@charset "utf-8";
/* ==========================================================================
   城市分站 · 沙澧交汇（双水汇流 · 骨笛孔律）
   设计系统 v5.0 —— 主色 贾湖陶赭橙 / 辅色 沙澧墨青 / 点缀 麦金 / 底 骨白
   图形母题：沙澧交汇纹（双水汇流 + 骨笛孔点）
   ========================================================================== */

:root{
  /* ---- 品牌色 ---- */
  --brand:#c04a18;          /* 贾湖陶赭橙（主色） */
  --brand-600:#a63c12;
  --brand-deep:#8a3110;
  --brand-050:#fdf1e9;
  --brand-ink:#a63c12;      /* 浅底文字/链接专用（白底 6.4:1，骨白底 6.1:1）*/
  --accent:#0f6274;         /* 沙澧墨青（偏蓝碧水） */
  --accent-deep:#0a3f4c;
  --accent-050:#eaf4f6;
  --gold:#c79a3e;           /* 麦金点缀 */
  --gold-050:#fbf5e6;
  --gold-ink:#8a6a1f;       /* 浅底金色文字专用（骨白底 4.76:1）*/

  /* ---- 中性色（slate 系，满足 §1.5 灰度下限）---- */
  --bg:#fbf8f2;             /* 骨白暖底 */
  --bg-alt:#f4efe6;
  --surface:#ffffff;
  --ink:#17282e;            /* 正文主色 */
  --text-soft:#33454d;
  --text-light:#5a6a72;     /* 白底 5.6:1 —— AA 达标 */
  --gray:#8a99a1;           /* 次要文字/分隔，不用于正文 */
  --gray-light:#bfc9d1;     /* border / divider */
  --border:#dfe4e8;
  --dark:#0c2a33;           /* 深色容器底（hero/page-hero/footer） */
  --dark-2:#123540;

  /* ---- 尺度 ---- */
  --radius:8px;             /* 维度11-C 8px 小圆角 */
  --radius-sm:6px;
  --radius-lg:14px;
  --maxw:1200px;
  --sec-pad:56px;           /* 维度12-B 紧凑 */
  --shadow-sm:0 1px 2px rgba(23,40,46,.06);
  --shadow-md:0 6px 18px rgba(23,40,46,.08);
  --shadow-lg:0 16px 40px rgba(12,42,51,.14);
  --ease:cubic-bezier(.22,.61,.36,1);
  --t-fast:180ms var(--ease);
  --t:320ms var(--ease);
}

/* ==========================================================================
   Reset / Base
   ========================================================================== */
*,*::before,*::after{box-sizing:border-box}
html{overflow-x:clip;-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:15px;line-height:1.75;-webkit-font-smoothing:antialiased;
  overflow-x:clip;
}
h1,h2,h3,h4,h5,p,figure,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--brand-ink);text-decoration:none;transition:color var(--t-fast)}
a:hover{color:var(--brand-600)}
button{font-family:inherit}
svg{display:block}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:3px}

.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
.section{padding:var(--sec-pad) 0;position:relative}
.section--tint{background:var(--bg-alt)}
.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}

/* ==========================================================================
   图形母题：沙澧交汇纹 / 骨笛孔点
   ========================================================================== */
.motive{display:block;color:var(--brand-ink)}
.motive--wave{width:132px;height:44px}
.motive--holes{width:186px;height:12px}
.motive--mark{width:40px;height:40px}

.wave-sep{display:block;width:100%;height:56px;color:var(--bg);background:transparent}
.wave-sep--flip{transform:rotate(180deg)}
.wave-sep path{fill:currentColor}
.sep-tint{color:var(--bg-alt)}

/* ==========================================================================
   按钮
   ========================================================================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;
  position:relative;overflow:hidden;white-space:nowrap;
  transition:color var(--t-fast),background var(--t-fast),border-color var(--t-fast),transform var(--t-fast),box-shadow var(--t-fast);
}
.btn svg{position:relative;z-index:2;transition:transform var(--t)}
.btn span{position:relative;z-index:2}
/* 光斑滑过 */
.btn::after{
  content:"";position:absolute;top:0;left:-120%;width:60%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.32),transparent);
  transform:skewX(-18deg);transition:left .55s var(--ease);z-index:1;pointer-events:none;
}
.btn:hover::after{left:130%}
.btn--primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(192,74,24,.26)}
.btn--primary:hover{background:var(--brand-600);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(192,74,24,.32)}
.btn--primary:hover svg{transform:translateX(4px)}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn--ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;transform:translateY(-2px)}
.btn--ghost:hover svg{transform:translateX(4px)}
.btn--outline{background:var(--surface);color:var(--ink);border-color:var(--border)}
.btn--outline:hover{color:var(--brand-ink);border-color:var(--brand-ink);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn--outline:hover svg{transform:translateX(4px)}
.btn--sm{padding:9px 18px;font-size:14px}

/* 文字链接箭头 */
.arrow-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-ink)}
.arrow-link svg{transition:transform var(--t)}
.arrow-link:hover svg{transform:translateX(5px)}

/* ==========================================================================
   区块标题（维度10-D：左对齐 + 右侧辅助说明基线对齐）
   ========================================================================== */
.sec-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:32px;
  margin-bottom:32px;
}
.sec-head__left{min-width:0}
.sec-head__eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--brand-ink);
  text-transform:uppercase;margin-bottom:10px;
}
.sec-head__eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px}
.sec-head h2{font-size:30px;line-height:1.3;font-weight:800;letter-spacing:-.01em;color:var(--ink)}
.sec-head__note{
  max-width:360px;font-size:14px;line-height:1.8;color:var(--text-light);
  padding-bottom:4px;border-left:2px solid var(--gray-light);padding-left:14px;flex:none;
}
@media (max-width:860px){
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px}
  .sec-head h2{font-size:24px}
  .sec-head__note{max-width:100%}
}

