/* 老家莘县 · 全局样式（独立文件，构建期由 build_portal.py 引用）
   设计原则：CSS 变量化、响应式、明暗双主题、零运行时框架依赖。 */
:root{
  --green:#2e7d32;--green-d:#1b5e20;--red:#c62828;--gold:#c9a227;
  --ink:#263238;--muted:#777;--bg:#f7f5ef;--card:#fff;--panel:#fff;--line:#e3ddd0;
  --shadow:0 2px 8px rgba(0,0,0,.06);--radius:14px;
}
/* 暗色主题：html[data-theme="dark"] 时生效（由 theme.js 切换） */
[data-theme="dark"]{
  --green:#66bb6a;--green-d:#81c784;--red:#ef5350;--gold:#ffca28;
  --ink:#e8eaed;--muted:#9aa0a6;--bg:#15171c;--card:#1e2127;--panel:#24272e;--line:#343941;
  --shadow:0 2px 10px rgba(0,0,0,.45);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.75;transition:background .25s,color .25s}
a{color:inherit;text-decoration:none}
.wrap{max-width:1080px;margin:0 auto;padding:0 18px}
/* header */
header{background:linear-gradient(135deg,var(--green-d),var(--green));color:#fff;box-shadow:0 2px 10px rgba(0,0,0,.15);position:sticky;top:0;z-index:50}
[data-theme="dark"] header{background:linear-gradient(135deg,#1e4d2a,#163a1d)}
.bar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;padding:12px 0}
.brand{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:800;letter-spacing:1px}
.brand .logo{height:56px;width:auto;flex:0 0 auto;border-radius:8px;background:rgba(255,255,255,.12);padding:3px}
nav{display:flex;flex-wrap:wrap;gap:4px;align-items:center}
nav a{padding:8px 14px;border-radius:20px;font-size:15px;transition:.2s}
nav a:hover{background:rgba(255,255,255,.18)}
nav a.on{background:#fff;color:var(--green-d);font-weight:700}
/* 头部右侧控件：主题 / 语言切换 */
.ctrls{display:flex;align-items:center;gap:6px;margin-left:auto}
.ctrl{appearance:none;border:0;background:rgba(255,255,255,.16);color:#fff;font-size:13px;cursor:pointer;
  padding:7px 12px;border-radius:18px;transition:.2s;display:inline-flex;align-items:center;gap:5px}
.ctrl:hover{background:rgba(255,255,255,.3)}
.ctrl:focus-visible{outline:2px solid #fff;outline-offset:2px}
.ic{width:1.15em;height:1.15em;vertical-align:-0.18em;flex:0 0 auto}
.ctrl .ic{width:18px;height:18px}
/* 语言切换下拉菜单：悬停显示，移开隐藏；触屏点击 globe 按钮切换 */
.lang-menu{position:relative}
.lang-menu .ctrl{cursor:pointer}
.lang-drop{position:absolute;top:100%;right:0;margin:8px 0 0;min-width:108px;list-style:none;padding:6px;background:#fff;color:#222;border-radius:10px;box-shadow:0 10px 28px rgba(0,0,0,.18);opacity:0;visibility:hidden;transform:translateY(-4px);transition:opacity .15s ease,transform .15s ease,visibility 0s linear .15s;z-index:60}
.lang-drop::before{content:"";position:absolute;top:-10px;left:0;right:0;height:10px}
.lang-menu:hover .lang-drop,.lang-menu.open .lang-drop{opacity:1;visibility:visible;transform:translateY(0);transition:opacity .15s ease,transform .15s ease,visibility 0s linear 0s}
.lang-drop li{padding:8px 12px;border-radius:7px;font-size:13px;line-height:1;cursor:pointer;white-space:nowrap;transition:background .12s,color .12s}
.lang-drop li:hover{background:var(--green,#1b5e20);color:#fff}
.lang-drop li.on{font-weight:700;color:var(--green,#1b5e20)}
.lang-drop li.on:hover{color:#fff}
[data-theme="dark"] .lang-drop{background:#1f2a22;color:#e8efe9;box-shadow:0 10px 28px rgba(0,0,0,.5)}
[data-theme="dark"] .lang-drop li:hover{background:var(--green,#1b5e20);color:#fff}
[data-theme="dark"] .lang-drop li.on{color:#7fd18a}
/* 返回顶部按钮：仅图标，悬停原生提示“返回顶部”；滚动超距显示 */
.to-top{position:fixed;right:18px;bottom:18px;width:46px;height:46px;border:0;border-radius:50%;background:var(--green,#1b5e20);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(0,0,0,.28);opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .2s ease,transform .2s ease,visibility .2s;z-index:70}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--green-d,#15491a)}
.to-top .ic{width:22px;height:22px}
.ic-w{display:inline-flex;align-items:center;color:var(--green-d);flex:0 0 auto}
.ic-w .ic{width:18px;height:18px}
/* hero */
