:root{--ink:#2b2b28;--ink-soft:#66665e;--paper:#f7f5f0;--paper2:#efece4;
  --green:#2f4a3e;--clay:#9c6b4a;--gold:#b08d57;--gold-l:#c9ab77;
  --line:rgba(47,74,62,.14);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong","SimSun",serif;
  --sans:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.9;letter-spacing:.02em}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}
.wrap{max-width:1680px;margin:0 auto;padding:0 clamp(20px,3vw,64px)}
/* 页头图 */
.phero{position:relative;height:min(48vh,400px);min-height:280px;overflow:hidden;display:flex;align-items:flex-end}
.phero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.phero .veil{position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(26,38,32,.30) 0%,rgba(26,38,32,.34) 42%,rgba(26,38,32,.86) 100%)}
.phero .in{position:relative;z-index:2;width:100%;max-width:1680px;margin:0 auto;
  padding:0 clamp(20px,3vw,64px) 44px;color:#fff}
.phero .crumb{font-size:12.5px;color:rgba(255,255,255,.86);letter-spacing:.1em;margin-bottom:12px}
.phero .crumb a{border-bottom:1px solid rgba(255,255,255,.5)}
.phero h1{font-family:var(--serif);font-size:clamp(32px,4.6vw,52px);letter-spacing:.18em;font-weight:700;
  text-shadow:0 4px 26px rgba(0,0,0,.4)}
.phero .sub{margin-top:10px;font-size:14px;letter-spacing:.24em;opacity:.92}
/* 分区 */
section.sec{padding:clamp(56px,6.2vw,88px) clamp(20px,3vw,64px)}
section.sec.alt{background:var(--paper2)}
.sec .inner{max-width:1680px;margin:0 auto}
.bhead{display:flex;align-items:center;gap:20px;margin-bottom:10px}
.bhead h2{font-family:var(--serif);font-size:clamp(23px,2.8vw,34px);color:var(--green);
  letter-spacing:.1em;font-weight:700;white-space:nowrap}
.bhead i{flex:1;height:1px;background:var(--line)}
.bhead em{font-style:normal;font-size:11.5px;letter-spacing:.36em;color:var(--gold);white-space:nowrap}
.bsub{color:var(--ink-soft);font-size:14.5px;max-width:960px;text-align:justify;margin-bottom:6px}
.sec h2::after,.bhead + .bsub{margin-bottom:8px}
.note{margin:36px 0 0;font-size:12px;color:var(--ink-soft);border-top:1px dashed var(--line);padding-top:14px}
/* 页脚 */
.foot{background:var(--green);color:rgba(255,255,255,.82);text-align:center;
  padding:46px 5vw;font-size:12.5px;letter-spacing:.08em;line-height:2.1}
.foot b{display:block;font-family:var(--serif);font-size:18px;color:#fff;letter-spacing:.3em;margin-bottom:8px}
/* 通用图卡 */
.ph{position:relative;overflow:hidden;border:1px solid var(--line)}
.ph img{width:100%;object-fit:cover;transition:transform .7s}
.ph:hover img{transform:scale(1.05)}
.ph em{position:absolute;left:0;top:0;font-style:normal;font-family:var(--serif);font-size:12px;
  letter-spacing:.16em;color:#fff;background:rgba(47,74,62,.9);padding:5px 14px;z-index:2}
.ph i{position:absolute;right:0;bottom:0;font-style:normal;font-size:10.5px;color:#fff;
  background:rgba(47,74,62,.72);padding:3px 11px;letter-spacing:.12em;z-index:2}
@media (min-width:1500px){
  section.sec{padding:clamp(52px,9vw,64px) clamp(20px,3vw,64px)}
  .bhead{margin-bottom:14px}
}

/* 城市名片 */
.two{display:grid;grid-template-columns:.94fr 1.06fr;gap:clamp(30px,4vw,76px);align-items:center;margin-top:30px}
.two .fig{position:relative;overflow:hidden;border:1px solid var(--line)}
.two .fig img{width:100%;aspect-ratio:4/3;object-fit:cover}
.two .fig figcaption{position:absolute;left:0;right:0;bottom:0;padding:26px 14px 9px;
  background:linear-gradient(transparent,rgba(20,22,20,.62));color:#fff;font-size:11.5px;letter-spacing:.1em}
.two .txt h3{font-family:var(--serif);font-size:clamp(20px,2.2vw,26px);color:var(--green);
  letter-spacing:.06em;margin-bottom:14px}
