9;max-width:66em}
.sec.navy .sec-desc{color:#a9bed8}
.rule{width:52px;height:3px;background:linear-gradient(90deg,var(--gold-500),transparent);margin-top:22px}
.sec-head.center .rule{margin-left:auto;margin-right:auto;
  background:linear-gradient(90deg,transparent,var(--gold-500),transparent)}

/* ---------- 卡片栅格 ---------- */
.grid{display:grid;gap:24px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 28px;position:relative;overflow:hidden;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.card::before{
  content:"";position:absolute;top:0;left:0;width:100%;height:3px;
  background:linear-gradient(90deg,var(--navy-700),var(--gold-500));
  transform:scaleX(0);transform-origin:left;transition:transform .38s var(--ease);
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);border-color:#c9d8ea}
.card:hover::before{transform:scaleX(1)}
.card .idx{
  font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--gold-500);
  font-variant-numeric:tabular-nums;
}
.card h3{font-size:18.5px;margin-top:12px;font-weight:700;line-height:1.45}
.card p{margin-top:12px;color:var(--muted);font-size:14.5px;line-height:1.85}
.card .kpi{margin-top:16px;padding-top:16px;border-top:1px dashed var(--line);
  display:flex;gap:22px;flex-wrap:wrap}
.card .kpi div{font-size:13px;color:var(--ink-2)}
.card .kpi b{display:block;font-size:20px;color:var(--navy-800);font-weight:700;
  font-variant-numeric:tabular-nums;line-height:1.25}
.card .kpi b small{font-size:12px;font-weight:500;color:var(--muted);margin-left:2px}

/* 深色卡片 */
.sec.navy .card{background:rgba(255,255,255,.055);border-color:rgba(255,255,255,.14);color:#fff}
.sec.navy .card:hover{background:rgba(255,255,255,.09);border-color:rgba(216,181,109,.4)}
.sec.navy .card h3{color:#fff}
.sec.navy .card p{color:#a9bed8}
.sec.navy .card .kpi{border-top-color:rgba(255,255,255,.16)}
.sec.navy .card .kpi div{color:#9fb4cd}
.sec.navy .card .kpi b{color:var(--gold-400)}

/* ---------- 数据看板 ---------- */
.stats-band{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
.stats-band .cell{padding:26px 20px;text-align:center;border-right:1px solid var(--line-2)}
.stats-band .cell:last-child{border-right:0}
.stats-band .v{font-size:clamp(22px,2.4vw,30px);font-weight:700;color:var(--navy-800);
  font-variant-numeric:tabular-nums;line-height:1.15}
.stats-band .v small{font-size:13px;font-weight:500;color:var(--muted);margin-left:2px}
.stats-band .k{font-size:13px;color:var(--muted);margin-top:8px;letter-spacing:.03em}

/* ---------- 列表条目 ---------- */
.ticklist{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.ticklist li{
  position:relative;padding-left:30px;color:var(--ink-2);font-size:15px;line-height:1.85;
}
.ticklist li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;
  background:var(--gold-500);transform:rotate(45deg);
}
.ticklist li b{color:var(--navy-800);font-weight:600}
.sec.navy .ticklist li{color:#a9bed8}
.sec.navy .ticklist li b{color:#fff}

/* 指标清单 */
.specs{list-style:none;padding:0;margin:0;display:grid;
  grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.specs li{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 22px;display:flex;align-items:baseline;gap:12px;
  transition:background .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.specs li:hover{background:var(--gold-050);border-color:#e6d5ad;transform:translateY(-2px)}
.specs .n{font-size:26px;font-weight:700;color:var(--navy-800);font-variant-numeric:tabular-nums;
  line-height:1;min-width:66px}
.specs .n small{font-size:12px;font-weight:500;color:var(--muted);margin-left:2px}
.specs .t{font-size:14.5px;color:var(--ink-2);line-height:1.5}
.specs .t i{display:block;font-style:normal;font-size:12px;color:var(--muted);margin-top:3px;line-height:1.6}

/* 深色区块中的指标清单 */
.sec.navy .specs li{background:rgba(255,255,255,.055);border-color:rgba(255,255,255,.14);color:#c3d4e8}
.sec.navy .specs li:hover{background:rgba(255,255,255,.1);border-color:rgba(216,181,109,.45)}
.sec.navy .specs .n{color:var(--gold-400)}
.sec.navy .specs .n small{color:#9fb4cd}
.sec.navy .specs .t{color:#c3d4e8}
.sec.navy .specs .t i{color:#9fb4cd}

