@charset "UTF-8";
/* =========================================================
   四会国际网 sihui.net
   新中国风 · 清雅 · 翡翠绿   Design System
   ========================================================= */

/* ---------- 1. 设计变量 ---------- */
:root{
  /* 主色 · 翡翠绿 */
  --jade-900:#0b3b2c;
  --jade-800:#0f4c3a;
  --jade-700:#145c46;
  --jade-600:#1b7a56;
  --jade-500:#2e8f68;
  --jade-400:#4ea883;
  --jade-300:#7fbfa4;
  --jade-200:#aedcc8;
  --jade-100:#d8ece1;
  --jade-50:#eef7f2;

  /* 宣纸 · 中性 */
  --paper:#f7f5ef;
  --paper-2:#fffdf8;
  --paper-3:#efece4;
  --line:#e4e0d4;
  --line-2:#d5d0c1;

  /* 墨色 */
  --ink:#223029;
  --ink-2:#3e4c46;
  --ink-3:#6d7b74;
  --ink-4:#98a49e;

  /* 描金 */
  --gold:#b8975a;
  --gold-2:#dcc492;

  /* 印章红 */
  --seal:#a83232;

  --maxw:1280px;
  --maxw-narrow:900px;
  --radius:3px;

  --shadow-sm:0 1px 2px rgba(11,59,44,.05), 0 4px 14px rgba(11,59,44,.05);
  --shadow:0 2px 8px rgba(11,59,44,.07), 0 14px 34px rgba(11,59,44,.09);
  --shadow-lg:0 10px 28px rgba(11,59,44,.10), 0 36px 72px rgba(11,59,44,.15);

  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong","SimSun",Georgia,serif;
  --sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;

  --ease:cubic-bezier(.22,.61,.36,1);
  --header-h:72px;
}

/* ---------- 2. 基础重置 ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;
  font-family:var(--sans);
  font-size:16px;line-height:1.85;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img,svg,video{max-width:100%;height:auto;display:block;}
a{color:var(--jade-700);text-decoration:none;transition:color .3s var(--ease);}
a:hover{color:var(--jade-500);}
ul,ol{margin:0 0 1.2em;padding-left:1.3em;}
p{margin:0 0 1.15em;}
h1,h2,h3,h4,h5{margin:0 0 .7em;font-family:var(--serif);font-weight:600;line-height:1.35;color:var(--jade-900);letter-spacing:.02em;}
h1{font-size:2.1rem;}h2{font-size:1.6rem;}h3{font-size:1.22rem;}h4{font-size:1.06rem;}
hr{border:0;height:1px;background:var(--line);margin:2.4em 0;}
::selection{background:var(--jade-200);color:var(--jade-900);}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;}

/* 滚动条 */
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:var(--paper-3);}
::-webkit-scrollbar-thumb{background:var(--jade-300);border-radius:10px;}
::-webkit-scrollbar-thumb:hover{background:var(--jade-500);}

/* ---------- 3. 布局容器 ---------- */
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 28px;}
.wrap-narrow{width:100%;max-width:var(--maxw-narrow);margin:0 auto;padding:0 28px;}
.section{padding:88px 0;position:relative;}
.section-tight{padding:56px 0;}
.section-alt{background:var(--paper-2);}
.section-deep{background:var(--jade-900);color:var(--jade-100);}
.section-deep h1,.section-deep h2,.section-deep h3{color:#fff;}

/* ---------- 4. 页头 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  height:var(--header-h);
  background:rgba(255,253,248,.86);
  backdrop-filter:saturate(150%) blur(14px);
  -webkit-backdrop-filter:saturate(150%) blur(14px);
  border-bottom:1px solid rgba(212,206,190,.6);
  transition:height .35s var(--ease),background .35s var(--ease),box-shadow .35s var(--ease);
}
.site-header.is-solid{
  background:rgba(255,253,248,.97);
  box-shadow:0 2px 20px rgba(11,59,44,.09);
}
.header-inner{
  height:100%;max-width:var(--maxw);margin:0 auto;padding:0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
/* 品牌 */
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-seal{
  width:40px;height:40px;flex:0 0 40px;
  display:grid;place-items:center;
  background:linear-gradient(150deg,var(--jade-700),var(--jade-900));
  color:#fff;font-family:var(--serif);font-size:15px;font-weight:700;
  letter-spacing:0;line-height:1;text-align:center;
  border-radius:4px;box-shadow:0 3px 10px rgba(11,59,44,.28);
  position:relative;
}
.brand-seal::after{
  content:"";position:absolute;inset:3px;border:1px solid rgba(255,255,255,.35);border-radius:2px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text b{font-family:var(--serif);font-size:19px;font-weight:700;color:var(--jade-800);letter-spacing:.08em;}
.brand-text i{font-style:normal;font-size:10px;letter-spacing:.22em;color:var(--ink-3);font-family:var(--sans);}

/* 主导航 */
.main-nav{flex:1 1 auto;display:flex;justify-content:flex-end;}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:4px;}
.main-nav a{
  display:block;padding:9px 15px;
  font-family:var(--serif);font-size:15.5px;letter-spacing:.06em;
  color:var(--ink-2);border-radius:var(--radius);position:relative;
  transition:color .3s var(--ease);
  white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:0;height:2px;background:var(--jade-600);transition:width .35s var(--ease);
}
.main-nav a:hover{color:var(--jade-700);}
.main-nav a:hover::after,.main-nav li.is-active a::after{width:22px;}
.main-nav li.is-active a{color:var(--jade-700);font-weight:600;}

