@charset "UTF-8";
/* ============================================================
   诚立文化有限公司 · 全站样式表
   主色：深空蓝 / 墨黑   点缀：流光金   底色：米白
   分节：1.变量 2.基础 3.骨架 4.页头 5.抽屉 6.按钮 7.Hero
        8.通用区块 9.卡片 10.动效 11.页脚 12.悬浮坞 13.表单
        14.表格/时间线 15.响应式
   ============================================================ */

/* ---------- 1. 主题变量 ---------- */
:root{
  --navy-950:#060d18; --navy-900:#0b1626; --navy-800:#1e2f4a;
  --navy-700:#2a3f60; --navy-600:#35507a; --navy-500:#486590;
  --navy-100:#e2e8f2; --navy-50:#f2f5fa;
  --gold-600:#9a6a17; --gold-500:#b8821f; --gold-400:#d69e2e;
  --gold-300:#e8c766; --gold-100:#faf2da;
  --ink:#0b1626; --body:#31405a; --body-soft:#5b6b84; --muted:#8895a8;
  --cream:#faf8f4; --white:#ffffff; --line:#e4e9f1;

  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  --font-serif:"Source Han Serif SC","Songti SC",SimSun,serif;
  --font-mono:"SF Mono",Consolas,Monaco,monospace;

  --wrap:1280px;
  --shadow-s:0 1px 2px rgba(11,22,38,.06),0 2px 8px rgba(11,22,38,.05);
  --shadow-m:0 4px 14px rgba(11,22,38,.08),0 12px 36px rgba(11,22,38,.07);
  --shadow-l:0 10px 30px rgba(11,22,38,.12),0 28px 70px rgba(11,22,38,.14);
  --ease:cubic-bezier(.22,.61,.36,1);
  --header-h:112px;
}

/* ---------- 2. 基础 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:120px;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font-sans);color:var(--body);
  background:var(--cream);line-height:1.75;
  font-size:15.5px;letter-spacing:.01em;
  overflow-x:hidden;
}
body.drawer-open{overflow:hidden}
h1,h2,h3,h4,h5{font-family:var(--font-sans);color:var(--ink);line-height:1.28;margin:0;font-weight:700}
p{margin:0}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%}
img{height:auto;display:block}
button{font-family:inherit;cursor:pointer}
.tnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--gold-400);color:var(--navy-900);padding:10px 18px;
  border-radius:0 0 8px 0;font-weight:700;
}
.skip-link:focus{left:0}

:focus-visible{outline:2px solid var(--gold-400);outline-offset:3px;border-radius:4px}

/* ---------- 3. 骨架 ---------- */
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
main{display:block}
.section{padding:48px 0;position:relative}
.section-sm{padding:64px 0}
.section-dark{background:var(--navy-900);color:rgba(255,255,255,.76)}
.section-dark h1,.section-dark h2,.section-dark h3,.section-dark h4{color:#fff}
.section-navy-grad{background:linear-gradient(160deg,var(--navy-950),var(--navy-800) 55%,var(--navy-900))}
.section-cream{background:var(--cream)}
.section-white{background:#fff}
.section-alt{background:linear-gradient(180deg,#fff,var(--navy-50))}

/* 眉标 */
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:12px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;
  color:var(--gold-500);margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--gold-400),var(--gold-300))}
.section-dark .eyebrow{color:var(--gold-300)}

.sec-title{font-size:clamp(25px,3.2vw,38px);letter-spacing:-.01em}
.sec-sub{margin-top:16px;font-size:16.5px;color:var(--body-soft);max-width:760px;line-height:1.85}
.section-dark .sec-sub{color:rgba(255,255,255,.66)}
.sec-head{margin-bottom:52px}
.sec-head-center{text-align:center}
.sec-head-center .sec-sub{margin-left:auto;margin-right:auto}
.sec-head-center .eyebrow{justify-content:center}

.section-title{font-size:clamp(25px,3.2vw,38px);letter-spacing:-.01em;margin:16px 0 0}

/* Tailwind preflight 清零了 p 的默认边距，段间距需自补 */
.rich p + p{margin-top:14px}
.rich h3{margin-top:30px;font-size:18px;font-family:var(--font-sans)}
.rich h3 + p{margin-top:10px}
.rich ul{margin:14px 0 0;padding-left:0;list-style:none}
.rich ul li{position:relative;padding-left:22px;margin-top:9px}
.rich ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;
  border-radius:2px;background:linear-gradient(135deg,var(--gold-400),var(--gold-300));
  transform:rotate(45deg);
}

/* 面包屑 */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted)}
.crumb a{transition:color .2s}
.crumb a:hover{color:var(--gold-400)}
.crumb .sep{opacity:.55}
.crumb .cur{color:var(--gold-300)}

/* 提示条 */
.notice-bar{
  display:flex;gap:13px;align-items:flex-start;
  background:linear-gradient(180deg,var(--gold-50),#fff);
  border:1px solid var(--gold-200);border-left:3px solid var(--gold-400);
  border-radius:10px;padding:15px 19px;font-size:14px;color:#6a5416;
}
.notice-bar svg{width:19px;height:19px;flex:none;color:var(--gold-500);margin-top:2px}
.notice-bar strong{color:var(--gold-700)}
.notice-tail{margin-top:12px;font-size:12.5px;color:var(--muted);line-height:1.7}

/* ---------- 4. 页头 ---------- */
.site-header{position:fixed;inset-inline:0;top:0;z-index:60}
.topbar{display:none;background:var(--navy-900);color:rgba(255,255,255,.7)}
.topbar-inner{display:flex;height:38px;align-items:center;justify-content:space-between;font-size:13px;gap:16px}
.topbar-slogan{display:flex;align-items:center;gap:8px;min-width:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.topbar-ico{color:var(--gold-400);display:inline-flex}
.topbar-ico svg{width:14px;height:14px}
.topbar-links{display:flex;align-items:center;gap:22px;flex:none}
.topbar-link{display:inline-flex;align-items:center;gap:6px;transition:color .2s}
.topbar-link svg{width:14px;height:14px}
.topbar-link:hover{color:var(--gold-300)}

.header-main{
  background:rgba(255,255,255,.96);
  border-bottom:1px solid rgba(228,233,241,.9);
  backdrop-filter:blur(12px);
  transition:box-shadow .3s var(--ease),background .3s;
}
.site-header.is-stuck .header-main{box-shadow:0 6px 26px rgba(11,22,38,.09);background:rgba(255,255,255,.99)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:68px}

.brand{display:flex;align-items:center;gap:11px;flex:none}
.logo-svg{width:40px;height:40px;flex:none;border-radius:10px}
/* 品牌文字：中文放大到与 logo 视觉重量匹配，英文收窄字距避免与中文等宽 */
.brand-text{display:flex;flex-direction:column;justify-content:center;line-height:1}
.brand-cn{font-size:20px;font-weight:800;letter-spacing:.02em;color:var(--navy-800);line-height:1.06}
.brand-en{margin-top:4px;font-size:9px;font-weight:700;letter-spacing:.13em;color:var(--gold-600);line-height:1}

.main-nav{display:none;align-items:center;gap:1px;flex:1;justify-content:center}
.nav-a{
  padding:9px 11px;border-radius:8px;font-size:14.5px;font-weight:500;
  color:#41505f;white-space:nowrap;transition:color .2s,background .2s;
}
.nav-a:hover{color:var(--navy-700);background:var(--navy-50)}
.nav-a[aria-current="page"]{color:var(--navy-800);background:var(--gold-100);font-weight:700}
/* 商务合作按钮：桌面端由 15.响应式 的 @media(min-width:1024px) 打开。
   注意：该元素同时带 .btn（display:inline-flex），为避免与 Tailwind 工具类产生
   优先级竞争，这里用双类选择器 .header-cta.header-cta 提升权重（0,2,0）。 */
.header-cta.header-cta{display:none;flex:none}

