/* ==========================================================================
   南昌鑫宇财务咨询有限公司 · 官网样式
   风格：简约大气 / 留白充分 / 深蓝 + 香槟金
   ========================================================================== */

:root{
  --ink:#132A41;
  --ink-soft:#3C5670;
  --muted:#7C8D9E;
  --line:#E5EAF0;
  --line-soft:#EFF3F7;
  --bg:#FFFFFF;
  --bg-alt:#F6F8FA;
  --brand:#0F4C81;
  --brand-dark:#0A3A63;
  --brand-soft:#EDF3F9;
  --gold:#B8902F;
  --gold-soft:#F8F3E7;
  --radius:6px;
  --wrap:1180px;
  --header-h:76px;      /* 顶栏高度，导航抽屉定位依赖此变量 */
  --gut:24px;           /* 容器左右内边距 */
  --sec-y:88px;         /* 区块上下留白 */
  --tap:44px;           /* 移动端最小触控尺寸 */
  --shadow-sm:0 1px 2px rgba(19,42,65,.04), 0 8px 24px -16px rgba(19,42,65,.18);
  --shadow-md:0 2px 4px rgba(19,42,65,.05), 0 24px 48px -28px rgba(19,42,65,.28);
  --serif:"Songti SC","STSong","Noto Serif SC","Source Han Serif SC",Georgia,"SimSun",serif;
  --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:15px;
  line-height:1.8;
  color:var(--ink-soft);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--gold)}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:600;line-height:1.35;letter-spacing:.01em}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.2em}
li{margin:.35em 0}
button{font-family:inherit;font-size:inherit;cursor:pointer}
::selection{background:var(--brand);color:#fff}

/* ---------- layout ---------- */
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.wrap--narrow{max-width:960px}
.section{padding:var(--sec-y) 0}
.section--tight{padding:calc(var(--sec-y) * .72) 0}
.section--alt{background:var(--bg-alt)}
.section-head{max-width:760px;margin:0 0 44px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--gold);font-weight:600;margin-bottom:14px;
}
.section-title{font-family:var(--serif);font-size:32px;line-height:1.4;letter-spacing:.02em}
.section-sub{margin-top:14px;color:var(--muted);font-size:15px}
.hr-gold{width:44px;height:2px;background:var(--gold);border:0;margin:20px 0}
.section-head--center .hr-gold{margin-left:auto;margin-right:auto}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:var(--radius);
  border:1px solid transparent;font-size:15px;font-weight:500;
  transition:all .2s ease;white-space:nowrap;
}
.btn--primary{background:var(--brand);color:#fff}
.btn--primary:hover{background:var(--brand-dark);color:#fff}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn--gold{background:var(--gold);color:#fff}
.btn--gold:hover{background:#a37f26;color:#fff}
.btn--sm{height:38px;padding:0 18px;font-size:14px}
.btn--block{width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(150%) blur(8px);border-bottom:1px solid var(--line);
}
.site-header__inner{display:flex;align-items:center;gap:28px;height:var(--header-h)}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand__logo{height:50px;width:auto;display:block}
.footer-brand .brand__logo{background:#fff;padding:8px 14px;border-radius:10px;box-sizing:border-box;height:56px;box-shadow:0 1px 4px rgba(0,0,0,.18)}
.brand__mark{
  width:38px;height:38px;border-radius:5px;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:20px;font-weight:700;letter-spacing:0;
}
.brand__text{display:flex;flex-direction:column;line-height:1.15}
.brand__name{font-family:var(--serif);font-size:18px;font-weight:700;color:var(--ink);letter-spacing:.06em}
.brand__sub{font-size:10px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a{
  padding:8px 14px;border-radius:var(--radius);font-size:15px;color:var(--ink-soft);
  position:relative;
}
.nav a:hover{color:var(--brand);background:var(--brand-soft)}
.nav a.is-active{color:var(--brand);font-weight:600}
.nav a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;background:var(--gold);
}
.header-cta{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.header-phone{font-size:14px;color:var(--ink);font-weight:600;letter-spacing:.02em}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;
  border-radius:var(--radius);align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:1.5px;background:var(--ink);transition:.2s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(1000px 460px at 82% -12%, #E8F0F8 0%, rgba(232,240,248,0) 62%),
    linear-gradient(180deg,#FBFCFD 0%,#FFFFFF 100%);
  border-bottom:1px solid var(--line-soft);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--line-soft) 1px,transparent 1px),linear-gradient(90deg,var(--line-soft) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.5),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.5),transparent 78%);
}
.hero__inner{position:relative;z-index:2;padding:96px 0 84px;max-width:820px}
.hero h1{
  font-family:var(--serif);font-size:46px;line-height:1.3;letter-spacing:.02em;margin-bottom:22px;
}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero__lead{font-size:17px;color:var(--ink-soft);max-width:660px;margin-bottom:34px}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:52px}
.hero__stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;
  border-top:1px solid var(--line);padding-top:28px;
}
.hero__stat{padding-right:20px}
.hero__stat b{display:block;font-family:var(--serif);font-size:30px;color:var(--ink);line-height:1.2}
.hero__stat b small{font-size:15px;font-family:var(--sans);font-weight:500;margin-left:2px}
.hero__stat span{font-size:13px;color:var(--muted)}