/* 移动端菜单按钮 */
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line-2);
  background:transparent;border-radius:var(--radius);cursor:pointer;
  padding:0;position:relative;flex:0 0 auto;
}
.nav-toggle span{
  position:absolute;left:11px;right:11px;height:1.5px;background:var(--jade-800);
  transition:transform .35s var(--ease),opacity .25s var(--ease);
}
.nav-toggle span:nth-child(1){top:14px;}
.nav-toggle span:nth-child(2){top:20px;}
.nav-toggle span:nth-child(3){top:26px;}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- 5. 全屏主视觉 ---------- */
.hero{
  position:relative;min-height:100vh;min-height:100svh;
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;background:var(--jade-900);
  color:#fff;
}
.hero-media{position:absolute;inset:0;z-index:0;}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.62;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(120% 80% at 50% 20%, rgba(11,59,44,.15) 0%, rgba(11,59,44,.72) 70%, rgba(8,40,30,.9) 100%),
    linear-gradient(180deg, rgba(6,32,24,.55) 0%, rgba(6,32,24,.15) 40%, rgba(6,32,24,.75) 100%);
}
.hero-inner{
  position:relative;z-index:2;text-align:center;
  max-width:960px;padding:120px 28px 90px;
}
.hero-eyebrow{
  display:inline-block;font-family:var(--serif);font-size:13px;letter-spacing:.42em;
  color:var(--jade-200);margin-bottom:26px;padding-left:.42em;
  opacity:0;animation:fadeUp .9s var(--ease) .15s forwards;
}
.hero-title{
  font-family:var(--serif);font-size:clamp(2.6rem,7vw,5.2rem);font-weight:700;
  letter-spacing:.14em;color:#fff;margin:0 0 6px;line-height:1.18;
  text-shadow:0 4px 30px rgba(0,0,0,.4);
  opacity:0;animation:fadeUp 1s var(--ease) .3s forwards;
}
.hero-sub{
  font-family:var(--serif);font-size:clamp(1rem,2.2vw,1.32rem);letter-spacing:.3em;
  color:var(--jade-100);font-weight:300;margin:0 0 30px;padding-left:.3em;
  opacity:0;animation:fadeUp 1s var(--ease) .45s forwards;
}
.hero-desc{
  max-width:660px;margin:0 auto 40px;font-size:16.5px;line-height:2.1;
  color:rgba(255,255,255,.82);
  opacity:0;animation:fadeUp 1s var(--ease) .6s forwards;
}
.hero-actions{
  display:flex;gap:16px;justify-content:center;flex-wrap:wrap;
  opacity:0;animation:fadeUp 1s var(--ease) .75s forwards;
}
.hero-scroll{
  position:absolute;left:50%;bottom:34px;transform:translateX(-50%);
  z-index:3;display:flex;flex-direction:column;align-items:center;gap:10px;
  color:rgba(255,255,255,.7);font-size:11px;letter-spacing:.24em;
  opacity:0;animation:fadeUp 1s var(--ease) 1s forwards;
}
.hero-scroll .mouse{
  width:22px;height:34px;border:1px solid rgba(255,255,255,.5);border-radius:12px;position:relative;
}
.hero-scroll .mouse::after{
  content:"";position:absolute;left:50%;top:7px;width:2px;height:7px;margin-left:-1px;
  background:rgba(255,255,255,.8);border-radius:2px;animation:wheel 1.8s infinite;
}
@keyframes wheel{0%{top:7px;opacity:1}70%{top:18px;opacity:0}100%{top:7px;opacity:0}}
@keyframes fadeUp{from{opacity:0;transform:translateY(26px);}to{opacity:1;transform:none;}}

/* 页内小横幅 */
.page-hero{
  position:relative;padding:calc(var(--header-h) + 92px) 0 84px;
  background:var(--jade-800);color:#fff;overflow:hidden;text-align:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(90% 120% at 50% 0%,rgba(46,143,104,.35),transparent 70%);
}
.page-hero .wrap{position:relative;z-index:2;}
.page-hero h1{color:#fff;font-size:clamp(1.8rem,4.4vw,2.7rem);letter-spacing:.1em;margin-bottom:14px;}
.page-hero .lead{color:var(--jade-200);font-size:16px;letter-spacing:.08em;margin:0 auto;max-width:720px;line-height:1.95;}
.page-hero .cn-en{font-size:11px;letter-spacing:.34em;color:var(--jade-300);margin-bottom:16px;}

/* ---------- 6. 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 32px;border:1px solid transparent;border-radius:var(--radius);
  font-family:var(--serif);font-size:15px;letter-spacing:.1em;cursor:pointer;
  transition:all .35s var(--ease);text-decoration:none;
}
.btn-primary{background:var(--jade-600);color:#fff;border-color:var(--jade-600);box-shadow:0 6px 20px rgba(27,122,86,.3);}
.btn-primary:hover{background:var(--jade-500);border-color:var(--jade-500);color:#fff;transform:translateY(-2px);box-shadow:0 10px 28px rgba(27,122,86,.4);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;transform:translateY(-2px);}
.btn-outline{background:transparent;color:var(--jade-700);border-color:var(--jade-300);}
.btn-outline:hover{background:var(--jade-50);color:var(--jade-800);border-color:var(--jade-500);}
.btn-sm{padding:8px 20px;font-size:13.5px;}

