/* ==========================================================
   诚立集团 ODI 境外投资备案 · Design System v2
   色板：深蓝 #08203A / 金 #C2A15E / 纸白
   版式：单栏区块头（眉标 + 大标题）+ 大字号层级 + 叠层光影
   ========================================================== */

:root{
  /* 色彩 */
  --navy:#08203A;
  --navy-2:#0F3257;
  --navy-3:#051627;
  --navy-4:#12395F;
  --gold:#C2A15E;
  --gold-l:#E4CFA3;
  --gold-d:#9C7C3E;
  --gold-tint:#FAF6EC;
  --ink:#0E1A2B;
  --body:#41505F;
  --muted:#7A8798;
  --line:#E4E9F0;
  --line-2:#EFF2F6;
  --soft:#F6F7F9;
  --white:#fff;

  /* 阴影 */
  --sh-s:0 1px 2px rgba(8,32,58,.05),0 3px 10px rgba(8,32,58,.045);
  --sh-m:0 16px 44px rgba(8,32,58,.10);
  --sh-l:0 34px 74px rgba(8,32,58,.17);

  /* 圆角 / 尺寸 */
  --r:3px;
  --wrap:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);

  /* 字体 */
  --serif:"Source Han Serif SC","Noto Serif SC","Songti SC",STSong,"SimSun",Georgia,serif;
  --sans:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",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:16px;line-height:1.9;
  color:var(--body);background:var(--white);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  counter-reset:sec;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);line-height:1.3;margin:0;font-weight:700;letter-spacing:.005em}
p{margin:0 0 1em;text-wrap:pretty}
ul,ol{margin:0 0 1em;padding-left:1.3em}
li{margin:.35em 0}
::selection{background:rgba(194,161,94,.28)}

/* 键盘焦点：统一金色描边，鼠标点击不触发 */
:where(a,button,select,input,textarea,summary,[tabindex]):focus-visible{
  outline:2px solid var(--gold);outline-offset:3px;
}
:where(a,button):focus:not(:focus-visible){outline:none}

/* 跳转主内容（键盘用户首个可聚焦元素） */
.skip{
  position:absolute;left:50%;top:-64px;transform:translateX(-50%);
  z-index:200;padding:12px 22px;background:var(--navy);color:#fff;
  font-size:13px;letter-spacing:.06em;border-radius:0 0 3px 3px;
  box-shadow:var(--sh-m);transition:top .22s var(--ease);white-space:nowrap;
}
.skip:focus{top:0;outline:2px solid var(--gold);outline-offset:-4px}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}
.wrap-narrow{max-width:880px;margin:0 auto;padding:0 28px}

/* ==========================================================
   顶部信息条
   ========================================================== */
.topbar{background:var(--navy-3);color:rgba(255,255,255,.6);font-size:12.5px;line-height:1;position:relative}
.topbar::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,rgba(194,161,94,.45),rgba(194,161,94,.06) 40%,transparent)}
.topbar__in{display:flex;align-items:center;justify-content:space-between;height:40px;gap:16px}
.topbar__note{letter-spacing:.08em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar__links{display:flex;align-items:center;gap:14px;white-space:nowrap;letter-spacing:.04em}
.topbar__links a{display:inline-flex;align-items:center;gap:6px;transition:color .2s}
.topbar__links a:hover{color:var(--gold-l)}
.topbar__links svg{display:none;width:13px;height:13px;flex:0 0 auto}
.topbar__links em{font-style:normal}
.topbar__links .topbar__mail{display:none}
.topbar .dot{width:1px;height:10px;background:rgba(255,255,255,.18);display:inline-block}

/* ==========================================================
   页头
   ========================================================== */
.site-head{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s var(--ease),background .3s var(--ease);
}
.site-head.is-stuck{box-shadow:0 10px 30px rgba(8,32,58,.08);border-bottom-color:transparent}
.site-head.is-nav{z-index:100}
.head__in{display:flex;align-items:center;gap:30px;height:84px;transition:height .3s var(--ease)}
.site-head.is-stuck .head__in{height:72px}

.brand{display:flex;align-items:center;gap:13px;flex:0 0 auto}
.brand__mark{width:46px;height:46px;flex:0 0 auto;color:var(--navy);display:block;transition:transform .4s var(--ease)}
.brand:hover .brand__mark{transform:rotate(-4deg)}
.brand__mark svg{width:100%;height:100%;display:block}
.brand__txt{display:flex;flex-direction:column;line-height:1.2}
.brand__txt strong{font-family:var(--serif);font-size:19px;color:var(--navy);letter-spacing:.1em}
.brand__txt small{font-size:9.5px;letter-spacing:.2em;color:var(--muted);margin-top:5px;text-transform:uppercase}

.nav{flex:1 1 auto;display:flex;justify-content:center}
.nav__list{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.nav__list>li{position:relative}
.nav__list>li>a{
  display:block;padding:0 13px;font-size:14.5px;color:var(--ink);line-height:84px;white-space:nowrap;
  position:relative;transition:color .22s;letter-spacing:.02em;
}
.site-head.is-stuck .nav__list>li>a{line-height:72px}
.nav__list>li>a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:24px;height:1.5px;
  background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .32s var(--ease);
}
.site-head.is-stuck .nav__list>li>a::after{bottom:18px}
.nav__list>li>a:hover{color:var(--navy)}
.nav__list>li>a:hover::after,.nav__list>li>a.is-active::after{transform:scaleX(1)}
.nav__list>li>a.is-active{color:var(--navy);font-weight:600}

.head__cta{
  flex:0 0 auto;display:flex;align-items:center;gap:9px;white-space:nowrap;
  background:var(--navy);color:#fff;padding:12px 18px;border-radius:2px;
  font-size:13px;letter-spacing:.06em;transition:background .25s,box-shadow .25s,transform .25s;
  border:1px solid rgba(194,161,94,.35);
}
.head__cta:hover{background:var(--navy-2);transform:translateY(-1px);box-shadow:0 12px 26px rgba(8,32,58,.22)}
.head__cta svg{width:15px;height:15px;color:var(--gold-l)}
.head__cta b{font-family:var(--serif);font-size:15px;letter-spacing:.05em;white-space:nowrap}

/* 移动端菜单键：与集团官网移动端保持一致（白底圆角 + 三条横线） */
.burger{
  display:none;width:40px;height:40px;flex:0 0 auto;padding:0;
  align-items:center;justify-content:center;flex-direction:column;gap:4.5px;
  border:1px solid #C8D2E0;background:#fff;border-radius:11px;cursor:pointer;
  transition:border-color .25s,box-shadow .25s;-webkit-tap-highlight-color:transparent;
}
.burger span{display:block;width:19px;height:2px;border-radius:2px;background:var(--navy);transition:transform .3s var(--ease),opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

/* 移动端电话胶囊按钮（≤1023 显示） */
.head__tel{
  display:none;flex:0 0 auto;align-items:center;gap:7px;white-space:nowrap;
  background:linear-gradient(135deg,#D9BF86,#B8934E);color:#08203A;
  padding:10px 16px;border-radius:999px;font-size:13px;font-weight:600;letter-spacing:.04em;
  box-shadow:0 12px 24px -16px rgba(150,116,54,.9);transition:transform .25s,box-shadow .25s;
}
.head__tel:hover{transform:translateY(-1px);box-shadow:0 14px 28px -14px rgba(150,116,54,.95)}
.head__tel svg{width:14px;height:14px;stroke-width:1.9}
.head__tel b{font-weight:600}

/* 移动端抽屉导航的头部与底部（桌面隐藏） */
.nav__head,.nav__foot{display:none}
.nav-mask{
  position:fixed;inset:0;z-index:90;background:rgba(8,32,58,.46);
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .3s var(--ease),visibility .3s;
  -webkit-backdrop-filter:blur(1.5px);backdrop-filter:blur(1.5px);
}
.nav-mask.is-open{opacity:1;visibility:visible;pointer-events:auto}

/* ==========================================================
   按钮
   ========================================================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:16px 32px;font-size:15px;letter-spacing:.06em;border-radius:2px;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),background .26s,color .26s,border-color .26s;
  border:1px solid transparent;cursor:pointer;font-family:var(--sans);line-height:1;
}
.btn--gold{background:linear-gradient(180deg,#CDB077,#BE9C55);color:#08203A;font-weight:600;
  box-shadow:0 10px 24px rgba(194,161,94,.26)}
.btn--gold:hover{background:linear-gradient(180deg,#DAC08A,#C6A662);box-shadow:0 18px 40px rgba(194,161,94,.4);transform:translateY(-2px)}
.btn--ghost{border-color:rgba(255,255,255,.28);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.09);border-color:rgba(228,207,163,.75);color:var(--gold-l);transform:translateY(-2px)}
.btn--navy{background:var(--navy);color:#fff}
.btn--navy:hover{background:var(--navy-2);transform:translateY(-2px);box-shadow:0 18px 40px rgba(8,32,58,.28)}
.btn--line{border-color:var(--gold);color:var(--navy)}
.btn--line:hover{background:var(--gold);color:#fff}
.btn svg{width:17px;height:17px;flex:0 0 auto}

/* ==========================================================
   区块骨架
   ========================================================== */
.sec{padding:104px 0;position:relative;counter-increment:sec}
.sec--soft{background:var(--soft)}
.sec--navy{background:var(--navy);color:rgba(255,255,255,.74)}
.sec--navy::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:radial-gradient(circle at 50% 0%,#000,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 50% 0%,#000,transparent 72%);
}
.sec--navy>*{position:relative;z-index:2}
.sec--navy h2,.sec--navy h3,.sec--navy h4{color:#fff}
.sec--navy .lead{color:rgba(255,255,255,.62)}