.nav-toggle{
  display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  background:#fff;padding:0 10px;
}
.nav-toggle-bar{display:block;height:2px;background:var(--navy-800);border-radius:2px;transition:transform .3s var(--ease),opacity .2s}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- 5. 移动端抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;z-index:70;background:rgba(6,13,24,.5);
  backdrop-filter:blur(3px);opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .3s var(--ease),visibility 0s linear .3s;
}
.drawer-mask.is-open{
  opacity:1;visibility:visible;pointer-events:auto;
  transition:opacity .3s var(--ease),visibility 0s;
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:80;width:min(338px,88vw);
  background:linear-gradient(170deg,var(--navy-900),var(--navy-950));
  display:flex;flex-direction:column;
  /* 关闭态：左移出自己的宽度 + 一点余量。用 calc 相对自身宽度定位，
     避免 translateX(102%) 的百分比基准被解析成包含块宽度而露出边缘细条。 */
  transform:translateX(calc(100% + 12px));
  /* visibility 延迟到滑出动画结束后再隐藏，避免关闭时动画被截断 */
  transition:transform .36s var(--ease),visibility 0s linear .36s;
  box-shadow:-14px 0 46px rgba(6,13,24,.4);
  visibility:hidden;
}
.drawer.is-open{
  transform:translateX(0);
  transition:transform .36s var(--ease),visibility 0s;
  visibility:visible;
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid rgba(255,255,255,.09)}
.drawer-title{font-size:14px;font-weight:700;letter-spacing:.14em;color:var(--gold-300)}
.drawer-close{width:38px;height:38px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.16);border-radius:9px;background:transparent;color:#fff}
.drawer-close svg{width:18px;height:18px}
.drawer-nav{flex:1;overflow-y:auto;padding:12px 14px;display:flex;flex-direction:column;gap:2px}
.drawer-nav a{
  padding:13px 16px;border-radius:10px;font-size:15.5px;font-weight:500;
  color:rgba(255,255,255,.8);transition:background .2s,color .2s;
}
.drawer-nav a:hover{background:rgba(255,255,255,.07);color:#fff}
.drawer-nav a[aria-current="page"]{background:rgba(214,158,46,.15);color:var(--gold-300);font-weight:700}
.drawer-foot{padding:18px 20px calc(22px + env(safe-area-inset-bottom));border-top:1px solid rgba(255,255,255,.09);display:flex;flex-direction:column;gap:12px}
.drawer-tel{display:inline-flex;align-items:center;justify-content:center;gap:8px;color:rgba(255,255,255,.72);font-size:15px;font-weight:600;padding:6px}
.drawer-tel svg{width:16px;height:16px;color:var(--gold-400)}

/* ---------- 6. 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:10px;border:1px solid transparent;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform .22s var(--ease),box-shadow .28s var(--ease),background .24s,color .24s,border-color .24s;
  white-space:nowrap;
}
.btn svg{width:17px;height:17px;flex:none}
.btn:active{transform:translateY(1px)}
.btn-gold{
  background:linear-gradient(135deg,var(--gold-400),var(--gold-500));
  color:#fff;box-shadow:0 6px 20px rgba(182,130,31,.3);
}
.btn-gold:hover{box-shadow:0 10px 30px rgba(182,130,31,.42);transform:translateY(-2px)}
.btn-navy{background:var(--navy-800);color:#fff;box-shadow:0 6px 20px rgba(30,47,74,.24)}
.btn-navy:hover{background:var(--navy-700);transform:translateY(-2px)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.3);color:#fff}
.btn-ghost:hover{border-color:var(--gold-300);color:var(--gold-300);transform:translateY(-2px)}
.btn-ghost-gold{background:transparent;border-color:var(--gold-400);color:var(--gold-600)}
.btn-ghost-gold:hover{background:var(--gold-400);color:#fff;transform:translateY(-2px);box-shadow:0 8px 24px rgba(182,130,31,.3)}
.btn-outline-navy{background:#fff;border-color:var(--navy-200);color:var(--navy-700)}
.btn-outline-navy:hover{border-color:var(--navy-700);transform:translateY(-2px);box-shadow:var(--shadow-s)}
.btn-lg{padding:16px 34px;font-size:16px}
.btn-sm{padding:10px 20px;font-size:14px}
.w-full{width:100%}
.btn-row{display:flex;flex-wrap:wrap;gap:14px}

.link-arrow{display:inline-flex;align-items:center;gap:7px;font-weight:700;font-size:14.5px;color:var(--gold-600)}
.link-arrow svg{width:16px;height:16px;transition:transform .26s var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}
.section-dark .link-arrow{color:var(--gold-300)}

/* ---------- 7. Hero ---------- */
.hero{
  position:relative;min-height:640px;
  display:flex;align-items:center;
  padding:calc(var(--header-h) + 74px) 0 48px;
  background:linear-gradient(150deg,var(--navy-950) 0%,var(--navy-800) 48%,var(--navy-900) 100%);
  overflow:hidden;color:rgba(255,255,255,.78);
}
.hero-bg{position:absolute;inset:0;z-index:0;opacity:.4}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero-veil{
  position:absolute;inset:0;z-index:1;
  background:
    radial-gradient(1000px 520px at 78% 18%,rgba(214,158,46,.22),transparent 62%),
    radial-gradient(760px 460px at 10% 88%,rgba(72,101,144,.34),transparent 66%),
    linear-gradient(180deg,rgba(6,13,24,.5),rgba(6,13,24,.72));
}
.particles{position:absolute;inset:0;z-index:2;overflow:hidden;pointer-events:none}
.particles i{
  position:absolute;width:3px;height:3px;border-radius:50%;
  background:var(--gold-300);opacity:0;animation:float-up linear infinite;
  box-shadow:0 0 8px rgba(232,199,102,.85);
}
@keyframes float-up{
  0%{transform:translateY(20px) scale(.6);opacity:0}
  18%{opacity:.9}
  82%{opacity:.7}
  100%{transform:translateY(-190px) scale(1.15);opacity:0}
}
/* 首屏容器：与下方各区块共用 .wrap 的左基线（不要给自身设 max-width，否则内容会被居中） */
.hero-inner{position:relative;z-index:3}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:999px;
  background:rgba(214,158,46,.14);border:1px solid rgba(214,158,46,.36);
  font-size:12.5px;font-weight:700;letter-spacing:.12em;color:var(--gold-300);
  text-transform:none;
}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--gold-300);box-shadow:0 0 0 3px rgba(232,199,102,.24)}
.hero h1{
  margin-top:24px;color:#fff;max-width:15em;
  font-size:clamp(34px,6.1vw,68px);line-height:1.14;letter-spacing:-.02em;font-weight:800;
}
.hero h1 .hl{
  background:linear-gradient(120deg,var(--gold-300),var(--gold-500));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:22px;font-size:clamp(15.5px,1.7vw,18.5px);line-height:1.85;color:rgba(255,255,255,.76);max-width:700px}
.hero-actions{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px}
.hero-trust{margin-top:34px;font-size:13.5px;color:rgba(255,255,255,.55);display:flex;flex-wrap:wrap;gap:8px 20px}
.hero-trust span{display:inline-flex;align-items:center;gap:7px}
.hero-trust svg{width:15px;height:15px;color:var(--gold-400)}