/* ---------- cards ---------- */
.grid{display:grid;gap:24px}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--4{grid-template-columns:repeat(4,minmax(0,1fr))}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 30px;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-3px);border-color:#CFDCE8;box-shadow:var(--shadow-md)}
.card--roomy{padding:34px 30px}
.card__icon{
  width:44px;height:44px;border-radius:var(--radius);background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;
}
.card__icon svg{width:22px;height:22px}
.card h3{font-size:18px;margin-bottom:10px}
.card__tag{font-size:13px;color:var(--gold);font-weight:600;margin-bottom:10px;letter-spacing:.02em}
.card p{font-size:14.5px;color:var(--ink-soft);margin-bottom:0}
.card__more{margin-top:20px;font-size:14px;font-weight:500;color:var(--brand)}

.points{list-style:none;padding:0;margin:0}
.points li{position:relative;padding-left:20px;font-size:14.5px;color:var(--ink-soft)}
.points li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--gold);
}

/* ---------- 服务页 ---------- */
.svc{
  scroll-margin-top:96px;border-top:1px solid var(--line);padding:72px 0;
}
.svc:first-of-type{border-top:0;padding-top:8px}
.svc__grid{display:grid;grid-template-columns:minmax(0,340px) minmax(0,1fr);gap:56px;align-items:start}
.svc__index{font-family:var(--serif);font-size:44px;color:#DDE6EF;line-height:1;margin-bottom:10px}
.svc__title{font-family:var(--serif);font-size:26px;margin-bottom:12px}
.svc__tagline{color:var(--gold);font-weight:600;font-size:15px;margin-bottom:0}
.svc__body h4{font-size:15px;margin:26px 0 10px;letter-spacing:.02em}
.svc__body h4:first-child{margin-top:0}
.svc__body p{font-size:15px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 0}
.chip{
  font-size:13px;padding:6px 13px;border-radius:999px;background:var(--bg-alt);
  border:1px solid var(--line);color:var(--ink-soft);
}

/* ---------- 案例 ---------- */
.case{border-left:2px solid var(--line);padding:0 0 0 26px;position:relative}
.case:hover{border-left-color:var(--gold)}
.case__meta{font-size:12.5px;letter-spacing:.08em;color:var(--gold);font-weight:600;margin-bottom:8px}
.case h3{font-size:18px;margin-bottom:14px}
.case__row{margin:0 0 12px;font-size:14.5px}
.case__row b{color:var(--ink);font-weight:600;margin-right:6px}
.case__result{
  margin-top:18px;padding:14px 18px;background:var(--gold-soft);border-radius:var(--radius);
  font-size:14.5px;color:#6B5518;
}
.case__result b{color:#4F3E0F}

/* ---------- 资讯 ---------- */
.news-item{
  display:grid;grid-template-columns:112px minmax(0,1fr);gap:26px;
  padding:26px 0;border-bottom:1px solid var(--line);align-items:start;
}
.news-item__date{font-family:var(--serif);color:var(--muted);font-size:13px;letter-spacing:.04em;padding-top:4px}
.news-item__date b{display:block;font-size:26px;color:var(--ink);line-height:1.1;font-weight:600}
.news-item h3{font-size:18px;margin-bottom:8px}
.news-item h3 a:hover{color:var(--brand)}
.news-item p{font-size:14.5px;color:var(--ink-soft);margin-bottom:10px}
.news-item__tags{display:flex;gap:8px;flex-wrap:wrap}
.tag{font-size:12px;color:var(--muted);background:var(--bg-alt);border:1px solid var(--line);padding:3px 10px;border-radius:999px}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:8px}
.filter{
  border:1px solid var(--line);background:#fff;color:var(--ink-soft);
  padding:7px 16px;border-radius:999px;font-size:14px;transition:.18s;
}
.filter:hover{border-color:var(--brand);color:var(--brand)}
.filter.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
.searchbar{display:flex;gap:12px;margin:22px 0 12px;max-width:520px}
.searchbar input{
  flex:1;height:44px;border:1px solid var(--line);border-radius:var(--radius);
  padding:0 14px;font-family:inherit;font-size:15px;color:var(--ink);background:#fff;
}
.searchbar input:focus{outline:none;border-color:var(--brand)}

/* ---------- 文章详情 ---------- */
.article-head{padding:64px 0 34px;border-bottom:1px solid var(--line)}
.article-head__cat{font-size:12.5px;letter-spacing:.14em;color:var(--gold);font-weight:600;margin-bottom:14px}
.article-head h1{font-family:var(--serif);font-size:36px;line-height:1.42;max-width:860px}
.article-head__meta{margin-top:20px;font-size:13.5px;color:var(--muted);display:flex;gap:18px;flex-wrap:wrap}
.article-body{max-width:820px;padding:44px 0 0;font-size:16px;line-height:1.95;color:#2C4258}
.article-body h2{font-family:var(--serif);font-size:24px;margin:40px 0 16px}
.article-body h3{font-size:18px;margin:34px 0 12px;padding-left:14px;border-left:3px solid var(--gold)}
.article-body h4{font-size:16px;margin:26px 0 10px}
.article-body p{margin:0 0 1.15em}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.35em}
.article-body li{margin:.4em 0}
.article-body strong{color:var(--ink);font-weight:600}
.article-body a{border-bottom:1px solid rgba(15,76,129,.35);padding-bottom:1px}
.article-body a:hover{border-bottom-color:var(--gold)}
.article-body img{border-radius:var(--radius);margin:22px 0;border:1px solid var(--line)}
.article-body blockquote{
  margin:22px 0;padding:16px 22px;background:var(--bg-alt);border-left:3px solid var(--brand);
  border-radius:0 var(--radius) var(--radius) 0;color:var(--ink-soft);
}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body th{background:var(--bg-alt);color:var(--ink)}
.article-foot{margin-top:56px;padding-top:32px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}