/* ==========================================================================
   导航（维度7-D 毛玻璃吸顶）
   ========================================================================== */
.lh-nav{
  position:sticky;top:0;z-index:900;
  background:rgba(251,248,242,.78);
  -webkit-backdrop-filter:saturate(180%) blur(16px);
  backdrop-filter:saturate(180%) blur(16px);
  border-bottom:1px solid var(--border);
  transition:box-shadow var(--t),background var(--t);
}
.lh-nav.is-stuck{box-shadow:0 6px 22px rgba(12,42,51,.09);background:rgba(251,248,242,.94)}
.lh-nav__bar{display:flex;align-items:center;justify-content:space-between;height:70px;gap:20px}
.lh-brand{display:flex;align-items:center;gap:11px;flex:none;min-width:0}
.lh-brand__logo{
  width:40px;height:40px;flex:none;border-radius:var(--radius);
  background:linear-gradient(140deg,var(--brand),var(--brand-deep));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:800;line-height:1;
  box-shadow:0 4px 12px rgba(192,74,24,.3);
}
.lh-brand__txt{min-width:0}
.lh-brand__name{
  display:block;font-size:17px;font-weight:800;line-height:1.25;color:var(--ink);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:210px;
}
.lh-brand__slogan{display:block;font-size:11px;line-height:1.4;color:var(--text-light);letter-spacing:.06em}

.lh-menu{display:flex;align-items:center;gap:2px;flex:1 1 auto;justify-content:flex-end}
.lh-menu__item{position:relative}
.lh-menu__link{
  display:inline-flex;align-items:center;gap:5px;
  padding:9px 13px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:500;color:var(--text-soft);text-decoration:none;
  transition:color var(--t-fast),background var(--t-fast);
}
.lh-menu__link:hover{color:var(--brand-ink);background:var(--brand-050);text-decoration:none}
.lh-menu__link.is-active{color:var(--brand-ink);font-weight:700}
.lh-menu__link.is-active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;
}
/* 下拉箭头：统一 chevron 一种风格 */
.lh-menu__arrow{width:10px;height:10px;flex:none;transition:transform var(--t-fast);color:var(--gray)}
.lh-menu__item:hover .lh-menu__arrow{transform:rotate(180deg);color:var(--brand-ink)}
.lh-menu__arrow path{stroke:currentColor}

.lh-drop{
  position:absolute;top:calc(100% + 10px);left:50%;transform:translate(-50%,8px);
  min-width:196px;padding:8px;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);
  opacity:0;visibility:hidden;transition:opacity var(--t-fast),transform var(--t-fast),visibility var(--t-fast);
  z-index:60;
}
.lh-menu__item:hover .lh-drop,.lh-menu__item:focus-within .lh-drop{opacity:1;visibility:visible;transform:translate(-50%,0)}
.lh-drop::before{content:"";position:absolute;left:0;right:0;top:-10px;height:10px}
.lh-drop a{
  display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-sm);
  font-size:14px;color:var(--text-soft);text-decoration:none;transition:background var(--t-fast),color var(--t-fast);
}
.lh-drop a:hover{background:var(--brand-050);color:var(--brand-ink);text-decoration:none}
.lh-drop a i{
  width:6px;height:6px;flex:none;border-radius:50%;background:var(--gray-light);
  transition:background var(--t-fast),transform var(--t-fast);
}
.lh-drop a:hover i{background:var(--brand);transform:scale(1.35)}

.lh-nav__cta{display:flex;align-items:center;gap:10px;flex:none;margin-left:8px}
.lh-nav__tel{display:inline-flex;align-items:center;gap:7px;font-size:15px;font-weight:700;color:var(--ink);white-space:nowrap}
.lh-nav__tel svg{color:var(--brand-ink)}

.lh-burger{
  display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:var(--radius);
  background:var(--surface);align-items:center;justify-content:center;cursor:pointer;flex:none;
}
.lh-burger span{display:block;width:18px;height:1.8px;background:var(--ink);position:relative;transition:background var(--t-fast)}
.lh-burger span::before,.lh-burger span::after{
  content:"";position:absolute;left:0;width:18px;height:1.8px;background:var(--ink);transition:transform var(--t-fast);
}
.lh-burger span::before{top:-6px}
.lh-burger span::after{top:6px}
.lh-burger.is-open span{background:transparent}
.lh-burger.is-open span::before{transform:translateY(6px) rotate(45deg)}
.lh-burger.is-open span::after{transform:translateY(-6px) rotate(-45deg)}

/* 移动端抽屉（内部横滑区隐藏滚动条） */
.lh-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);z-index:1200;
  background:var(--surface);box-shadow:-8px 0 34px rgba(12,42,51,.18);
  transform:translateX(100%);transition:transform var(--t);
  display:flex;flex-direction:column;
  scrollbar-width:none;-ms-overflow-style:none;
}
.lh-drawer::-webkit-scrollbar{display:none}
.lh-drawer.is-open{transform:translateX(0)}
.lh-drawer__hd{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--border)}
.lh-drawer__hd b{font-size:15px;color:var(--ink)}
.lh-drawer__close{
  width:34px;height:34px;border:1px solid var(--border);border-radius:var(--radius-sm);
  background:transparent;color:var(--text-soft);font-size:19px;line-height:1;cursor:pointer;
}
.lh-drawer__body{flex:1;overflow-y:auto;padding:12px 14px 26px;scrollbar-width:none;-ms-overflow-style:none}
.lh-drawer__body::-webkit-scrollbar{display:none}
.lh-drawer__body > a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 12px;border-radius:var(--radius-sm);font-size:15px;font-weight:600;
  color:var(--ink);text-decoration:none;border-bottom:1px solid var(--border);
}
.lh-drawer__body > a:hover{color:var(--brand-ink);text-decoration:none}
.lh-drawer__sub{padding:4px 0 10px 14px}
.lh-drawer__sub a{display:block;padding:8px 12px;font-size:14px;color:var(--text-light);text-decoration:none}
.lh-drawer__sub a:hover{color:var(--brand-ink);text-decoration:none}
.lh-drawer__ft{padding:16px 18px;border-top:1px solid var(--border)}
.lh-mask{position:fixed;inset:0;background:rgba(12,42,51,.45);z-index:1100;opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t)}
.lh-mask.is-open{opacity:1;visibility:visible}

@media (max-width:1080px){
  .lh-menu,.lh-nav__cta{display:none}
  .lh-burger{display:flex}
  .lh-nav__bar{height:62px}
}