/* ---------- 区块头：单栏大标题 ---------- */
.sec-head{
  position:relative;
  padding-top:36px;margin:0 0 56px;
  border-top:1px solid rgba(8,32,58,.14);
}
.sec-head::before{
  content:"";position:absolute;left:0;top:-1px;width:72px;height:2px;background:var(--gold);
}
.sec--navy .sec-head{border-top-color:rgba(255,255,255,.18)}
.sec--navy .sec-head::before{background:var(--gold)}

.sec-head>.eyebrow{display:inline-flex;margin:0 0 18px}
.sec-head>h2{font-size:clamp(27px,2.5vw,38px);line-height:1.34;letter-spacing:-.005em}
.sec-head>.rule{display:none}

/* 居中变体 */
.sec-head--center{
  text-align:center;border-top:0;padding-top:0;
  max-width:780px;margin:0 auto 56px;
}
.sec-head--center::before{display:none}
.sec-head--center>.eyebrow{justify-content:center;margin:0 0 20px}
.sec-head--center>h2{font-size:clamp(27px,2.6vw,40px)}
.sec-head--center>.rule{display:block;width:52px;height:1px;background:var(--gold);margin:28px auto 0;position:relative}
.sec-head--center>.rule::after{
  content:"";position:absolute;left:50%;top:50%;width:5px;height:5px;background:var(--gold);
  transform:translate(-50%,-50%) rotate(45deg);
}

.sec-head__row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap}
.sec-head__row>.sec-head{flex:1 1 620px}

.eyebrow{
  display:inline-flex;align-items:center;gap:12px;
  font-size:11px;letter-spacing:.26em;color:var(--gold-d);
  text-transform:uppercase;font-weight:700;line-height:1;
}
.eyebrow::before{
  content:counter(sec,decimal-leading-zero);
  font-family:var(--serif);font-size:11.5px;letter-spacing:.08em;color:var(--gold-d);
  padding-right:11px;border-right:1px solid rgba(194,161,94,.45);
}
.sec--navy .eyebrow,.sec--navy .eyebrow::before{color:var(--gold-l)}

.link-more{
  font-size:13.5px;color:var(--navy);letter-spacing:.08em;white-space:nowrap;
  display:inline-flex;align-items:center;gap:9px;padding-bottom:6px;
  border-bottom:1px solid rgba(8,32,58,.2);transition:color .22s,border-color .22s,gap .22s;
}
.link-more::after{content:"→";transition:transform .25s var(--ease)}
.link-more:hover{color:var(--gold-d);border-color:var(--gold);gap:13px}

/* ==========================================================
   Hero
   ========================================================== */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(122deg,#061A2E 0%,#08203A 38%,#0D2C4C 72%,#123B63 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(760px 520px at 80% 14%,rgba(194,161,94,.20),transparent 62%),
    radial-gradient(620px 500px at 4% 96%,rgba(18,57,95,.85),transparent 66%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.4;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:80px 80px;
  mask-image:radial-gradient(circle at 60% 40%,#000 20%,transparent 76%);
  -webkit-mask-image:radial-gradient(circle at 60% 40%,#000 20%,transparent 76%);
}
.hero__in{
  position:relative;z-index:2;display:grid;grid-template-columns:1.06fr .94fr;
  gap:56px;align-items:center;padding-block:96px 168px;
}
.hero__tag{
  display:inline-flex;align-items:center;gap:10px;font-size:11.5px;letter-spacing:.22em;
  color:var(--gold-l);border:1px solid rgba(194,161,94,.34);border-radius:100px;
  padding:8px 18px;margin-bottom:30px;text-transform:uppercase;background:rgba(194,161,94,.07);
}
.hero__tag i{width:5px;height:5px;background:var(--gold);border-radius:50%;display:block;
  box-shadow:0 0 0 4px rgba(194,161,94,.18);animation:tagPulse 2.6s ease-in-out infinite}
@keyframes tagPulse{0%,100%{box-shadow:0 0 0 3px rgba(194,161,94,.18)}50%{box-shadow:0 0 0 7px rgba(194,161,94,.04)}}
.hero h1{
  color:#fff;font-size:clamp(32px,3.6vw,52px);line-height:1.2;letter-spacing:-.012em;
  font-weight:700;max-width:16em;
}
.hero h1 .hero__kicker{
  display:block;font-family:var(--sans);font-size:14px;font-weight:500;
  letter-spacing:.42em;color:rgba(255,255,255,.5);margin-bottom:22px;line-height:1;
}
.hero h1 em{
  display:block;font-style:normal;color:var(--gold-l);position:relative;
  font-size:1.02em;letter-spacing:-.008em;
}
.hero h1 em::after{
  content:"";position:absolute;left:2px;bottom:-14px;width:64px;height:2px;
  background:linear-gradient(90deg,rgba(228,207,163,.95),rgba(228,207,163,.05));
}
.hero h1 .hero__kicker2{
  display:block;font-size:.62em;letter-spacing:.16em;color:#fff;margin-top:34px;font-weight:700;
  font-family:var(--serif);
}
.hero__sub{margin-top:28px;font-size:17px;color:rgba(255,255,255,.72);line-height:2;max-width:31em}
.hero__sub b{color:#fff;font-weight:600;border-bottom:1px solid rgba(194,161,94,.5);padding-bottom:1px}
.hero__btns{display:flex;gap:14px;margin-top:40px;flex-wrap:wrap}
.hero__meta{
  display:grid;gap:13px;margin-top:42px;padding-top:28px;
  border-top:1px solid rgba(255,255,255,.12);
}
.hero__meta div{
  font-size:12.5px;color:rgba(255,255,255,.52);display:flex;align-items:center;gap:11px;
  line-height:1.6;letter-spacing:.04em;
}
.hero__meta svg{width:15px;height:15px;color:var(--gold);flex:0 0 auto}

.hero__art{position:relative;padding:10px}
.hero__art::before{
  content:"";position:absolute;inset:0;border:1px solid rgba(194,161,94,.18);border-radius:2px;
  pointer-events:none;
}
.hero__art::after{
  content:"";position:absolute;inset:auto auto -1px -1px;width:64px;height:64px;
  border-left:1px solid rgba(194,161,94,.6);border-bottom:1px solid rgba(194,161,94,.6);pointer-events:none;
}
.hero__art svg{width:100%;height:auto;display:block}
.route-dash{stroke-dasharray:6 7;animation:dashmove 3.4s linear infinite}
.route-dash.d2{animation-delay:.6s;animation-duration:4.2s}
.route-dash.d3{animation-delay:1.1s;animation-duration:3.8s}
@keyframes dashmove{to{stroke-dashoffset:-120}}
.node-pulse{animation:pulse 2.8s ease-in-out infinite}
.node-pulse.p2{animation-delay:.7s}
.node-pulse.p3{animation-delay:1.3s}
.node-pulse.p4{animation-delay:1.9s}
@keyframes pulse{0%,100%{opacity:.18;r:7}50%{opacity:.05;r:13}}

/* ==========================================================
   信任数据条（叠在 Hero 下沿）
   ========================================================== */
.trust{position:relative;z-index:6;margin-top:-104px;padding:0;background:transparent}
.trust__in{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:linear-gradient(100deg,#0A243E 0%,#123A5F 52%,#0A243E 100%);
  border:1px solid rgba(194,161,94,.26);border-radius:2px;
  box-shadow:0 30px 70px rgba(6,26,46,.3);
}
.trust__item{padding:34px 26px;position:relative;text-align:left}
.trust__item+.trust__item::before{
  content:"";position:absolute;left:0;top:24%;bottom:24%;width:1px;
  background:linear-gradient(180deg,transparent,rgba(255,255,255,.16),transparent);
}
.trust__item b{
  display:block;font-family:var(--serif);font-size:40px;color:#fff;
  line-height:1;letter-spacing:-.01em;
}
.trust__item b span{font-size:17px;color:var(--gold);margin-left:3px;letter-spacing:0}
.trust__item p{margin:12px 0 0;font-size:12.5px;color:rgba(255,255,255,.52);letter-spacing:.1em}
.trust + .sec{padding-top:112px}

/* ==========================================================
   定位陈述带
   ========================================================== */
.statement{position:relative;padding:104px 0 96px;background:var(--white);text-align:center}
.statement::before{
  content:"";position:absolute;left:50%;top:52px;width:1px;height:30px;background:var(--gold);transform:translateX(-50%);
}
.statement blockquote{
  margin:0 auto;max-width:19em;font-family:var(--serif);
  font-size:clamp(23px,2.5vw,34px);line-height:1.78;color:var(--navy);letter-spacing:.01em;
}
.statement blockquote em{font-style:normal;color:var(--gold-d);position:relative;white-space:nowrap}
.statement cite{
  display:block;margin-top:30px;font-style:normal;font-size:11.5px;letter-spacing:.26em;
  color:var(--muted);text-transform:uppercase;
}