/* ---------- 7. 标题组 ---------- */
.sec-head{text-align:center;margin-bottom:52px;}
.sec-head .kicker{
  display:block;font-size:11px;letter-spacing:.36em;color:var(--gold);
  font-family:var(--sans);margin-bottom:14px;padding-left:.36em;text-transform:uppercase;
}
.sec-head h2{
  font-size:clamp(1.6rem,3.4vw,2.15rem);letter-spacing:.1em;margin-bottom:14px;position:relative;
  display:inline-block;padding-bottom:18px;
}
.sec-head h2::after{
  content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);
  width:52px;height:1px;background:var(--gold);
}
.sec-head h2::before{
  content:"";position:absolute;left:50%;bottom:-3px;transform:translateX(-50%);
  width:6px;height:6px;background:var(--paper);border:1px solid var(--gold);rotate:45deg;
}
.sec-head p{color:var(--ink-3);max-width:680px;margin:0 auto;font-size:15.5px;line-height:2;}
.section-deep .sec-head .kicker{color:var(--jade-300);}
.section-deep .sec-head p{color:var(--jade-200);}

.sec-head-left{text-align:left;margin-bottom:38px;}
.sec-head-left h2::after,.sec-head-left h2::before{left:0;transform:none;}
.sec-head-left p{margin-left:0;}

/* 竖排装饰标题 */
.vtitle{
  writing-mode:vertical-rl;font-family:var(--serif);letter-spacing:.3em;
  color:var(--jade-300);font-size:13px;
}

/* ---------- 8. 卡片 ---------- */
.grid{display:grid;gap:26px;}
.g-2{grid-template-columns:repeat(2,1fr);}
.g-3{grid-template-columns:repeat(3,1fr);}
.g-4{grid-template-columns:repeat(4,1fr);}

.card{
  background:var(--paper-2);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
  transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .45s var(--ease);
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--jade-200);}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--jade-50);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease);}
.card:hover .card-media img{transform:scale(1.07);}
.card-media .ph{
  width:100%;height:100%;display:grid;place-items:center;
  font-family:var(--serif);font-size:30px;color:rgba(255,255,255,.9);letter-spacing:.2em;
}
.card-body{padding:22px 24px 26px;flex:1 1 auto;display:flex;flex-direction:column;}
.card-body h3{font-size:1.14rem;margin-bottom:10px;letter-spacing:.05em;}
.card-body h3 a{color:var(--jade-900);}
.card-body h3 a:hover{color:var(--jade-600);}
.card-body p{color:var(--ink-3);font-size:14.5px;line-height:1.9;margin-bottom:0;flex:1 1 auto;}
.card-meta{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  font-size:12.5px;color:var(--ink-4);display:flex;align-items:center;justify-content:space-between;gap:10px;
}
.more-link{
  display:inline-flex;align-items:center;gap:6px;font-family:var(--serif);
  font-size:14px;color:var(--jade-600);letter-spacing:.06em;
}
.more-link::after{content:"→";transition:transform .35s var(--ease);}
.more-link:hover::after{transform:translateX(5px);}

/* 数字/图标卡 */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stat{
  text-align:center;padding:30px 16px;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.13);border-radius:var(--radius);
}
.stat b{
  display:block;font-family:var(--serif);font-size:clamp(1.8rem,4vw,2.6rem);
  color:#fff;font-weight:700;line-height:1.2;letter-spacing:.02em;
}
.stat b i{font-style:normal;font-size:.5em;color:var(--jade-300);margin-left:3px;}
.stat span{display:block;margin-top:8px;font-size:13px;color:var(--jade-200);letter-spacing:.14em;}

/* 图标色块 */
.ico{
  width:52px;height:52px;flex:0 0 52px;display:grid;place-items:center;border-radius:50%;
  background:var(--jade-50);color:var(--jade-700);font-size:22px;font-family:var(--serif);
  border:1px solid var(--jade-100);
}

/* ---------- 9. 特色条目（图文左右） ---------- */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.feature.reverse .feature-media{order:2;}
.feature-media{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);}
.feature-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.feature-media .ph{width:100%;aspect-ratio:4/3;display:grid;place-items:center;font-family:var(--serif);font-size:44px;color:rgba(255,255,255,.92);letter-spacing:.3em;}
.feature-media::after{
  content:"";position:absolute;inset:0;border:1px solid rgba(255,255,255,.25);border-radius:var(--radius);pointer-events:none;
}
.feature-text h3{font-size:1.7rem;margin-bottom:8px;letter-spacing:.06em;}
.feature-text .sub{font-size:12px;letter-spacing:.3em;color:var(--gold);margin-bottom:18px;}
.feature-text p{color:var(--ink-2);line-height:2.05;}

/* ---------- 10. 内容页 ---------- */
.crumb{
  font-size:13px;color:var(--ink-4);padding:calc(var(--header-h) + 26px) 0 0;
}
.crumb a{color:var(--ink-3);}
.crumb a:hover{color:var(--jade-600);}
.crumb .sep{margin:0 8px;color:var(--line-2);}