/* ---------- 联系 ---------- */
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,420px);gap:56px;align-items:start}
.info-list{list-style:none;padding:0;margin:32px 0 0}
.info-list li{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}
.info-list svg{width:20px;height:20px;color:var(--brand);flex:0 0 auto;margin-top:4px}
.info-list .k{font-size:12.5px;color:var(--muted);letter-spacing:.06em;display:block;margin-bottom:2px}
.info-list .v{color:var(--ink);font-size:15.5px;font-weight:500;word-break:break-all}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 30px;box-shadow:var(--shadow-sm)}
.field{margin-bottom:18px}
.field label{display:block;font-size:13.5px;color:var(--ink);margin-bottom:7px;font-weight:500}
.field input,.field textarea,.field select{
  width:100%;border:1px solid var(--line);border-radius:var(--radius);
  padding:11px 13px;font-family:inherit;font-size:15px;color:var(--ink);background:#fff;
}
.field textarea{min-height:110px;resize:vertical;line-height:1.7}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--brand)}
.field--row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-note{font-size:12.5px;color:var(--muted);margin-top:14px}

/* ---------- footer ---------- */
.site-footer{background:#0E2438;color:#96A9BB;padding:64px 0 28px;font-size:14px}
.site-footer a{color:#C6D3DF}
.site-footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.6fr) repeat(3,minmax(0,1fr));gap:40px}
.site-footer h4{color:#fff;font-size:14px;letter-spacing:.1em;margin-bottom:18px;font-weight:600}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin:.55em 0}
.footer-brand .brand__name{color:#fff}
.footer-brand .brand__sub{color:#7E93A6}
.footer-brand p{margin-top:18px;line-height:1.9;max-width:340px}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#7E93A6;
}
/* 备案号（工信部要求置于页脚并可跳转） */
.footer-bottom__legal{display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.footer-icp{
  color:#9FB2C2;text-decoration:none;white-space:nowrap;
  border-bottom:1px dotted rgba(255,255,255,.28);padding-bottom:1px;transition:.2s;
}
.footer-icp:hover{color:#fff;border-bottom-color:rgba(255,255,255,.65)}
.footer-icp:focus-visible{outline:2px solid rgba(255,255,255,.5);outline-offset:3px;border-radius:2px}
.footer-sep{color:#4C6377}

/* ---------- misc ---------- */
.crumbs{font-size:13.5px;color:var(--muted);padding:22px 0 0}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;align-items:center;margin:0;padding:0}
.crumbs li{display:flex;align-items:center;color:var(--muted);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.crumbs li+li::before{content:'/';margin:0 8px;opacity:.6;flex:none}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--brand)}
.crumbs li[aria-current="page"]{color:var(--ink-soft)}
.page-hero{background:var(--bg-alt);border-bottom:1px solid var(--line);padding:60px 0 54px}
.page-hero h1{font-family:var(--serif);font-size:38px;letter-spacing:.02em;margin-top:20px}
.page-hero p{margin-top:16px;max-width:720px;color:var(--ink-soft);font-size:16px}

.state{padding:44px 0;text-align:center;color:var(--muted)}
.state--error{color:#9B3B2E}
.state .btn{margin-top:16px}
.skeleton{background:linear-gradient(90deg,#EEF2F6 25%,#F7FAFC 37%,#EEF2F6 63%);background-size:400% 100%;animation:sk 1.3s ease infinite;border-radius:var(--radius);height:120px}
@keyframes sk{0%{background-position:100% 50%}100%{background-position:0 50%}}

.cta-band{background:var(--brand);color:#fff;padding:56px 0}
.cta-band h2{color:#fff;font-family:var(--serif);font-size:28px;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.82);margin:0;max-width:620px}
.cta-band__inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-band--spaced{margin-top:72px}

.toast{
  position:fixed;left:50%;bottom:34px;transform:translate(-50%,16px);
  background:var(--ink);color:#fff;padding:12px 22px;border-radius:var(--radius);
  font-size:14px;opacity:0;pointer-events:none;transition:.25s;z-index:200;max-width:88vw;
}
.toast.is-show{opacity:1;transform:translate(-50%,0)}
.toast.is-error{background:#9B3B2E}

.up{position:fixed;right:26px;bottom:26px;width:44px;height:44px;border-radius:50%;
  background:#fff;border:1px solid var(--line);color:var(--ink);display:none;
  align-items:center;justify-content:center;box-shadow:var(--shadow-sm);z-index:80}
.up.is-show{display:flex}