/* ==========================================================
   服务卡片
   ========================================================== */
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.svc{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:44px 36px 36px;position:relative;display:flex;flex-direction:column;overflow:hidden;
  transition:transform .34s var(--ease),box-shadow .34s var(--ease),border-color .34s;
  box-shadow:var(--sh-s);
}
.svc::before{
  content:"";position:absolute;left:0;top:0;width:100%;height:2px;
  background:linear-gradient(90deg,var(--gold),rgba(194,161,94,.15));
  transform:scaleX(0);transform-origin:left;transition:transform .42s var(--ease);
}
.svc:hover{transform:translateY(-10px);box-shadow:var(--sh-l);border-color:rgba(194,161,94,.4)}
.svc:hover::before{transform:scaleX(1)}
.svc__no{
  position:absolute;right:24px;top:16px;font-family:var(--serif);font-size:62px;line-height:1;
  color:rgba(8,32,58,.055);font-weight:700;letter-spacing:-.03em;pointer-events:none;
  transition:color .35s;
}
.svc:hover .svc__no{color:rgba(194,161,94,.22)}
.svc__ico{
  width:56px;height:56px;border-radius:2px;
  background:linear-gradient(150deg,#0A243E,#16406A);color:var(--gold-l);
  display:flex;align-items:center;justify-content:center;margin-bottom:28px;
  box-shadow:0 14px 28px rgba(8,32,58,.22);position:relative;
}
.svc__ico::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:linear-gradient(90deg,var(--gold),rgba(194,161,94,.2));
}
.svc__ico svg{width:27px;height:27px}
.svc h3{font-size:20.5px;line-height:1.5;margin-bottom:16px;max-width:11em;min-height:3em}
.svc p{font-size:14.5px;line-height:1.95;color:var(--body);margin-bottom:26px}
.svc__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:20px;border-top:1px solid var(--line-2)}
.svc__tags span{
  font-size:12px;color:var(--muted);background:var(--soft);
  border:1px solid var(--line);border-radius:100px;padding:4px 12px;letter-spacing:.04em;
}
.svc:hover .svc__tags span{border-color:rgba(194,161,94,.35);color:var(--gold-d)}

/* ==========================================================
   时间轴（编辑式编号）
   ========================================================== */
.timeline{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  border-top:1px solid rgba(8,32,58,.14);margin-top:8px;
}
.step{position:relative;padding:34px 32px 0 0;text-align:left;border-right:1px solid rgba(8,32,58,.08)}
.step:last-child{border-right:0;padding-right:0}
.step::before{
  content:"";position:absolute;left:0;top:-1px;height:1px;width:100%;background:var(--gold);
  transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease);
}
.step:hover::before{transform:scaleX(1)}
.step__no{
  width:auto;height:auto;margin:0 0 16px;border:0;background:none;border-radius:0;
  font-family:var(--serif);font-size:44px;line-height:1;color:rgba(8,32,58,.22);
  display:block;letter-spacing:-.03em;transition:color .3s;
}
.step:hover .step__no{color:var(--gold)}
.step h3{font-size:18px;margin-bottom:12px}
.step p{font-size:14px;color:var(--muted);line-height:1.9;margin-bottom:18px;min-height:5.6em}
.step__time{
  display:inline-block;font-size:12px;color:var(--gold-d);letter-spacing:.08em;
  border:1px solid rgba(194,161,94,.42);border-radius:100px;padding:4px 13px;background:#fff;
}
.timeline-note{
  margin:52px 0 0;display:inline-flex;align-items:center;gap:12px;
  font-size:14px;color:var(--navy);background:#fff;
  border:1px solid var(--line);border-left:2px solid var(--gold);
  padding:16px 26px;box-shadow:var(--sh-s);
}
.timeline-note::before{content:"";width:6px;height:6px;background:var(--gold);transform:rotate(45deg);flex:0 0 auto}

/* ==========================================================
   文章卡片
   ========================================================== */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.post{
  border:1px solid var(--line);background:#fff;border-radius:var(--r);
  padding:34px 30px;display:flex;flex-direction:column;position:relative;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s;
  box-shadow:var(--sh-s);
}
.post::after{
  content:"";position:absolute;left:30px;bottom:0;width:0;height:2px;background:var(--gold);
  transition:width .38s var(--ease);
}
.post:hover{transform:translateY(-6px);box-shadow:var(--sh-m);border-color:rgba(194,161,94,.4)}
.post:hover::after{width:44px}
.post__tag{font-size:11px;color:var(--gold-d);letter-spacing:.2em;margin-bottom:16px;font-weight:700;text-transform:uppercase}
.post h3{font-size:18.5px;line-height:1.65;margin-bottom:14px;transition:color .2s}
.post h3 a:hover{color:var(--navy-2)}
.post p{font-size:14px;color:var(--muted);line-height:1.9;flex:1 1 auto;margin-bottom:22px}
.post__foot{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--muted);border-top:1px solid var(--line-2);padding-top:16px;margin-top:auto;letter-spacing:.04em}
.post__foot .go{color:var(--navy);font-weight:600}
.post:hover .go{color:var(--gold-d)}

/* ==========================================================
   案例（深色 · 细线网格）
   ========================================================== */
.cases{display:grid;grid-template-columns:repeat(2,1fr);gap:0 68px;border-top:1px solid rgba(255,255,255,.16)}
.case{
  position:relative;border:0;border-bottom:1px solid rgba(255,255,255,.12);
  background:none;border-radius:0;padding:38px 0 36px;transition:background .3s;
}
.case::before{
  content:"";position:absolute;left:-20px;top:34px;bottom:34px;width:1px;background:var(--gold);
  opacity:0;transition:opacity .3s;
}
.case:hover::before{opacity:1}
.case__top{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin-bottom:18px}
.case__top span{
  font-size:11.5px;letter-spacing:.1em;padding:4px 11px;border-radius:100px;
  border:1px solid rgba(194,161,94,.4);color:var(--gold-l);
}
.case h3{font-size:19px;line-height:1.6;margin-bottom:14px;transition:color .25s}
.case:hover h3{color:var(--gold-l)}
.case p{font-size:13.5px;color:rgba(255,255,255,.56);line-height:1.9;margin-bottom:20px}
.case dl{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;margin:0;font-size:13px}
.case dt{color:rgba(255,255,255,.36);letter-spacing:.06em}
.case dd{margin:0;color:rgba(255,255,255,.85)}

/* ==========================================================
   优势（左标题 + 2×2 网格）
   ========================================================== */
.why{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);gap:72px;align-items:start}
.why__head{position:sticky;top:120px}
.why__head h2{font-size:clamp(28px,2.7vw,40px);line-height:1.38;margin:24px 0 0}
.why__head .lead{margin:22px 0 0;font-size:15px;line-height:1.95;color:var(--muted);max-width:22em}
.why__grid{display:grid;grid-template-columns:1fr 1fr;gap:0 48px}
.why__item{
  position:relative;padding:34px 0 30px;border-top:1px solid var(--line);
}
.why__item::before{
  content:"";position:absolute;left:0;top:-1px;height:1px;width:0;background:var(--gold);
  transition:width .45s var(--ease);
}
.why__item:hover::before{width:100%}
.why__no{
  position:absolute;right:0;top:28px;font-family:var(--serif);font-size:34px;line-height:1;
  color:rgba(8,32,58,.1);letter-spacing:-.03em;transition:color .3s;
}
.why__item:hover .why__no{color:rgba(194,161,94,.4)}
.why__ico{width:38px;height:38px;color:var(--gold-d);margin-bottom:20px}
.why__ico svg{width:100%;height:100%}
.why__item h3{font-size:17.5px;margin-bottom:10px}
.why__item p{font-size:13.5px;color:var(--muted);line-height:1.95;margin:0;max-width:20em}

/* ==========================================================
   CTA（墨蓝底 + 金线点缀）
   ========================================================== */
.cta-band{
  position:relative;overflow:hidden;isolation:isolate;
  background:
    radial-gradient(680px 320px at 82% 46%, rgba(194,161,94,.13), transparent 68%),
    radial-gradient(900px 420px at 8% 120%, rgba(18,57,95,.55), transparent 70%),
    linear-gradient(180deg,#061726 0%,#04101D 100%);
  color:#fff;padding:78px 0;
  border-top:1px solid rgba(194,161,94,.22);
}
/* 细网格纹理，压住大块纯色 */
.cta-band::after{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(120% 100% at 50% 0%, #000 0%, transparent 78%);
  -webkit-mask-image:radial-gradient(120% 100% at 50% 0%, #000 0%, transparent 78%);
}
/* 右上两圈极淡金环 */
.cta-band::before{
  content:"";position:absolute;right:-170px;top:-210px;width:600px;height:600px;z-index:0;
  border-radius:50%;border:1px solid rgba(194,161,94,.14);
  box-shadow:0 0 0 1px rgba(255,255,255,.03) inset;
}
.cta-band__in{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .75fr;gap:60px;align-items:center}
.cta-band__txt{min-width:0}
.cta-band__kicker{
  display:inline-flex;align-items:center;gap:12px;
  font-size:10.5px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--gold);font-weight:700;margin-bottom:24px;
}
.cta-band__kicker::before{
  content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--gold),rgba(194,161,94,.15));
}
.cta-band h2{
  font-size:clamp(25px,2.6vw,37px);color:#fff;margin-bottom:18px;line-height:1.38;
  letter-spacing:-.005em;text-wrap:balance;
}
.cta-band p{margin:0;font-size:15px;color:rgba(255,255,255,.62);line-height:1.95;max-width:32em;text-wrap:pretty}
.cta-band .cta-band__note{
  margin:22px 0 0;font-size:11.5px;line-height:1.9;letter-spacing:.06em;
  color:rgba(255,255,255,.36);max-width:none;
  display:flex;flex-wrap:wrap;align-items:baseline;gap:0 26px;
}
.cta-band__note span{white-space:nowrap;position:relative;display:inline-block}
.cta-band__note span+span::before{
  content:"·";position:absolute;left:-17px;color:rgba(255,255,255,.22);
}
.cta-band .cta-band__note::before{
  content:"";width:16px;height:1px;background:rgba(194,161,94,.45);
  align-self:center;flex:0 0 auto;margin-right:-6px;
}
.cta-band__act{
  position:relative;z-index:3;display:flex;flex-direction:column;align-items:flex-end;
  padding-left:52px;border-left:1px solid rgba(255,255,255,.12);
}
.cta-band__lab{
  display:block;font-size:10px;letter-spacing:.3em;color:rgba(228,207,163,.62);
  margin-bottom:12px;text-transform:uppercase;
}
.cta-band__num{
  display:block;font-family:var(--serif);font-size:clamp(28px,2.8vw,40px);line-height:1.1;
  color:var(--gold-l);letter-spacing:.01em;transition:color .2s,opacity .2s;margin-bottom:24px;
  white-space:nowrap;
}
.cta-band__num:hover{color:#F2E3C4}
.cta-band .btn--navy,
.cta-band .btn{
  background:linear-gradient(180deg,#D7BC85,#C2A15E);
  color:#08203A;padding:16px 30px;font-size:14px;font-weight:600;letter-spacing:.06em;
  border-radius:2px;box-shadow:0 14px 30px rgba(0,0,0,.3),0 1px 0 rgba(255,255,255,.25) inset;
  transition:transform .2s,box-shadow .2s,filter .2s;
}
.cta-band .btn:hover{
  background:linear-gradient(180deg,#E2CBA0,#CDAE6E);
  transform:translateY(-1px);
  box-shadow:0 20px 40px rgba(0,0,0,.38),0 1px 0 rgba(255,255,255,.3) inset;
}
.cta-band .btn svg{color:#08203A}
.cta-band__tel{display:flex;align-items:center;gap:14px;flex-wrap:wrap;position:relative;z-index:3}