/* Hero 内数据条 */
.hero-stats{
  margin-top:52px;display:grid;grid-template-columns:repeat(2,1fr);gap:1px;
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.13);
  border-radius:14px;overflow:hidden;max-width:860px;
}
.hero-stat{background:rgba(9,18,32,.55);padding:20px 18px;backdrop-filter:blur(6px);min-width:0}
/* 数字与金色后缀必须同行；字号随列宽收缩，避免 4 列时换行 */
.hero-stat b{
  display:flex;align-items:baseline;gap:2px;flex-wrap:nowrap;
  font-size:clamp(22px,2.35vw,30px);font-weight:800;color:#fff;line-height:1.1;
  font-variant-numeric:tabular-nums;white-space:nowrap;
}
.hero-stat b em{font-style:normal;font-size:.5em;color:var(--gold-300);font-weight:700;flex:0 0 auto}
.hero-stat span{display:block;margin-top:8px;font-size:13px;color:rgba(255,255,255,.6);letter-spacing:.02em}

/* 内页 Hero（紧凑） */
.page-hero{
  position:relative;padding:calc(var(--header-h) + 52px) 0 48px;
  background:linear-gradient(150deg,var(--navy-950),var(--navy-800) 60%,var(--navy-900));
  color:rgba(255,255,255,.74);overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(820px 380px at 84% 10%,rgba(214,158,46,.2),transparent 62%),
    radial-gradient(600px 320px at 6% 96%,rgba(72,101,144,.3),transparent 66%);
  pointer-events:none;
}
.page-hero .wrap{position:relative;z-index:2}
.page-hero h1{margin-top:16px;color:#fff;font-size:clamp(28px,4.2vw,46px);letter-spacing:-.015em}
.page-hero .sec-sub{margin-top:16px;color:rgba(255,255,255,.7);font-size:16px;max-width:720px}

/* ---------- 8. 通用区块 ---------- */
/* 集团架构 */
.group-wrap{display:grid;gap:34px}
.group-parent{
  position:relative;border-radius:16px;padding:26px 30px;
  background:linear-gradient(135deg,var(--navy-900),var(--navy-700));
  color:#fff;box-shadow:var(--shadow-m);overflow:hidden;
}
.group-parent::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 200px at 88% 0%,rgba(214,158,46,.26),transparent 65%);
}
.group-parent-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;gap:18px;justify-content:space-between}
.group-parent-name{font-size:clamp(19px,2.4vw,25px);font-weight:800;color:#fff;letter-spacing:.01em}
.group-parent-tag{font-size:13px;color:var(--gold-300);letter-spacing:.16em;font-weight:700;margin-top:7px;text-transform:uppercase}
.group-parent-desc{font-size:14.5px;color:rgba(255,255,255,.68);max-width:460px}

.group-connector{display:flex;justify-content:center;position:relative;height:52px}
.group-connector::before{content:"";width:1px;flex:none;height:100%;background:linear-gradient(180deg,var(--gold-400),rgba(214,158,46,.18))}
.group-connector-label{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  background:var(--cream);padding:4px 14px;border-radius:999px;
  font-size:12px;font-weight:700;color:var(--gold-600);letter-spacing:.12em;
  border:1px solid var(--gold-200);white-space:nowrap;
}

.group-grid{display:grid;grid-template-columns:1fr;gap:16px}
.group-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:22px 22px 20px;transition:transform .28s var(--ease),box-shadow .3s var(--ease),border-color .3s;
  overflow:hidden;
}
.group-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--gc,var(--gold-400)),transparent);
  transform:scaleY(0);transform-origin:top;transition:transform .34s var(--ease);
}
.group-card:hover{transform:translateY(-4px);border-color:var(--gold-200);box-shadow:var(--shadow-m)}
.group-card:hover::before{transform:scaleY(1)}
.group-card-top{display:flex;align-items:center;gap:12px}
.group-seal{
  width:38px;height:38px;border-radius:10px;flex:none;display:grid;place-items:center;
  background:var(--gc,var(--navy-700));color:#fff;font-size:13px;font-weight:800;letter-spacing:0;
}
.group-card h3{font-size:15.5px;font-weight:700;line-height:1.42;font-family:var(--font-sans)}
.group-card-tag{margin-top:11px;font-size:13px;color:var(--gold-600);font-weight:700}
.group-card p{margin-top:8px;font-size:13.5px;color:var(--body-soft);line-height:1.68}

.group-culture{
  margin-top:6px;display:flex;flex-wrap:wrap;align-items:center;gap:16px;
  border:1px dashed var(--gold-300);background:linear-gradient(180deg,var(--gold-50),#fff);
  border-radius:14px;padding:20px 24px;
}
.group-culture-badge{
  display:inline-flex;align-items:center;gap:9px;font-size:14px;font-weight:800;color:var(--gold-600);
  flex:none;
}
.group-culture-badge svg{width:20px;height:20px;color:var(--gold-500)}
.group-culture p{font-size:14px;color:#6a5416;flex:1;min-width:260px}

/* 业务卡片网格 */
.grid-4{display:grid;grid-template-columns:1fr;gap:22px}
.grid-3{display:grid;grid-template-columns:1fr;gap:22px}
.grid-2{display:grid;grid-template-columns:1fr;gap:24px}

.biz-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:30px 28px 28px;display:flex;flex-direction:column;
  transition:transform .3s var(--ease),box-shadow .34s var(--ease),border-color .3s;
  overflow:hidden;
}
.biz-card::after{
  content:"";position:absolute;right:-40px;top:-40px;width:150px;height:150px;border-radius:50%;
  background:radial-gradient(circle,rgba(214,158,46,.16),transparent 68%);
  opacity:0;transition:opacity .34s;
}
.biz-card:hover{transform:translateY(-6px);border-color:var(--gold-200);box-shadow:var(--shadow-l)}
.biz-card:hover::after{opacity:1}
.biz-ico{
  width:54px;height:54px;border-radius:14px;display:grid;place-items:center;flex:none;
  background:linear-gradient(140deg,var(--navy-800),var(--navy-600));color:var(--gold-300);
  box-shadow:0 8px 22px rgba(30,47,74,.2);margin-bottom:20px;
}
.biz-ico svg{width:26px;height:26px}
.biz-num{
  position:absolute;right:24px;top:22px;font-family:var(--font-mono);
  font-size:13px;font-weight:700;color:var(--navy-200);letter-spacing:.06em;
}
.biz-card h3{font-size:19.5px;font-family:var(--font-sans)}
.biz-en{margin-top:7px;font-size:10.5px;font-weight:700;letter-spacing:.16em;color:var(--gold-600);text-transform:uppercase}
.biz-card > p{margin-top:13px;font-size:14.5px;color:var(--body-soft);line-height:1.78}
.biz-tags{margin-top:17px;display:flex;flex-wrap:wrap;gap:7px}
.biz-tags span{
  font-size:12.5px;padding:4px 11px;border-radius:999px;
  background:var(--navy-50);color:var(--navy-600);border:1px solid var(--navy-100);
}
.biz-card-foot{margin-top:auto;padding-top:21px}