/* ---------- 可点击标签 / 相关阅读 ---------- */
a.tag{text-decoration:none;transition:.18s}
a.tag:hover{color:var(--brand);border-color:var(--brand)}
a.filter{text-decoration:none;display:inline-block}
.article-head__cat a{color:inherit;text-decoration:none}
.article-head__cat a:hover{color:var(--brand)}
.related-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:26px}
.related-item{
  display:flex;flex-direction:column;gap:9px;padding:22px 24px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);text-decoration:none;transition:.2s;
}
.related-item:hover{border-color:var(--brand);box-shadow:0 12px 28px rgba(15,76,129,.09);transform:translateY(-2px)}
.related-item__cat{font-size:12px;letter-spacing:.08em;color:var(--gold);font-weight:600}
.related-item b{font-family:var(--serif);font-size:17px;line-height:1.55;color:var(--ink);font-weight:600}
.related-item__date{font-size:12.5px;color:var(--muted)}

/* ---------- office gallery ---------- */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery__item{position:relative;margin:0;border-radius:14px;overflow:hidden;background:#E9EDF1;box-shadow:0 1px 3px rgba(16,35,55,.08)}
.gallery__item img{display:block;width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;transition:transform .5s ease}
.gallery__item:hover img{transform:scale(1.045)}
.gallery__item figcaption{position:absolute;left:0;right:0;bottom:0;padding:44px 16px 13px;font-size:13.5px;letter-spacing:.5px;color:#fff;background:linear-gradient(transparent,rgba(10,22,35,.74));opacity:0;transition:opacity .35s ease}
.gallery__item:hover figcaption{opacity:1}
.office-photo{margin:30px 0 0;border-radius:14px;overflow:hidden;background:#fff;box-shadow:0 1px 3px rgba(16,35,55,.1);border:1px solid #E7ECEF}
.office-photo img{display:block;width:100%;height:auto}
.office-photo figcaption{font-size:13px;color:#7C8D9E;padding:12px 16px;border-top:1px solid #EEF2F5;background:#FBFCFD;line-height:1.6}

/* ---------- wechat qr ---------- */
.hero__inner{max-width:1140px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px 64px;align-items:center}
.hero__copy{max-width:720px}
.hero__qr{display:flex;align-items:center;gap:18px;background:#fff;border:1px solid var(--line);border-top:3px solid #B8902F;border-radius:14px;box-shadow:var(--shadow-md);padding:22px 24px;justify-self:end}
.hero__qr img{width:132px;height:132px;border-radius:8px;flex:none}
.hero__qr-txt b{display:flex;align-items:center;gap:7px;font-size:16px;margin-bottom:10px;color:var(--ink)}
.hero__qr-txt b::before{content:'';width:8px;height:8px;border-radius:50%;background:#22B358;box-shadow:0 0 0 3px rgba(34,179,88,.14)}
.hero__qr-txt span{display:block;font-size:13px;color:var(--muted);line-height:1.95;letter-spacing:.02em}
.hero__qr-txt a{color:var(--ink-soft);font-weight:500}
.hero__stats{grid-column:1/-1}
.footer-qr{display:flex;align-items:center;gap:14px;margin-top:22px}
.footer-qr img{width:88px;height:88px;border-radius:8px;background:#fff;padding:5px;flex:none}
.footer-qr span{line-height:1.8;color:#8FA5B8;font-size:13.5px}
.footer-qr span b{display:block;color:#C6D4DF;font-weight:500;font-size:13.5px;letter-spacing:.05em}
.qr-card{display:flex;align-items:center;gap:20px;margin-top:28px;padding:20px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.qr-card img{width:112px;height:112px;border-radius:8px;border:1px solid #EEF2F5;flex:none}
.qr-card h3{font-size:16px;margin-bottom:8px}
.qr-card p{font-size:14px;color:#7C8D9E;margin:0;line-height:1.8}

/* ---------- 布局工具类（替代内联样式，保证媒体查询可覆盖） ---------- */
.grid--aside{grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:64px;align-items:start}
.grid--cases{gap:48px 56px}
.grid--pair{gap:64px;align-items:start}
.section-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}
.section-head--split > div{max-width:720px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.article-foot__actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 文章正文表格横向滚动容器 ---------- */
.article-body .table-scroll{
  margin:22px 0;overflow-x:auto;-webkit-overflow-scrolling:touch;
  border:1px solid var(--line);border-radius:var(--radius);
}
.article-body .table-scroll table{margin:0;border:0;min-width:520px}
.article-body .table-scroll th:first-child,.article-body .table-scroll td:first-child{border-left:0}
.article-body .table-scroll th:last-child,.article-body .table-scroll td:last-child{border-right:0}
.article-body .table-scroll tr:first-child th,.article-body .table-scroll tr:first-child td{border-top:0}
.article-body .table-scroll tr:last-child td{border-bottom:0}

/* ---------- 移动端导航遮罩 ---------- */
.nav-mask{
  position:fixed;inset:var(--header-h) 0 0;background:rgba(13,30,48,.42);
  opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease;z-index:55;
}
.nav-mask.is-show{opacity:1;visibility:visible}