.hero{position:relative;color:#fff;text-align:center;padding:60px 18px;background-color:#1b5e20;background-image:linear-gradient(rgba(27,94,32,.30),rgba(198,40,40,.22)),var(--hero,none);background-size:cover;background-position:center;background-repeat:no-repeat}
.hero h1{font-size:40px;letter-spacing:4px;text-shadow:0 2px 12px rgba(0,0,0,.4)}
.hero p{margin-top:12px;font-size:16px;opacity:.95}
.hero .pill{display:inline-block;margin-top:16px;background:rgba(255,255,255,.92);color:var(--green-d);padding:8px 20px;border-radius:24px;font-weight:700;font-size:14px}
#traffic{scroll-margin-top:64px}
/* 站内搜索 */
.sitesearch{position:sticky;top:68px;z-index:40;max-width:1080px;margin:18px auto 0;padding:0 18px 10px;background:var(--bg)}
.sitesearch .box{display:flex;align-items:center;gap:8px;background:var(--panel);border:1px solid var(--line);border-radius:24px;padding:10px 16px;box-shadow:var(--shadow)}
.sitesearch input{flex:1;border:0;outline:0;background:transparent;color:var(--ink);font-size:15px;min-width:60px}
.sitesearch .kbd{font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:5px;padding:2px 7px;background:var(--bg);white-space:nowrap}
.sitesearch .hint-inline{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media (max-width:720px){.sitesearch .hint-inline{display:none}.sitesearch .kbd{display:none}}
/* 搜索浮层 */
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.45);display:none;align-items:flex-start;justify-content:center;z-index:100;padding-top:12vh}
.overlay.open{display:flex}
.overlay .panel{width:min(640px,92vw);background:var(--panel);border-radius:14px;box-shadow:0 20px 60px rgba(0,0,0,.4);overflow:hidden}
.overlay .top{display:flex;align-items:center;gap:8px;padding:14px 16px;border-bottom:1px solid var(--line)}
.overlay input{flex:1;border:0;outline:0;background:transparent;color:var(--ink);font-size:17px}
.overlay .res{max-height:56vh;overflow:auto;padding:8px}
.overlay .item{padding:11px 14px;border-radius:8px;display:block}
.overlay .item:hover{background:var(--bg)}
.overlay .item b{color:var(--green-d);font-size:15px}
.overlay .item p{font-size:13px;color:var(--muted);margin-top:3px;line-height:1.5}
.overlay .empty{padding:22px;text-align:center;color:var(--muted)}
.overlay .hints{display:flex;gap:18px;padding:10px 16px;border-top:1px solid var(--line);background:var(--bg);font-size:12px;color:var(--muted);flex-wrap:wrap}
.overlay .hints .hk{display:inline-flex;align-items:center;gap:5px}
.overlay .hints .hk .ic{width:15px;height:15px}
.overlay .hints .hk b{font-weight:700;color:var(--ink);border:1px solid var(--line);border-radius:5px;padding:1px 7px;background:var(--panel);font-size:11px}
.overlay .item.active{background:var(--bg);outline:2px solid var(--green);outline-offset:-2px}

/* sections */
section{padding:34px 0}
.sec-h{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.sec-h .dot{width:6px;height:24px;background:var(--gold);border-radius:3px}
.sec-h h2{font-size:22px;color:var(--green-d)}
.sec-h .sub{color:var(--muted);font-size:13px;margin-left:auto}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.2s}
.card:hover{transform:translateY(-3px);box-shadow:0 6px 18px rgba(0,0,0,.12)}
.card .ph{height:150px;background:linear-gradient(135deg,#dfeee0,#cfe3d2) center/cover no-repeat;display:flex;align-items:center;justify-content:center;color:#5b7a5d;font-size:13px;border-bottom:1px solid var(--line)}
.card .bd{padding:14px 16px}
.card h3{font-size:17px;color:var(--green-d);margin-bottom:6px}
.tag{display:inline-block;background:var(--gold);color:#fff;font-size:11px;padding:2px 8px;border-radius:10px;margin-right:5px;margin-bottom:5px}
.tag.red{background:var(--red)}
.tag.green{background:var(--green)}
.lead{background:var(--panel);border-left:4px solid var(--green);padding:16px 18px;border-radius:8px;margin-bottom:18px;color:#444}
[data-theme="dark"] .lead{color:#cfd3d8}