/* 数据展示 */
.stats-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden;
  grid-auto-rows:1fr;
}
.stat{
  background:#fff;padding:32px 24px;text-align:center;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  transition:background .3s;
}
.stat:hover{background:var(--navy-50)}
.stat b{
  display:flex;align-items:baseline;justify-content:center;gap:2px;flex-wrap:nowrap;
  font-size:clamp(28px,3.1vw,42px);font-weight:800;line-height:1;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;white-space:nowrap;
  background:linear-gradient(135deg,var(--navy-800),var(--navy-500));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat b em{font-style:normal;font-size:.46em;font-weight:700;flex:0 0 auto;
  background:linear-gradient(135deg,var(--gold-500),var(--gold-300));
  -webkit-background-clip:text;background-clip:text;color:transparent;}
.stat span{display:block;margin-top:12px;font-size:14px;color:var(--body-soft);font-weight:500}
.stats-grid-dark{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.12)}
.stats-grid-dark .stat{background:rgba(12,22,38,.5)}
.stats-grid-dark .stat:hover{background:rgba(20,34,56,.7)}
.stats-grid-dark .stat b{background:linear-gradient(135deg,#fff,var(--gold-300));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.stats-grid-dark .stat span{color:rgba(255,255,255,.62)}

/* 作品墙 */
.works-wall{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.work{
  position:relative;border-radius:14px;overflow:hidden;background:var(--navy-900);
  aspect-ratio:3/4;display:block;
}
.work img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease);opacity:.92}
.work:hover img{transform:scale(1.07)}
.work-veil{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,13,24,.1) 0%,rgba(6,13,24,.36) 52%,rgba(6,13,24,.93) 100%);
}
.work-body{position:absolute;inset-inline:0;bottom:0;padding:16px 15px;color:#fff}
.work-cat{
  display:inline-block;font-size:11.5px;font-weight:700;padding:3px 9px;border-radius:5px;
  background:rgba(214,158,46,.9);color:#231a05;letter-spacing:.04em;
}
.work-title{margin-top:9px;font-size:15px;font-weight:700;color:#fff;line-height:1.4}
.work-meta{margin-top:7px;font-size:12px;color:rgba(255,255,255,.68);display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.work-meta svg{width:13px;height:13px;color:var(--gold-300)}
.work-play{
  position:absolute;inset:0;display:grid;place-items:center;opacity:0;transition:opacity .3s;
}
.work:hover .work-play{opacity:1}
.work-play i{
  width:50px;height:50px;border-radius:50%;display:grid;place-items:center;
  background:rgba(214,158,46,.94);box-shadow:0 8px 26px rgba(6,13,24,.4);
}
.work-play svg{width:20px;height:20px;color:#231a05;margin-left:2px}

/* 平台墙 */
.platform-row{
  display:grid;grid-template-columns:repeat(2,1fr);gap:14px;
}
.platform{
  display:flex;align-items:center;gap:13px;padding:17px 20px;border-radius:13px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.11);
  transition:background .28s,border-color .28s,transform .28s var(--ease);
}
.platform:hover{background:rgba(255,255,255,.1);border-color:rgba(232,199,102,.42);transform:translateY(-3px)}
.platform-badge{
  width:44px;height:44px;border-radius:12px;flex:none;display:grid;place-items:center;
  background:#fff;overflow:hidden;box-shadow:0 4px 14px rgba(6,13,24,.3);
}
.platform-badge img{width:30px;height:30px;object-fit:contain;display:block}
/* 个别平台的官方图标本身就是「圆角方块」，放大一点放进白底托盘中，
   避免出现「块中块」的局促感 */
.platform-badge.is-tile img{width:34px;height:34px;border-radius:9px}
.platform-name{font-size:15px;font-weight:700;color:#fff}
.platform-kind{margin-top:4px;font-size:12.5px;color:rgba(255,255,255,.55)}

/* 筛选 */
.filter-bar{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:30px}
.filter-btn{
  padding:9px 19px;border-radius:999px;border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:600;color:var(--body-soft);transition:all .24s var(--ease);
}
.filter-btn:hover{border-color:var(--gold-300);color:var(--gold-600)}
.filter-btn.is-active{
  background:linear-gradient(135deg,var(--navy-800),var(--navy-600));
  border-color:transparent;color:#fff;box-shadow:0 5px 16px rgba(30,47,74,.24);
}
.filter-count{margin-left:auto;font-size:13.5px;color:var(--muted);align-self:center}
.is-hidden{display:none !important}
.empty-hint{
  display:none;padding:52px 20px;text-align:center;color:var(--muted);
  border:1px dashed var(--line);border-radius:14px;font-size:14.5px;
}
.empty-hint.is-shown{display:block}

/* 流程时间线 */
.flow{position:relative;display:grid;gap:0}
.flow-item{
  position:relative;display:grid;grid-template-columns:auto 1fr;gap:20px;
  padding-bottom:34px;
}
.flow-item:last-child{padding-bottom:0}
.flow-item::before{
  content:"";position:absolute;left:21px;top:46px;bottom:0;width:1px;
  background:linear-gradient(180deg,var(--gold-300),var(--gold-100));
}
.flow-item:last-child::before{display:none}
.flow-dot{
  width:43px;height:43px;border-radius:12px;flex:none;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--navy-800),var(--navy-600));color:var(--gold-300);
  font-size:14px;font-weight:800;font-family:var(--font-mono);position:relative;z-index:2;
  box-shadow:0 6px 18px rgba(30,47,74,.18);
}
.flow-body{padding-top:6px;min-width:0}
.flow-body h3{font-size:17.5px;font-family:var(--font-sans);display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.flow-cycle{
  font-size:12px;font-weight:700;padding:3px 10px;border-radius:6px;
  background:var(--gold-100);color:var(--gold-600);border:1px solid var(--gold-200);
}
.flow-body > p{margin-top:11px;font-size:14.5px;color:var(--body-soft);line-height:1.78}
.flow-deliver{margin-top:12px;font-size:13.5px;color:var(--navy-600)}
.flow-deliver b{color:var(--navy-800)}

/* 步骤条 */
.steps{display:grid;grid-template-columns:1fr;gap:16px}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:22px 20px;transition:transform .28s var(--ease),box-shadow .3s,border-color .3s;
}
.step:hover{transform:translateY(-4px);border-color:var(--gold-200);box-shadow:var(--shadow-m)}
.step-n{
  font-family:var(--font-mono);font-size:12.5px;font-weight:700;color:var(--gold-500);
  letter-spacing:.1em;text-transform:uppercase;
}
.step h3{margin-top:10px;font-size:16px;font-family:var(--font-sans)}
.step p{margin-top:9px;font-size:13.8px;color:var(--body-soft);line-height:1.72}

/* 胶囊链 */
.chain-list{display:flex;flex-wrap:wrap;gap:11px;list-style:none;margin:0;padding:0}
.chain-list li{
  display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:700;
  padding:9px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);
  color:var(--navy-700);white-space:nowrap;
}
.chain-list li + li::before{content:"\2192";color:var(--gold-400);font-weight:700;margin-right:2px}
.chain-list li span{color:var(--gold-500);font-family:var(--font-mono);font-size:11px}
.chain-dark li{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14);color:rgba(255,255,255,.84)}

/* 标签页 */
.tabs{display:flex;flex-wrap:wrap;gap:8px;border-bottom:1px solid var(--line);padding-bottom:0;margin-bottom:30px}
.tab-btn{
  padding:12px 20px;border:0;background:transparent;font-size:15px;font-weight:600;
  color:var(--body-soft);border-bottom:2px solid transparent;margin-bottom:-1px;
  transition:color .22s,border-color .22s;
}
.tab-btn:hover{color:var(--navy-700)}
.tab-btn.is-active{color:var(--navy-800);border-bottom-color:var(--gold-400);font-weight:700}
.tab-panel{display:none}
.tab-panel.is-active{display:block;animation:fade-in-up .45s var(--ease) both}
@keyframes fade-in-up{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