.article{margin:0 auto;}
.article-head{text-align:center;margin:34px 0 44px;}
.article-head h1{font-size:clamp(1.7rem,4vw,2.4rem);letter-spacing:.06em;margin-bottom:14px;}
.article-head .meta{font-size:13px;color:var(--ink-4);letter-spacing:.1em;}
.article-head .meta span+span::before{content:"·";margin:0 10px;color:var(--line-2);}
.article-body{
  background:var(--paper-2);border:1px solid var(--line);
  padding:clamp(28px,5vw,60px);border-radius:var(--radius);box-shadow:var(--shadow-sm);
}
.article-body p{line-height:2.15;color:var(--ink-2);font-size:16.2px;}
.article-body h2{
  font-size:1.42rem;margin:2em 0 .9em;padding-left:16px;position:relative;letter-spacing:.05em;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.42em;bottom:.42em;width:4px;background:var(--jade-500);
}
.article-body h3{font-size:1.15rem;margin:1.7em 0 .7em;color:var(--jade-700);}
.article-body blockquote{
  margin:2em 0;padding:20px 26px;background:var(--jade-50);
  border-left:3px solid var(--jade-500);color:var(--jade-800);
  font-family:var(--serif);font-size:1.02rem;line-height:2;border-radius:0 var(--radius) var(--radius) 0;
}
.article-body ul li{margin-bottom:.6em;line-height:1.95;color:var(--ink-2);}
.article-body .lead{
  font-family:var(--serif);font-size:1.12rem;color:var(--jade-800);
  line-height:2.1;padding-bottom:1.2em;margin-bottom:1.6em;border-bottom:1px dashed var(--line);
}
.article-figure{margin:2em 0;}
.article-figure img{border-radius:var(--radius);}
.article-figure figcaption{text-align:center;font-size:13px;color:var(--ink-4);margin-top:10px;letter-spacing:.06em;}

/* 引言 / 诗 */
.poem{
  text-align:center;font-family:var(--serif);font-size:1.15rem;line-height:2.4;
  color:var(--jade-800);letter-spacing:.16em;padding:34px 20px;margin:2.4em 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}

/* 目录 / 侧栏 */
.toc{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;position:sticky;top:calc(var(--header-h) + 24px);
}
.toc h4{font-size:14px;letter-spacing:.14em;color:var(--jade-800);margin-bottom:14px;}
.toc ol{list-style:none;margin:0;padding:0;counter-reset:t;}
.toc li{counter-increment:t;margin-bottom:9px;}
.toc li::before{
  content:counter(t,decimal-leading-zero);font-family:var(--serif);color:var(--gold);
  margin-right:10px;font-size:13px;
}
.toc a{font-size:14.5px;color:var(--ink-2);}
.toc a:hover{color:var(--jade-600);}
.layout-side{display:grid;grid-template-columns:1fr 260px;gap:40px;align-items:start;}

/* ---------- 11. 企业黄页 ---------- */
.ent-card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;display:flex;flex-direction:column;gap:14px;transition:all .45s var(--ease);
}
.ent-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--jade-200);}
.ent-top{display:flex;align-items:center;gap:14px;}
.ent-logo{
  width:56px;height:56px;flex:0 0 56px;border-radius:var(--radius);display:grid;place-items:center;
  background:linear-gradient(140deg,var(--jade-600),var(--jade-800));color:#fff;
  font-family:var(--serif);font-size:20px;font-weight:700;letter-spacing:0;
}
.ent-name{font-family:var(--serif);font-size:1.06rem;font-weight:600;color:var(--jade-900);line-height:1.4;}
.ent-name a{color:inherit;}
.ent-cap{font-size:12px;color:var(--gold);letter-spacing:.1em;}
.ent-desc{font-size:14px;color:var(--ink-3);line-height:1.9;margin:0;}
.tags{display:flex;flex-wrap:wrap;gap:7px;}
.tag{
  font-size:12px;padding:3px 11px;border-radius:20px;background:var(--jade-50);
  color:var(--jade-700);border:1px solid var(--jade-100);letter-spacing:.04em;
}
.tag-alt{background:#fdf6e8;border-color:#f0e2c4;color:#8a6b2f;}
.ent-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px dashed var(--line);font-size:12.5px;color:var(--ink-4);
}

/* 企业筛选条 */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  padding:18px 22px;background:var(--paper-2);border:1px solid var(--line);
  border-radius:var(--radius);margin-bottom:34px;
}
.filter-bar .flabel{font-family:var(--serif);font-size:14px;color:var(--jade-800);letter-spacing:.1em;margin-right:4px;}
.chip{
  padding:6px 16px;border:1px solid var(--line-2);border-radius:22px;background:transparent;
  font-size:13.5px;color:var(--ink-2);cursor:pointer;transition:all .3s var(--ease);font-family:var(--sans);
}
.chip:hover{border-color:var(--jade-400);color:var(--jade-700);}
.chip.is-on{background:var(--jade-700);border-color:var(--jade-700);color:#fff;}