/* ---------- 表格 ---------- */
.tbl-box{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.tbl-cap{
  padding:18px 24px;background:linear-gradient(90deg,var(--navy-850),var(--navy-700));
  color:#fff;font-size:15px;font-weight:600;letter-spacing:.04em;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.tbl-cap span{font-size:12.5px;font-weight:400;color:var(--gold-200);letter-spacing:.03em}
.tbl-scroll{overflow-x:auto}
.tbl-scroll table{min-width:640px}
table th,table td{padding:13px 18px;font-size:14px;text-align:left;border-bottom:1px solid var(--line-2)}
table thead th{
  background:#f0f5fb;color:var(--navy-800);font-weight:600;font-size:13.5px;
  letter-spacing:.03em;border-bottom:1px solid #d3e0ef;white-space:nowrap;
}
table tbody tr:last-child td{border-bottom:0}
table tbody tr:hover{background:var(--gold-050)}
table td.num{font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap}
table td.hl{color:var(--navy-800);font-weight:600}
.tag{
  display:inline-block;font-size:11.5px;line-height:1.7;padding:1px 9px;border-radius:2px;
  letter-spacing:.03em;white-space:nowrap;
}
.tag.nat{background:#fdecea;color:var(--red-600);border:1px solid #f7cfca}
.tag.prov{background:var(--blue-100);color:var(--navy-700);border:1px solid #cddff4}
.tag.gold{background:var(--gold-050);color:var(--gold-600);border:1px solid var(--gold-200)}
.tag.green{background:#e8f6ee;color:var(--green-600);border:1px solid #c6e7d5}

/* ---------- 图片 ---------- */
.shot{position:relative;overflow:hidden;border-radius:var(--radius);background:var(--navy-900)}
.shot img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.shot:hover img{transform:scale(1.06)}
.shot .cap{
  position:absolute;left:0;right:0;bottom:0;padding:22px 20px 16px;color:#fff;font-size:14px;
  background:linear-gradient(180deg,transparent,rgba(4,14,32,.82));letter-spacing:.03em;
}
.shot .cap i{display:block;font-style:normal;font-size:12px;color:var(--gold-200);margin-top:3px}

.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.gallery .shot{aspect-ratio:4/3;cursor:zoom-in}
.gallery .shot.tall{grid-row:span 2;aspect-ratio:1.33}
.gallery .shot.wide{grid-column:span 2}

/* ---------- 师资/企业 logo 条 ---------- */
.logos{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:2px;
  background:var(--line-2);border:1px solid var(--line-2)}
.logos .lg{background:#fff;height:112px;display:flex;align-items:center;justify-content:center;padding:20px;
  transition:background .25s var(--ease);position:relative}
.logos .lg:hover{background:var(--gold-050)}
.logos .lg img{max-height:52px;max-width:100%;object-fit:contain;filter:grayscale(1);opacity:.72;
  transition:filter .28s var(--ease),opacity .28s var(--ease)}
.logos .lg:hover img{filter:none;opacity:1}
.logos .lg .nm{position:absolute;bottom:8px;left:0;right:0;text-align:center;font-size:11px;color:var(--muted)}

/* ---------- 政策/时间线 ---------- */
.policy{border-left:3px solid var(--gold-500);background:#fff;border-radius:0 var(--radius) var(--radius) 0;
  padding:30px 30px 28px;box-shadow:var(--shadow-s);position:relative}
.policy + .policy{margin-top:20px}
.policy .ph{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.policy .pn{
  width:40px;height:40px;flex:0 0 auto;border-radius:3px;
  background:linear-gradient(135deg,var(--navy-800),var(--navy-600));
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;
  font-variant-numeric:tabular-nums;
}
.policy h3{font-size:19px;font-weight:700;color:var(--navy-850)}
.policy .pb{margin-top:20px}
.policy .sub{font-size:13px;color:var(--gold-600);letter-spacing:.1em;font-weight:600;
  margin:22px 0 8px}
.policy .sub:first-child{margin-top:0}

.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--gold-500),var(--line))}
.timeline .it{position:relative;padding-bottom:28px}
.timeline .it:last-child{padding-bottom:0}
.timeline .it::before{content:"";position:absolute;left:-31px;top:6px;width:12px;height:12px;
  border-radius:50%;background:#fff;border:3px solid var(--gold-500)}
.timeline .yr{font-size:12.5px;font-weight:700;color:var(--gold-600);letter-spacing:.08em;
  font-variant-numeric:tabular-nums}
.timeline .tx{font-size:15px;color:var(--ink-2);line-height:1.8;margin-top:4px}
.timeline .tx b{color:var(--navy-800)}