/* ==========================================================================
   Hero（维度1-E 深色底 + 几何粒子，3 屏 grid 叠放轮播）
   ========================================================================== */
.lh-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#0c2a33 0%,#103642 46%,#0b232b 100%);
  color:#fff;
}
.lh-hero__deco{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.lh-hero__grain{
  position:absolute;inset:0;opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);
  background-size:26px 26px;
}
.lh-hero__glow{
  position:absolute;width:620px;height:620px;border-radius:50%;
  background:radial-gradient(circle,rgba(192,74,24,.30),transparent 66%);
  top:-230px;right:-140px;filter:blur(6px);
  animation:lhFloat 15s ease-in-out infinite alternate;
}
.lh-hero__glow--b{
  width:520px;height:520px;top:auto;bottom:-260px;right:auto;left:-180px;
  background:radial-gradient(circle,rgba(15,98,116,.42),transparent 66%);
  animation-duration:19s;animation-direction:alternate-reverse;
}
/* 几何粒子（骨笛孔点） */
.lh-hero__dots{position:absolute;inset:0;color:rgba(199,154,62,.5)}
.lh-hero__dots i{
  position:absolute;display:block;border-radius:50%;background:currentColor;
  animation:lhPulse 4.6s ease-in-out infinite;
}
.lh-hero__dots i:nth-child(1){width:9px;height:9px;top:18%;left:62%;animation-delay:0s}
.lh-hero__dots i:nth-child(2){width:6px;height:6px;top:32%;left:78%;animation-delay:.6s}
.lh-hero__dots i:nth-child(3){width:12px;height:12px;top:68%;left:55%;animation-delay:1.2s}
.lh-hero__dots i:nth-child(4){width:7px;height:7px;top:78%;left:36%;animation-delay:1.8s}
.lh-hero__dots i:nth-child(5){width:5px;height:5px;top:46%;left:88%;animation-delay:2.4s}
.lh-hero__dots i:nth-child(6){width:8px;height:8px;top:24%;left:8%;animation-delay:3s}
.lh-hero__wave{
  position:absolute;left:0;right:0;bottom:-2px;width:100%;height:120px;
  color:rgba(15,98,116,.34);
}
.lh-hero__wave svg{width:100%;height:100%;display:block}
.lh-hero__wave svg path{fill:currentColor;animation:lhWave 13s ease-in-out infinite alternate}

.lh-hero__inner{position:relative;z-index:2;padding:76px 0 92px}
.lh-slides{display:grid}
.lh-slide{
  grid-area:1/1;display:flex;flex-direction:column;align-items:flex-start;
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity .7s var(--ease),transform .7s var(--ease),visibility .7s var(--ease);
  pointer-events:none;
}
.lh-slide.is-on{opacity:1;visibility:visible;transform:none;pointer-events:auto}
.lh-slide__tag{
  display:inline-flex;align-items:center;gap:9px;padding:6px 14px;border-radius:20px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);
  font-size:12.5px;font-weight:600;letter-spacing:.05em;color:#fff;margin-bottom:22px;
}
.lh-slide__tag em{font-style:normal;color:var(--gold)}
.lh-slide h1{
  max-width:760px;font-size:44px;line-height:1.24;font-weight:800;letter-spacing:-.02em;
  color:#fff;margin-bottom:18px;
}
.lh-slide h1 b{color:var(--gold);font-weight:800}
.lh-slide p{max-width:620px;font-size:16.5px;line-height:1.9;color:rgba(255,255,255,.80);margin-bottom:30px}
.lh-slide__btns{display:flex;flex-wrap:wrap;gap:14px}
.lh-slide__pts{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px}
.lh-slide__pts li{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.82)}
.lh-slide__pts svg{color:var(--gold);flex:none}

.lh-hero__ctrl{display:flex;align-items:center;gap:16px;margin-top:44px;position:relative;z-index:3}
.lh-hero__dots{display:flex;gap:9px}
.lh-hero__dots button{
  width:26px;height:5px;border:0;padding:0;border-radius:3px;cursor:pointer;
  background:rgba(255,255,255,.30);transition:background var(--t-fast),width var(--t-fast);
}
.lh-hero__dots button.is-on{background:var(--brand);width:40px}
.lh-hero__nav{display:flex;gap:8px;margin-left:auto}
.lh-hero__nav button{
  width:40px;height:40px;border-radius:50%;border:1px solid rgba(255,255,255,.28);
  background:rgba(255,255,255,.06);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;
  transition:background var(--t-fast),border-color var(--t-fast),transform var(--t-fast);
}
.lh-hero__nav button:hover{background:rgba(255,255,255,.18);border-color:#fff;transform:translateY(-2px)}

/* no-js 降级：只显示第一屏 */
.no-js .lh-slide{opacity:0;visibility:hidden}
.no-js .lh-slide:first-child{opacity:1;visibility:visible;transform:none}
.no-js .lh-hero__ctrl{display:none}

@media (max-width:860px){
  .lh-hero__inner{padding:52px 0 64px}
  .lh-slide h1{font-size:29px}
  .lh-slide p{font-size:15px;margin-bottom:24px}
  .lh-slide__pts{gap:14px;margin-top:26px}
  .lh-slide__pts li{font-size:13px}
  .lh-hero__nav{display:none}
}

/* ==========================================================================
   母题叙事带（顺序 γ）
   ========================================================================== */
.lh-motive{background:var(--surface);border-bottom:1px solid var(--border);padding:44px 0;position:relative;overflow:hidden}
.lh-motive__grid{display:grid;grid-template-columns:1fr auto;gap:36px;align-items:center}
.lh-motive__txt{max-width:720px}
.lh-motive__txt h3{font-size:22px;font-weight:800;line-height:1.5;color:var(--ink);margin-bottom:10px}
.lh-motive__txt h3 em{font-style:normal;color:var(--brand-ink)}
.lh-motive__txt p{font-size:15px;line-height:1.9;color:var(--text-light)}
.lh-motive__art{flex:none;color:var(--accent);opacity:.9}
.lh-motive__art svg{width:240px;height:76px}
.lh-motive__art .motive--holes{width:186px;height:12px;color:var(--gold);margin-top:14px}
@media (max-width:860px){
  .lh-motive__grid{grid-template-columns:1fr;gap:22px}
  .lh-motive{padding:34px 0}
  .lh-motive__art svg{width:200px;height:64px}
}