/* ---------- 12. 企业迷你站 ---------- */
.mini-header{
  position:fixed;top:0;left:0;right:0;z-index:900;height:64px;
  background:var(--jade-900);color:#fff;border-bottom:1px solid rgba(255,255,255,.12);
}
.mini-header .mini-inner{
  height:100%;max-width:var(--maxw);margin:0 auto;padding:0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.mini-brand{display:flex;align-items:center;gap:11px;min-width:0;}
.mini-brand .m-logo{
  width:34px;height:34px;flex:0 0 34px;display:grid;place-items:center;border-radius:3px;
  background:linear-gradient(140deg,var(--jade-400),var(--jade-700));font-family:var(--serif);
  font-weight:700;font-size:15px;
}
.mini-brand b{font-family:var(--serif);font-size:16px;letter-spacing:.05em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.mini-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:2px;flex-wrap:wrap;}
.mini-nav a{
  display:block;padding:7px 13px;font-size:14px;color:var(--jade-200);font-family:var(--serif);
  letter-spacing:.06em;border-radius:2px;transition:all .3s var(--ease);
}
.mini-nav a:hover{background:rgba(255,255,255,.1);color:#fff;}
.mini-back{font-size:12.5px;color:var(--jade-300);letter-spacing:.08em;white-space:nowrap;}
.mini-back:hover{color:#fff;}
.mini-hero{
  position:relative;min-height:56vh;display:flex;align-items:center;
  padding:calc(64px + 60px) 0 70px;background:var(--jade-800);color:#fff;overflow:hidden;
}
.mini-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(80% 100% at 20% 0%,rgba(46,143,104,.4),transparent 70%);}
.mini-hero .wrap{position:relative;z-index:2;}

/* ---------- 13. 链接导航 ---------- */
.link-group{margin-bottom:44px;}
.link-group h3{
  font-size:1.15rem;padding-left:14px;position:relative;margin-bottom:20px;letter-spacing:.06em;
}
.link-group h3::before{content:"";position:absolute;left:0;top:.35em;bottom:.35em;width:3px;background:var(--jade-500);}
.link-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px;}
.link-item{
  display:flex;align-items:center;gap:12px;padding:14px 16px;
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);
  transition:all .35s var(--ease);
}
.link-item:hover{border-color:var(--jade-300);background:var(--jade-50);transform:translateY(-3px);}
.link-item .lk{
  width:34px;height:34px;flex:0 0 34px;border-radius:50%;display:grid;place-items:center;
  background:var(--jade-100);color:var(--jade-800);font-family:var(--serif);font-size:14px;font-weight:600;
}
.link-item .lt{min-width:0;}
.link-item .lt b{display:block;font-size:14.5px;color:var(--ink);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.link-item .lt span{display:block;font-size:12px;color:var(--ink-4);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

/* ---------- 14. 活动 ---------- */
.act-card{
  display:grid;grid-template-columns:104px 1fr;gap:0;background:var(--paper-2);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:all .45s var(--ease);
}
.act-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--jade-200);}
.act-date{
  background:linear-gradient(160deg,var(--jade-700),var(--jade-900));color:#fff;
  display:flex;flex-direction:column;align-items:center;justify-content:center;padding:22px 8px;text-align:center;
}
.act-date b{font-family:var(--serif);font-size:2.1rem;line-height:1;font-weight:700;}
.act-date span{font-size:12px;color:var(--jade-200);margin-top:6px;letter-spacing:.1em;}
.act-body{padding:22px 26px;}
.act-body h3{font-size:1.1rem;margin-bottom:8px;}
.act-body p{font-size:14px;color:var(--ink-3);line-height:1.9;margin-bottom:12px;}
.act-meta{display:flex;flex-wrap:wrap;gap:16px;font-size:12.5px;color:var(--ink-4);}
.act-meta i{font-style:normal;color:var(--jade-600);margin-right:5px;}

/* 时间轴 */
.timeline{position:relative;padding-left:34px;}
.timeline::before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:1px;background:var(--line-2);}
.tl-item{position:relative;margin-bottom:34px;}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:9px;width:11px;height:11px;border-radius:50%;
  background:var(--paper);border:2px solid var(--jade-500);
}
.tl-item .tl-t{font-size:12.5px;color:var(--gold);letter-spacing:.14em;margin-bottom:5px;}
.tl-item h4{font-size:1.05rem;margin-bottom:6px;}
.tl-item p{font-size:14.5px;color:var(--ink-3);line-height:1.9;margin:0;}

/* ---------- 15. 供求信息 ---------- */
.info-item{
  display:flex;gap:18px;padding:20px 22px;background:var(--paper-2);
  border:1px solid var(--line);border-radius:var(--radius);margin-bottom:14px;
  transition:all .35s var(--ease);align-items:flex-start;
}
.info-item:hover{border-color:var(--jade-200);box-shadow:var(--shadow-sm);transform:translateX(4px);}
.info-badge{
  flex:0 0 auto;padding:5px 13px;border-radius:3px;font-size:12.5px;font-family:var(--serif);
  letter-spacing:.06em;color:#fff;
}
.badge-supply{background:var(--jade-600);}
.badge-demand{background:var(--gold);}
.info-main{flex:1 1 auto;min-width:0;}
.info-main h4{font-size:1rem;margin-bottom:6px;font-family:var(--sans);font-weight:600;}
.info-main p{font-size:13.8px;color:var(--ink-3);line-height:1.85;margin:0 0 8px;}
.info-foot{display:flex;flex-wrap:wrap;gap:16px;font-size:12.5px;color:var(--ink-4);}

/* 表单 */
.form-card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:clamp(24px,4vw,42px);box-shadow:var(--shadow-sm);
}
.field{margin-bottom:20px;}
.field label{display:block;font-size:13.5px;color:var(--jade-800);margin-bottom:8px;letter-spacing:.08em;font-family:var(--serif);}
.field label .req{color:var(--seal);}
.field input,.field select,.field textarea{
  width:100%;padding:11px 14px;border:1px solid var(--line-2);border-radius:var(--radius);
  background:var(--paper);font-family:var(--sans);font-size:15px;color:var(--ink);
  transition:border-color .3s var(--ease),background .3s var(--ease);
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--jade-500);background:#fff;
}
.field textarea{min-height:110px;resize:vertical;}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.form-note{font-size:12.5px;color:var(--ink-4);margin-top:14px;line-height:1.8;}