/* ==========================================================
   页脚
   ========================================================== */
.site-foot{position:relative;background:var(--navy);color:rgba(255,255,255,.6);font-size:14px;padding-top:84px;overflow:hidden}
.site-foot::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,rgba(194,161,94,.7),rgba(194,161,94,.08) 55%,transparent);
}
.foot__grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.92fr) minmax(0,1.1fr) auto;gap:44px;padding-bottom:46px;align-items:start}
/* 页脚品牌：中英文名贴紧，整体与右栏标题基线对齐 */
.foot__brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.foot__brand .brand__mark{width:42px;height:42px;color:#fff}
.foot__brand strong{display:block;font-family:var(--serif);font-size:17.5px;line-height:1.1;color:#fff;letter-spacing:.1em}
.foot__brand small{font-size:9.5px;line-height:1.1;letter-spacing:.15em;color:rgba(255,255,255,.42);margin-top:4px;display:block}
.foot__desc{font-size:13px;line-height:1.95;color:rgba(255,255,255,.5);margin:0;max-width:27em}
.foot__desc a{color:var(--gold-l)}

.foot h4{
  font-family:var(--sans);font-size:12px;color:#fff;letter-spacing:.18em;margin-bottom:18px;
  font-weight:600;text-transform:uppercase;display:flex;align-items:center;gap:9px;
}
.foot h4::before{content:"";width:13px;height:1.5px;background:var(--gold);flex:0 0 auto}
.foot ul{list-style:none;margin:0;padding:0}
.foot ul li{margin:0 0 11px}
.foot ul a{font-size:13px;color:rgba(255,255,255,.56);transition:color .2s,padding-left .2s}
.foot ul a:hover{color:var(--gold-l);padding-left:4px}
/* 导航排两列，避免单列过长、与其他栏高度失衡 */
.foot__nav ul{column-count:2;column-gap:26px}
.foot__nav li{break-inside:avoid;-webkit-column-break-inside:avoid}
.foot__contact li{display:flex;gap:11px;font-size:13px;line-height:1.7;color:rgba(255,255,255,.56);margin-bottom:12px}
.foot__contact svg{width:15px;height:15px;flex:0 0 auto;margin-top:5px;color:var(--gold)}
.foot__contact a{color:rgba(255,255,255,.8)}
.foot__contact span{min-width:0;text-wrap:pretty}
.foot__qr{background:#fff;padding:7px;width:104px;border-radius:2px;margin-bottom:10px}
.foot__qr img{width:100%;display:block}
.foot__qr-cap{font-size:11.5px;color:rgba(255,255,255,.42);text-align:center;width:104px;letter-spacing:.08em;margin:0}
.foot__word{
  font-family:var(--serif);font-size:clamp(40px,8.4vw,120px);line-height:.9;letter-spacing:.06em;
  color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.1);
  padding-bottom:8px;user-select:none;pointer-events:none;
}
.foot__bar{
  border-top:1px solid rgba(255,255,255,.1);padding:22px 0 26px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:rgba(255,255,255,.36);letter-spacing:.03em;
}
.foot__bar a:hover{color:var(--gold-l)}
.foot__bar-links{display:flex;gap:20px;flex-wrap:wrap}

/* ==========================================================
   内页头
   ========================================================== */
.page-head{
  position:relative;overflow:hidden;color:#fff;padding:64px 0 76px;
  background:linear-gradient(118deg,#061A2E 0%,#08203A 40%,#123B63 100%);
}
.page-head::before{
  content:"";position:absolute;right:-160px;top:-200px;width:620px;height:620px;border-radius:50%;
  border:1px solid rgba(194,161,94,.16);
  background:radial-gradient(circle at 50% 50%,rgba(194,161,94,.1),transparent 62%);
}
.page-head::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,rgba(194,161,94,.55),transparent 60%);
}
.crumb{position:relative;z-index:2;font-size:12.5px;color:rgba(255,255,255,.5);display:flex;gap:9px;flex-wrap:wrap;margin-bottom:26px;letter-spacing:.06em}
.crumb a{transition:color .2s}
.crumb a:hover{color:var(--gold-l)}
.crumb span{color:rgba(255,255,255,.28)}
.page-head h1{position:relative;z-index:2;color:#fff;font-size:clamp(28px,3.1vw,44px);line-height:1.3;letter-spacing:-.005em;max-width:20em}
.page-head .lead{position:relative;z-index:2;margin-top:20px;font-size:16px;color:rgba(255,255,255,.66);max-width:46em;line-height:2}

/* ==========================================================
   Tab
   ========================================================== */
.tabs{border-bottom:1px solid var(--line);display:flex;gap:6px;flex-wrap:wrap;margin-bottom:48px}
.tab{
  background:none;border:0;border-bottom:2px solid transparent;padding:18px 24px;
  font-family:var(--sans);font-size:15.5px;color:var(--muted);cursor:pointer;
  transition:color .22s,border-color .22s;letter-spacing:.03em;position:relative;
}
.tab:hover{color:var(--navy)}
.tab.is-on{color:var(--navy);font-weight:600;border-bottom-color:var(--gold)}
.tab-panel{display:none;animation:fade .4s var(--ease)}
.tab-panel.is-on{display:block}
@keyframes fade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ==========================================================
   内容块
   ========================================================== */
.blocks{display:grid;gap:20px}
.blk{
  border:1px solid var(--line);border-left:2px solid var(--gold);background:#fff;
  padding:30px 32px;border-radius:2px;box-shadow:var(--sh-s);
  transition:box-shadow .3s,transform .3s;
}
.blk:hover{box-shadow:var(--sh-m);transform:translateX(2px)}
.blk h4{font-family:var(--serif);font-size:16.5px;margin-bottom:12px;color:var(--navy)}
.blk p:last-child,.blk ul:last-child{margin-bottom:0}
.blk ul{font-size:14px;color:var(--body);line-height:1.95}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}

.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:64px;align-items:center}
.split--rev .split__txt{order:2}

.check-list{list-style:none;padding:0;margin:0}
.check-list li{position:relative;padding-left:30px;font-size:14.5px;margin:0 0 13px;color:var(--body);line-height:1.9}
.sec--navy .check-list li{color:rgba(255,255,255,.76)}
.check-list li::before{
  content:"";position:absolute;left:0;top:.6em;width:12px;height:7px;
  border-left:2px solid var(--gold-d);border-bottom:2px solid var(--gold-d);transform:rotate(-45deg);
}
/* 与 check-list 同缩进的风险/限制列表（横杠标记） */
.dash-list{list-style:none;padding:0;margin:0}
.dash-list li{position:relative;padding-left:30px;font-size:14px;line-height:1.9;color:var(--muted);margin:0 0 13px}
.dash-list li::before{content:"";position:absolute;left:3px;top:.92em;width:11px;height:1.5px;background:rgba(8,32,58,.32)}

/* ---------- 服务页 Tab 内容 ---------- */
.svc-intro{margin-bottom:52px}
.svc-intro__lead{
  font-family:var(--serif);font-size:20px;line-height:2.05;color:var(--navy);
  max-width:36em;padding-left:26px;border-left:2px solid var(--gold);margin:0 0 34px;
  letter-spacing:.005em;
}
.svc-intro__cols{
  display:grid;grid-template-columns:1fr 1fr;gap:44px;
  font-size:14.5px;color:var(--body);line-height:2.05;padding-left:28px;
}
.svc-intro__cols p{margin:0 0 1em}
.svc-intro__cols p:last-child{margin-bottom:0}