/* 提示条 */
.notice{
  display:flex;gap:14px;align-items:flex-start;padding:18px 22px;border-radius:var(--radius);
  background:var(--gold-050);border:1px solid var(--gold-200);color:#6d5320;font-size:14px;line-height:1.8;
}
.notice .ic{flex:0 0 auto;width:20px;height:20px;border-radius:50%;background:var(--gold-500);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;margin-top:3px}
.notice b{color:#4d3a12}

/* 面包屑 */
.crumb{background:var(--navy-900);color:#93aac6;font-size:13px;padding:14px 0;
  border-bottom:1px solid rgba(255,255,255,.07)}
.crumb .wrap{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.crumb a:hover{color:var(--gold-400)}
.crumb .sep{opacity:.45}
.crumb .cur{color:#fff}

/* 页头（内页） */
.pagehead{position:relative;background:var(--navy-900);color:#fff;overflow:hidden;padding:76px 0 68px}
.pagehead .bg{position:absolute;inset:0}
.pagehead .bg img{width:100%;height:100%;object-fit:cover;opacity:.42}
.pagehead .bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(5,16,36,.95),rgba(6,20,44,.74) 55%,rgba(6,22,48,.5))}
.pagehead .wrap{position:relative;z-index:2}
.pagehead .pt{font-size:clamp(26px,3.2vw,40px);font-weight:700;line-height:1.3}
.pagehead .pd{margin-top:16px;color:#b6c9e0;font-size:15.5px;max-width:60em;line-height:1.9}
.pagehead .pnum{font-size:12.5px;letter-spacing:.22em;color:var(--gold-400);font-weight:600;
  text-transform:uppercase;margin-bottom:14px}

/* ---------- CTA ---------- */
.cta{position:relative;overflow:hidden;background:linear-gradient(140deg,var(--navy-900),var(--navy-700));color:#fff;
  padding:70px 0}
.cta .bg{position:absolute;inset:0;opacity:.16}
.cta .bg img{width:100%;height:100%;object-fit:cover}
.cta .wrap{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;
  gap:36px;flex-wrap:wrap}
.cta h2{font-size:clamp(21px,2.5vw,28px);font-weight:700;line-height:1.4}
.cta p{margin-top:12px;color:#b6c9e0;font-size:14.5px;max-width:52em}

/* ---------- 页脚 ---------- */
.footer{background:var(--navy-950);color:#8ba2c0;font-size:13.5px;padding:60px 0 0}
.footer .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.08)}
.footer h4{color:#fff;font-size:14.5px;font-weight:600;letter-spacing:.06em;margin-bottom:18px;
  padding-bottom:12px;border-bottom:1px solid rgba(216,181,109,.3);display:inline-block}
.footer .about .fb{display:flex;align-items:center;gap:12px;margin-bottom:18px;color:#fff}
.footer .about .fb .mark{width:40px;height:40px;border-radius:50%;overflow:hidden;background:#fff;flex:0 0 auto}
.footer .about p{line-height:1.9;color:#8ba2c0}
.footer ul{list-style:none;padding:0;margin:0}
.footer ul li{margin-bottom:11px}
.footer a:hover{color:var(--gold-400)}
.footer .info li{display:flex;gap:10px;line-height:1.8}
.footer .info li em{font-style:normal;color:var(--gold-500);flex:0 0 auto}
.footer .bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding:22px 0 30px;font-size:12.5px;color:#6f87a6}
.footer .bottom em{font-style:normal;color:#8ba2c0}

/* ---------- 灯箱 ---------- */
.lightbox{
  position:fixed;inset:0;z-index:200;background:rgba(3,10,22,.94);
  display:flex;align-items:center;justify-content:center;padding:40px;
  opacity:0;pointer-events:none;transition:opacity .3s var(--ease);
}
.lightbox.on{opacity:1;pointer-events:auto}
.lightbox img{max-width:100%;max-height:88vh;border-radius:var(--radius);
  box-shadow:0 30px 80px rgba(0,0,0,.6);transform:scale(.97);transition:transform .3s var(--ease)}
.lightbox.on img{transform:scale(1)}
.lightbox .x{position:absolute;top:24px;right:30px;color:#fff;font-size:30px;line-height:1;
  background:none;border:0;opacity:.75}
.lightbox .x:hover{opacity:1}
.lightbox .lcap{position:absolute;bottom:26px;left:0;right:0;text-align:center;color:#bed0e4;font-size:13.5px}

/* ---------- 返回顶部 ---------- */
.totop{
  position:fixed;right:26px;bottom:30px;z-index:70;width:44px;height:44px;border-radius:3px;border:0;
  background:var(--navy-800);color:#fff;font-size:17px;line-height:1;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-m);opacity:0;transform:translateY(14px);pointer-events:none;
  transition:opacity .3s var(--ease),transform .3s var(--ease),background .26s var(--ease);
}
.totop.on{opacity:1;transform:none;pointer-events:auto}
.totop:hover{background:var(--gold-500);color:#241804}
@media (max-width:560px){.totop{right:14px;bottom:16px;width:40px;height:40px}}