/* ---------- 16. 论坛 ---------- */
.post-item{
  padding:20px 0;border-bottom:1px dashed var(--line);display:flex;gap:18px;align-items:flex-start;
}
.post-item:last-child{border-bottom:0;}
.avatar{
  width:42px;height:42px;flex:0 0 42px;border-radius:50%;display:grid;place-items:center;
  background:var(--jade-100);color:var(--jade-800);font-family:var(--serif);font-size:15px;font-weight:600;
}
.post-main{flex:1 1 auto;min-width:0;}
.post-main h4{font-size:1rem;margin-bottom:6px;font-family:var(--sans);font-weight:600;color:var(--jade-900);}
.post-main p{font-size:14px;color:var(--ink-3);line-height:1.85;margin:0 0 8px;}
.post-meta{font-size:12.5px;color:var(--ink-4);display:flex;gap:18px;flex-wrap:wrap;}

/* ---------- 17. 寄语 / 引述 ---------- */
.letter{
  background:var(--paper-2);border:1px solid var(--line);
  padding:clamp(30px,5vw,58px);border-radius:var(--radius);position:relative;
  font-family:var(--serif);font-size:1.08rem;line-height:2.35;color:var(--ink-2);
  box-shadow:var(--shadow-sm);
}
.letter::before{
  content:"“";position:absolute;top:8px;left:20px;font-size:80px;color:var(--jade-100);
  font-family:Georgia,serif;line-height:1;
}
.letter .sign{text-align:right;color:var(--jade-700);margin-top:28px;font-size:15px;letter-spacing:.1em;}
.seal-mark{
  display:inline-grid;place-items:center;width:64px;height:64px;border:2px solid var(--seal);
  color:var(--seal);font-family:var(--serif);font-size:13px;line-height:1.15;text-align:center;
  border-radius:4px;rotate:-6deg;opacity:.85;letter-spacing:0;
}

/* ---------- 18. 页脚 ---------- */
.site-footer{background:var(--jade-900);color:var(--jade-200);padding:70px 0 0;position:relative;}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--gold),transparent);
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1fr 1fr;gap:30px;padding-bottom:48px;}
.foot-col h4{
  color:#fff;font-size:15px;letter-spacing:.14em;margin-bottom:20px;font-family:var(--serif);
}
.foot-col ul{list-style:none;margin:0;padding:0;}
.foot-col li{margin-bottom:11px;}
.foot-col a{color:var(--jade-200);font-size:14px;}
.foot-col a:hover{color:#fff;}
.foot-about p{font-size:14px;line-height:2;color:var(--jade-200);margin-bottom:18px;}
.foot-about .fbrand{display:flex;align-items:center;gap:11px;margin-bottom:18px;}
.foot-about .fbrand b{font-family:var(--serif);font-size:19px;color:#fff;letter-spacing:.1em;font-weight:700;}
.foot-about .fbrand i{
  width:38px;height:38px;flex:0 0 38px;display:grid;place-items:center;
  background:linear-gradient(150deg,var(--jade-600),var(--jade-900));border:1px solid rgba(255,255,255,.25);
  border-radius:4px;font-style:normal;font-family:var(--serif);font-size:14px;font-weight:700;
}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:22px 0 30px;
  display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;
  font-size:13px;color:var(--jade-300);
}
.foot-bottom a{color:var(--jade-300);}
.foot-bottom a:hover{color:#fff;}

/* ---------- 19. 装饰纹样 ---------- */
.orn{display:flex;align-items:center;justify-content:center;gap:12px;margin:44px 0;}
.orn::before,.orn::after{content:"";width:70px;height:1px;background:var(--line-2);}
.orn i{width:7px;height:7px;background:var(--gold);rotate:45deg;display:block;}
.section-deep .orn::before,.section-deep .orn::after{background:rgba(255,255,255,.25);}

/* 纸纹 */
.paper-bg{
  background-color:var(--paper);
  background-image:
    radial-gradient(circle at 18% 24%, rgba(46,143,104,.035) 0, transparent 42%),
    radial-gradient(circle at 82% 68%, rgba(184,151,90,.035) 0, transparent 42%);
}

/* 渐变占位图 */
.ph-jade{background:linear-gradient(140deg,#1b7a56,#0b3b2c);}
.ph-jade2{background:linear-gradient(140deg,#2e8f68,#145c46);}
.ph-mist{background:linear-gradient(160deg,#7fbfa4,#3e6b58);}
.ph-gold{background:linear-gradient(140deg,#c9a870,#8a6b2f);}
.ph-stone{background:linear-gradient(140deg,#8f9b95,#4d5852);}

/* ---------- 20. 动画 ---------- */
[data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease);}
[data-reveal].in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;}
  [data-reveal]{opacity:1;transform:none;}
}

/* ---------- 21. 平板 ---------- */
@media (max-width:1100px){
  .g-4{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr 1fr;gap:30px;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .main-nav a{padding:9px 11px;font-size:14.5px;}
}
@media (max-width:960px){
  .g-3{grid-template-columns:repeat(2,1fr);}
  .feature{grid-template-columns:1fr;gap:32px;}
  .feature.reverse .feature-media{order:0;}
  .layout-side{grid-template-columns:1fr;}
  .toc{position:static;margin-bottom:32px;}
  .section{padding:66px 0;}
}