/* 通用卡片 */
.card{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px 26px;
  transition:transform .28s var(--ease),box-shadow .3s,border-color .3s;
}
.card-hover:hover{transform:translateY(-4px);border-color:var(--gold-200);box-shadow:var(--shadow-m)}
.card h3{font-size:17.5px;font-family:var(--font-sans)}
.card h4{font-size:15.5px;font-family:var(--font-sans)}
.card p{margin-top:11px;font-size:14.2px;color:var(--body-soft);line-height:1.78}
.card-tight{padding:20px}

/* 在 .card 内部使用的类需带复合选择器，顶住 .card p / .card h3 的权重 */
.card p.card-lead, .card-lead{margin-top:0;font-size:15.5px;color:var(--navy-700);font-weight:500;line-height:1.8}
.card h3.card-title-md, .card-title-md{font-size:17px}
.card p.card-note, .card-note{margin-top:12px;font-size:13px;color:var(--muted);line-height:1.7}

/* 双栏图文 */
.split{display:grid;grid-template-columns:1fr;gap:32px;align-items:start}
.split-media img{width:100%;border-radius:16px;box-shadow:var(--shadow-m)}
.split-body .sec-title{margin-bottom:0}
.split-body > p{margin-top:16px;font-size:15px;color:var(--body-soft);line-height:1.85}

/* 定义列表 */
.deflist{display:grid;gap:0;border-top:1px solid var(--line)}
.deflist > div{
  display:grid;grid-template-columns:96px 1fr;gap:16px;
  padding:15px 0;border-bottom:1px solid var(--line);
}
.deflist dt,.deflist .dl-k{font-size:13.5px;font-weight:700;color:var(--gold-600)}
.deflist dd,.deflist .dl-v{margin:0;font-size:14.2px;color:var(--body-soft);line-height:1.75}

/* 特性列表 */
.feat-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.feat-list li{display:flex;gap:11px;align-items:flex-start;font-size:14.2px;color:var(--body-soft);line-height:1.72}
.feat-list svg{width:17px;height:17px;flex:none;color:var(--gold-500);margin-top:4px}

/* 引用/顾问视角 */
.quote{
  position:relative;background:linear-gradient(180deg,var(--gold-50),#fff);
  border:1px solid var(--gold-200);border-radius:14px;padding:24px 26px 24px 30px;
}
.quote::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--gold-400),var(--gold-200));
}
.quote-label{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--gold-600);text-transform:uppercase}
.quote p{margin-top:11px;font-size:14.5px;color:#6a5416;line-height:1.82}

/* 自查清单 */
.checklist{display:grid;gap:11px}
.check-item{
  display:flex;align-items:flex-start;gap:12px;padding:14px 17px;
  background:#fff;border:1px solid var(--line);border-radius:11px;cursor:pointer;
  transition:border-color .24s,background .24s;
}
.check-item:hover{border-color:var(--gold-300);background:var(--gold-50)}
.check-item input{
  appearance:none;-webkit-appearance:none;width:19px;height:19px;flex:none;margin-top:3px;
  border:1.6px solid var(--navy-300);border-radius:5px;background:#fff;position:relative;
  transition:all .2s;cursor:pointer;
}
.check-item input:checked{background:var(--gold-400);border-color:var(--gold-400)}
.check-item input:checked::after{
  content:"";position:absolute;left:6px;top:2px;width:5px;height:10px;
  border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg);
}
.check-item span{font-size:14.2px;color:var(--body-soft);line-height:1.7}
.check-result{
  margin-top:18px;padding:18px 22px;border-radius:12px;
  background:linear-gradient(135deg,var(--navy-900),var(--navy-700));color:#fff;
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;justify-content:space-between;
}
.check-result b{font-size:26px;font-weight:800;color:var(--gold-300);font-variant-numeric:tabular-nums}
.check-result p{font-size:13.5px;color:rgba(255,255,255,.68);margin-top:5px}
.check-result-main{min-width:220px}

/* 手风琴 FAQ */
.faq-list{display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:13px;overflow:hidden;transition:border-color .26s,box-shadow .3s}
.faq-item:hover{border-color:var(--gold-200)}
.faq-item.is-open{border-color:var(--gold-300);box-shadow:var(--shadow-s)}
.faq-q{
  width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  padding:19px 22px;background:transparent;border:0;text-align:left;
  font-size:15.5px;font-weight:700;color:var(--ink);line-height:1.6;
}
.faq-icon{
  width:24px;height:24px;flex:none;border-radius:7px;display:grid;place-items:center;
  background:var(--navy-50);color:var(--navy-700);transition:transform .3s var(--ease),background .24s,color .24s;
  margin-top:1px;
}
.faq-icon svg{width:14px;height:14px}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--gold-400);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .38s var(--ease)}
.faq-a-inner{padding:0 22px 21px;font-size:14.2px;color:var(--body-soft);line-height:1.82}
.faq-a-inner p + p{margin-top:12px}

/* ---------- 9. 作品/资讯列表 ---------- */
.news-list{display:grid;gap:16px}
.news-item{
  display:grid;grid-template-columns:1fr;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 24px;
  transition:transform .28s var(--ease),box-shadow .3s,border-color .3s;
}
.news-item:hover{transform:translateY(-3px);border-color:var(--gold-200);box-shadow:var(--shadow-m)}
.news-date{
  font-family:var(--font-mono);font-size:13px;color:var(--muted);
  display:flex;align-items:center;gap:9px;flex-wrap:wrap;
}
.news-cat{
  font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:5px;
  background:var(--navy-50);color:var(--navy-600);border:1px solid var(--navy-100);
  font-family:var(--font-sans);
}
.news-cat.is-corp{background:var(--gold-100);color:var(--gold-600);border-color:var(--gold-200)}
.news-item h3{font-size:17px;font-family:var(--font-sans)}
.news-item h3 a{transition:color .2s}
.news-item h3 a:hover{color:var(--gold-600)}
.news-item > div > p{margin-top:10px;font-size:14px;color:var(--body-soft);line-height:1.78}
.news-more{margin-top:13px}

/* 数据条（能力/产能） */
.ability-grid{display:grid;grid-template-columns:1fr;gap:18px}
.ability{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;
  display:flex;flex-direction:column;gap:0;
}
.ability-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.ability h3{font-size:16px;font-family:var(--font-sans)}
.ability-ico{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:var(--navy-50);color:var(--navy-600);flex:none}
.ability-ico svg{width:19px;height:19px}
.ability-metrics{margin-top:18px;display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.ability-metrics div{border-left:2px solid var(--gold-300);padding-left:12px}
.ability-metrics b{display:block;font-size:20px;font-weight:800;color:var(--navy-800);font-variant-numeric:tabular-nums;line-height:1.2;white-space:nowrap}
.ability-metrics b em{font-style:normal;font-size:.58em;color:var(--gold-600);margin-left:2px}
.ability-metrics span{display:block;margin-top:5px;font-size:12.5px;color:var(--muted)}
.ability > p{margin-top:17px;font-size:13.8px;color:var(--body-soft);line-height:1.75}