/* ---------- 移动端底部快捷操作栏 ---------- */
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:90;display:none;
  grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;
  padding:7px 10px calc(7px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.97);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-top:1px solid var(--line);box-shadow:0 -8px 24px -14px rgba(19,42,65,.45);
}
.mobile-bar a,.mobile-bar button{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  height:46px;border-radius:8px;font-size:11.5px;line-height:1.15;color:var(--ink-soft);
  border:0;background:transparent;font-family:inherit;padding:0;
}
.mobile-bar a svg,.mobile-bar button svg{width:19px;height:19px}
.mobile-bar a:active,.mobile-bar button:active{background:var(--brand-soft)}
.mobile-bar a.is-primary,.mobile-bar button.is-primary{background:var(--brand);color:#fff}
.mobile-bar a.is-primary:active,.mobile-bar button.is-primary:active{background:var(--brand-dark)}

/* ---------- 微信二维码弹层 ---------- */
.qr-sheet{
  position:fixed;inset:0;z-index:210;display:none;align-items:center;justify-content:center;
  padding:24px;background:rgba(13,30,48,.52);
}
.qr-sheet.is-show{display:flex}
.qr-sheet__box{
  width:100%;max-width:320px;background:#fff;border-radius:14px;padding:24px 22px 20px;text-align:center;
  box-shadow:0 30px 60px -20px rgba(6,20,35,.55);animation:qrIn .22s ease;
}
@keyframes qrIn{from{transform:translateY(14px) scale(.97);opacity:0}to{transform:none;opacity:1}}
.qr-sheet__box img{width:216px;height:216px;margin:0 auto 14px;border-radius:10px}
.qr-sheet__box h3{font-size:16px;margin-bottom:6px}
.qr-sheet__box p{font-size:13px;color:var(--muted);margin:0 0 16px}
.qr-sheet__box .btn{width:100%}

/* ==========================================================================
   移动端自适应（断点：1200 / 1024 / 980 / 860 / 640 / 480 / 360）
   说明：head 内已有 viewport 声明；下方所有断点均以「先缩小留白 → 再改栅格
   → 再调字号 → 最后处理细节」的顺序递进，保证窄屏下无横向溢出。
   ========================================================================== */

/* 窄于 1200：容器内边距收紧 */
@media (max-width:1200px){
  :root{--gut:22px}
}

/* 窄于 1180：导航空间收紧，先隐去顶栏电话（页脚/联系页/移动端底栏仍有），避免导航换行 */
@media (max-width:1180px){
  .header-cta .header-phone{display:none}
  .nav a{padding:8px 12px}
}

/* 981—1044：七项导航再收紧一档，避免平板横屏挤成两行 */
@media (min-width:981px) and (max-width:1044px){
  .site-header__inner{gap:16px}
  .nav{gap:0}
  .nav a{padding:8px 10px;font-size:14.5px}
  .header-cta{gap:10px}
  .header-cta .btn{padding:0 16px}
}

/* ---------- 平板横屏 / 小笔记本 ---------- */
@media (max-width:1024px){
  .hero__inner{grid-template-columns:minmax(0,1fr);gap:34px;padding:80px 0 68px}
  .hero__qr{justify-self:stretch;max-width:560px}
  .grid--4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .svc__grid{grid-template-columns:1fr;gap:26px}
  .svc{padding:56px 0}
  .contact-grid{grid-template-columns:1fr;gap:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .grid--aside{grid-template-columns:1fr;gap:36px}
  :root{--sec-y:76px}
}

/* ---------- 平板竖屏 ---------- */
@media (max-width:900px){
  .gallery{grid-template-columns:repeat(2,1fr)}
  .hero h1{font-size:36px}
  .grid--pair{gap:44px}
}

/* ---------- 导航折叠：头部改为汉堡菜单 ---------- */
@media (max-width:980px){
  :root{--header-h:64px}
  .site-header__inner{gap:12px}
  .brand__logo{height:42px}
  .header-cta{margin-left:auto;gap:10px}
  .header-cta .header-phone{display:none}
  .nav{
    position:fixed;top:var(--header-h);left:0;right:0;z-index:56;display:none;
    flex-direction:column;align-items:stretch;gap:0;margin:0;
    padding:8px 16px calc(20px + env(safe-area-inset-bottom));
    background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-md);
    max-height:calc(100vh - var(--header-h));
    max-height:calc(100dvh - var(--header-h));
    overflow-y:auto;overscroll-behavior:contain;
  }
  .nav.is-open{display:flex}
  .nav a{padding:14px 4px;border-bottom:1px solid var(--line-soft);font-size:16px;border-radius:0}
  .nav a:last-child{border-bottom:0}
  .nav a:hover{background:transparent}
  .nav a.is-active{background:transparent}
  .nav a.is-active::after{display:none}
  .nav a:active{background:var(--brand-soft)}
  .nav-toggle{display:flex;flex:0 0 auto}
  body.is-nav-open{overflow:hidden}
}