.two .txt p{color:var(--ink-soft);margin-bottom:14px;font-size:15px;text-align:justify}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.chips span{font-size:12.5px;color:var(--green);background:var(--paper2);
  border:1px solid rgba(47,74,62,.2);padding:6px 14px;letter-spacing:.06em}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px}
.stat{background:#fff;border:1px solid var(--line);border-top:3px solid var(--gold);padding:24px 22px}
.stat b{font-family:var(--serif);font-size:clamp(24px,2.4vw,36px);color:var(--green);
  display:block;line-height:1.3;letter-spacing:.02em}
.stat b small{font-size:13px;color:var(--clay);letter-spacing:.08em;margin-left:4px;font-weight:400}
.stat span{display:block;margin-top:8px;font-size:12.5px;color:var(--ink-soft);letter-spacing:.1em}
/* 名称演变 */
.tl{position:relative;margin-top:34px}
.trow{display:grid;grid-template-columns:104px 46px 1fr;align-items:start;margin-bottom:22px}
.trow .ty{font-family:var(--serif);font-size:19px;color:var(--green);font-weight:700;
  text-align:right;padding:6px 20px 0 0;line-height:1.5}
.trow .tdot{position:relative;height:100%}
.trow .tdot i{position:absolute;left:50%;top:10px;transform:translateX(-50%);
  width:13px;height:13px;border-radius:50%;background:#fff;border:3px solid var(--gold)}
.tl::before{content:"";position:absolute;left:126px;top:14px;bottom:26px;width:2px;background:rgba(47,74,62,.18)}
.trow .tcard{display:grid;grid-template-columns:246px 1fr;gap:24px;align-items:center;
  background:#fff;border:1px solid var(--line);padding:18px;transition:.3s}
.trow .tcard:hover{border-color:rgba(156,107,74,.5);transform:translateX(4px)}
.trow .tcard .ph img{height:150px;width:100%}
.trow .tcard h3{font-family:var(--serif);font-size:19px;color:var(--green);letter-spacing:.08em}
.trow .tcard h3 small{font-size:12px;color:var(--clay);letter-spacing:.12em;margin-left:10px;font-family:var(--sans)}
.trow .tcard p{margin-top:8px;font-size:13.8px;color:var(--ink-soft);text-align:justify}
/* 历史人物 */
.people{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:30px}
.pcard{background:#fff;border:1px solid var(--line);padding:24px 22px;transition:.3s}
.pcard:hover{transform:translateY(-5px);border-color:rgba(156,107,74,.5);
  box-shadow:0 24px 40px -30px rgba(43,43,40,.5)}
.pcard .seal{width:52px;height:52px;border:1.5px solid var(--clay);color:var(--clay);
  font-family:var(--serif);font-size:23px;display:flex;align-items:center;justify-content:center;
  margin-bottom:14px;letter-spacing:0}
.pcard h3{font-family:var(--serif);font-size:18px;color:var(--green);letter-spacing:.06em}
.pcard h3 small{display:block;font-size:11.5px;color:var(--clay);letter-spacing:.12em;margin-top:4px;font-family:var(--sans)}
.pcard p{margin-top:10px;font-size:13px;color:var(--ink-soft);text-align:justify}
/* 工业产业 */
.ind{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;margin-top:30px}
.icard{display:grid;grid-template-columns:42% 1fr;background:#fff;border:1px solid var(--line);
  overflow:hidden;transition:.3s;min-height:186px}
.icard:hover{transform:translateY(-4px);border-color:rgba(156,107,74,.5);
  box-shadow:0 26px 42px -32px rgba(43,43,40,.55)}
.icard .ph{border:none;min-height:100%}
.icard .ph img{position:absolute;inset:0;width:100%;height:100%}
.icard .ib{padding:20px 24px}
.icard .ib h3{font-family:var(--serif);font-size:19px;color:var(--green);letter-spacing:.06em}
.icard .ib h3 small{display:block;font-size:11.5px;color:var(--gold);letter-spacing:.2em;margin-top:4px;font-family:var(--sans)}
.icard .ib p{margin-top:10px;font-size:13.5px;color:var(--ink-soft);text-align:justify}
/* 景点 */
.spots{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:30px}