/* ==========================================================================
   业务卡（维度2-C 横排数字卡 01-04）
   ========================================================================== */
.lh-biz{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.lh-bizcard{
  position:relative;display:flex;flex-direction:column;
  padding:28px 24px 26px;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  overflow:hidden;
}
.lh-bizcard::before{
  content:"";position:absolute;left:0;top:0;width:100%;height:3px;
  background:linear-gradient(90deg,var(--brand),var(--gold));
  transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.lh-bizcard:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.lh-bizcard:hover::before{transform:scaleX(1)}
.lh-bizcard__num{
  font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--gray-light);
  margin-bottom:16px;transition:color var(--t);
}
.lh-bizcard:hover .lh-bizcard__num{color:var(--brand-ink)}
.lh-bizcard__icon{
  width:52px;height:52px;border-radius:var(--radius);
  background:var(--brand-050);color:var(--brand-ink);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;flex:none;
  transition:transform .45s var(--ease),background var(--t),color var(--t);
}
.lh-bizcard:hover .lh-bizcard__icon{transform:scale(1.1) rotate(-6deg);background:var(--brand);color:#fff}
.lh-bizcard h3{font-size:18px;font-weight:700;color:var(--ink);margin-bottom:10px}
.lh-bizcard p{font-size:14px;line-height:1.8;color:var(--text-light);margin-bottom:18px;flex:1}
.lh-bizcard__foot{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:14px;border-top:1px solid var(--border)}
@media (max-width:1080px){.lh-biz{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.lh-biz{grid-template-columns:1fr}}

/* ==========================================================================
   流程（维度4-A 4 步横排连接线）
   ========================================================================== */
.lh-flow{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.lh-flow__line{
  position:absolute;top:33px;left:8%;right:8%;height:2px;
  background:linear-gradient(90deg,var(--brand),var(--gold));opacity:.30;
}
.lh-flow__step{position:relative;text-align:center;padding:0 8px}
.lh-flow__node{
  position:relative;z-index:2;width:68px;height:68px;margin:0 auto 18px;
  border-radius:50%;background:var(--surface);border:2px solid var(--brand);
  color:var(--brand-ink);display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 0 6px var(--bg);
  transition:transform var(--t),background var(--t),color var(--t);
}
/* 呼吸脉冲（自动循环，hover 暂停放大） */
.lh-flow__node::after{
  content:"";position:absolute;inset:-2px;border-radius:50%;border:2px solid var(--brand);
  animation:lhRing 2.8s ease-out infinite;
}
.lh-flow__step:hover .lh-flow__node{transform:scale(1.12);background:var(--brand);color:#fff}
.lh-flow__step:hover .lh-flow__node::after{animation-play-state:paused;opacity:0}
.lh-flow__step h3{font-size:16.5px;font-weight:700;color:var(--ink);margin-bottom:8px}
.lh-flow__step p{font-size:13.5px;line-height:1.8;color:var(--text-light)}
.lh-flow__idx{
  display:block;font-size:11px;font-weight:800;letter-spacing:.14em;
  color:var(--gold-ink);margin-bottom:8px;
}
@media (max-width:900px){
  .lh-flow{grid-template-columns:repeat(2,1fr);gap:28px}
  .lh-flow__line{display:none}
}
@media (max-width:520px){.lh-flow{grid-template-columns:1fr}}

/* ==========================================================================
   信任条（维度6-B 2×2 数字卡，深色通栏）
   ========================================================================== */
.lh-stats{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#a63c12 0%,#b8491a 52%,#8f3310 100%);
  color:#fff;
}
.lh-stats__deco{position:absolute;inset:0;overflow:hidden;pointer-events:none;opacity:.22}
.lh-stats__deco svg{position:absolute;bottom:-40px;left:0;width:100%;height:190px;color:#fff}
.lh-stats__deco svg path{fill:currentColor;animation:lhWave 17s ease-in-out infinite alternate}
.lh-stats .sec-head h2,.lh-stats .sec-head__eyebrow{color:#fff}
.lh-stats .sec-head__eyebrow::before{background:var(--gold)}
.lh-stats .sec-head__note{color:rgba(255,255,255,.78);border-left-color:rgba(255,255,255,.35)}
.lh-stats__grid{
  position:relative;z-index:2;display:grid;grid-template-columns:repeat(2,1fr);gap:20px;max-width:820px;
}
.lh-stat{
  padding:26px 28px;border-radius:var(--radius);
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.20);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  text-align:left;
  transition:transform var(--t),background var(--t),border-color var(--t);
}
.lh-stat:hover{transform:translateY(-6px);background:rgba(255,255,255,.17);border-color:rgba(255,255,255,.42)}
.lh-stat__num{
  display:block;color:#fff !important;text-shadow:0 1px 0 rgba(0,0,0,.25);
  font-size:40px;line-height:1.1;font-weight:800;letter-spacing:-.02em;margin-bottom:8px;
}
.lh-stat__label{display:block;font-size:14.5px;color:rgba(255,255,255,.86);line-height:1.6}
.lh-stat__icon{color:#f7ddb0;margin-bottom:12px}
@media (max-width:640px){
  .lh-stats__grid{grid-template-columns:1fr}
  .lh-stat__num{font-size:33px}
}

/* ==========================================================================
   资讯（维度3-A 4 列卡片网格）
   ========================================================================== */
.lh-news{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.lh-newscard{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.lh-newscard:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.lh-newscard__thumb{
  position:relative;height:0;padding-bottom:56%;overflow:hidden;
  background:linear-gradient(135deg,var(--accent-050),var(--brand-050));
}
.lh-newscard__thumb svg{
  position:absolute;inset:0;width:100%;height:100%;color:var(--accent);opacity:.30;
  transition:transform .6s var(--ease);
}
.lh-newscard:hover .lh-newscard__thumb svg{transform:scale(1.08) rotate(2deg)}
.lh-newscard__cat{
  position:absolute;left:12px;top:12px;z-index:2;
  padding:4px 10px;border-radius:20px;background:rgba(12,42,51,.82);color:#fff;
  font-size:11.5px;font-weight:600;letter-spacing:.03em;
}
.lh-newscard__body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1}
.lh-newscard__body h3{
  font-size:15.5px;line-height:1.6;font-weight:700;color:var(--ink);margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color var(--t-fast);
}
.lh-newscard:hover .lh-newscard__body h3{color:var(--brand-ink)}
.lh-newscard__desc{
  font-size:13.5px;line-height:1.75;color:var(--text-light);margin-bottom:14px;flex:1;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.lh-newscard__meta{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--gray)}
.lh-newscard__meta em{font-style:normal;display:inline-flex;align-items:center;gap:5px;color:var(--brand-ink)}
@media (max-width:1080px){.lh-news{grid-template-columns:repeat(3,1fr)}}
@media (max-width:860px){.lh-news{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.lh-news{grid-template-columns:1fr}}