/* 对比表 */
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:14px;background:#fff}
table.cmp{width:100%;border-collapse:collapse;font-size:14px;min-width:560px}
table.cmp th,table.cmp td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
table.cmp thead th{
  background:var(--navy-900);color:#fff;font-weight:700;font-size:13.5px;
  letter-spacing:.03em;white-space:nowrap;
}
table.cmp tbody tr:last-child td{border-bottom:0}
table.cmp tbody tr:hover{background:var(--navy-50)}
table.cmp td:first-child{font-weight:700;color:var(--navy-800);white-space:nowrap}
table.cmp td{color:var(--body-soft);line-height:1.72}

/* 地图 */
.map-card{
  position:relative;border-radius:16px;overflow:hidden;border:1px solid var(--line);
  background:#fff;box-shadow:var(--shadow-s);
}
.map-figure{display:block;position:relative;background:#eef2f8}
.map-figure svg{width:100%;height:auto;display:block}
.map-figure:hover .map-pin{animation:pin-pulse 1.4s ease-in-out infinite}
@keyframes pin-pulse{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
.map-legend{
  display:flex;flex-wrap:wrap;gap:8px 20px;padding:14px 20px;font-size:12.5px;
  color:var(--muted);border-top:1px solid var(--line);background:var(--cream);
}
.map-legend i{display:inline-flex;align-items:center;gap:7px;font-style:normal}
.map-legend i::before{content:"";width:11px;height:11px;border-radius:3px;flex:none}
.map-legend i.road::before{background:#cbd5e1}
.map-legend i.metro::before{background:#d69e2e}
.map-legend i.water::before{background:#a8c8e8}
.map-legend i.pin::before{background:#1e2f4a;border-radius:50%}
.map-actions{display:flex;flex-wrap:wrap;gap:10px;padding:16px 20px;border-top:1px solid var(--line)}

/* ---------- 10. 动效 ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .72s var(--ease),transform .72s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
.reveal-d1{transition-delay:.08s}
.reveal-d2{transition-delay:.16s}
.reveal-d3{transition-delay:.24s}
.reveal-d4{transition-delay:.32s}
.no-anim{opacity:1 !important;transform:none !important;transition:none !important;animation:none !important}

/* ---------- 11. 页脚 ---------- */
.site-footer{
  position:relative;background:linear-gradient(170deg,var(--navy-900),var(--navy-950));
  color:rgba(255,255,255,.62);overflow:hidden;
}
.footer-glow{
  position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(760px 340px at 12% 0%,rgba(214,158,46,.13),transparent 62%),
             radial-gradient(620px 300px at 92% 100%,rgba(72,101,144,.2),transparent 66%);
}
.footer-top{position:relative;z-index:2;display:grid;gap:40px;padding:62px 24px 46px}
.footer-brand{max-width:360px}
.brand-footer .brand-cn{color:#fff}
.brand-footer .brand-en{color:var(--gold-300)}
.footer-desc{margin-top:20px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.56)}
.footer-tags{margin-top:19px;display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{
  font-size:12px;padding:4px 11px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  color:rgba(255,255,255,.7);
}
.footer-cols{display:grid;grid-template-columns:1fr 1fr;gap:30px 24px}
.footer-h{font-size:13.5px;font-weight:700;color:#fff;letter-spacing:.03em;margin-bottom:16px}
.footer-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.footer-list a,.footer-list span{font-size:13.5px;color:rgba(255,255,255,.6);transition:color .2s;line-height:1.6}
.footer-list a:hover{color:var(--gold-300)}

/* 集团成员列：6 个公司全称较长，等宽四列时该列最窄仅约 156px，
   而「北京诚立会计（集团）有限公司」在默认 13.5px 下需约 189px → 会折行。
   解决办法不是一味缩字号，而是给该列更多宽度（见下方 footer-cols 栅格覆盖），
   这里只做小幅降字号 + 禁止折行兜底。 */
.footer-col-members .footer-list a,
.footer-col-members .footer-list span{font-size:12.5px;white-space:nowrap}

.footer-cinfo{list-style:none;margin:0;padding:0;display:grid;gap:15px}
.footer-cinfo li{display:block}
.fc-label{display:block;font-size:11.5px;font-weight:700;letter-spacing:.12em;color:var(--gold-400);margin-bottom:5px}
.fc-value{display:block;font-size:13.8px;color:rgba(255,255,255,.78);line-height:1.65;transition:color .2s}
a.fc-value:hover{color:var(--gold-300)}
.fc-hint{display:block;margin-top:5px;font-size:12px;color:rgba(255,255,255,.42)}

.footer-qr-row{
  position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;gap:20px;
  justify-content:space-between;padding:0 24px 34px;
}
.footer-qr{display:flex;align-items:center;gap:15px}
/* 二维码尺寸锁死：显式给 width/height，避免 Tailwind Preflight 的 img{max-width:100%} 参与宽度计算 */
.footer-qr img{width:84px;height:84px;border-radius:9px;background:#fff;padding:4px;flex:none}
.footer-qr-txt strong{display:block;font-size:14px;color:#fff;font-weight:700}
.footer-qr-txt span{display:block;margin-top:6px;font-size:12.5px;color:rgba(255,255,255,.5);max-width:420px;line-height:1.6}

.footer-bottom{position:relative;z-index:2;border-top:1px solid rgba(255,255,255,.09)}
.footer-bottom-inner{
  display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between;
  padding:19px 24px;font-size:12.8px;color:rgba(255,255,255,.45);
}
.footer-legal{display:flex;flex-wrap:wrap;align-items:center;gap:9px}
.footer-legal a{color:rgba(255,255,255,.5);transition:color .2s}
.footer-legal a:hover{color:var(--gold-300)}
.footer-sep{opacity:.4}

/* ---------- 12. 悬浮坞 ---------- */
.float-dock{
  position:fixed;right:18px;bottom:26px;z-index:55;
  display:none;flex-direction:column;gap:10px;
}
.float-btn{
  position:relative;width:46px;height:46px;border-radius:13px;
  display:grid;place-items:center;border:1px solid rgba(255,255,255,.14);
  background:linear-gradient(140deg,var(--navy-800),var(--navy-900));color:var(--gold-300);
  box-shadow:0 8px 24px rgba(6,13,24,.3);
  transition:transform .26s var(--ease),box-shadow .3s,color .24s;
}
.float-btn:hover{transform:translateY(-3px) scale(1.04);color:#fff;box-shadow:0 12px 30px rgba(6,13,24,.4)}
.float-btn svg{width:21px;height:21px}
.float-tip{
  position:absolute;right:calc(100% + 10px);top:50%;transform:translateY(-50%) scale(.9);
  background:var(--navy-900);color:#fff;font-size:12.5px;font-weight:600;white-space:nowrap;
  padding:7px 12px;border-radius:8px;opacity:0;pointer-events:none;
  transition:opacity .22s,transform .22s var(--ease);
}
.float-btn:hover .float-tip{opacity:1;transform:translateY(-50%) scale(1)}
/* 返回顶部：未达触发阈值时隐藏；加 .is-shown 后显示
   注意：.float-btn 已声明 transition（含 transform），此处仅补 opacity/visibility 过渡 */
.float-dock .float-top{opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .3s var(--ease),visibility .3s var(--ease),transform .26s var(--ease)}
.float-dock .float-top.is-shown{opacity:1;visibility:visible;pointer-events:auto}