.scard{background:#fff;border:1px solid var(--line);overflow:hidden;display:flex;flex-direction:column;transition:.32s}
.scard:hover{transform:translateY(-5px);border-color:rgba(156,107,74,.5);
  box-shadow:0 26px 44px -32px rgba(43,43,40,.55)}
.scard .ph img{height:210px;width:100%}
.scard .sb{padding:18px 22px 22px;display:flex;flex-direction:column;flex:1}
.scard h3{font-family:var(--serif);font-size:19px;color:var(--green);letter-spacing:.06em}
.scard h3 small{font-size:12px;color:var(--clay);letter-spacing:.1em;margin-left:9px;font-family:var(--sans)}
.scard p{margin-top:9px;font-size:13.5px;color:var(--ink-soft);text-align:justify}
.scard .go{margin-top:auto;padding-top:14px;font-size:13px;color:var(--clay);letter-spacing:.1em}
.scard .go::after{content:" →"}
.scard:hover .go{color:var(--green)}
/* 特产 */
.spec{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:30px}
.zcard{background:#fff;border:1px solid var(--line);overflow:hidden;display:flex;flex-direction:column;transition:.32s}
.zcard:hover{transform:translateY(-5px);border-color:rgba(156,107,74,.5);
  box-shadow:0 24px 40px -30px rgba(43,43,40,.5)}
.zcard .ph img{height:170px;width:100%}
.zcard .sb{padding:15px 18px 18px;display:flex;flex-direction:column;flex:1}
.zcard h3{font-family:var(--serif);font-size:17px;color:var(--green);letter-spacing:.06em}
.zcard p{margin-top:7px;font-size:12.8px;color:var(--ink-soft);text-align:justify;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.zcard .go{margin-top:auto;padding-top:12px;font-size:12.5px;color:var(--clay);letter-spacing:.1em}
.zcard .go::after{content:" →"}
.zcard:hover .go{color:var(--green)}
/* 更多景点横排 */
.morelink{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.morelink a{font-size:13px;color:var(--green);background:#fff;border:1px solid var(--line);
  padding:9px 18px;letter-spacing:.06em;transition:.25s}
.morelink a:hover{border-color:var(--gold);transform:translateY(-2px)}
/* 城市功能展馆 */
.vlist{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:26px}
.vitem{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 22px;
  display:flex;gap:16px;align-items:flex-start;transition:.28s}
.vitem:hover{border-color:rgba(156,107,74,.5);box-shadow:0 18px 36px -28px rgba(43,43,40,.45)}
.vitem .vico{flex:none;width:44px;height:44px;border-radius:10px;background:var(--paper2);
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:20px;color:var(--clay)}
.vitem .vthumb{flex:none;width:128px;height:86px;border-radius:10px;overflow:hidden;
  border:1px solid var(--line);background:#e8e4da}
.vitem .vthumb img{width:100%;height:100%;object-fit:cover;display:block}
.vitem b{display:block;font-family:var(--serif);font-size:16px;color:var(--green);letter-spacing:.06em}
.vitem p{margin-top:5px;font-size:12.8px;color:var(--ink-soft);line-height:1.8}
.vitem p em{font-style:normal;color:var(--clay)}
@media (max-width:860px){.vlist{grid-template-columns:1fr}}
@media (max-width:1100px){
  .people{grid-template-columns:repeat(2,1fr)}
  .spec{grid-template-columns:repeat(2,1fr)}
  .spots{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
  .two{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .ind{grid-template-columns:1fr}
  .trow{grid-template-columns:78px 34px 1fr}
  .trow .ty{font-size:15px;padding-right:12px}
  .tl::before{left:95px}
  .trow .tcard{grid-template-columns:1fr}
}
@media (max-width:620px){
  .people{grid-template-columns:1fr}
  .spec{grid-template-columns:1fr}
  .spots{grid-template-columns:1fr}
  .icard{grid-template-columns:1fr;min-height:0}
  .icard .ph{min-height:170px}
  .icard .ph img{position:static;height:170px}
}