/* ---------- 手机横屏 / 大屏手机 ---------- */
@media (max-width:860px){
  :root{--gut:20px}
  .section-title{font-size:27px}
  .section-head{margin-bottom:32px}
  .hero h1{font-size:33px}
  .hero__lead{font-size:16px}
  .grid--2,.grid--3{grid-template-columns:1fr}
  .grid--cases{gap:34px}
  .news-item{grid-template-columns:1fr;gap:6px;padding:22px 0}
  .news-item__date{display:flex;align-items:baseline;gap:8px;padding:0}
  .news-item__date b{font-size:17px}
  .page-hero{padding:44px 0 40px}
  .page-hero h1{font-size:30px;margin-top:16px}
  .page-hero p{font-size:15px}
  .article-head{padding:38px 0 26px}
  .article-head h1{font-size:27px}
  .article-body{font-size:15.5px;padding-top:32px}
  .article-body h2{font-size:21px;margin:32px 0 14px}
  .article-body h3{font-size:17px;margin:28px 0 12px}
  .article-foot{margin-top:40px}
  .cta-band{padding:44px 0}
  .cta-band h2{font-size:24px}
  .related-list{grid-template-columns:1fr}
}

/* ---------- 手机竖屏 ---------- */
@media (max-width:640px){
  :root{--gut:18px;--sec-y:56px}
  body.has-mobile-bar{padding-bottom:calc(70px + env(safe-area-inset-bottom))}
  .mobile-bar{display:grid}

  /* 头部 */
  .header-cta .btn{height:36px;padding:0 14px;font-size:13.5px}

  /* Hero */
  .hero__inner{padding:44px 0 40px}
  .hero h1{font-size:29px;margin-bottom:16px}
  .hero__lead{font-size:15.5px;margin-bottom:26px}
  .hero__actions{gap:10px;margin-bottom:36px}
  .hero__actions .btn{flex:1 1 100%}
  .hero__qr{padding:16px 18px;gap:16px}
  .hero__qr img{width:108px;height:108px}
  .hero__qr-txt b{font-size:15px;margin-bottom:6px}
  .hero__qr-txt span{font-size:12.5px;line-height:1.8}
  .hero__stats{grid-template-columns:1fr 1fr;row-gap:22px;padding-top:22px}
  .hero__stat{padding-right:12px}
  .hero__stat b{font-size:24px}
  .hero__stat span{font-size:12.5px}

  /* 通用区块 */
  .section-head--split{flex-direction:column;align-items:flex-start;gap:18px}
  .cta-band--spaced{margin-top:44px}
  .card,.card--roomy{padding:26px 22px}
  .svc{padding:42px 0}
  .svc__index{font-size:36px}
  .svc__title{font-size:22px}
  .chips{gap:8px}

  /* CTA 条 */
  .cta-band__inner{flex-direction:column;align-items:flex-start;gap:22px}
  .cta-actions{width:100%}
  .cta-actions .btn,.cta-band__inner > .btn{flex:1 1 100%}

  /* 资讯 / 搜索 */
  .searchbar{flex-direction:column;gap:10px;max-width:none;margin:18px 0 10px}
  .searchbar .btn{width:100%}
  .filters{gap:8px}
  .filter{padding:6px 14px;font-size:13.5px}

  /* 文章 */
  .article-body .table-scroll{margin:18px calc(var(--gut) * -1);border-radius:0;border-left:0;border-right:0}
  .article-body p,.article-body li{overflow-wrap:break-word}
  .article-body a{overflow-wrap:anywhere}
  .article-head__meta{gap:8px 14px;font-size:12.5px}
  .article-foot__actions{width:100%}
  .article-foot__actions .btn{flex:1 1 100%}
  .related-item{padding:18px 20px}

  /* 联系 / 表单 */
  .info-list li{padding:16px 0;gap:12px}
  .info-list .v{font-size:15px}
  .form-card{padding:24px 20px}
  .field input,.field textarea,.field select{font-size:16px;padding:12px 13px} /* 防 iOS 聚焦放大 */
  .field--row{gap:12px}
  .qr-card{flex-direction:column;align-items:center;text-align:center;gap:14px;padding:20px}
  .qr-card img{width:136px;height:136px}

  /* 页脚 */
  .site-footer{padding:48px 0 24px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-brand p{max-width:none}
  .footer-bottom{margin-top:32px;flex-direction:column;gap:8px}
  .footer-qr img{width:78px;height:78px}

  /* 面包屑 / 相册 / 悬浮件 */
  .crumbs{padding:16px 0 0;font-size:12.5px}
  .crumbs li{max-width:100%}
  .crumbs li+li::before{margin:0 6px}
  .gallery{gap:12px}
  .gallery__item figcaption{opacity:1;padding:36px 14px 11px;font-size:12.5px}
  .office-photo{border-radius:10px}
  .up{right:14px;bottom:calc(78px + env(safe-area-inset-bottom));width:40px;height:40px}
  .toast{bottom:calc(84px + env(safe-area-inset-bottom))}
}

/* ---------- 小屏手机 ---------- */
@media (max-width:480px){
  :root{--gut:16px;--sec-y:48px}
  .btn{height:44px;padding:0 20px}
  .btn--sm{height:38px}
  .hero h1{font-size:26px}
  .hero__qr{flex-direction:column;align-items:flex-start;gap:14px}
  .hero__qr img{width:124px;height:124px}
  .section-title{font-size:22px}
  .page-hero h1{font-size:25px}
  .article-head h1{font-size:22px}
  .article-body{font-size:15px}
  .grid--4{grid-template-columns:1fr}
  .field--row{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr}
  .gallery__item img{aspect-ratio:4/3}
  .qr-sheet__box{padding:20px 18px 16px}
  .qr-sheet__box img{width:190px;height:190px}
  .form-card{padding:20px 16px}
  .card,.card--roomy{padding:22px 18px}
}