.float-qr{position:relative}
/* 二维码浮层。
   注意：Tailwind Preflight 会给所有 img 加 max-width:100%，而本浮层是
   「right 定位 + 宽度收缩(shrink-to-fit)」的绝对定位盒，包含块 .float-qr 仅 46px，
   会导致浮层宽度塌缩（实测 19px）、内部 img 宽度被算成 0 → 二维码完全不可见。
   因此这里必须给浮层显式宽度(width:max-content)，并给 img 显式 max-width:none。 */
.qr-pop{
  position:absolute;right:calc(100% + 12px);bottom:0;width:max-content;
  background:#fff;border-radius:12px;padding:8px;
  box-shadow:0 16px 40px rgba(6,13,24,.34),0 0 0 1px rgba(255,255,255,.08);
  opacity:0;transform:translateX(8px) scale(.96);pointer-events:none;
  transition:opacity .28s var(--ease),transform .28s var(--ease);
}
/* 指向按钮的小三角：bottom 值 = 按钮半高(23px) − 三角半高(7px)，
   使三角尖端正对按钮垂直中心；图片上下留白对称，故与浮层高度无关 */
.qr-pop::after{
  content:"";position:absolute;left:100%;bottom:16px;margin-left:-1px;
  border:7px solid transparent;border-left-color:#fff;
}
.qr-pop img{width:100px;height:100px;max-width:none;display:block;border-radius:7px}
.float-qr:hover .qr-pop,.qr-pop.is-open{opacity:1;transform:none;pointer-events:auto}
/* 浮层展开时收起「企业微信」文字气泡：它位于按钮内部、DOM 更靠后，
   否则会压在二维码上 */
.float-qr:hover .float-btn .float-tip,
.qr-pop.is-open ~ .float-btn .float-tip{opacity:0}

/* 联系方式大字号 */
.contact-big{
  display:block;margin-top:12px;font-size:19px;font-weight:800;color:var(--navy-800);
  letter-spacing:.01em;word-break:break-all;line-height:1.4;transition:color .22s;
}
a.contact-big:hover{color:var(--gold-600)}
.contact-addr{
  display:block;margin-top:12px;font-size:14.5px;font-weight:600;color:var(--navy-700);line-height:1.7;
}
/* 在 .card 内部需顶住 .card p 的权重 */
.card p.contact-addr, .card p.contact-big{margin-top:12px}
.card .contact-big{margin-top:12px;font-size:19px;font-weight:800;color:var(--navy-800)}
/* 企业微信卡片内的二维码：卡片内仅此一个元素，水平居中（block + auto 外边距）
   以平衡左右留白；顶部留 16px 与 h3 拉开呼吸感。显式写 width/height，
   避免受 Tailwind Preflight 的 img{max-width:100%} 影响。 */
.card .contact-qr{
  display:block;width:112px;height:112px;max-width:none;
  margin:16px auto 0;border-radius:9px;border:1px solid var(--line);
}

/* ---------- 13. 表单 ---------- */
.form-wrap{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px 28px;box-shadow:var(--shadow-s)}
.form-grid{display:grid;grid-template-columns:1fr;gap:18px}
.field{display:grid;gap:8px}
.field label{font-size:13.5px;font-weight:700;color:var(--navy-800)}
.field .req{color:#d64545;margin-left:3px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 15px;border:1px solid var(--line);border-radius:10px;
  font-size:14.5px;font-family:inherit;color:var(--ink);background:#fdfefe;
  transition:border-color .22s,box-shadow .22s,background .22s;
}
.field textarea{min-height:126px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:#a8b3c2}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--gold-400);background:#fff;
  box-shadow:0 0 0 3px rgba(214,158,46,.14);
}
.field select{
  appearance:none;-webkit-appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235b6b84' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:17px;
  padding-right:42px;
}
.field-err{font-size:12.5px;color:#d64545;display:none}
.field.has-err input,.field.has-err select,.field.has-err textarea{border-color:#e58c8c;background:#fff8f8}
.field.has-err .field-err{display:block}
.form-note{font-size:12.5px;color:var(--muted);line-height:1.7}
.form-foot{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:22px}
.form-toast{
  display:none;margin-top:18px;padding:15px 19px;border-radius:11px;font-size:14px;
  background:linear-gradient(180deg,#f1f8f2,#fff);border:1px solid #bcdcc3;color:#276638;
}
.form-toast.is-shown{display:block;animation:fade-in-up .4s var(--ease) both}
.wecom-entry{
  display:flex;flex-wrap:wrap;align-items:center;gap:16px;justify-content:space-between;
  border:1px solid var(--gold-200);background:linear-gradient(180deg,var(--gold-50),#fff);
  border-radius:14px;padding:18px 22px;margin-bottom:26px;
}
.wecom-entry-txt strong{display:block;font-size:15px;color:var(--navy-800)}
.wecom-entry-txt span{display:block;margin-top:6px;font-size:13px;color:#6a5416;line-height:1.65}

/* ---------- 14. CTA 区 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:20px;
  background:linear-gradient(135deg,var(--navy-900),var(--navy-700) 62%,var(--navy-900));
  padding:52px 42px;color:rgba(255,255,255,.72);
  box-shadow:var(--shadow-l);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(620px 280px at 88% 6%,rgba(214,158,46,.25),transparent 64%),
             radial-gradient(480px 240px at 4% 100%,rgba(72,101,144,.28),transparent 66%);
}
.cta-band-inner{position:relative;z-index:2;display:grid;gap:26px}
.cta-band h2{color:#fff;font-size:clamp(23px,3vw,33px);letter-spacing:-.01em}
.cta-band p{margin-top:14px;font-size:15.5px;color:rgba(255,255,255,.7);max-width:640px;line-height:1.8}

/* 中式纹样分隔 */
.pattern-line{
  height:1px;border:0;margin:0;
  background:linear-gradient(90deg,var(--gold-400) 0,var(--gold-400) 56px,rgba(214,158,46,.26) 56px,transparent 100%);
}

/* 团队/角色卡 */
.ip-grid{display:grid;grid-template-columns:1fr;gap:22px}
.ip-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;
  transition:transform .3s var(--ease),box-shadow .34s,border-color .3s;display:flex;flex-direction:column;
}
.ip-card:hover{transform:translateY(-5px);border-color:var(--gold-200);box-shadow:var(--shadow-l)}
.ip-figure{aspect-ratio:1/1;background:linear-gradient(150deg,var(--navy-800),var(--navy-600));position:relative;overflow:hidden}
.ip-figure img{width:100%;height:100%;object-fit:cover}
.ip-badge{
  position:absolute;left:14px;top:14px;font-size:11.5px;font-weight:700;
  padding:4px 11px;border-radius:6px;background:rgba(214,158,46,.94);color:#231a05;
}
.ip-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.ip-body h3{font-size:17.5px;font-family:var(--font-sans)}
.ip-role{margin-top:7px;font-size:12.5px;font-weight:700;letter-spacing:.1em;color:var(--gold-600);text-transform:uppercase}
.ip-body > p{margin-top:12px;font-size:14px;color:var(--body-soft);line-height:1.75}
.ip-metrics{margin-top:18px;display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding-top:17px;border-top:1px solid var(--line)}
.ip-metrics div{text-align:center}
.ip-metrics b{display:block;font-size:16.5px;font-weight:800;color:var(--navy-800);font-variant-numeric:tabular-nums;white-space:nowrap}
.ip-metrics b em{font-style:normal;font-size:.62em;color:var(--gold-600)}
.ip-metrics span{display:block;margin-top:5px;font-size:11.5px;color:var(--muted);line-height:1.4}