.svc-duo{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-bottom:56px}
.svc-duo__card{
  border:1px solid var(--line);background:#fff;padding:36px 34px;box-shadow:var(--sh-s);
  position:relative;transition:box-shadow .3s;display:flex;flex-direction:column;
}
.svc-duo__card>.check-list,.svc-duo__card>.steps-mini{flex:1;display:flex;flex-direction:column}
.svc-duo__card>.check-list>li{margin:0;padding-block:9px}
.svc-duo__card:hover{box-shadow:var(--sh-m)}
.svc-h3{
  font-size:17px;display:flex;align-items:baseline;gap:13px;margin:0 0 24px;
  font-family:var(--serif);color:var(--ink);letter-spacing:.01em;
}
.svc-h3 i{
  font-style:normal;font-family:var(--serif);font-size:12px;color:var(--gold-d);
  letter-spacing:.08em;flex:0 0 auto;padding-top:2px;
}
.steps-mini{list-style:none;margin:0;padding:0}
.steps-mini li{
  display:flex;gap:16px;align-items:baseline;padding:12px 0;
  border-bottom:1px dashed var(--line);font-size:14.5px;color:var(--body);line-height:1.8;
}
.steps-mini li:last-child{border-bottom:0;padding-bottom:0}
.steps-mini li i{
  font-style:normal;font-family:var(--serif);font-size:11.5px;color:var(--gold-d);
  flex:0 0 auto;letter-spacing:.06em;
}
.svc-tbl{margin-bottom:50px}
.svc-tbl:last-child{margin-bottom:0}
.svc-tbl .svc-h3{margin-bottom:18px}
.svc-footnote{font-size:12.5px;color:var(--muted);margin:16px 0 0;line-height:1.9}

/* ==========================================================
   表格
   ========================================================== */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:2px;box-shadow:var(--sh-s);background:#fff}
table.tbl{width:100%;border-collapse:collapse;font-size:14px;background:#fff;min-width:640px}
table.tbl th{background:var(--navy);color:#fff;font-weight:600;font-size:13px;text-align:left;padding:16px 20px;letter-spacing:.08em;white-space:nowrap}
table.tbl td{padding:16px 20px;border-top:1px solid var(--line);color:var(--body);vertical-align:top;line-height:1.8}
table.tbl tr:nth-child(even) td{background:#FAFBFC}
table.tbl tbody tr{transition:background .2s}
table.tbl tbody tr:hover td{background:var(--gold-tint)}
table.tbl td strong{color:var(--ink)}

/* ==========================================================
   文章列表
   ========================================================== */
.insight-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:64px;align-items:start}
.insight-layout>*{min-width:0}
.post-list{display:grid;gap:0;border-top:1px solid var(--line)}
.post-item{display:block;padding:36px 0;border-bottom:1px solid var(--line);transition:padding .25s var(--ease);position:relative}
.post-item:hover{padding-left:14px}
.post-item::before{
  content:"";position:absolute;left:0;top:36px;bottom:36px;width:2px;background:var(--gold);
  opacity:0;transition:opacity .25s;
}
.post-item:hover::before{opacity:1}
.post-item__meta{display:flex;align-items:center;gap:14px;font-size:12px;color:var(--muted);margin-bottom:14px;flex-wrap:wrap;letter-spacing:.06em}
.post-item__meta .tag{color:var(--gold-d);border:1px solid rgba(194,161,94,.42);padding:3px 11px;border-radius:100px;letter-spacing:.08em}
.post-item h3{font-size:20.5px;line-height:1.6;margin-bottom:12px;transition:color .2s}
.post-item:hover h3{color:var(--navy-2)}
.post-item p{font-size:14px;color:var(--muted);margin-bottom:14px;line-height:1.9}
.post-item .go{font-size:12.5px;color:var(--navy);font-weight:600;letter-spacing:.06em}
.post-item:hover .go{color:var(--gold-d)}

.side-card{border:1px solid var(--line);background:#fff;padding:28px;margin-bottom:24px;box-shadow:var(--sh-s)}
.side-card h4{
  font-family:var(--sans);font-size:11.5px;letter-spacing:.2em;color:var(--navy);
  margin-bottom:20px;padding-bottom:14px;border-bottom:1px solid var(--line);text-transform:uppercase;font-weight:700;
}
.cloud{display:flex;flex-wrap:wrap;gap:9px}
.cloud a{font-size:12.5px;color:var(--muted);background:var(--soft);border:1px solid var(--line);padding:6px 13px;border-radius:100px;transition:.22s}
.cloud a:hover{color:var(--navy);border-color:var(--gold);background:#fff;transform:translateY(-1px)}
.policy-links{list-style:none;padding:0;margin:0}
.policy-links li{margin:0 0 16px;font-size:13px}
.policy-links a{color:var(--body);display:flex;gap:9px;line-height:1.7;transition:color .2s}
.policy-links a:hover{color:var(--gold-d)}
.policy-links li span{color:var(--gold-d);flex:0 0 auto}

/* ==========================================================
   文章详情
   ========================================================== */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 344px;gap:58px;align-items:start}
.article-layout>*{min-width:0}
.article{font-size:16.5px;line-height:2.1;color:#2E3C4C;min-width:0}
.article>p:first-of-type{font-size:17.5px;color:var(--ink)}
.article h2{
  font-size:24px;margin:52px 0 20px;padding-left:18px;border-left:3px solid var(--gold);
  position:relative;scroll-margin-top:110px;
}
.article h3{font-size:18.5px;margin:34px 0 14px;color:var(--navy);scroll-margin-top:110px}
.article p{margin:0 0 20px}
.article ul,.article ol{margin:0 0 22px;padding-left:1.4em}
.article li{margin:.55em 0}
.article strong{color:var(--ink)}
.article blockquote{
  margin:30px 0;padding:24px 30px;background:var(--soft);border-left:2px solid var(--navy);
  font-size:15.5px;color:var(--navy);line-height:1.95;
}
.article blockquote p{margin:0}
.article .callout{
  margin:30px 0;padding:24px 28px;background:var(--gold-tint);border:1px solid rgba(194,161,94,.36);
  font-size:15px;color:#5B4B2E;line-height:1.95;
}
.article .callout strong{color:#8A6E33}
.article table{width:100%;border-collapse:collapse;font-size:14px;margin:26px 0}
.article .tbl-wrap{max-width:100%;overflow-x:auto}
.article .tbl-wrap table.tbl{min-width:560px}
.article table th{background:var(--navy);color:#fff;padding:13px 16px;text-align:left;font-weight:600;font-size:13px}
.article table td{padding:13px 16px;border-bottom:1px solid var(--line)}

.toc{position:sticky;top:104px}
.toc ol{list-style:none;padding:0;margin:0;counter-reset:t;border-left:1px solid var(--line)}
.toc li{margin:0;font-size:12.5px;line-height:1.75;counter-increment:t}
.toc a{color:var(--muted);display:block;padding:9px 0 9px 14px;position:relative;transition:.2s;border-left:2px solid transparent;margin-left:-1px}
.toc a::before{content:counter(t,decimal-leading-zero) " ";color:rgba(8,32,58,.24);font-size:11px;letter-spacing:.05em}
.toc a:hover,.toc a.is-on{color:var(--navy);font-weight:600;border-left-color:var(--gold);background:linear-gradient(90deg,rgba(194,161,94,.07),transparent)}
.toc a.is-on::before{color:var(--gold-d)}

.author{display:flex;gap:16px;align-items:flex-start}
.author__ava{
  width:48px;height:48px;background:linear-gradient(150deg,#0A243E,#123A5F);color:var(--gold-l);
  display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:16px;
  flex:0 0 auto;border-radius:2px;box-shadow:0 8px 18px rgba(8,32,58,.18);
}
.author strong{display:block;font-size:14.5px;color:var(--ink);margin-bottom:5px}
.author p{font-size:12.5px;color:var(--muted);margin:0;line-height:1.85}

.related{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:24px}
.related a{
  border:1px solid var(--line);padding:22px;font-size:14px;line-height:1.7;color:var(--ink);
  transition:.28s var(--ease);background:#fff;box-shadow:var(--sh-s);
}
.related a:hover{border-color:rgba(194,161,94,.5);box-shadow:var(--sh-m);transform:translateY(-4px)}
.related a span{display:block;font-size:11px;color:var(--gold-d);margin-bottom:10px;letter-spacing:.14em;text-transform:uppercase}

/* ==========================================================
   案例页
   ========================================================== */
.stat-bar{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);margin-bottom:48px;background:#fff;box-shadow:var(--sh-s);
}
.stat-bar div{background:#fff;text-align:center;padding:30px 16px}
.stat-bar b{display:block;font-family:var(--serif);font-size:34px;color:var(--navy);line-height:1.2}
.stat-bar span{font-size:12.5px;color:var(--muted);letter-spacing:.1em}

.filters{display:flex;gap:28px;flex-wrap:wrap;padding:22px 28px;background:var(--soft);border:1px solid var(--line);margin-bottom:40px;align-items:center}
.filter{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);letter-spacing:.04em}
.filter select{
  font-family:var(--sans);font-size:14px;color:var(--ink);background:#fff;
  border:1px solid var(--line);padding:9px 34px 9px 12px;border-radius:2px;cursor:pointer;
  appearance:none;transition:border-color .2s;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%237A8798'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;
}
.filter select:focus{outline:none;border-color:var(--gold)}
.filter__reset{font-size:12.5px;color:var(--gold-d);background:none;border:0;cursor:pointer;font-family:var(--sans);padding:8px 4px;border-bottom:1px solid rgba(194,161,94,.5);letter-spacing:.06em}
.filter__count{margin-left:auto;font-size:12.5px;color:var(--muted);letter-spacing:.04em}