/* ---------- 超窄屏（iPhone SE / 折叠屏外屏） ---------- */
@media (max-width:360px){
  .brand__logo{height:34px}
  .header-cta .btn{padding:0 11px;font-size:13px}
  .nav-toggle{width:38px;height:38px}
  .hero h1{font-size:24px}
  .hero__stats{grid-template-columns:1fr}
  .hero__stat{padding-right:0}
  .mobile-bar a,.mobile-bar button{font-size:11px}
  .mobile-bar a svg,.mobile-bar button svg{width:18px;height:18px}
}

/* ---------- 横屏矮屏（手机横放） ---------- */
@media (max-height:520px) and (orientation:landscape){
  .hero__inner{padding:36px 0 32px}
  .hero__stats{row-gap:18px}
  .mobile-bar{display:none}
  body.has-mobile-bar{padding-bottom:0}
}

/* ==========================================================================
   常见问题（FAQ）
   ========================================================================== */
.faq-layout{display:grid;grid-template-columns:minmax(0,1fr) 312px;gap:56px;align-items:start}
.faq-group[hidden],.faq-item[hidden]{display:none}

/* 工具条：搜索 + 主题筛选 */
.faq-tools{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;margin-bottom:20px}
.faq-search{position:relative;flex:1 1 250px;max-width:360px}
.faq-search__ico{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:17px;height:17px;color:var(--muted);pointer-events:none}
.faq-search input{
  width:100%;height:44px;padding:0 16px 0 40px;border:1px solid var(--line);border-radius:var(--radius);
  background:#fff;font-family:inherit;font-size:14.5px;color:var(--ink);transition:border-color .18s,box-shadow .18s;
  -webkit-appearance:none;appearance:none;
}
.faq-search input::placeholder{color:#A2B0BD}
.faq-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,76,129,.08)}
.faq-search input::-webkit-search-cancel-button{-webkit-appearance:none}

.faq-tabs{display:flex;gap:8px;flex-wrap:wrap}
.faq-tab{
  height:36px;padding:0 15px;border:1px solid var(--line);border-radius:999px;background:#fff;
  font-size:13.5px;color:var(--ink-soft);white-space:nowrap;transition:all .18s;
}
.faq-tab span{font-size:11.5px;color:var(--muted);margin-left:6px}
.faq-tab:hover{border-color:var(--brand);color:var(--brand)}
.faq-tab.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
.faq-tab.is-active span{color:rgba(255,255,255,.72)}

.faq-meta{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.faq-meta__count{margin:0;font-size:13px;color:var(--muted)}
.faq-meta__count b{color:var(--ink);font-weight:600}
.faq-expand{background:none;border:0;padding:6px 0;font-size:13px;color:var(--brand);white-space:nowrap}
.faq-expand:hover{color:var(--gold)}

/* 分组 */
.faq-group{padding-top:34px;scroll-margin-top:calc(var(--header-h) + 20px)}
.faq-group+.faq-group{margin-top:14px;border-top:1px dashed var(--line)}
.faq-group__head{display:flex;gap:14px;align-items:flex-start}
.faq-group__no{font-family:var(--serif);font-size:13px;letter-spacing:.1em;color:var(--gold);padding-top:7px;flex:none}
.faq-group__head h2{font-family:var(--serif);font-size:21px;letter-spacing:.02em}
.faq-group__head p{font-size:13px;color:var(--muted);margin:7px 0 0;line-height:1.7}
.faq-items{border-top:1px solid var(--line);margin-top:18px}

/* 单条问答 */
.faq-item{border-bottom:1px solid var(--line);scroll-margin-top:calc(var(--header-h) + 24px)}
.faq-item summary{display:flex;align-items:flex-start;gap:14px;padding:20px 0;cursor:pointer;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::marker{content:''}
.faq-item__idx{font-family:var(--serif);font-size:12.5px;color:#A9B6C2;padding-top:6px;min-width:20px;flex:none}
.faq-item summary h3{
  flex:1;margin:0;font-size:16.5px;font-weight:600;line-height:1.65;color:var(--ink);
  letter-spacing:.01em;transition:color .18s;
}
.faq-item summary:hover h3{color:var(--brand)}
.faq-item[open] summary h3{color:var(--brand)}
.faq-item__ico{
  position:relative;flex:none;width:22px;height:22px;margin-top:5px;border:1px solid var(--line);
  border-radius:50%;transition:transform .2s,background .2s,border-color .2s;
}
.faq-item__ico::before,.faq-item__ico::after{content:'';position:absolute;left:50%;top:50%;background:var(--ink-soft);transform:translate(-50%,-50%);transition:opacity .2s,background .2s}
.faq-item__ico::before{width:9px;height:1.5px}
.faq-item__ico::after{width:1.5px;height:9px}
.faq-item[open] .faq-item__ico{background:var(--brand);border-color:var(--brand);transform:rotate(90deg)}
.faq-item[open] .faq-item__ico::before,.faq-item[open] .faq-item__ico::after{background:#fff}
.faq-item[open] .faq-item__ico::after{opacity:0}
.faq-item__a{
  padding:0 36px 24px 34px;font-size:14.5px;line-height:1.9;color:var(--ink-soft);
  animation:faqIn .2s ease;
}
.faq-item__a p{margin:0 0 .85em}
.faq-item__a p:last-child{margin-bottom:0}
.faq-item__a b{color:var(--ink);font-weight:600}
.faq-item__a a{color:var(--brand);border-bottom:1px solid rgba(15,76,129,.25)}
.faq-item__a a:hover{color:var(--gold);border-color:var(--gold)}
@keyframes faqIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