/* ---------- 22. 手机 ---------- */
@media (max-width:760px){
  :root{--header-h:62px;}
  body{font-size:15.5px;}
  .wrap,.wrap-narrow,.header-inner{padding:0 18px;}
  .nav-toggle{display:block;}
  .main-nav{
    position:fixed;top:var(--header-h);left:0;right:0;
    background:rgba(255,253,248,.99);backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line);
    max-height:0;overflow:hidden;transition:max-height .45s var(--ease);
    display:block;
  }
  .main-nav.is-open{max-height:calc(100vh - var(--header-h));overflow-y:auto;}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:0;padding:10px 0 20px;}
  .main-nav li{width:100%;}
  .main-nav a{
    padding:14px 22px;font-size:16px;border-bottom:1px solid var(--line);border-radius:0;
  }
  .main-nav a::after{display:none;}
  .main-nav li.is-active a{background:var(--jade-50);}
  .brand-text b{font-size:17px;}
  .brand-text i{display:none;}
  .brand-seal{width:36px;height:36px;flex:0 0 36px;font-size:13px;}

  .hero-title{letter-spacing:.08em;}
  .hero-sub{letter-spacing:.18em;}
  .hero-inner{padding:110px 20px 90px;}
  .hero-desc{font-size:15px;line-height:1.95;}
  .hero-actions .btn{flex:1 1 100%;}

  .g-2,.g-3,.g-4{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .stat{padding:22px 10px;}

  .section{padding:52px 0;}
  .sec-head{margin-bottom:34px;}

  .act-card{grid-template-columns:76px 1fr;}
  .act-date b{font-size:1.6rem;}
  .act-body{padding:18px 20px;}

  .foot-grid{grid-template-columns:1fr 1fr;gap:26px;padding-bottom:34px;}
  .foot-bottom{flex-direction:column;text-align:center;gap:10px;}

  .page-hero{padding:calc(var(--header-h) + 60px) 0 56px;}
  .article-body{padding:24px 20px;}
  .field-row{grid-template-columns:1fr;gap:0;}
  .link-grid{grid-template-columns:1fr 1fr;}
  .mini-nav{display:none;}
  .mini-hero{min-height:auto;padding:calc(64px + 44px) 0 48px;}
  .info-item{flex-direction:column;gap:12px;}
  .crumb{padding-top:calc(var(--header-h) + 18px);}
}
@media (max-width:420px){
  .link-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr 1fr;}
}

/* ---------- 23. 工具类 ---------- */
.tc{text-align:center;}.tl{text-align:left;}.tr{text-align:right;}
.mt0{margin-top:0;}.mb0{margin-bottom:0;}
.mt-s{margin-top:14px;}.mt-m{margin-top:28px;}.mt-l{margin-top:48px;}
.hide{display:none !important;}
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
.back-top{
  position:fixed;right:22px;bottom:26px;z-index:800;
  width:44px;height:44px;border-radius:50%;border:1px solid var(--jade-200);
  background:rgba(255,253,248,.94);color:var(--jade-800);display:grid;place-items:center;
  cursor:pointer;box-shadow:var(--shadow-sm);opacity:0;pointer-events:none;
  transition:all .4s var(--ease);font-size:16px;
}
.back-top.show{opacity:1;pointer-events:auto;}
.back-top:hover{background:var(--jade-700);color:#fff;border-color:var(--jade-700);}

/* ---------- 24. 企业迷你站适配 ---------- */
.mini-site .page-hero{padding-top:calc(64px + 88px);}
.mini-site .section{padding-top:64px;}
.mini-site .crumb{padding-top:calc(64px + 26px);}
.mini-nav a.on{background:rgba(255,255,255,.14);color:#fff;}
.mini-site .article-body{margin-top:0;}
.mini-site .foot-about p{color:var(--jade-200);}
@media (max-width:760px){
  .mini-site .page-hero{padding-top:calc(64px + 52px);}
  .mini-header .mini-inner{padding:0 18px;}
  .mini-back{font-size:12px;}
}

/* ============ 25. 城市掠影 · 相册 ============ */
.cat-card{
  position:relative;display:flex;align-items:center;gap:16px;
  padding:22px 22px;background:#fff;border:1px solid rgba(15,76,58,.10);
  border-radius:14px;overflow:hidden;transition:all .35s cubic-bezier(.2,.7,.3,1);
}
.cat-card::before{
  content:"";position:absolute;inset:0;opacity:0;
  background:linear-gradient(120deg,rgba(15,76,58,.06),rgba(46,143,104,.12));
  transition:opacity .35s;
}
.cat-card:hover{transform:translateY(-5px);box-shadow:0 16px 38px rgba(15,76,58,.13);border-color:rgba(46,143,104,.34);}
.cat-card:hover::before{opacity:1;}
.cat-mark{
  position:relative;flex:0 0 56px;height:56px;border-radius:12px;
  display:grid;place-items:center;font-size:19px;letter-spacing:.06em;color:#fff;
  background:linear-gradient(140deg,#145c46,#2e8f68);box-shadow:0 8px 18px rgba(15,76,58,.22);
}
.cat-txt{position:relative;display:block;min-width:0;}
.cat-txt b{display:block;font-size:1.06rem;color:#12362a;letter-spacing:.05em;}
.cat-txt i{display:block;font-style:normal;font-size:11px;letter-spacing:.22em;color:#2e8f68;margin-top:3px;}
.cat-txt em{display:block;font-style:normal;font-size:13px;color:#6d7b74;margin-top:8px;line-height:1.7;}
.cat-card .more-link{margin-left:auto;position:relative;white-space:nowrap;}