/* 设备/团队 */
.spec-grid{display:grid;grid-template-columns:1fr;gap:16px}
.spec{background:#fff;border:1px solid var(--line);border-radius:13px;padding:20px 22px}
.spec h3{font-size:15.5px;font-family:var(--font-sans);display:flex;align-items:center;gap:10px}
.spec h3 svg{width:18px;height:18px;color:var(--gold-500);flex:none}
.spec ul{margin:13px 0 0;padding:0;list-style:none;display:grid;gap:8px}
.spec ul li{font-size:13.8px;color:var(--body-soft);line-height:1.7;position:relative;padding-left:18px}
.spec ul li::before{content:"";position:absolute;left:2px;top:.66em;width:6px;height:6px;border-radius:2px;
  background:linear-gradient(135deg,var(--gold-400),var(--gold-300));transform:rotate(45deg)}

/* 案例 */
.case-grid{display:grid;grid-template-columns:1fr;gap:22px}
.case{
  background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;
  display:flex;flex-direction:column;transition:transform .3s var(--ease),box-shadow .34s,border-color .3s;
}
.case:hover{transform:translateY(-5px);border-color:var(--gold-200);box-shadow:var(--shadow-l)}
.case-media{aspect-ratio:16/10;background:var(--navy-100);overflow:hidden}
.case-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.case:hover .case-media img{transform:scale(1.05)}
.case-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.case-kind{font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--gold-600);text-transform:uppercase}
.case-body h3{margin-top:10px;font-size:17px;font-family:var(--font-sans);line-height:1.5}
.case-row{margin-top:14px}
.case-row b{display:block;font-size:12.5px;color:var(--navy-600);font-weight:700;letter-spacing:.04em}
.case-row p{margin-top:5px !important;font-size:13.8px;color:var(--body-soft);line-height:1.72}
.case-foot{margin-top:auto;padding-top:18px;font-size:12.5px;color:var(--muted)}

/* ---------- 15. 响应式 ---------- */
@media (min-width:560px){
  .group-grid{grid-template-columns:repeat(2,1fr)}
  .grid-2{grid-template-columns:repeat(2,1fr)}
  .works-wall{grid-template-columns:repeat(2,1fr)}
  .platform-row{grid-template-columns:repeat(3,1fr)}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .ip-grid{grid-template-columns:repeat(2,1fr)}
  .ability-grid{grid-template-columns:repeat(2,1fr)}
  .spec-grid{grid-template-columns:repeat(2,1fr)}
  .form-grid{grid-template-columns:repeat(2,1fr)}
  .form-grid .field-full{grid-column:1/-1}
  .flow-item{grid-template-columns:auto 1fr;gap:24px}
  .footer-cols{grid-template-columns:repeat(2,1fr)}
}

@media (min-width:768px){
  body{font-size:16px}
  .section{padding:72px 0}
  .hero-stats{grid-template-columns:repeat(4,1fr)}
  .stats-grid{grid-template-columns:repeat(4,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(3,1fr)}
  .works-wall{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .platform-row{grid-template-columns:repeat(3,1fr)}
  .footer-cols{grid-template-columns:repeat(4,1fr)}
  .footer-top{grid-template-columns:1fr;gap:44px}
  .cta-band{padding:60px 52px}
  .cta-band-inner{grid-template-columns:1fr auto;align-items:center}
  .split{gap:44px}
  .news-item{grid-template-columns:150px 1fr;gap:24px}
  .deflist > div{grid-template-columns:120px 1fr}
}

@media (min-width:1024px){
  .topbar{display:block}
  .header-inner{height:74px}
  :root{--header-h:150px}
  .main-nav{display:flex}
  .header-cta.header-cta{display:inline-flex}
  .nav-toggle{display:none}
  .hero{padding:calc(var(--header-h) + 92px) 0 72px;min-height:720px}
  .page-hero{padding:calc(var(--header-h) + 62px) 0 72px}
  .grid-4{grid-template-columns:repeat(4,1fr)}
  .ip-grid{grid-template-columns:repeat(3,1fr)}
  .case-grid{grid-template-columns:repeat(3,1fr)}
  .ability-grid{grid-template-columns:repeat(4,1fr)}
  .spec-grid{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(4,1fr)}
  .split-2{grid-template-columns:1.05fr .95fr;align-items:start}
  .split-media-right{order:2}
  .float-dock{display:flex}
  .footer-top{grid-template-columns:minmax(280px,1.15fr) 2fr}
  .footer-qr-row{padding-bottom:40px}
}

@media (min-width:1024px) and (max-width:1279px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .ip-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .ability-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:767px){
  .nav-a{font-size:14px}
  .sec-head{margin-bottom:38px}
  .hero{min-height:0}
  .cta-band{padding:34px 24px}
  .form-wrap{padding:24px 20px}
  .chain-list{flex-direction:column;align-items:flex-start}
  .chain-list li{width:100%;justify-content:flex-start}
  .chain-list li + li::before{content:"\2193";margin:0 0 0 0;position:absolute;margin-top:-18px}
  .chain-list li + li{margin-top:24px;position:relative}
  .deflist > div{grid-template-columns:88px 1fr;gap:12px}
  .footer-top{padding:48px 20px 38px}
  .footer-qr-row{padding:0 20px 28px}
  .footer-bottom-inner{padding:17px 20px}
  .cta-band-inner .btn-row{gap:11px}
  .float-dock{right:13px;bottom:18px}
}

/* 同图奇数项跨满整行（如 3 项统计） */
.stats-grid.is-three{grid-template-columns:repeat(2,1fr)}
@media (min-width:768px){ .stats-grid.is-three{grid-template-columns:repeat(3,1fr)} }
.stats-grid.is-three .stat:last-child:nth-child(odd){grid-column:1/-1}
@media (min-width:768px){ .stats-grid.is-three .stat:last-child:nth-child(odd){grid-column:auto} }

/* 打印 */
@media print{
  .site-header,.float-dock,.drawer,.drawer-mask,.hero-bg,.particles{display:none !important}
  body{background:#fff}
  .hero,.page-hero{padding-top:20px;background:#fff;color:#000}
  .hero h1,.page-hero h1{color:#000}
}

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

/* ============================================================
   覆盖层：集团子公司网格（必须置于「15. 响应式」之后）
   5 家子公司排成 6 列栅格 → 前 3 家各跨 2 列（一行 3 个），
   后 2 家各跨 3 列（一行 2 个），避免最后一行落单。
   ============================================================ */
@media (min-width:1024px){
  .group-grid{grid-template-columns:repeat(6,1fr)}
  .group-grid .group-card{grid-column:span 2}
  .group-grid .group-card:nth-child(4),
  .group-grid .group-card:nth-child(5){grid-column:span 3}
}

/* ============================================================
   覆盖层：页脚「集团成员」列加宽（必须置于「15. 响应式」之后）
   四列等宽时该列仅约 156–171px，装不下 12.5px 的
   「北京诚立会计（集团）有限公司」（约 175px）→ 会折行。
   这里把四列改成不等宽：集团成员列固定更宽，其余三列按比例分剩余空间。
   ============================================================ */
@media (min-width:1024px){
  /* 集团成员列给到 minmax(190px,1.15fr)，确保 175px 的长名有约 15px 余量 */
  .footer-cols{grid-template-columns:1fr 1fr minmax(190px,1.15fr) 1fr}
}
@media (min-width:1024px) and (max-width:1279px){
  /* 该区间 .footer-cols 最窄，集团成员列需再多一点空间 */
  .footer-cols{grid-template-columns:1fr 1fr minmax(186px,1.2fr) 1fr;gap:30px 18px}
}