.faq-empty{padding:60px 0;text-align:center;color:var(--muted);font-size:14px}
.faq-empty p{margin:0}

/* 侧栏咨询卡 */
.faq-aside{position:sticky;top:calc(var(--header-h) + 28px)}
.faq-help{background:var(--bg-alt);border:1px solid var(--line);border-radius:10px;padding:28px 24px}
.faq-help .eyebrow{margin-bottom:10px}
.faq-help h2{font-family:var(--serif);font-size:20px;margin-bottom:10px}
.faq-help>p{font-size:13.5px;color:var(--muted);line-height:1.85;margin-bottom:18px}
.faq-help .btn{width:100%}
.faq-help__qr{display:flex;gap:14px;align-items:center;margin:18px 0;padding-top:18px;border-top:1px solid var(--line)}
.faq-help__qr img{width:92px;height:92px;border-radius:6px;flex:none}
.faq-help__qr span{font-size:12.5px;color:var(--muted);line-height:1.9}
.faq-help__qr b{display:block;color:var(--ink);font-size:13.5px;margin-bottom:2px;font-weight:600}
.faq-help__links{margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}
.faq-help__links h3{font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:8px}
.faq-help__links ul{list-style:none;margin:0;padding:0}
.faq-help__links li{margin:0}
.faq-help__links a{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:9px 0;font-size:13.5px;color:var(--ink-soft);border-bottom:1px solid var(--line-soft)}
.faq-help__links li:last-child a{border-bottom:0}
.faq-help__links a:hover{color:var(--brand)}

/* 首页 FAQ 精选 */
.faq-teaser{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.faq-teaser__item{
  display:flex;gap:14px;align-items:flex-start;padding:20px 22px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);transition:all .2s;
}
.faq-teaser__item:hover{border-color:var(--brand);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.faq-teaser__item span{font-family:var(--serif);font-size:12px;color:var(--gold);padding-top:4px;flex:none}
.faq-teaser__item b{font-size:15px;font-weight:600;color:var(--ink);line-height:1.7}
.faq-teaser__more{margin-top:24px}

@media (max-width:1024px){
  .faq-layout{grid-template-columns:minmax(0,1fr);gap:40px}
  .faq-aside{position:static}
  .faq-help{display:grid;grid-template-columns:1fr auto;gap:6px 32px;align-items:start}
  .faq-help>p{margin-bottom:0}
  .faq-help .btn{width:auto;justify-self:start;margin-top:14px}
  .faq-help__qr{grid-column:2;grid-row:1 / span 3;margin:0;padding:0 0 0 28px;border-top:0;border-left:1px solid var(--line)}
  .faq-help__links{grid-column:1 / -1;margin-top:16px}
  .faq-help__links ul{display:flex;flex-wrap:wrap;gap:0 28px}
  .faq-help__links a{border-bottom:0}
}
@media (max-width:860px){
  .faq-teaser{grid-template-columns:1fr}
}
@media (max-width:640px){
  .faq-tools{flex-direction:column;flex-wrap:nowrap;align-items:stretch;gap:12px}
  .faq-search{max-width:none;flex:none;width:100%}
  .faq-tabs{width:100%}
  .faq-search input{height:46px;font-size:16px} /* 防 iOS 聚焦放大 */
  .faq-tabs{flex-wrap:nowrap;overflow-x:auto;padding-bottom:2px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .faq-tabs::-webkit-scrollbar{display:none}
  .faq-tab{flex:none;height:34px;padding:0 13px;font-size:13px}
  .faq-group{padding-top:28px}
  .faq-group__head h2{font-size:19px}
  .faq-item summary{padding:18px 0;gap:10px}
  .faq-item summary h3{font-size:15.5px}
  .faq-item__a{padding:0 0 20px 30px;font-size:14.5px;line-height:1.85}
  .faq-help{display:block;padding:24px 20px}
  .faq-help>p{margin-bottom:16px}
  .faq-help .btn{width:100%}
  .faq-help__qr{margin:18px 0;padding:18px 0 0;border-top:1px solid var(--line);border-left:0}
  .faq-help__links ul{display:block}
  .faq-help__links a{border-bottom:1px solid var(--line-soft);padding:10px 0}
  .faq-teaser__item{padding:18px 18px}
}
@media (max-width:480px){
  .faq-item__idx{display:none}
  .faq-item__a{padding-left:0}
  .faq-item summary h3{font-size:15px}
}