/* ==========================================================================
   CTA（维度5-E 底部双按钮行）
   ========================================================================== */
.lh-cta{
  position:relative;overflow:hidden;background:var(--dark);color:#fff;
  border-radius:var(--radius);padding:38px 40px;
}
.lh-cta__deco{position:absolute;inset:0;overflow:hidden;pointer-events:none;opacity:.16}
.lh-cta__deco svg{position:absolute;right:-30px;top:-40px;width:340px;height:190px;color:var(--gold)}
.lh-cta__deco svg path{fill:none;stroke:currentColor;stroke-width:2;animation:lhDrift 21s ease-in-out infinite alternate}
.lh-cta__row{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.lh-cta__txt h3{font-size:24px;font-weight:800;line-height:1.35;color:#fff;margin-bottom:8px}
.lh-cta__txt p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.78)}
.lh-cta__btns{display:flex;align-items:center;gap:12px;flex-wrap:wrap;flex:none}
/* CTA 背景呼吸 */
.lh-cta::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;
  background:linear-gradient(90deg,var(--brand),var(--gold),var(--brand));
  background-size:200% 100%;animation:lhSlide 7s linear infinite;
}
@media (max-width:760px){
  .lh-cta{padding:28px 22px}
  .lh-cta__row{flex-direction:column;align-items:flex-start;gap:20px}
  .lh-cta__txt h3{font-size:20px}
  .lh-cta__btns{width:100%}
  .lh-cta__btns .btn{flex:1 1 auto}
}

/* 通栏细 CTA（放置于流程之后） */
.lh-ctastrip{background:var(--brand-050);border-top:1px solid #f3ded0;border-bottom:1px solid #f3ded0;padding:30px 0}
.lh-ctastrip__row{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.lh-ctastrip__row p{font-size:16px;font-weight:600;color:var(--ink)}
.lh-ctastrip__row p span{color:var(--brand-ink)}
.lh-ctastrip__btns{display:flex;gap:12px;flex-wrap:wrap}

/* ==========================================================================
   案例
   ========================================================================== */
.lh-cases{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.lh-casecard{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.lh-casecard:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.lh-casecard__thumb{height:0;padding-bottom:52%;position:relative;overflow:hidden;background:linear-gradient(135deg,var(--dark-2),var(--accent))}
.lh-casecard__thumb svg{position:absolute;inset:0;width:100%;height:100%;color:rgba(255,255,255,.30)}
.lh-casecard__tag{position:absolute;left:12px;top:12px;z-index:2;padding:4px 10px;border-radius:20px;background:rgba(255,255,255,.92);color:var(--brand-ink);font-size:11.5px;font-weight:700}
.lh-casecard__body{padding:20px;display:flex;flex-direction:column;flex:1}
.lh-casecard__body h3{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:8px}
.lh-casecard__body p{font-size:13.5px;line-height:1.8;color:var(--text-light);margin-bottom:14px;flex:1}
.lh-casecard__meta{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--gray);padding-top:12px;border-top:1px solid var(--border)}
@media (max-width:900px){.lh-cases{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.lh-cases{grid-template-columns:1fr}}

/* ==========================================================================
   内页页头（深色）
   ========================================================================== */
.lh-pagehead{
  position:relative;overflow:hidden;background:var(--dark);color:#fff;padding:46px 0 50px;
}
.lh-pagehead__deco{position:absolute;inset:0;overflow:hidden;pointer-events:none;opacity:.20}
.lh-pagehead__deco svg{position:absolute;right:-20px;bottom:-60px;width:420px;height:220px;color:var(--gold)}
.lh-pagehead__deco svg path{fill:currentColor}
.lh-pagehead__inner{position:relative;z-index:2}
.lh-pagehead h1{font-size:32px;line-height:1.3;font-weight:800;color:#fff;margin:10px 0 10px}
.lh-pagehead p{font-size:15px;line-height:1.85;color:rgba(255,255,255,.76);max-width:720px}
.lh-pagehead .breadcrumb,.lh-pagehead .breadcrumb a,.lh-pagehead .breadcrumb span{color:rgba(255,255,255,.78)}
.lh-pagehead .breadcrumb a:hover{color:#fff}
.lh-pagehead__count{font-size:13px;color:rgba(255,255,255,.62);margin-top:14px}
@media (max-width:760px){.lh-pagehead{padding:34px 0 38px}.lh-pagehead h1{font-size:24px}}

/* 面包屑 */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-light);padding:0 0 12px;border-bottom:1px solid var(--border);margin-bottom:28px}
.breadcrumb a{color:var(--text-light);text-decoration:none}
.breadcrumb a:hover{color:var(--brand-ink)}
.breadcrumb span{color:var(--gray)}
.breadcrumb em{font-style:normal;color:var(--ink)}
.lh-pagehead .breadcrumb{border-bottom-color:rgba(255,255,255,.20);margin-bottom:0;padding-bottom:10px}

/* ==========================================================================
   通用内容布局
   ========================================================================== */
.lh-layout{display:grid;grid-template-columns:1fr 320px;gap:40px;align-items:start}
.lh-layout--full{grid-template-columns:1fr}
@media (max-width:980px){.lh-layout{grid-template-columns:1fr;gap:32px}}

/* 文章网格（列表/搜索/标签） */
.lh-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:1080px){.lh-list{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.lh-list{grid-template-columns:1fr}}