/* ---------- 动效（渐进增强：无 JS 时内容始终可见） ---------- */
.js .rv{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .rv.in{opacity:1;transform:none}
.js .rv.d1{transition-delay:.08s}.js .rv.d2{transition-delay:.16s}.js .rv.d3{transition-delay:.24s}
.js .rv.d4{transition-delay:.32s}.js .rv.d5{transition-delay:.4s}.js .rv.d6{transition-delay:.48s}
@media (prefers-reduced-motion:reduce){
  .js .rv{opacity:1;transform:none;transition:none}
  .hero .bg img{animation:none}
  html{scroll-behavior:auto}
}

/* ---------- 绿色化信息专栏（改造进展 + 行业资讯） ---------- */
.colhead{display:flex;align-items:center;gap:13px;margin:0 0 22px;flex-wrap:wrap}
.colhead .no{
  width:34px;height:34px;flex:0 0 auto;border-radius:3px;
  background:linear-gradient(135deg,var(--gold-500),var(--gold-600));
  color:#231703;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;
}
.colhead h3{font-size:20px;font-weight:700;color:var(--navy-850);line-height:1.35}
.colhead .tip{font-size:13px;color:var(--muted);font-weight:400}

.news-cats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
.news-cat{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px 26px;
  box-shadow:var(--shadow-s);transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.news-cat:hover{transform:translateY(-4px);box-shadow:var(--shadow-m)}
.news-cat h4{font-size:16.5px;font-weight:700;color:var(--navy-850);line-height:1.55;margin-top:12px}
.news-cat p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.85}

.news-list{list-style:none;padding:0;margin:0;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-s)}
.news-list li{display:grid;grid-template-columns:112px 1fr;gap:22px;
  padding:20px 26px;border-bottom:1px solid var(--line-2)}
.news-list li:last-child{border-bottom:0}
.news-list li:hover{background:var(--gold-050)}
.news-list .meta{font-size:12.5px;color:var(--muted);line-height:1.75;
  font-variant-numeric:tabular-nums;padding-top:3px}
.news-list .meta .cat{display:block;font-weight:700;color:var(--gold-600);letter-spacing:.06em;font-size:12px}
.news-list .ti{font-size:16px;font-weight:700;color:var(--navy-850);line-height:1.6}
.news-list .ds{margin-top:7px;font-size:14px;color:var(--ink-2);line-height:1.85}
.news-list .src{margin-top:9px;font-size:12px;color:var(--muted)}

@media (max-width:1080px){.news-cats{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){
  .news-cats{grid-template-columns:1fr}
  .news-list li{grid-template-columns:1fr;gap:8px;padding:18px 18px}
}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .footer .cols{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:860px){
  .topbar .right{display:none}
  .topbar .wrap{justify-content:flex-start;height:32px}
  .burger{display:block}
  .nav{
    position:absolute;top:78px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;
    background:rgba(6,22,45,.99);padding:8px 16px 18px;
    max-height:0;overflow:hidden;transition:max-height .34s var(--ease);
    border-bottom:1px solid rgba(216,181,109,.25);
  }
  .nav.open{max-height:340px}
  .nav a{padding:14px 6px;border-bottom:1px solid rgba(255,255,255,.07)}
  .nav a::after{display:none}
  .hero{min-height:auto}
  .hero-stats .wrap{grid-template-columns:repeat(2,1fr)}
  .hero-stats .st{padding:20px 16px}
  .hero-stats .st:nth-child(3){border-left:0}
  .hero-stats .st:nth-child(n+3){border-top:1px solid rgba(255,255,255,.1)}
  .sec{padding:64px 0}
  .g2,.g3{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .gallery .shot.tall{grid-row:auto;aspect-ratio:16/10}
  .footer .cols{grid-template-columns:1fr}
  .brand .en{display:none}
}
@media (max-width:560px){
  .wrap{padding:0 18px}
  .g4{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr}
  .gallery .shot.wide{grid-column:span 1}
  .gallery .shot.tall{grid-row:auto;aspect-ratio:4/3}
  .hero h1{font-size:27px}
  .stats-band{grid-template-columns:repeat(2,1fr)}
  .stats-band .cell:nth-child(2n){border-right:0}
  .specs{grid-template-columns:1fr}
  .brand .cn{font-size:17px}
  .hero .acts,.cta .acts{flex-direction:column;align-items:stretch;width:100%}
  .hero .acts .btn,.cta .acts .btn{justify-content:center}
}