.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-card{
  border:1px solid var(--line);background:#fff;padding:30px;display:flex;flex-direction:column;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s;box-shadow:var(--sh-s);
  position:relative;overflow:hidden;
}
.case-card::before{
  content:"";position:absolute;left:0;top:0;height:2px;width:100%;background:var(--gold);
  transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease);
}
.case-card:hover{transform:translateY(-7px);box-shadow:var(--sh-m);border-color:rgba(194,161,94,.4)}
.case-card:hover::before{transform:scaleX(1)}
.case-card.is-hide{display:none}
.case-card__tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.case-card__tags span{font-size:11.5px;padding:4px 11px;border-radius:100px;background:rgba(8,32,58,.05);color:var(--navy);letter-spacing:.06em}
.case-card__tags span.gold{background:rgba(194,161,94,.14);color:#8A6E33}
.case-card h3{font-size:17.5px;line-height:1.6;margin-bottom:12px;min-height:3.2em}
.case-card p{font-size:13.5px;color:var(--muted);line-height:1.9;margin-bottom:20px}
.case-card dl{margin:0;font-size:13px;display:grid;grid-template-columns:auto 1fr;gap:8px 14px;padding-top:18px;border-top:1px solid var(--line-2);margin-top:auto}
.case-card dt{color:var(--muted)}
.case-card dd{margin:0;color:var(--body)}
.case-card dd b{color:var(--navy)}

/* ==========================================================
   FAQ
   ========================================================== */
.faq-layout{display:grid;grid-template-columns:266px minmax(0,1fr);gap:64px;align-items:start}
.faq-layout>*{min-width:0}
.faq-side__nav{min-width:0}
.faq-side__box{
  position:sticky;top:112px;border-top:1px solid rgba(8,32,58,.16);padding-top:26px;
}
.faq-side__t{
  font-size:10.5px;letter-spacing:.26em;color:var(--muted);margin-bottom:16px;
  text-transform:uppercase;font-weight:700;
}
.faq-side__nav{display:grid;gap:1px;margin-bottom:30px}
.faq-side__nav a{
  display:flex;align-items:center;gap:11px;padding:11px 12px 11px 10px;
  font-size:13.5px;color:var(--body);border-left:2px solid transparent;
  transition:background .2s,color .2s,border-color .2s;letter-spacing:.02em;
}
.faq-side__nav a i{
  font-style:normal;font-size:10.5px;color:rgba(8,32,58,.3);font-family:var(--serif);
  letter-spacing:.04em;transition:color .2s;
}
.faq-side__nav a em{margin-left:auto;font-style:normal;font-size:11px;color:var(--muted)}
.faq-side__nav a:hover{background:var(--soft);color:var(--navy);border-left-color:var(--gold)}
.faq-side__nav a:hover i{color:var(--gold-d)}
.faq-side__cta{
  background:linear-gradient(155deg,#07203A,#123A5F);padding:26px 22px;color:#fff;border-radius:2px;
}
.faq-side__cta p{font-size:12px;color:rgba(255,255,255,.56);margin:0 0 10px;letter-spacing:.04em}
.faq-side__tel{
  display:block;font-family:var(--serif);font-size:22px;color:var(--gold-l);line-height:1.2;
  margin-bottom:8px;letter-spacing:.02em;
}
.faq-side__cta small{font-size:11px;color:rgba(255,255,255,.4);letter-spacing:.06em}

.faq-nav{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:44px}
.faq-nav a{
  font-size:13px;color:var(--navy);border:1px solid var(--line);background:#fff;
  padding:10px 20px;border-radius:100px;transition:.22s;letter-spacing:.04em;
}
.faq-nav a:hover{border-color:var(--gold);background:var(--gold-tint);transform:translateY(-1px)}

.faq-group{margin-bottom:60px;scroll-margin-top:120px}
.faq-group:last-of-type{margin-bottom:36px}
.faq-group__head{
  display:flex;align-items:flex-start;gap:18px;padding-bottom:20px;margin-bottom:22px;
  border-bottom:1px solid var(--line);
}
.faq-group__no{
  font-family:var(--serif);font-size:28px;line-height:1;color:rgba(8,32,58,.18);
  letter-spacing:-.02em;flex:0 0 auto;padding-top:2px;
}
.faq-group__head>div{flex:1 1 auto;min-width:0}
.faq-group__head h2{font-size:21px;margin-bottom:8px;line-height:1.4}
.faq-group__head .g-hint{font-size:12.5px;color:var(--muted);margin:0;line-height:1.8}
.faq-group__cnt{
  flex:0 0 auto;font-size:11px;letter-spacing:.1em;color:var(--gold-d);
  border:1px solid rgba(194,161,94,.4);border-radius:100px;padding:4px 12px;margin-top:2px;
}
.faq-item{border:1px solid var(--line);background:#fff;margin-bottom:10px;border-radius:2px;overflow:hidden;transition:border-color .25s,box-shadow .25s}
.faq-item:hover{border-color:rgba(194,161,94,.4)}
.faq-item.is-open{border-color:rgba(194,161,94,.55);box-shadow:var(--sh-m)}
.faq-q{
  width:100%;text-align:left;background:none;border:0;cursor:pointer;
  padding:24px 60px 24px 26px;font-family:var(--sans);font-size:15.5px;color:var(--ink);
  position:relative;line-height:1.7;font-weight:500;transition:color .2s;letter-spacing:.01em;
}
.faq-q:hover{color:var(--navy-2)}
.faq-q i{position:absolute;right:26px;top:50%;width:11px;height:11px;margin-top:-6px}
.faq-q i::before,.faq-q i::after{
  content:"";position:absolute;left:0;top:5px;width:11px;height:1.5px;background:var(--gold-d);transition:transform .3s var(--ease);
}
.faq-q i::after{transform:rotate(90deg)}
.faq-item.is-open .faq-q i::after{transform:rotate(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.faq-a__in{padding:0 26px 26px;font-size:14.5px;color:var(--body);line-height:2}
.faq-a__in p:last-child{margin-bottom:0}

/* ==========================================================
   提示条
   ========================================================== */
.notice{
  position:relative;
  border:1px solid rgba(8,32,58,.1);border-left:3px solid var(--gold);
  background:#FCFBF7;padding:21px 26px 21px 24px;
  font-size:13.5px;color:var(--body);line-height:2;
}
.notice b{color:var(--navy);font-weight:600}

/* ==========================================================
   关于 / 联系卡
   ========================================================== */
.about{display:grid;grid-template-columns:1.08fr .92fr;gap:72px;align-items:start}
.about__txt h2{font-size:clamp(26px,2.5vw,36px);line-height:1.4;margin-bottom:26px}
.about__lead{font-size:15.5px;line-height:2.05;color:var(--body);margin:0 0 24px;max-width:30em}
.about__tags{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0 0 30px;padding:0}
.about__tags li{
  font-size:11.5px;letter-spacing:.08em;color:var(--navy);line-height:1;
  padding:8px 13px;background:#fff;border:1px solid rgba(8,32,58,.13);border-radius:100px;
}
.about__facts{display:grid;grid-template-columns:repeat(3,auto);gap:0;margin-top:32px;border-top:1px solid rgba(8,32,58,.14);padding-top:24px;justify-content:start}
.about__facts>div{padding-right:36px;margin-right:36px;border-right:1px solid var(--line)}
.about__facts>div:last-child{border-right:0;padding-right:0;margin-right:0}
.about__facts b{display:block;font-family:var(--serif);font-size:30px;line-height:1;color:var(--navy)}
.about__facts b span{font-size:15px;color:var(--gold-d);margin-left:2px}
.about__facts small{display:block;font-size:11.5px;color:var(--muted);letter-spacing:.1em;margin-top:10px}

.contact-card{
  position:relative;background:linear-gradient(155deg,#07203A 0%,#0C2C4C 55%,#123A5F 100%);
  color:#fff;padding:40px 38px;border-radius:2px;overflow:hidden;
  box-shadow:0 30px 64px rgba(8,32,58,.24);
}
.contact-card::before{
  content:"";position:absolute;right:-90px;top:-90px;width:260px;height:260px;border-radius:50%;
  border:1px solid rgba(194,161,94,.22);
}
.contact-card::after{
  content:"";position:absolute;left:0;top:0;width:100%;height:2px;
  background:linear-gradient(90deg,var(--gold),rgba(194,161,94,.1));
}
.contact-card__t{font-size:16px;color:#fff;letter-spacing:.14em;margin-bottom:10px;font-family:var(--sans);font-weight:600}
.contact-card__s{font-size:12.5px;color:rgba(255,255,255,.5);margin-bottom:26px;line-height:1.8}
.contact-card__tel{
  display:block;font-family:var(--serif);font-size:clamp(26px,2.4vw,34px);color:var(--gold-l);
  line-height:1.2;letter-spacing:.02em;margin-bottom:28px;transition:opacity .2s;
}
.contact-card__tel:hover{opacity:.8}
.contact-card__list{list-style:none;margin:0 0 30px;padding:26px 0 0;border-top:1px solid rgba(255,255,255,.12)}
.contact-card__list li{display:flex;gap:11px;font-size:12.5px;line-height:1.85;color:rgba(255,255,255,.62);margin-bottom:14px}
.contact-card__list li:last-child{margin-bottom:0}
.contact-card__list svg{width:15px;height:15px;flex:0 0 auto;margin-top:5px;color:var(--gold)}
.contact-card__list a{color:rgba(255,255,255,.8)}
.contact-card__btn{width:100%;justify-content:center}