/* 侧栏 */
.lh-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:92px}
@media (max-width:980px){.lh-side{position:static}}
.lh-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm)}
.lh-panel__hd{display:flex;align-items:center;gap:9px;font-size:15px;font-weight:700;color:var(--ink);margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--border)}
.lh-panel__hd svg{color:var(--brand-ink);flex:none}
.lh-panel ul li a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:var(--radius-sm);font-size:14px;color:var(--text-soft);text-decoration:none;
  transition:background var(--t-fast),color var(--t-fast);
}
.lh-panel ul li a:hover{background:var(--brand-050);color:var(--brand-ink);text-decoration:none}
.lh-panel ul li a.is-active{background:var(--brand-050);color:var(--brand-ink);font-weight:700}
.lh-panel ul li a i{width:6px;height:6px;border-radius:50%;background:var(--gray-light);flex:none}
/* 侧栏 CTA 按钮高特异性，防止被链接列表样式覆盖 */
.lh-side .lh-panel .btn,
.lh-side .lh-panel a.btn{display:inline-flex;width:100%;margin-top:4px;padding:13px 20px;background:var(--brand);color:#fff;font-weight:600}
.lh-side .lh-panel a.btn:hover{background:var(--brand-600);color:#fff}
.lh-side .lh-panel a.btn--outline{background:var(--surface);color:var(--ink);border-color:var(--border)}
.lh-side .lh-panel a.btn--outline:hover{color:var(--brand-ink);border-color:var(--brand-ink);background:var(--brand-050)}

/* 分页 */
.lh-pager{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:36px}
.lh-pager a,.lh-pager span{
  min-width:40px;height:40px;padding:0 12px;border-radius:var(--radius-sm);
  border:1px solid var(--border);background:var(--surface);color:var(--text-soft);
  font-size:14px;display:inline-flex;align-items:center;justify-content:center;text-decoration:none;
  transition:all var(--t-fast);
}
.lh-pager a:hover{border-color:var(--brand-ink);color:var(--brand-ink);background:var(--brand-050);text-decoration:none}
.lh-pager span.is-current{background:var(--brand);border-color:var(--brand-ink);color:#fff;font-weight:700}
.lh-pager span.is-disabled{color:var(--gray);background:var(--bg-alt)}

/* 空状态 */
.lh-empty{padding:64px 24px;text-align:center;background:var(--surface);border:1px dashed var(--gray-light);border-radius:var(--radius)}
.lh-empty svg{margin:0 auto 16px;color:var(--gray-light)}
.lh-empty p{font-size:15px;color:var(--text-light);margin-bottom:18px}

/* 正文排版（后台编辑器防护 §1.8-3） */
.detail__content,.page-content{overflow-wrap:break-word;font-size:15.5px;line-height:1.95;color:var(--text-soft)}
.detail__content h2,.page-content h2{font-size:21px;font-weight:700;color:var(--ink);margin:32px 0 14px}
.detail__content h3,.page-content h3{font-size:18px;font-weight:700;color:var(--ink);margin:26px 0 12px}
.detail__content p,.page-content p{margin:0 0 18px}
.detail__content ul,.page-content ul{margin:0 0 18px;padding-left:22px;list-style:disc}
.detail__content ol,.page-content ol{margin:0 0 18px;padding-left:22px;list-style:decimal}
.detail__content li,.page-content li{margin-bottom:8px}
.detail__content a,.page-content a{color:var(--brand-ink);text-decoration:underline}
.detail__content blockquote,.page-content blockquote{
  margin:0 0 18px;padding:16px 20px;background:var(--brand-050);
  border-left:3px solid var(--brand);border-radius:0 var(--radius) var(--radius) 0;color:var(--text-soft);
}
.detail__content img,.page-content img{max-width:100%;height:auto;border-radius:var(--radius);margin:0 0 18px}
.detail__content table,.page-content table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;margin:0 0 18px}
.detail__content th,.page-content th,.detail__content td,.page-content td{border:1px solid var(--border);padding:10px 14px;font-size:14px}
.detail__content th,.page-content th{background:var(--bg-alt);font-weight:700;color:var(--ink)}
.detail__content pre,.page-content pre{overflow-x:auto;background:var(--dark);color:#e8eef0;padding:16px 18px;border-radius:var(--radius);font-size:13.5px;line-height:1.7;margin:0 0 18px}
.detail__content code,.page-content code{font-family:"JetBrains Mono",Consolas,Monaco,monospace}

/* 文章头 / 元信息 */
.lh-article{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:34px 36px 30px;box-shadow:var(--shadow-sm)}
.lh-article__hd{margin-bottom:26px;padding-bottom:22px;border-bottom:1px solid var(--border)}
.lh-article__hd h1{font-size:27px;line-height:1.42;font-weight:800;color:var(--ink);margin-bottom:14px}
.lh-article__meta{display:flex;flex-wrap:wrap;align-items:center;gap:20px;font-size:13px;color:var(--gray)}
.lh-article__meta span{display:inline-flex;align-items:center;gap:6px}
.lh-article__meta svg{color:var(--brand-ink)}
@media (max-width:640px){.lh-article{padding:24px 20px}.lh-article__hd h1{font-size:21px}}

/* 标签 */
.lh-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:28px;padding-top:22px;border-top:1px solid var(--border)}
.lh-tags a{
  padding:6px 14px;border-radius:20px;background:var(--bg-alt);border:1px solid var(--border);
  font-size:13px;color:var(--text-soft);text-decoration:none;transition:all var(--t-fast);
}
.lh-tags a:hover{background:var(--brand);border-color:var(--brand-ink);color:#fff;text-decoration:none}

/* 相关阅读 */
.lh-related{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:900px){.lh-related{grid-template-columns:1fr}}

/* 服务清单（services 页） */
.lh-svc{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.lh-svccard{
  padding:28px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.lh-svccard:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:transparent}
.lh-svccard__hd{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.lh-svccard__icon{
  width:48px;height:48px;flex:none;border-radius:var(--radius);background:var(--brand-050);color:var(--brand-ink);
  display:flex;align-items:center;justify-content:center;transition:transform .45s var(--ease),background var(--t),color var(--t);
}
.lh-svccard:hover .lh-svccard__icon{transform:scale(1.1) rotate(-6deg);background:var(--brand);color:#fff}
.lh-svccard h3{font-size:18px;font-weight:700;color:var(--ink)}
.lh-svccard > p{font-size:14px;line-height:1.85;color:var(--text-light);margin-bottom:16px}
.lh-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.lh-chips a{
  padding:5px 12px;border-radius:var(--radius-sm);background:var(--bg-alt);
  border:1px solid var(--border);font-size:12.5px;color:var(--text-soft);text-decoration:none;
  transition:all var(--t-fast);
}
.lh-chips a:hover{background:var(--brand-050);border-color:var(--brand-ink);color:var(--brand-ink);text-decoration:none}
@media (max-width:760px){.lh-svc{grid-template-columns:1fr}}