.kv{display:grid;grid-template-columns:120px 1fr;gap:8px 14px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.kv b{color:var(--green-d)}
/* town card */
.town .bd{min-height:96px}
.town .ind{color:var(--muted);font-size:13px;margin-top:6px}
/* food */
.food .lv{font-size:12px;color:#fff;background:var(--red);padding:2px 8px;border-radius:10px}
.food .lv.g{background:var(--green)}
/* industry */
.tbl{width:100%;border-collapse:collapse;background:var(--panel);border-radius:10px;overflow:hidden;font-size:14px}
.tbl th,.tbl td{border:1px solid var(--line);padding:9px 10px;text-align:left}
.tbl th{background:var(--green);color:#fff}
.chip{display:inline-block;font-size:12px;padding:2px 8px;border-radius:10px;background:#eef4ee;color:var(--green-d);border:1px solid #cfe3d2}
[data-theme="dark"] .chip{background:#2b332b;color:#a5d6a7;border-color:#3a4a3a}
/* 数据卡 */
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.fact{background:var(--panel);border:1px solid var(--line);border-top:3px solid var(--green);border-radius:12px;padding:16px 14px;text-align:center}
.fact .num{font-size:22px;font-weight:800;color:var(--green-d);line-height:1.3}
.fact .lb{font-size:13px;color:#555;margin-top:4px}
.fact .ext{font-size:11px;color:#999;margin-top:6px}
/* 荣誉 */
.honors{display:flex;flex-wrap:wrap;gap:8px}
.honor{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--gold);border-radius:8px;padding:7px 12px;font-size:13px}
.honor b{color:var(--green-d);margin-right:6px;font-size:12px}
.src{font-size:11px;color:#aaa;margin-top:6px}
.amap{max-width:800px;margin:14px auto;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.amap iframe{display:block;width:100%;height:auto;aspect-ratio:800/460;border:0}
.amap .cap{font-size:12px;color:var(--muted);text-align:center;padding:8px 12px}
.mapbtn{display:inline-block;background:var(--green);color:#fff;padding:9px 18px;border-radius:22px;font-size:14px;margin:6px 8px 0 0;transition:.2s}
.mapbtn:hover{background:var(--green-d)}
@keyframes dash{to{stroke-dashoffset:-16}}
/* 行情 */
.q-up{color:var(--red);font-weight:700}
.q-dn{color:var(--green);font-weight:700}
.q-flat{color:var(--muted)}
.qw{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:10px;padding:16px 18px;font-size:15px;line-height:1.9}
.qmeta{font-size:12px;color:#999;margin-top:10px}
.qbad{display:inline-block;font-size:12px;padding:2px 10px;border-radius:10px;background:#eef4ee;color:var(--green-d)}
[data-theme="dark"] .qbad{background:#2b332b;color:#a5d6a7}
.qbad.warn{background:#fff8e1;color:#8a6a1a}
@keyframes pulse{0%{opacity:.6}50%{opacity:1}100%{opacity:.6}}
/* footer */
footer{background:#2b2b2b;color:#bbb;padding:26px 0;margin-top:20px;font-size:13px}
footer a{color:#ddd}
.note{background:#fff8e1;border:1px solid #f0e0a8;border-radius:10px;padding:12px 16px;color:#7a6a2a;font-size:13px;margin:14px 0}
/* 首页 CTA · 免费入驻 */
.cta{background:linear-gradient(135deg,var(--green-d),var(--green));color:#fff;border-radius:16px;padding:26px 22px;margin:8px 0 4px;box-shadow:0 6px 20px rgba(27,94,32,.25);overflow:hidden}
.cta h2{color:#fff;font-size:22px;margin-bottom:8px}
.cta p{opacity:.95;font-size:15px;line-height:1.8}
.cta .qr{display:flex;flex-direction:column;align-items:center;justify-content:center;width:128px;height:128px;background:#fff;border-radius:12px;color:#888;font-size:12px;text-align:center;padding:8px;float:right;margin:0 0 12px 16px;line-height:1.5}
.cta .btn{display:inline-block;background:#fff;color:var(--green-d);font-weight:700;padding:11px 22px;border-radius:24px;font-size:15px;margin-top:14px;transition:.2s}
.cta .btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.2)}
.cta .meta{font-size:13px;opacity:.92;margin-top:12px}
@media(max-width:760px){.facts{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.g2,.g3{grid-template-columns:1fr}.hero h1{font-size:30px}.kv{grid-template-columns:90px 1fr}.brand .logo{height:32px}}