/* 关联主体：横向矩阵 */
.affil{
  margin-top:56px;padding-top:38px;
  border-top:1px solid rgba(8,32,58,.14);
}
.affil__head{display:flex;align-items:baseline;gap:22px;margin-bottom:24px;flex-wrap:wrap}
.affil__k{
  flex:0 0 auto;font-size:11px;letter-spacing:.2em;font-weight:600;
  color:var(--gold-d);white-space:nowrap;
}
.affil__head p{margin:0;font-size:12.5px;line-height:1.8;color:var(--muted);max-width:44em}
.affil__list{
  list-style:none;margin:0;padding:0;counter-reset:affil;
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;background:rgba(8,32,58,.12);
  border:1px solid rgba(8,32,58,.12);
}
.affil__list li{
  position:relative;background:#fff;padding:22px 20px 24px;counter-increment:affil;
  transition:background .28s var(--ease);
}
.affil__list li::before{
  content:counter(affil,decimal-leading-zero);
  display:block;font-family:var(--serif);font-size:10.5px;letter-spacing:.2em;
  color:var(--gold-d);margin-bottom:10px;
}
.affil__list li::after{
  content:"";position:absolute;left:0;top:0;width:2px;height:0;background:var(--gold);
  transition:height .32s var(--ease);
}
.affil__list li:hover{background:#FCFDFE}
.affil__list li:hover::after{height:100%}
.affil__list b{display:block;font-size:12.5px;font-weight:600;color:var(--navy);line-height:1.65;margin-bottom:8px;letter-spacing:.01em}
.affil__list span{display:block;font-size:11.5px;line-height:1.7;color:var(--muted)}

.notice--wide{margin-top:56px;margin-bottom:0;display:flex;gap:14px;align-items:flex-start;line-height:1.95}
.notice--wide b{flex:0 0 auto}

/* ==========================================================
   滚动渐入
   ========================================================== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .route-dash,.node-pulse,.hero__tag i{animation:none}
  html{scroll-behavior:auto}
}

/* ==========================================================
   返回顶部 / 阅读进度
   ========================================================== */
/* ==========================================================
   右下角悬浮联系栏（返回顶部 / 微信 / 电话）
   ========================================================== */
.fab{
  position:fixed;right:28px;bottom:28px;z-index:70;
  display:flex;flex-direction:column;align-items:flex-end;gap:10px;
}
.fab__btn{
  width:46px;height:46px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(180deg,#123B63,#0A2745);color:#fff;
  border:1px solid rgba(194,161,94,.38);border-radius:2px;
  cursor:pointer;padding:0;
  box-shadow:0 10px 26px rgba(4,16,29,.38),0 0 0 1px rgba(255,255,255,.05);
  transition:background .26s,color .26s,border-color .26s,transform .26s var(--ease);
}
.fab__btn:hover,.fab__btn:focus-visible{background:var(--gold);color:var(--navy);border-color:var(--gold);transform:translateY(-2px);outline:none}
.fab__btn svg{width:21px;height:21px}

/* 二维码浮层：只放二维码，不带任何文字 */
.fab__wx{position:relative;display:flex}
.fab__qr{
  position:absolute;right:calc(100% + 14px);top:50%;
  width:176px;box-sizing:border-box;
  padding:9px;background:#fff;border:1px solid rgba(194,161,94,.3);border-radius:3px;
  box-shadow:0 18px 44px rgba(8,32,58,.3);
  opacity:0;visibility:hidden;pointer-events:none;
  transform:translateY(-50%) translateX(10px) scale(.94);
  transform-origin:right center;
  transition:opacity .26s var(--ease),transform .26s var(--ease),visibility .26s;
}
.fab__qr img{display:block;width:156px;height:156px}
.fab__qr::after{
  content:"";position:absolute;right:-5px;top:50%;width:8px;height:8px;
  background:#fff;border-right:1px solid rgba(194,161,94,.3);border-bottom:1px solid rgba(194,161,94,.3);
  transform:translateY(-50%) rotate(-45deg);
}
.fab__wx.is-open .fab__qr{
  opacity:1;visibility:visible;pointer-events:auto;
  transform:translateY(-50%) translateX(0) scale(1);
}
.fab__wx.is-open .fab__btn{background:var(--gold);color:var(--navy);border-color:var(--gold)}

/* 返回顶部并入悬浮栏，不再单独定位 */
.fab .to-top{position:static;right:auto;bottom:auto;display:none}
.fab .to-top.is-on{display:flex}

/* ---------- 组件补丁 ---------- */
.hero__txt{min-width:0}
.cta-band__txt{min-width:0}
.faq-main{min-width:0}
.faq-sec{padding-top:80px}
.flow-card{background:#fff;border:1px solid var(--line);padding:44px 40px;box-shadow:var(--sh-m);border-radius:2px}
.scroll-hint{display:none;margin:0}

/* ==========================================================
   响应式
   ========================================================== */
@media (max-width:1319px){
  .head__cta{display:none}
}
@media (max-width:1199px){
  .sec{padding:84px 0}
  .sec-head{margin-bottom:48px}
  .hero__in{gap:36px;padding-block:80px 150px}
  .foot__grid{grid-template-columns:1.4fr 1fr 1.2fr;gap:38px}
  .foot__col-qr{display:none}
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:44px}
  .insight-layout{grid-template-columns:minmax(0,1fr) 280px;gap:44px}
  .about{gap:56px}
  .affil__list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band__in{grid-template-columns:1fr;gap:40px}
  .cta-band::before{right:-320px;top:auto;bottom:-320px;width:600px;height:600px;border-color:rgba(194,161,94,.1)}
  .cta-band__act{align-items:flex-start;padding-left:0;border-left:0;border-top:1px solid rgba(255,255,255,.12);padding-top:32px}
  .why{gap:48px}
  .why__grid{gap:0 34px}
}
@media (max-width:1023px){
  .head__in{height:72px;gap:10px}
  .site-head.is-stuck .head__in{height:64px}
  .topbar__note{display:none}
  .topbar__in{justify-content:flex-end}
  .nav__list>li>a{line-height:70px;padding:0 10px;font-size:14px}
  .site-head.is-stuck .nav__list>li>a{line-height:64px}
  .burger{display:flex}
  /* 电话胶囊靠右，菜单键紧随其后贴齐右边缘 */
  .head__tel{display:inline-flex;margin-left:auto}

  /* 右侧抽屉式导航（与集团官网移动端一致） */
  .nav{
    position:fixed;top:0;right:0;bottom:0;left:auto;width:min(86vw,344px);
    display:flex;flex-direction:column;justify-content:flex-start;align-items:stretch;
    background:#fff;border:0;padding:0;max-height:none;z-index:95;
    box-shadow:-20px 0 50px rgba(8,32,58,.16);
    transform:translateX(101%);visibility:hidden;pointer-events:none;
    transition:transform .34s var(--ease),visibility .34s;
    overflow-y:auto;overscroll-behavior:contain;
  }
  .nav.is-open{transform:none;visibility:visible;pointer-events:auto}
  .nav__head{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    position:sticky;top:0;z-index:2;background:#fff;
    padding:14px 16px 14px 20px;border-bottom:1px solid var(--line-2);
  }
  .nav__head .brand__mark{width:36px;height:36px}
  .nav__head .brand__txt strong{font-size:16px}
  .nav__head .brand__txt small{font-size:8.5px;letter-spacing:.16em;margin-top:4px}
  .nav__close{
    width:36px;height:36px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;
    border:1px solid #C8D2E0;background:#fff;border-radius:11px;color:var(--navy);cursor:pointer;padding:0;
    transition:background .2s,border-color .2s;
  }
  .nav__close:hover{background:#F5F7FA}
  .nav__close svg{width:15px;height:15px}

  .nav__list{flex-direction:column;align-items:stretch;gap:0;width:100%;padding:4px 0}
  .nav__list>li>a{
    line-height:1.5!important;padding:16px 22px;border-bottom:1px solid var(--line-2);
    font-size:16px;font-weight:600;color:var(--navy);
  }
  .nav__list>li>a::after{display:none}
  .nav__list>li>a.is-active{color:var(--gold-d);background:var(--gold-tint)}
  .nav__list>li:last-child>a{border-bottom:0}

  .nav__foot{display:block;margin-top:auto;padding:20px 22px 26px;border-top:1px solid var(--line-2);background:#FBFBF8}
  .nav__tel{
    display:flex;align-items:center;justify-content:center;gap:9px;
    background:var(--navy);color:#fff;border-radius:999px;padding:14px 16px;
    font-family:var(--serif);font-size:16.5px;letter-spacing:.05em;
  }
  .nav__tel svg{width:16px;height:16px;color:var(--gold-l)}
  .nav__tel b{font-weight:400}
  .nav__hours{margin:13px 0 0;font-size:11.5px;line-height:1.85;color:var(--muted);text-align:center}

  .hero__in{grid-template-columns:1fr;padding-block:64px 140px}
  .hero__art{max-width:520px;margin:0 auto;order:2}
  .hero__meta div{padding-right:18px;margin-right:18px}

  .cards-3,.posts,.case-grid,.related,.three-col{grid-template-columns:repeat(2,1fr)}
  /* 三卡在双列时第 3 张居中，避免单侧落单 */
  .cards-3>.svc:last-child{grid-column:1/-1;width:calc(50% - 13px);justify-self:center}
  .svc-duo{grid-template-columns:1fr;gap:20px}
  .svc-intro__cols{grid-template-columns:1fr;gap:20px}
  .why{grid-template-columns:1fr;gap:0}
  .why__head{position:static;margin-bottom:44px}
  .why__head h2 br{display:none}

  .timeline{grid-template-columns:1fr;border-top:0}
  .step{display:grid;grid-template-columns:64px 1fr;gap:20px;padding:26px 0;border-right:0;border-top:1px solid rgba(8,32,58,.1);align-items:start}
  .step__no{font-size:32px;margin:0;padding-top:2px}
  .step p{min-height:0}
  .step h3{margin-top:4px}