.gal-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  grid-auto-rows:10px;gap:18px;margin-top:28px;
}
.gal-home{margin-top:28px;}
.gal-item{
  position:relative;margin:0;background:#fff;border-radius:14px;overflow:hidden;
  border:1px solid rgba(15,76,58,.09);cursor:zoom-in;
  box-shadow:0 6px 18px rgba(15,76,58,.07);transition:all .38s cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;
}
.gal-item:hover{transform:translateY(-6px);box-shadow:0 20px 44px rgba(15,76,58,.18);}
.gal-media{position:relative;overflow:hidden;background:#e6f2ec;}
.gal-media svg,.gal-media img{display:block;width:100%;height:100%;object-fit:cover;}
.gal-item.tall .gal-media{aspect-ratio:3/4;}
.gal-item.wide .gal-media{aspect-ratio:4/3;}
.gal-item.sq   .gal-media{aspect-ratio:1/1;}
.gal-item figcaption{padding:14px 16px 16px;}
.gal-item h4{font-size:1rem;color:#12362a;letter-spacing:.05em;margin-bottom:6px;}
.gal-item figcaption p{font-size:13.5px;color:#6d7b74;line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.gal-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px;font-size:12px;color:#8a9a92;}
.gal-tag{color:#1b7a56;background:rgba(46,143,104,.10);border-radius:20px;padding:2px 10px;letter-spacing:.05em;}
.gal-note{margin-top:26px;font-size:13px;color:#8a9a92;line-height:1.9;text-align:center;}
.empty-tip{padding:40px;text-align:center;color:#8a9a92;background:#fff;border-radius:14px;}

/* 灯箱 */
.lightbox{
  position:fixed;inset:0;z-index:9999;background:rgba(6,26,20,.94);
  display:flex;align-items:center;justify-content:center;padding:28px;
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
}
.lightbox[hidden]{display:none;}
.lb-inner{
  max-width:1100px;width:100%;max-height:88vh;display:flex;gap:26px;
  align-items:center;background:rgba(255,255,255,.04);border-radius:16px;
  padding:20px;border:1px solid rgba(168,220,200,.16);overflow:auto;
}
.lb-media{flex:1 1 62%;min-width:0;border-radius:12px;overflow:hidden;background:#0b3b2c;}
.lb-media svg,.lb-media img{display:block;width:100%;height:auto;max-height:80vh;object-fit:contain;}
.lb-cap{flex:0 0 300px;color:#d8ece1;}
.lb-cap h4{font-size:1.3rem;letter-spacing:.06em;margin-bottom:12px;color:#fff;}
.lb-cap p{font-size:14px;line-height:2;color:#aedcc8;}
.lb-cap .gal-meta{margin-top:16px;color:#8fbfaa;}
.lb-close,.lb-nav{
  position:absolute;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);
  color:#fff;border-radius:50%;cursor:pointer;transition:all .25s;
}
.lb-close{top:22px;right:26px;width:44px;height:44px;font-size:26px;line-height:1;}
.lb-nav{top:50%;transform:translateY(-50%);width:48px;height:48px;font-size:30px;line-height:1;}
.lb-prev{left:20px;} .lb-next{right:20px;}
.lb-close:hover,.lb-nav:hover{background:rgba(46,143,104,.72);}

/* 分类卡片中的占位（无图时） */
.article-cover{margin:22px 0 8px;border-radius:14px;overflow:hidden;}
.article-cover img{display:block;width:100%;height:auto;}
.article-title{font-size:clamp(1.5rem,3vw,2.1rem);color:#12362a;letter-spacing:.06em;line-height:1.5;}
.article-meta{display:flex;flex-wrap:wrap;gap:18px;font-size:13px;color:#8a9a92;
  padding:14px 0 20px;border-bottom:1px solid rgba(15,76,58,.10);margin-bottom:6px;}
.article-body{font-size:16px;line-height:2.05;color:#33514a;}
.article-body h2,.article-body h3{color:#12362a;margin:34px 0 14px;letter-spacing:.05em;}
.article-body p{margin:0 0 18px;}
.article-body img{max-width:100%;height:auto;border-radius:10px;margin:14px 0;}
.article-body blockquote{
  border-left:3px solid #2e8f68;background:rgba(46,143,104,.06);
  padding:14px 18px;margin:18px 0;color:#4a6b60;border-radius:0 8px 8px 0;
}
.article-body ul,.article-body ol{padding-left:24px;margin:0 0 18px;}
.article-body li{margin:6px 0;}
.article-body a{color:#1b7a56;text-decoration:underline;}

@media (max-width:960px){
  .lb-inner{flex-direction:column;max-height:90vh;}
  .lb-cap{flex:none;width:100%;}
  .gal-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));}
}
@media (max-width:760px){
  .foot-grid{grid-template-columns:1fr 1fr;gap:24px;}
  .gal-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .gal-item h4{font-size:.94rem;}
  .gal-item figcaption{padding:11px 12px 13px;}
  .lb-nav{width:40px;height:40px;font-size:24px;}
  .cat-card{padding:16px;gap:12px;}
  .cat-mark{flex:0 0 46px;height:46px;font-size:16px;}
}
@media (max-width:420px){
  .gal-grid{grid-template-columns:1fr;}
}