/* 案例筛选 */
.lh-filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.lh-filters a{
  padding:8px 18px;border-radius:20px;border:1px solid var(--border);background:var(--surface);
  font-size:14px;color:var(--text-soft);text-decoration:none;transition:all var(--t-fast);
}
.lh-filters a:hover{border-color:var(--brand-ink);color:var(--brand-ink);text-decoration:none}
.lh-filters a.is-active{background:var(--brand);border-color:var(--brand-ink);color:#fff;font-weight:600}

/* 联系表单 */
.lh-form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-sm)}
.lh-form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.lh-form__field{margin-bottom:16px}
.lh-form__field label{display:block;font-size:13.5px;font-weight:600;color:var(--text-soft);margin-bottom:7px}
.lh-form__field label i{color:var(--brand-ink);font-style:normal}
.lh-form__field input,.lh-form__field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--gray-light);border-radius:var(--radius-sm);
  background:var(--surface);color:var(--ink);font-family:inherit;font-size:14.5px;line-height:1.6;
  transition:border-color var(--t-fast),box-shadow var(--t-fast);
}
.lh-form__field textarea{min-height:132px;resize:vertical}
.lh-form__field input:focus,.lh-form__field textarea:focus{
  outline:none;border-color:var(--brand-ink);box-shadow:0 0 0 3px rgba(192,74,24,.12);
}
.lh-form__note{font-size:12.5px;color:var(--gray);margin-top:12px}
.lh-alert{padding:13px 16px;border-radius:var(--radius-sm);font-size:14px;margin-bottom:18px;display:flex;align-items:center;gap:9px}
.lh-alert--ok{background:#eaf6ee;border:1px solid #b7dfc4;color:#1f6b3a}
.lh-alert--err{background:#fdeceb;border:1px solid #f4c2bd;color:#a3321f}
@media (max-width:600px){.lh-form__row{grid-template-columns:1fr}.lh-form{padding:22px 18px}}

/* 联系信息卡 */
.lh-contact{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:36px}
.lh-contact__item{
  display:flex;align-items:flex-start;gap:14px;padding:22px;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);transition:transform var(--t),box-shadow var(--t);
}
.lh-contact__item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.lh-contact__item svg{color:var(--brand-ink);flex:none;margin-top:2px}
.lh-contact__item b{display:block;font-size:13px;font-weight:600;color:var(--gray);margin-bottom:5px}
.lh-contact__item strong{display:block;font-size:16.5px;font-weight:700;color:var(--ink);word-break:break-all}
.lh-contact__item a strong{color:var(--ink)}
.lh-contact__item a:hover strong{color:var(--brand-ink)}
@media (max-width:860px){.lh-contact{grid-template-columns:1fr}}

/* 站点地图 */
.lh-sitemap{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.lh-sitemap__col{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px}
.lh-sitemap__col h3{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--border)}
.lh-sitemap__col ul li a{display:block;padding:7px 0;font-size:14px;color:var(--text-soft);text-decoration:none}
.lh-sitemap__col ul li a:hover{color:var(--brand-ink);text-decoration:none}
.lh-sitemap__col ul ul{padding-left:14px}
.lh-sitemap__col ul ul li a{font-size:13px;color:var(--text-light)}
@media (max-width:900px){.lh-sitemap{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.lh-sitemap{grid-template-columns:1fr}}

/* 404 */
.lh-404{padding:80px 0;text-align:center}
.lh-404 svg{margin:0 auto 26px;color:var(--brand-ink)}
.lh-404 h1{font-size:60px;font-weight:800;color:var(--ink);line-height:1;margin-bottom:14px}
.lh-404 p{font-size:16px;color:var(--text-light);margin-bottom:28px}
.lh-404__btns{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}

/* 区县 */
.lh-county{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:860px){.lh-county{grid-template-columns:1fr}}

/* ==========================================================================
   页脚（维度8-B 3 列 + 大 logo 墙）
   ========================================================================== */
.site-footer{position:relative;background:var(--dark);color:rgba(255,255,255,.72);margin-top:0}
.site-footer a{color:rgba(255,255,255,.72);text-decoration:none;transition:color var(--t-fast)}
.site-footer a:hover{color:#fff}
.site-footer__waves{position:absolute;top:-1px;left:0;width:100%;height:44px;color:var(--dark);transform:translateY(-100%);overflow:hidden}
.site-footer__waves svg{width:100%;height:100%;display:block}
.site-footer__waves svg path{fill:currentColor}

.lh-logowall{
  padding:30px 0;border-bottom:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;gap:22px;flex-wrap:wrap;
}
.lh-logowall__brand{display:flex;align-items:center;gap:14px;flex:none}
.lh-logowall__mark{
  width:52px;height:52px;border-radius:12px;flex:none;
  background:linear-gradient(140deg,var(--brand),var(--brand-deep));
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:800;
}
.lh-logowall__name{font-size:21px;font-weight:800;color:#fff;line-height:1.3}
.lh-logowall__slogan{font-size:12.5px;color:rgba(255,255,255,.60);letter-spacing:.06em}
.lh-logowall__words{
  display:flex;flex-wrap:wrap;gap:8px 26px;margin-left:auto;font-size:13px;color:rgba(255,255,255,.62);
}
.lh-logowall__words span{display:inline-flex;align-items:center;gap:7px}
.lh-logowall__words svg{color:var(--gold);flex:none}

.site-footer__main{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:44px;padding:44px 0 34px}
.site-footer__col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.site-footer__col p{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.66);margin-bottom:14px}
.site-footer__col ul li{margin-bottom:10px}
.site-footer__col ul li a{font-size:13.5px;display:inline-block}
.site-footer__contact li{display:flex;align-items:flex-start;gap:9px;font-size:13.5px;line-height:1.85}
.site-footer__contact svg{color:var(--gold);flex:none;margin-top:4px}
@media (max-width:900px){.site-footer__main{grid-template-columns:1fr 1fr;gap:30px}}
@media (max-width:560px){.site-footer__main{grid-template-columns:1fr}}