  .cases{grid-template-columns:1fr;gap:0}
  .split{grid-template-columns:1fr;gap:38px}
  .split--rev .split__txt{order:0}
  .about{grid-template-columns:1fr;gap:44px}
  .about .contact-card{
    max-width:none;padding:34px 30px;
    display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
    column-gap:40px;row-gap:0;align-items:start;
  }
  .about .contact-card__t{grid-column:1;grid-row:1}
  .about .contact-card__s{grid-column:1;grid-row:2;margin-bottom:18px}
  .about .contact-card__tel{grid-column:1;grid-row:3;margin-bottom:0;font-size:clamp(24px,3.4vw,30px)}
  .about .contact-card__list{grid-column:2;grid-row:1 / span 3;margin:0;padding-top:4px;border-top:0}
  .about .contact-card__btn{grid-column:1 / -1;grid-row:4;margin-top:26px;width:auto;justify-self:start;padding:15px 34px}
  .affil{margin-top:46px;padding-top:34px}
  .affil__list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .article-layout,.insight-layout{grid-template-columns:1fr;gap:40px}
  .faq-layout{grid-template-columns:1fr;gap:40px}
  .faq-side__box{position:static;padding-top:0;border-top:0}
  .faq-side__nav{display:flex;overflow-x:auto;gap:8px;margin-bottom:26px;scrollbar-width:none}
  .faq-side__nav::-webkit-scrollbar{display:none}
  .faq-side__nav a{border-left:0;border:1px solid var(--line);border-radius:100px;padding:9px 16px;white-space:nowrap;flex:0 0 auto}
  .faq-side__nav a i{display:none}
  .faq-side__nav a em{display:none}
  .faq-side__cta{display:none}
  .toc{position:static;margin-bottom:8px}
  .stat-bar{grid-template-columns:repeat(3,1fr)}
  .trust__item b{font-size:32px}

  /* 平板页脚：品牌独占一行，导航与联系并列 */
  .foot__grid{grid-template-columns:1fr 1fr;gap:34px 40px}
  .foot__grid>div:first-child{grid-column:1/-1}
  .foot__desc{max-width:34em}
}
@media (max-width:767px){
  body{font-size:15.5px;line-height:1.85}
  .wrap{padding:0 20px}
  .topbar__note{display:none}
  .topbar__in{justify-content:center;height:40px;font-size:12.5px}
  .topbar__links{gap:16px;letter-spacing:.02em}
  .topbar__links svg{display:block}
  .topbar__tel em,.topbar__links .topbar__tel2,.topbar__links .topbar__site,.topbar__links .dot{display:none}
  .topbar__links .topbar__mail{display:inline-flex}
  .sec{padding:60px 0}
  .sec-head{padding-top:26px;margin-bottom:34px}
  .sec-head>h2{font-size:24px}
  .sec-head--center>h2{font-size:24px}

  .hero__in{padding-block:44px 120px}
  .hero h1{font-size:26px;line-height:1.32}
  .hero h1 .hero__kicker{font-size:11.5px;letter-spacing:.3em;margin-bottom:16px}
  .hero h1 em::after{bottom:-10px;width:44px;height:1.5px}
  .hero h1 .hero__kicker2{margin-top:20px;letter-spacing:.12em}
  .hero__sub{font-size:14.5px;margin-top:20px;line-height:1.9}
  .hero__btns .btn{width:100%;padding:15px 20px}
  .hero__meta{margin-top:30px;padding-top:20px;gap:10px 0}
  .hero__meta div{font-size:12px;padding-right:14px;margin-right:14px;flex:0 0 100%;border-right:0;margin-bottom:4px}
  .hero__art{padding:6px}
  .trust{margin-top:-84px}
  .trust__in{grid-template-columns:repeat(2,1fr)}
  .trust__item{padding:24px 18px}
  .trust__item b{font-size:27px}
  .trust__item p{font-size:11px;letter-spacing:.06em;margin-top:8px}
  .trust__item+.trust__item::before{display:none}
  .trust__item:nth-child(2n)::before{content:"";display:block;position:absolute;left:0;top:20%;bottom:20%;width:1px;background:rgba(255,255,255,.12)}
  .trust__item:nth-child(n+3){border-top:1px solid rgba(255,255,255,.1)}
  .trust + .sec{padding-top:60px}

  .statement{padding:64px 0 56px}
  .statement::before{top:32px;height:22px}
  .statement blockquote{font-size:20px;line-height:1.85}

  .page-head{padding:36px 0 44px}
  .page-head h1{font-size:24px}
  .page-head .lead{font-size:14px;margin-top:14px}
  .crumb{margin-bottom:16px;font-size:11.5px}

  .cards-3,.posts,.case-grid,.related,.three-col,.two-col,.advs,.stat-bar{grid-template-columns:1fr}
  .cards-3>.svc:last-child{width:auto}
  .svc-intro__lead{font-size:17px;padding-left:16px;line-height:1.95}
  .svc-intro__cols{padding-left:16px;font-size:14px}
  .svc-duo__card{padding:28px 24px}
  .svc{padding:34px 26px 28px}
  .svc__no{font-size:50px}
  .svc h3{font-size:18.5px}
  .why__item{padding:26px 0}

  .cta-band .cta-band__note{gap:0 20px}
  .cta-band__note span+span::before{left:-14px}
  .cta-band{padding:56px 0}
  .cta-band h2{font-size:21px}
  .cta-band p{font-size:14px}
  .cta-band .cta-band__note{font-size:11px;letter-spacing:.03em;flex-direction:column;gap:3px}
  .cta-band .cta-band__note::before{display:none}
  .cta-band__note span+span::before{display:none}
  .cta-band .btn--navy{width:100%;padding:16px 20px;font-size:14.5px}
  .cta-band__num{font-size:30px;margin-bottom:18px}
  .contact-card{padding:32px 26px}
  /* 手机端联系卡回到单列竖排 */
  .about .contact-card{display:block;padding:28px 22px}
  .about .contact-card__s{margin-bottom:20px}
  .about .contact-card__tel{margin-bottom:24px;font-size:26px}
  .about .contact-card__list{margin:0 0 24px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12)}
  .about .contact-card__btn{width:100%;margin-top:0;padding:15px 20px}
  .affil__list{grid-template-columns:1fr}
  .affil__list li{padding:18px 20px 20px}
  .affil__list li::before{margin-bottom:8px}
  .affil__list b{font-size:13px;margin-bottom:5px}
  .about__tags{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;margin-bottom:28px}
  .about__tags li{text-align:center;padding:9px 4px}
  .about__facts{grid-template-columns:repeat(3,1fr);gap:0}
  .about__facts>div{padding-right:16px;margin-right:16px}
  .about__facts b{font-size:24px}
  .about__facts small{font-size:10.5px;letter-spacing:.04em}
  .notice--wide{flex-direction:column;gap:6px;margin-top:36px}

  .site-foot{padding-top:56px}
  .foot__grid{grid-template-columns:1fr;gap:34px;padding-bottom:38px}
  .foot__nav ul{column-count:2;column-gap:22px}
  .foot__col-qr{display:block}
  .foot__desc{font-size:12.5px}
  .foot__bar{font-size:11px;flex-direction:column;gap:10px}

  /* 表格：手机端提示可横滑 */
  .tbl-wrap{-webkit-overflow-scrolling:touch}
  .svc-tbl:first-of-type .svc-h3::after{
    content:"左右滑动查看完整表格";display:block;
    font-family:var(--sans);font-size:10.5px;font-weight:400;letter-spacing:.06em;
    color:var(--muted);margin-top:7px;
  }
  .tabs{gap:0;overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .tabs::-webkit-scrollbar{display:none}
  .tab{padding:14px 15px;font-size:14px;white-space:nowrap}

  .filters{gap:14px;padding:18px}
  .filter{width:100%}
  .filter select{flex:1}
  .filter__count{margin-left:0}

  .article{font-size:15.5px;line-height:1.98}
  .article h2{font-size:20px;margin:38px 0 16px}
  .article>p:first-of-type{font-size:16px}

  .toc{margin-bottom:20px}
  .faq-q{font-size:14.5px;padding:20px 48px 20px 18px}
  .faq-a__in{padding:0 18px 22px;font-size:14px}
  .faq-group>h2{font-size:19px}
  .faq-nav{gap:8px;margin-bottom:32px}
  .faq-nav a{font-size:12px;padding:8px 14px}

  .flow-card{padding:18px 12px 20px;overflow:visible}
  .flow-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:thin}
  .flow-scroll svg{min-width:660px}
  .scroll-hint{
    display:block;font-family:var(--sans);font-size:10.5px;letter-spacing:.06em;
    color:var(--muted);margin:0 0 10px;padding-left:6px;
  }
  .scroll-hint::before{content:"↔ ";font-size:11px}
  .fab{right:16px;bottom:16px;gap:8px}
  .fab__btn{width:42px;height:42px}
  .fab__btn svg{width:19px;height:19px}
  .fab__qr{padding:8px;width:166px;right:calc(100% + 11px)}
  .fab__qr img{width:148px;height:148px}
  .brand__txt strong{font-size:17px}
  .brand__mark{width:40px;height:40px}
  .timeline-note{font-size:13px;padding:14px 18px;margin-top:34px}
  .case{padding:30px 0 28px}
  .case::before{display:none}
  .foot__word{font-size:44px}
}

/* 窄屏（≤374px）：收紧页头，保证电话按钮与菜单键都贴齐右边缘 */
@media (max-width:374px){
  .head__in{gap:8px}
  .brand{gap:10px}
  .brand__txt small{display:none}
  .head__tel{padding:10px 13px;font-size:12.5px}
  .topbar__links{gap:12px}
}

/* 超窄屏（≤339px）：电话按钮只留图标 */
@media (max-width:339px){
  .head__tel{padding:11px 12px}
  .head__tel b{display:none}
  .head__tel svg{width:15px;height:15px}
  .topbar__links{font-size:12px}
}