.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:18px 0;
  display:flex;align-items:center;justify-content:flex-start;flex-wrap:wrap;
  gap:2px 0;font-size:13px;color:rgba(255,255,255,.60);
}
.footer-bottom p{margin:0;display:flex;align-items:center;flex-wrap:wrap;gap:2px 0;line-height:1.9}
.footer-bottom a{display:inline !important;margin:0 !important;color:rgba(255,255,255,.60);text-decoration:none}
.footer-bottom a:hover{color:#fff}
.footer-bottom .fb-sep{padding:0 7px;color:rgba(255,255,255,.34)}
.footer-bottom .fb-legal,.footer-bottom .fb-beian{white-space:nowrap}
.footer-bottom svg{display:inline-block;vertical-align:-2px}

/* ==========================================================================
   动效（§2.5）
   ========================================================================== */
@keyframes lhFloat{0%{transform:translate(0,0)}100%{transform:translate(-34px,26px)}}
@keyframes lhWave{0%{transform:translateX(0) scaleY(1)}100%{transform:translateX(-60px) scaleY(1.12)}}
@keyframes lhPulse{0%,100%{opacity:.28;transform:scale(1)}50%{opacity:1;transform:scale(1.5)}}
@keyframes lhRing{0%{transform:scale(1);opacity:.55}100%{transform:scale(1.55);opacity:0}}
@keyframes lhSlide{0%{background-position:0% 50%}100%{background-position:200% 50%}}
@keyframes lhDrift{0%{transform:translate(0,0)}100%{transform:translate(-24px,16px)}}
@keyframes lhUp{0%{opacity:0;transform:translateY(26px)}100%{opacity:1;transform:none}}

/* 滚动入场 */
.reveal{opacity:0;transform:translateY(26px)}
.reveal.is-in{animation:lhUp .7s var(--ease) forwards}
.reveal-d1{animation-delay:.09s}.reveal-d2{animation-delay:.18s}.reveal-d3{animation-delay:.27s}
.reveal-d4{animation-delay:.36s}.reveal-d5{animation-delay:.45s}
.no-js .reveal{opacity:1;transform:none;animation:none}

/* 数字 hover 上浮 */
.lh-stat:hover .lh-stat__num{transform:translateY(-3px)}
.lh-stat__num{transition:transform var(--t)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ==========================================================================
   zfkf 悬浮客服（统一标准组件 §1.7）
   ========================================================================== */
.zfkf-float{position:fixed;right:20px;bottom:120px;z-index:9999;display:flex;flex-direction:column;gap:10px}
.zfkf-item{position:relative;width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;text-decoration:none;box-shadow:0 4px 14px rgba(0,0,0,.18);transition:all .25s;cursor:pointer}
.zfkf-item:hover{transform:scale(1.08);color:#fff}
.zfkf-phone{background:#2563eb}
.zfkf-wechat{background:#07c160}
.zfkf-consult{background:#f59e0b}
.zfkf-top{background:#334155}
.zfkf-tip{position:absolute;right:calc(100% + 12px);top:50%;transform:translateY(-50%);white-space:nowrap;background:rgba(0,0,0,.78);color:#fff;font-size:12px;padding:5px 10px;border-radius:6px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:10001}
.zfkf-item:hover .zfkf-tip{opacity:1}
.zfkf-wechat-mask{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:10000;display:none;align-items:center;justify-content:center}
.zfkf-wechat-mask.zfkf-show{display:flex}
.zfkf-wechat-box{background:#fff;border-radius:12px;padding:24px;text-align:center;position:relative;max-width:80vw}
.zfkf-wechat-box img{width:180px;height:180px;object-fit:contain;border:1px solid #eee;border-radius:8px}
.zfkf-wechat-noimg{width:180px;height:80px;display:flex;align-items:center;justify-content:center;background:#f6f7f9;border-radius:8px;font-size:16px;color:#07c160;font-weight:600}
.zfkf-wechat-box p{margin:12px 0 0;font-size:14px;color:#333}
.zfkf-wechat-close{position:absolute;top:8px;right:12px;font-size:22px;color:#666;cursor:pointer;line-height:1}
@media (max-width:768px){.zfkf-float{right:10px;bottom:100px}.zfkf-item{width:42px;height:42px}.zfkf-tip{display:none}}

/* ===== tz-rich-text typography (auto-appended) ===== */
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article)>:first-child{margin-top:0}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article)>:last-child{margin-bottom:0}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) p{margin:0 0 1.05em;line-height:1.9}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h1,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h2{margin:1.6em 0 .7em;line-height:1.4;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h1{font-size:1.6em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h2{font-size:1.4em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h3{margin:1.4em 0 .6em;font-size:1.2em;line-height:1.45;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h4{margin:1.2em 0 .5em;font-size:1.08em;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h5,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h6{margin:1.1em 0 .5em;font-size:1em;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) ul,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) ol{margin:0 0 1.05em;padding-left:1.7em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) li{margin:.35em 0;line-height:1.8}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) img{max-width:100%;height:auto;border-radius:8px}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) figure{margin:1.2em 0}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) figcaption{margin-top:.5em;font-size:.85em;opacity:.7;text-align:center}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) blockquote{margin:1.2em 0;padding:.2em 0 .2em 1em;border-left:3px solid currentColor;opacity:.85}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:.96em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) th,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) td{border:1px solid rgba(127,127,127,.3);padding:.5em .75em;text-align:left}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) th{font-weight:700;background:rgba(127,127,127,.06)}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) hr{margin:1.6em 0;border:0;border-top:1px solid rgba(127,127,127,.28)}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) pre{overflow:auto;padding:.8em 1em;border-radius:8px;background:rgba(127,127,127,.1);font-size:.92em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) code{font-size:.94em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) strong,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) b{font-weight:700}
:where(.rich-text) ul{list-style:disc}
:where(.rich-text) ol{list-style:decimal}
:where(.rich-text) a{text-decoration:underline;text-underline-offset:3px}

/* ===== tz-footer-legal (auto-appended) ===== */
.zf-legal-line a{color:inherit;text-decoration:none;opacity:.92}
.zf-legal-line a:hover{opacity:1;text-decoration:underline;text-underline-offset:3px}
.zf-legal-line .zf-legal-all{font-weight:600}
.zf-legal-line .zf-legal-copy{opacity:.95}
.zf-legal-line .zf-legal-addr{opacity:.82}
.zf-legal-line .zf-legal-police{text-decoration:none}
@media (max-width:640px){.zf-legal-line{column-gap:.55em;line-height:1.7}}